/* ═══════════════════════════════════════════════
   INFINITY TECH — Apple-style CSS
   Owner: Sania Khatun
   ═══════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #f5f5f7;   /* Apple's signature off-white */
  --bg-card:   #ffffff;
  --bg-dark:   #0a0a0c;   /* Deep modern black */
  --text:      #1d1d1f;
  --text-muted:#6e6e73;
  --accent:    #6e40c9;   /* Purple */
  --accent2:   #3b82f6;   /* Blue */
  --accent3:   #f97316;   /* Orange for hero gradient touch */
  --border:    rgba(0,0,0,0.08);
  --radius:    18px;
  --shadow:    0 4px 24px rgba(0,0,0,0.07);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.12);
  --font: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', system-ui, sans-serif;
  --nav-h: 56px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* ── BUTTONS ──────────────────────────────── */
.btn-ghost {
  padding: 8px 16px;
  border-radius: 980px;
  font-size: .875rem;
  color: var(--text);
  border: 1.5px solid var(--border);
  transition: background .2s, border-color .2s;
}
.btn-ghost:hover { background: rgba(0,0,0,0.05); border-color: rgba(0,0,0,0.15); }

.btn-fill {
  padding: 9px 20px;
  border-radius: 980px;
  font-size: .875rem;
  background: var(--text);
  color: #fff;
  font-weight: 500;
  transition: opacity .2s, transform .15s;
}
.btn-fill:hover { opacity: .82; transform: translateY(-1px); }

.btn-hero-fill {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  border-radius: 980px;
  font-size: 1rem;
  font-weight: 500;
  background: #ffffff;
  color: #000000;
  border: 2px solid transparent;
  transition: opacity .2s, transform .15s, box-shadow .2s;
}
.btn-hero-fill:hover { opacity: .92; transform: translateY(-2px); box-shadow: 0 4px 20px rgba(255,255,255,0.25); }

.btn-hero-outline {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  border-radius: 980px;
  font-size: 1rem;
  font-weight: 500;
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
  transition: background .2s, border-color .2s, transform .15s;
}
.btn-hero-outline:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.4); transform: translateY(-2px); }

/* ── NAV ──────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(245,245,247,0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}
.nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.07); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  flex-shrink: 0;
}
.nav-logo-icon {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
}

.nav-links {
  display: flex;
  gap: 4px;
  margin: 0 auto;
}
.nav-links a {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: .88rem;
  color: var(--text-muted);
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--text); background: rgba(0,0,0,0.05); }

.nav-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 24px 16px;
  border-top: 1px solid var(--border);
  background: rgba(245,245,247,0.96);
}
.mobile-menu a {
  padding: 10px 12px;
  border-radius: 10px;
  font-size: .95rem;
  color: var(--text);
  transition: background .15s;
}
.mobile-menu a:hover { background: rgba(0,0,0,0.05); }
.mobile-menu.open { display: flex; }

/* ── HERO (PURE STITCH DARK BACKGROUND) ────── */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: #09090b; /* Pure dark Stitch canvas background */
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: #09090b;
  z-index: 0;
}

.dot-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-mesh {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 45% at 20% 35%, rgba(110,64,201,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 85% 65%, rgba(59,130,246,0.14) 0%, transparent 60%);
  pointer-events: none;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 24px 80px;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 60px;
  align-items: center;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 980px;
  color: rgba(255,255,255,0.85);
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .04em;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-headline {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: #ffffff;
  letter-spacing: -.02em;
  margin-bottom: 20px;
}
.hero-accent {
  background: linear-gradient(90deg, #f97316, #fbbf24, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  color: rgba(255,255,255,0.7);
  font-size: .95rem;
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 560px;
}
.hero-desc strong { color: rgba(255,255,255,0.95); }

.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-mini-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.mini-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 14px;
  padding: 16px;
  backdrop-filter: blur(12px);
  transition: background .2s, transform .2s, border-color .2s;
}
.mini-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.18);
  transform: translateY(-2px);
}
.mini-card-icon { font-size: 1.4rem; margin-bottom: 8px; }
.mini-card strong { display: block; color: #fff; font-size: .88rem; margin-bottom: 6px; }
.mini-card p { color: rgba(255,255,255,0.6); font-size: .78rem; line-height: 1.5; }

/* HERO RIGHT — Logo Card */
.hero-right { display: flex; justify-content: center; align-items: center; }
.hero-logo-card {
  position: relative;
  width: 380px;
  height: 380px;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,0.8), 0 0 0 1px rgba(255,255,255,0.1);
}
.hlc-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #111116 0%, #1c1829 40%, #262242 100%);
}
.hlc-inner {
  position: relative;
  z-index: 1;
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.hlc-symbol {
  font-size: 6rem;
  background: linear-gradient(135deg, #a78bfa, #60a5fa, #34d399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  filter: drop-shadow(0 0 30px rgba(167,139,250,0.5));
}
.hlc-name {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: .15em;
  color: #fff;
  text-align: center;
}
.hlc-sub {
  font-size: .7rem;
  letter-spacing: .2em;
  color: rgba(255,255,255,0.5);
  text-align: center;
}
.hlc-rings {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.hlc-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.06);
  animation: spin-slow linear infinite;
}
.hlc-ring-1 { width: 280px; height: 280px; animation-duration: 20s; }
.hlc-ring-2 { width: 340px; height: 340px; animation-duration: 30s; animation-direction: reverse; border-color: rgba(167,139,250,0.1); }
.hlc-ring-3 { width: 390px; height: 390px; animation-duration: 45s; }
@keyframes spin-slow { to { transform: rotate(360deg); } }

/* ── SECTION COMMON ─────────────────────────── */
.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 24px;
}
.section-header { text-align: center; margin-bottom: 56px; }
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--text);
  margin-bottom: 12px;
}
.section-sub {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ── SERVICES ───────────────────────────────── */
.services { background: var(--bg); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.service-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.sc-icon { font-size: 1.8rem; margin-bottom: 14px; }
.service-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.3;
}
.service-card p { font-size: .88rem; color: var(--text-muted); line-height: 1.6; }

/* ── SELECTED WORK ──────────────────────────── */
.work { background: #fff; }

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.work-card {
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: transform .25s, box-shadow .25s;
}
.work-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.work-img {
  height: 200px;
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.work-img-1 { background: linear-gradient(135deg, #1e1b4b 0%, #4c1d95 40%, #7c3aed 100%); }
.work-img-2 { background: linear-gradient(135deg, #0c4a6e 0%, #0369a1 50%, #0ea5e9 100%); }
.work-img-3 { background: linear-gradient(135deg, #134e4a 0%, #047857 50%, #10b981 100%); }

.work-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 70% at 50% 50%, rgba(255,255,255,0.08) 0%, transparent 70%);
}
.work-img-overlay {
  position: relative;
  z-index: 1;
  padding: 16px;
  width: 100%;
  background: linear-gradient(to top, rgba(0,0,0,0.4), transparent);
}
.work-img-icon { font-size: 2.5rem; margin-bottom: 6px; }
.work-img-label {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 980px;
  color: rgba(255,255,255,0.9);
  font-size: .75rem;
  font-weight: 500;
  backdrop-filter: blur(6px);
}

.work-card h3 { padding: 20px 20px 6px; font-size: 1rem; font-weight: 600; }
.work-card p { padding: 0 20px 20px; font-size: .85rem; color: var(--text-muted); line-height: 1.6; }

/* ── TESTIMONIALS ───────────────────────────── */
.testimonials { background: var(--bg); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.testi-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.testi-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.testi-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.testi-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-size: .8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.testi-header strong { display: block; font-size: .9rem; }
.testi-role { font-size: .78rem; color: var(--text-muted); }
.testi-stars { color: #f59e0b; font-size: .85rem; margin-bottom: 10px; }
.testi-card p { font-size: .88rem; color: var(--text-muted); line-height: 1.65; font-style: italic; }

/* ── QUOTE / SUPABASE FORM SECTION ──────────── */
.quote-section {
  background: var(--bg);
  padding: 20px 0 60px;
}
.quote-container {
  max-width: 800px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 24px;
  padding: 48px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}
.quote-header {
  text-align: center;
  margin-bottom: 36px;
}
.quote-badge {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(110,64,201,0.08);
  border: 1px solid rgba(110,64,201,0.18);
  border-radius: 980px;
  color: var(--accent);
  font-size: .8rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.quote-form .form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: .85rem;
  font-weight: 500;
  color: var(--text);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  font-family: inherit;
  font-size: .92rem;
  color: var(--text);
  transition: border-color .2s, box-shadow .2s, background .2s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  background: #ffffff;
  border-color: var(--accent2);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-actions {
  margin-top: 24px;
  text-align: center;
}
.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 40px;
  border-radius: 980px;
  background: var(--text);
  color: #fff;
  font-size: .95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity .2s, transform .15s;
}
.btn-submit:hover {
  opacity: .85;
  transform: translateY(-1px);
}
.btn-submit:disabled {
  opacity: .5;
  cursor: not-allowed;
}
.form-status {
  margin-top: 16px;
  text-align: center;
  font-size: .9rem;
  font-weight: 500;
  display: none;
  padding: 12px;
  border-radius: 12px;
}
.form-status.success {
  display: block;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}
.form-status.error {
  display: block;
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* ── FOOTER ─────────────────────────────────── */
.footer {
  background: #fff;
  border-top: 1px solid var(--border);
}

.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 24px 48px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 2fr;
  gap: 40px;
}

.footer-col h4 {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: .88rem;
  color: var(--text-muted);
  transition: color .15s;
}
.footer-col a:hover { color: var(--text); }

.footer-col--wide {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.footer-contact-card, .footer-why-card {
  background: var(--bg);
  border-radius: 14px;
  padding: 20px;
  border: 1px solid var(--border);
}
.footer-contact-card h4, .footer-why-card h4 {
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.fcc-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-top: 1px solid var(--border);
  font-size: .85rem;
  color: var(--text-muted);
}
.fcc-row:first-of-type { border-top: none; }
.fcc-row a { color: var(--accent2); }
.fcc-row a:hover { text-decoration: underline; }

.footer-why-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0;
  counter-reset: why-counter;
}
.footer-why-list li {
  display: flex;
  gap: 10px;
  font-size: .82rem;
  color: var(--text-muted);
  line-height: 1.5;
  counter-increment: why-counter;
}
.footer-why-list li::before {
  content: counter(why-counter, upper-roman) ".";
  color: var(--text-muted);
  font-weight: 600;
  flex-shrink: 0;
  min-width: 24px;
  font-size: .75rem;
  padding-top: 1px;
}
.footer-why-list strong { color: var(--text); }
.footer-free {
  margin-top: 12px;
  font-size: .78rem;
  color: var(--text-muted);
  line-height: 1.6;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}
.footer-free a { color: var(--accent2); }
.footer-free a:hover { text-decoration: underline; }

/* Footer Bottom */
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 24px 32px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-bottom-left { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.footer-brand-block { display: flex; align-items: center; gap: 10px; }
.footer-logo-mark {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 8px;
  color: #fff;
  font-size: 1.3rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-brand-block strong { display: block; font-size: .9rem; }
.footer-brand-block span { font-size: .78rem; color: var(--text-muted); }

.footer-social-block { display: flex; align-items: center; gap: 12px; }
.footer-social-block span { font-size: .85rem; color: var(--text-muted); }
.social-icons { display: flex; gap: 8px; }
.si {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .72rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: background .2s, color .2s;
}
.si:hover { background: var(--text); color: #fff; }

.footer-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: right;
  font-size: .8rem;
  color: var(--text-muted);
}
.footer-copy strong { color: var(--text); font-size: .82rem; }

/* ── RESPONSIVE ─────────────────────────────── */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; }
  .hero-right { order: -1; }
  .hero-logo-card { width: 280px; height: 280px; }
  .hero-mini-cards { grid-template-columns: 1fr; max-width: 500px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .work-grid, .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .hamburger { display: flex; }
  .hero-content { padding: 100px 24px 60px; }
  .hero-headline { font-size: 2rem; }
  .hero-mini-cards { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .footer-copy { text-align: left; }
}

@media (max-width: 480px) {
  .hero-logo-card { width: 220px; height: 220px; }
  .hlc-symbol { font-size: 4rem; }
  .hlc-name { font-size: 1rem; }
}