/* ==========================================================================
   Parvex — design foundation
   Self-hosted Vazirmatn, glassmorphism tokens, dark & light themes,
   RTL(fa)/LTR(en) aware, per-page ambient backgrounds.

   Contrast note: every foreground/background token pair below is verified
   against WCAG AA (4.5:1 body, 3:1 large text) in BOTH themes. The light
   theme uses deepened accent/gold values because the vivid dark-theme
   versions fail against a near-white ground.
   ========================================================================== */

@font-face{
  font-family:'Vazirmatn'; font-style:normal; font-weight:400; font-display:swap;
  src:url('../fonts/Vazirmatn-Regular.woff2') format('woff2');
}
@font-face{
  font-family:'Vazirmatn'; font-style:normal; font-weight:500; font-display:swap;
  src:url('../fonts/Vazirmatn-Medium.woff2') format('woff2');
}
@font-face{
  font-family:'Vazirmatn'; font-style:normal; font-weight:600; font-display:swap;
  src:url('../fonts/Vazirmatn-SemiBold.woff2') format('woff2');
}
@font-face{
  font-family:'Vazirmatn'; font-style:normal; font-weight:700; font-display:swap;
  src:url('../fonts/Vazirmatn-Bold.woff2') format('woff2');
}
@font-face{
  font-family:'Vazirmatn'; font-style:normal; font-weight:800; font-display:swap;
  src:url('../fonts/Vazirmatn-ExtraBold.woff2') format('woff2');
}

:root{
  /* ---- surfaces ---- */
  --bg:#0A1120; --bg-alt:#0E1728;
  --surface:rgba(255,255,255,.06);
  --surface-2:rgba(255,255,255,.10);
  --surface-solid:#132038;
  --surface-border:rgba(255,255,255,.14);
  --surface-sheen:rgba(255,255,255,.28);

  /* ---- text ---- */
  --text:#EAF2FB;         /* 16.7:1 on bg */
  --text-dim:#8CA0BC;     /*  7.1:1 on bg */
  --text-faint:#7A8CA8;   /*  5.5:1 on bg — was #5C7291 (3.8:1, failed AA) */

  /* ---- brand ---- */
  --accent:#22D3C5; --accent-ink:#08201C; --accent-glow:rgba(34,211,197,.20);
  --gold:#E8B95C;   --gold-ink:#3A2A05;   --gold-glow:rgba(232,185,92,.16);

  /* ---- semantic ---- */
  --danger:#F2685C; --success:#4ADE9C;

  /* ---- glass ---- */
  --blur:16px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.20);
  --shadow:0 8px 30px rgba(0,0,0,.35);
  --shadow-lg:0 18px 50px -12px rgba(0,0,0,.55);

  /* ---- geometry ---- */
  --radius:18px; --radius-sm:10px; --radius-lg:26px;

  /* ---- 4/8px spacing scale ---- */
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px;
  --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;

  /* ---- motion (skill: micro 150-300ms, reveal 300-500ms) ---- */
  --ease-out:cubic-bezier(.22,.75,.28,1);
  --ease-soft:cubic-bezier(.25,.85,.25,1);   /* long gentle tail for reveals */
  --ease-spring:cubic-bezier(.34,1.4,.44,1);
  --dur-fast:160ms; --dur:260ms; --dur-slow:520ms;

  /* ---- z-index scale ---- */
  --z-glow:-1; --z-base:0; --z-header:40; --z-nav:50; --z-overlay:100;

  --font:'Vazirmatn','Segoe UI',Tahoma,Arial,sans-serif;
}

:root[data-theme="light"], :root.theme-light{
  --bg:#F4F7FA; --bg-alt:#E9EFF5;
  --surface:rgba(255,255,255,.62);
  --surface-2:rgba(255,255,255,.85);
  --surface-solid:#FFFFFF;
  --surface-border:rgba(12,30,55,.12);
  --surface-sheen:rgba(255,255,255,.9);

  --text:#0F1A2C;         /* 16.5:1 */
  --text-dim:#4C5F79;     /*  6.4:1 — deepened from #55677F */
  --text-faint:#5E7085;   /*  4.7:1 — was #8494A8 (2.9:1, failed AA) */

  /* Deepened so white ink passes AA on the filled button, and so the
     colour itself is readable as link/label text on a near-white ground. */
  --accent:#00695C; --accent-ink:#FFFFFF; --accent-glow:rgba(0,105,92,.13);
  --gold:#7A5A14;   --gold-ink:#FFFFFF;   --gold-glow:rgba(122,90,20,.12);

  --danger:#B3261E; --success:#116343;

  --shadow-sm:0 2px 8px rgba(20,40,60,.07);
  --shadow:0 8px 30px rgba(20,40,60,.10);
  --shadow-lg:0 18px 50px -12px rgba(20,40,60,.18);
}

@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]):not(.theme-dark){
    --bg:#F4F7FA; --bg-alt:#E9EFF5;
    --surface:rgba(255,255,255,.62);
    --surface-2:rgba(255,255,255,.85);
    --surface-solid:#FFFFFF;
    --surface-border:rgba(12,30,55,.12);
    --surface-sheen:rgba(255,255,255,.9);
    --text:#0F1A2C; --text-dim:#4C5F79; --text-faint:#5E7085;
    --accent:#00695C; --accent-ink:#FFFFFF; --accent-glow:rgba(0,105,92,.13);
    --gold:#7A5A14; --gold-ink:#FFFFFF; --gold-glow:rgba(122,90,20,.12);
    --danger:#B3261E; --success:#116343;
    --shadow-sm:0 2px 8px rgba(20,40,60,.07);
    --shadow:0 8px 30px rgba(20,40,60,.10);
    --shadow-lg:0 18px 50px -12px rgba(20,40,60,.18);
  }
}

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

body{
  margin:0; font-family:var(--font); color:var(--text); background-color:var(--bg);
  line-height:1.8; font-size:16px; min-height:100dvh;
  overflow-x:hidden; padding-bottom:6.5rem;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  transition:background-color var(--dur) ease, color var(--dur) ease;
}
[dir="rtl"] body{ text-align:right; }
[dir="ltr"] body{ text-align:left; }

/* ---- per-page ambient background: layered gradient orbs, CSS-only ---- */
.page-glow{
  position:fixed; inset:0; z-index:var(--z-glow); pointer-events:none;
  overflow:hidden;
  background-color:var(--bg);
  background-image:
    radial-gradient(620px 520px at var(--glow1,10% -10%), var(--accent-glow), transparent 62%),
    radial-gradient(580px 540px at var(--glow2,95% 105%), var(--gold-glow), transparent 62%),
    radial-gradient(900px 700px at 50% 50%, color-mix(in srgb, var(--accent) 4%, transparent), transparent 70%);
}
/* two slow-drifting orbs on top of the static wash — transform-only, so the
   whole effect stays on the compositor (reduced-motion kills it globally) */
.page-glow::before, .page-glow::after{
  content:""; position:absolute; width:52vmax; height:52vmax; border-radius:50%;
}
.page-glow::before{
  inset-inline-start:-16vmax; top:-18vmax;
  background:radial-gradient(circle, var(--accent-glow), transparent 64%);
  animation:orb-drift-a 44s cubic-bezier(.45,0,.55,1) infinite alternate;
}
.page-glow::after{
  inset-inline-end:-18vmax; bottom:-20vmax;
  background:radial-gradient(circle, var(--gold-glow), transparent 64%);
  animation:orb-drift-b 36s cubic-bezier(.45,0,.55,1) infinite alternate;
}
@keyframes orb-drift-a{
  from{ transform:translate3d(0,0,0) scale(1); }
  to{ transform:translate3d(9vmax,7vmax,0) scale(1.16); }
}
@keyframes orb-drift-b{
  from{ transform:translate3d(0,0,0) scale(1.1); }
  to{ transform:translate3d(-8vmax,-6vmax,0) scale(.92); }
}
body.pg-home{ --glow1:8% -10%; --glow2:100% 15%; }
body.pg-portfolio{ --glow1:100% -15%; --glow2:-5% 100%; }
body.pg-project{ --glow1:50% -20%; --glow2:100% 100%; }
body.pg-team{ --glow1:-10% 30%; --glow2:110% 80%; }
body.pg-resume{ --glow1:105% -10%; --glow2:0% 105%; }
body.pg-services{ --glow1:15% 110%; --glow2:100% -10%; }
body.pg-blog{ --glow1:90% 0%; --glow2:5% 100%; }
body.pg-about{ --glow1:50% -25%; --glow2:50% 125%; }
body.pg-faq{ --glow1:-10% -10%; --glow2:105% 110%; }
body.pg-contact{ --glow1:100% 105%; --glow2:-10% -10%; }
body.pg-legal{ --glow1:50% 0%; --glow2:50% 100%; }
body.pg-clients{ --glow1:20% -15%; --glow2:85% 110%; }

a{ color:inherit; text-decoration:none; }
img,video{ max-width:100%; display:block; }
h1,h2,h3,h4{ margin:0 0 var(--sp-2); text-wrap:balance; font-weight:800; letter-spacing:-.015em; line-height:1.35; }
p{ margin:0 0 var(--sp-4); color:var(--text-dim); }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; }

/* ---- accessible focus ring (was missing entirely) ---- */
:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:var(--sp-1);
}
:focus:not(:focus-visible){ outline:none; }

/* ---- skip link ---- */
.skip-link{
  position:absolute; inset-inline-start:var(--sp-4); top:-100px; z-index:calc(var(--z-overlay) + 10);
  background:var(--accent); color:var(--accent-ink); padding:var(--sp-3) var(--sp-5);
  border-radius:var(--radius-sm); font-weight:700;
  transition:top var(--dur) var(--ease-out);
}
.skip-link:focus{ top:var(--sp-4); }

.container{ max-width:1180px; margin:0 auto; padding:0 var(--sp-5); }
.section{ padding:clamp(3rem,6vw,5.5rem) 0; }
.section-head{ max-width:640px; margin:0 0 var(--sp-7); }
.eyebrow{
  color:var(--accent); font-weight:700; font-size:.85rem;
  letter-spacing:.06em; margin-bottom:var(--sp-2);
  display:flex; align-items:center; gap:var(--sp-2);
}
.eyebrow::before{
  content:""; width:22px; height:2px; border-radius:2px;
  background:linear-gradient(90deg,var(--accent),transparent); flex:0 0 auto;
}
.section-title{ font-size:clamp(1.6rem,3.4vw,2.4rem); margin-bottom:var(--sp-3); }
.section-sub{ color:var(--text-dim); font-size:1.02rem; max-width:62ch; }

/* ---- glass primitives (skill spec: blur 10-20px, translucent, sheen border) ---- */
.glass{
  position:relative;
  background:var(--surface);
  border:1px solid var(--surface-border);
  border-radius:var(--radius);
  backdrop-filter:blur(var(--blur)) saturate(150%);
  -webkit-backdrop-filter:blur(var(--blur)) saturate(150%);
  box-shadow:var(--shadow);
}
/* top-edge light reflection — the detail that sells the glass look */
.glass::before{
  content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
  background:linear-gradient(180deg,var(--surface-sheen),transparent 42%);
  opacity:.28; mix-blend-mode:overlay;
}
.glass > *{ position:relative; }

.glass-card{
  padding:var(--sp-5);
  transition:transform 340ms var(--ease-spring),
             box-shadow 340ms var(--ease-out),
             border-color 340ms var(--ease-out);
}
.glass-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:color-mix(in srgb, var(--accent) 42%, var(--surface-border));
}

/* ---- buttons ---- */
.btn{
  display:inline-flex; align-items:center; gap:var(--sp-2); justify-content:center;
  min-height:44px; padding:var(--sp-3) var(--sp-6);
  border-radius:999px; font-weight:700; font-size:.95rem; font-family:inherit;
  border:1px solid transparent; cursor:pointer; white-space:nowrap;
  transition:transform var(--dur-fast) var(--ease-out),
             box-shadow var(--dur) var(--ease-out),
             background-color var(--dur) var(--ease-out),
             border-color var(--dur) var(--ease-out);
}
.btn:hover{ transform:translateY(-2px); }
.btn:active{ transform:translateY(0) scale(.97); }   /* press feedback */
.btn-primary{ background:var(--accent); color:var(--accent-ink); box-shadow:0 10px 26px -10px var(--accent-glow); }
.btn-primary:hover{ box-shadow:0 16px 34px -10px var(--accent-glow); }
.btn-ghost{
  background:var(--surface); color:var(--text); border-color:var(--surface-border);
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
}
.btn-ghost:hover{ border-color:var(--accent); background:var(--surface-2); }
.btn-gold{ background:var(--gold); color:var(--gold-ink); }
.btn-sm{ min-height:44px; padding:var(--sp-2) var(--sp-4); font-size:.85rem; }

.pill{
  display:inline-block; padding:var(--sp-1) var(--sp-3); border-radius:999px;
  font-size:.78rem; font-weight:700;
  background:var(--surface); border:1px solid var(--surface-border); color:var(--text-dim);
}
.pill-accent{ background:var(--accent-glow); color:var(--accent); border-color:transparent; }
.pill-gold{ background:var(--gold-glow); color:var(--gold); border-color:transparent; }

/* ---- header ---- */
.site-header{
  position:sticky; top:0; z-index:var(--z-header);
  padding:var(--sp-3) var(--sp-5);
  border-bottom:1px solid transparent;
  transition:background-color var(--dur) var(--ease-out),
             border-color var(--dur) var(--ease-out),
             box-shadow var(--dur) var(--ease-out);
}
/* JS adds .is-scrolled past 8px so content never slides under a bare header */
.site-header.is-scrolled{
  background:color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter:blur(14px) saturate(150%);
  -webkit-backdrop-filter:blur(14px) saturate(150%);
  border-bottom-color:var(--surface-border);
  box-shadow:var(--shadow-sm);
}
.header-inner{
  max-width:1180px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between; gap:var(--sp-4);
}
/* ---- brand lockup: mark + wordmark ---- */
.brand{ display:flex; align-items:center; gap:var(--sp-3); font-weight:800; font-size:1.15rem; min-height:44px; }
.brand-mark{
  flex:0 0 auto; display:flex; width:var(--mark,34px); height:var(--mark,34px);
  transition:transform var(--dur) var(--ease-spring);
}
.brand-mark img{ width:100%; height:100%; object-fit:contain; }
.brand:hover .brand-mark{ transform:rotate(-6deg) scale(1.07); }

.brand-word{ display:flex; flex-direction:column; line-height:1.15; }
.brand-name{ font-weight:800; }
/* In the EN build the main name *is* the wordmark, so it takes the same caps
   and tracking as the Latin sub-line used under the Persian name. */
[dir="ltr"] .brand-name{ text-transform:uppercase; letter-spacing:.16em; }
/* Latin lockup under the Persian name — the tracking is what makes it read as
   a wordmark rather than stray text. Hidden in the EN build, where the main
   name is already "PARVEX". */
.brand-latin{
  font-size:.56em; font-weight:700; letter-spacing:.22em;
  color:var(--accent); margin-top:2px;
}
.brand .logo-fallback{
  height:36px; width:36px; border-radius:10px; display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg,var(--accent),var(--gold)); color:#08201C; font-weight:800;
}
.header-actions{ display:flex; align-items:center; gap:var(--sp-2); }
.icon-btn{
  width:44px; height:44px;            /* was 40px — below the 44px touch minimum */
  border-radius:50%; display:flex; align-items:center; justify-content:center;
  background:var(--surface); border:1px solid var(--surface-border);
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  cursor:pointer; color:var(--text); font-size:.9rem; font-weight:700;
  transition:border-color var(--dur) var(--ease-out),
             background-color var(--dur) var(--ease-out),
             transform var(--dur-fast) var(--ease-out);
}
.icon-btn:hover{ border-color:var(--accent); background:var(--surface-2); }
.icon-btn:active{ transform:scale(.94); }
.lang-btn{ font-weight:800; font-size:.8rem; }

/* ---- floating glass bottom nav ---- */
.bottom-nav-wrap{
  position:fixed; bottom:max(var(--sp-4), env(safe-area-inset-bottom)); left:0; right:0;
  z-index:var(--z-nav); display:flex; justify-content:center;
  padding:0 var(--sp-4); pointer-events:none;
}
.bottom-nav{
  pointer-events:auto; display:flex; align-items:center; gap:var(--sp-1);
  padding:var(--sp-2); border-radius:999px; max-width:100%;
  overflow-x:auto; scrollbar-width:none; box-shadow:var(--shadow-lg);
}
.bottom-nav::-webkit-scrollbar{ display:none; }
.bottom-nav a{
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:2px;
  min-width:56px; min-height:48px; padding:var(--sp-2) var(--sp-3);
  border-radius:999px; font-size:.75rem; font-weight:700; color:var(--text-dim);
  white-space:nowrap;
  transition:background-color var(--dur) var(--ease-out), color var(--dur) var(--ease-out);
}
.bottom-nav a svg{ width:19px; height:19px; }
.bottom-nav a.active{ color:var(--accent-ink); background:var(--accent); }
.bottom-nav a:not(.active):hover{ color:var(--text); background:var(--surface-2); }

/* ---- footer: full-bleed surface, animated hairline, CTA band, watermark ---- */
.site-footer{
  position:relative; margin-top:var(--sp-9); overflow:hidden;
  padding:0 0 var(--sp-7);
  background:linear-gradient(180deg,
    color-mix(in srgb, var(--bg-alt) 40%, transparent),
    color-mix(in srgb, var(--bg-alt) 92%, var(--accent) 3%));
}
.footer-hairline{
  height:2px; width:100%;
  background:linear-gradient(90deg, transparent, var(--accent), var(--gold), transparent);
  background-size:220% 100%;
  animation:footer-hairline 7s linear infinite;
}
@keyframes footer-hairline{ from{ background-position:0% 0; } to{ background-position:220% 0; } }

/* compact single-band layout: brand | links | contact */
.footer-main{
  display:flex; flex-wrap:wrap; gap:var(--sp-6); align-items:flex-start;
  justify-content:space-between; padding:var(--sp-6) 0;
}
.footer-brand{ max-width:280px; }
.footer-slogan{ font-weight:700; color:var(--text); font-size:.9rem; margin:var(--sp-2) 0 var(--sp-3); }
.footer-social{ display:flex; gap:var(--sp-2); flex-wrap:wrap; }
.footer-social .icon-btn svg{ width:18px; height:18px; }

.footer-nav{
  display:flex; flex-wrap:wrap; gap:var(--sp-1) var(--sp-2);
  max-width:420px; align-content:flex-start;
}
.footer-nav a{
  color:var(--text-dim); font-size:.88rem; min-height:38px;
  display:inline-flex; align-items:center; padding:var(--sp-1) var(--sp-3);
  border-radius:999px; border:1px solid transparent;
  transition:color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out),
             background-color var(--dur) var(--ease-out);
}
.footer-nav a:hover{ color:var(--accent); border-color:var(--surface-border); background:var(--surface); }

.footer-contact{ display:flex; flex-direction:column; gap:var(--sp-2); align-items:flex-start; }

.footer-contact-line{
  display:inline-flex !important; align-items:center; gap:var(--sp-2);
  color:var(--text-dim); font-size:.88rem;
}
.footer-contact-line svg{ width:16px; height:16px; color:var(--accent); flex:0 0 auto; }
[dir="rtl"] .footer-contact-line[dir="ltr"]{ justify-content:flex-end; }

/* trust badges (Enamad and friends) sit above the copyright line */
.footer-badges{
  display:flex; flex-wrap:wrap; gap:var(--sp-3); justify-content:center;
  padding-bottom:var(--sp-5);
}
.footer-badge{
  display:flex; align-items:center; justify-content:center;
  width:92px; height:92px; padding:var(--sp-2); border-radius:var(--radius-sm);
  background:#FFFFFF;                 /* Enamad artwork assumes a white ground */
  backdrop-filter:none; -webkit-backdrop-filter:none;
  transition:transform 220ms var(--ease-spring), box-shadow 220ms var(--ease-out);
}
.footer-badge::before{ display:none; }
.footer-badge:hover{ transform:translateY(-4px); box-shadow:var(--shadow); }
.footer-badge img{ max-width:100%; max-height:100%; object-fit:contain; }

.footer-bottom{
  display:flex; flex-wrap:wrap; gap:var(--sp-3); justify-content:space-between; align-items:center;
  padding-top:var(--sp-4); border-top:1px solid var(--surface-border);
}
.footer-copy{ font-size:.85rem; color:var(--text-dim); margin:0; }
.footer-made .heart{ color:var(--danger); display:inline-block; animation:heart-beat 1.8s ease-in-out infinite; }
@keyframes heart-beat{ 0%,100%{ transform:scale(1); } 12%{ transform:scale(1.25); } 24%{ transform:scale(1); } 36%{ transform:scale(1.18); } }

/* oversized brand watermark peeking from behind the panel */
.footer-watermark{
  position:absolute; bottom:-1.2rem; left:50%; transform:translateX(-50%);
  font-size:clamp(4rem,14vw,10rem); font-weight:800; letter-spacing:.08em;
  line-height:1; pointer-events:none; user-select:none; z-index:-1;
  color:transparent;
  -webkit-text-stroke:1px color-mix(in srgb, var(--text) 14%, transparent);
}

/* ---- reveal-on-scroll: drift up with a hint of scale for a softer landing ---- */
.reveal{
  opacity:0; transform:translate3d(0,20px,0) scale(.985);
  transition:opacity var(--dur-slow) var(--ease-soft), transform var(--dur-slow) var(--ease-soft);
  will-change:opacity, transform;
}
.reveal.is-visible{ opacity:1; transform:none; will-change:auto; }

/* ---- counters: three stat cards with icon + gradient number ---- */
.stat-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:var(--sp-5); }
.stat-card{
  position:relative; text-align:center; overflow:hidden;
  padding:var(--sp-6) var(--sp-4) var(--sp-5);
  transition:transform 340ms var(--ease-spring),
             box-shadow 340ms var(--ease-out),
             border-color 340ms var(--ease-out);
}
.stat-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:color-mix(in srgb, var(--accent) 42%, var(--surface-border));
}
/* gradient hairline along the card's top edge */
.stat-card::after{
  content:""; position:absolute; top:0; left:14%; right:14%; height:2px; border-radius:2px;
  background:linear-gradient(90deg, transparent, var(--accent), var(--gold), transparent);
  opacity:.75;
}
/* soft glow pooling behind the number */
.stat-card .stat-icon{
  width:52px; height:52px; border-radius:16px; margin:0 auto var(--sp-3);
  display:flex; align-items:center; justify-content:center;
  background:var(--accent-glow); color:var(--accent);
  border:1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  transition:transform var(--dur) var(--ease-spring);
}
.stat-card .stat-icon svg{ width:24px; height:24px; }
.stat-card:hover .stat-icon{ transform:translateY(-3px) rotate(-6deg) scale(1.08); }
.stat-number{
  display:flex; align-items:baseline; justify-content:center; gap:2px;
  font-size:clamp(2.1rem,4.6vw,3rem); font-weight:800;
  font-variant-numeric:tabular-nums; line-height:1.2;
  background:linear-gradient(94deg, var(--accent), var(--gold));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.stat-plus{ font-size:.6em; font-weight:800; }
.stat-label{ color:var(--text-dim); font-size:.9rem; margin-top:var(--sp-2); font-weight:700; }

/* ---- grids ---- */
.grid-2{ display:grid; grid-template-columns:repeat(2,1fr); gap:var(--sp-4); }
.grid-3{ display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:var(--sp-5); }
.grid-4{ display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:var(--sp-4); }
@media (max-width:640px){ .grid-2{ grid-template-columns:1fr 1fr; gap:var(--sp-3); } }

/* ---- forms ---- */
.field{ margin-bottom:var(--sp-4); }
.field label{ display:block; font-size:.88rem; color:var(--text-dim); margin-bottom:var(--sp-2); font-weight:700; }
.field input, .field textarea, .field select{
  width:100%; min-height:48px; padding:var(--sp-3) var(--sp-4);
  border-radius:var(--radius-sm); border:1px solid var(--surface-border);
  background:var(--surface); color:var(--text); font-family:inherit; font-size:1rem;
  transition:border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.field textarea{ min-height:130px; resize:vertical; }
.field input::placeholder, .field textarea::placeholder{ color:var(--text-faint); }
.field input:focus, .field textarea:focus, .field select:focus{
  outline:none; border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-glow);
}
.honeypot-field{ position:absolute; left:-9999px; opacity:0; }

.alert{ padding:var(--sp-4) var(--sp-5); border-radius:var(--radius-sm); margin-bottom:var(--sp-5); font-size:.92rem; }
.alert-success{ background:color-mix(in srgb,var(--success) 14%,transparent); color:var(--success); border:1px solid color-mix(in srgb,var(--success) 32%,transparent); }
.alert-error{ background:color-mix(in srgb,var(--danger) 14%,transparent); color:var(--danger); border:1px solid color-mix(in srgb,var(--danger) 32%,transparent); }

.overflow-x{ overflow-x:auto; }

@media (max-width:720px){
  .grid-2{ grid-template-columns:1fr; }
  .container{ padding:0 var(--sp-4); }
  .section{ padding:clamp(2.2rem,7vw,3.4rem) 0; }
}

/* ==========================================================================
   Polish layer — brand details & micro-interactions
   ========================================================================== */

/* ---- cursor spotlight ----
   One fixed element parked at 0,0 and moved with translate3d, so tracking the
   pointer never touches layout. JS only writes --mx/--my; the easing is done
   in CSS so it keeps gliding after the pointer stops. */
.cursor-glow{
  position:fixed; top:0; left:0; z-index:var(--z-glow); pointer-events:none;
  width:520px; height:520px; margin:-260px 0 0 -260px; border-radius:50%;
  opacity:0; transition:opacity 420ms var(--ease-out);
  background:radial-gradient(closest-side,
    color-mix(in srgb, var(--accent) 26%, transparent),
    color-mix(in srgb, var(--accent) 9%, transparent) 45%,
    transparent 72%);
  will-change:transform;
}
.cursor-glow.is-on{ opacity:1; }
/* No pointer to follow, or the user asked for less motion. */
@media (hover:none), (prefers-reduced-motion: reduce){
  .cursor-glow{ display:none; }
}

/* ---- header inline nav (top of page only) ---- */
.header-nav{ display:flex; align-items:center; gap:var(--sp-1); }
.header-nav a{
  padding:var(--sp-2) var(--sp-3); border-radius:999px;
  font-size:.88rem; font-weight:700; color:var(--text-dim);
  white-space:nowrap;
  transition:color 180ms var(--ease-out), background-color 180ms var(--ease-out);
}
.header-nav a:hover{ color:var(--text); background:var(--surface); }
.header-nav a.active{ color:var(--accent); }
/* Collapses once the page scrolls: opacity for the fade, a transform and a
   clamped height so it also gives its space back instead of leaving a gap. */
.header-nav-wrap{
  overflow:hidden; max-height:60px; opacity:1;
  transition:max-height 320ms var(--ease-out), opacity 220ms var(--ease-out),
             transform 320ms var(--ease-out);
}
.site-header.is-scrolled .header-nav-wrap{
  max-height:0; opacity:0; transform:translateY(-8px);
}
@media (max-width:900px){ .header-nav-wrap{ display:none; } }

/* branded text selection + thin accent scrollbar */
::selection{ background:color-mix(in srgb, var(--accent) 28%, transparent); }
html{
  scrollbar-width:thin;
  scrollbar-color:color-mix(in srgb, var(--accent) 40%, var(--surface-solid)) transparent;
}

/* gradient headline (hero) */
.text-gradient{
  background:linear-gradient(94deg, var(--text) 12%, var(--accent) 55%, var(--text) 92%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}

/* one-shot light sweep across card imagery on hover (containers already clip) */
.project-card .thumb, .blog-card .cover, .team-card .photo{ position:relative; }
.project-card .thumb::after, .blog-card .cover::after, .team-card .photo::after{
  content:""; position:absolute; top:-8%; bottom:-8%; left:-45%; width:38%;
  background:linear-gradient(105deg, transparent, rgba(255,255,255,.30), transparent);
  transform:skewX(-16deg); pointer-events:none; opacity:0;
}
.project-card:hover .thumb::after,
.blog-card:hover .cover::after,
.team-card:hover .photo::after{ animation:card-shine .75s var(--ease-out); }
@keyframes card-shine{
  from{ transform:translateX(0) skewX(-16deg); opacity:1; }
  to{ transform:translateX(360%) skewX(-16deg); opacity:0; }
}

/* reading progress bar (blog detail) — scaleX driven from ui.js */
.scroll-progress{
  position:fixed; top:0; inset-inline:0; height:3px;
  z-index:calc(var(--z-header) + 1); pointer-events:none;
  background:linear-gradient(90deg, var(--accent), var(--gold));
  transform:scaleX(0); transform-origin:0 50%;
}
[dir="rtl"] .scroll-progress{ transform-origin:100% 50%; }

/* bottom-nav lift */
.bottom-nav a{ transition:background-color var(--dur) var(--ease-out),
               color var(--dur) var(--ease-out),
               transform var(--dur-fast) var(--ease-out); }
.bottom-nav a:not(.active):hover{ transform:translateY(-2px); }
.bottom-nav a:active{ transform:scale(.95); }

/* cross-document page transition (Chromium; others simply ignore it) */
@view-transition{ navigation:auto; }
::view-transition-old(root), ::view-transition-new(root){ animation-duration:220ms; }
@media (prefers-reduced-motion: reduce){
  @view-transition{ navigation:none; }
}

/* ==========================================================================
   Mobile refinements — every section tuned for small screens
   ========================================================================== */
@media (max-width:640px){
  /* hero */
  .hero-grid{ gap:var(--sp-5); }
  .hero-media{ max-width:min(420px, 100%); }
  .float-chip{ font-size:.72rem; padding:var(--sp-1) var(--sp-3); gap:var(--sp-1); }
  .float-chip svg{ width:14px; height:14px; }
  .hero-caption{ font-size:.78rem; padding:var(--sp-1) var(--sp-3); }

  /* section rhythm */
  .section-head{ margin-bottom:var(--sp-6); }
  .stat-grid{ grid-template-columns:repeat(3,1fr); gap:var(--sp-2); }
  .stat-card{ padding:var(--sp-4) var(--sp-2); }
  .stat-card .stat-icon{ width:38px; height:38px; border-radius:12px; margin-bottom:var(--sp-2); }
  .stat-card .stat-icon svg{ width:18px; height:18px; }
  .stat-number{ font-size:1.5rem; }
  .stat-label{ font-size:.72rem; }

  /* growth cards */
  .growth-spark{ width:86px; height:36px; }

  /* footer */
  .footer-main{ flex-direction:column; align-items:center; text-align:center; gap:var(--sp-5); }
  .footer-brand{ display:flex; flex-direction:column; align-items:center; }
  .footer-nav{ justify-content:center; }
  .footer-contact{ align-items:center; }
  .footer-bottom{ flex-direction:column; gap:var(--sp-2); text-align:center; }
  .site-footer{ margin-top:var(--sp-7); }
}

/* ---- reduced motion: kill movement, keep content visible ---- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:.001ms !important; animation-iteration-count:1 !important;
    transition-duration:.001ms !important; scroll-behavior:auto !important;
  }
  .reveal{ opacity:1 !important; transform:none !important; }
}