/* ==================================================================
   NOVEN TECH — design tokens
   Palette: near-white canvas, ink text, indigo/violet signature accent
   echoing the orbit/globe motif carried over from the 3D background.
   Type: Space Grotesk (display) + Inter (body) — deliberately not the
   Poppins/Jakarta pairing of the source files.
   ================================================================== */
:root {
  --bg: #fbfbfe;
  --bg-alt: #f3f3f9;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --panel-alt: rgba(246, 246, 251, 0.88);
  --border: rgba(20, 20, 43, 0.09);
  --border-strong: rgba(20, 20, 43, 0.16);
  --ink: #14142b;
  --ink-soft: #4c4c68;
  --ink-mute: #66667f;
  --indigo: #4f46e5;
  --violet: #7c3aed;
  --sky: #0369a1;
  --rose: #be185d;
  --amber: #92400e;
  --accent-fill-start: #4f46e5;
  --accent-fill-end: #6d28d9;
  --success-fill-start: #047857;
  --success-fill-end: #065f46;
  --field-bg: #fff;
  --on-accent: #fff;
  --selection-bg: rgba(79, 70, 229, 0.2);
  --shadow-sm: 0 8px 24px rgba(20, 20, 60, 0.06);
  --shadow-md: 0 20px 48px rgba(20, 20, 60, 0.09);
  --shadow-glow: 0 18px 40px rgba(79, 70, 229, 0.22);
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --nav-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: light;
}

html[data-theme="dark"] {
  --bg: #090b16;
  --bg-alt: #0f1324;
  --panel: rgba(20, 25, 44, 0.84);
  --panel-strong: rgba(12, 15, 29, 0.95);
  --panel-alt: rgba(17, 21, 39, 0.91);
  --border: rgba(199, 205, 236, 0.13);
  --border-strong: rgba(199, 205, 236, 0.25);
  --ink: #f7f8ff;
  --ink-soft: #c6cbdf;
  --ink-mute: #a6aec8;
  --indigo: #9095ff;
  --violet: #b69aff;
  --sky: #4cc9f0;
  --rose: #f472b6;
  --amber: #fbbf24;
  --accent-fill-start: #4f46e5;
  --accent-fill-end: #6d28d9;
  --success-fill-start: #047857;
  --success-fill-end: #065f46;
  --field-bg: #11162a;
  --on-accent: #fff;
  --selection-bg: rgba(144, 149, 255, 0.3);
  --shadow-sm: 0 10px 28px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 22px 54px rgba(0, 0, 0, 0.38);
  --shadow-glow: 0 18px 42px rgba(124, 58, 237, 0.34);
  color-scheme: dark;
}

/* ==================================================================
   RESET & BASE
   ================================================================== */
* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--indigo) var(--bg-alt);
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 10px; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.35s var(--ease), color 0.35s var(--ease);
}

/* Static fallback shown when WebGL graphics are disabled. A subtle
   technical grid and brand-color glows replace the space scene while
   staying responsive to the selected light or dark theme. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  background:
    linear-gradient(rgba(79, 70, 229, 0.045) 1px, transparent 1px) 0 0 / 68px 68px,
    linear-gradient(90deg, rgba(79, 70, 229, 0.045) 1px, transparent 1px) 0 0 / 68px 68px,
    radial-gradient(ellipse at 12% 18%, rgba(79, 70, 229, 0.22), transparent 45%),
    radial-gradient(ellipse at 88% 24%, rgba(14, 165, 233, 0.16), transparent 42%),
    radial-gradient(ellipse at 58% 100%, rgba(124, 58, 237, 0.16), transparent 48%),
    linear-gradient(145deg, #fbfbff 0%, #eef1ff 50%, #f8f3ff 100%);
  transition: opacity 0.4s var(--ease);
}
html[data-theme="dark"] body::before {
  background:
    linear-gradient(rgba(144, 149, 255, 0.07) 1px, transparent 1px) 0 0 / 68px 68px,
    linear-gradient(90deg, rgba(144, 149, 255, 0.07) 1px, transparent 1px) 0 0 / 68px 68px,
    radial-gradient(ellipse at 12% 18%, rgba(79, 70, 229, 0.32), transparent 45%),
    radial-gradient(ellipse at 88% 24%, rgba(14, 165, 233, 0.22), transparent 42%),
    radial-gradient(ellipse at 58% 100%, rgba(124, 58, 237, 0.26), transparent 48%),
    linear-gradient(145deg, #070917 0%, #0e1428 50%, #180d2d 100%);
}
html[data-graphics="off"] body::before { opacity: 1; }

::selection { background: var(--selection-bg); color: var(--ink); }
h1, h2, h3, h4, h5 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.02em; color: var(--ink); }
p { color: var(--ink-soft); }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; }
img, svg { display: block; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--indigo);
  outline-offset: 3px;
  border-radius: 6px;
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 1.75rem; }

/* ==================================================================
   3D BACKGROUND CANVAS — fixed, transparent, decoupled from UI layer.
   Rendered content shows through; opacity is faded up once the first
   frame is ready so there is never a blank flash.
   ================================================================== */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
  opacity: 0;
  transition: opacity 1.1s ease;
}
#bg-canvas.is-ready { opacity: 1; }
html[data-graphics="off"] #bg-canvas { opacity: 0; visibility: hidden; }
html[data-graphics="off"] .mark-ring { animation: none; }
html[data-graphics="off"] .marquee { animation-play-state: paused; }
html[data-graphics="off"] .hero-float { will-change: auto; }

/* ==================================================================
   GLASS PANEL — shared readable-surface treatment
   ================================================================== */
.glass {
  background: var(--panel);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

/* ==================================================================
   NAVBAR
   ================================================================== */
.nav-wrap { position: fixed; top: 0; left: 0; right: 0; z-index: 50; padding: 0.9rem 1.5rem 0; }
.nav {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0.85rem 0.7rem 1.35rem;
  transition: box-shadow 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease);
}
.nav.scrolled { background: var(--panel-strong); box-shadow: var(--shadow-md); border-color: var(--border-strong); }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--ink);
}
.brand-ring { width: 22px; height: 22px; color: var(--indigo); }

.nav-list { display: flex; align-items: center; gap: 1.9rem; }
.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
  padding: 0.3rem 0;
  transition: color 0.25s;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--indigo), var(--violet));
  transition: width 0.3s var(--ease);
}
.nav-link:hover, .nav-link.active { color: var(--ink); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.nav-cta {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: linear-gradient(135deg, var(--accent-fill-start), var(--accent-fill-end));
  color: var(--on-accent); font-weight: 600; font-size: 0.9rem;
  padding: 0.6rem 1.15rem; border-radius: 40px;
  box-shadow: 0 6px 18px rgba(79, 70, 229, 0.32);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.nav-cta svg { width: 15px; height: 15px; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(79, 70, 229, 0.42); }

.nav-toggle { display: none; flex-direction: column; gap: 4px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.3s, opacity 0.3s; }

.theme-toggle,
.graphics-toggle {
  width: 40px; height: 40px; position: relative; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-strong); border-radius: 50%;
  background: var(--panel); color: var(--ink-soft); cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: color 0.25s, border-color 0.25s, background 0.25s, transform 0.25s var(--ease);
}
.theme-toggle:hover,
.graphics-toggle:hover { color: var(--indigo); border-color: var(--indigo); transform: translateY(-2px) rotate(-4deg); }
.theme-icon,
.graphics-icon {
  position: absolute; width: 18px; height: 18px;
  transition: opacity 0.3s var(--ease), transform 0.4s var(--ease);
}
.theme-icon-moon { opacity: 1; transform: rotate(0deg) scale(1); }
.theme-icon-sun { opacity: 0; transform: rotate(-90deg) scale(0.5); }
html[data-theme="dark"] .theme-icon-moon { opacity: 0; transform: rotate(90deg) scale(0.5); }
html[data-theme="dark"] .theme-icon-sun { opacity: 1; transform: rotate(0deg) scale(1); }
.graphics-icon-on { opacity: 1; transform: rotate(0deg) scale(1); }
.graphics-icon-off { opacity: 0; transform: rotate(-90deg) scale(0.5); }
html[data-graphics="off"] .graphics-icon-on { opacity: 0; transform: rotate(90deg) scale(0.5); }
html[data-graphics="off"] .graphics-icon-off { opacity: 1; transform: rotate(0deg) scale(1); }
.theme-label,
.graphics-label {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ==================================================================
   SECTION SCAFFOLDING — near-opaque wash so the live background stays
   visible but never fights text contrast; hero is the exception and
   is left fully transparent to show the 3D scene directly.
   ================================================================== */
.section { position: relative; z-index: 1; padding: 6.5rem 0; background: var(--panel-strong); }
.section.alt { background: var(--panel-alt); }

.section-head { max-width: 640px; margin: 0 auto 3.2rem; text-align: center; }
.eyebrow {
  display: inline-block; font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--indigo);
  margin-bottom: 0.7rem;
}
.section-head h2 { font-size: clamp(1.7rem, 3.2vw, 2.35rem); margin-bottom: 0.85rem; }
.lede { font-size: 1.02rem; color: var(--ink-soft); }
.highlight, .accent-ink { background: linear-gradient(90deg, var(--indigo), var(--violet)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

.divider { position: relative; z-index: 1; color: var(--border-strong); height: 24px; }
.divider svg { width: 200px; height: 24px; display: block; margin: 0 auto; }

/* ==================================================================
   BUTTONS
   ================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  font-weight: 600; font-size: 0.95rem; padding: 0.85rem 1.7rem;
  border-radius: 40px; border: none; cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: linear-gradient(135deg, var(--accent-fill-start), var(--accent-fill-end)); color: var(--on-accent); box-shadow: var(--shadow-glow); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 24px 48px rgba(79, 70, 229, 0.3); }
.btn-outline { background: var(--panel); color: var(--ink); border: 1.5px solid var(--border-strong); }
.btn-outline:hover { transform: translateY(-3px); border-color: var(--indigo); color: var(--indigo); }
.btn-block { width: 100%; }

/* ==================================================================
   HERO
   ================================================================== */
.hero {
  position: relative; z-index: 1;
  min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
  padding: calc(var(--nav-h) + 2rem) 1.5rem 4rem;
}
.hero-inner { max-width: 760px; text-align: center; }
.badge {
  display: inline-block; font-size: 0.85rem; font-weight: 600; color: var(--indigo);
  background: rgba(79, 70, 229, 0.08); border: 1px solid rgba(79, 70, 229, 0.18);
  padding: 0.45rem 1rem; border-radius: 40px; margin-bottom: 1.6rem;
}
.hero-title {
  font-size: clamp(2.3rem, 5.6vw, 3.9rem);
  line-height: 1.1; letter-spacing: -0.03em; margin-bottom: 1.4rem;
}
.hero-sub { font-size: 1.15rem; color: var(--ink-soft); max-width: 580px; margin: 0 auto 2.4rem; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.hero-float {
  position: absolute; display: flex; align-items: center; gap: 0.7rem;
  padding: 0.85rem 1.1rem; z-index: 2; will-change: transform;
}
.hero-float strong { display: block; font-size: 0.86rem; font-weight: 600; color: var(--ink); }
.hero-float small { font-size: 0.72rem; color: var(--ink-mute); }
.mini-icon { width: 36px; height: 36px; border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.mini-icon svg { width: 18px; height: 18px; }
.mini-icon.purple { background: rgba(124, 58, 237, 0.12); color: var(--violet); }
.mini-icon.cyan { background: rgba(14, 165, 233, 0.12); color: var(--sky); }
.mini-icon.pink { background: rgba(219, 39, 119, 0.12); color: var(--rose); }
.card-left { top: 24%; left: 6%; }
.card-right { top: 20%; right: 6%; }
.card-bottom { bottom: 14%; left: 50%; transform: translateX(-50%); }
@media (max-width: 980px) { .hero-float { display: none; } }

/* ==================================================================
   ABOUT
   ================================================================== */
.about-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 3rem; align-items: center; }
.about-mark { padding: 2.6rem 2rem; text-align: center; }
.mark-ring { width: 46px; height: 46px; color: var(--indigo); margin: 0 auto 1rem; animation: spin-slow 16s linear infinite; }
@media (prefers-reduced-motion: reduce) { .mark-ring { animation: none; } }
@keyframes spin-slow { to { transform: rotate(360deg); } }
.about-mark h3 { font-size: 1.5rem; margin-bottom: 0.4rem; }
.about-mark p { font-size: 0.85rem; }
.about-copy h3 { font-size: 1.5rem; margin-bottom: 0.9rem; }
.about-copy p { font-size: 1rem; line-height: 1.85; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.3rem; margin-top: 2.2rem; }
.stat-num { display: block; font-family: var(--font-display); font-size: 2.1rem; font-weight: 700; color: var(--indigo); }
.stat-label { font-size: 0.85rem; color: var(--ink-mute); }
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } }

/* ==================================================================
   CARDS / SERVICES
   ================================================================== */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.6rem; }
.card {
  padding: 2.1rem 1.8rem; transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s;
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.card-icon { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.1rem; transition: transform 0.35s var(--ease); }
.card:hover .card-icon { transform: scale(1.08) rotate(-4deg); }
.card-icon svg { width: 24px; height: 24px; }
.card-icon.purple { background: rgba(124, 58, 237, 0.1); color: var(--violet); }
.card-icon.cyan { background: rgba(14, 165, 233, 0.1); color: var(--sky); }
.card-icon.pink { background: rgba(219, 39, 119, 0.1); color: var(--rose); }
.card-icon.orange { background: rgba(217, 119, 6, 0.1); color: var(--amber); }
.card h4 { font-size: 1.15rem; margin-bottom: 0.55rem; }
.card p { font-size: 0.92rem; margin-bottom: 1.1rem; }
.tag { display: inline-block; font-size: 0.76rem; font-weight: 600; padding: 0.32rem 0.7rem; border-radius: 20px; }
.tag.purple { background: rgba(124, 58, 237, 0.09); color: var(--violet); }
.tag.cyan { background: rgba(14, 165, 233, 0.09); color: var(--sky); }
.tag.pink { background: rgba(219, 39, 119, 0.09); color: var(--rose); }
.tag.orange { background: rgba(217, 119, 6, 0.09); color: var(--amber); }

/* ==================================================================
   PROCESS
   ================================================================== */
.process { max-width: 760px; margin: 0 auto; position: relative; }
.process::before {
  content: ""; position: absolute; left: 27px; top: 8px; bottom: 8px; width: 2px;
  background: linear-gradient(var(--border-strong), var(--border-strong)) ;
  background-image: repeating-linear-gradient(to bottom, var(--border-strong) 0 6px, transparent 6px 12px);
}
.process-step { display: flex; gap: 1.6rem; padding: 1.5rem 0; position: relative; }
.step-num {
  flex-shrink: 0; width: 56px; height: 56px; border-radius: 50%;
  background: var(--panel); border: 1.5px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; color: var(--indigo);
  transition: background 0.3s, color 0.3s, border-color 0.3s;
  position: relative; z-index: 1;
}
.process-step:hover .step-num { background: linear-gradient(135deg, var(--accent-fill-start), var(--accent-fill-end)); color: var(--on-accent); border-color: transparent; }
.process-step h5 { font-size: 1.08rem; margin-bottom: 0.35rem; }
.process-step p { font-size: 0.92rem; }

/* ==================================================================
   TECH MARQUEE
   ================================================================== */
.marquee-section { padding-bottom: 5.5rem; overflow: hidden; }
.marquee-wrap { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee { display: flex; gap: 0.9rem; width: max-content; animation: marquee-scroll 26s linear infinite; }
@media (prefers-reduced-motion: reduce) { .marquee { animation-duration: 60s; } }
.marquee span {
  flex-shrink: 0; font-size: 0.92rem; font-weight: 600; color: var(--ink-soft);
  background: var(--panel); border: 1px solid var(--border); border-radius: 40px;
  padding: 0.65rem 1.4rem; transition: color 0.25s, border-color 0.25s, transform 0.25s;
}
.marquee span:hover { color: var(--indigo); border-color: var(--indigo); transform: translateY(-2px); }
@keyframes marquee-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ==================================================================
   CONTACT
   ================================================================== */
.contact-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 1.8rem; align-items: start; }
.contact-info { padding: 2.2rem 2rem; }
.contact-info h4 { font-size: 1.2rem; margin-bottom: 1.3rem; }
.info-row { display: flex; align-items: center; gap: 0.85rem; margin-bottom: 1rem; font-size: 0.92rem; color: var(--ink-soft); }
.info-icon { width: 38px; height: 38px; border-radius: 50%; background: rgba(79, 70, 229, 0.09); color: var(--indigo); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.info-icon svg { width: 17px; height: 17px; }
.follow-label { font-size: 0.84rem; font-weight: 600; color: var(--ink-soft); margin: 1.4rem 0 0.7rem; }
.social-row { display: flex; gap: 0.6rem; }
.social-icon {
  width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-strong); color: var(--ink-soft);
  transition: background 0.25s, color 0.25s, transform 0.25s, border-color 0.25s;
}
.social-icon svg { width: 16px; height: 16px; }
.social-icon:hover { background: linear-gradient(135deg, var(--accent-fill-start), var(--accent-fill-end)); color: var(--on-accent); border-color: transparent; transform: translateY(-3px); }

.contact-form { padding: 2.2rem 2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--ink-soft); margin-bottom: 0.45rem; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; font-family: inherit; font-size: 0.94rem; color: var(--ink);
  background: var(--field-bg); border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  padding: 0.75rem 0.95rem; transition: border-color 0.25s, box-shadow 0.25s;
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: var(--ink-mute); opacity: 0.9; }
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  border-color: var(--indigo); box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.12); outline: none;
}
.form-note { min-height: 1.2rem; font-size: 0.86rem; color: var(--indigo); margin-top: 0.6rem; }

.contact-form .btn-primary { position: relative; margin-top: 0.3rem; }
.btn-icon-spin, .btn-icon-check { display: none; width: 18px; height: 18px; }
.btn-icon-spin { animation: spin-slow 0.9s linear infinite; }
.contact-form.sending .btn-icon-send { display: none; }
.contact-form.sending .btn-icon-spin { display: block; }
.contact-form.sending .btn-label::before { content: "Sending\2026"; }
.contact-form.sending .btn-label { font-size: 0; }
.contact-form.sending .btn-label::before { font-size: 0.95rem; }
.contact-form.sent .btn-icon-send { display: none; }
.contact-form.sent .btn-icon-check { display: block; }
.contact-form.sent .btn-primary { background: linear-gradient(135deg, var(--success-fill-start), var(--success-fill-end)); box-shadow: 0 18px 40px rgba(5, 150, 105, 0.25); }
.contact-form.sent .btn-label { font-size: 0; }
.contact-form.sent .btn-label::before { content: "Message sent"; font-size: 0.95rem; }
.contact-form.shake { animation: shake 0.5s; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); } 40% { transform: translateX(8px); }
  60% { transform: translateX(-5px); } 80% { transform: translateX(5px); }
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } .form-row { grid-template-columns: 1fr; } }

/* ==================================================================
   FOOTER
   ================================================================== */
.footer { position: relative; z-index: 1; background: var(--panel-strong); border-top: 1px solid var(--border); padding: 3.5rem 0 1.8rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2.4rem; }
.footer-brand-col .brand { margin-bottom: 0.8rem; }
.footer-brand-col p { font-size: 0.88rem; max-width: 280px; }
.footer-col h6 { font-size: 0.85rem; font-weight: 700; margin-bottom: 0.9rem; }
.footer-col a { display: block; font-size: 0.86rem; color: var(--ink-soft); padding: 0.32rem 0; transition: color 0.2s; }
.footer-col a:hover { color: var(--indigo); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1.4rem; font-size: 0.82rem; color: var(--ink-mute); text-align: center; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* ==================================================================
   SCROLL-REVEAL — populated by IntersectionObserver in interactions.js
   ================================================================== */
.reveal { opacity: 0; transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal[data-reveal="up"] { transform: translateY(28px); }
.reveal[data-reveal="left"] { transform: translateX(-28px); }
.reveal[data-reveal="right"] { transform: translateX(28px); }
.reveal.in-view { opacity: 1; transform: translate(0, 0); }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { transition: opacity 0.3s; transform: none !important; }
}

/* ==================================================================
   RESPONSIVE — NAVBAR
   ================================================================== */
@media (max-width: 1080px) {
  .nav-toggle { display: flex; }
  .nav-list {
    position: absolute; top: calc(100% + 0.6rem); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--panel-strong); border: 1px solid var(--border); border-radius: var(--radius-md);
    box-shadow: var(--shadow-md); padding: 0.6rem;
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
  }
  .nav-list.open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-list li { width: 100%; }
  .nav-link { display: block; padding: 0.75rem 0.6rem; }
  .nav-link::after { display: none; }
  .theme-toggle,
  .graphics-toggle {
    width: 100%; height: auto; min-height: 44px; justify-content: flex-start;
    padding: 0.65rem 0.6rem 0.65rem 2.7rem; border-radius: 10px;
    box-shadow: none; font-size: 0.92rem; font-weight: 500;
  }
  .theme-toggle:hover,
  .graphics-toggle:hover { transform: none; }
  .theme-icon,
  .graphics-icon { left: 0.7rem; }
  .theme-label,
  .graphics-label {
    position: static; width: auto; height: auto; margin: 0;
    overflow: visible; clip: auto; white-space: normal;
  }
  .nav-cta { justify-content: center; margin: 0.4rem 0.2rem 0.2rem; }
}

@media (max-width: 480px) {
  .wrap { padding: 0 1.1rem; }
  .nav-wrap { padding: 0.65rem 0.75rem 0; }
  .nav { padding-left: 1rem; }
  .hero { padding-left: 1rem; padding-right: 1rem; }
  .hero-title { font-size: clamp(2rem, 11vw, 2.65rem); }
  .hero-sub { font-size: 1rem; }
  .section { padding: 5rem 0; }
  .card-grid { grid-template-columns: minmax(0, 1fr); }
  .contact-info, .contact-form { padding: 1.6rem 1.25rem; }
  .footer-grid { grid-template-columns: 1fr; }
}