/* ==========================================================================
   wiki.yachts — Master Design System: "Parchment & Brass" Architectural Canvas
   Protocol: Athena-Web v3.0 | Author: Adam (AIS)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700&family=Inter:wght@300;400;500;600;700&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400&family=Space+Mono:wght@400;700&display=swap');

:root {
  /* Color Palette: Parchment & Brass */
  --background: #FAF8F5;          /* Warm Alabaster textured paper */
  --foreground: #0F172A;          /* Deep Slate-Midnight */
  --surface: #FDFDFD;             /* Pristine White */
  --surface-elevated: #1E293B;    /* Slate-Navy */
  --border: #CBD5E1;              /* Geometric grid lines */
  --border-light: #E2E8F0;
  --muted: #F1F5F9;
  --muted-foreground: #64748B;    /* Slate-Gray */

  /* Strategic Accents */
  --accent-gold: #B19470;         /* Fine-Line Champagne Gold */
  --accent-gold-hover: #967954;
  --accent-blue: #0070ba;         /* Stripe / PayPal Trust-Blue */
  --accent-blue-hover: #005a96;

  /* Typography */
  --font-display: "Newsreader", "Editorial Georgia", Georgia, serif;
  --font-heading: "Cinzel", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "Space Mono", ui-monospace, monospace;

  /* Spacing */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */

  /* Radius */
  --radius-sm: 0.125rem; /* 2px */
  --radius-md: 0.25rem;  /* 4px */
  --radius-lg: 0.5rem;   /* 8px */

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.06), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
}

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

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

body {
  background-color: var(--background);
  color: var(--foreground);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   TOUCH-TARGET LAW & CLS ARMOR
   ========================================================================== */
a, button, input, select, textarea, .touch-target-safe {
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.gallery-container-armor {
  min-height: 480px;
  width: 100%;
  background-color: var(--surface);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
}

.cls-ad-leaderboard {
  min-height: 90px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface);
  border: 1px dashed var(--border);
  margin: var(--space-6) 0;
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--foreground);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 4vw, 3.25rem); font-family: var(--font-heading); letter-spacing: 0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.625rem); }

p { margin-bottom: var(--space-4); color: #334155; }
p:last-child { margin-bottom: 0; }

.lead-text {
  font-size: 1.25rem;
  font-family: var(--font-display);
  font-style: italic;
  color: var(--muted-foreground);
  line-height: 1.5;
}

.mono-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted-foreground);
}

/* ==========================================================================
   LAYOUT CONTAINERS
   ========================================================================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--foreground);
}

.brand-monogram {
  width: 38px;
  height: 38px;
  background: var(--surface-elevated);
  color: var(--accent-gold);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent-gold);
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: var(--space-6);
  align-items: center;
}

.main-nav a {
  color: var(--foreground);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: color 0.2s;
  padding: var(--space-2) 0;
}

.main-nav a:hover, .main-nav a.active {
  color: var(--accent-gold);
  border-bottom: 2px solid var(--accent-gold);
}

/* ==========================================================================
   BUTTONS & CTAS
   ========================================================================== */
.btn {
  padding: 0 var(--space-6);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--surface-elevated);
  color: #FFFFFF;
  border-color: var(--surface-elevated);
}
.btn-primary:hover {
  background-color: #0F172A;
  color: var(--accent-gold);
}

.btn-gold {
  background-color: var(--accent-gold);
  color: #FFFFFF;
}
.btn-gold:hover {
  background-color: var(--accent-gold-hover);
}

.btn-outline {
  background-color: transparent;
  color: var(--foreground);
  border-color: var(--border);
}
.btn-outline:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.btn-blue {
  background-color: var(--accent-blue);
  color: #FFFFFF;
}
.btn-blue:hover {
  background-color: var(--accent-blue-hover);
}

/* ==========================================================================
   FLOW-FRAME VISUAL HERO & GALLERY
   ========================================================================== */
.flow-hero {
  padding: var(--space-12) 0 var(--space-8);
  border-bottom: 1px solid var(--border);
  background: radial-gradient(circle at 50% 20%, #FFFDF9 0%, #FAF8F5 100%);
}

.hero-header {
  text-align: center;
  max-width: 860px;
  margin: 0 auto var(--space-8);
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent-gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  display: block;
}

.flow-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.flow-frame {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
}

.flow-frame:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-gold);
}

.flow-media {
  position: relative;
  height: 260px;
  background-color: var(--muted);
  overflow: hidden;
}

.flow-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.flow-frame:hover .flow-media img {
  transform: scale(1.03);
}

.flow-caption {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.flow-title {
  font-size: 1.375rem;
  margin-bottom: var(--space-2);
}

.flow-meta {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-light);
}

.flow-desc {
  font-size: 0.9375rem;
  color: #475569;
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.flow-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
}

/* ==========================================================================
   EDGE-SWAP BLUR PAYWALL & GATING
   ========================================================================== */
.img-gate {
  position: relative;
}

.img-gate.gated img {
  filter: blur(14px);
  opacity: 0.6;
}

.gate-tag {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: rgba(15, 23, 42, 0.9);
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  z-index: 10;
  text-align: center;
  backdrop-filter: blur(4px);
  pointer-events: none;
}

/* ==========================================================================
   CONCIERGE & MODAL DIALOGS
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  padding: var(--space-4);
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 560px;
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--muted-foreground);
  cursor: pointer;
}

/* ==========================================================================
   SOVEREIGN FOOTER & AFFILIATE DISCLOSURES
   ========================================================================== */
.sovereign-footer {
  background-color: var(--surface-elevated);
  color: #E2E8F0;
  border-top: 1px solid #334155;
  padding: var(--space-12) 0 var(--space-8);
  margin-top: var(--space-16);
}

.sovereign-footer a {
  color: #CBD5E1;
  text-decoration: none;
  transition: color 0.2s;
}

.sovereign-footer a:hover {
  color: var(--accent-gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer-disclaimer {
  font-size: 0.8125rem;
  color: #94A3B8;
  line-height: 1.6;
  border-top: 1px solid #334155;
  padding-top: var(--space-6);
  text-align: center;
}

/* Responsive Rules */
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .main-nav ul { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .flow-gallery-grid { grid-template-columns: 1fr; }
}