/* ===== Solar Tracker Design System ===== */
/* "Solar Noir" — Tesla minimalism meets vaporwave energy */

/* --- Custom properties --- */
:root {
    --st-cyan: #00d4ff;
    --st-magenta: #ff2d78;
    --st-purple: #b24dff;
    --st-orange: #ff6b35;
    --st-gradient: linear-gradient(135deg, var(--st-cyan), var(--st-magenta));
    --st-gradient-subtle: linear-gradient(135deg, color-mix(in srgb, var(--st-cyan) 15%, transparent), color-mix(in srgb, var(--st-magenta) 10%, transparent));
    --st-glow-cyan: 0 0 20px color-mix(in srgb, var(--st-cyan) 25%, transparent);
    --st-glow-magenta: 0 0 20px color-mix(in srgb, var(--st-magenta) 20%, transparent);
    --st-card-bg: #ffffff;
    --st-card-border: rgba(0, 0, 0, 0.12);
    --st-card-hover-border: color-mix(in srgb, var(--st-cyan) 40%, rgba(0, 0, 0, 0.15));
    --st-nav-bg: #f5f6f8;
    --st-body-bg: #f5f6f8;
    --st-surface-glow: none;
}

[data-theme="dark"] {
    --st-card-bg: rgba(12, 12, 24, 0.88);
    --st-card-border: rgba(255, 255, 255, 0.08);
    --st-card-hover-border: color-mix(in srgb, var(--st-cyan) 40%, rgba(255, 255, 255, 0.1));
    --st-nav-bg: rgba(10, 10, 20, 0.82);
    --st-body-bg: #0a0a14;
    --st-surface-glow: 0 0 80px color-mix(in srgb, var(--st-cyan) 4%, transparent);
}

/* --- Prevent horizontal overflow from dark-mode decorative pseudo-elements --- */
html {
    overflow-x: hidden;
}

/* --- Pico overrides --- */
[data-theme="light"] {
    --pico-primary: #0891b2;
    --pico-primary-hover: #0e7490;
    --pico-primary-focus: color-mix(in srgb, var(--st-cyan) 20%, transparent);
    --pico-primary-background: linear-gradient(135deg, #0891b2, #0e7490);
    --pico-primary-background: #0891b2;
    --pico-primary-background-hover: #0e7490;
    --pico-background-color: var(--st-body-bg);
    --pico-card-background-color: var(--st-card-bg);
}
/* Light mode subtle gradient on primary buttons */
[data-theme="light"] main button[type="submit"],
[data-theme="light"] main a[role="button"]:not(.outline):not(.secondary):not(.contrast) {
    background: linear-gradient(135deg, #0891b2, #0c6b84) !important;
    border-color: transparent !important;
    color: #ffffff !important;
}
[data-theme="light"] main button[type="submit"]:hover,
[data-theme="light"] main a[role="button"]:not(.outline):not(.secondary):not(.contrast):hover {
    background: linear-gradient(135deg, #0e7490, #0891b2) !important;
    box-shadow: 0 2px 12px rgba(8, 145, 178, 0.25);
}
[data-theme="dark"] {
    --pico-primary: var(--st-cyan);
    --pico-primary-hover: color-mix(in srgb, var(--st-cyan) 80%, white);
    --pico-primary-focus: color-mix(in srgb, var(--st-cyan) 20%, transparent);
    --pico-primary-background: color-mix(in srgb, var(--st-cyan) 90%, var(--st-magenta));
    --pico-primary-background-hover: var(--st-cyan);
    --pico-background-color: var(--st-body-bg);
    --pico-card-background-color: var(--st-card-bg);
}

/* --- Light mode card elevation & input borders --- */
[data-theme="light"] .stat-card,
[data-theme="light"] .feature-card,
[data-theme="light"] .chart-panel,
[data-theme="light"] .settings-fieldset,
[data-theme="light"] .empty-state {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
}
[data-theme="light"] .empty-state {
    border-color: rgba(0, 0, 0, 0.18);
}
[data-theme="light"] input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]),
[data-theme="light"] select,
[data-theme="light"] textarea {
    border-color: rgba(0, 0, 0, 0.18);
}

/* --- Typography --- */
:root {
    --pico-font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
}
h1, h2, h3, h4, h5, h6,
.page-title, .brand, .stat-value, .nav-toggle {
    font-family: 'Outfit', system-ui, -apple-system, sans-serif;
}

body {
    background: var(--st-body-bg);
    min-height: 100vh;
    position: relative;
}
/* Light mode: ensure html also has the bg so it extends below short content */
[data-theme="light"] {
    background: var(--st-body-bg);
}
/* Dark mode: opaque bg on html, transparent body so gradient orbs show through */
[data-theme="dark"] {
    background: var(--st-body-bg);
}
[data-theme="dark"] body {
    background: transparent;
}

/* --- Ambient gradient orbs (dark mode atmosphere) --- */
[data-theme="dark"] body::before,
[data-theme="dark"] body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.15;
}
[data-theme="dark"] body::before {
    top: -5%;
    right: 0;
    width: 45vw;
    height: 45vw;
    background: var(--st-cyan);
}
[data-theme="dark"] body::after {
    bottom: 5%;
    left: 0;
    width: 40vw;
    height: 40vw;
    background: var(--st-magenta);
}

/* --- Top vignette for nav readability (dark mode only) --- */
/* A soft darkening at the top of the viewport so nav text stays */
/* readable without any hard rectangular background on the nav. */
[data-theme="dark"] nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4rem;
    background: radial-gradient(ellipse 120% 100% at 50% 0%, rgba(10, 10, 20, 0.6) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* --- Vaporwave grid overlay (dark mode only) --- */
[data-theme="dark"] main::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(0,212,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,212,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* --- Gradient primary buttons (dark mode) --- */
[data-theme="dark"] main button[type="submit"],
[data-theme="dark"] main a[role="button"]:not(.outline):not(.secondary):not(.contrast) {
    background: linear-gradient(135deg, var(--st-cyan), color-mix(in srgb, var(--st-cyan) 70%, var(--st-purple))) !important;
    border-color: transparent !important;
    color: #0a0a14 !important;
    font-weight: 600;
}
[data-theme="dark"] main button[type="submit"]:hover,
[data-theme="dark"] main a[role="button"]:not(.outline):not(.secondary):not(.contrast):hover {
    background: linear-gradient(135deg, color-mix(in srgb, var(--st-cyan) 90%, white), var(--st-cyan)) !important;
    box-shadow: 0 0 24px color-mix(in srgb, var(--st-cyan) 35%, transparent);
}

/* Keep outline/secondary buttons normal */
[data-theme="dark"] main a[role="button"].outline,
[data-theme="dark"] main a[role="button"].secondary,
[data-theme="dark"] main button.outline,
[data-theme="dark"] main button.secondary {
    background: transparent !important;
    color: var(--pico-primary) !important;
}

/* --- Nav --- */
nav {
    font-size: 0.85rem;
    padding-block: 0;
    border-bottom: none;
    background: var(--st-nav-bg);
    position: relative;
}
/* Dark mode: nav is fully transparent — no rectangular boundary */
[data-theme="dark"] nav {
    background: transparent;
}
nav::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--st-gradient);
    opacity: 0.5;
    pointer-events: none;
}
[data-theme="dark"] nav::after {
    opacity: 0.7;
    height: 1px;
    box-shadow: 0 0 12px color-mix(in srgb, var(--st-cyan) 30%, transparent),
                0 0 4px color-mix(in srgb, var(--st-magenta) 15%, transparent);
}
nav .brand {
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    background: var(--st-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
@media (min-width: 768px) {
    /* Desktop only: make each nav <li> a flex container so its sole child (anchor
       or form/button) stretches edge-to-edge — closes the baseline-strut gap that
       otherwise leaves 1–2 px of unclickable LI at the top and bottom of the row.
       Mobile uses its own column-flex layout below. */
    nav ul li {
        display: flex;
        align-items: stretch;
    }
    /* Fill the li vertically so the entire visible row is clickable. Gated to
       desktop because on mobile the brand is inline-block without the flex
       stretch above: the negative margin would only shrink the layout box while
       the padded hit area protruded above/below the visible nav row. */
    nav .brand {
        padding-block: var(--pico-nav-element-spacing-vertical);
        margin-block: calc(var(--pico-nav-element-spacing-vertical) * -1);
    }
}
nav ul li a:not(.brand) {
    font-size: 0.8rem;
    /* Pad vertically to fill the li's vertical padding and cancel with a matching
       negative block margin. Text position stays identical, but the entire visible
       row becomes the clickable/hover target. */
    padding: var(--pico-nav-element-spacing-vertical) 0.35rem;
    margin-block: calc(var(--pico-nav-element-spacing-vertical) * -1);
    position: relative;
    transition: color 0.2s ease;
}
nav ul li a:not(.brand)::after {
    content: '';
    position: absolute;
    /* Anchor now fills the li vertically, so offset the underline back to where
       it used to sit (just below the text) instead of at the bottom of the row. */
    bottom: calc(var(--pico-nav-element-spacing-vertical) - var(--pico-nav-link-spacing-vertical) - 1px);
    left: 0.35rem;
    right: 0.35rem;
    height: 2px;
    background: var(--st-gradient);
    transform: scaleX(0);
    transition: transform 0.25s ease;
}
nav ul li a:not(.brand):hover {
    opacity: 0.8;
    text-decoration: none;
}
nav ul li a:not(.brand).active {
    font-weight: 600;
    color: var(--pico-primary);
}
nav ul li a:not(.brand).active::after {
    transform: scaleX(1);
}
nav .nav-divider { display: none; }
nav ul li form button {
    font-size: 0.8rem !important;
    background: none !important;
    border: none !important;
    box-shadow: none !important;
    color: var(--pico-primary) !important;
    font-weight: 400 !important;
    cursor: pointer;
    transition: opacity 0.2s ease;
    line-height: inherit;
    white-space: nowrap;
}
@media (min-width: 768px) {
    /* Desktop only: pull the logout <form> out to fill the li (matching li padding
       with negative margins) so the button inside can span the full clickable row.
       Mobile uses its own flex-based layout below. */
    nav ul li form {
        display: block !important;
        margin: calc(var(--pico-nav-element-spacing-vertical) * -1) calc(var(--pico-nav-element-spacing-horizontal) * -1) !important;
        padding: 0 !important;
        /* Form has no native click target; let clicks pass through so the button
           (its only interactive child) consistently receives them. */
        pointer-events: none;
    }
    nav ul li form > * { pointer-events: auto; }
    nav ul li form button {
        display: block;
        width: 100%;
        padding: var(--pico-nav-element-spacing-vertical) 0.35rem !important;
        margin: 0 !important;
    }
}
nav ul li form button:hover {
    opacity: 0.7;
    background: none !important;
    color: var(--pico-primary) !important;
}

/* --- Nav icons (inline SVG) --- */
.nav-icon {
    display: none; /* hidden on desktop */
    width: 1.15em;
    height: 1.15em;
    vertical-align: -0.2em;
    margin-right: 0.6rem;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
    flex-shrink: 0;
}

/* --- Mobile nav toggle (hamburger → X) --- */
.nav-toggle {
    display: none;
    background: none !important;
    border: none !important;
    color: inherit !important;
    cursor: pointer;
    padding: 0.4rem;
    line-height: 1;
    height: auto !important;
    min-height: 0 !important;
    -webkit-tap-highlight-color: transparent;
    position: relative;
    width: 1.6rem;
    height: 1.6rem !important;
}
.nav-toggle .bar {
    display: block;
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: 1px;
    position: absolute;
    left: 0;
    transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav-toggle .bar:nth-child(1) { top: 20%; }
.nav-toggle .bar:nth-child(2) { top: 50%; transform: translateY(-50%); }
.nav-toggle .bar:nth-child(3) { bottom: 20%; }
.nav-toggle[aria-expanded="true"] .bar:nth-child(1) {
    top: 50%; transform: translateY(-50%) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bar:nth-child(3) {
    bottom: auto; top: 50%; transform: translateY(-50%) rotate(-45deg);
}

/* --- Mobile nav backdrop --- */
.nav-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.25);
    z-index: 99;
    opacity: 0;
    transition: opacity 0.2s ease;
}
.nav-backdrop.visible {
    display: block;
    opacity: 1;
}

@media (max-width: 767px) {
    .nav-toggle { display: flex; align-items: center; justify-content: center; }
    .nav-icon { display: inline-block; }
    nav > ul:first-child { align-items: center; flex: 1; justify-content: space-between; }
    nav > ul.nav-links {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--st-nav-bg);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--st-card-border);
        padding: 0.35rem 0;
        margin: 0 !important;
        z-index: 100;
        box-shadow: 0 8px 32px rgba(0,0,0,0.2);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        visibility: hidden;
        transition: max-height 0.3s ease, opacity 0.2s ease, padding 0.3s ease, visibility 0s 0.3s;
    }
    nav > ul.nav-links.open {
        max-height: 26rem;
        opacity: 1;
        padding: 0.35rem 0 0.5rem;
        gap: 0;
        visibility: visible;
        transition: max-height 0.3s ease, opacity 0.2s ease, padding 0.3s ease, visibility 0s 0s;
    }
    nav > ul.nav-links li {
        width: 100%;
        margin: 0 !important;
        padding: 0 !important;
        opacity: 0;
        transform: translateY(-6px);
        transition: opacity 0.2s ease, transform 0.2s ease;
    }
    nav > ul.nav-links.open li {
        opacity: 1;
        transform: translateY(0);
    }
    nav > ul.nav-links.open li:nth-child(1) { transition-delay: 0.04s; }
    nav > ul.nav-links.open li:nth-child(2) { transition-delay: 0.07s; }
    nav > ul.nav-links.open li:nth-child(3) { transition-delay: 0.1s; }
    nav > ul.nav-links.open li:nth-child(4) { transition-delay: 0.13s; }
    nav > ul.nav-links.open li:nth-child(5) { transition-delay: 0.16s; }
    nav > ul.nav-links.open li:nth-child(6) { transition-delay: 0.19s; }
    nav > ul.nav-links.open li:nth-child(7) { transition-delay: 0.22s; }
    nav > ul.nav-links li a,
    nav > ul.nav-links li form {
        display: flex;
        align-items: center;
        padding: 0.65rem 1.25rem !important;
        margin: 0 !important;
        font-size: 0.9rem !important;
        text-decoration: none;
        border-radius: 0;
        transition: background 0.15s ease;
    }
    nav > ul.nav-links li a:hover,
    nav > ul.nav-links li a:focus {
        background: color-mix(in srgb, var(--pico-primary) 8%, transparent);
    }
    nav > ul.nav-links li a.active {
        color: var(--pico-primary);
        background: color-mix(in srgb, var(--pico-primary) 6%, transparent);
        font-weight: 600;
        box-shadow: inset 3px 0 0 var(--pico-primary);
    }
    nav > ul.nav-links li a.active .nav-icon {
        stroke: var(--pico-primary);
    }
    nav > ul.nav-links li.nav-divider {
        display: none;
    }
    nav > ul.nav-links li form {
        padding: 0 !important;
    }
    nav > ul.nav-links li form button {
        width: 100%;
        font-size: 0.9rem !important;
        padding: 0.65rem 1.25rem !important;
        margin: 0 !important;
        display: flex;
        align-items: center;
        background: none !important;
        border: none !important;
        box-shadow: none !important;
        color: var(--pico-primary) !important;
        text-align: left;
        cursor: pointer;
        font-weight: normal;
        line-height: inherit;
        transition: background 0.15s ease;
    }
    nav > ul.nav-links li form button:hover {
        background: color-mix(in srgb, var(--pico-primary) 8%, transparent) !important;
    }
    nav { position: relative; z-index: 100; }
}

/* --- Footer --- */
footer {
    padding-block: 0.75rem;
    position: relative;
}
footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--st-gradient);
    opacity: 0.15;
}
[data-theme="dark"] footer::before {
    opacity: 0.4;
    box-shadow: 0 0 8px color-mix(in srgb, var(--st-magenta) 15%, transparent);
}
footer small { font-size: 0.7rem; color: var(--pico-muted-color); }

/* --- Page headings --- */
.page-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: 0.01em;
}
[data-theme="dark"] .page-title {
    color: #fff;
}
.page-subtitle {
    font-size: 0.85rem;
    color: var(--pico-muted-color);
    margin-bottom: 0.75rem;
}
.page-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.5rem;
}
.page-header .page-title { margin-bottom: 0; }
.page-header .page-subtitle { margin-bottom: 0; }
.page-header-left { flex: 1; min-width: 0; }
.page-header a[role="button"] {
    padding: 0.4rem 1rem !important;
    font-size: 0.8rem !important;
    margin: 0 !important;
    border-radius: 0.375rem;
    line-height: 1.2 !important;
    white-space: nowrap;
    font-family: 'Outfit', system-ui, sans-serif;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: box-shadow 0.2s ease, transform 0.15s ease;
}
.page-header a[role="button"]:hover {
    box-shadow: var(--st-glow-cyan);
    transform: translateY(-1px);
}
@media (max-width: 767px) {
    .page-header {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }
    .page-header a[role="button"] {
        text-align: center;
        padding: 0.55rem 1rem !important;
        font-size: 0.85rem !important;
    }
}

/* --- Section headings --- */
form h3, .section-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    letter-spacing: 0.01em;
}
form hr { margin: 1rem 0; }
form p { margin-bottom: 0.4rem; }
form > label { margin-bottom: 0.5rem; }

/* --- Compact inputs (shared) --- */
.compact-input {
    padding: 0.5rem 0.65rem !important;
    font-size: 0.875rem !important;
    margin-bottom: 0.25rem !important;
}
.compact-input + small { margin-top: -0.15rem; }

/* --- Uppercase micro-labels (shared) --- */
.compact-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    margin-bottom: 0.2rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-family: 'Outfit', system-ui, sans-serif;
}

/* --- Responsive field rows --- */
.fields-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}
@media (min-width: 768px) {
    .fields-row { grid-template-columns: 1fr 1fr; align-items: end; }
}
.fields-row label { margin-bottom: 0; }
.fields-row-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}
@media (min-width: 768px) {
    .fields-row-3 { grid-template-columns: 1fr 1fr 1fr; align-items: end; }
}
.fields-row-3 label { margin-bottom: 0; }
.fields-row-4 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}
@media (min-width: 768px) {
    .fields-row-4 { grid-template-columns: 1fr 1fr 1fr 1fr; align-items: end; }
}
.fields-row-4 label { margin-bottom: 0; }

/* --- Form action buttons (shared) --- */
.form-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--pico-muted-border-color);
}
.form-actions button, .form-actions a[role="button"] {
    width: auto !important;
    padding: 0.55rem 2rem !important;
    font-size: 0.85rem !important;
    font-weight: 600;
    border-radius: 0.375rem;
    line-height: 1.2 !important;
    margin: 0 !important;
    font-family: 'Outfit', system-ui, sans-serif;
    letter-spacing: 0.02em;
    transition: box-shadow 0.2s ease, transform 0.15s ease;
}
.form-actions button[type="submit"]:hover {
    box-shadow: var(--st-glow-cyan);
    transform: translateY(-1px);
}
.form-actions a.secondary {
    padding: 0.55rem 1.25rem !important;
    background: var(--pico-muted-border-color) !important;
    border: 1px solid var(--pico-muted-border-color) !important;
    color: var(--pico-muted-color) !important;
}
.form-actions a.secondary:hover {
    border-color: var(--pico-primary-hover) !important;
    color: var(--pico-primary-hover) !important;
    background: color-mix(in srgb, var(--pico-primary) 8%, transparent) !important;
}
@media (max-width: 767px) {
    .form-actions {
        flex-direction: column;
    }
    .form-actions button, .form-actions a[role="button"] {
        width: 100% !important;
        text-align: center;
    }
}

/* --- Metric sentiment coloring (good=green, bad=red) --- */
.metric-good { color: #059669; }
.metric-bad  { color: #dc2626; }
[data-theme="dark"] .metric-good { color: #34d399; }
[data-theme="dark"] .metric-bad  { color: #f87171; }
/* Override dark-mode gradient text for stat-value sentiments */
[data-theme="dark"] .stat-value.metric-good {
    background: linear-gradient(135deg, #34d399 40%, #6ee7b7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
[data-theme="dark"] .stat-value.metric-bad {
    background: linear-gradient(135deg, #f87171 40%, #fca5a5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Tilt reminder banner --- */
.tilt-reminder {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem;
    margin-bottom: 0.75rem;
    border: 1px solid color-mix(in srgb, var(--st-orange) 30%, var(--st-card-border));
    border-radius: 0.5rem;
    background: color-mix(in srgb, var(--st-orange) 4%, var(--st-card-bg));
}
.tilt-reminder-icon {
    flex-shrink: 0;
    fill: var(--st-orange);
}
.tilt-reminder-body {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    flex: 1;
}
.tilt-reminder-current,
.tilt-reminder-next {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}
.tilt-reminder-label {
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: 'Outfit', system-ui, sans-serif;
}
.tilt-reminder-angle {
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--st-orange);
    font-family: 'Outfit', system-ui, sans-serif;
}
.tilt-reminder-season {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--pico-muted-color);
}
.tilt-reminder-detail {
    font-size: 0.82rem;
    font-weight: 500;
    line-height: 1.4;
}
.tilt-reminder-pending {
    border-color: var(--st-orange);
    background: color-mix(in srgb, var(--st-orange) 8%, var(--st-card-bg));
}
.tilt-reminder-action {
    margin-left: auto;
    display: flex;
    align-items: center;
}
.tilt-ack-btn {
    padding: 0.45rem 1.1rem;
    font-size: 0.78rem;
    font-weight: 600;
    border: none;
    border-radius: 0.35rem;
    background: linear-gradient(135deg, #ff6b35, #e85d2c);
    color: #fff;
    cursor: pointer;
    white-space: nowrap;
    font-family: 'Outfit', system-ui, sans-serif;
    letter-spacing: 0.01em;
    transition: box-shadow 0.2s, transform 0.15s;
}
.tilt-ack-btn:hover {
    box-shadow: 0 2px 12px rgba(255, 107, 53, 0.3);
    transform: translateY(-1px);
}
.tilt-ack-btn:active {
    transform: translateY(0);
}

/* --- Stat cards --- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}
@media (max-width: 480px) {
    .stat-grid { grid-template-columns: 1fr; }
}
.stat-card {
    border: 1px solid var(--st-card-border);
    border-radius: 0.5rem;
    overflow: hidden;
    background: var(--st-card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.stat-card:hover {
    border-color: var(--st-card-hover-border);
    box-shadow: var(--st-surface-glow);
}
.stat-card-header {
    padding: 0.3rem 0.65rem;
    background: color-mix(in srgb, var(--st-cyan) 6%, transparent);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-family: 'Outfit', system-ui, sans-serif;
    border-bottom: 1px solid var(--st-card-border);
}
.stat-card-body {
    padding: 0.65rem;
}
.stat-value {
    font-size: 1.45rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.1rem;
}
[data-theme="dark"] .stat-value {
    color: #fff;
}
.stat-detail {
    font-size: 0.75rem;
    color: var(--pico-muted-color);
}
.stat-breakdown {
    display: flex;
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--pico-muted-color);
    margin-top: 0.25rem;
}

/* --- Dashboard panel metrics --- */
.panel-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0.35rem 0;
}
.panel-row + .panel-row {
    border-top: 1px solid color-mix(in srgb, var(--st-card-border) 50%, transparent);
}
.panel-sub-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0.1rem 0 0.1rem 1.1rem;
    font-size: 0.7rem;
    color: var(--pico-muted-color);
}
.panel-sub-value {
    font-weight: 500;
}
.panel-label {
    font-size: 0.72rem;
    color: var(--pico-muted-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}
.panel-label::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    flex-shrink: 0;
}
.savings-label::before { background: var(--st-cyan); }
.generation-label::before { background: #f59e0b; }
.import-label::before { background: var(--st-magenta); }
.panel-value {
    font-family: 'Outfit', system-ui, sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
}
[data-theme="dark"] .panel-value {
    color: #fff;
}
[data-theme="dark"] .panel-value.metric-good {
    background: linear-gradient(135deg, #34d399 40%, #6ee7b7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
[data-theme="dark"] .panel-value.metric-bad {
    background: linear-gradient(135deg, #f87171 40%, #fca5a5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.panel-detail {
    font-size: 0.7rem;
    color: var(--pico-muted-color);
    padding-top: 0.3rem;
    border-top: 1px solid color-mix(in srgb, var(--st-card-border) 50%, transparent);
    text-align: center;
}

/* --- Toolbar (list page action bars) --- */
.toolbar {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: nowrap;
    margin-bottom: 0.75rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--pico-muted-border-color);
}
.toolbar a[role="button"], .toolbar button {
    padding: 0.3rem 0.75rem !important;
    font-size: 0.75rem !important;
    margin: 0 !important;
    border-radius: 0.25rem;
    line-height: 1.2 !important;
    white-space: nowrap;
}
.toolbar .toolbar-spacer {
    flex: 1;
}
.toolbar .toolbar-divider {
    width: 1px;
    height: 1.2rem;
    background: var(--pico-muted-border-color);
    margin: 0 0.15rem;
}
.toolbar form {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin: 0;
}
.toolbar form input[type="file"] {
    display: none;
}
.toolbar .file-label {
    padding: 0.3rem 0.75rem !important;
    font-size: 0.75rem !important;
    margin: 0 !important;
    border-radius: 0.25rem;
    line-height: 1.2 !important;
    white-space: nowrap;
    cursor: pointer;
    border: 1px solid var(--pico-primary);
    color: var(--pico-primary);
    background: transparent;
    display: inline-block;
}
.toolbar .file-label:hover {
    background: color-mix(in srgb, var(--pico-primary) 8%, transparent);
}
.toolbar .file-label.has-file {
    border-color: var(--pico-ins-color);
    color: var(--pico-ins-color);
}
@media (max-width: 767px) {
    .toolbar {
        flex-wrap: wrap;
        gap: 0.35rem;
    }
    .toolbar .toolbar-divider { display: none; }
}

/* --- Refined tables --- */
table { font-size: 0.85rem; }
table thead th {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--pico-muted-color);
    padding: 0.4rem 0.65rem;
}
table tbody td { padding: 0.45rem 0.65rem; vertical-align: middle; }
table tbody tr { transition: background 0.15s; }
table tbody tr:hover {
    background: color-mix(in srgb, var(--pico-primary) 4%, transparent);
}
table .row-actions {
    display: flex;
    gap: 0.35rem;
    justify-content: flex-end;
}
table .row-actions a[role="button"], table .row-actions button {
    padding: 0.2rem 0.6rem !important;
    font-size: 0.75rem !important;
    margin: 0 !important;
    border-radius: 0.25rem;
    line-height: 1.3 !important;
}

/* --- Mobile card tables --- */
@media (max-width: 767px) {
    table thead { display: none; }
    table, table tbody { display: block; width: 100%; }
    table tbody tr {
        display: block;
        border: 1px solid var(--pico-muted-border-color);
        border-radius: 0.375rem;
        padding: 0.65rem;
        margin-bottom: 0.5rem;
    }
    table tbody td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.2rem 0;
        border: none;
    }
    table tbody td::before {
        content: attr(data-label);
        font-size: 0.7rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.03em;
        color: var(--pico-muted-color);
        flex-shrink: 0;
        margin-right: 0.75rem;
    }
    table tbody td:last-child {
        padding-top: 0.4rem;
        margin-top: 0.25rem;
        border-top: 1px solid var(--pico-muted-border-color);
        justify-content: flex-start;
    }
    table tbody td:last-child::before { display: none; }
    table .row-actions { width: 100%; }
    table .row-actions a[role="button"], table .row-actions button {
        flex: 1;
        text-align: center;
        padding: 0.4rem 0.5rem !important;
        font-size: 0.8rem !important;
    }
}

/* --- Feature cards (home / empty states) --- */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    gap: 0.75rem;
}
.feature-card {
    border: 1px solid var(--st-card-border);
    border-radius: 0.5rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: var(--st-card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
.feature-card:hover {
    border-color: var(--st-card-hover-border);
    box-shadow: var(--st-surface-glow);
    transform: translateY(-2px);
}
.feature-card-header {
    padding: 0.35rem 0.65rem;
    background: color-mix(in srgb, var(--st-cyan) 6%, transparent);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-family: 'Outfit', system-ui, sans-serif;
    border-bottom: 1px solid var(--st-card-border);
}
.feature-card-body {
    padding: 0.75rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.feature-card-body p {
    font-size: 0.85rem;
    color: var(--pico-muted-color);
    flex: 1;
    margin-bottom: 0.5rem;
}
.feature-card-body a[role="button"] {
    font-size: 0.8rem !important;
    padding: 0.4rem 1rem !important;
    margin: 0 !important;
    border-radius: 0.375rem;
    line-height: 1.2 !important;
    text-align: center;
    display: block;
}

/* --- Chart panels --- */
.chart-panel {
    border: 1px solid var(--st-card-border);
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: 0.75rem;
    background: var(--st-card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.chart-header {
    padding: 0.35rem 0.65rem;
    background: color-mix(in srgb, var(--st-cyan) 6%, transparent);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-family: 'Outfit', system-ui, sans-serif;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    border-bottom: 1px solid var(--st-card-border);
}
.chart-header select {
    font-size: 0.75rem;
    padding: 0.15rem 0.4rem;
    margin: 0;
    border-radius: 0.25rem;
    width: auto;
}
.chart-body { padding: 0.75rem; }
@media (max-width: 767px) {
    .chart-body { padding: 0.5rem; }
    .chart-body canvas { max-height: 250px; }
}

/* --- Auth forms (login, change password) --- */
.auth-form {
    max-width: 24rem;
}
.auth-form label {
    margin-bottom: 0.5rem;
}
.auth-form input {
    padding: 0.5rem 0.65rem !important;
    font-size: 0.875rem !important;
    margin-bottom: 0.25rem !important;
    border-radius: 0.375rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.auth-form input:focus {
    box-shadow: 0 0 0 3px var(--pico-primary-focus);
}
.auth-form small {
    display: block;
    font-size: 0.75rem;
    color: var(--pico-muted-color);
    margin-top: 0.15rem;
    margin-bottom: 0.35rem;
}
.auth-form button[type="submit"] {
    width: auto !important;
    padding: 0.55rem 2rem !important;
    font-size: 0.85rem !important;
    font-weight: 600;
    border-radius: 0.375rem;
    margin-top: 0.5rem !important;
    font-family: 'Outfit', system-ui, sans-serif;
    letter-spacing: 0.02em;
    transition: box-shadow 0.2s ease, transform 0.15s ease;
}
.auth-form button[type="submit"]:hover {
    box-shadow: var(--st-glow-cyan);
    transform: translateY(-1px);
}

/* --- Alert banners --- */
.alert {
    padding: 0.55rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
    border: 1px solid;
}
.alert-success {
    background: color-mix(in srgb, var(--pico-ins-color) 12%, transparent);
    border-color: color-mix(in srgb, var(--pico-ins-color) 40%, transparent);
    color: var(--pico-ins-color);
}
.alert-error {
    background: color-mix(in srgb, var(--pico-del-color) 12%, transparent);
    border-color: color-mix(in srgb, var(--pico-del-color) 40%, transparent);
    color: var(--pico-del-color);
}
.alert-warning {
    background: color-mix(in srgb, var(--pico-mark-color) 20%, transparent);
    border-color: color-mix(in srgb, var(--pico-mark-color) 50%, transparent);
}

/* --- Settings responsive --- */
@media (max-width: 767px) {
    .auth-form { max-width: none; }
    [role="group"] {
        flex-direction: column;
    }
    [role="group"] > * {
        width: 100%;
        border-radius: 0.375rem !important;
    }
}

/* --- Compact settings fieldset --- */
.settings-fieldset {
    border: 1px solid var(--st-card-border);
    border-radius: 0.5rem;
    padding: 0.65rem 0.75rem;
    margin-bottom: 0.75rem;
    background: var(--st-card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.settings-fieldset legend {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0 0.25rem;
    font-family: 'Outfit', system-ui, sans-serif;
}
.settings-fieldset label {
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
}
[data-theme="dark"] .settings-fieldset {
    border-color: rgba(255, 255, 255, 0.15);
}
[data-theme="light"] .settings-fieldset {
    border-color: rgba(0, 0, 0, 0.15);
}

/* --- Danger buttons --- */
.btn-danger {
    --pico-background-color: transparent;
    --pico-border-color: #c62828;
    --pico-color: #c62828;
    border: 1px solid #c62828;
    color: #c62828;
    background: transparent;
}
.btn-danger:hover, .btn-danger:focus {
    background: #c62828 !important;
    border-color: #c62828 !important;
    color: #fff !important;
}
[data-theme="dark"] .btn-danger {
    --pico-border-color: #ef5350;
    --pico-color: #ef5350;
    border-color: #ef5350;
    color: #ef5350;
}
[data-theme="dark"] .btn-danger:hover,
[data-theme="dark"] .btn-danger:focus {
    background: #c62828 !important;
    border-color: #c62828 !important;
    color: #fff !important;
}
.btn-danger .icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
    margin-right: 0.35em;
}

/* --- Tesla import button --- */
button.btn-tesla-import {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.4em !important;
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    font-family: 'Outfit', system-ui, sans-serif !important;
    padding: 0.4rem 0.85rem !important;
    margin-bottom: 0 !important;
    white-space: nowrap !important;
    border-radius: 0.375rem !important;
    border: 1px solid color-mix(in srgb, var(--st-cyan) 45%, transparent) !important;
    background: color-mix(in srgb, var(--st-cyan) 8%, transparent) !important;
    color: var(--pico-primary) !important;
    cursor: pointer !important;
    letter-spacing: 0.02em;
    line-height: 1.2 !important;
    transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}
button.btn-tesla-import:hover {
    background: color-mix(in srgb, var(--st-cyan) 16%, transparent) !important;
    border-color: var(--st-cyan) !important;
    box-shadow: 0 0 14px color-mix(in srgb, var(--st-cyan) 22%, transparent) !important;
    transform: translateY(-1px);
}
[data-theme="dark"] button.btn-tesla-import {
    border-color: color-mix(in srgb, var(--st-cyan) 35%, transparent) !important;
    background: color-mix(in srgb, var(--st-cyan) 10%, transparent) !important;
}
[data-theme="dark"] button.btn-tesla-import:hover {
    background: color-mix(in srgb, var(--st-cyan) 18%, transparent) !important;
    border-color: var(--st-cyan) !important;
    box-shadow: 0 0 18px color-mix(in srgb, var(--st-cyan) 30%, transparent) !important;
}
button.btn-tesla-import .btn-icon {
    width: 1em;
    height: 1em;
    flex-shrink: 0;
    fill: currentColor;
}
button.btn-tesla-import .btn-spinner {
    display: none;
    width: 0.85em;
    height: 0.85em;
    border: 2px solid color-mix(in srgb, currentColor 30%, transparent);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: btn-spin 0.6s linear infinite;
    flex-shrink: 0;
}
.btn-tesla-import.htmx-request .btn-spinner {
    display: inline-block !important;
}
.btn-tesla-import.htmx-request .btn-icon {
    display: none;
}
@keyframes btn-spin {
    to { transform: rotate(360deg); }
}

/* --- Vehicle split helper panel (extends .settings-fieldset) --- */
.vehicle-split-panel {
    position: relative;
    border-color: color-mix(in srgb, var(--st-orange) 30%, var(--st-card-border));
    margin-top: 0.75rem;
    animation: splitPanelIn 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes splitPanelIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}
.vehicle-split-panel legend {
    display: flex;
    align-items: center;
    gap: 0.4em;
}
.vehicle-split-panel legend .legend-icon {
    width: 1em;
    height: 1em;
    stroke: var(--st-orange);
    fill: none;
    flex-shrink: 0;
}
.vehicle-split-desc {
    margin-bottom: 0.5rem;
}
.vehicle-split-desc small {
    color: var(--pico-muted-color);
}
.vehicle-split-preview {
    font-size: 0.78rem;
    color: var(--pico-muted-color);
    margin-top: -0.15rem;
    margin-bottom: 0.25rem;
    line-height: 1.3;
}
.vehicle-split-preview strong {
    color: var(--pico-color);
}
.vehicle-split-preview.vehicle-split-error {
    color: var(--pico-del-color);
}
.vehicle-split-panel.vehicle-split-applied {
    border-color: color-mix(in srgb, var(--pico-ins-color) 30%, var(--st-card-border));
}
.vehicle-split-done {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--pico-ins-color);
    padding: 0.05rem 0;
    animation: splitPanelIn 0.25s ease;
}
.vehicle-split-done svg {
    flex-shrink: 0;
    stroke: var(--pico-ins-color);
}
.vehicle-split-undo {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--pico-muted-color);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.vehicle-split-undo:hover {
    color: var(--pico-color);
}
/* --- Settings save button alignment (shared across pages) --- */
.settings-save-row {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.5rem;
    padding-bottom: 0.25rem;
}
.settings-save-row button,
.settings-save-row a[role="button"] {
    width: auto !important;
    padding: 0.4rem 1.5rem !important;
    font-size: 0.8rem !important;
    margin: 0 !important;
}

/* --- PDF extract button (mirrors Tesla import pattern) --- */
.btn-pdf-extract {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.4em !important;
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    font-family: 'Outfit', system-ui, sans-serif !important;
    padding: 0.4rem 0.85rem !important;
    margin-bottom: 0 !important;
    white-space: nowrap !important;
    border-radius: 0.375rem !important;
    border: 1px solid color-mix(in srgb, var(--pico-primary) 45%, transparent) !important;
    background: color-mix(in srgb, var(--pico-primary) 8%, transparent) !important;
    color: var(--pico-primary) !important;
    cursor: pointer !important;
    letter-spacing: 0.02em;
    line-height: 1.2 !important;
    transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}
.btn-pdf-extract:hover {
    background: color-mix(in srgb, var(--pico-primary) 16%, transparent) !important;
    border-color: var(--pico-primary) !important;
    box-shadow: 0 0 14px color-mix(in srgb, var(--pico-primary) 22%, transparent) !important;
    transform: translateY(-1px);
}
[data-theme="dark"] .btn-pdf-extract {
    border-color: color-mix(in srgb, var(--pico-primary) 35%, transparent) !important;
    background: color-mix(in srgb, var(--pico-primary) 10%, transparent) !important;
}
[data-theme="dark"] .btn-pdf-extract:hover {
    background: color-mix(in srgb, var(--pico-primary) 18%, transparent) !important;
    border-color: var(--pico-primary) !important;
    box-shadow: 0 0 18px color-mix(in srgb, var(--pico-primary) 30%, transparent) !important;
}
.btn-pdf-extract .btn-icon {
    width: 1em;
    height: 1em;
    flex-shrink: 0;
}
.btn-pdf-extract .btn-spinner {
    display: none;
    width: 0.85em;
    height: 0.85em;
    border: 2px solid color-mix(in srgb, currentColor 30%, transparent);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: btn-spin 0.6s linear infinite;
    flex-shrink: 0;
}
.btn-pdf-extract .btn-label-loading {
    display: none;
}
.btn-pdf-extract.htmx-request .btn-spinner {
    display: inline-block !important;
}
.btn-pdf-extract.htmx-request .btn-icon {
    display: none;
}
.btn-pdf-extract.htmx-request .btn-label {
    display: none;
}
.btn-pdf-extract.htmx-request .btn-label-loading {
    display: inline;
}
.btn-pdf-extract.htmx-request {
    pointer-events: none;
    opacity: 0.75;
}

/* --- Empty state --- */
.empty-state {
    border: 1px dashed var(--st-card-border);
    border-radius: 0.5rem;
    padding: 1.5rem;
    text-align: center;
    background: var(--st-card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.empty-state p {
    font-size: 0.85rem;
    color: var(--pico-muted-color);
    margin-bottom: 0.5rem;
}
.empty-state a {
    font-size: 0.85rem;
}

/* --- Custom Date Picker --- */
.datepicker-wrap {
    position: relative;
}
.datepicker-wrap input[type="date"] {
    padding-right: 2.2rem !important;
}
/* Suppress native calendar picker icon */
.datepicker-wrap input[type="date"]::-webkit-calendar-picker-indicator {
    opacity: 0;
    position: absolute;
    right: 0;
    width: 2.2rem;
    height: 100%;
    cursor: pointer;
    z-index: 1;
}
.datepicker-toggle {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: none !important;
    border: none !important;
    padding: 0.2rem !important;
    margin: 0 !important;
    cursor: pointer;
    color: var(--pico-muted-color);
    transition: color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: auto !important;
    min-width: 0 !important;
    height: auto !important;
    min-height: 0 !important;
    line-height: 1 !important;
    box-shadow: none !important;
    pointer-events: none;
}
.datepicker-toggle:hover {
    color: var(--pico-primary);
}
.datepicker-toggle svg {
    width: 1rem;
    height: 1rem;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

.datepicker-dropdown {
    position: absolute;
    top: calc(100% + 0.25rem);
    left: 0;
    z-index: 1000;
    width: 17.5rem;
    max-width: calc(100vw - 3rem);
    background: var(--st-card-bg);
    border: 1px solid var(--st-card-border);
    border-radius: 0.5rem;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    padding: 0.5rem;
    visibility: hidden;
    pointer-events: none;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity 0.15s ease, transform 0.15s ease, visibility 0s 0.15s;
}
[data-theme="dark"] .datepicker-dropdown {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4),
                0 0 1px color-mix(in srgb, var(--st-cyan) 15%, transparent);
}
.datepicker-dropdown.dp-open {
    visibility: visible;
    pointer-events: auto;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.15s ease, transform 0.15s ease, visibility 0s 0s;
}

/* Calendar header */
.dp-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.15rem 0;
    margin-bottom: 0.3rem;
}
.dp-title {
    font-family: 'Outfit', system-ui, sans-serif;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.01em;
}
.dp-prev, .dp-next {
    background: none !important;
    border: none !important;
    padding: 0.15rem 0.35rem !important;
    margin: 0 !important;
    font-size: 1.2rem;
    font-weight: 300;
    cursor: pointer;
    color: var(--pico-muted-color);
    border-radius: 0.25rem;
    transition: color 0.15s, background 0.15s;
    line-height: 1;
    width: auto !important;
    min-width: 0 !important;
    height: auto !important;
    min-height: 0 !important;
    box-shadow: none !important;
}
.dp-prev:hover, .dp-next:hover {
    color: var(--pico-primary);
    background: color-mix(in srgb, var(--pico-primary) 10%, transparent) !important;
}

/* Day name headers */
.dp-days-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    margin-bottom: 0.1rem;
}
.dp-days-header span {
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.15rem 0;
    font-family: 'Outfit', system-ui, sans-serif;
}

/* Day grid */
.dp-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    justify-items: center;
    gap: 1px;
}
.dp-day {
    background: none !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 2.1rem;
    height: 2.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    cursor: pointer;
    border-radius: 50%;
    color: inherit;
    transition: background 0.12s, color 0.12s, box-shadow 0.12s;
    box-shadow: none !important;
    min-width: 0 !important;
    min-height: 0 !important;
    line-height: 1 !important;
}
.dp-day:hover {
    background: color-mix(in srgb, var(--pico-primary) 14%, transparent) !important;
}
.dp-day.dp-other-month {
    opacity: 0.28;
}
.dp-day.dp-other-month:hover {
    opacity: 0.5;
}
.dp-day.dp-today {
    font-weight: 700;
    box-shadow: inset 0 0 0 1.5px var(--pico-primary) !important;
}
.dp-day.dp-selected {
    background: var(--st-cyan) !important;
    color: #0a0a14 !important;
    font-weight: 600;
}
[data-theme="light"] .dp-day.dp-selected {
    background: #0891b2 !important;
    color: #ffffff !important;
}
.dp-day.dp-selected:hover {
    background: color-mix(in srgb, var(--st-cyan) 85%, white) !important;
}
[data-theme="light"] .dp-day.dp-selected:hover {
    background: #0e7490 !important;
}
.dp-day.dp-today.dp-selected {
    box-shadow: none !important;
}

/* Footer */
.dp-footer {
    display: flex;
    justify-content: center;
    padding-top: 0.3rem;
    margin-top: 0.2rem;
    border-top: 1px solid var(--st-card-border);
}
.dp-today-btn {
    background: none !important;
    border: none !important;
    padding: 0.15rem 0.6rem !important;
    margin: 0 !important;
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--pico-primary);
    cursor: pointer;
    border-radius: 0.25rem;
    transition: background 0.15s;
    font-family: 'Outfit', system-ui, sans-serif;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    box-shadow: none !important;
    width: auto !important;
    min-width: 0 !important;
    height: auto !important;
    min-height: 0 !important;
    line-height: 1.5 !important;
}
.dp-today-btn:hover {
    background: color-mix(in srgb, var(--pico-primary) 10%, transparent) !important;
}

/* ===== Bill Detail page ===== */
    /* --- Back link --- */
    .back-link {
        display: inline-flex;
        align-items: center;
        gap: 0.3rem;
        font-size: 0.8rem;
        color: var(--pico-muted-color);
        text-decoration: none;
        margin-bottom: 0.5rem;
        transition: color 0.15s;
    }
    .back-link:hover {
        color: var(--pico-primary);
        text-decoration: none;
    }
    .back-link svg {
        width: 0.85em;
        height: 0.85em;
        stroke: currentColor;
        stroke-width: 2;
        stroke-linecap: round;
        stroke-linejoin: round;
        fill: none;
    }

    /* --- Bill navigation arrows --- */
    .bill-nav {
        display: inline-flex;
        align-items: center;
        gap: 0.15rem;
        margin-left: 0.5rem;
        vertical-align: middle;
    }
    .bill-nav-link {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 1.6rem;
        height: 1.6rem;
        border-radius: 0.35rem;
        color: var(--pico-muted-color);
        text-decoration: none;
        transition: color 0.15s, background 0.15s;
    }
    .bill-nav-link:hover {
        color: var(--pico-primary);
        background: color-mix(in srgb, var(--pico-primary) 10%, transparent);
        text-decoration: none;
    }
    .bill-nav-link svg {
        width: 0.9em;
        height: 0.9em;
        stroke: currentColor;
        stroke-width: 2.5;
        stroke-linecap: round;
        stroke-linejoin: round;
        fill: none;
    }
    .bill-nav-disabled {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 1.6rem;
        height: 1.6rem;
        opacity: 0.2;
        pointer-events: none;
    }
    .bill-nav-disabled svg {
        width: 0.9em;
        height: 0.9em;
        stroke: currentColor;
        stroke-width: 2.5;
        stroke-linecap: round;
        stroke-linejoin: round;
        fill: none;
    }

    /* --- Season badge --- */
    .season-badge {
        display: inline-block;
        font-size: 0.65rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        padding: 0.1rem 0.45rem;
        border-radius: 999px;
        vertical-align: middle;
        margin-left: 0.35rem;
        font-family: 'Outfit', system-ui, sans-serif;
    }
    .season-badge-summer {
        background: color-mix(in srgb, var(--st-orange) 15%, transparent);
        color: var(--st-orange);
        border: 1px solid color-mix(in srgb, var(--st-orange) 30%, transparent);
    }
    .season-badge-winter {
        background: color-mix(in srgb, var(--st-cyan) 15%, transparent);
        color: var(--st-cyan);
        border: 1px solid color-mix(in srgb, var(--st-cyan) 30%, transparent);
    }
    [data-theme="light"] .season-badge-winter {
        color: #0891b2;
        border-color: color-mix(in srgb, #0891b2 30%, transparent);
        background: color-mix(in srgb, #0891b2 12%, transparent);
    }

    /* --- Summary stat grid (smaller minmax for detail page) --- */
    .detail-stat-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
        gap: 0.75rem;
        margin-bottom: 1rem;
    }
    @media (max-width: 480px) {
        .detail-stat-grid { grid-template-columns: 1fr 1fr; }
    }

    /* --- Detail sections --- */
    .detail-section {
        border: 1px solid var(--st-card-border);
        border-radius: 0.5rem;
        overflow: hidden;
        background: var(--st-card-bg);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        margin-bottom: 0.75rem;
        display: flex;
        flex-direction: column;
    }
    [data-theme="light"] .detail-section {
        box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    }
    .detail-section-header {
        padding: 0.35rem 0.65rem;
        background: color-mix(in srgb, var(--st-cyan) 6%, transparent);
        font-size: 0.65rem;
        font-weight: 600;
        color: var(--pico-muted-color);
        text-transform: uppercase;
        letter-spacing: 0.06em;
        font-family: 'Outfit', system-ui, sans-serif;
        border-bottom: 1px solid var(--st-card-border);
    }
    .detail-section-body {
        padding: 0.65rem;
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    /* --- Key/value rows --- */
    .kv-row {
        display: flex;
        justify-content: space-between;
        align-items: baseline;
        padding: 0.3rem 0;
        border-bottom: 1px solid color-mix(in srgb, var(--pico-muted-border-color) 40%, transparent);
    }
    .kv-row:last-child {
        border-bottom: none;
    }
    .kv-label {
        font-size: 0.8rem;
        color: var(--pico-muted-color);
    }
    .kv-value {
        font-size: 0.85rem;
        text-align: right;
    }
    .kv-row-total {
        border-top: 2px solid color-mix(in srgb, var(--pico-muted-border-color) 70%, transparent);
        margin-top: auto;
        padding-top: 0.4rem;
    }
    .kv-row-total .kv-value {
        font-weight: 700;
        color: var(--st-cyan);
    }
    [data-theme="light"] .kv-row-total .kv-value {
        color: var(--pico-primary);
    }
    .kv-rate {
        font-size: 0.7rem;
        color: var(--pico-muted-color);
        margin-left: 0.25rem;
    }

    /* --- Two-column detail grid --- */
    .detail-grid-2 {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
        margin-bottom: 0.75rem;
    }
    @media (max-width: 767px) {
        .detail-grid-2 { grid-template-columns: 1fr; }
    }

    /* --- NEM avoided energy layout --- */
    .nem-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem 1.5rem;
    }
    @media (max-width: 480px) {
        .nem-grid { grid-template-columns: 1fr; }
    }

    /* --- Rate schedule table --- */
    .rate-table {
        width: 100%;
        font-size: 0.8rem;
        border-collapse: collapse;
        margin: 0;
    }
    .rate-table thead th {
        font-size: 0.65rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        color: var(--pico-muted-color);
        padding: 0.35rem 0.5rem;
        border-bottom: 1px solid var(--st-card-border);
        text-align: left;
    }
    .rate-table tbody td {
        padding: 0.3rem 0.5rem;
        border-bottom: 1px solid color-mix(in srgb, var(--pico-muted-border-color) 30%, transparent);
        vertical-align: middle;
    }
    .rate-table tbody tr:last-child td {
        border-bottom: none;
    }
    .rate-table tbody tr:hover {
        background: color-mix(in srgb, var(--pico-primary) 4%, transparent);
    }
    .rate-active {
        font-weight: 700;
        color: var(--st-cyan);
    }
    [data-theme="light"] .rate-active {
        color: var(--pico-primary);
    }
    .rate-subtitle {
        font-size: 0.75rem;
        color: var(--pico-muted-color);
        padding: 0.25rem 0.5rem 0.5rem;
    }
    .rate-footer {
        padding: 0.4rem 0.5rem;
        border-top: 1px solid var(--st-card-border);
        font-size: 0.75rem;
        color: var(--pico-muted-color);
    }

    /* --- Comparison cards --- */
    .comparison-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
        margin-bottom: 0.75rem;
    }
    @media (max-width: 767px) {
        .comparison-grid { grid-template-columns: 1fr; }
    }
    .comparison-card {
        border: 1px solid var(--st-card-border);
        border-radius: 0.5rem;
        overflow: hidden;
        background: var(--st-card-bg);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
    }
    [data-theme="light"] .comparison-card {
        box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    }
    .comparison-card-header {
        padding: 0.35rem 0.65rem;
        background: color-mix(in srgb, var(--st-magenta) 6%, transparent);
        font-size: 0.65rem;
        font-weight: 600;
        color: var(--pico-muted-color);
        text-transform: uppercase;
        letter-spacing: 0.06em;
        font-family: 'Outfit', system-ui, sans-serif;
        border-bottom: 1px solid var(--st-card-border);
    }
    .comparison-card-body {
        padding: 0.65rem;
    }
    .comparison-link {
        display: block;
        text-align: right;
        font-size: 0.75rem;
        margin-top: 0.35rem;
        padding-top: 0.35rem;
        border-top: 1px solid color-mix(in srgb, var(--pico-muted-border-color) 40%, transparent);
    }

/* ===== Bills List page ===== */
    /* ===== Bill Cards — full-width layout ===== */
    .bill-cards {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
    .bill-card {
        position: relative;
        border: 1px solid var(--st-card-border, var(--pico-muted-border-color));
        border-radius: 0.5rem;
        overflow: hidden;
        transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        background: var(--st-card-bg, transparent);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        cursor: pointer;
    }
    [data-theme="light"] .bill-card {
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    }
    .bill-card:hover {
        border-color: var(--st-card-hover-border, color-mix(in srgb, var(--pico-primary) 40%, var(--pico-muted-border-color)));
        transform: translateY(-1px);
    }
    .bill-card-header {
        padding: 0.4rem 0.65rem;
        background: color-mix(in srgb, var(--st-cyan, var(--pico-primary)) 6%, transparent);
        border-bottom: 1px solid var(--st-card-border, var(--pico-muted-border-color));
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .bill-card-period {
        font-size: 0.8rem;
        font-weight: 700;
    }
    .bill-card-schedule {
        font-size: 0.7rem;
        color: var(--pico-muted-color);
    }
    a.bill-card-period::after {
        content: "";
        position: absolute;
        inset: 0;
        z-index: 0;
    }
    a.bill-card-period:hover {
        color: var(--st-cyan, var(--pico-primary));
    }
    [data-theme="light"] a.bill-card-period:hover {
        color: var(--pico-primary);
    }
    .bill-card-body {
        padding: 0;
    }

    /* ===== Structured field grid ===== */
    .bill-card-fields {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr));
    }
    .bill-field {
        min-width: 0;
        display: flex;
        flex-direction: column;
        padding: 0.4rem 0.6rem;
        gap: 0.15rem;
        border-top: 1px solid color-mix(in srgb, var(--pico-muted-border-color) 30%, transparent);
    }
    .bill-field-label {
        font-size: 0.55rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        color: var(--pico-muted-color);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .bill-field-value {
        font-size: 0.85rem;
        font-weight: 500;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .bill-field-savings .bill-field-value {
        font-weight: 700;
    }

    /* ===== Card actions ===== */
    .bill-card-actions {
        position: relative;
        z-index: 1;
        display: flex;
        gap: 0.35rem;
        padding: 0.45rem 0.65rem;
        border-top: 1px solid var(--st-card-border, var(--pico-muted-border-color));
    }
    .bill-card-actions a[role="button"], .bill-card-actions button {
        flex: 1;
        text-align: center;
        padding: 0.25rem 0.5rem !important;
        font-size: 0.75rem !important;
        margin: 0 !important;
        border-radius: 0.25rem;
        line-height: 1.3 !important;
    }

    /* ===== Mobile: single-column inline layout ===== */
    @media (max-width: 480px) {
        .bill-card-fields {
            display: flex;
            flex-wrap: wrap;
        }
        .bill-field {
            flex: 0 0 100%;
            flex-direction: row;
            justify-content: space-between;
            align-items: baseline;
            padding: 0.25rem 0.5rem;
            gap: 0.35rem;
        }
        .bill-field-label {
            font-size: 0.6rem;
            overflow: visible;
            flex-shrink: 0;
        }
        .bill-field-value {
            font-size: 0.8rem;
            text-align: right;
        }
    }

    /* ===== Settings cog ===== */
    .page-title-row {
        display: flex;
        align-items: center;
        gap: 0.35rem;
    }
    .bill-settings-btn {
        background: none !important;
        border: none !important;
        padding: 0.2rem !important;
        margin: 0 !important;
        cursor: pointer;
        color: var(--pico-muted-color);
        transition: color 0.2s ease, transform 0.2s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        width: auto !important;
        min-width: 0 !important;
        height: auto !important;
        min-height: 0 !important;
        line-height: 1 !important;
        box-shadow: none !important;
        border-radius: 0.25rem;
    }
    .bill-settings-btn:hover {
        color: var(--pico-primary);
        transform: rotate(30deg);
    }
    .bill-settings-btn svg {
        width: 1.1rem;
        height: 1.1rem;
        stroke: currentColor;
        stroke-width: 1.5;
        fill: none;
    }

    /* ===== Settings modal ===== */
    .bill-settings-overlay {
        position: fixed;
        inset: 0;
        z-index: 9999;
        background: rgba(0, 0, 0, 0.5);
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 1rem;
        visibility: hidden;
        opacity: 0;
        transition: opacity 0.2s ease, visibility 0s 0.2s;
    }
    .bill-settings-overlay.open {
        visibility: visible;
        opacity: 1;
        transition: opacity 0.2s ease, visibility 0s 0s;
    }
    [data-theme="dark"] .bill-settings-overlay {
        background: rgba(0, 0, 0, 0.7);
    }
    .bill-settings-modal {
        background: var(--st-card-bg, #fff);
        border: 1px solid var(--st-card-border);
        border-radius: 0.75rem;
        width: 100%;
        max-width: 28rem;
        max-height: 90vh;
        overflow-y: auto;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        transform: translateY(8px);
        transition: transform 0.2s ease;
    }
    [data-theme="dark"] .bill-settings-modal {
        background: rgba(12, 12, 24, 0.95);
        box-shadow: 0 24px 80px rgba(0, 0, 0, 0.4), 0 0 1px color-mix(in srgb, var(--st-cyan) 20%, transparent);
    }
    [data-theme="light"] .bill-settings-modal {
        background: #fff;
        box-shadow: 0 24px 80px rgba(0, 0, 0, 0.15);
    }
    .bill-settings-overlay.open .bill-settings-modal {
        transform: translateY(0);
    }
    .bill-settings-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.65rem 0.85rem;
        border-bottom: 1px solid var(--st-card-border);
    }
    .bill-settings-title {
        font-family: 'Outfit', system-ui, sans-serif;
        font-size: 0.95rem;
        font-weight: 600;
        letter-spacing: 0.01em;
    }
    .bill-settings-close {
        background: none !important;
        border: none !important;
        padding: 0.15rem 0.35rem !important;
        margin: 0 !important;
        font-size: 1.3rem;
        line-height: 1 !important;
        cursor: pointer;
        color: var(--pico-muted-color);
        border-radius: 0.25rem;
        transition: color 0.15s, background 0.15s;
        width: auto !important;
        min-width: 0 !important;
        height: auto !important;
        min-height: 0 !important;
        box-shadow: none !important;
    }
    .bill-settings-close:hover {
        color: var(--pico-color);
        background: color-mix(in srgb, var(--pico-muted-color) 10%, transparent) !important;
    }
    .bill-settings-body {
        padding: 0.85rem;
    }
    .bill-settings-section {
        margin-bottom: 0.85rem;
    }
    .bill-settings-section:last-child {
        margin-bottom: 0;
    }
    .bill-settings-section-label {
        font-size: 0.65rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        color: var(--pico-muted-color);
        font-family: 'Outfit', system-ui, sans-serif;
        margin-bottom: 0.4rem;
    }
    .bill-settings-footer {
        display: flex;
        gap: 0.5rem;
        justify-content: flex-end;
        padding: 0.65rem 0.85rem;
        border-top: 1px solid var(--st-card-border);
    }
    .bill-settings-footer button {
        padding: 0.4rem 1.2rem !important;
        font-size: 0.8rem !important;
        margin: 0 !important;
        border-radius: 0.375rem;
        line-height: 1.2 !important;
    }

    /* ===== Preview card in modal ===== */
    .preview-card {
        border: 1px solid var(--st-card-border);
        border-radius: 0.5rem;
        overflow: hidden;
        background: color-mix(in srgb, var(--st-card-bg) 60%, transparent);
    }
    .preview-card-header {
        padding: 0.3rem 0.55rem;
        background: color-mix(in srgb, var(--st-cyan) 6%, transparent);
        border-bottom: 1px solid var(--st-card-border);
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 0.7rem;
    }
    .preview-period {
        font-weight: 700;
        color: var(--pico-muted-color);
    }
    .preview-schedule {
        font-size: 0.6rem;
        color: var(--pico-muted-color);
        opacity: 0.6;
    }
    .preview-card-body {
        min-height: 2.5rem;
        padding: 0.35rem;
        display: flex;
        flex-direction: column;
        gap: 0.2rem;
        transition: background 0.15s;
    }
    .preview-card-body.drag-over {
        background: color-mix(in srgb, var(--st-cyan) 8%, transparent);
    }
    .preview-drop-hint {
        display: none;
        align-items: center;
        justify-content: center;
        padding: 0.75rem;
        font-size: 0.75rem;
        color: var(--pico-muted-color);
        border: 1px dashed color-mix(in srgb, var(--pico-muted-border-color) 60%, transparent);
        border-radius: 0.25rem;
        margin: 0.25rem;
    }

    /* ===== Draggable field chips ===== */
    .field-chip {
        display: flex;
        align-items: center;
        gap: 0.4rem;
        padding: 0.35rem 0.5rem;
        border: 1px solid var(--st-card-border);
        border-radius: 0.375rem;
        background: var(--st-card-bg);
        cursor: grab;
        transition: border-color 0.15s, box-shadow 0.15s, opacity 0.15s;
        user-select: none;
        -webkit-user-select: none;
    }
    .field-chip:active {
        cursor: grabbing;
    }
    .field-chip:hover {
        border-color: var(--st-card-hover-border);
    }
    .field-chip.dragging {
        opacity: 0.3;
    }
    .field-chip-handle {
        color: var(--pico-muted-color);
        font-size: 0.85rem;
        cursor: grab;
        flex-shrink: 0;
        line-height: 1;
    }
    .field-chip-content {
        flex: 1;
        min-width: 0;
        display: flex;
        align-items: baseline;
        gap: 0.5rem;
    }
    .field-chip-label {
        font-size: 0.78rem;
        font-weight: 500;
    }
    .field-chip-example {
        font-size: 0.7rem;
        color: var(--pico-muted-color);
        margin-left: auto;
    }
    .field-chip-action {
        background: none !important;
        border: none !important;
        padding: 0 0.15rem !important;
        margin: 0 !important;
        cursor: pointer;
        color: var(--pico-muted-color);
        font-size: 0.9rem;
        line-height: 1 !important;
        transition: color 0.15s;
        width: auto !important;
        min-width: 0 !important;
        height: auto !important;
        min-height: 0 !important;
        box-shadow: none !important;
        flex-shrink: 0;
    }
    .field-chip-action:hover {
        color: var(--pico-color);
    }

    /* Pool chips: compact horizontal wrap */
    .bill-settings-pool {
        display: flex;
        flex-wrap: wrap;
        gap: 0.3rem;
        min-height: 1.5rem;
        padding: 0.2rem;
        border-radius: 0.375rem;
        transition: background 0.15s;
    }
    .bill-settings-pool .field-chip {
        padding: 0.25rem 0.45rem;
    }
    .bill-settings-pool .field-chip .field-chip-example {
        display: none;
    }
    .bill-settings-pool.pool-drop-over {
        background: color-mix(in srgb, var(--st-magenta) 8%, transparent);
    }
    .pool-empty-hint {
        display: none;
        font-size: 0.75rem;
        color: var(--pico-muted-color);
        padding: 0.35rem 0;
        font-style: italic;
    }

    /* Drop indicator line */
    .drop-indicator {
        height: 2px;
        background: var(--st-cyan);
        border-radius: 1px;
        margin: -1px 0;
        pointer-events: none;
    }

/* ===== Rates Form page ===== */
/* --- Page-specific styles (shared styles in base.html) --- */
.tier-panel > label, .solar-section > label {
    margin-bottom: 0.5rem;
}
/* --- Season picker (drag between columns) --- */
.season-picker {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border: 1px solid var(--pico-muted-border-color);
    border-radius: 0.375rem;
    overflow: hidden;
    margin-bottom: 0.5rem;
}
.season-col { min-height: 3.5rem; }
.season-col:first-child { border-right: 1px solid var(--pico-muted-border-color); }
.season-col-header {
    padding: 0.3rem 0.5rem;
    background: var(--pico-muted-border-color);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    text-align: center;
}
.season-col-body {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    padding: 0.5rem;
    min-height: 2.5rem;
    align-content: flex-start;
    transition: background 0.15s;
}
.season-col-body.drag-hover {
    background: color-mix(in srgb, var(--pico-primary) 6%, transparent);
}
.month-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.55rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: grab;
    user-select: none;
    transition: transform 0.12s, box-shadow 0.12s, opacity 0.15s;
    border: 1px solid var(--pico-muted-border-color);
    background: var(--pico-background-color);
    color: var(--pico-color);
}
.month-chip:hover {
    border-color: var(--pico-primary);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    transform: translateY(-1px);
}
.month-chip:active { cursor: grabbing; transform: scale(0.95); }
.month-chip.dragging { opacity: 0.35; }
/* --- Solar value section --- */
.solar-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
    align-items: start;
}
@media (min-width: 768px) {
    .solar-section { grid-template-columns: 1fr 1fr; gap: 1rem; }
}
.solar-section label { margin-bottom: 0; }
.solar-section select, .solar-section input {
    padding: 0.5rem 0.65rem !important;
    font-size: 0.875rem !important;
    margin-bottom: 0 !important;
}
/* --- Tiers --- */
.tiers-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}
@media (min-width: 992px) {
    .tiers-grid { grid-template-columns: 1fr 1fr; gap: 1.25rem; }
}
.tier-panel > p { margin-bottom: 0.5rem; }
.tier-panel > label { margin-bottom: 0.5rem; }
.tier-list {
    border: 1px solid var(--pico-muted-border-color);
    border-radius: 0.375rem;
    overflow: hidden;
    margin-bottom: 0;
}
.tier-header {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 0.35rem 0.4rem;
    background: var(--pico-muted-border-color);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--pico-muted-color);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.tier-header .th-grip { width: 1.25rem; flex-shrink: 0; }
.tier-header .th-name { flex: 1; min-width: 0; }
.tier-header .th-rate { width: 6.5rem; flex-shrink: 0; text-align: center; }
.tier-header .th-action { width: 1.75rem; flex-shrink: 0; }
.tier-row {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 0.25rem 0.4rem;
    margin: 0;
    border: none;
    border-top: 1px solid var(--pico-muted-border-color);
    border-radius: 0;
    cursor: grab;
    transition: background 0.15s;
}
.tier-row:first-child { border-top: none; }
.tier-row:hover { background: color-mix(in srgb, var(--pico-primary) 4%, transparent); }
.tier-row:active { cursor: grabbing; }
.tier-row.drag-over { box-shadow: inset 0 2px 0 var(--pico-primary); }
.tier-row.dragging { opacity: 0.4; }
.drag-handle {
    width: 1.25rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pico-muted-color);
    cursor: grab;
    user-select: none;
    font-size: 0.85rem;
    letter-spacing: -0.1em;
}
.drag-handle:hover { color: var(--pico-color); }
.tier-name {
    flex: 1;
    min-width: 0;
    margin: 0 !important;
    padding: 0.25rem 0.4rem !important;
    font-size: 0.8rem !important;
    height: auto !important;
    border-color: transparent !important;
    background: transparent !important;
}
.tier-name:focus { border-color: var(--pico-primary) !important; background: var(--pico-background-color) !important; }
.tier-rate {
    width: 6.5rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    margin: 0 !important;
}
.tier-rate input {
    width: 100%;
    margin: 0 !important;
    padding: 0.25rem 0.35rem !important;
    font-size: 0.8rem !important;
    height: auto !important;
    text-align: right;
    border-color: transparent !important;
    background: transparent !important;
}
.tier-rate input:focus { border-color: var(--pico-primary) !important; background: var(--pico-background-color) !important; }
.tier-remove {
    width: 1.75rem;
    flex-shrink: 0;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    background: transparent !important;
    color: var(--pico-muted-color);
    font-size: 0.9rem;
    line-height: 1;
    cursor: pointer;
    text-align: center;
    border-radius: 0.25rem;
    transition: color 0.15s, background 0.15s;
}
.tier-remove:hover { color: var(--pico-del-color); background: color-mix(in srgb, var(--pico-del-color) 10%, transparent) !important; }
.tier-add {
    display: block;
    width: 100%;
    padding: 0.35rem;
    margin: 0;
    border: 1px dashed var(--pico-muted-border-color);
    border-top: none;
    border-radius: 0 0 0.375rem 0.375rem;
    background: transparent;
    color: var(--pico-muted-color);
    font-size: 0.75rem;
    cursor: pointer;
    transition: color 0.15s, background 0.15s, border-color 0.15s;
}
.tier-add:hover { color: var(--pico-primary); border-color: var(--pico-primary); background: color-mix(in srgb, var(--pico-primary) 4%, transparent); }
/* form-actions styles are in base.html */

/* --- Mobile tier layout --- */
@media (max-width: 767px) {
    .tier-header {
        padding: 0.25rem 0.3rem;
        font-size: 0.6rem;
    }
    .tier-header .th-grip { width: 1rem; }
    .tier-header .th-rate { width: 4rem; }
    .tier-header .th-action { width: 1.5rem; }
    .tier-row {
        padding: 0.2rem 0.3rem;
        gap: 0;
    }
    .drag-handle {
        width: 1rem;
        font-size: 0.75rem;
    }
    .tier-name {
        font-size: 0.75rem !important;
        padding: 0.2rem 0.3rem !important;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .tier-rate {
        width: 4rem;
    }
    .tier-rate input {
        font-size: 0.75rem !important;
        padding: 0.2rem 0.15rem !important;
        -moz-appearance: textfield;
    }
    .tier-rate input::-webkit-inner-spin-button,
    .tier-rate input::-webkit-outer-spin-button {
        -webkit-appearance: none;
        margin: 0;
    }
    .tier-remove {
        width: 1.5rem;
        font-size: 0.8rem;
    }
    .season-picker { grid-template-columns: 1fr; }
    .season-col:first-child { border-right: none; border-bottom: 1px solid var(--pico-muted-border-color); }
}