/* ==========================================================================
   TRONK.Report — box-service redesign
   Dark · energetic consumer · ignition red → red-orange · Onest + Manrope
   ========================================================================== */

:root {
    color-scheme: dark;

    --font-ui: "Manrope", "Segoe UI", system-ui, sans-serif;
    --font-display: "Onest", "Manrope", sans-serif;

    /* base — deep midnight navy */
    --bg: #0a0d18;
    --bg-deep: #06080f;
    --surface: #11152480;
    --surface-solid: #121728;
    --surface-2: #161b2d;
    --surface-3: #1e2740;
    --elevate: #1a2138;

    --line: rgba(150, 170, 230, 0.12);
    --line-strong: rgba(150, 170, 230, 0.22);
    --line-faint: rgba(150, 170, 230, 0.06);

    --ink: #eef2fc;
    --ink-soft: #98a2c0;
    --ink-mute: #5f6889;

    /* brand — ignition red → warm red-orange; deep enough to keep white legible on fills */
    --brand: #ec1c2b;
    --brand-2: #ff4632;
    --brand-press: #cc1622;
    --brand-ink: #ff8a8f;
    --on-brand: #ffffff;
    --brand-soft: color-mix(in srgb, var(--brand) 14%, transparent);
    --brand-line: color-mix(in srgb, var(--brand) 42%, transparent);
    --grad: linear-gradient(120deg, var(--brand), var(--brand-2));
    --grad-soft: linear-gradient(120deg, color-mix(in srgb, var(--brand) 18%, transparent), color-mix(in srgb, var(--brand-2) 16%, transparent));

    /* semaphore */
    --ok: #1fd18a;
    --ok-soft: rgba(31, 209, 138, 0.14);
    --caution: #ffb02e;
    --caution-soft: rgba(255, 176, 46, 0.14);
    --stop: #ff5a5f;
    --stop-soft: rgba(255, 90, 95, 0.14);
    --info: #38b6ff;
    --info-soft: rgba(56, 182, 255, 0.14);

    --hover: rgba(150, 170, 230, 0.06);
    --shadow: 0 1px 2px rgba(0,0,0,0.4), 0 18px 40px -22px rgba(0,0,0,0.9);
    --shadow-pop: 0 30px 70px -24px rgba(0,0,0,0.95);
    --glow: 0 14px 44px -10px color-mix(in srgb, var(--brand) 50%, transparent);

    --r-xs: 7px;
    --r-sm: 11px;
    --r-md: 16px;
    --r-lg: 24px;
    --r-xl: 32px;

    --shell: 1240px;
    --gutter: clamp(16px, 4vw, 44px);

    --ease: cubic-bezier(.2, .7, .2, 1);
    --ease-back: cubic-bezier(.34, 1.4, .5, 1);
}

:root[data-theme="light"] {
    color-scheme: light;
    --bg: #eef1f8;
    --bg-deep: #e4e8f3;
    --surface: #ffffffcc;
    --surface-solid: #ffffff;
    --surface-2: #f4f6fc;
    --surface-3: #e9edf7;
    --elevate: #ffffff;

    --line: rgba(20, 30, 60, 0.12);
    --line-strong: rgba(20, 30, 60, 0.2);
    --line-faint: rgba(20, 30, 60, 0.05);

    --ink: #111729;
    --ink-soft: #4f5874;
    --ink-mute: #8b93ac;

    --brand-ink: #cc1622;
    --hover: rgba(20, 30, 60, 0.04);
    --shadow: 0 1px 2px rgba(20,30,60,0.06), 0 16px 36px -22px rgba(20,30,60,0.4);
    --shadow-pop: 0 30px 64px -24px rgba(20,30,60,0.4);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    margin: 0;
    padding-bottom: 92px;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font-ui);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; color: inherit; }
a { color: inherit; text-decoration: none; }
input, textarea, select { font: inherit; color: inherit; }

/* ambient energy field */
.grid-field {
    position: fixed; inset: 0; z-index: 0; pointer-events: none;
    opacity: var(--grid-opacity, 1);
    background:
        radial-gradient(900px 520px at 88% -6%, color-mix(in srgb, var(--brand-2) 18%, transparent), transparent 60%),
        radial-gradient(820px 520px at 2% 2%, color-mix(in srgb, var(--brand) 16%, transparent), transparent 58%),
        radial-gradient(600px 400px at 60% 108%, color-mix(in srgb, var(--brand) 9%, transparent), transparent 60%);
}

/* ---------- typography ---------- */
.kicker {
    display: inline-flex; align-items: flex-start; gap: 9px;
    font-family: var(--font-ui);
    font-size: 12px; font-weight: 800;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--brand-ink);
    line-height: 1.5;
}
.kicker > span:last-child { white-space: normal; }
.kicker__idx {
    flex: none;
    display: inline-grid; place-items: center;
    min-width: 22px; height: 22px; padding: 0 6px;
    border-radius: 999px; background: var(--brand-soft);
    color: var(--brand-ink); font-size: 11px;
}
.kicker--mute { color: var(--ink-mute); }

.h-display { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: clamp(2.6rem, 6vw, 5.2rem); line-height: 0.98; letter-spacing: -0.03em; text-wrap: balance; }
.h1 { margin: 0; font-family: var(--font-display); font-weight: 700; font-size: clamp(1.9rem, 3.6vw, 3rem); line-height: 1.04; letter-spacing: -0.025em; text-wrap: balance; }
.h2 { margin: 0; font-family: var(--font-display); font-weight: 700; font-size: clamp(1.5rem, 2.6vw, 2.3rem); line-height: 1.08; letter-spacing: -0.02em; text-wrap: balance; }
.h3 { margin: 0; font-family: var(--font-ui); font-weight: 800; font-size: 1.18rem; line-height: 1.2; letter-spacing: -0.01em; }
.lead { margin: 0; color: var(--ink-soft); font-size: clamp(1.05rem, 1.3vw, 1.28rem); line-height: 1.6; text-wrap: pretty; }
.copy { margin: 0; color: var(--ink-soft); line-height: 1.65; text-wrap: pretty; }
.micro { margin: 0; color: var(--ink-mute); font-size: 0.85rem; line-height: 1.5; }
.tnum { font-variant-numeric: tabular-nums; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- layout ---------- */
.shell { width: min(var(--shell), calc(100% - var(--gutter) * 2)); margin-inline: auto; }
.stack { display: grid; }

.card {
    position: relative;
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    background: var(--surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
}
.card--solid { background: var(--surface-solid); backdrop-filter: none; -webkit-backdrop-filter: none; }
.card--2 { background: var(--surface-2); }
.card--pad { padding: clamp(20px, 2.6vw, 32px); }
.card--glow { box-shadow: var(--shadow), var(--glow); border-color: var(--brand-line); }

/* gradient hairline top accent */
.card--accent::before {
    content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
    border-radius: var(--r-lg) var(--r-lg) 0 0;
    background: var(--grad); opacity: .9;
}

/* ---------- buttons ---------- */
.btn {
    position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 9px;
    min-height: 50px; padding: 0 24px;
    border: 1px solid transparent; border-radius: 999px;
    font-family: var(--font-ui); font-weight: 800; font-size: 0.98rem; letter-spacing: -0.01em;
    white-space: nowrap; overflow: hidden;
    transition: transform .16s var(--ease-back), box-shadow .2s var(--ease), background .2s, border-color .2s, color .2s;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn--brand { background: var(--grad); color: var(--on-brand); box-shadow: var(--glow); text-shadow: 0 1px 1px rgba(0,0,0,0.22); }
.btn--brand:hover { transform: translateY(-2px); box-shadow: 0 20px 52px -12px color-mix(in srgb, var(--brand) 62%, transparent); }
.btn--ghost { background: transparent; border-color: var(--line-strong); color: var(--ink); }
.btn--ghost:hover { border-color: var(--brand-line); background: var(--brand-soft); color: var(--ink); transform: translateY(-2px); }
.btn--solid { background: var(--surface-3); border-color: var(--line); color: var(--ink); }
.btn--solid:hover { background: var(--elevate); border-color: var(--line-strong); transform: translateY(-2px); }
.btn--lg { min-height: 58px; padding: 0 30px; font-size: 1.06rem; }
.btn--sm { min-height: 40px; padding: 0 16px; font-size: 0.86rem; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .5; pointer-events: none; }
.btn__sheen { position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,0.25) 50%, transparent 70%); transform: translateX(-130%); }
.btn--brand:hover .btn__sheen { transform: translateX(130%); transition: transform .7s var(--ease); }

/* ---------- fields ---------- */
.field { display: grid; gap: 7px; }
.field__label { font-size: 12px; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-mute); }
.input, .select, .textarea {
    width: 100%; min-height: 50px; padding: 13px 15px;
    border: 1px solid var(--line-strong); border-radius: var(--r-sm);
    background: var(--bg-deep); color: var(--ink);
    transition: border-color .16s, box-shadow .16s, background .16s;
}
.input::placeholder, .textarea::placeholder { color: var(--ink-mute); }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--brand-line); box-shadow: 0 0 0 4px var(--brand-soft); }
.textarea { min-height: 104px; resize: vertical; line-height: 1.55; }
.select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--ink-soft) 50%), linear-gradient(135deg, var(--ink-soft) 50%, transparent 50%);
    background-position: calc(100% - 18px) center, calc(100% - 13px) center;
    background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 38px;
}

/* ---------- chips / badges ---------- */
.chip {
    display: inline-flex; align-items: center; gap: 7px;
    min-height: 30px; padding: 0 13px;
    border: 1px solid var(--line); border-radius: 999px;
    font-size: 12.5px; font-weight: 700; color: var(--ink-soft);
    background: var(--surface-2); white-space: nowrap;
}
.chip--brand { color: var(--brand-ink); border-color: var(--brand-line); background: var(--brand-soft); }

.badge {
    display: inline-flex; align-items: center; gap: 7px;
    min-height: 30px; padding: 0 12px; border-radius: 999px;
    font-size: 12px; font-weight: 800; letter-spacing: 0.02em;
    border: 1px solid var(--line); white-space: nowrap;
}
.badge--ok { color: var(--ok); border-color: rgba(31,209,138,0.34); background: var(--ok-soft); }
.badge--caution { color: var(--caution); border-color: rgba(255,176,46,0.34); background: var(--caution-soft); }
.badge--stop { color: var(--stop); border-color: rgba(255,90,95,0.34); background: var(--stop-soft); }
.badge--info { color: var(--info); border-color: rgba(56,182,255,0.34); background: var(--info-soft); }
.badge--neutral { color: var(--ink-soft); }

.led { width: 8px; height: 8px; border-radius: 999px; flex: none; }
.led--ok { background: var(--ok); box-shadow: 0 0 0 4px var(--ok-soft); }
.led--caution { background: var(--caution); box-shadow: 0 0 0 4px var(--caution-soft); }
.led--stop { background: var(--stop); box-shadow: 0 0 0 4px var(--stop-soft); }
.led--info { background: var(--info); box-shadow: 0 0 0 4px var(--info-soft); }
.led--idle { background: var(--ink-mute); }
.led--pulse { animation: ledpulse 1.4s var(--ease) infinite; }
@keyframes ledpulse { 0%,100% { box-shadow: 0 0 0 0 var(--caution-soft); } 50% { box-shadow: 0 0 0 7px transparent; } }

/* leader row */
.row-lead { display: flex; align-items: baseline; gap: 10px; }
.row-lead__k { color: var(--ink-soft); }
.row-lead__fill { flex: 1; border-bottom: 1px dashed var(--line-strong); transform: translateY(-3px); }
.row-lead__v { color: var(--ink); font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }

.rule { height: 1px; background: var(--line); border: 0; margin: 0; }

/* check list */
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 32px; color: var(--ink-soft); line-height: 1.5; }
.checks li::before {
    content: ""; position: absolute; left: 0; top: 2px; width: 20px; height: 20px; border-radius: 999px;
    background: var(--brand-soft);
}
.checks li::after {
    content: ""; position: absolute; left: 6px; top: 7px; width: 8px; height: 5px;
    border-left: 2px solid var(--brand-ink); border-bottom: 2px solid var(--brand-ink); transform: rotate(-45deg);
}

/* scrollbars */
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 999px; border: 3px solid var(--bg); }
::-webkit-scrollbar-track { background: transparent; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
[hidden] { display: none !important; }

/* ---------- motion utilities ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .07s; }
.reveal[data-d="2"] { transition-delay: .14s; }
.reveal[data-d="3"] { transition-delay: .21s; }
.reveal[data-d="4"] { transition-delay: .28s; }
.reveal[data-d="5"] { transition-delay: .35s; }

.screen { position: relative; z-index: 1; animation: screen-in .55s var(--ease); }
@keyframes screen-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.section { padding-block: clamp(44px, 6.5vw, 96px); }

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
    .reveal { opacity: 1; transform: none; }
}