/* V4 — Vibrant Community */
:root {
  --v4-bg: #FAFAF7;
  --v4-blue: #0066B3;
  --v4-navy: #0A1F3D;
  --v4-saffron: #FFB627;
  --v4-emerald: #3D9970;
  --v4-coral: #FF6B6B;
  --v4-violet: #7B2CBF;
  --v4-line: rgba(10, 31, 61, 0.08);
}
html, body { background: var(--v4-bg); color: var(--v4-navy); }
body { font-family: 'General Sans', 'Inter', sans-serif; font-size: 16px; line-height: 1.55; }
.font-display { font-family: 'General Sans', 'Inter', sans-serif; font-weight: 700; letter-spacing: -0.025em; }
.font-hand { font-family: 'Caveat', cursive; }

.v4-nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; transition: all 380ms var(--ek-ease); padding-block: 16px; background: transparent; }
.v4-nav.is-scrolled { background: rgba(250, 250, 247, 0.85); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid var(--v4-line); }
.v4-nav .nav-link { color: rgba(255,255,255,0.9); font-size: 15px; font-weight: 500; transition: color 220ms var(--ek-ease); }
.v4-nav.is-scrolled .nav-link { color: var(--v4-navy); }
.v4-nav .nav-link:hover { color: var(--v4-saffron); }
.v4-nav.is-scrolled .nav-link:hover { color: var(--v4-blue); }

.btn-v4-primary { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 999px; font-weight: 700; font-size: 15px; color: var(--v4-navy); background: var(--v4-saffron); box-shadow: 0 8px 22px rgba(255, 182, 39, 0.45); transition: all 240ms var(--ek-ease); }
.btn-v4-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 28px rgba(255,182,39,0.55); }
.btn-v4-secondary { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 999px; font-weight: 600; font-size: 15px; color: #fff; background: rgba(255,255,255,0.15); border: 2px solid rgba(255,255,255,0.4); backdrop-filter: blur(10px); transition: all 240ms var(--ek-ease); }
.btn-v4-secondary:hover { background: #fff; color: var(--v4-navy); border-color: #fff; }

.v4-hero { position: relative; min-height: 100svh; background: linear-gradient(135deg, #FFB627 0%, #FF6B6B 35%, #7B2CBF 65%, #0066B3 100%); overflow: hidden; isolation: isolate; }
.v4-hero-img { position: absolute; inset: 0; background-image: url('https://images.unsplash.com/photo-1497486751825-1233686d5d80?w=2400&q=82&auto=format&fit=crop'); background-size: cover; background-position: center; mix-blend-mode: overlay; opacity: 0.45; z-index: -2; }
.v4-hero-overlay { position: absolute; inset: 0; z-index: -1; background: radial-gradient(60% 50% at 30% 30%, rgba(255,255,255,0.15), transparent 70%); }
.v4-hero h1 { font-weight: 800; font-size: clamp(2.6rem, 6vw, 5.4rem); line-height: 1; letter-spacing: -0.03em; }
.v4-hero h1 em { font-style: normal; color: var(--v4-saffron); position: relative; }

.v4-eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; padding: 6px 14px; border-radius: 999px; }
.v4-h2 { font-weight: 800; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.05; letter-spacing: -0.03em; color: var(--v4-navy); }
.v4-lead { font-size: 17px; color: rgba(10, 31, 61, 0.7); max-width: 60ch; }

.v4-card { background: #fff; border-radius: 24px; padding: 28px; transition: all 320ms var(--ek-ease); border: 2px solid transparent; }
.v4-card:hover { transform: translateY(-4px); box-shadow: 0 24px 48px rgba(10,31,61,0.10); }

/* sticker chip */
.chip-sticker { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 999px; font-size: 12px; font-weight: 700; transform: rotate(-2deg); box-shadow: 0 6px 14px rgba(0,0,0,0.08); }

.tag-saffron { background: rgba(255, 182, 39, 0.15); color: #B07A0F; }
.tag-emerald { background: rgba(61, 153, 112, 0.15); color: #2C7251; }
.tag-coral { background: rgba(255, 107, 107, 0.15); color: #C44848; }
.tag-violet { background: rgba(123, 44, 191, 0.15); color: #5A1F8B; }
.tag-blue { background: rgba(0, 102, 179, 0.15); color: #003D6B; }

.bg-saffron-soft { background: linear-gradient(135deg, #FFE9B8 0%, #FFD382 100%); }
.bg-coral-soft { background: linear-gradient(135deg, #FFD7D7 0%, #FFAFAF 100%); }
.bg-emerald-soft { background: linear-gradient(135deg, #C6EAD7 0%, #95D2B0 100%); }
.bg-violet-soft { background: linear-gradient(135deg, #DCC1F0 0%, #B98FE0 100%); }
.bg-blue-soft { background: linear-gradient(135deg, #BFDDFF 0%, #80B7E5 100%); }

/* phone */
.v4-phone { width: 270px; border-radius: 38px; background: #1a1a1a; padding: 12px; box-shadow: 0 30px 60px rgba(10,31,61,0.3); position: relative; }
.v4-phone::before { content: ''; position: absolute; top: 18px; left: 50%; transform: translateX(-50%); width: 110px; height: 26px; background: #000; border-radius: 999px; z-index: 2; }
.v4-phone-screen { background: #fff; border-radius: 28px; overflow: hidden; aspect-ratio: 9/19; }

.v4-footer { background: var(--v4-navy); color: #fff; }
.v4-footer a { color: rgba(255,255,255,0.7); }
.v4-footer a:hover { color: var(--v4-saffron); }

.v4-drawer { position: fixed; inset: 0; background: var(--v4-navy); z-index: 60; transform: translateX(100%); transition: transform 380ms var(--ek-ease); }
.v4-drawer.is-open { transform: translateX(0); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; } }