/* ═══════════════════════════════════════════════════════════════
   pAIr Memphis — styles.css  v4
   Palette:
     --ink:        #1a1018   deep plum-black
     --plum:       #2d1b35   rich plum
     --plum-mid:   #3d2548   mid plum
     --gold:       #c9a84c   warm gold
     --gold-light: #e0c97a   highlight gold
     --cream:      #f5efe6   warm cream
     --cream-dark: #ede4d8   slightly deeper cream
     --mist:       #f9f5f0   near-white
     --white:      #ffffff
   ═══════════════════════════════════════════════════════════════ */

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

:root {
  --ink:        #1a1018;
  --plum:       #2d1b35;
  --plum-mid:   #3d2548;
  --gold:       #c9a84c;
  --gold-light: #e0c97a;
  --cream:      #f5efe6;
  --cream-dark: #ede4d8;
  --mist:       #f9f5f0;
  --white:      #ffffff;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans:  'Inter', system-ui, sans-serif;

  --radius:     12px;
  --radius-lg:  20px;
  --shadow-soft: 0 4px 24px rgba(26,16,24,0.10);
  --shadow-card: 0 2px 16px rgba(26,16,24,0.08);

  --section-pad: 96px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--mist);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

/* ── CONTAINER ── */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 13px 28px;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--gold);
  color: var(--ink);
}
.btn--primary:hover { background: var(--gold-light); transform: translateY(-1px); }

.btn--ghost {
  background: transparent;
  border: 1.5px solid var(--gold);
  color: var(--gold);
}
.btn--ghost:hover { background: var(--gold); color: var(--ink); transform: translateY(-1px); }

.btn--cellar {
  background: var(--white);
  color: var(--plum);
  font-weight: 600;
}
.btn--cellar:hover { background: var(--cream); transform: translateY(-1px); }

/* ── SECTION EYEBROW ── */
.section-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}
.section-eyebrow--light {
  color: var(--gold-light);
}

/* ── SECTION DIVIDER ── */
.section-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  opacity: 0.35;
  margin: 0;
}

/* ─────────────────────────────────────
   NAV
───────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(26, 16, 24, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.18);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav__logo-pill {
  display: flex;
  align-items: center;
  background: var(--cream);
  border-radius: 8px;
  padding: 5px 12px;
}
.nav__logo-img { height: 32px; width: auto; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--cream);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}
.nav__links a:hover { color: var(--gold); }

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cream);
  border-radius: 2px;
  transition: background 0.2s;
}

.mobile-menu {
  background: var(--plum);
  border-top: 1px solid rgba(201, 168, 76, 0.2);
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.mobile-menu a {
  color: var(--cream);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 4px 0;
}
.mobile-menu[hidden] { display: none; }

/* ─────────────────────────────────────
   HERO
───────────────────────────────────── */
.hero {
  position: relative;
  background: var(--plum);
  overflow: hidden;
  padding: 100px 0 88px;
  text-align: center;
}

.hero__bg-orb {
  position: absolute;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.18;
  pointer-events: none;
}
.orb--left  { background: var(--gold); top: -160px; left: -180px; }
.orb--right { background: #8b3a8a;    bottom: -160px; right: -180px; }

.hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

/* PLAQUE — 30% larger than v3 */
.hero__plaque {
  background: var(--cream);
  border-radius: var(--radius-lg);
  padding: 28px 44px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.35);
}
.hero__plaque-logo {
  height: 117px;   /* v3 was ~90px; 90 × 1.3 = 117 */
  width: auto;
}

.hero__headline {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 300;
  line-height: 1.22;
  color: var(--cream);
  max-width: 700px;
}
.hero__headline em {
  font-style: italic;
  color: var(--gold-light);
}

.hero__sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(245, 239, 230, 0.80);
  max-width: 560px;
  line-height: 1.7;
}

/* ─────────────────────────────────────
   DIFFERENTIATOR
───────────────────────────────────── */
.differentiator {
  background: var(--cream-dark);
  padding: 52px 0;
  text-align: center;
}
.differentiator__line {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: 0.01em;
}
.differentiator__line em {
  font-style: italic;
  color: var(--plum-mid);
}

/* ─────────────────────────────────────
   THREE TIERS — HORIZONTAL ROW
───────────────────────────────────── */
.offerings {
  background: var(--mist);
  padding: var(--section-pad) 0;
}
.offerings .section-eyebrow {
  text-align: center;
  margin-bottom: 40px;
}

.tiers-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.tier-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px 32px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(201, 168, 76, 0.14);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.tier-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.tier-card__badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  background: var(--plum);
  color: var(--cream);
  width: fit-content;
}
.tier-card__badge--gold {
  background: var(--gold);
  color: var(--ink);
}

.tier-card__title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.2;
}

.tier-card__desc {
  font-size: 0.925rem;
  color: #5a4e58;
  line-height: 1.65;
  flex: 1;
}

.tier-card__cta {
  margin-top: 4px;
  align-self: flex-start;
}

/* Free card accent */
.tier-card--free { border-top: 3px solid var(--gold); }

/* ─────────────────────────────────────
   PRIVATE CELLAR SPOTLIGHT
───────────────────────────────────── */
.cellar-spotlight {
  background: linear-gradient(135deg, #1e0e28 0%, #2d1b35 40%, #3a2210 100%);
  padding: var(--section-pad) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cellar-spotlight::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 40%, rgba(201,168,76,0.12) 0%, transparent 65%);
  pointer-events: none;
}

.cellar-spotlight__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.cellar-spotlight__headline {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 400;
  color: var(--cream);
  line-height: 1.2;
  max-width: 640px;
}

.cellar-spotlight__body {
  font-size: clamp(0.95rem, 1.8vw, 1.075rem);
  color: rgba(245, 239, 230, 0.82);
  max-width: 640px;
  line-height: 1.8;
}

.cellar-spotlight__pricing {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--gold-light);
  letter-spacing: 0.02em;
}

/* ─────────────────────────────────────
   NEWSLETTER — EDITORIAL
───────────────────────────────────── */
.newsletter-editorial {
  background: var(--cream);
  padding: var(--section-pad) 0;
}

.newsletter-editorial__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.newsletter-editorial__title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  font-weight: 600;
  color: var(--plum);
  line-height: 1.1;
  margin-bottom: 10px;
}

.newsletter-editorial__tagline {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--plum-mid);
  margin-bottom: 16px;
}

.newsletter-editorial__desc {
  font-size: 0.925rem;
  color: #5a4e58;
  line-height: 1.75;
}

.newsletter-editorial__form-wrap {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px 36px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(201, 168, 76, 0.2);
}

.newsletter-editorial__form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.newsletter-editorial__input-row {
  display: flex;
  gap: 10px;
}

.form-input {
  flex: 1;
  padding: 12px 16px;
  border: 1.5px solid rgba(201, 168, 76, 0.3);
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  background: var(--mist);
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
}
.form-input:focus { border-color: var(--gold); }

.form-disclaimer {
  font-size: 0.75rem;
  color: #8a7e88;
  letter-spacing: 0.01em;
}

/* ─────────────────────────────────────
   CONTACT
───────────────────────────────────── */
.contact-section {
  background: var(--ink);
  padding: var(--section-pad) 0;
  text-align: center;
}

.contact-section__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.contact-section__headline {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 400;
  color: var(--cream);
  line-height: 1.2;
}

.contact-section__sub {
  font-size: 1rem;
  color: rgba(245, 239, 230, 0.65);
}

.contact-section .section-eyebrow { color: var(--gold-light); }

.contact-section__cta {
  margin-top: 4px;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}

/* ─────────────────────────────────────
   FOOTER
───────────────────────────────────── */
.footer {
  background: var(--plum);
  border-top: 1px solid rgba(201, 168, 76, 0.2);
  padding: 36px 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__wordmark {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--cream);
  letter-spacing: 0.02em;
}
.footer__ai {
  color: var(--gold);
  font-style: italic;
}

.footer__links {
  display: flex;
  gap: 28px;
}
.footer__links a {
  font-size: 0.85rem;
  color: rgba(245, 239, 230, 0.65);
  transition: color 0.2s;
}
.footer__links a:hover { color: var(--gold); }

.footer__legal {
  font-size: 0.78rem;
  color: rgba(245, 239, 230, 0.4);
  width: 100%;
  text-align: center;
  margin-top: 4px;
}

/* ─────────────────────────────────────
   RESPONSIVE
───────────────────────────────────── */
@media (max-width: 900px) {
  .tiers-row {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .newsletter-editorial__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .newsletter-editorial__input-row {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  :root { --section-pad: 64px; }

  .nav__links { display: none; }
  .nav__burger { display: flex; }

  .hero { padding: 72px 0 64px; }
  .hero__plaque { padding: 20px 28px; }
  .hero__plaque-logo { height: 84px; }

  .footer__inner {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .newsletter-editorial__form-wrap { padding: 28px 20px; }

  .contact-section__cta { font-size: 0.82rem; word-break: break-all; }
}

@media (min-width: 641px) and (max-width: 900px) {
  .nav__links { display: flex; }
  .nav__burger { display: none; }
}