/* ═══════════════════════════════════════════
   APPSHIPPING — Shared Styles
═══════════════════════════════════════════ */

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

:root {
  --bg: #0a0a0b;
  --surface: #131316;
  --surface-2: #1a1a1f;
  --border: rgba(255,255,255,0.06);
  --text: #f0f0f0;
  --text-muted: #8a8a96;
  --accent: #c4f82a;
  --accent-dim: rgba(196,248,42,0.12);
  --accent-glow: rgba(196,248,42,0.25);
  --purple: #8b5cf6;
  --purple-dim: rgba(139,92,246,0.12);
  --orange: #f59e0b;
  --nav-h: 64px;
  --max-w: 1200px;
}

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Utility ── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 40px; }
@media (max-width: 600px) { .container { padding: 0 20px; } }

.btn {
  font-family: 'Syne', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  padding: 14px 32px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.btn-accent { background: var(--accent); color: #0a0a0b; }
.btn-accent:hover { box-shadow: 0 0 30px var(--accent-glow); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid rgba(255,255,255,0.15); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-purple { background: var(--purple); color: #fff; }
.btn-purple:hover { box-shadow: 0 0 30px rgba(139,92,246,0.3); transform: translateY(-1px); }
.btn-large { font-size: 1rem; padding: 16px 40px; }
.btn-sm { font-size: 0.8rem; padding: 10px 20px; }

.badge {
  display: inline-block;
  font-family: 'Syne', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(196,248,42,0.15);
  border-radius: 20px;
  padding: 5px 14px;
}
.badge-purple { color: var(--purple); background: var(--purple-dim); border-color: rgba(139,92,246,0.15); }

.section-label {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}


/* ── SVG Icons ── */
.icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border: 1px solid rgba(196,248,42,0.12);
}
.icon-box svg { width: 22px; height: 22px; }
.icon-box.purple {
  background: var(--purple-dim);
  border-color: rgba(139,92,246,0.12);
}
.icon-box.purple svg { stroke: var(--purple); }

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(10,10,11,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  letter-spacing: 0.04em;
}
.nav-brand span { color: var(--accent); }

.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 6px;
  transition: color 0.15s;
}
.nav-links a:hover { color: #fff; }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-cta .btn { padding: 9px 20px; font-size: 0.82rem; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger s { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: transform 0.3s, opacity 0.2s; }
/* Using real span below */
.hamburger span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: transform 0.3s, opacity 0.2s; }
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0; bottom: 0;
  background: #0a0a0b;
  z-index: 99;
  padding: 24px 28px;
  gap: 4px;
  opacity: 0;
  transform: translateY(-12px);
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
}
.mobile-menu.open { opacity: 1; transform: translateY(0); pointer-events: all; }
.mobile-menu a {
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.mobile-menu .btn { margin-top: 16px; width: fit-content; }

/* ── POPUP ── */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}
.popup-overlay.open { opacity: 1; pointer-events: all; }

.popup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 48px;
  width: 100%;
  max-width: 600px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  position: relative;
  transform: translateY(16px);
  transition: transform 0.25s;
}
.popup-overlay.open .popup { transform: translateY(0); }

/* Custom scrollbar for popup */
.popup::-webkit-scrollbar { width: 6px; }
.popup::-webkit-scrollbar-track { background: transparent; margin: 24px 0; }
.popup::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  transition: background 0.2s;
}
.popup::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }
/* Firefox */
.popup { scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.1) transparent; }


.popup-close {
  position: absolute;
  top: 18px; right: 18px;
  background: rgba(255,255,255,0.06);
  border: none;
  color: #fff;
  width: 32px; height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.75rem;
  transition: background 0.15s;
}
.popup-close:hover { background: rgba(255,255,255,0.12); }

.popup h2 {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  margin: 8px 0;
  letter-spacing: -0.03em;
}
.popup > p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 28px; }

.popup-form { display: flex; flex-direction: column; gap: 14px; }
.popup-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.popup-field { display: flex; flex-direction: column; gap: 6px; }
.popup-field label { font-size: 0.75rem; font-weight: 600; color: rgba(255,255,255,0.6); }
.popup-field label span { font-weight: 400; color: var(--text-muted); }
.popup-field input,
.popup-field textarea,
.popup-field select {
  font-family: inherit;
  font-size: 0.88rem;
  color: #fff;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 12px 14px;
  outline: none;
  resize: none;
  transition: border-color 0.15s;
}
.popup-field input:focus,
.popup-field textarea:focus,
.popup-field select:focus { border-color: var(--accent); }
.popup-field input::placeholder,
.popup-field textarea::placeholder { color: rgba(255,255,255,0.2); }
.popup-field select option { background: var(--surface); color: #fff; }

.popup-submit { width: 100%; margin-top: 8px; }
.popup-note { text-align: center; font-size: 0.72rem; color: var(--text-muted); margin-top: 8px; }

/* Form validation */
.popup-field.error input,
.popup-field.error textarea,
.popup-field.error select { border-color: #f87171 !important; }
.field-error { font-size: 0.7rem; color: #f87171; margin-top: 2px; }
.popup-field.error label { color: #f87171; }

/* Terms checkbox */
.terms-check { display: flex; align-items: flex-start; gap: 10px; margin-top: 4px; }
.terms-check input[type="checkbox"] {
  width: 18px; height: 18px; margin-top: 2px; flex-shrink: 0;
  accent-color: var(--accent); cursor: pointer;
}
.terms-check label {
  font-size: 0.78rem !important; color: var(--text-muted) !important; font-weight: 400 !important;
  line-height: 1.5; cursor: pointer;
}
.terms-check label a { color: var(--accent); text-decoration: none; }
.terms-check label a:hover { text-decoration: underline; }
.terms-note { font-size: 0.72rem; color: var(--text-muted); margin-top: -4px; font-style: italic; }

/* File input */
.file-input-wrap { position: relative; }
.file-input-wrap input[type="file"] {
  font-family: inherit; font-size: 0.85rem; color: var(--text-muted);
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px; padding: 10px 14px; width: 100%; cursor: pointer;
  transition: border-color 0.15s;
}
.file-input-wrap input[type="file"]:focus { border-color: var(--accent); }
.file-input-wrap input[type="file"]::file-selector-button {
  font-family: 'Syne', sans-serif; font-size: 0.75rem; font-weight: 600;
  color: #0a0a0b; background: var(--accent); border: none; border-radius: 6px;
  padding: 6px 14px; margin-right: 12px; cursor: pointer;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
footer p, footer a { font-size: 0.78rem; color: var(--text-muted); text-decoration: none; }
footer a:hover { color: #fff; }

/* ── SCROLL ANIMATIONS ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }
.stagger-children .fade-in:nth-child(1) { transition-delay: 0s; }
.stagger-children .fade-in:nth-child(2) { transition-delay: 0.1s; }
.stagger-children .fade-in:nth-child(3) { transition-delay: 0.2s; }
.stagger-children .fade-in:nth-child(4) { transition-delay: 0.3s; }
.stagger-children .fade-in:nth-child(5) { transition-delay: 0.4s; }
.stagger-children .fade-in:nth-child(6) { transition-delay: 0.5s; }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  .nav-inner { padding: 0 24px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .popup-row { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .popup { padding: 32px 24px; }
  footer .footer-inner { flex-direction: column; gap: 8px; padding: 0 20px; }
}