/* ============================================================
   Woknest · flavor-engine.css
   ------------------------------------------------------------
   1. Design Tokens   (reused by header / footer / engine)
   2. Public Layout   (wn-* prefix — header & footer)
   3. Page Base       (typography, container)
   4. Hero            (engine landing)
   5. Input Panel     (chips + generate)
   6. Result Cards    (3-5 seasoning combos)
   7. Paywall         (subscribe CTA)
   8. Responsive
   ============================================================ */

/* ============================================================
   1. Design Tokens
   ============================================================ */
:root {
  --c-bg:        #F5EFE6;
  --c-bg-soft:   #FAF6EE;
  --c-paper:     #FFFDF8;
  --c-paper-2:   #F8F1E0;
  --c-ink:       #2A2118;
  --c-ink-soft:  #5C4F3D;
  --c-line:      #E4D9C4;
  --c-line-2:    #D5C5A6;
  --c-vermilion: #C8102E;
  --c-vermilion-deep: #8B0A1F;
  --c-gold:      #D4A24C;
  --c-gold-soft: #E8C97A;
  --c-jade:      #4A7C59;
  --c-ink-on-v:  #FFFDF8;

  --shadow-sm: 0 1px 3px rgba(43, 33, 24, 0.08);
  --shadow-md: 0 8px 24px rgba(43, 33, 24, 0.12);
  --shadow-lg: 0 24px 60px rgba(43, 33, 24, 0.18);
  --shadow-pin: 0 4px 12px rgba(200, 16, 46, 0.35);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-med:  320ms cubic-bezier(0.4, 0, 0.2, 1);

  --font-serif: 'Playfair Display', 'Noto Serif SC', Georgia, serif;
  --font-sans:  'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-cn:    'Noto Serif SC', 'Playfair Display', serif;
}

/* ============================================================
   2. Public Layout (wn-* prefix)
   ============================================================ */
.wn-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}

.wn-nav {
  padding: 24px 0;
  border-bottom: 1px solid var(--c-line);
  background: rgba(245, 239, 230, 0.85);
  backdrop-filter: blur(12px);
  position: sticky; top: 0; z-index: 50;
}
.wn-nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; max-width: 1100px; margin: 0 auto; padding: 0 32px;
}
.wn-brand { display: flex; align-items: center; gap: 14px; }
.wn-brand-mark {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-vermilion), var(--c-vermilion-deep));
  display: grid; place-items: center;
  color: var(--c-gold-soft);
  font-family: var(--font-cn); font-weight: 700; font-size: 22px;
  box-shadow: var(--shadow-pin); position: relative;
}
.wn-brand-mark::after {
  content: ''; position: absolute; inset: -4px; border-radius: 50%;
  border: 1px dashed var(--c-gold); opacity: 0.5;
}
.wn-brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.wn-brand-text .wn-en {
  font-family: var(--font-serif); font-size: 18px; font-weight: 600;
  letter-spacing: 0.02em; color: var(--c-ink);
}
.wn-brand-text .wn-cn {
  font-size: 11px; color: var(--c-ink-soft);
  letter-spacing: 0.4em; margin-top: 2px;
}
.wn-nav-links {
  display: flex; align-items: center; gap: 22px;
  font-size: 13px; color: var(--c-ink-soft);
}
.wn-nav-links a {
  padding: 6px 0; transition: color var(--transition-fast);
}
.wn-nav-links a:hover { color: var(--c-vermilion); }
.wn-nav-links a.active {
  color: var(--c-vermilion); font-weight: 600;
}

.wn-footer {
  padding: 48px 0 56px;
  border-top: 1px solid var(--c-line);
  text-align: center;
  font-size: 13px;
  color: var(--c-ink-soft);
}
.wn-ornament {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  margin-bottom: 20px; color: var(--c-gold);
}
.wn-ornament span { font-family: var(--font-cn); letter-spacing: 0.3em; }
.wn-footer p { margin: 4px 0; }
.wn-footer .wn-sub { opacity: 0.7; margin-top: 6px; }
.wn-footer a { color: var(--c-vermilion); }

/* Footer contact (3 columns: General / Privacy / Legal) */
.wn-footer-contact {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin: 24px auto 16px;
  max-width: 720px;
}
.wn-footer-col {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  min-width: 140px;
}
.wn-footer-label {
  font-family: var(--font-sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-gold);
  font-size: 10px;
  font-weight: 600;
}
.wn-footer-col a {
  color: var(--c-ink);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.wn-footer-col a:hover { color: var(--c-vermilion); }
.wn-footer-legal {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
  font-size: 11px;
  color: var(--c-ink-soft);
  opacity: 0.8;
}

/* ============================================================
   3. Page Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: var(--font-sans);
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
img, svg { display: block; max-width: 100%; }
::selection { background: var(--c-vermilion); color: var(--c-ink-on-v); }

body::before {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(212, 162, 76, 0.08), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(200, 16, 46, 0.05), transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(74, 124, 89, 0.03), transparent 60%);
}
body::after {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='80' height='80' viewBox='0 0 80 80'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/><feColorMatrix values='0 0 0 0 0.3  0 0 0 0 0.2  0 0 0 0 0.1  0 0 0 0.04 0'/></filter><rect width='80' height='80' filter='url(%23n)'/></svg>");
  opacity: 0.4; mix-blend-mode: multiply;
}
.page { position: relative; z-index: 1; min-height: 100vh; display: flex; flex-direction: column; }
.page > main { flex: 1; }

/* ============================================================
   4. Hero
   ============================================================ */
.fe-hero {
  padding: 80px 0 48px;
  text-align: center;
  position: relative;
}
.fe-eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--c-vermilion); font-weight: 600;
  padding: 6px 16px;
  background: rgba(200, 16, 46, 0.06);
  border: 1px solid rgba(200, 16, 46, 0.18);
  border-radius: 999px;
  margin-bottom: 20px;
}
.fe-eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-vermilion);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.4; transform: scale(0.8); }
}
.fe-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(40px, 6.5vw, 76px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  color: var(--c-ink);
}
.fe-hero h1 .italic { font-style: italic; color: var(--c-vermilion); }
.fe-hero h1 .cn {
  display: block;
  font-family: var(--font-cn);
  font-size: clamp(20px, 2.4vw, 30px);
  font-weight: 600;
  color: var(--c-ink-soft);
  margin-top: 8px;
  letter-spacing: 0.08em;
}
.fe-lede {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 20px;
  line-height: 1.55;
  color: var(--c-ink-soft);
  max-width: 38em;
  margin: 20px auto 0;
}

/* ============================================================
   5. Input Panel
   ============================================================ */
.fe-input-panel {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 32px;
}
.fe-input-card {
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow-md);
  margin-bottom: 24px;
}
.fe-input-card label {
  display: block;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--c-ink-soft); font-weight: 600;
  margin-bottom: 12px;
}
.fe-chips {
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 8px;
  background: var(--c-bg);
  border-radius: var(--radius-md);
  min-height: 56px;
  align-items: center;
  border: 1px dashed var(--c-line-2);
}
.fe-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 10px 6px 12px;
  background: var(--c-vermilion);
  color: var(--c-ink-on-v);
  border-radius: 999px;
  font-size: 13px; font-weight: 500;
  animation: chipIn 220ms cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes chipIn {
  from { transform: scale(0.7); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}
.fe-chip .x {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: grid; place-items: center;
  font-size: 11px; line-height: 1;
  transition: background var(--transition-fast);
}
.fe-chip .x:hover { background: rgba(255,255,255,0.35); }

.fe-input {
  flex: 1; min-width: 140px;
  border: none; outline: none; background: transparent;
  font-size: 15px; color: var(--c-ink);
  padding: 6px 4px;
}
.fe-input::placeholder { color: var(--c-ink-soft); opacity: 0.6; }

.fe-suggest {
  margin-top: 12px;
  display: flex; flex-wrap: wrap; gap: 6px;
  font-size: 12px; color: var(--c-ink-soft);
}
.fe-suggest-chip {
  padding: 4px 10px;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.fe-suggest-chip:hover {
  background: var(--c-vermilion);
  color: var(--c-ink-on-v);
  border-color: var(--c-vermilion);
  transform: translateY(-1px);
}

.fe-generate {
  display: flex; justify-content: center; gap: 12px; flex-wrap: wrap;
}
.fe-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px;
  background: var(--c-vermilion);
  color: var(--c-ink-on-v);
  border-radius: 999px;
  font-size: 14px; font-weight: 600; letter-spacing: 0.04em;
  box-shadow: var(--shadow-pin);
  transition: all var(--transition-fast);
}
.fe-btn:hover:not(:disabled) {
  background: var(--c-vermilion-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200, 16, 46, 0.4);
}
.fe-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.fe-btn--ghost {
  background: transparent; color: var(--c-ink-soft);
  border: 1px solid var(--c-line-2); box-shadow: none;
}
.fe-btn--ghost:hover { background: var(--c-paper); border-color: var(--c-ink-soft); color: var(--c-ink); }

/* ============================================================
   6. Result Cards
   ============================================================ */
.fe-results {
  max-width: 1100px; margin: 0 auto;
  padding: 48px 32px 32px;
}
.fe-results-header {
  display: flex; align-items: end; justify-content: space-between;
  margin-bottom: 28px; gap: 16px; flex-wrap: wrap;
}
.fe-results-header h2 {
  font-family: var(--font-serif);
  font-size: 30px; font-weight: 700;
  margin: 0; color: var(--c-ink);
}
.fe-results-header .meta {
  font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--c-ink-soft);
}
.fe-free-tag {
  display: inline-block; padding: 4px 10px;
  background: rgba(74, 124, 89, 0.12);
  color: var(--c-jade);
  border-radius: 999px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; margin-left: 8px;
}
.fe-pro-tag {
  display: inline-block; padding: 4px 10px;
  background: var(--c-vermilion);
  color: var(--c-ink-on-v);
  border-radius: 999px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; margin-left: 8px;
}

.fe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.fe-card {
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: all var(--transition-med);
  position: relative;
}
.fe-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-vermilion);
}
.fe-card-head {
  padding: 20px 24px 16px;
  background: linear-gradient(135deg, var(--flavor-color, var(--c-gold)) 0%, transparent 100%);
  background-color: var(--c-paper);
  position: relative;
}
.fe-card-head::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 6px; background: var(--flavor-color, var(--c-gold));
}
.fe-flavor {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--flavor-color, var(--c-gold));
  margin-bottom: 8px;
}
.fe-flavor .em { font-size: 18px; }
.fe-dish-name {
  font-family: var(--font-serif);
  font-size: 22px; font-weight: 700;
  margin: 0 0 4px;
  color: var(--c-ink);
  line-height: 1.2;
}
.fe-dish-cn {
  font-family: var(--font-cn);
  font-size: 13px;
  color: var(--c-ink-soft);
  margin: 0 0 12px;
}
.fe-why {
  font-size: 13px; line-height: 1.55;
  color: var(--c-ink-soft);
  margin: 0;
  font-style: italic;
}

.fe-card-meta {
  display: flex; gap: 16px;
  padding: 12px 24px;
  font-size: 12px;
  color: var(--c-ink-soft);
  background: var(--c-bg-soft);
  border-top: 1px solid var(--c-line);
}
.fe-card-meta .pip { display: flex; align-items: center; gap: 4px; }
.fe-difficulty { display: flex; gap: 2px; }
.fe-difficulty .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-line-2);
}
.fe-difficulty .dot.on { background: var(--c-vermilion); }

.fe-card-body { padding: 20px 24px 24px; flex: 1; }
.fe-section-title {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--c-gold); font-weight: 600;
  margin: 0 0 10px;
}
.fe-seasonings {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin: 0 0 18px;
}
.fe-seas-chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 10px;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: 999px;
  font-size: 12px;
  color: var(--c-ink);
}
.fe-seas-chip .em { font-size: 14px; }

.fe-steps { list-style: none; padding: 0; margin: 0; counter-reset: s; }
.fe-steps li {
  counter-increment: s;
  display: grid; grid-template-columns: 22px 1fr; gap: 10px;
  padding: 8px 0;
  font-size: 13px; line-height: 1.55;
  color: var(--c-ink-soft);
}
.fe-steps li::before {
  content: counter(s);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 12px;
  color: var(--c-vermilion);
  font-weight: 600;
}

/* Premium-only content (ratio) */
.fe-premium {
  margin-top: 18px;
  padding: 14px 16px;
  background: linear-gradient(135deg, rgba(212, 162, 76, 0.06) 0%, rgba(200, 16, 46, 0.04) 100%);
  border: 1px dashed var(--c-gold);
  border-radius: var(--radius-md);
  position: relative;
}
.fe-premium-label {
  display: inline-block;
  padding: 2px 8px;
  background: var(--c-gold);
  color: var(--c-ink);
  font-size: 10px; font-weight: 700; letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: 999px;
  margin-bottom: 8px;
}
.fe-premium .blurred {
  font-family: 'Courier New', monospace;
  font-size: 12px;
  color: var(--c-ink);
  line-height: 1.7;
  filter: blur(5px);
  user-select: none;
  pointer-events: none;
}
.fe-premium .lock {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-size: 13px; font-weight: 600;
  color: var(--c-vermilion);
  text-shadow: 0 0 8px var(--c-paper);
}
.fe-premium .lock .ic {
  display: inline-block; margin-right: 4px;
}

/* Locked card */
.fe-card.locked { opacity: 0.7; }
.fe-card.locked .fe-card-body > *:not(.fe-premium) {
  filter: blur(2px); pointer-events: none; user-select: none;
}
.fe-card.locked .fe-premium {
  filter: none; opacity: 1;
}

/* Empty state */
.fe-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--c-ink-soft);
}
.fe-empty .em { font-size: 60px; margin-bottom: 16px; }
.fe-empty h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  margin: 0 0 8px;
  color: var(--c-ink);
}
.fe-empty p { font-size: 15px; margin: 0; }

/* ============================================================
   7. Paywall
   ============================================================ */
.fe-paywall {
  max-width: 920px;
  margin: 64px auto 80px;
  padding: 0 32px;
}
.fe-paywall-inner {
  background: linear-gradient(135deg, var(--c-vermilion) 0%, var(--c-vermilion-deep) 100%);
  color: var(--c-ink-on-v);
  border-radius: var(--radius-xl);
  padding: 48px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.fe-paywall-inner::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='40' height='40' viewBox='0 0 40 40'><circle cx='20' cy='20' r='1' fill='rgba(255,253,248,0.08)'/></svg>");
  opacity: 0.4;
}
.fe-paywall-inner > * { position: relative; z-index: 1; }
.fe-paywall h2 {
  font-family: var(--font-serif);
  font-size: 36px; font-weight: 700;
  margin: 0 0 12px;
  color: var(--c-gold-soft);
}
.fe-paywall p {
  font-size: 16px; line-height: 1.6;
  margin: 0 0 28px;
  max-width: 540px; margin-left: auto; margin-right: auto;
  opacity: 0.92;
}
.fe-plans {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 640px;
  margin: 0 auto 28px;
}
.fe-plan {
  background: rgba(255, 253, 248, 0.08);
  border: 1px solid rgba(255, 253, 248, 0.2);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  backdrop-filter: blur(8px);
}
.fe-plan.featured {
  background: rgba(255, 253, 248, 0.16);
  border-color: var(--c-gold-soft);
  transform: scale(1.04);
}
.fe-plan-name {
  font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase;
  opacity: 0.7; margin-bottom: 8px;
}
.fe-plan-price {
  font-family: var(--font-serif);
  font-size: 36px; font-weight: 700;
  margin-bottom: 4px;
}
.fe-plan-price .unit { font-size: 16px; font-weight: 400; opacity: 0.7; }
.fe-plan-desc { font-size: 13px; opacity: 0.8; margin-bottom: 16px; }
.fe-plan-feats {
  list-style: none; padding: 0; margin: 0 0 20px;
  font-size: 13px; text-align: left;
}
.fe-plan-feats li {
  padding: 5px 0 5px 22px;
  position: relative;
  opacity: 0.9;
}
.fe-plan-feats li::before {
  content: '✦';
  position: absolute; left: 0; top: 5px;
  color: var(--c-gold-soft);
}
.fe-plan-cta {
  display: block; width: 100%;
  padding: 10px 20px;
  background: var(--c-gold);
  color: var(--c-ink);
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
  transition: all var(--transition-fast);
}
.fe-plan-cta:hover { background: var(--c-gold-soft); transform: translateY(-1px); }
.fe-plan.featured .fe-plan-cta { background: var(--c-ink-on-v); }
.fe-trust {
  font-size: 12px; opacity: 0.7; letter-spacing: 0.08em;
}
.fe-trust .check { color: var(--c-gold-soft); }

/* ============================================================
   8. Responsive
   ============================================================ */
@media (max-width: 768px) {
  .wn-container, .fe-results, .fe-input-panel, .fe-paywall { padding-left: 20px; padding-right: 20px; }
  .wn-nav-inner { padding: 0 20px; }
  .wn-nav-links { gap: 12px; font-size: 12px; }
  .fe-hero { padding: 48px 0 24px; }
  .fe-hero h1 { font-size: 38px; }
  .fe-input-card { padding: 18px; }
  .fe-paywall-inner { padding: 32px 24px; }
  .fe-plans { grid-template-columns: 1fr; }
  .fe-plan.featured { transform: none; }
}
@media (max-width: 520px) {
  .wn-nav-links a:not(.active) { display: none; }
  .wn-brand-text .wn-cn { display: none; }
  .fe-results-header h2 { font-size: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}