/* ================================================================
   PINGALA.STUDIO — SHARED STYLESHEET
   Design System v1.0
   ================================================================ */

/* ----------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES
   ---------------------------------------------------------------- */
:root {
  --color-midnight: #0D1117;
  --color-navy: #0F1F3D;
  --color-gold: #C9962A;
  --color-gold-bright: #E8A020;
  --color-ivory: #F5EFE0;
  --color-cream: #EDE3CC;
  --color-terracotta: #C4622D;
  --color-sage: #4A7C59;
  --color-burgundy: #6B1F2A;
  --color-whatsapp: #25D366;

  --font-display: 'Cormorant Garant', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  --text-display: clamp(42px, 6vw, 72px);
  --text-h1: clamp(32px, 4.5vw, 52px);
  --text-h2: clamp(26px, 3.5vw, 40px);
  --text-h3: clamp(20px, 2.5vw, 30px);
  --text-h4: 18px;
  --text-body-lg: 18px;
  --text-body: 16px;
  --text-sm: 14px;
  --text-xs: 12px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-24: 96px;
  --space-32: 128px;

  --golden-ratio: 1.618;
  --golden-section: 61.8%;
  --golden-minor: 38.2%;

  --border-gold-subtle: 1px solid rgba(201, 150, 42, 0.15);
  --border-gold-medium: 1px solid rgba(201, 150, 42, 0.4);
  --border-gold-full: 1px solid #C9962A;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 100px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 8px 24px rgba(201, 150, 42, 0.25);
  --shadow-gold-lg: 0 12px 40px rgba(201, 150, 42, 0.35);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-curve: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --container-max: 1280px;
  --container-padding: clamp(20px, 5vw, 80px);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.65;
  color: var(--color-ivory);
  background-color: var(--color-midnight);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ----------------------------------------------------------------
   3. TYPOGRAPHY
   ---------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.15;
  color: var(--color-ivory);
}

.display {
  font-size: var(--text-display);
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-ivory);
}

h1 { font-size: var(--text-h1); font-weight: 600; letter-spacing: -0.01em; }
h2 { font-size: var(--text-h2); font-weight: 500; letter-spacing: -0.01em; }
h3 { font-size: var(--text-h3); font-weight: 500; }
h4 { font-size: var(--text-h4); font-family: var(--font-body); font-weight: 700; letter-spacing: 0.01em; }

p { color: var(--color-cream); line-height: 1.65; }

.overline {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  display: block;
}

/* ----------------------------------------------------------------
   4. LAYOUT UTILITIES
   ---------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section-pad { padding: var(--space-24) 0; }

.section-header { margin-bottom: var(--space-12); }
.section-header--centered { text-align: center; }
.section-header .overline { margin-bottom: var(--space-3); }
.section-header h2 { margin-bottom: var(--space-4); color: var(--color-ivory); }
.section-header .sub {
  font-size: var(--text-body-lg);
  color: var(--color-cream);
  max-width: 560px;
}
.section-header--centered .sub { margin: 0 auto; }

.section-navy { background-color: var(--color-navy); }
.section-gold { background-color: var(--color-gold); }

/* ----------------------------------------------------------------
   5. NAVIGATION
   ---------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(13, 17, 23, 0.6);
  transition: background var(--transition-base), border-color var(--transition-base);
  border-bottom: 1px solid transparent;
}

.nav--scrolled {
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: var(--border-gold-subtle);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--color-ivory);
  letter-spacing: -0.01em;
  text-decoration: none;
}
.nav__logo span {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: var(--color-gold);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.nav__links a {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-cream);
  position: relative;
  transition: color var(--transition-fast);
}
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: var(--color-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast);
}
.nav__links a:hover { color: var(--color-ivory); }
.nav__links a:hover::after { transform: scaleX(1); }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
  background: none;
  border: none;
}
.nav__hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--color-ivory);
  transition: var(--transition-base);
}

.nav__mobile {
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: rgba(13, 17, 23, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: var(--border-gold-subtle);
  padding: var(--space-6) var(--space-8);
  z-index: 999;
  flex-direction: column;
  gap: var(--space-4);
  display: none;
}
.nav__mobile.is-open { display: flex; }
.nav__mobile a {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-cream);
  padding: var(--space-3) 0;
  border-bottom: var(--border-gold-subtle);
}
.nav__mobile a:last-child { border-bottom: none; }

/* ----------------------------------------------------------------
   6. BUTTONS
   ---------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 16px 32px;
  min-height: 52px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-gold);
  color: var(--color-midnight);
}
.btn--primary:hover {
  background: var(--color-gold-bright);
  transform: scale(1.02);
  box-shadow: var(--shadow-gold);
}
.btn--primary:active { transform: scale(0.98); }

.btn--secondary {
  background: transparent;
  color: var(--color-ivory);
  border-color: rgba(201, 150, 42, 0.5);
}
.btn--secondary:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: rgba(201, 150, 42, 0.06);
}

.btn--dark {
  color: var(--color-midnight);
  border-color: rgba(13, 17, 23, 0.5);
}
.btn--dark:hover {
  border-color: var(--color-midnight);
  background: rgba(13, 17, 23, 0.1);
}

.btn--sm {
  padding: 10px 24px;
  min-height: 40px;
  font-size: 13px;
}

/* ----------------------------------------------------------------
   7. CARDS
   ---------------------------------------------------------------- */
.card {
  background: var(--color-navy);
  border: var(--border-gold-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  transition: all 250ms ease;
}
.card:hover {
  border-color: rgba(201, 150, 42, 0.4);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  transform: translateY(-2px);
}

/* ----------------------------------------------------------------
   8. SECTION HEADERS
   ---------------------------------------------------------------- */
.sec-header {
  margin-bottom: var(--space-12);
}
.sec-header--center { text-align: center; }
.sec-header .overline { margin-bottom: var(--space-3); }
.sec-header h2 { color: var(--color-ivory); margin-bottom: var(--space-4); }
.sec-header .sub {
  font-size: var(--text-body-lg);
  color: var(--color-cream);
  max-width: 560px;
  line-height: 1.6;
}
.sec-header--center .sub { margin: 0 auto; }

/* ----------------------------------------------------------------
   9. MARQUEE
   ---------------------------------------------------------------- */
.marquee-wrap {
  overflow: hidden;
  padding: var(--space-4) 0;
  background: var(--color-midnight);
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marqueeScroll 35s linear infinite;
}
.marquee-wrap:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-cream);
  letter-spacing: 0.05em;
  white-space: nowrap;
  padding: 0 var(--space-2);
}
.marquee-sep { color: var(--color-gold); padding: 0 var(--space-2); }

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ----------------------------------------------------------------
   10. FAQ ACCORDION
   ---------------------------------------------------------------- */
.faq-item { border-bottom: 1px solid rgba(245, 239, 224, 0.1); }
.faq-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-6) 0;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-ivory);
  cursor: pointer;
  text-align: left;
  gap: var(--space-4);
  background: none;
  border: none;
}
.faq-icon {
  flex-shrink: 0;
  width: 20px; height: 20px;
  color: var(--color-gold);
  transition: transform var(--transition-base);
}
.faq-item.is-open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 350ms ease;
}
.faq-item.is-open .faq-answer { max-height: 500px; }
.faq-answer p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-cream);
  padding-bottom: var(--space-6);
}

/* ----------------------------------------------------------------
   11. TRUST BADGES
   ---------------------------------------------------------------- */
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 16px;
  border: 1px solid rgba(201, 150, 42, 0.3);
  border-radius: var(--radius-pill);
  background: rgba(201, 150, 42, 0.06);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-ivory);
}

/* ----------------------------------------------------------------
   12. WHATSAPP FLOAT
   ---------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 9999;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition-base);
  animation: waPulse 4s ease-in-out infinite;
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 28px; height: 28px; fill: white; }

@keyframes waPulse {
  0%, 88%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); }
  94% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.7), 0 0 0 8px rgba(37, 211, 102, 0.12); }
}

/* ----------------------------------------------------------------
   13. FOOTER
   ---------------------------------------------------------------- */
.footer {
  background: var(--color-midnight);
  border-top: var(--border-gold-subtle);
  padding: var(--space-16) 0 var(--space-8);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
.footer__logo-text {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-ivory);
  margin-bottom: var(--space-3);
  display: block;
}
.footer__logo-text span {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  color: var(--color-gold);
}
.footer__tagline { font-size: 14px; color: var(--color-cream); line-height: 1.6; }
.footer__col-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}
.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer__nav a { font-size: 14px; color: var(--color-cream); transition: color var(--transition-fast); }
.footer__nav a:hover { color: var(--color-gold); }
.footer__contact-line { font-size: 14px; color: var(--color-cream); margin-bottom: var(--space-2); }
.footer__contact-line a { color: var(--color-gold); }
.footer__bottom {
  padding-top: var(--space-6);
  border-top: var(--border-gold-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.footer__copy { font-size: 13px; color: rgba(237, 227, 204, 0.45); }
.footer__legal { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.footer__legal a { font-size: 13px; color: rgba(237, 227, 204, 0.45); transition: color var(--transition-fast); }
.footer__legal a:hover { color: var(--color-gold); }

/* ----------------------------------------------------------------
   14. ANIMATIONS
   ---------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 500ms var(--transition-curve), transform 500ms var(--transition-curve);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

.stagger > .reveal:nth-child(1) { transition-delay: 0ms; }
.stagger > .reveal:nth-child(2) { transition-delay: 80ms; }
.stagger > .reveal:nth-child(3) { transition-delay: 160ms; }
.stagger > .reveal:nth-child(4) { transition-delay: 240ms; }
.stagger > .reveal:nth-child(5) { transition-delay: 320ms; }
.stagger > .reveal:nth-child(6) { transition-delay: 400ms; }
.stagger > .reveal:nth-child(7) { transition-delay: 480ms; }
.stagger > .reveal:nth-child(8) { transition-delay: 560ms; }
.stagger > .reveal:nth-child(9) { transition-delay: 640ms; }
.stagger > .reveal:nth-child(10) { transition-delay: 720ms; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes spiralSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.anim-nav     { animation: fadeInUp 400ms var(--transition-curve) 0ms    both; }
.anim-ol      { animation: fadeInUp 400ms var(--transition-curve) 200ms  both; }
.anim-h1      { animation: fadeInUp 400ms var(--transition-curve) 400ms  both; }
.anim-sub     { animation: fadeIn   400ms var(--transition-curve) 600ms  both; }
.anim-cta     { animation: fadeIn   400ms var(--transition-curve) 800ms  both; }
.anim-trust   { animation: fadeIn   400ms var(--transition-curve) 1000ms both; }
.anim-spiral  { animation: fadeIn   600ms var(--transition-curve) 1000ms both; }

/* ----------------------------------------------------------------
   15. LIGHT MODE (legal pages)
   ---------------------------------------------------------------- */
.page-light {
  background: #FAF6EF;
}
.page-light body {
  background: #FAF6EF;
  color: #1A1208;
}
.legal-page {
  background: #FAF6EF;
  color: #1A1208;
}
.legal-page .nav {
  background: rgba(250, 246, 239, 0.92);
}
.legal-page .nav--scrolled {
  background: rgba(250, 246, 239, 0.97);
  border-bottom: var(--border-gold-subtle);
}
.legal-page .nav__logo { color: #1A1208; }
.legal-page .nav__links a { color: #4A3F2F; }
.legal-page .nav__links a:hover { color: #1A1208; }
.legal-page .nav__hamburger span { background: #1A1208; }
.legal-content {
  padding: calc(64px + var(--space-16)) 0 var(--space-16);
}
.legal-content h1 {
  font-size: var(--text-h1);
  font-family: var(--font-display);
  font-weight: 600;
  color: #1A1208;
  margin-bottom: var(--space-3);
}
.legal-content .updated {
  font-size: var(--text-sm);
  color: #4A3F2F;
  margin-bottom: var(--space-12);
}
.legal-content h2 {
  font-size: var(--text-h3);
  font-family: var(--font-display);
  font-weight: 600;
  color: #1A1208;
  margin: var(--space-8) 0 var(--space-3);
}
.legal-content p, .legal-content li {
  font-size: var(--text-body);
  color: #4A3F2F;
  line-height: 1.75;
  margin-bottom: var(--space-3);
}
.legal-content a { color: var(--color-gold); }
.legal-page .footer {
  background: #F0EAD8;
  border-top: var(--border-gold-subtle);
}
.legal-page .footer__logo-text { color: #1A1208; }
.legal-page .footer__tagline { color: #4A3F2F; }
.legal-page .footer__nav a { color: #4A3F2F; }
.legal-page .footer__contact-line { color: #4A3F2F; }
.legal-page .footer__copy { color: rgba(74, 63, 47, 0.6); }
.legal-page .footer__legal a { color: rgba(74, 63, 47, 0.6); }
.legal-page .footer__bottom { border-top-color: rgba(201, 150, 42, 0.2); }
.legal-page .whatsapp-float { display: none; }

/* ----------------------------------------------------------------
   16. RESPONSIVE
   ---------------------------------------------------------------- */
@media (max-width: 768px) {
  .nav__links,
  .nav__cta-desktop { display: none; }
  .nav__hamburger { display: flex; }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .whatsapp-float {
    bottom: 20px;
    right: 16px;
    width: 50px;
    height: 50px;
  }
  .whatsapp-float svg { width: 24px; height: 24px; }
}