/* =========================================================
   One Tracks Lab — Design System
   ========================================================= */

:root {
    /* Brand palette derived from logo gradient */
    --clr-primary: #1E90FF;
    --clr-primary-dark: #0A5CFF;
    --clr-accent: #00D4FF;
    --clr-accent-soft: #7FDBFF;

    --clr-bg: #070B14;
    --clr-bg-2: #0A0E1A;
    --clr-surface: #10151F;
    --clr-surface-2: #161D2B;
    --clr-line: #1E2839;
    --clr-line-soft: #18202E;

    --clr-text: #F0F4FF;
    --clr-text-dim: #A7B2C7;
    --clr-muted: #64708A;

    --gradient-brand: linear-gradient(135deg, #1E90FF 0%, #00D4FF 100%);
    --gradient-brand-soft: linear-gradient(135deg, rgba(30, 144, 255, 0.15) 0%, rgba(0, 212, 255, 0.08) 100%);
    --gradient-glow: radial-gradient(circle at center, rgba(30, 144, 255, 0.28), transparent 70%);

    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 22px;
    --radius-xl: 32px;

    --max-width: 1360px;
    --gutter: clamp(20px, 4vw, 48px);
    --header-h: 84px;

    --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-serif: 'Instrument Serif', Georgia, serif;

    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

    color-scheme: dark;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: auto;
}

body {
    min-height: 100vh;
    background: var(--clr-bg);
    color: var(--clr-text);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.55;
    font-weight: 400;
    overflow-x: hidden;
    text-rendering: optimizeLegibility;
}

img,
svg,
video {
    display: block;
    max-width: 100%;
    height: auto;
}

button,
input,
select,
textarea {
    font: inherit;
    color: inherit;
}

button {
    background: none;
    border: none;
    cursor: pointer;
}

a {
    color: inherit;
    text-decoration: none;
}

ul,
ol {
    list-style: none;
}

::selection {
    background: var(--clr-accent);
    color: var(--clr-bg);
}

/* ---------- Grain overlay ---------- */
.grain {
    position: fixed;
    inset: 0;
    z-index: 9998;
    pointer-events: none;
    opacity: 0.05;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Custom cursor ---------- */
.cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 32px;
    height: 32px;
    border: 1.5px solid var(--clr-accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
    transition: width 0.3s var(--ease-out), height 0.3s var(--ease-out), background 0.3s var(--ease-out);
    will-change: transform;
}

.cursor span {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 4px;
    height: 4px;
    background: var(--clr-accent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.cursor.is-hover {
    width: 72px;
    height: 72px;
    background: var(--clr-accent);
    border-color: transparent;
}

.cursor.is-hover span {
    background: var(--clr-bg);
}

@media (hover: none) {
    .cursor {
        display: none;
    }
}

/* ---------- Skip link ---------- */
.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    padding: 12px 18px;
    background: var(--clr-text);
    color: var(--clr-bg);
    border-radius: var(--radius-sm);
    z-index: 10000;
    transform: translateY(-200%);
    transition: transform 0.3s var(--ease-out);
    font-weight: 600;
    font-size: 0.85rem;
}

.skip-link:focus {
    transform: translateY(0);
}

/* ---------- Layout ---------- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--gutter);
}

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: transform 0.4s var(--ease-out), background 0.4s var(--ease-out), backdrop-filter 0.4s var(--ease-out), border-color 0.4s var(--ease-out);
    border-bottom: 1px solid transparent;
}

.is-scrolled .site-header {
    background: rgba(7, 11, 20, 0.72);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    border-bottom-color: var(--clr-line-soft);
}

.header-inner {
    max-width: var(--max-width);
    margin-inline: auto;
    padding: 0 var(--gutter);
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

/* Brand */
.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.brand-mark {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.brand-mark svg {
    width: 100%;
    height: 100%;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
    font-size: 1rem;
    font-weight: 700;
}

.brand-line {
    display: block;
}

.brand-sub {
    display: block;
    font-size: 0.5rem;
    letter-spacing: 0.34em;
    color: var(--clr-muted);
    margin-top: 4px;
    font-weight: 500;
}

/* Primary nav */
.primary-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.primary-nav a {
    position: relative;
    padding: 10px 16px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--clr-text-dim);
    border-radius: 99px;
    transition: color 0.25s var(--ease-out), background 0.25s var(--ease-out);
}

.primary-nav a:hover {
    color: var(--clr-text);
    background: var(--clr-surface);
}

.primary-nav a[aria-current="page"] {
    color: var(--clr-text);
    background: var(--clr-surface);
}

.primary-nav a[aria-current="page"]::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--clr-accent);
    transform: translateX(-50%);
}

/* Header CTA */
.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 11px 22px;
    font-size: 0.85rem;
    font-weight: 600;
    background: var(--gradient-brand);
    color: var(--clr-bg);
    border-radius: 99px;
    transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
    box-shadow: 0 0 0 0 rgba(30, 144, 255, 0);
    white-space: nowrap;
}

.header-cta:hover {
    box-shadow: 0 8px 30px rgba(30, 144, 255, 0.35);
}

.header-cta .arrow {
    font-size: 1rem;
    transition: transform 0.3s var(--ease-out);
}

.header-cta:hover .arrow {
    transform: translate(2px, -2px);
}

/* Menu toggle */
.menu-toggle {
    display: none;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--clr-text);
    border: 1px solid var(--clr-line);
    border-radius: 99px;
    background: var(--clr-surface);
}

.menu-toggle-icon {
    position: relative;
    width: 18px;
    height: 12px;
    display: inline-block;
}

.menu-toggle-icon i {
    position: absolute;
    left: 0;
    right: 0;
    height: 1.5px;
    background: currentColor;
    border-radius: 2px;
    transition: transform 0.3s var(--ease-out), top 0.3s var(--ease-out);
}

.menu-toggle-icon i:nth-child(1) {
    top: 0;
}

.menu-toggle-icon i:nth-child(2) {
    bottom: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon i:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon i:nth-child(2) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
}

/* =========================================================
   MAIN / SMOOTH
   ========================================================= */
#smooth-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
}

#smooth-content {
    will-change: transform;
}

main[data-route] {
    padding-top: var(--header-h);
    min-height: 60vh;
    outline: none;
}

/* =========================================================
   TYPOGRAPHY
   ========================================================= */
h1,
h2,
h3,
h4 {
    font-family: var(--font-sans);
    font-weight: 700;
    letter-spacing: -0.035em;
    line-height: 0.98;
    color: var(--clr-text);
}

h1 {
    font-size: clamp(2.6rem, 8vw, 6.8rem);
    font-weight: 800;
    letter-spacing: -0.05em;
}

h2 {
    font-size: clamp(1.9rem, 4.4vw, 3.6rem);
    letter-spacing: -0.04em;
}

h3 {
    font-size: clamp(1.2rem, 2vw, 1.55rem);
    line-height: 1.15;
    letter-spacing: -0.025em;
}

h4 {
    font-size: 1rem;
}

p {
    color: var(--clr-text-dim);
}

em {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
}

.lead {
    font-size: clamp(1.05rem, 1.3vw, 1.22rem);
    color: var(--clr-text-dim);
    max-width: 58ch;
    line-height: 1.6;
}

.small {
    font-size: 0.82rem;
}

.muted {
    color: var(--clr-muted);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--clr-accent);
    margin-bottom: 24px;
}

.eyebrow::before {
    content: '';
    width: 22px;
    height: 1px;
    background: var(--clr-accent);
}

.section {
    padding-block: clamp(70px, 10vw, 130px);
}

.section-tinted {
    background: var(--clr-bg-2);
    border-block: 1px solid var(--clr-line-soft);
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 26px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 99px;
    text-decoration: none;
    transition: transform 0.3s var(--ease-out), background 0.3s var(--ease-out), color 0.3s var(--ease-out), border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    border: 1px solid transparent;
    cursor: pointer;
}

.btn .arrow {
    font-size: 1rem;
    transition: transform 0.3s var(--ease-out);
}

.btn:hover .arrow {
    transform: translate(3px, -3px);
}

.btn-primary {
    background: var(--gradient-brand);
    color: var(--clr-bg);
    box-shadow: 0 8px 24px rgba(30, 144, 255, 0.22);
}

.btn-primary:hover {
    box-shadow: 0 14px 40px rgba(0, 212, 255, 0.4);
}

.btn-ghost {
    color: var(--clr-text);
    border-color: var(--clr-line);
    background: transparent;
}

.btn-ghost:hover {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
}

.btn-light {
    background: #F0F4FF;
    color: #0A0E1A;
}

.btn-light:hover {
    background: #fff;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Text link */
.tlink {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--clr-text);
    position: relative;
    padding-bottom: 3px;
}

.tlink::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--clr-accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s var(--ease-out);
}

.tlink:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.tlink:hover {
    color: var(--clr-accent);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
    position: relative;
    min-height: calc(100vh - var(--header-h));
    display: grid;
    grid-template-columns: 1.08fr 1fr;
    align-items: center;
    gap: 40px;
    padding: clamp(40px, 6vw, 80px) var(--gutter) clamp(60px, 8vw, 100px);
    max-width: var(--max-width);
    margin-inline: auto;
}

.hero-copy {
    position: relative;
    z-index: 1;
}

.hero h1 {
    margin-bottom: 28px;
}

.hero h1 .grad {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.hero .lead {
    margin-bottom: 36px;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 34px;
}

.hero-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.82rem;
    color: var(--clr-muted);
}

.hero-meta .dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--clr-accent);
    box-shadow: 0 0 12px var(--clr-accent);
    margin-right: 8px;
    animation: pulse 2.4s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

.hero-meta .sep {
    width: 1px;
    height: 14px;
    background: var(--clr-line);
}

/* Hero artwork */
.hero-art {
    position: relative;
    aspect-ratio: 1/1;
    display: flex;
    align-items: center;
    justify-content: center;
    isolation: isolate;
}

.hero-art::before {
    content: '';
    position: absolute;
    inset: -10%;
    z-index: -2;
    background: var(--gradient-glow);
}

.orbit {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(30, 144, 255, 0.15);
    border-radius: 50%;
    z-index: -1;
}

.orbit-one {
    transform: rotate(-22deg) scale(0.86, 0.55);
}

.orbit-two {
    transform: rotate(38deg) scale(0.72, 0.9);
    border-color: rgba(0, 212, 255, 0.12);
}

.studio-window {
    width: 92%;
    border: 1px solid var(--clr-line);
    border-radius: var(--radius-lg);
    background: linear-gradient(160deg, var(--clr-surface-2) 0%, var(--clr-surface) 100%);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.03);
    overflow: hidden;
    transform: rotate(-3deg);
}

.window-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--clr-line-soft);
    font-size: 0.62rem;
    color: var(--clr-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.window-dots {
    display: flex;
    gap: 6px;
}

.window-dots i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--clr-line);
}

.window-dots i:nth-child(1) {
    background: #ff5f57;
}

.window-dots i:nth-child(2) {
    background: #febc2e;
}

.window-dots i:nth-child(3) {
    background: #28c840;
}

.window-bar .label {
    margin-left: 6px;
}

.window-bar .arrow {
    margin-left: auto;
    color: var(--clr-accent);
}

.workspace {
    display: flex;
}

.workspace-sidebar {
    width: 52px;
    flex-shrink: 0;
    border-right: 1px solid var(--clr-line-soft);
    padding: 18px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}

.workspace-sidebar .mini-logo {
    width: 22px;
    height: 22px;
    display: grid;
    place-items: center;
    border-radius: 6px;
    background: var(--gradient-brand);
    color: var(--clr-bg);
    font-size: 0.7rem;
    font-weight: 800;
}

.workspace-sidebar i {
    width: 14px;
    height: 14px;
    border: 1.5px solid var(--clr-line);
    border-radius: 4px;
}

.workspace-sidebar i.active {
    background: var(--clr-accent);
    border-color: var(--clr-accent);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
}

.workspace-main {
    flex: 1;
    padding: 22px;
    min-width: 0;
}

.workspace-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.72rem;
    color: var(--clr-muted);
    margin-bottom: 18px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.tiny-badge {
    font-size: 0.58rem;
    padding: 4px 10px;
    border: 1px solid var(--clr-accent);
    color: var(--clr-accent);
    border-radius: 99px;
    letter-spacing: 0.14em;
}

.workspace-banner {
    position: relative;
    padding: 26px 22px;
    border-radius: var(--radius);
    background: var(--gradient-brand);
    color: var(--clr-bg);
    overflow: hidden;
    margin-bottom: 14px;
}

.workspace-banner .kicker {
    display: block;
    font-size: 0.55rem;
    letter-spacing: 0.24em;
    font-weight: 700;
    margin-bottom: 12px;
    opacity: 0.85;
}

.workspace-banner strong {
    display: block;
    font-size: clamp(1.4rem, 2.6vw, 2rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.02;
}

.workspace-banner .banner-arrow {
    position: absolute;
    right: 12px;
    bottom: -8px;
    font-size: 5.5rem;
    line-height: 1;
    opacity: 0.28;
    font-weight: 200;
}

.workspace-tiles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.workspace-tiles>div {
    padding: 14px;
    background: var(--clr-bg-2);
    border: 1px solid var(--clr-line-soft);
    border-radius: var(--radius-sm);
    font-size: 0.68rem;
    color: var(--clr-text-dim);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tile-icon {
    color: var(--clr-accent);
    font-size: 1.1rem;
}

.code-lines {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 18px;
}

.code-lines i {
    display: block;
    height: 5px;
    border-radius: 3px;
    background: var(--clr-line);
}

.code-lines i:nth-child(1) {
    width: 72%;
    background: linear-gradient(90deg, var(--clr-primary), transparent);
}

.code-lines i:nth-child(2) {
    width: 48%;
}

.code-lines i:nth-child(3) {
    width: 62%;
}

.floating-note {
    position: absolute;
    right: -10px;
    bottom: 30px;
    padding: 14px 20px;
    background: var(--clr-text);
    color: var(--clr-bg);
    border-radius: var(--radius);
    font-size: 0.78rem;
    font-weight: 600;
    line-height: 1.35;
    transform: rotate(6deg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    z-index: 2;
}

.floating-note span {
    color: var(--clr-primary);
    margin-right: 6px;
}

.art-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--clr-muted);
}

/* =========================================================
   CAPABILITY MARQUEE
   ========================================================= */
.capability-strip {
    border-block: 1px solid var(--clr-line-soft);
    background: var(--clr-bg-2);
    padding-block: 26px;
    overflow: hidden;
    position: relative;
}

.capability-strip__track {
    display: flex;
    gap: 60px;
    white-space: nowrap;
    will-change: transform;
}

.capability-strip__track span {
    display: inline-flex;
    align-items: center;
    gap: 60px;
    font-size: clamp(1rem, 1.6vw, 1.35rem);
    font-weight: 500;
    color: var(--clr-text-dim);
    letter-spacing: -0.01em;
}

.capability-strip__track span i {
    color: var(--clr-accent);
    font-style: normal;
    font-size: 0.9em;
}

/* =========================================================
   SECTION HEADINGS
   ========================================================= */
.section-heading {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: end;
    gap: 40px;
    margin-bottom: 60px;
}

.section-heading h2 {
    margin: 0;
}

.section-heading p {
    max-width: 44ch;
    font-size: 0.95rem;
    color: var(--clr-text-dim);
}

/* =========================================================
   CARDS
   ========================================================= */
.grid {
    display: grid;
    gap: 20px;
}

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
    position: relative;
    padding: 34px 30px;
    background: var(--clr-surface);
    border: 1px solid var(--clr-line-soft);
    border-radius: var(--radius-lg);
    transition: border-color 0.35s var(--ease-out), transform 0.35s var(--ease-out), background 0.35s var(--ease-out);
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 50%), rgba(30, 144, 255, 0.09), transparent 60%);
    opacity: 0;
    transition: opacity 0.35s var(--ease-out);
    pointer-events: none;
}

.card:hover {
    border-color: var(--clr-line);
    background: var(--clr-surface-2);
    transform: translateY(-4px);
}

.card:hover::before {
    opacity: 1;
}

.card-number {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--clr-accent);
    margin-bottom: 28px;
}

.service-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-height: 340px;
}

.service-card h3 {
    margin: 0;
}

.service-card p {
    font-size: 0.95rem;
    margin: 0;
}

.service-card .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
    padding-top: 10px;
}

.service-card .tags li {
    font-size: 0.72rem;
    padding: 6px 12px;
    border: 1px solid var(--clr-line);
    border-radius: 99px;
    color: var(--clr-text-dim);
}

.service-card .tlink {
    margin-top: 14px;
    align-self: flex-start;
}

.principle-card {
    padding: 34px;
    background: var(--clr-surface);
    border: 1px solid var(--clr-line-soft);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: 18px;
    transition: border-color 0.3s var(--ease-out);
}

.principle-card:hover {
    border-color: var(--clr-line);
}

.principle-card h3 {
    margin: 0;
}

.principle-card p {
    margin: 0;
    font-size: 0.94rem;
}

/* =========================================================
   STEPS
   ========================================================= */
.steps {
    display: flex;
    flex-direction: column;
}

.steps li {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 24px;
    padding: 30px 0;
    border-bottom: 1px solid var(--clr-line-soft);
    align-items: start;
}

.steps li:first-child {
    padding-top: 0;
}

.steps li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.step-number {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    color: var(--clr-accent);
    line-height: 1;
    padding-top: 4px;
}

.steps h3 {
    margin-bottom: 10px;
}

.steps p {
    margin: 0;
    font-size: 0.95rem;
}

/* =========================================================
   SPLIT SECTION
   ========================================================= */
.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 7vw, 100px);
    align-items: center;
}

.split>* {
    min-width: 0;
}

/* =========================================================
   FAQ
   ========================================================= */
.faq {
    max-width: 900px;
}

.faq details {
    border-bottom: 1px solid var(--clr-line-soft);
    transition: border-color 0.3s var(--ease-out);
}

.faq details[open] {
    border-color: var(--clr-accent);
}

.faq summary {
    list-style: none;
    cursor: pointer;
    padding: 26px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    font-weight: 600;
    color: var(--clr-text);
    transition: color 0.25s var(--ease-out);
}

.faq summary::-webkit-details-marker {
    display: none;
}

.faq summary::after {
    content: '+';
    font-size: 1.6rem;
    font-weight: 300;
    color: var(--clr-accent);
    transition: transform 0.35s var(--ease-out);
    line-height: 1;
}

.faq details[open] summary::after {
    transform: rotate(45deg);
}

.faq summary:hover {
    color: var(--clr-accent);
}

.faq .faq-answer {
    padding: 0 0 26px;
    max-width: 72ch;
}

.faq .faq-answer p {
    font-size: 0.96rem;
}

/* =========================================================
   CTA PANEL
   ========================================================= */
.cta-panel {
    position: relative;
    padding: clamp(40px, 6vw, 80px);
    border-radius: var(--radius-xl);
    background: var(--gradient-brand);
    color: var(--clr-bg);
    display: grid;
    grid-template-columns: 1.4fr auto;
    gap: 40px;
    align-items: center;
    overflow: hidden;
}

.cta-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 90% 100%, rgba(255, 255, 255, 0.28), transparent 50%);
    pointer-events: none;
}

.cta-panel h2 {
    color: var(--clr-bg);
    margin-bottom: 16px;
    position: relative;
}

.cta-panel p {
    color: rgba(7, 11, 20, 0.78);
    max-width: 46ch;
    font-size: 1rem;
    margin: 0;
    position: relative;
}

.cta-panel .btn {
    position: relative;
}

/* =========================================================
   PAGE INTRO
   ========================================================= */
.page-intro {
    padding: clamp(50px, 8vw, 110px) 0 clamp(40px, 6vw, 80px);
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--gutter);
}

.page-intro h1 {
    margin-bottom: 26px;
    max-width: 15ch;
}

/* =========================================================
   SERVICE DETAIL
   ========================================================= */
.service-detail {
    display: grid;
    grid-template-columns: 70px 1fr auto;
    gap: 40px;
    padding: 46px 0;
    border-top: 1px solid var(--clr-line-soft);
    align-items: start;
}

.service-detail:last-child {
    border-bottom: 1px solid var(--clr-line-soft);
}

.service-detail h2 {
    margin: 0 0 16px;
    font-size: clamp(1.5rem, 2.6vw, 2.2rem);
}

.service-detail p {
    max-width: 62ch;
    margin-bottom: 18px;
}

.service-detail .card-number {
    margin: 0;
    padding-top: 8px;
}

.service-detail .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.service-detail .tags li {
    font-size: 0.72rem;
    padding: 6px 12px;
    border: 1px solid var(--clr-line);
    border-radius: 99px;
    color: var(--clr-text-dim);
}

/* =========================================================
   STATEMENT / ABOUT ART
   ========================================================= */
.statement {
    padding: 46px;
    background: var(--clr-surface);
    border: 1px solid var(--clr-line-soft);
    border-radius: var(--radius-lg);
}

.statement .symbol {
    font-size: 4rem;
    line-height: 1;
    color: var(--clr-accent);
    display: block;
    margin-bottom: 40px;
}

.statement h2 {
    margin-bottom: 24px;
}

.statement p {
    margin: 0;
    font-size: 1rem;
}

.about-art {
    padding: 40px;
    min-height: 460px;
    background: linear-gradient(150deg, #0E1420 0%, #0A0E1A 100%);
    border: 1px solid var(--clr-line-soft);
    border-radius: var(--radius-lg);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}

.about-art::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-brand-soft);
    pointer-events: none;
}

.about-art .art-top,
.about-art .art-bottom {
    position: relative;
    font-size: 0.66rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--clr-muted);
}

.about-art strong {
    position: relative;
    font-size: clamp(2.2rem, 4.5vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1.02;
}

.about-art strong em {
    color: var(--clr-accent);
}

/* =========================================================
   LOCATION PANEL
   ========================================================= */
.location-panel {
    display: grid;
    grid-template-columns: 1.4fr auto;
    gap: 40px;
    align-items: center;
    padding: 50px 0;
    border-block: 1px solid var(--clr-line-soft);
}

.location-panel h2 {
    margin-bottom: 14px;
}

.location-panel p {
    margin: 0;
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: clamp(40px, 7vw, 90px);
    align-items: start;
}

.contact-aside h2 {
    margin-bottom: 22px;
    font-size: clamp(1.5rem, 2.4vw, 2rem);
}

.contact-aside p {
    margin-bottom: 24px;
}

.contact-fact {
    padding: 24px 0;
    border-top: 1px solid var(--clr-line-soft);
}

.contact-fact:last-of-type {
    border-bottom: 1px solid var(--clr-line-soft);
}

.contact-fact .eyebrow {
    margin-bottom: 12px;
}

.contact-fact address {
    color: var(--clr-text);
    font-style: normal;
    font-size: 0.95rem;
}

.contact-fact p {
    font-size: 0.92rem;
    margin: 0;
}

.contact-form {
    padding: clamp(28px, 4vw, 46px);
    background: var(--clr-surface);
    border: 1px solid var(--clr-line-soft);
    border-radius: var(--radius-lg);
}

.contact-form h2 {
    font-size: clamp(1.3rem, 2vw, 1.6rem);
    margin-bottom: 8px;
}

.contact-form>p.small {
    margin-bottom: 30px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
    min-width: 0;
}

.field label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--clr-text-dim);
    letter-spacing: 0.02em;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    min-width: 0;
    padding: 14px 16px;
    background: var(--clr-bg-2);
    color: var(--clr-text);
    border: 1px solid var(--clr-line);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    transition: border-color 0.25s var(--ease-out), background 0.25s var(--ease-out);
    -webkit-appearance: none;
    appearance: none;
}

.field textarea {
    resize: vertical;
    min-height: 160px;
    font-family: inherit;
}

.field select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2364708A' stroke-width='1.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 42px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--clr-accent);
    background: var(--clr-bg);
}

.field input:invalid:not(:placeholder-shown) {
    border-color: #E05252;
}

.consent {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin: 8px 0 26px;
    font-size: 0.82rem;
    color: var(--clr-text-dim);
    cursor: pointer;
}

.consent input {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 2px;
    accent-color: var(--clr-accent);
}

.consent a {
    color: var(--clr-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.form-status {
    margin-top: 20px;
    font-size: 0.9rem;
    min-height: 1.2em;
}

.form-status:empty {
    display: none;
}

.form-status[data-state="success"] {
    color: #7FEAA0;
}

.form-status[data-state="error"] {
    color: #FF9A9A;
}

.form-status[data-state="pending"] {
    color: var(--clr-accent);
}

.form-alert {
    padding: 18px;
    margin-bottom: 24px;
    background: rgba(224, 82, 82, 0.08);
    border: 1px solid rgba(224, 82, 82, 0.35);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
}

.form-alert p {
    color: #FF9A9A;
    margin: 0 0 8px;
    font-weight: 600;
}

.form-alert ul {
    padding-left: 18px;
    color: #FF9A9A;
}

.form-alert li {
    list-style: disc;
}

/* =========================================================
   LEGAL
   ========================================================= */
.legal-copy {
    max-width: 780px;
}

.legal-copy h2 {
    font-size: 1.35rem;
    margin: 42px 0 14px;
}

.legal-copy h2:first-of-type {
    margin-top: 20px;
}

.legal-copy p {
    font-size: 0.96rem;
}

.notice {
    padding: 20px 24px;
    background: rgba(255, 184, 77, 0.08);
    border: 1px solid rgba(255, 184, 77, 0.35);
    border-radius: var(--radius);
    color: #FFD79A;
    font-size: 0.9rem;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
    margin-top: 60px;
    border-top: 1px solid var(--clr-line-soft);
    background: var(--clr-bg-2);
}

.footer-inner {
    max-width: var(--max-width);
    margin-inline: auto;
    padding: clamp(60px, 8vw, 100px) var(--gutter) 40px;
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 40px;
}

.brand-large .brand-mark {
    width: 46px;
    height: 46px;
}

.brand-large .brand-text {
    font-size: 1.15rem;
}

.footer-tagline {
    margin-top: 26px;
    font-size: clamp(1.1rem, 1.6vw, 1.35rem);
    font-weight: 500;
    color: var(--clr-text);
    line-height: 1.4;
}

.footer-tagline em {
    color: var(--clr-accent);
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-col .eyebrow {
    margin-bottom: 8px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.92rem;
    color: var(--clr-text-dim);
    transition: color 0.25s var(--ease-out), padding 0.25s var(--ease-out);
}

.footer-links a:hover {
    color: var(--clr-accent);
    padding-left: 4px;
}

.footer-col address {
    font-style: normal;
    font-size: 0.92rem;
    color: var(--clr-text-dim);
    line-height: 1.6;
}

.footer-time {
    font-size: 0.78rem;
    color: var(--clr-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0;
}

.footer-email {
    font-size: clamp(1.05rem, 1.4vw, 1.2rem);
    font-weight: 600;
    color: var(--clr-text);
    border-bottom: 1px solid var(--clr-line);
    padding-bottom: 6px;
    align-self: flex-start;
    transition: color 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.footer-email:hover {
    color: var(--clr-accent);
    border-color: var(--clr-accent);
}

.footer-email span {
    color: var(--clr-muted);
}

.footer-bottom {
    border-top: 1px solid var(--clr-line-soft);
    max-width: var(--max-width);
    margin-inline: auto;
    padding: 26px var(--gutter);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
    font-size: 0.78rem;
    color: var(--clr-muted);
}

.footer-bottom span:first-child {
    margin-right: auto;
}

.footer-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--clr-text-dim);
}

.footer-status i {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #28C840;
    box-shadow: 0 0 10px #28C840;
    animation: pulse 2s infinite;
}

.back-top {
    color: var(--clr-text-dim);
    transition: color 0.25s var(--ease-out);
}

.back-top:hover {
    color: var(--clr-accent);
}

/* =========================================================
   ERROR PAGE
   ========================================================= */
.error-page {
    min-height: 60vh;
    padding: 100px var(--gutter);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 24px;
    max-width: var(--max-width);
    margin-inline: auto;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1080px) {
    .header-cta {
        display: none;
    }

    .hero {
        grid-template-columns: 1fr;
        gap: 50px;
        min-height: auto;
        padding-block: 60px 80px;
    }

    .hero-art {
        width: min(100%, 520px);
        margin-inline: auto;
    }

    .section-heading {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 860px) {
    :root {
        --header-h: 72px;
    }

    .menu-toggle {
        display: inline-flex;
    }

    /* Fully hidden above viewport when closed */
    .primary-nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: calc(var(--header-h) + 16px) var(--gutter) 30px;
        background: var(--clr-bg-2);
        border-bottom: 1px solid var(--clr-line-soft);
        transform: translateY(-100%);
        visibility: hidden;
        pointer-events: none;
        transition: transform 0.5s var(--ease-out), visibility 0s 0.5s;
        z-index: 90;
        /* below header (100) */
        max-height: 100vh;
        overflow-y: auto;
        overscroll-behavior: contain;
    }

    .primary-nav.is-open {
        transform: translateY(0);
        visibility: visible;
        pointer-events: auto;
        transition: transform 0.5s var(--ease-out), visibility 0s 0s;
    }

    .primary-nav a {
        padding: 16px 20px;
        font-size: 1.05rem;
        border-radius: var(--radius);
        background: transparent;
        color: var(--clr-text-dim);
    }

    .primary-nav a:hover,
    .primary-nav a[aria-current="page"] {
        color: var(--clr-text);
        background: var(--clr-surface);
    }

    .primary-nav a[aria-current="page"]::after {
        display: none;
    }

    .split {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }

    .location-panel {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .cta-panel {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .service-detail {
        grid-template-columns: 40px 1fr;
        gap: 20px;
        padding: 40px 0;
    }

    .service-detail .tlink {
        grid-column: 2;
    }
}

@media (max-width: 640px) {

    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .footer-bottom span:first-child {
        margin-right: 0;
    }

    .hero-art {
        min-height: 420px;
    }

    .floating-note {
        right: 0;
        bottom: 20px;
        font-size: 0.72rem;
        padding: 12px 16px;
    }

    .steps li {
        grid-template-columns: 40px 1fr;
        gap: 18px;
        padding: 24px 0;
    }

    .statement {
        padding: 30px;
    }

    .about-art {
        padding: 30px;
        min-height: 380px;
    }

    .button-row {
        flex-direction: column;
        align-items: stretch;
    }

    .button-row .btn {
        justify-content: center;
    }
}

/* =========================================================
   REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* =========================================================
   PRINT
   ========================================================= */
@media print {

    .site-header,
    .site-footer,
    .grain,
    .cursor,
    .cta-panel,
    .hero-art {
        display: none !important;
    }

    body {
        background: #fff;
        color: #000;
    }

    main[data-route] {
        padding-top: 0;
    }
}