/* =========================================================================
   TeslaFarMate — design tokens
   Colors, spacing, radii, shadows, and motion tuned for a modern dark
   theme with Tesla-red accent and subtle cool secondary tints.
   ========================================================================= */

:root {
    /* Base palette */
    --bg-0: #07070c;
    --bg-1: #0d0d14;
    --bg-2: #131320;
    --bg-3: #191930;
    --surface: rgba(24, 24, 42, 0.72);
    --surface-strong: rgba(28, 28, 48, 0.88);
    --surface-hover: rgba(34, 34, 56, 0.9);

    /* Borders and dividers */
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --divider: rgba(255, 255, 255, 0.06);

    /* Text */
    --text-0: #f5f5fa;
    --text-1: #e0e0ea;
    --text-2: #a8a8b8;
    --text-3: #70707f;

    /* Accents */
    --tesla-red: #e82127;
    --tesla-red-bright: #ff3139;
    --tesla-red-glow: rgba(232, 33, 39, 0.35);
    --accent-blue: #3b82f6;
    --accent-purple: #a855f7;
    --accent-teal: #14b8a6;
    --accent-emerald: #34d399;
    --accent-amber: #f59e0b;
    --accent-pink: #ec4899;

    /* Semantic */
    --success: #34d399;
    --success-bg: rgba(52, 211, 153, 0.1);
    --danger: #f87171;
    --danger-bg: rgba(248, 113, 113, 0.1);

    /* Radii */
    --r-sm: 6px;
    --r-md: 10px;
    --r-lg: 14px;
    --r-xl: 20px;
    --r-full: 999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.45);
    --shadow-glow-red: 0 0 24px rgba(232, 33, 39, 0.25);
    --shadow-glow-blue: 0 0 24px rgba(59, 130, 246, 0.2);

    /* Motion */
    --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
    --t-fast: 0.15s;
    --t-med: 0.25s;
    --t-slow: 0.4s;
}

/* =========================================================================
   Reset
   ========================================================================= */

* { box-sizing: border-box; margin: 0; padding: 0; }

html { color-scheme: dark; }

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-feature-settings: "cv11", "ss01", "ss03"; /* Inter tabular + alternates */
    color: var(--text-1);
    min-height: 100vh;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.005em;
    /* Disable text selection globally for a more app-like feel. Inputs,
       textareas, SQL result tables, token displays, and inline code
       samples opt back in individually below. */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    /* Subtle ambient background: two radial glows layered over a near-black
       base. Extremely low opacity so they don't fight with content. */
    background:
        radial-gradient(ellipse 70% 45% at 50% -10%, rgba(232, 33, 39, 0.11), transparent 60%),
        radial-gradient(ellipse 55% 40% at 95% 20%, rgba(59, 130, 246, 0.07), transparent 60%),
        radial-gradient(ellipse 50% 30% at 10% 80%, rgba(168, 85, 247, 0.05), transparent 60%),
        var(--bg-0);
    background-attachment: fixed;
}

code, pre, .token-box, textarea#fleet-sql-input {
    font-family: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
    font-feature-settings: "calt" 0;
}

/* Opt back in to text selection for places where the user legitimately
   needs to copy content: any input/textarea, the Tesla token boxes,
   inline/block code samples, and the SQL playground's result table. */
input,
textarea,
.token-box,
code,
pre,
#fleet-sql-result,
#fleet-sql-result .simple-table,
#fleet-sql-result .simple-table td,
#fleet-sql-result .simple-table th {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* =========================================================================
   Header — sticky glassmorphism bar
   ========================================================================= */

header {
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 0.9rem 1.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(180deg, rgba(10, 10, 18, 0.9), rgba(10, 10, 18, 0.65));
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.02) inset, var(--shadow-sm);
}

header h1 {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ff3139 0%, #ec4899 60%, #a855f7 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 40px rgba(232, 33, 39, 0.15);
}

nav { display: flex; gap: 0.25rem; align-items: center; }

nav a {
    color: var(--text-2);
    text-decoration: none;
    padding: 0.55rem 1rem;
    border-radius: var(--r-full);
    transition: color var(--t-fast) var(--ease),
                background-color var(--t-fast) var(--ease),
                box-shadow var(--t-med) var(--ease);
    font-size: 0.975rem;
    font-weight: 500;
    position: relative;
}
nav a:hover {
    color: var(--text-0);
    background: rgba(255, 255, 255, 0.05);
}
nav a.active {
    color: var(--text-0);
    background: linear-gradient(135deg, rgba(232, 33, 39, 0.22), rgba(232, 33, 39, 0.08));
    box-shadow:
        inset 0 0 0 1px rgba(232, 33, 39, 0.45),
        0 4px 20px rgba(232, 33, 39, 0.18);
}

nav button {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    color: var(--text-1);
    padding: 0.55rem 1.05rem;
    border-radius: var(--r-full);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    font-family: inherit;
    transition: all var(--t-fast) var(--ease);
    margin-left: 0.5rem;
}
nav button:hover {
    border-color: rgba(232, 33, 39, 0.6);
    color: var(--tesla-red-bright);
    background: rgba(232, 33, 39, 0.08);
}

/* =========================================================================
   Layout
   ========================================================================= */

main {
    max-width: 1080px;
    margin: 2rem auto;
    padding: 0 1.25rem;
}

main:has(.view-auth:not(.hidden)) {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 80px);
    margin: 0 auto;
}

.hidden { display: none !important; }

.view {
    background: var(--surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: 2rem 2.2rem;
    box-shadow: var(--shadow-lg);
    /* Subtle inner highlight along the top edge */
    position: relative;
}
.view::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 40%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.view-auth {
    max-width: 460px;
    width: 100%;
    text-align: center;
    padding: 2.5rem 2.2rem;
}

.view-auth form { margin: 0 auto; }
.view-auth .tagline { color: var(--text-2); margin-bottom: 1.5rem; font-size: 1rem; }
.view-auth h2 { margin-bottom: 0.75rem; }

/* =========================================================================
   Typography
   ========================================================================= */

h2 {
    margin-bottom: 1.75rem;
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    background: linear-gradient(180deg, #fff, #c0c0d0);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

h3 {
    margin: 2rem 0 1rem;
    color: var(--text-0);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}
h3::before {
    content: "";
    display: inline-block;
    width: 3px;
    height: 1.05em;
    background: linear-gradient(180deg, var(--tesla-red), var(--accent-pink));
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(232, 33, 39, 0.5);
}

h4 {
    margin: 1.2rem 0 0.6rem;
    color: var(--text-1);
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

p { line-height: 1.6; }

/* =========================================================================
   Forms
   ========================================================================= */

form { display: flex; flex-direction: column; gap: 1rem; max-width: 500px; }
label { color: var(--text-2); font-size: 0.95rem; font-weight: 500; }

input[type="email"],
input[type="password"],
input[type="text"],
input[type="number"],
textarea {
    background: rgba(7, 7, 12, 0.6);
    border: 1px solid var(--border);
    color: var(--text-0);
    padding: 0.85rem 1rem;
    border-radius: var(--r-md);
    font-size: 1rem;
    font-family: inherit;
    width: 100%;
    transition: border-color var(--t-fast) var(--ease),
                box-shadow var(--t-fast) var(--ease),
                background var(--t-fast) var(--ease);
}
input:focus, textarea:focus {
    outline: none;
    border-color: rgba(232, 33, 39, 0.6);
    box-shadow: 0 0 0 3px rgba(232, 33, 39, 0.12);
    background: rgba(7, 7, 12, 0.8);
}

/* =========================================================================
   Buttons
   ========================================================================= */

.btn {
    padding: 0.9rem 1.6rem;
    border: none;
    border-radius: var(--r-md);
    cursor: pointer;
    font-size: 1.02rem;
    font-weight: 600;
    font-family: inherit;
    letter-spacing: -0.005em;
    transition: transform var(--t-fast) var(--ease),
                box-shadow var(--t-med) var(--ease),
                background var(--t-fast) var(--ease),
                opacity var(--t-fast);
    min-height: 48px;
    touch-action: manipulation;
    position: relative;
    overflow: hidden;
}
.btn::after {
    /* Subtle top highlight */
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.12), transparent 40%);
    pointer-events: none;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }
.btn:active:not(:disabled) { transform: translateY(0); }
.btn-sm {
    padding: 0.45rem 1rem;
    font-size: 0.88rem;
    min-height: auto;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-1);
    border: 1px solid var(--border);
}
.btn-sm:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-strong);
}

.btn-primary {
    background: linear-gradient(180deg, #f0242a, #c41d22);
    color: #fff;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.15) inset,
        0 4px 16px rgba(232, 33, 39, 0.28),
        0 1px 2px rgba(0, 0, 0, 0.4);
}
.btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.2) inset,
        0 8px 24px rgba(232, 33, 39, 0.4),
        0 2px 4px rgba(0, 0, 0, 0.4);
}

.btn-secondary {
    background: linear-gradient(180deg, #4a92f8, #2563eb);
    color: #fff;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.15) inset,
        0 4px 16px rgba(59, 130, 246, 0.28);
}
.btn-secondary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.2) inset,
        0 8px 24px rgba(59, 130, 246, 0.4);
}

.btn-danger {
    background: rgba(248, 113, 113, 0.06);
    color: var(--danger);
    border: 1px solid rgba(248, 113, 113, 0.35);
    box-shadow: none;
}
.btn-danger:hover:not(:disabled) {
    background: rgba(248, 113, 113, 0.14);
    border-color: var(--danger);
    color: #fff;
    box-shadow: 0 4px 16px rgba(248, 113, 113, 0.25);
}

/* =========================================================================
   Messages
   ========================================================================= */

.message {
    padding: 0.85rem 1rem;
    border-radius: var(--r-md);
    margin-top: 0.75rem;
    font-size: 0.95rem;
    border: 1px solid transparent;
}
.message:empty { display: none; }
.message.error {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(248, 113, 113, 0.25);
}
.message.success {
    background: var(--success-bg);
    color: var(--success);
    border-color: rgba(52, 211, 153, 0.25);
}

/* =========================================================================
   Status indicators
   ========================================================================= */

.status-running {
    color: var(--success);
    font-weight: 700;
    font-size: 1.5rem;
    text-shadow: 0 0 24px rgba(52, 211, 153, 0.35);
}
.status-idle {
    color: var(--text-2);
    font-weight: 700;
    font-size: 1.5rem;
}

/* =========================================================================
   Countdown block
   ========================================================================= */

.countdown-section {
    margin-top: 1.1rem;
    padding: 1.1rem 1.3rem;
    background: linear-gradient(180deg, rgba(13, 13, 20, 0.7), rgba(7, 7, 12, 0.7));
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    box-shadow: var(--shadow-sm);
}
.countdown-label { color: var(--text-2); font-size: 0.95rem; font-weight: 500; }
.countdown-timer {
    font-size: 1.9rem;
    font-weight: 700;
    color: #fff;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    font-feature-settings: "tnum" 1;
}
.countdown-buttons { display: flex; gap: 0.4rem; }
.countdown-buttons .btn-inline {
    padding: 0.5rem 0.9rem;
    font-size: 0.95rem;
    min-height: 44px;
    min-width: 52px;
    text-align: center;
}

/* =========================================================================
   TeslaMate link card
   ========================================================================= */

.teslamate-link {
    margin-top: 1rem;
    padding: 1.05rem 1.3rem;
    background: linear-gradient(90deg, rgba(52, 211, 153, 0.08), transparent 60%);
    border: 1px solid var(--border);
    border-left: 3px solid var(--success);
    border-radius: var(--r-lg);
}
.teslamate-link a {
    color: var(--success);
    font-weight: 600;
    text-decoration: none;
    font-size: 1.1rem;
}
.teslamate-link a:hover { text-decoration: underline; }
.teslamate-link .link-hint {
    display: block;
    color: var(--text-3);
    font-size: 0.85rem;
    margin-top: 0.3rem;
}

/* =========================================================================
   Task controls
   ========================================================================= */

#task-controls {
    margin-top: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
#task-controls label { white-space: nowrap; font-size: 1.02rem; }
#task-controls input[type="number"] { width: 90px; }

/* =========================================================================
   Dashboard — full-width Grafana layout
   ========================================================================= */

body.dashboard-active main,
body.fleet-active main {
    max-width: 100%;
    padding: 0 2.5rem;
    margin: 2rem auto;
}
body.dashboard-active main {
    padding: 0;
    margin: 0;
}
.view-dashboard {
    padding: 0.5rem !important;
    border-radius: 0 !important;
    background: #0a0a10 !important;
    border: none !important;
    box-shadow: none !important;
}
.view-dashboard::before { display: none; }

/* Grafana panels */
.grafana-panel {
    position: relative;
    background: #1a1a2e;
    border-radius: var(--r-sm);
    overflow: hidden;
}
.grafana-panel-main { margin-bottom: 0.5rem; }
.grafana-panel-main .grafana-frame { width: 100%; height: 650px; }
.grafana-row { display: flex; gap: 0.5rem; }
.grafana-panel-half { flex: 1; min-width: 0; }
.grafana-panel-half .grafana-frame { width: 100%; height: 550px; }
.grafana-frame { border: none; background: #0f0f0f; display: block; overflow: hidden; }

.grafana-dropdown {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    z-index: 100;
}
.grafana-dropdown-button {
    background: rgba(15, 15, 15, 0.92);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: #fff;
    padding: 0.6rem 1rem;
    border-radius: var(--r-md);
    font-size: 0.95rem;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    min-height: 44px;
    min-width: 160px;
    text-align: left;
    touch-action: manipulation;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    transition: border-color var(--t-fast) var(--ease);
}
.grafana-dropdown-button:hover,
.grafana-dropdown-button.open { border-color: var(--tesla-red); }
.grafana-dropdown-button::after {
    content: "▾";
    color: var(--text-3);
    font-size: 0.8rem;
}
.grafana-dropdown-menu {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    background: rgba(19, 19, 32, 0.96);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-strong);
    border-radius: var(--r-md);
    min-width: 200px;
    max-height: 400px;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    display: none;
}
.grafana-dropdown-menu.open { display: block; }
.grafana-dropdown-item {
    display: block;
    width: 100%;
    background: none;
    border: none;
    color: var(--text-1);
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.95rem;
    font-family: inherit;
    cursor: pointer;
    min-height: 44px;
    touch-action: manipulation;
    transition: background var(--t-fast);
}
.grafana-dropdown-item:hover,
.grafana-dropdown-item.active {
    background: rgba(232, 33, 39, 0.14);
    color: #fff;
}

/* =========================================================================
   Session cards
   ========================================================================= */

.session-card {
    background: linear-gradient(180deg, rgba(19, 19, 32, 0.7), rgba(13, 13, 20, 0.7));
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 1.2rem 1.35rem;
    margin-bottom: 0.7rem;
    cursor: pointer;
    transition: transform var(--t-fast) var(--ease),
                border-color var(--t-fast) var(--ease),
                box-shadow var(--t-med) var(--ease);
    touch-action: manipulation;
}
.session-card:hover {
    transform: translateY(-1px);
    border-color: rgba(232, 33, 39, 0.4);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

/* =========================================================================
   Tables
   ========================================================================= */

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    font-size: 0.95rem;
}
th, td {
    padding: 0.7rem 0.6rem;
    text-align: left;
    border-bottom: 1px solid var(--divider);
}
th { color: var(--text-2); font-weight: 600; }

/* =========================================================================
   Profile + links
   ========================================================================= */

#profile-status {
    padding: 0.85rem 1rem;
    border-radius: var(--r-md);
    margin-bottom: 1rem;
    font-size: 0.98rem;
}
#profile-status.success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(52, 211, 153, 0.2); }
#profile-status.error { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(248, 113, 113, 0.2); }

.view a { color: var(--tesla-red-bright); text-decoration: none; transition: color var(--t-fast); }
.view a:hover { color: var(--accent-pink); text-decoration: underline; }

/* =========================================================================
   Tesla token display
   ========================================================================= */

.token-field { margin-bottom: 1rem; }
.token-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.4rem;
}
.token-label { color: var(--text-2); font-size: 0.95rem; font-weight: 600; }
.token-actions { display: flex; gap: 0.4rem; }

.token-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-1);
    padding: 0.4rem 0.85rem;
    border-radius: var(--r-sm);
    cursor: pointer;
    font-size: 0.85rem;
    font-family: inherit;
    font-weight: 500;
    min-height: 34px;
    touch-action: manipulation;
    transition: all var(--t-fast) var(--ease);
}
.token-btn:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--border-strong); color: #fff; }
.token-btn.copied { border-color: var(--success); color: var(--success); background: var(--success-bg); }

.token-box {
    background: rgba(7, 7, 12, 0.7);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    padding: 0.8rem 0.95rem;
    font-size: 0.85rem;
    word-break: break-all;
    color: var(--text-1);
    max-height: 60px;
    overflow-y: auto;
}

.btn-inline {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-1);
    padding: 0.4rem 0.8rem;
    border-radius: var(--r-sm);
    cursor: pointer;
    font-size: 0.85rem;
    font-family: inherit;
    font-weight: 500;
    margin-left: 0.5rem;
    min-height: 36px;
    touch-action: manipulation;
    transition: all var(--t-fast) var(--ease);
}
.btn-inline:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--border-strong); color: #fff; }

/* =========================================================================
   Power vs Speed compact controls (offline dashboard)
   ========================================================================= */

.pvs-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    background: linear-gradient(90deg, rgba(168, 85, 247, 0.08), transparent 70%);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent-purple);
    border-radius: var(--r-md);
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    overflow: hidden;
}
.pvs-formula {
    background: rgba(168, 85, 247, 0.1);
    color: #c084fc;
    padding: 0.35rem 0.7rem;
    border-radius: var(--r-sm);
    font-size: 0.85rem;
    white-space: nowrap;
    font-family: "JetBrains Mono", monospace;
}
.pvs-slider {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex: 1;
    min-width: 220px;
    color: var(--text-1);
    font-size: 0.9rem;
    white-space: nowrap;
}

.pvs-slider input[type="range"],
.slider-row input[type="range"] {
    flex: 1;
    min-width: 150px;
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    height: 24px;
    cursor: pointer;
}
.pvs-slider input[type="range"]::-webkit-slider-runnable-track,
.slider-row input[type="range"]::-webkit-slider-runnable-track {
    background: linear-gradient(90deg, rgba(168, 85, 247, 0.3), rgba(59, 130, 246, 0.3));
    border: 1px solid var(--border-strong);
    border-radius: var(--r-full);
    height: 6px;
}
.pvs-slider input[type="range"]::-moz-range-track,
.slider-row input[type="range"]::-moz-range-track {
    background: linear-gradient(90deg, rgba(168, 85, 247, 0.3), rgba(59, 130, 246, 0.3));
    border: 1px solid var(--border-strong);
    border-radius: var(--r-full);
    height: 6px;
}
.pvs-slider input[type="range"]::-webkit-slider-thumb,
.slider-row input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #c084fc, #a855f7);
    border: 2px solid #0d0d14;
    box-shadow: 0 0 0 1px rgba(168, 85, 247, 0.5), 0 0 10px rgba(168, 85, 247, 0.6);
    margin-top: -7px;
    cursor: pointer;
    transition: transform var(--t-fast) var(--ease);
}
.pvs-slider input[type="range"]::-moz-range-thumb,
.slider-row input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #c084fc, #a855f7);
    border: 2px solid #0d0d14;
    box-shadow: 0 0 0 1px rgba(168, 85, 247, 0.5), 0 0 10px rgba(168, 85, 247, 0.6);
    cursor: pointer;
}
.pvs-slider input[type="range"]:hover::-webkit-slider-thumb,
.slider-row input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.15); }
.pvs-slider input[type="range"]:hover::-moz-range-thumb,
.slider-row input[type="range"]:hover::-moz-range-thumb { transform: scale(1.15); }

/* =========================================================================
   Dual-range axis sliders
   ========================================================================= */

.axis-range-controls {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
    margin-bottom: 1.5rem;
    padding: 0.6rem 1rem;
    background: rgba(13, 13, 20, 0.5);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
}
.axis-range-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex: 1;
    min-width: 220px;
}
.axis-range-label {
    color: var(--text-2);
    font-size: 0.85rem;
    white-space: nowrap;
    min-width: 110px;
    font-family: "JetBrains Mono", monospace;
}
.axis-range-label span {
    color: var(--text-1);
}
.dual-range-track {
    position: relative;
    flex: 1;
    height: 24px;
    min-width: 100px;
}
.dual-range-track input[type="range"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 24px;
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    pointer-events: none;
    margin: 0;
    cursor: pointer;
}
.dual-range-track input[type="range"]::-webkit-slider-runnable-track {
    background: transparent;
    height: 6px;
    border-radius: var(--r-full);
}
.dual-range-track input[type="range"]::-moz-range-track {
    background: transparent;
    height: 6px;
    border-radius: var(--r-full);
}
/* Only the lo input draws the visible track */
.dual-range-track input.dual-range-lo::-webkit-slider-runnable-track {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border);
}
.dual-range-track input.dual-range-lo::-moz-range-track {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border);
}
.dual-range-track input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #93c5fd, #3b82f6);
    border: 2px solid #0d0d14;
    box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.5), 0 0 8px rgba(59, 130, 246, 0.5);
    margin-top: -6px;
    pointer-events: all;
    cursor: pointer;
    transition: transform var(--t-fast) var(--ease);
}
.dual-range-track input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #93c5fd, #3b82f6);
    border: 2px solid #0d0d14;
    box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.5), 0 0 8px rgba(59, 130, 246, 0.5);
    pointer-events: all;
    cursor: pointer;
}
.dual-range-track input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.15); }
.dual-range-track input[type="range"]:hover::-moz-range-thumb { transform: scale(1.15); }

/* =========================================================================
   Slider row (fleet tab)
   ========================================================================= */

.slider-row {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    flex-wrap: wrap;
    margin-top: 0.75rem;
    padding: 0.8rem 1rem;
    background: rgba(13, 13, 20, 0.5);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
}
.slider-row label {
    color: var(--text-1);
    min-width: 60px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Dark-themed dropdowns for fleet tab model pickers */
.slider-row select {
    background: rgba(7, 7, 12, 0.8);
    color: var(--text-1);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 0.5rem 1.8rem 0.5rem 0.85rem;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    min-width: 240px;
    cursor: pointer;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path fill='%23a8a8b8' d='M0 0l6 8 6-8z'/></svg>");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
}
.slider-row select:hover {
    border-color: var(--border-strong);
    background-color: rgba(19, 19, 32, 0.8);
    color: #fff;
}
.slider-row select:focus {
    outline: none;
    border-color: rgba(232, 33, 39, 0.6);
    box-shadow: 0 0 0 3px rgba(232, 33, 39, 0.12);
}
.slider-row select option { background: #0d0d14; color: var(--text-1); }

/* =========================================================================
   Drive detail grid
   ========================================================================= */

.drive-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.drive-cell { min-width: 0; }
.drive-cell .chart-container { height: 280px; margin-bottom: 0; }
.drive-cell .map-container { height: 280px; margin-bottom: 0; }
@media (max-width: 900px) {
    .drive-grid { grid-template-columns: 1fr; }
}

/* =========================================================================
   Offline dashboard select
   ========================================================================= */

.offline-select {
    background: rgba(7, 7, 12, 0.8);
    border: 1px solid var(--border);
    color: var(--text-0);
    padding: 0.55rem 0.9rem;
    border-radius: var(--r-md);
    font-size: 0.95rem;
    font-family: inherit;
    min-height: 40px;
    cursor: pointer;
    flex: 1;
    max-width: 400px;
    transition: border-color var(--t-fast);
}
.offline-select:hover { border-color: var(--border-strong); }
.offline-select:focus { outline: none; border-color: var(--tesla-red); box-shadow: 0 0 0 3px rgba(232, 33, 39, 0.12); }

/* =========================================================================
   Danger zone
   ========================================================================= */

.danger-zone {
    border: 1px solid rgba(248, 113, 113, 0.35);
    border-radius: var(--r-lg);
    overflow: hidden;
    background: linear-gradient(180deg, rgba(248, 113, 113, 0.03), transparent);
}
.danger-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 1.3rem;
}
.danger-item + .danger-item { border-top: 1px solid rgba(248, 113, 113, 0.15); }
.danger-item p { color: var(--text-3); font-size: 0.88rem; margin-top: 0.2rem; }
.danger-item .btn { white-space: nowrap; flex-shrink: 0; }

/* =========================================================================
   Back link
   ========================================================================= */

.back-link {
    display: inline-block;
    margin-bottom: 1.2rem;
    color: var(--text-2) !important;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.4rem 0;
    touch-action: manipulation;
    transition: color var(--t-fast);
}
.back-link:hover { color: var(--text-0) !important; }

/* =========================================================================
   Charts and maps
   ========================================================================= */

.chart-container {
    position: relative;
    height: 320px;
    margin-bottom: 1.5rem;
    padding: 1rem 1.2rem;
    background: linear-gradient(180deg, rgba(13, 13, 20, 0.6), rgba(7, 7, 12, 0.6));
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-sm);
}
.chart-container.chart-small { height: 240px; max-width: 340px; }
.chart-container.chart-tall { height: 560px; }

.map-container {
    height: 400px;
    border-radius: var(--r-lg);
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

/* =========================================================================
   Stats grid — the hero tiles on the Fleet tab
   ========================================================================= */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.85rem;
    margin-bottom: 1.5rem;
}
.stat-card {
    position: relative;
    background: linear-gradient(180deg, rgba(25, 25, 48, 0.7), rgba(13, 13, 20, 0.7));
    backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 1.3rem 1.15rem;
    text-align: left;
    overflow: hidden;
    transition: transform var(--t-fast) var(--ease),
                border-color var(--t-fast) var(--ease),
                box-shadow var(--t-med) var(--ease);
}
.stat-card::before {
    /* Faint accent glow in the corner */
    content: "";
    position: absolute;
    top: -40%;
    right: -40%;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(232, 33, 39, 0.14), transparent 60%);
    pointer-events: none;
    opacity: 0.6;
    transition: opacity var(--t-med);
}
.stat-card:hover {
    transform: translateY(-2px);
    border-color: rgba(232, 33, 39, 0.35);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(232, 33, 39, 0.1);
}
.stat-card:hover::before { opacity: 1; }
.stat-card .stat-value {
    position: relative;
    font-size: 1.85rem;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    background: linear-gradient(180deg, #ffffff 30%, #b0b0c0);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum" 1;
}
.stat-card .stat-label {
    position: relative;
    font-size: 0.82rem;
    color: var(--text-2);
    margin-top: 0.3rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 500;
}

/* =========================================================================
   Simple table (Fleet country list + SQL results)
   ========================================================================= */

.simple-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(13, 13, 20, 0.6);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    overflow: hidden;
    font-size: 0.92rem;
    box-shadow: var(--shadow-sm);
}
.simple-table th,
.simple-table td {
    padding: 0.65rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--divider);
    color: var(--text-1);
}
.simple-table th {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-0);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.simple-table tr:last-child td { border-bottom: none; }
.simple-table tr:hover td { background: rgba(255, 255, 255, 0.025); }

/* =========================================================================
   Fleet share toggle
   ========================================================================= */

.toggle-row {
    background: linear-gradient(180deg, rgba(19, 19, 32, 0.7), rgba(13, 13, 20, 0.7));
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 1rem 1.25rem;
    color: var(--text-1);
    cursor: pointer;
    transition: border-color var(--t-fast);
    display: flex;
    align-items: center;
    gap: 0.85rem;
}
.toggle-row:hover { border-color: var(--border-strong); }
.toggle-row input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    accent-color: var(--tesla-red);
    cursor: pointer;
}

/* =========================================================================
   Drive / charge item cards
   ========================================================================= */

.item-card {
    background: linear-gradient(180deg, rgba(19, 19, 32, 0.7), rgba(13, 13, 20, 0.7));
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 1.15rem 1.3rem;
    margin-bottom: 0.7rem;
    cursor: pointer;
    transition: transform var(--t-fast) var(--ease),
                border-color var(--t-fast) var(--ease),
                box-shadow var(--t-med) var(--ease);
    display: flex;
    justify-content: space-between;
    align-items: center;
    touch-action: manipulation;
}
.item-card:hover {
    transform: translateY(-1px);
    border-color: rgba(232, 33, 39, 0.4);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}
.item-card .item-main { font-weight: 600; font-size: 1.05rem; color: var(--text-0); }
.item-card .item-detail { color: var(--text-2); font-size: 0.9rem; }

/* =========================================================================
   Info box
   ========================================================================= */

.info-box {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.08), transparent 55%);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent-blue);
    border-radius: var(--r-md);
    padding: 1.1rem 1.35rem;
    margin-bottom: 1.4rem;
    font-size: 0.98rem;
    line-height: 1.65;
    color: var(--text-1);
}
.info-box p { margin-bottom: 0.5rem; }
.info-box p:last-child { margin-bottom: 0; }
.info-box ol, .info-box ul { margin: 0.5rem 0; padding-left: 1.3rem; }
.info-box li { margin-bottom: 0.45rem; }
.info-box code {
    background: rgba(255, 255, 255, 0.08);
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    font-size: 0.88rem;
    color: var(--accent-pink);
}

.info {
    color: var(--text-2);
    font-size: 0.92rem;
    line-height: 1.55;
    margin-top: 0.3rem;
}

/* =========================================================================
   Fleet SQL playground
   ========================================================================= */

.fleet-sql {
    margin-top: 2.2rem;
    background: linear-gradient(180deg, rgba(13, 13, 20, 0.5), rgba(7, 7, 12, 0.5));
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 1.1rem 1.4rem;
}
.fleet-sql summary {
    cursor: pointer;
    list-style: none;
    user-select: none;
}
.fleet-sql summary::-webkit-details-marker { display: none; }
.fleet-sql summary h3 { margin: 0; }
.fleet-sql summary h3::after {
    content: "▾";
    margin-left: auto;
    color: var(--text-3);
    transition: transform var(--t-med);
}
.fleet-sql[open] summary h3::after { transform: rotate(180deg); }
.fleet-sql textarea {
    background: rgba(7, 7, 12, 0.85);
    border: 1px solid var(--border);
    color: var(--text-0);
    padding: 1rem;
    border-radius: var(--r-md);
    font-size: 0.9rem;
    line-height: 1.5;
    min-height: 140px;
    resize: vertical;
    margin-top: 0.8rem;
}
.fleet-sql textarea:focus {
    outline: none;
    border-color: rgba(168, 85, 247, 0.5);
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.12);
}

/* =========================================================================
   Grafana status indicator on the Dashboard tab
   ========================================================================= */

#dashboard-status-indicator {
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

/* =========================================================================
   Responsive tweaks
   ========================================================================= */

@media (max-width: 870px) {
    /* Stack α / β sliders into separate rows so β doesn't clip */
    .pvs-slider {
        flex: 1 1 100%;
        min-width: 0;
    }
}

@media (max-width: 720px) {
    header { padding: 0.75rem 1rem; }
    header h1 { font-size: 1.15rem; }
    nav a { padding: 0.45rem 0.75rem; font-size: 0.9rem; }
    main { padding: 0 0.75rem; margin: 1.2rem auto; }
    .view { padding: 1.4rem 1.2rem; border-radius: var(--r-lg); }
    h2 { font-size: 1.5rem; margin-bottom: 1.2rem; }
    .stat-card .stat-value { font-size: 1.5rem; }
    .stats-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}

@media (max-width: 670px) {
    /* Bigger, more spaced nav buttons for phone */
    header { flex-direction: column; gap: 0.75rem; padding: 0.75rem 1rem 1rem; }
    nav { gap: 0.5rem 0.6rem; row-gap: 0.65rem; flex-wrap: wrap; justify-content: center; }
    nav a { padding: 0.6rem 1.2rem; font-size: 1rem; }
    nav button { margin-left: 0; padding: 0.6rem 1.2rem; font-size: 1rem; }

    /* Stack panel buttons vertically with more size and spacing */
    .slider-row {
        gap: 1.2rem;
        padding: 1rem 1.2rem;
    }
    .slider-row label {
        flex: 1 1 100%;
        font-size: 1rem;
        gap: 0.6rem;
    }
    .slider-row select {
        min-width: 0;
        flex: 1;
        padding: 0.7rem 2rem 0.7rem 0.9rem;
        font-size: 1rem;
    }

    /* Let formula wrap and sliders shrink to fit narrow screens */
    .pvs-formula {
        white-space: normal;
        word-break: break-all;
    }
    .pvs-slider {
        white-space: normal;
    }
    .pvs-slider input[type="range"] {
        min-width: 0;
    }
}

/* =========================================================================
   Loading overlay for chart rendering
   ========================================================================= */

.chart-loading-overlay {
    position: relative;
    min-height: 200px;
}
.chart-loading-overlay::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 18, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}
.chart-loading-overlay::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 36px;
    height: 36px;
    margin: -18px 0 0 -18px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent);
    border-radius: 50%;
    z-index: 11;
    animation: spinLoader 0.7s linear infinite;
}
@keyframes spinLoader {
    to { transform: rotate(360deg); }
}

/* =========================================================================
   Scrollbar (webkit — Chrome/Edge/Safari)
   ========================================================================= */

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--r-full);
    border: 2px solid transparent;
    background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.14); background-clip: padding-box; }

/* Firefox */
* { scrollbar-width: thin; scrollbar-color: rgba(255, 255, 255, 0.1) transparent; }

/* =========================================================================
   Motion: fade-in on view switch for a bit of polish
   ========================================================================= */

.view:not(.hidden) {
    animation: viewFade 0.35s var(--ease) both;
}
@keyframes viewFade {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}