/* ============ Design Tokens ============ */
:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(3rem, 0.5rem + 7vw, 7rem);

  --space-1:.25rem; --space-2:.5rem; --space-3:.75rem; --space-4:1rem;
  --space-5:1.25rem; --space-6:1.5rem; --space-8:2rem; --space-10:2.5rem;
  --space-12:3rem; --space-16:4rem; --space-20:5rem; --space-24:6rem; --space-32:8rem;

  --radius-sm:.375rem; --radius-md:.5rem; --radius-lg:.75rem; --radius-xl:1rem; --radius-full:9999px;
  --transition-interactive: 200ms cubic-bezier(0.16,1,0.3,1);
  --content-wide: 1200px;

  --font-display: 'Clash Display', 'Georgia', serif;
  --font-body: 'Satoshi', 'Helvetica Neue', sans-serif;
}

/* Dark (default) — cinematic */
:root, [data-theme="dark"] {
  --color-bg: #0c0d0f;
  --color-surface: #131417;
  --color-surface-2: #1a1c20;
  --color-border: #2a2d33;
  --color-text: #ecebe7;
  --color-text-muted: #9a9a95;
  --color-text-faint: #64645f;
  --color-primary: #e6a53d;       /* warm amber */
  --color-primary-hover: #f2b757;
  --color-accent: #3e9aa6;        /* teal */
  --color-text-inverse: #0c0d0f;
  --shadow-lg: 0 24px 60px rgba(0,0,0,.5);
}
/* Light */
[data-theme="light"] {
  --color-bg: #f6f4ef;
  --color-surface: #fbfaf6;
  --color-surface-2: #f0ede5;
  --color-border: #ddd8cd;
  --color-text: #1c1b18;
  --color-text-muted: #6a685f;
  --color-text-faint: #a8a599;
  --color-primary: #b9791a;
  --color-primary-hover: #a1670f;
  --color-accent: #2b7883;
  --color-text-inverse: #fbfaf6;
  --shadow-lg: 0 24px 60px rgba(60,50,30,.15);
}

/* ============ Base ============ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;scroll-behavior:smooth;scroll-padding-top:5rem;}
body{min-height:100dvh;line-height:1.6;font-family:var(--font-body);font-size:var(--text-base);color:var(--color-text);background:var(--color-bg);overflow-x:hidden;transition:background .4s ease,color .4s ease;}
img,svg,video{display:block;max-width:100%;height:auto;}
ul[role=list]{list-style:none;}
button{cursor:pointer;background:none;border:none;color:inherit;font:inherit;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{text-wrap:balance;line-height:1.05;font-family:var(--font-display);font-weight:600;}
p{text-wrap:pretty;}
::selection{background:color-mix(in oklab,var(--color-primary) 30%,transparent);}
:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px;border-radius:var(--radius-sm);}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important;}}

.container{width:100%;max-width:var(--content-wide);margin-inline:auto;padding-inline:var(--space-6);}
.eyebrow{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.22em;color:var(--color-primary);font-weight:500;margin-bottom:var(--space-4);}

/* ============ Buttons ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);font-family:var(--font-body);font-weight:500;font-size:var(--text-sm);border-radius:var(--radius-full);padding:var(--space-3) var(--space-6);transition:all var(--transition-interactive);white-space:nowrap;}
.btn--lg{padding:var(--space-4) var(--space-8);font-size:var(--text-base);}
.btn--sm{padding:var(--space-2) var(--space-5);}
.btn--primary{background:var(--color-primary);color:var(--color-text-inverse);font-weight:600;}
.btn--primary:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 8px 24px color-mix(in oklab,var(--color-primary) 40%,transparent);}
.btn--ghost{border:1px solid var(--color-border);color:var(--color-text);}
.btn--ghost:hover{border-color:var(--color-primary);color:var(--color-primary);}

/* ============ Header ============ */
.header{position:sticky;top:0;z-index:50;background:color-mix(in oklab,var(--color-bg) 82%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,background .3s;}
.header--scrolled{border-bottom-color:var(--color-border);}
.header__inner{max-width:var(--content-wide);margin-inline:auto;padding:var(--space-4) var(--space-6);display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);}
.brand{display:flex;align-items:center;gap:var(--space-3);color:var(--color-text);}
.brand__mark{color:var(--color-primary);}
.brand__text{font-family:var(--font-display);font-weight:600;font-size:var(--text-lg);letter-spacing:-.01em;}
.brand__accent{color:var(--color-primary);}
.nav{display:flex;gap:var(--space-8);font-size:var(--text-sm);color:var(--color-text-muted);}
.nav a{position:relative;transition:color var(--transition-interactive);}
.nav a:hover{color:var(--color-text);}
.nav a::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:1.5px;background:var(--color-primary);transition:width var(--transition-interactive);}
.nav a:hover::after{width:100%;}
.header__actions{display:flex;align-items:center;gap:var(--space-4);}
.icon-btn{width:38px;height:38px;display:grid;place-items:center;border-radius:var(--radius-full);border:1px solid var(--color-border);color:var(--color-text-muted);transition:all var(--transition-interactive);}
.icon-btn:hover{color:var(--color-primary);border-color:var(--color-primary);}

/* ============ Hero ============ */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;}
.hero__media{position:absolute;inset:0;z-index:0;}
.hero__media img{width:100%;height:100%;object-fit:cover;}
.hero__scrim{position:absolute;inset:0;background:linear-gradient(90deg,var(--color-bg) 0%,color-mix(in oklab,var(--color-bg) 70%,transparent) 40%,transparent 75%),linear-gradient(0deg,var(--color-bg) 2%,transparent 40%);}
.hero__content{position:relative;z-index:1;max-width:640px;padding:var(--space-24) var(--space-6);margin-left:max(var(--space-6),calc((100vw - var(--content-wide))/2 + var(--space-6)));}
.hero__title{font-size:var(--text-hero);font-weight:600;letter-spacing:-.02em;margin-bottom:var(--space-6);}
.hero__lede{font-size:var(--text-lg);color:var(--color-text-muted);max-width:34ch;margin-bottom:var(--space-8);line-height:1.5;}
.hero__cta{display:flex;flex-wrap:wrap;gap:var(--space-4);}
.hero__scroll{position:absolute;bottom:var(--space-8);left:50%;transform:translateX(-50%);z-index:1;display:flex;flex-direction:column;align-items:center;gap:var(--space-3);font-size:var(--text-xs);letter-spacing:.2em;text-transform:uppercase;color:var(--color-text-faint);}
.hero__scroll-line{width:1px;height:40px;background:linear-gradient(var(--color-primary),transparent);animation:scrolldrop 2s ease-in-out infinite;}
@keyframes scrolldrop{0%,100%{opacity:.3;transform:scaleY(.6);}50%{opacity:1;transform:scaleY(1);}}

/* ============ Marquee strip ============ */
.strip{background:var(--color-primary);color:var(--color-text-inverse);overflow:hidden;padding:var(--space-3) 0;}
.strip__track{display:flex;gap:var(--space-6);white-space:nowrap;font-family:var(--font-display);font-weight:500;font-size:var(--text-sm);text-transform:uppercase;letter-spacing:.08em;animation:marquee 28s linear infinite;width:max-content;}
.strip .dot{opacity:.5;}
@keyframes marquee{to{transform:translateX(-50%);}}

/* ============ Sections ============ */
.section{padding-block:clamp(var(--space-16),9vw,var(--space-32));}
.section__head{max-width:640px;margin-bottom:var(--space-16);}
.section__title{font-size:var(--text-2xl);letter-spacing:-.02em;margin-bottom:var(--space-4);}
.section__sub{color:var(--color-text-muted);font-size:var(--text-lg);line-height:1.5;}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--space-6);}
.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-8);transition:transform var(--transition-interactive),border-color var(--transition-interactive);}
.card:hover{transform:translateY(-6px);border-color:var(--color-primary);}
.card__num{font-family:var(--font-display);font-size:var(--text-sm);color:var(--color-primary);letter-spacing:.1em;margin-bottom:var(--space-6);}
.card h3{font-size:var(--text-lg);margin-bottom:var(--space-3);}
.card p{color:var(--color-text-muted);font-size:var(--text-base);}

/* Feature */
.feature{background:var(--color-surface);border-block:1px solid var(--color-border);padding-block:clamp(var(--space-16),9vw,var(--space-32));}
.feature__inner{display:grid;grid-template-columns:1.3fr 1fr;gap:var(--space-16);align-items:center;}
.feature__title{font-size:var(--text-2xl);letter-spacing:-.02em;margin-bottom:var(--space-5);}
.feature__text p{color:var(--color-text-muted);font-size:var(--text-lg);line-height:1.5;margin-bottom:var(--space-8);max-width:46ch;}
.feature__quote{border-left:2px solid var(--color-primary);padding-left:var(--space-8);}
.feature__quote blockquote{font-family:var(--font-display);font-size:var(--text-xl);font-style:italic;line-height:1.3;margin-bottom:var(--space-4);}
.feature__quote-sub{color:var(--color-text-muted);font-size:var(--text-sm);}

/* About */
.section--about{background:var(--color-bg);}
.about__text{max-width:760px;}
.about__text p{color:var(--color-text-muted);font-size:var(--text-lg);line-height:1.6;margin-bottom:var(--space-5);}
.about__stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--space-6);margin-top:var(--space-10);}
.about__stats li{border-top:1px solid var(--color-border);padding-top:var(--space-4);}
.about__stats strong{display:block;font-family:var(--font-display);font-size:var(--text-lg);color:var(--color-primary);margin-bottom:var(--space-1);}
.about__stats span{color:var(--color-text-muted);font-size:var(--text-sm);}

/* Contact */
.section--contact{text-align:center;background:var(--color-surface);border-top:1px solid var(--color-border);}
.contact__inner{max-width:820px;margin-inline:auto;}
.contact__inner .eyebrow{display:inline-block;}
.contact__title{font-size:var(--text-2xl);letter-spacing:-.02em;margin-bottom:var(--space-4);}
.contact__sub{color:var(--color-text-muted);font-size:var(--text-lg);margin-bottom:var(--space-12);}
.links{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-5);text-align:left;}
.link-card{position:relative;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);transition:transform var(--transition-interactive),border-color var(--transition-interactive);}
.link-card:hover{transform:translateY(-4px);border-color:var(--color-primary);}
.link-card__label{display:block;font-family:var(--font-display);font-weight:600;font-size:var(--text-lg);margin-bottom:var(--space-2);}
.link-card__desc{display:block;color:var(--color-text-muted);font-size:var(--text-sm);}
.link-card__arrow{position:absolute;top:var(--space-6);right:var(--space-6);color:var(--color-primary);transition:transform var(--transition-interactive);}
.link-card:hover .link-card__arrow{transform:translate(4px,-4px);}

/* Footer */
.footer{border-top:1px solid var(--color-border);padding-block:var(--space-10);}
.footer__inner{display:flex;flex-wrap:wrap;gap:var(--space-4);justify-content:space-between;align-items:center;}
.footer p{color:var(--color-text-faint);font-size:var(--text-sm);}

/* ============ Reveal animation ============ */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s cubic-bezier(0.16,1,0.3,1);}
.reveal.is-visible{opacity:1;transform:none;}

/* ============ Responsive ============ */
@media (max-width:860px){
  .nav{display:none;}
  .feature__inner{grid-template-columns:1fr;gap:var(--space-10);}
  .feature__quote{border-left:none;border-top:2px solid var(--color-primary);padding-left:0;padding-top:var(--space-6);}
  .hero__content{margin-left:0;padding-block:var(--space-20);}
  .hero__scrim{background:linear-gradient(0deg,var(--color-bg) 8%,color-mix(in oklab,var(--color-bg) 55%,transparent) 55%,color-mix(in oklab,var(--color-bg) 30%,transparent));}
}
@media (max-width:520px){
  .header__actions .btn{display:none;}
}