/* =============================================
   FASCIASURFIE.COM — STYLES.CSS
   Michael 'Sando' Sanders — 2026
   ============================================= */

/* =============================================
   CSS VARIABLES
   ============================================= */
:root {
  --ocean-deep:    #0a1628;
  --ocean-mid:     #0d2240;
  --ocean-surface: #0e3a5e;
  --ocean-light:   #1a5276;
  --swell:         #1abc9c;
  --swell-light:   #48d1b5;
  --foam:          #e8f4f8;
  --salt:          #b8d4e0;
  --sand:          #c9a96e;
  --text-primary:  #f0f8ff;
  --text-muted:    #8cb4c8;
  --text-dark:     #1a1a2e;
  --grain-opacity: 0.04;
  --radius:        4px;
  --transition:    0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  background: var(--ocean-deep);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */
h1, h2, h3, .nav-logo, .footer-brand {
  font-family: 'Georgia', serif;
}

/* =============================================
   NAVIGATION
   ============================================= */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 2.5rem;
  background: rgba(10, 22, 40, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(26, 188, 156, 0.15);
}

.nav-logo {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  transition: color var(--transition);
}
.nav-logo:hover { color: var(--swell); }

.nav-links {
  list-style: none;
  display: flex;
  gap: 2.2rem;
}

.nav-links a {
  font-family: 'Georgia', serif;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--salt);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--swell); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.4rem;
  cursor: pointer;
}

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(14, 58, 94, 0.8) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 10% 80%, rgba(26, 188, 156, 0.12) 0%, transparent 60%),
    linear-gradient(160deg, var(--ocean-deep) 0%, var(--ocean-mid) 50%, #071220 100%);
}

.hero-wave {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 180px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 180'%3E%3Cpath fill='%230a1e35' fill-opacity='0.6' d='M0,96L48,112C96,128,192,160,288,154.7C384,149,480,107,576,90.7C672,75,768,85,864,101.3C960,117,1056,139,1152,138.7C1248,139,1344,117,1392,106.7L1440,96L1440,320L0,320Z'%3E%3C/path%3E%3C/svg%3E") no-repeat bottom;
  background-size: cover;
}

.hero-grain {
  position: absolute;
  inset: 0;
  opacity: var(--grain-opacity);
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.4'/%3E%3C/svg%3E");
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin: 0 auto;
  padding: 8rem 2rem 5rem;
  text-align: center;
}

.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--swell);
  margin-bottom: 1.8rem;
  opacity: 0.9;
}

.hero-headline {
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.hero-headline em {
  font-style: italic;
  color: var(--swell-light);
}

.hero-headline .line-2 {
  display: block;
  color: var(--foam);
  font-size: 0.75em;
  margin-top: 0.3em;
}

.hero-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--swell), transparent);
  margin: 1.8rem auto;
  border-radius: 2px;
}

.hero-sub {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--salt);
  margin-bottom: 2.5rem;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

.flow-text {
  color: var(--swell-light);
  font-style: italic;
}

.hero-cta { margin-bottom: 3rem; }

.btn-primary {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: var(--swell);
  color: var(--ocean-deep);
  font-family: 'Georgia', serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover {
  background: var(--swell-light);
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  border: 2px solid var(--swell);
  color: var(--swell);
  font-family: 'Georgia', serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  transition: all var(--transition);
}
.btn-secondary:hover {
  background: var(--swell);
  color: var(--ocean-deep);
}

.hero-stat {
  display: inline-flex;
  align-items: center;
  gap: 1.2rem;
  background: rgba(26, 188, 156, 0.08);
  border: 1px solid rgba(26, 188, 156, 0.2);
  border-radius: var(--radius);
  padding: 1rem 1.8rem;
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--swell);
  line-height: 1;
}

.stat-label {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--salt);
  text-align: left;
}
.stat-label span {
  display: block;
  opacity: 0.7;
  font-size: 0.72rem;
}

/* =============================================
   SECTIONS — COMMON
   ============================================= */
section { padding: 6rem 0; }

.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--swell);
  margin-bottom: 0.8rem;
  font-family: 'Georgia', serif;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 2.5rem;
  color: var(--text-primary);
}

/* =============================================
   THE WETSUIT — CONCEPT
   ============================================= */
.section-wetsuit {
  background: linear-gradient(180deg, var(--ocean-deep) 0%, #0a1e35 100%);
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.story-text p {
  color: var(--salt);
  margin-bottom: 1.2rem;
  font-size: 1rem;
  line-height: 1.8;
}

.story-pull {
  font-size: 1.2rem;
  font-style: italic;
  color: var(--swell-light);
  border-left: 3px solid var(--swell);
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

/* =============================================
   SCIENCE SNAPSHOT
   ============================================= */
.section-science {
  background: #0a1e35;
}

.science-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.science-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(26, 188, 156, 0.15);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
}
.science-card:hover {
  border-color: rgba(26, 188, 156, 0.4);
  transform: translateY(-3px);
}

.science-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.science-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.7rem;
  color: var(--text-primary);
}

.science-card p {
  font-size: 0.88rem;
  color: var(--salt);
  line-height: 1.7;
}

/* =============================================
   SEVEN TRUTHS
   ============================================= */
.section-truths {
  background: var(--ocean-deep);
}

.philosophy-quote {
  margin-bottom: 3.5rem;
  padding: 2rem 2.5rem;
  border-left: 4px solid var(--swell);
  background: rgba(26, 188, 156, 0.05);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.philosophy-quote blockquote {
  font-size: 1.35rem;
  font-style: italic;
  color: var(--foam);
  line-height: 1.5;
  margin-bottom: 0.6rem;
}

.philosophy-quote cite {
  font-size: 0.82rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.truths-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.2rem;
}

.truth-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 1.6rem;
  transition: border-color var(--transition);
}
.truth-card:hover { border-color: rgba(26, 188, 156, 0.3); }

.truth-number {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--swell);
  margin-bottom: 0.5rem;
}

.truth-title {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
}

.truth-desc {
  font-size: 0.88rem;
  color: var(--salt);
  line-height: 1.7;
}

/* =============================================
   JOIN / CTA
   ============================================= */
.section-join {
  background: linear-gradient(135deg, var(--ocean-surface) 0%, var(--ocean-mid) 100%);
  text-align: center;
}

.join-headline {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1.2rem;
}

.join-headline em {
  font-style: italic;
  color: var(--swell-light);
}

.join-sub {
  font-size: 1.05rem;
  color: var(--salt);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

/* =============================================
   FOOTER
   ============================================= */
footer {
  background: #060f1a;
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid rgba(26, 188, 156, 0.12);
}

.footer-logo-img {
  margin: 0 auto 1.2rem;
  max-width: 120px;
  opacity: 0.85;
}

.footer-brand {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--salt);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--swell); }

/* =============================================
   PAGE HERO (inner pages)
   ============================================= */
.page-hero {
  padding: 10rem 0 4rem;
  background: linear-gradient(160deg, var(--ocean-deep) 0%, var(--ocean-mid) 100%);
  text-align: center;
}

.page-hero .hero-eyebrow { margin-bottom: 1rem; }

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1.2rem;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--salt);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 900px) {
  .science-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  nav { padding: 1rem 1.2rem; }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(10, 22, 40, 0.98);
    padding: 1.5rem 2rem;
    gap: 1.2rem;
    border-bottom: 1px solid rgba(26, 188, 156, 0.15);
  }

  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }

  .story-grid { grid-template-columns: 1fr; gap: 2rem; }
  .science-grid { grid-template-columns: 1fr; }

  .hero-stat {
    flex-direction: column;
    text-align: center;
  }
  .stat-label { text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 1.2rem; }
  section { padding: 4rem 0; }
}