/* ═══════════════════════════════════════════════
   REFLEKTOR — style.css
   Aesthetic: Warm editorial. Dark amber + cream.
   Fonts: Playfair Display (headlines) + DM Sans (body)
═══════════════════════════════════════════════ */

:root {
  --bg:           #0d0b09;
  --bg-card:      #141210;
  --bg-section:   #111009;
  --amber:        #c8873a;
  --amber-light:  #e8a85c;
  --amber-dim:    #7a4f1e;
  --cream:        #f0e8d8;
  --cream-dim:    #b8ad99;
  --cream-faint:  #3a3528;
  --text:         #ede5d4;
  --text-muted:   #8a7f6e;
  --text-faint:   #4a4438;
  --accent:       #d4a96a;
  --line:         rgba(200,135,58,0.18);
  --glow:         rgba(200,135,58,0.07);
  --radius-card:  20px;
  --radius-sm:    10px;
  --shadow-card:  0 32px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(200,135,58,0.12);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --max-w:        720px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 17px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Texture & Glow ── */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' 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='0.04'/%3E%3C/svg%3E");
  opacity: 0.6;
}

.bg-glow {
  position: fixed;
  top: -20vh;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(200,135,58,0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ── All content above grain ── */
header, main, section, footer { position: relative; z-index: 1; }

/* ═══ HEADER ═══ */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 40px;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,11,9,0.85);
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  font-size: 1.4rem;
  color: var(--amber);
  line-height: 1;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.18em;
  color: var(--cream);
}

.header-nav {
  display: flex;
  gap: 32px;
}

.header-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.header-nav a:hover { color: var(--amber-light); }

/* ═══ HERO ═══ */
.hero {
  text-align: center;
  padding: 60px 20px 20px;
}

.tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* ═══ DAILY CARD ═══ */
.daily-card {
  max-width: var(--max-w);
  margin: 40px auto 80px;
  padding: 0 20px;
}

/* Meta row */
.card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 36px;
}

.day-label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(200,135,58,0.1);
  border: 1px solid rgba(200,135,58,0.25);
  padding: 5px 14px;
  border-radius: 100px;
}

/* Principle block */
.principle-block {
  margin-bottom: 36px;
}

.principle-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 12px;
}

.principle-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  font-weight: 900;
  line-height: 1.08;
  color: var(--cream);
  letter-spacing: -0.02em;
  margin-bottom: 14px;

  /* gradient text */
  background: linear-gradient(135deg, var(--cream) 40%, var(--amber-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.principle-author {
  font-size: 0.84rem;
  color: var(--amber);
  letter-spacing: 0.04em;
}

/* Divider */
.divider-line {
  height: 1px;
  background: linear-gradient(90deg, var(--amber-dim), transparent);
  margin: 32px 0;
  opacity: 0.5;
}

/* Description */
.principle-description {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--cream-dim);
  margin-bottom: 40px;
}

/* CTA block */
.cta-block {
  background: linear-gradient(135deg, rgba(200,135,58,0.06) 0%, rgba(200,135,58,0.02) 100%);
  border: 1px solid rgba(200,135,58,0.2);
  border-radius: var(--radius-card);
  padding: 32px 36px;
  margin-bottom: 28px;
  position: relative;
  overflow: hidden;
}

.cta-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--amber), var(--amber-light), transparent);
}

.cta-icon {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.cta-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
}

.cta-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--cream);
  line-height: 1.65;
  border: none;
  padding: 0;
}

/* Resource */
.resource-block {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--line);
}

.resource-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.resource-link {
  font-size: 0.88rem;
  color: var(--amber-light);
  text-decoration: none;
  transition: color 0.2s;
}

.resource-link:hover {
  color: var(--cream);
  text-decoration: underline;
}

/* ── Reaction Bar ── */
.reaction-section {
  margin-bottom: 32px;
  text-align: center;
}

.reaction-prompt {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.emoji-bar {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.emoji-btn {
  font-size: 1.6rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.15s, background 0.2s, border-color 0.2s;
  line-height: 1;
}

.emoji-btn:hover {
  transform: scale(1.15) translateY(-2px);
  background: rgba(200,135,58,0.1);
  border-color: rgba(200,135,58,0.4);
}

.emoji-btn.selected {
  transform: scale(1.25);
  background: rgba(200,135,58,0.15);
  border-color: var(--amber);
}

.reaction-thanks {
  font-size: 0.85rem;
  color: var(--amber);
  margin-top: 14px;
  min-height: 1.3em;
  font-style: italic;
  transition: opacity 0.3s;
}

/* ── Share Bar ── */
.share-section {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.share-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: 100px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s;
}

.share-btn:hover {
  border-color: var(--amber);
  color: var(--amber-light);
  background: rgba(200,135,58,0.06);
}

.copy-confirm {
  font-size: 0.8rem;
  color: var(--amber);
  font-style: italic;
  min-height: 1em;
  flex-basis: 100%;
  padding-left: 4px;
}

/* ═══ HOW IT WORKS ═══ */
.section-how,
.section-science {
  padding: 100px 20px;
  border-top: 1px solid var(--line);
}

.section-how { background: rgba(255,255,255,0.01); }
.section-science { background: rgba(200,135,58,0.02); }

.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.section-lead {
  font-size: 1rem;
  color: var(--cream-dim);
  line-height: 1.8;
  margin-bottom: 60px;
  max-width: 600px;
}

/* Steps grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.step-card {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 28px;
  transition: border-color 0.2s;
}

.step-card:hover { border-color: rgba(200,135,58,0.35); }

.step-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--text-faint);
  line-height: 1;
  margin-bottom: 12px;
}

.step-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--cream);
  margin-bottom: 10px;
}

.step-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ═══ SCIENCE ═══ */
.science-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.science-item {
  display: flex;
  gap: 24px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s;
}

.science-item:last-child { border-bottom: none; }

.science-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  margin-top: 4px;
  width: 40px;
  text-align: center;
}

.science-body h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--cream);
  margin-bottom: 10px;
  font-weight: 700;
}

.science-body p {
  font-size: 0.92rem;
  color: var(--cream-dim);
  line-height: 1.78;
  margin-bottom: 14px;
}

.science-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.science-sources a {
  font-size: 0.75rem;
  color: var(--amber);
  text-decoration: none;
  padding: 4px 10px;
  border: 1px solid rgba(200,135,58,0.25);
  border-radius: 100px;
  transition: all 0.2s;
}

.science-sources a:hover {
  background: rgba(200,135,58,0.1);
  border-color: var(--amber);
}

/* ═══ FOOTER ═══ */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 60px 20px;
  text-align: center;
}

.footer-inner {
  max-width: 500px;
  margin: 0 auto;
}

.footer-inner .logo-wrap {
  justify-content: center;
  margin-bottom: 16px;
}

.footer-tagline {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-faint);
  margin-bottom: 24px;
}

.footer-legal {
  font-size: 0.72rem;
  color: var(--text-faint);
}

/* ═══ ANIMATIONS ═══ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.daily-card > * {
  animation: fadeUp 0.55s ease both;
}

.daily-card .card-meta       { animation-delay: 0.05s; }
.daily-card .principle-block { animation-delay: 0.12s; }
.daily-card .divider-line    { animation-delay: 0.18s; }
.daily-card .principle-description { animation-delay: 0.22s; }
.daily-card .cta-block       { animation-delay: 0.28s; }
.daily-card .resource-block  { animation-delay: 0.33s; }
.daily-card .reaction-section{ animation-delay: 0.38s; }
.daily-card .share-section   { animation-delay: 0.43s; }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 680px) {
  .site-header { padding: 20px 20px; }
  .header-nav { display: none; }
  .cta-block { padding: 24px 24px; }
  .science-item { flex-direction: column; gap: 12px; }
  .steps-grid { grid-template-columns: 1fr; }
  .share-section { gap: 8px; }
  .share-btn { font-size: 0.76rem; padding: 8px 14px; }
}

@media (max-width: 400px) {
  .principle-title { font-size: 2rem; }
}