/* ==========================================================================
   ZBS Web Development Services — Design System
   Premium, enterprise aesthetic. Static, no build step.
   ========================================================================== */

:root {
  /* Palette */
  --bg: #0a0e14;
  --bg-2: #0e131c;
  --bg-3: #121926;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-2: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  --ink: #eef1f6;
  --ink-soft: #b7bfce;
  --ink-mute: #8791a3;

  --gold: #e6c567;
  --gold-2: #c9a227;
  --gold-soft: rgba(230, 197, 103, 0.14);

  /* Type */
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Layout */
  --container: 1160px;
  --radius: 18px;
  --radius-lg: 26px;
  --shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.8);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --header-h: 76px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; padding: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 4vw, 2.5rem);
}

.skip-link {
  position: fixed;
  left: 1rem; top: -60px;
  background: var(--gold);
  color: #1a1205;
  padding: 0.6rem 1rem;
  border-radius: 10px;
  z-index: 1000;
  font-weight: 600;
  transition: top 0.25s var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ---------- Scroll progress ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--gold-2), var(--gold));
  z-index: 1001;
  transition: width 0.1s linear;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 900;
  display: flex;
  align-items: center;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(10, 14, 20, 0.72);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand-mark { display: inline-flex; }
.brand-text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: 0.02em;
}
.brand-dot { color: var(--gold); }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
  transition: color 0.25s var(--ease);
}
.nav-links a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 1.5px;
  background: var(--gold);
  transition: width 0.3s var(--ease);
}
.nav-links a:not(.nav-cta):hover { color: var(--ink); }
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a[aria-current="page"]::after { width: 100%; }

.nav-cta {
  padding: 0.55rem 1.15rem;
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  color: var(--ink) !important;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}
.nav-cta:hover { background: var(--gold-soft); border-color: var(--gold); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 8px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.85rem 1.5rem;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease), border-color 0.3s var(--ease);
  will-change: transform;
}
.btn span { transition: transform 0.25s var(--ease); }
.btn:hover span { transform: translateX(3px); }
.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #1a1205;
  box-shadow: 0 12px 30px -12px rgba(230, 197, 103, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -14px rgba(230, 197, 103, 0.7); }
.btn-ghost {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--surface-2); border-color: var(--gold); transform: translateY(-2px); }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(3rem, 9vw, 7rem));
  padding-bottom: clamp(3rem, 8vw, 6rem);
  overflow: hidden;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(230, 197, 103, 0.10), transparent 60%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
}
.hero-glow {
  position: absolute;
  top: -20%; left: 50%;
  width: 900px; height: 900px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(230, 197, 103, 0.12), transparent 60%);
  filter: blur(20px);
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 75%);
  opacity: 0.5;
  pointer-events: none;
}
.hero-inner { position: relative; text-align: center; max-width: 900px; margin-inline: auto; }

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.1rem;
}
.hero .eyebrow {
  padding: 0.4rem 1rem;
  border: 1px solid var(--gold-soft);
  border-radius: 100px;
  background: var(--gold-soft);
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.5rem, 6.2vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.accent {
  background: linear-gradient(120deg, var(--gold), var(--gold-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  max-width: 640px;
  margin: 1.5rem auto 0;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2.2rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: clamp(3rem, 7vw, 5rem);
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 600;
  color: var(--ink);
  line-height: 1;
}
.stat-label { font-size: 0.82rem; color: var(--ink-mute); letter-spacing: 0.02em; }

/* ---------- Trust marquee ---------- */
.trust {
  border-block: 1px solid var(--border);
  background: var(--bg-2);
  overflow: hidden;
  padding: 1.4rem 0;
}
.marquee { display: flex; overflow: hidden; }
.marquee-track {
  display: flex;
  align-items: center;
  gap: 2rem;
  white-space: nowrap;
  animation: marquee 40s linear infinite;
}
.marquee-track span {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--ink-mute);
  letter-spacing: 0.01em;
}
.marquee-track span:nth-child(even) { color: var(--gold-2); }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; } }

/* ---------- Sections ---------- */
.section { padding-block: clamp(4rem, 10vw, 7.5rem); position: relative; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--border); }

.section-head { max-width: 680px; margin: 0 auto clamp(2.5rem, 5vw, 4rem); text-align: center; }
.section-head.align-left { margin-inline: 0; text-align: left; }
.section-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2rem, 4.4vw, 3.1rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.section-lead { color: var(--ink-soft); font-size: 1.1rem; margin-top: 1rem; }

/* ---------- Standalone pages ---------- */
.page-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(4rem, 10vw, 7rem));
  padding-bottom: clamp(3.5rem, 8vw, 6rem);
  overflow: hidden;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(230, 197, 103, 0.10), transparent 60%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
}
.page-hero-inner { position: relative; text-align: center; max-width: 820px; margin-inline: auto; }
.page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.3rem;
}
.page-tile {
  display: block;
  min-height: 220px;
  padding: 1.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), background 0.35s var(--ease);
}
.page-tile:hover { transform: translateY(-6px); border-color: var(--gold); background: var(--surface-2); }
.page-tile span { color: var(--gold); font-family: var(--font-display); font-size: 2rem; font-weight: 600; }
.page-tile h3 { font-family: var(--font-display); font-size: 1.35rem; margin: 0.8rem 0 0.45rem; }
.page-tile p { color: var(--ink-soft); font-size: 0.95rem; }
.section-cta { margin-top: 2.5rem; text-align: center; }
.split-feature {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.split-feature .btn { margin-top: 1.6rem; }
.founder-page { padding-top: calc(var(--header-h) + clamp(3rem, 8vw, 5rem)); }
.contact-page { padding-top: calc(var(--header-h) + clamp(3rem, 8vw, 5rem)); }

/* ---------- Cards / services ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.4rem;
}
.card {
  position: relative;
  padding: 2rem 1.9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), background 0.4s var(--ease);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(230, 197, 103, 0.08), transparent 40%);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  pointer-events: none;
}
.card:hover { transform: translateY(-6px); border-color: var(--border-strong); background: var(--surface-2); }
.card:hover::before { opacity: 1; }
.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--gold-soft);
  color: var(--gold);
  margin-bottom: 1.3rem;
}
.card h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.35rem; margin-bottom: 0.6rem; }
.card p { color: var(--ink-soft); font-size: 0.98rem; }
.card-list { margin-top: 1.1rem; display: grid; gap: 0.45rem; }
.card-list li {
  font-size: 0.9rem;
  color: var(--ink-mute);
  padding-left: 1.3rem;
  position: relative;
}
.card-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.6em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

/* ---------- Process ---------- */
.process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.4rem;
  counter-reset: step;
}
.process-step {
  padding: 2rem 1.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.process-step:hover { transform: translateY(-6px); border-color: var(--gold); }
.process-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--gold-2);
  display: block;
  margin-bottom: 0.6rem;
}
.process-step h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.3rem; margin-bottom: 0.5rem; }
.process-step p { color: var(--ink-soft); font-size: 0.96rem; }

/* ---------- Founder ---------- */
.founder {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.founder-text-only {
  display: block;
  max-width: 840px;
  margin-inline: auto;
}

.founder-quote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  line-height: 1.4;
  color: var(--ink);
  margin: 1.4rem 0;
  padding-left: 1.3rem;
  border-left: 2px solid var(--gold);
}
.founder-body { color: var(--ink-soft); margin-bottom: 1.5rem; }
.founder-points {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem 1.5rem;
  margin-bottom: 1.8rem;
}
.founder-points li { display: flex; align-items: center; gap: 0.6rem; color: var(--ink-soft); font-size: 0.96rem; }
.tick {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--gold-soft);
  color: var(--gold);
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* ---------- Pricing ---------- */
.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.4rem; align-items: start; }
.plan {
  position: relative;
  padding: 2.2rem 2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.plan:hover { transform: translateY(-6px); border-color: var(--border-strong); }
.plan-featured {
  border-color: var(--gold);
  background: linear-gradient(180deg, rgba(230, 197, 103, 0.07), var(--surface));
  box-shadow: 0 30px 70px -40px rgba(230, 197, 103, 0.4);
}
.plan-flag {
  position: absolute;
  top: -0.8rem; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), var(--gold-2));
  color: #1a1205;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border-radius: 100px;
  white-space: nowrap;
}
.plan-name { font-family: var(--font-display); font-weight: 600; font-size: 1.5rem; }
.plan-desc { color: var(--ink-mute); font-size: 0.92rem; margin-top: 0.3rem; min-height: 2.6em; }
.plan-price {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  margin: 1rem 0 1.4rem;
}
.plan-from { font-size: 0.85rem; color: var(--ink-mute); font-family: var(--font-body); font-weight: 500; display: block; }
.plan-features { display: grid; gap: 0.7rem; margin-bottom: 1.8rem; }
.plan-features li {
  font-size: 0.94rem;
  color: var(--ink-soft);
  padding-left: 1.6rem;
  position: relative;
}
.plan-features li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 0;
  color: var(--gold);
  font-weight: 700;
}
.plan .btn { width: 100%; justify-content: center; }

/* ---------- FAQ ---------- */
.faq-wrap { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.faq { display: grid; gap: 0.9rem; }
.faq details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0.4rem 1.4rem;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.faq details[open] { border-color: var(--border-strong); background: var(--surface-2); }
.faq summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.08rem;
  padding: 1rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--gold);
  transition: transform 0.3s var(--ease);
  font-family: var(--font-body);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-soft); padding-bottom: 1.1rem; font-size: 0.97rem; }

/* ---------- Contact ---------- */
.contact { background: var(--bg-2); border-top: 1px solid var(--border); }
.contact-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  padding: clamp(2rem, 5vw, 3.5rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(600px circle at 0% 0%, rgba(230, 197, 103, 0.08), transparent 50%),
    var(--surface);
}
.contact-copy .section-title, .contact-copy .section-lead { text-align: left; }
.contact-meta { margin-top: 1.8rem; display: grid; gap: 0.8rem; }
.contact-meta li { display: flex; align-items: center; gap: 0.7rem; color: var(--ink-soft); }
.contact-meta span { color: var(--gold); width: 1.3rem; }

.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field-full { grid-column: 1 / -1; }
.field label { font-size: 0.85rem; font-weight: 500; color: var(--ink-soft); }
.field .opt { color: var(--ink-mute); font-weight: 400; }
.field input, .field select, .field textarea {
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--ink);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.8rem 1rem;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  width: 100%;
}
.field textarea { resize: vertical; }
.field select { appearance: none; cursor: pointer; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}
.field input.invalid, .field textarea.invalid { border-color: #e0645a; box-shadow: 0 0 0 3px rgba(224, 100, 90, 0.15); }
.form-status { margin-top: 0.8rem; font-size: 0.92rem; }
.form-status.ok { color: var(--gold); }
.form-status.err { color: #e0806a; }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg); border-top: 1px solid var(--border); padding-top: clamp(3rem, 6vw, 4.5rem); }
.footer-inner { display: grid; grid-template-columns: 1.3fr 1.7fr; gap: 2.5rem; padding-bottom: 2.5rem; }
.footer-brand .brand-text { font-size: 1.5rem; }
.footer-brand p { color: var(--ink-mute); margin-top: 0.8rem; max-width: 340px; font-size: 0.95rem; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.footer-links h4 { font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 0.9rem; }
.footer-links a { display: block; color: var(--ink-soft); font-size: 0.94rem; padding: 0.25rem 0; transition: color 0.25s var(--ease); }
.footer-links a:hover { color: var(--gold); }
.footer-base {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--ink-mute);
  font-size: 0.86rem;
}

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 1.4rem; bottom: 1.4rem;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: rgba(10, 14, 20, 0.85);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--gold);
  font-size: 1.2rem;
  z-index: 800;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), background 0.3s var(--ease);
}
.back-to-top.show { opacity: 1; transform: translateY(0); }
.back-to-top:hover { background: var(--gold-soft); }

/* ---------- Reveal animation ---------- */
.reveal-enabled .reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal-enabled .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal-enabled .reveal { opacity: 1 !important; transform: none !important; }
}

/* ---------- Focus visibility ---------- */
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .founder { grid-template-columns: 1fr; }
  .founder-media { max-width: 420px; margin-inline: auto; }
  .faq-wrap { grid-template-columns: 1fr; }
  .section-head.align-left { text-align: center; }
  .contact-card { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .split-feature { grid-template-columns: 1fr; text-align: center; }
}

@media (max-width: 760px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(10, 14, 20, 0.97);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    padding: 1rem clamp(1.15rem, 4vw, 2.5rem) 1.5rem;
    transform: translateY(-120%);
    transition: transform 0.4s var(--ease);
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 0.9rem 0; border-bottom: 1px solid var(--border); }
  .nav-links a:not(.nav-cta)::after { display: none; }
  .nav-cta { text-align: center; margin-top: 0.8rem; border-radius: 12px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 1rem; }
  .founder-points { grid-template-columns: 1fr; }
  .contact-form { grid-template-columns: 1fr; }
  .footer-base { justify-content: center; text-align: center; }
}

@media (max-width: 420px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .footer-links { grid-template-columns: 1fr 1fr; }
}