/*
 * Concept-vormgeving voor de aquarium-app.
 *
 * Elke regel in dit bestand begint met :root[data-style="concept"]. Zonder dat
 * attribuut op <html> doet dit bestand niets, zodat de huidige stijl ongemoeid blijft.
 * Verwijderen: dit bestand en de stijlknop in layout.html weghalen.
 * Standaard maken: in layout.html de standaard van 'huidig' naar 'concept' zetten.
 *
 * Raster: afstanden zijn veelvouden van 4 px. Lettergroottes: 12/14/16/20/24/32/40 px.
 */

/* ------------------------------------------------------------------
   Kleuren (donker is de standaard, licht via data-theme="light")
   ------------------------------------------------------------------ */
:root[data-style="concept"] {
    color-scheme: dark;
    --bg: #0E1116;
    --bg-card: #161B22;
    --body-bg: #0E1116;
    --topbar-bg: #161B22;
    --card-bg: #161B22;
    --border: #29313C;
    --table-border: #222A34;
    --table-head-bg: #1C232C;
    --table-row-even: #1A2029;
    --table-row-odd: #161B22;
    --text: #E6EAF0;
    --text-muted: #9BA5B3;
    --accent: #3BB5CC;
    --accent-text: #3BB5CC;
    --accent-soft: #14313A;
    --danger: #F97066;
    --danger-soft: #3A1C1C;
    --danger-border: #7A2E26;
    --danger-text: #F97066;
    --chip-bg: #161B22;
    --chip-border: #3B4552;
    --input-bg: #0E1116;
    --input-border: #727D8C;
    --input-text: #E6EAF0;
    --canvas-bg: #161B22;
    --card-shadow: none;

    --c-surface-2: #1C232C;
    --c-accent-hover: #5CC6D9;
    --c-on-accent: #0E1116;
    --c-nav-height: 56px;

    --chart-1: #3BB5CC;
    --chart-2: #A48AFB;
    --chart-3: #F5A524;
    --chart-4: #47CD89;
    --chart-5: #F670C7;
    --chart-6: #98A2B3;
    --chart-grid: #222A34;
    --chart-axis: #3B4552;

    --c-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

:root[data-style="concept"][data-theme="light"] {
    color-scheme: light;
    --bg: #F6F7F9;
    --bg-card: #FFFFFF;
    --body-bg: #F6F7F9;
    --topbar-bg: #FFFFFF;
    --card-bg: #FFFFFF;
    --border: #E2E5EA;
    --table-border: #EEF0F3;
    --table-head-bg: #F1F3F5;
    --table-row-even: #F8F9FA;
    --table-row-odd: #FFFFFF;
    --text: #111827;
    --text-muted: #5B6472;
    --accent: #0E7490;
    --accent-text: #0E7490;
    --accent-soft: #E7F3F6;
    --danger: #B42318;
    --danger-soft: #FEF3F2;
    --danger-border: #FDA29B;
    --danger-text: #B42318;
    --chip-bg: #FFFFFF;
    --chip-border: #C9CFD6;
    --input-bg: #FFFFFF;
    --input-border: #848E9C;
    --input-text: #111827;
    --canvas-bg: #FFFFFF;

    --c-surface-2: #F1F3F5;
    --c-accent-hover: #155E75;
    --c-on-accent: #FFFFFF;

    --chart-1: #0E7490;
    --chart-2: #6941C6;
    --chart-3: #B54708;
    --chart-4: #067647;
    --chart-5: #C11574;
    --chart-6: #475467;
    --chart-grid: #EEF0F3;
    --chart-axis: #C9CFD6;
}

/* ------------------------------------------------------------------
   Basis
   ------------------------------------------------------------------ */
:root[data-style="concept"] body {
    font-family: var(--c-font);
    font-size: 16px;
    line-height: 1.5;
    font-variant-numeric: tabular-nums;
    -webkit-font-smoothing: antialiased;
    background: var(--body-bg);
    transition: none;
}

:root[data-style="concept"] button,
:root[data-style="concept"] input,
:root[data-style="concept"] select,
:root[data-style="concept"] textarea {
    font-family: var(--c-font);
    font-variant-numeric: tabular-nums;
}

:root[data-style="concept"] :focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

:root[data-style="concept"] h1 {
    font-size: 24px;
    line-height: 32px;
    font-weight: 600;
    margin: 0 0 8px;
}

:root[data-style="concept"] h2 {
    font-size: 16px;
    line-height: 24px;
    font-weight: 600;
    margin: 0 0 16px;
}

:root[data-style="concept"] h3 {
    font-size: 14px;
    line-height: 20px;
    font-weight: 600;
}

:root[data-style="concept"] .muted {
    font-size: 14px;
    line-height: 20px;
}

/* ------------------------------------------------------------------
   Navigatie (vast bovenaan)
   ------------------------------------------------------------------ */
:root[data-style="concept"] .topbar {
    min-height: var(--c-nav-height);
    padding: 0 24px;
    gap: 24px;
    align-items: stretch;
    background: var(--topbar-bg);
    border-bottom: 1px solid var(--border);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    transition: none;
}

:root[data-style="concept"] .brand {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0;
    align-items: center;
}

:root[data-style="concept"] .brand::before {
    content: none;
}

:root[data-style="concept"] .nav-links {
    flex: 1 1 auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: stretch;
    gap: 4px;
    min-width: 0;
}

:root[data-style="concept"] .nav-links > a {
    display: flex;
    align-items: stretch;
}

:root[data-style="concept"] .nav-links > a:focus-visible,
:root[data-style="concept"] .nav-links > a > .chip:focus-visible {
    outline-offset: -4px;
}

/* Menu-items */
:root[data-style="concept"] .nav-links > a > .chip {
    display: inline-flex;
    align-items: center;
    height: auto;
    min-height: var(--c-nav-height);
    padding: 0 12px;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    transform: none;
    transition: color 0.15s ease, box-shadow 0.15s ease;
}

:root[data-style="concept"] .nav-links > a > .chip:hover {
    color: var(--text);
    background: transparent;
}

:root[data-style="concept"] .nav-links > a > .chip-nav-active,
:root[data-style="concept"] .nav-links > a > .chip-nav-active:hover {
    color: var(--text);
    font-weight: 600;
    background: transparent;
    box-shadow: inset 0 -2px 0 var(--accent);
}

/* Stijl- en themaknop rechts */
:root[data-style="concept"] #styleToggle {
    margin-left: auto;
}

:root[data-style="concept"] #styleToggle,
:root[data-style="concept"] #themeToggle {
    align-self: center;
    display: inline-flex;
    align-items: center;
    height: 32px;
    min-width: 0;
    padding: 0 12px;
    border: 1px solid var(--chip-border);
    border-radius: 6px;
    background: transparent;
    color: var(--text);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    transform: none;
}

:root[data-style="concept"] #styleToggle:hover,
:root[data-style="concept"] #themeToggle:hover {
    background: var(--c-surface-2);
}

:root[data-style="concept"] .theme-icon {
    display: none;
}

/* Uitloggen: rustige tekstknop */
:root[data-style="concept"] .nav-links > a > .chip-danger {
    color: var(--text-muted);
    font-weight: 500;
}

:root[data-style="concept"] .nav-links > a > .chip-danger:hover {
    color: var(--danger-text);
}

/* ------------------------------------------------------------------
   Pagina, raster en kaarten
   ------------------------------------------------------------------ */
:root[data-style="concept"] .page {
    max-width: 1200px;
    margin: 24px auto 48px;
    padding: 0 24px;
}

:root[data-style="concept"] .grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

:root[data-style="concept"] .card {
    position: relative;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
    box-shadow: none;
    transition: none;
}

/* Meetkaart: klein label, grote waarde, eenheid kleiner, tijd subtiel */
:root[data-style="concept"] .grid > .card:has(> .value-big) > h2 {
    font-size: 12px;
    line-height: 16px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin: 0 0 8px;
}

:root[data-style="concept"] .value-big {
    font-size: 40px;
    line-height: 48px;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin: 0 0 4px;
    color: var(--text);
}

:root[data-style="concept"] .value-unit {
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0;
    margin-left: 4px;
    color: var(--text-muted);
}

:root[data-style="concept"] .grid > .card:has(> .value-big) > .muted,
:root[data-style="concept"] #kaarten > .card > .muted {
    font-size: 12px;
    line-height: 16px;
}

/* Status: buiten de alarmgrenzen of sensorfout (data-status door dashboard.html) */
:root[data-style="concept"] .card[data-status] {
    border-color: var(--danger);
    box-shadow: inset 0 0 0 1px var(--danger);
}

:root[data-style="concept"] .card[data-status]::after {
    content: attr(data-status-label);
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 2px 8px;
    border: 1px solid var(--danger-border);
    border-radius: 999px;
    background: var(--danger-soft);
    color: var(--danger-text);
    font-size: 12px;
    line-height: 16px;
    font-weight: 600;
}

:root[data-style="concept"] .card[data-status="sensor-error"] > .value-big {
    color: var(--text-muted);
}

/* ------------------------------------------------------------------
   Knoppen en invoer
   ------------------------------------------------------------------ */
:root[data-style="concept"] .chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    padding: 0 16px;
    border: 1px solid var(--chip-border);
    border-radius: 6px;
    background: var(--chip-bg);
    color: var(--text);
    font-size: 14px;
    font-weight: 500;
    line-height: 20px;
    transform: none;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

:root[data-style="concept"] .chip:hover {
    transform: none;
    background: var(--c-surface-2);
}

/* Buiten de navigatie is "actief" een primaire knop of gekozen segment */
:root[data-style="concept"] .chip-nav-active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--c-on-accent);
}

:root[data-style="concept"] .chip-nav-active:hover {
    background: var(--c-accent-hover);
    border-color: var(--c-accent-hover);
    color: var(--c-on-accent);
}

:root[data-style="concept"] button:disabled,
:root[data-style="concept"] textarea:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

:root[data-style="concept"] .quick-range-panel {
    margin: 0 0 16px;
    gap: 8px;
}

:root[data-style="concept"] .quick-range-panel .muted {
    margin-right: 4px;
}

:root[data-style="concept"] .quick-range-btn {
    height: 32px;
    padding: 0 12px;
    font-size: 14px;
}

:root[data-style="concept"] input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]):not([type="submit"]),
:root[data-style="concept"] select {
    height: 36px;
    padding: 0 12px;
    border: 1px solid var(--input-border);
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--input-text);
    font-size: 14px;
}

:root[data-style="concept"] textarea {
    padding: 8px 12px;
    border: 1px solid var(--input-border);
    border-radius: 6px;
    font-size: 14px;
    line-height: 20px;
}

:root[data-style="concept"] input:focus,
:root[data-style="concept"] select:focus,
:root[data-style="concept"] textarea:focus {
    border-color: var(--accent);
}

/* Home: grafiekbereik (Live-knop, snelle bereiken en datumvelden) */
:root[data-style="concept"] .card:has(#rangeForm) > p {
    margin: 0 0 16px;
    font-size: 14px;
    color: var(--text-muted);
}

:root[data-style="concept"] .card:has(#rangeForm) > div {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 16px;
}

:root[data-style="concept"] #rangeForm {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 12px;
}

:root[data-style="concept"] #rangeForm label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
}

:root[data-style="concept"] #liveBtn,
:root[data-style="concept"] #rangeForm button[type="submit"] {
    height: 36px;
    padding: 0 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

:root[data-style="concept"] #liveBtn {
    border: 1px solid var(--chip-border);
    background: var(--chip-bg);
    color: var(--text);
}

:root[data-style="concept"] #liveBtn:hover {
    background: var(--c-surface-2);
}

:root[data-style="concept"] #rangeForm button[type="submit"] {
    border: 1px solid var(--accent);
    background: var(--accent);
    color: var(--c-on-accent);
}

:root[data-style="concept"] #rangeForm button[type="submit"]:hover {
    background: var(--c-accent-hover);
    border-color: var(--c-accent-hover);
}

/* ------------------------------------------------------------------
   Tabellen
   ------------------------------------------------------------------ */
:root[data-style="concept"] table {
    font-size: 14px;
    margin-top: 0;
}

:root[data-style="concept"] th,
:root[data-style="concept"] td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--table-border);
}

:root[data-style="concept"] th {
    top: var(--c-nav-height);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: var(--table-head-bg);
}

/* Meetwaarden rechts uitlijnen zodat cijfers onder elkaar staan */
:root[data-style="concept"] table:has(#readingsBody) th:not(:first-child),
:root[data-style="concept"] table:has(#readingsBody) td:not(:first-child) {
    text-align: right;
}

/* ------------------------------------------------------------------
   AI-analyse (Home)
   ------------------------------------------------------------------ */
:root[data-style="concept"] .ai-card-header {
    gap: 16px;
}

:root[data-style="concept"] .ai-text-box,
:root[data-style="concept"] .ai-answer-box {
    margin-top: 16px;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--c-surface-2);
    font-size: 14px;
    line-height: 24px;
}

:root[data-style="concept"] .ai-warning {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 14px;
}

:root[data-style="concept"] .ai-question-panel {
    margin-top: 24px;
    padding-top: 24px;
}

:root[data-style="concept"] .ai-question-panel h3 {
    margin: 0 0 4px;
}

:root[data-style="concept"] .ai-question-panel textarea {
    border-radius: 6px;
    padding: 8px 12px;
}

:root[data-style="concept"] .ai-question-panel textarea:focus {
    box-shadow: none;
}

:root[data-style="concept"] .ai-actions {
    margin-top: 12px;
    gap: 12px;
}

/* ------------------------------------------------------------------
   Grafieken
   ------------------------------------------------------------------ */
:root[data-style="concept"] .charts {
    margin-top: 16px;
    gap: 24px;
}

:root[data-style="concept"] .chart-wrapper canvas {
    border-radius: 0;
}

/* ------------------------------------------------------------------
   Huisgegevens
   ------------------------------------------------------------------ */
:root[data-style="concept"] #kaarten > .card > h2 {
    margin-bottom: 16px;
}

:root[data-style="concept"] .room-sensors {
    gap: 16px 24px;
    margin: 0 0 16px;
}

:root[data-style="concept"] .room-sensor .muted {
    font-size: 12px;
    line-height: 16px;
    font-weight: 500;
    margin-bottom: 4px;
}

:root[data-style="concept"] .room-sensor .value-big {
    font-size: 28px;
    line-height: 36px;
    margin: 0;
}

:root[data-style="concept"] .room-sensor .value-unit {
    font-size: 14px;
}

:root[data-style="concept"] .sensor-link {
    border-radius: 6px;
    padding: 8px;
    margin: -8px;
    transition: background-color 0.15s ease;
}

:root[data-style="concept"] .sensor-link:hover {
    background: var(--c-surface-2);
}

:root[data-style="concept"] .chart-anchor {
    border-width: 1px;
    border-radius: 8px;
    padding: 4px;
    scroll-margin-top: 72px;
    transition: border-color 0.2s ease;
}

:root[data-style="concept"] .chart-anchor.is-highlighted {
    border-color: var(--accent);
    box-shadow: none;
}

:root[data-style="concept"] .chart-head {
    margin-bottom: 4px;
}

:root[data-style="concept"] .back-to-top {
    font-size: 12px;
    line-height: 16px;
    padding: 4px 8px;
    border-radius: 6px;
}

:root[data-style="concept"] #kaarten {
    scroll-margin-top: 72px;
}

/* ------------------------------------------------------------------
   Tablet en telefoon
   ------------------------------------------------------------------ */
@media (max-width: 1024px) {
    :root[data-style="concept"] {
        --c-nav-height: 48px;
    }

    :root[data-style="concept"] .topbar {
        flex-wrap: wrap;
        align-items: stretch;
        gap: 0;
        padding: 0 16px;
    }

    :root[data-style="concept"] .brand {
        min-height: 48px;
    }

    /* Menu als één horizontaal scrollbare rij onder de merknaam */
    :root[data-style="concept"] .nav-links {
        flex: 1 1 100%;
        overflow-x: auto;
        gap: 0;
        margin: 0 -16px;
        padding: 0 16px;
        border-top: 1px solid var(--border);
        scrollbar-width: none;
    }

    :root[data-style="concept"] .nav-links::-webkit-scrollbar {
        display: none;
    }

    :root[data-style="concept"] .nav-links > a > .chip {
        min-height: 44px;
        padding: 0 12px;
        font-size: 14px;
    }

    :root[data-style="concept"] #styleToggle {
        margin-left: 8px;
    }

    :root[data-style="concept"] #styleToggle,
    :root[data-style="concept"] #themeToggle {
        margin-right: 8px;
        flex: 0 0 auto;
    }

    /* Navigatie is hier twee rijen hoog (48 + 44 px) */
    :root[data-style="concept"] th {
        top: 93px;
    }

    :root[data-style="concept"] .chart-anchor,
    :root[data-style="concept"] #kaarten {
        scroll-margin-top: 104px;
    }
}

@media (max-width: 768px) {
    :root[data-style="concept"] .page {
        margin: 16px auto 32px;
        padding: 0 16px;
    }

    :root[data-style="concept"] .card {
        padding: 16px;
    }

    :root[data-style="concept"] .card[data-status]::after {
        top: 12px;
        right: 12px;
    }

    :root[data-style="concept"] .value-big {
        font-size: 32px;
        line-height: 40px;
    }
}

/* ------------------------------------------------------------------
   Minder beweging: geen overgangen en geen soepel scrollen
   ------------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
    :root[data-style="concept"] *,
    :root[data-style="concept"] *::before,
    :root[data-style="concept"] *::after {
        transition: none !important;
        animation: none !important;
        scroll-behavior: auto !important;
    }
}