/* =====================================================================
   Ashish Patel portfolio design system
   Hand-built, dependency-free. Dark-first, light-aware.
   ===================================================================== */

/* ------- Tokens (dark = default) ------------------------------------ */
:root{
  --bg:        #0b0d10;
  --bg-elev:   #101317;
  --surface:   #14181d;
  --surface-2: #191e24;
  --line:      rgba(255,255,255,.09);
  --line-2:    rgba(255,255,255,.14);
  --fg:        #eef1f4;
  --fg-soft:   #c3cad2;
  --muted:     #8b95a1;
  --accent:    #ff5c63;
  --accent-2:  #ff8a63;
  --accent-ink:#1a0d0e;
  --accent-tint: rgba(255,92,99,.12);
  --ok:        #46d17f;
  --shadow:    0 24px 60px -20px rgba(0,0,0,.65);
  --shadow-sm: 0 10px 30px -12px rgba(0,0,0,.55);

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-disp: "Space Grotesk", var(--font-sans);
  --font-mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Code", Menlo, Consolas, monospace;

  --wrap: 1140px;
  --radius: 16px;
  --radius-sm: 10px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

body:not(.dark){
  --bg:        #f8f7f5;
  --bg-elev:   #ffffff;
  --surface:   #ffffff;
  --surface-2: #f1efeb;
  --line:      rgba(12,16,20,.12);
  --line-2:    rgba(12,16,20,.20);
  --fg:        #14181d;
  --fg-soft:   #333a42;
  --muted:     #5c6773;
  --accent:    #e23744;
  --accent-2:  #e0662f;
  --accent-ink:#fff;
  --accent-tint: rgba(226,55,68,.10);
  --shadow:    0 24px 60px -24px rgba(20,24,29,.30);
  --shadow-sm: 0 12px 30px -16px rgba(20,24,29,.22);
}

/* ------- Reset / base ---------------------------------------------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }
body{
  margin:0; background:var(--bg); color:var(--fg);
  font-family:var(--font-sans); font-size:17px; line-height:1.6;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden;
  transition:background .4s var(--ease), color .4s var(--ease);
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,h4{ font-family:var(--font-disp); font-weight:700; line-height:1.06; letter-spacing:-.02em; margin:0; }
p{ margin:0; }
::selection{ background:var(--accent); color:var(--accent-ink); }
:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; border-radius:4px; }

.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:24px; }
.skip{ position:absolute; left:-9999px; top:0; background:var(--accent); color:var(--accent-ink); padding:10px 16px; border-radius:8px; z-index:200; }
.skip:focus{ left:12px; top:12px; }

/* ------- Mono label / eyebrow -------------------------------------- */
.eyebrow{
  font-family:var(--font-mono); font-size:12.5px; letter-spacing:.14em;
  text-transform:uppercase; color:var(--accent); display:inline-flex; align-items:center; gap:10px;
}
.eyebrow::before{ content:""; width:22px; height:1px; background:currentColor; opacity:.6; }
.eyebrow.no-line::before{ display:none; }

/* ------- Buttons ---------------------------------------------------- */
.btn{
  --pad: 13px 22px;
  display:inline-flex; align-items:center; gap:9px; padding:var(--pad);
  font-family:var(--font-sans); font-weight:600; font-size:15px; line-height:1;
  border-radius:999px; border:1px solid transparent; cursor:pointer; white-space:nowrap;
  transition:transform .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease), box-shadow .25s var(--ease);
}
.btn svg{ width:16px; height:16px; }
.btn-primary{ background:var(--accent); color:var(--accent-ink); box-shadow:0 8px 24px -10px var(--accent); }
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 14px 30px -10px var(--accent); }
.btn-ghost{ background:transparent; color:var(--fg); border-color:var(--line-2); }
.btn-ghost:hover{ transform:translateY(-2px); border-color:var(--accent); color:var(--accent); }
.btn-sm{ --pad:10px 16px; font-size:14px; }
@media (prefers-reduced-motion: reduce){ .btn:hover{ transform:none; } }

/* ------- Navigation ------------------------------------------------- */
.nav{
  position:sticky; top:0; z-index:100;
  background:color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid transparent; transition:border-color .3s, background .3s;
}
.nav.scrolled{ border-bottom-color:var(--line); }
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:68px; gap:20px; }
.brand{ display:inline-flex; align-items:center; gap:11px; font-family:var(--font-disp); font-weight:700; font-size:18px; letter-spacing:-.01em; }
.brand .mark{ width:30px; height:30px; flex:0 0 auto; }
.brand .mark svg{ width:100%; height:100%; display:block; }
.brand b{ color:var(--accent); }
.nav-links{ display:flex; align-items:center; gap:6px; list-style:none; margin:0; padding:0; }
.nav-links a{
  position:relative; padding:8px 12px; font-size:14.5px; color:var(--fg-soft); font-weight:500; border-radius:8px;
  transition:color .2s;
}
.nav-links a::after{
  content:""; position:absolute; left:12px; right:12px; bottom:2px; height:2px; border-radius:2px;
  background:var(--accent); transform:scaleX(0); transform-origin:left; transition:transform .28s var(--ease);
}
.nav-links a:hover{ color:var(--fg); }
.nav-links a:hover::after, .nav-links a.active::after{ transform:scaleX(1); }
.nav-links a.active{ color:var(--fg); }
.nav-actions{ display:flex; align-items:center; gap:10px; }

.theme-toggle{
  width:40px; height:40px; border-radius:50%; border:1px solid var(--line-2); background:transparent;
  color:var(--fg); cursor:pointer; display:grid; place-items:center; transition:border-color .2s, color .2s, transform .3s;
}
.theme-toggle:hover{ border-color:var(--accent); color:var(--accent); transform:rotate(18deg); }
.theme-toggle svg{ width:18px; height:18px; }
.theme-toggle .i-sun{ display:none; } .theme-toggle .i-moon{ display:block; }
body:not(.dark) .theme-toggle .i-sun{ display:block; } body:not(.dark) .theme-toggle .i-moon{ display:none; }

.nav-burger{ display:none; width:42px; height:42px; border:1px solid var(--line-2); background:transparent; border-radius:10px; cursor:pointer; color:var(--fg); }
.nav-burger span, .nav-burger span::before, .nav-burger span::after{
  content:""; display:block; width:18px; height:2px; background:currentColor; border-radius:2px; margin:0 auto; position:relative; transition:transform .3s var(--ease), opacity .2s;
}
.nav-burger span::before{ position:absolute; top:-6px; } .nav-burger span::after{ position:absolute; top:6px; }

/* mobile drawer */
.mobile-menu{ position:fixed; inset:0; z-index:150; background:var(--bg); transform:translateY(-100%); transition:transform .4s var(--ease); display:flex; flex-direction:column; padding:24px; visibility:hidden; }
.mobile-menu.open{ transform:translateY(0); visibility:visible; }
.mobile-menu .mm-top{ display:flex; justify-content:space-between; align-items:center; height:44px; }
.mobile-menu .mm-close{ width:42px; height:42px; border:1px solid var(--line-2); background:transparent; border-radius:10px; color:var(--fg); font-size:22px; cursor:pointer; }
.mobile-menu ul{ list-style:none; margin:auto 0; padding:0; display:flex; flex-direction:column; gap:6px; }
.mobile-menu a{ font-family:var(--font-disp); font-size:34px; font-weight:700; letter-spacing:-.02em; color:var(--fg); padding:8px 0; display:inline-block; }
.mobile-menu a .n{ font-family:var(--font-mono); font-size:13px; color:var(--accent); margin-right:14px; vertical-align:middle; }

/* ------- Section scaffolding --------------------------------------- */
section{ position:relative; }
.section{ padding:clamp(64px, 9vw, 128px) 0; }
.section-tight{ padding:clamp(48px,6vw,84px) 0; }
.sec-head{ display:flex; flex-direction:column; gap:14px; margin-bottom:52px; max-width:640px; }
.sec-head .n{ font-family:var(--font-mono); font-size:13px; color:var(--muted); }
.sec-head h2{ font-size:clamp(30px, 4.4vw, 46px); }
.sec-head p{ color:var(--muted); font-size:17px; }
.divider{ height:1px; background:var(--line); border:0; margin:0; }

/* ------- Hero ------------------------------------------------------- */
.hero{ padding:clamp(40px,7vw,80px) 0 clamp(56px,8vw,96px); position:relative; overflow:hidden; }
.hero-grid{ display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(28px,5vw,64px); align-items:center; }
.hero-status{ display:inline-flex; align-items:center; gap:10px; font-family:var(--font-mono); font-size:13px; color:var(--fg-soft);
  border:1px solid var(--line); background:var(--surface); padding:7px 14px; border-radius:999px; }
.hero-status .dot{ width:8px; height:8px; border-radius:50%; background:var(--ok); box-shadow:0 0 0 4px color-mix(in srgb, var(--ok) 22%, transparent); animation:pulse 2.4s var(--ease) infinite; }
@keyframes pulse{ 0%,100%{ opacity:1; } 50%{ opacity:.45; } }
.hero h1{ font-size:clamp(44px, 8vw, 88px); margin:22px 0 0; letter-spacing:-.035em; }
.hero h1 .accent{ color:var(--accent); }
.hero .lead{ font-size:clamp(18px,2.3vw,22px); color:var(--fg-soft); margin-top:22px; max-width:34ch; line-height:1.5; }
.hero .lead b{ color:var(--fg); font-weight:600; }
.hero-cta{ display:flex; flex-wrap:wrap; gap:14px; margin-top:30px; }

/* audience segmented control */
.switch{ margin-top:30px; }
.switch-label{ font-family:var(--font-mono); font-size:12px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); display:block; margin-bottom:10px; }
.switch-track{ display:inline-flex; background:var(--surface); border:1px solid var(--line); border-radius:999px; padding:4px; gap:4px; position:relative; }
.switch-track button{ appearance:none; border:0; background:transparent; color:var(--fg-soft); font-family:var(--font-sans); font-weight:600; font-size:14px; padding:9px 18px; border-radius:999px; cursor:pointer; transition:color .25s; position:relative; z-index:1; }
.switch-track button[aria-selected="true"]{ color:var(--accent-ink); }
.switch-thumb{ position:absolute; top:4px; bottom:4px; border-radius:999px; background:var(--accent); transition:transform .35s var(--ease), width .35s var(--ease); z-index:0; }
.audience-note{ margin-top:18px; font-size:16.5px; color:var(--fg-soft); max-width:44ch; min-height:1.5em; }
.audience-note strong{ color:var(--fg); }

/* hero portrait */
.hero-portrait{ position:relative; justify-self:center; width:min(100%, 400px); aspect-ratio:1/1.04; }
.hero-portrait .frame{ position:absolute; inset:0; border-radius:calc(var(--radius) + 6px); overflow:hidden; box-shadow:var(--shadow); border:1px solid var(--line); }
.hero-portrait .frame img{ width:100%; height:100%; object-fit:cover; object-position:center 18%; }
.hero-portrait .ring{ position:absolute; inset:-14px; border:1px solid var(--accent); border-radius:calc(var(--radius) + 14px); opacity:.5; }
.hero-portrait .tag{ position:absolute; left:-16px; bottom:26px; background:var(--bg-elev); border:1px solid var(--line); border-radius:12px; padding:11px 15px; box-shadow:var(--shadow-sm); font-size:13px; }
.hero-portrait .tag .k{ font-family:var(--font-mono); color:var(--muted); font-size:11px; letter-spacing:.08em; text-transform:uppercase; }
.hero-portrait .tag .v{ font-family:var(--font-disp); font-weight:700; color:var(--fg); }

/* faint background grid in hero */
.hero::before{
  content:""; position:absolute; inset:0; z-index:-1; pointer-events:none;
  background-image:linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:56px 56px; mask-image:radial-gradient(ellipse 80% 60% at 70% 0%, #000 0%, transparent 70%); opacity:.5;
}

/* ------- Tech marquee ---------------------------------------------- */
.stack-strip{ border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:22px 0; overflow:hidden; }
.marquee{ display:flex; gap:44px; width:max-content; animation:marq 32s linear infinite; }
.marquee:hover{ animation-play-state:paused; }
.marquee span{ font-family:var(--font-mono); font-size:15px; color:var(--muted); letter-spacing:.03em; white-space:nowrap; display:inline-flex; align-items:center; gap:44px; }
.marquee span::after{ content:"◇"; color:var(--accent); opacity:.6; }
@keyframes marq{ to{ transform:translateX(-50%); } }
@media (prefers-reduced-motion: reduce){ .marquee{ animation:none; flex-wrap:wrap; width:auto; justify-content:center; } }

/* ------- Work / projects ------------------------------------------- */
.feature{ display:grid; grid-template-columns:1.05fr .95fr; gap:0; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; background:var(--surface); box-shadow:var(--shadow-sm); }
.feature:hover{ border-color:var(--line-2); }
.feature-copy{ padding:clamp(28px,4vw,44px); display:flex; flex-direction:column; justify-content:center; }
.feature-copy .badge-row{ display:flex; align-items:center; gap:12px; margin-bottom:16px; }
.badge{ font-family:var(--font-mono); font-size:11px; letter-spacing:.08em; text-transform:uppercase; padding:4px 10px; border-radius:999px; border:1px solid var(--line-2); color:var(--muted); }
.badge.live{ color:var(--ok); border-color:color-mix(in srgb, var(--ok) 40%, transparent); background:color-mix(in srgb, var(--ok) 12%, transparent); display:inline-flex; align-items:center; gap:7px; }
.badge.live::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--ok); }
.feature-copy h3{ font-size:clamp(26px,3.4vw,38px); }
.feature-copy .desc{ color:var(--muted); margin-top:14px; font-size:16.5px; line-height:1.6; }
.feature-meta{ display:flex; flex-wrap:wrap; gap:8px; margin-top:22px; }
.feature-cta{ display:flex; flex-wrap:wrap; gap:14px; margin-top:28px; }
.feature-visual{ position:relative; min-height:320px; background:
    radial-gradient(120% 120% at 100% 0%, color-mix(in srgb, var(--accent) 30%, transparent) 0%, transparent 55%),
    linear-gradient(150deg, #171b21, #0d1013); display:grid; place-items:center; overflow:hidden; }
body:not(.dark) .feature-visual{ background:
    radial-gradient(120% 120% at 100% 0%, color-mix(in srgb, var(--accent) 22%, transparent) 0%, transparent 55%),
    linear-gradient(150deg, #eceae6, #ffffff); }
.feature-visual .mono-card{ font-family:var(--font-mono); font-size:13px; color:var(--fg-soft); background:color-mix(in srgb, var(--bg) 70%, transparent); border:1px solid var(--line); border-radius:12px; padding:18px 20px; box-shadow:var(--shadow-sm); width:min(84%, 340px); }
.feature-visual .mono-card .c-key{ color:var(--accent); }
.feature-visual .mono-card .row{ display:flex; justify-content:space-between; gap:16px; padding:3px 0; }

.pill{ font-family:var(--font-mono); font-size:12.5px; color:var(--fg-soft); border:1px solid var(--line); background:var(--bg-elev); padding:6px 11px; border-radius:8px; }

.cards{ display:grid; grid-template-columns:repeat(auto-fill, minmax(300px,1fr)); gap:20px; margin-top:28px; }
.card{ position:relative; border:1px solid var(--line); border-radius:var(--radius); background:var(--surface); padding:26px; display:flex; flex-direction:column; transition:transform .3s var(--ease), border-color .3s, box-shadow .3s; overflow:hidden; }
.card::after{ content:""; position:absolute; inset:0; border-radius:inherit; padding:1px; background:linear-gradient(140deg, var(--accent), transparent 40%); -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite:xor; mask-composite:exclude; opacity:0; transition:opacity .3s; pointer-events:none; }
.card:hover{ transform:translateY(-5px); box-shadow:var(--shadow); border-color:transparent; }
.card:hover::after{ opacity:1; }
.card .idx{ font-family:var(--font-mono); font-size:12px; color:var(--muted); }
.card h3{ font-size:20px; margin-top:6px; }
.card h3 a:hover{ color:var(--accent); }
.card .impact{ color:var(--fg-soft); font-size:15px; margin-top:10px; line-height:1.55; }
.card .tags{ display:flex; flex-wrap:wrap; gap:7px; margin-top:16px; }
.card .tags span{ font-family:var(--font-mono); font-size:11.5px; color:var(--muted); border:1px solid var(--line); border-radius:6px; padding:3px 8px; }
.card .links{ display:flex; gap:16px; margin-top:auto; padding-top:18px; }
.card .links a{ font-size:14px; font-weight:600; color:var(--accent); display:inline-flex; align-items:center; gap:5px; }
.card .links a:hover{ text-decoration:underline; }
.arrow-link{ display:inline-flex; align-items:center; gap:7px; font-weight:600; color:var(--accent); }
.arrow-link svg{ width:15px; height:15px; transition:transform .25s var(--ease); }
.arrow-link:hover svg{ transform:translateX(4px); }

/* ------- About ------------------------------------------------------ */
.about-grid{ display:grid; grid-template-columns:.8fr 1.2fr; gap:clamp(32px,5vw,64px); align-items:start; }
.about-photo{ position:relative; border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); box-shadow:var(--shadow-sm); }
.about-photo img{ width:100%; height:100%; object-fit:cover; aspect-ratio:3/4; }
.about-photo::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top, color-mix(in srgb, var(--accent) 22%, transparent), transparent 55%); mix-blend-mode:multiply; }
.about-body p{ color:var(--fg-soft); font-size:17px; line-height:1.7; }
.about-body p + p{ margin-top:18px; }
.about-body b{ color:var(--fg); font-weight:600; }
.fact-list{ list-style:none; margin:26px 0 0; padding:0; display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.fact-list li{ display:flex; flex-direction:column; gap:2px; border-left:2px solid var(--accent); padding-left:14px; }
.fact-list .k{ font-family:var(--font-mono); font-size:11.5px; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); }
.fact-list .v{ font-size:15.5px; color:var(--fg); }
.fact-list .v a:hover{ color:var(--accent); }
.about-cta{ display:flex; flex-wrap:wrap; gap:12px; margin-top:28px; }

/* ------- Approach --------------------------------------------------- */
.approach{ background:var(--bg-elev); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.approach-quote{ font-family:var(--font-disp); font-weight:500; font-size:clamp(24px,3.6vw,38px); line-height:1.28; letter-spacing:-.02em; max-width:20ch; }
.approach-quote .accent{ color:var(--accent); }
.approach-cols{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; margin-top:48px; }
.approach-cols .col .k{ font-family:var(--font-mono); font-size:13px; color:var(--accent); }
.approach-cols .col h4{ font-size:19px; margin:12px 0 8px; }
.approach-cols .col p{ color:var(--muted); font-size:15px; line-height:1.6; }

/* ------- Experience timeline --------------------------------------- */
.timeline{ position:relative; max-width:760px; }
.tl-item{ position:relative; padding-left:34px; padding-bottom:40px; border-left:1px solid var(--line); }
.tl-item:last-child{ padding-bottom:0; border-left-color:transparent; }
.tl-item::before{ content:""; position:absolute; left:-6px; top:4px; width:12px; height:12px; border-radius:50%; background:var(--accent); box-shadow:0 0 0 4px var(--bg); }
.tl-item .when{ font-family:var(--font-mono); font-size:12.5px; color:var(--muted); letter-spacing:.03em; }
.tl-item h3{ font-size:21px; margin:8px 0 3px; }
.tl-item .org{ color:var(--accent); font-weight:600; font-size:15.5px; }
.tl-item .promo{ display:inline-block; font-family:var(--font-mono); font-size:10.5px; text-transform:uppercase; letter-spacing:.08em; color:var(--ok); border:1px solid color-mix(in srgb,var(--ok) 40%,transparent); border-radius:999px; padding:2px 8px; margin-left:8px; vertical-align:middle; }
.tl-item .desc{ color:var(--fg-soft); font-size:15.5px; margin-top:12px; line-height:1.62; }
.tl-item .metrics-inline{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }

/* ------- Metrics ---------------------------------------------------- */
.metrics{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.metric{ border:1px solid var(--line); border-radius:var(--radius); padding:26px 24px; background:var(--surface); }
.metric .num{ font-family:var(--font-disp); font-weight:700; font-size:clamp(34px,5vw,52px); letter-spacing:-.03em; line-height:1; color:var(--fg); }
.metric .num .suffix{ color:var(--accent); }
.metric .cap{ color:var(--muted); font-size:14px; margin-top:12px; line-height:1.4; }

/* ------- Contact ---------------------------------------------------- */
.contact-card{ border:1px solid var(--line); border-radius:calc(var(--radius) + 4px); background:
   radial-gradient(120% 130% at 0% 0%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 50%), var(--surface);
   padding:clamp(36px,6vw,72px); text-align:center; box-shadow:var(--shadow-sm); }
.contact-card h2{ font-size:clamp(32px,5vw,56px); }
.contact-card p{ color:var(--muted); margin:18px auto 0; max-width:48ch; font-size:17px; }
.contact-actions{ display:flex; flex-wrap:wrap; gap:14px; justify-content:center; margin-top:34px; }
.contact-mail{ display:inline-block; margin-top:26px; font-family:var(--font-mono); font-size:clamp(15px,2.4vw,20px); color:var(--fg); border-bottom:1px solid var(--line-2); padding-bottom:3px; }
.contact-mail:hover{ color:var(--accent); border-color:var(--accent); }

/* ------- Footer ----------------------------------------------------- */
.footer{ border-top:1px solid var(--line); padding:44px 0; }
.footer-inner{ display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap; }
.footer .copy{ color:var(--muted); font-size:14px; }
.socials{ display:flex; gap:10px; list-style:none; margin:0; padding:0; }
.socials a{ width:42px; height:42px; border:1px solid var(--line-2); border-radius:50%; display:grid; place-items:center; color:var(--fg-soft); transition:transform .25s, color .25s, border-color .25s; }
.socials a:hover{ color:var(--accent); border-color:var(--accent); transform:translateY(-3px); }
.socials svg{ width:18px; height:18px; }

/* ------- Reveal on scroll ------------------------------------------ */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal[data-d="1"]{ transition-delay:.08s; } .reveal[data-d="2"]{ transition-delay:.16s; } .reveal[data-d="3"]{ transition-delay:.24s; }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; transition:none; } }

/* ------- Responsive ------------------------------------------------- */
@media (max-width: 960px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-portrait{ grid-row:1; margin-bottom:8px; width:min(78%,320px); }
  .feature{ grid-template-columns:1fr; }
  .feature-visual{ order:-1; min-height:220px; }
  .about-grid{ grid-template-columns:1fr; }
  .about-photo{ max-width:360px; }
  .approach-cols{ grid-template-columns:1fr; gap:22px; }
  .metrics{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width: 720px){
  body{ font-size:16px; }
  .nav-links, .nav .btn{ display:none; }
  .nav-burger{ display:grid; place-items:center; }
  .fact-list{ grid-template-columns:1fr; }
}
@media (max-width: 460px){
  .metrics{ grid-template-columns:1fr 1fr; gap:12px; }
  .hero-cta .btn{ width:100%; justify-content:center; }
}