/* ============================================
   SECOND BREATH — Premium Incense
   Design System & Styles
   ============================================ */

:root {
  --color-bg: #0C0A08;
  --color-bg-warm: #12100D;
  --color-bg-card: #1A1714;
  --color-bg-elevated: #221F1A;
  --color-text: #E8E0D4;
  --color-text-muted: #9A9088;
  --color-text-dim: #6B6560;
  --color-accent: #C8956C;
  --color-accent-light: #E0B896;
  --color-accent-dark: #8B6340;
  --color-gold: #D4A843;
  --color-border: rgba(200, 149, 108, 0.12);
  --color-border-light: rgba(232, 224, 212, 0.06);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', -apple-system, sans-serif;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);

  --container-max: 1200px;
  --section-padding: clamp(80px, 12vh, 160px);
}

/* ---- Reset & Base ---- */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-accent-light);
}

::selection {
  background: var(--color-accent-dark);
  color: var(--color-text);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}

/* ---- Typography ---- */

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: 1.5rem;
}

.section-intro {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 560px;
  line-height: 1.8;
}

/* ---- Buttons ---- */

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 16px 40px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.4s var(--ease-out-quart);
  text-align: center;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(200, 149, 108, 0.25);
}

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

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
  transform: translateY(-2px);
}

.btn--large {
  padding: 20px 56px;
  font-size: 0.9rem;
}

/* ---- Reveal Animations ---- */

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Navigation ---- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 24px 0;
  transition: all 0.5s var(--ease-out-expo);
}

.nav.is-scrolled {
  background: rgba(12, 10, 8, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.nav__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.5rem;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.nav__logo:hover {
  color: var(--color-text);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav__links a {
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color 0.3s ease;
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width 0.3s var(--ease-out-expo);
}

.nav__links a:hover {
  color: var(--color-text);
}

.nav__links a:hover::after {
  width: 100%;
}

.nav__shop-link {
  color: var(--color-accent) !important;
  border: 1px solid var(--color-accent-dark);
  padding: 8px 24px !important;
}

.nav__shop-link:hover {
  border-color: var(--color-accent) !important;
  background: rgba(200, 149, 108, 0.08);
}

.nav__shop-link::after {
  display: none !important;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-text);
  transition: all 0.3s ease;
}

/* ---- Hero ---- */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 80%, #1A150E 0%, var(--color-bg) 70%);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(200, 149, 108, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(212, 168, 67, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

.hero__smoke {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 20px;
}

.hero__tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 2rem;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(4rem, 12vw, 10rem);
  line-height: 0.95;
  color: var(--color-text);
  margin-bottom: 2rem;
}

.hero__title em {
  font-style: italic;
  color: var(--color-accent);
}

.hero__subtitle {
  font-size: 1.1rem;
  font-weight: 200;
  color: var(--color-text-muted);
  margin-bottom: 3rem;
  letter-spacing: 0.04em;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  z-index: 2;
}

.hero__scroll-indicator span {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ---- Story ---- */

.story {
  padding: var(--section-padding) 0;
  background: var(--color-bg-warm);
}

.story__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 8vw, 100px);
  align-items: center;
}

.story__image-frame {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}

.story__image-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--color-border);
  z-index: 1;
}

.story__image {
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    #1A150E 0%,
    #2A1F14 25%,
    #3D2B1A 50%,
    #1A150E 75%,
    #0C0A08 100%
  );
  background-size: 200% 200%;
  animation: shimmer 8s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.story__text p {
  margin-bottom: 1.25rem;
  color: var(--color-text-muted);
}

.story__text p em {
  color: var(--color-text);
  font-style: italic;
  font-family: var(--font-display);
  font-size: 1.15em;
}

/* ---- Values ---- */

.values {
  padding: var(--section-padding) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.values__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.values__item {
  text-align: center;
  padding: 20px;
}

.values__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 20px;
  color: var(--color-accent);
}

.values__item h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.values__item p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---- Collection ---- */

.collection {
  padding: var(--section-padding) 0;
  background: var(--color-bg);
}

.collection__header {
  text-align: center;
  margin-bottom: clamp(60px, 8vh, 100px);
}

.collection__header .section-intro {
  margin: 0 auto;
}

.collection__grid {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 6vh, 80px);
  direction: ltr;
}

.collection__cta {
  text-align: center;
  margin-top: clamp(40px, 6vh, 80px);
}

.product-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(30px, 5vw, 80px);
  align-items: center;
}

.product-card:nth-child(even) {
  direction: rtl;
}

.product-card:nth-child(even) > * {
  direction: ltr;
}

.product-card__image {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.product-card__gradient {
  width: 100%;
  height: 100%;
  background: linear-gradient(
    145deg,
    var(--g1) 0%,
    var(--g2) 50%,
    var(--g3) 100%
  );
  opacity: 0.35;
  transition: opacity 0.6s ease, transform 0.6s var(--ease-out-expo);
}

.product-card:hover .product-card__gradient {
  opacity: 0.5;
  transform: scale(1.05);
}

.product-card__number {
  position: absolute;
  top: 20px;
  left: 20px;
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 300;
  color: rgba(232, 224, 212, 0.08);
  line-height: 1;
}

.product-card__body {
  padding: 20px 0;
}

.product-card__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.product-card__notes {
  font-size: 0.85rem;
  color: var(--color-accent);
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
}

.product-card__description {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  max-width: 480px;
}

.product-card__meta {
  display: flex;
  gap: 24px;
  margin-bottom: 2rem;
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

/* ---- Craft ---- */

.craft {
  padding: var(--section-padding) 0;
  background: var(--color-bg-warm);
}

.craft__header {
  text-align: center;
  margin-bottom: clamp(60px, 8vh, 100px);
}

.craft__timeline {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.craft__timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 24px;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-accent-dark), transparent);
}

.craft__step {
  display: flex;
  gap: 40px;
  margin-bottom: 60px;
  position: relative;
}

.craft__step:last-child {
  margin-bottom: 0;
}

.craft__step-number {
  flex-shrink: 0;
  width: 49px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-accent);
  text-align: center;
  position: relative;
}

.craft__step-number::after {
  content: '';
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
}

.craft__step-content h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.5rem;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.craft__step-content p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* ---- Rituals ---- */

.rituals {
  padding: var(--section-padding) 0;
}

.rituals__header {
  text-align: center;
  margin-bottom: clamp(60px, 8vh, 100px);
}

.rituals__header .section-intro {
  margin: 0 auto;
}

.rituals__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.ritual-card {
  padding: clamp(30px, 4vw, 48px);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  transition: border-color 0.4s ease, transform 0.4s var(--ease-out-expo);
}

.ritual-card:hover {
  border-color: var(--color-accent-dark);
  transform: translateY(-4px);
}

.ritual-card__icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  margin-bottom: 24px;
}

.ritual-card h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.5rem;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.ritual-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.ritual-card__recommend {
  font-size: 0.8rem;
  color: var(--color-accent);
  letter-spacing: 0.06em;
  font-style: italic;
  font-family: var(--font-display);
  font-weight: 400;
}

/* ---- Testimonials ---- */

.testimonials {
  padding: var(--section-padding) 0;
  background: var(--color-bg-warm);
}

.testimonials__header {
  text-align: center;
  margin-bottom: clamp(60px, 8vh, 100px);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.testimonial {
  padding: clamp(30px, 4vw, 44px);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  position: relative;
}

.testimonial::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  left: 24px;
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--color-accent-dark);
  line-height: 1;
  opacity: 0.5;
}

.testimonial p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.testimonial p em {
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1.05em;
}

.testimonial cite {
  font-style: normal;
  font-size: 0.8rem;
  color: var(--color-accent);
  letter-spacing: 0.04em;
}

/* ---- FAQ ---- */

.faq {
  padding: var(--section-padding) 0;
}

.faq__header {
  text-align: center;
  margin-bottom: clamp(40px, 6vh, 80px);
}

.faq__list {
  max-width: 740px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--color-border);
}

.faq__item summary {
  padding: 24px 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: color 0.3s ease;
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

.faq__item summary::after {
  content: '+';
  font-family: var(--font-body);
  font-weight: 200;
  font-size: 1.5rem;
  color: var(--color-accent);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq__item[open] summary::after {
  transform: rotate(45deg);
}

.faq__item summary:hover {
  color: var(--color-accent-light);
}

.faq__item p {
  padding: 0 0 24px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ---- CTA Section ---- */

.cta-section {
  padding: var(--section-padding) 0;
  background: var(--color-bg-warm);
}

.cta-block {
  text-align: center;
  padding: clamp(60px, 8vw, 100px) clamp(30px, 5vw, 80px);
  border: 1px solid var(--color-border);
  background:
    radial-gradient(ellipse at 50% 50%, rgba(200, 149, 108, 0.06) 0%, transparent 60%),
    var(--color-bg-card);
}

.cta-block h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-text);
  margin-bottom: 1rem;
}

.cta-block p {
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto 2.5rem;
}

/* ---- Footer ---- */

.footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--color-border);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer__logo {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.5rem;
  color: var(--color-text);
  display: inline-block;
  margin-bottom: 16px;
}

.footer__logo:hover {
  color: var(--color-text);
}

.footer__brand p {
  color: var(--color-text-dim);
  font-size: 0.9rem;
  max-width: 280px;
}

.footer__nav h4 {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.footer__nav ul {
  list-style: none;
}

.footer__nav li {
  margin-bottom: 12px;
}

.footer__nav a {
  color: var(--color-text-dim);
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.footer__nav a:hover {
  color: var(--color-accent);
}

.footer__bottom {
  padding-top: 40px;
  border-top: 1px solid var(--color-border-light);
  text-align: center;
}

.footer__bottom p {
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

/* ============================================
   Smoke Particles (Hero Background)
   ============================================ */

.smoke-particle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(200, 149, 108, 0.08) 0%, transparent 70%);
  filter: blur(40px);
  animation: smokeRise linear infinite;
}

@keyframes smokeRise {
  0% {
    transform: translateY(0) translateX(0) scale(1);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-100vh) translateX(var(--drift)) scale(2);
    opacity: 0;
  }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
  .story__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .values__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-card {
    grid-template-columns: 1fr;
  }

  .product-card:nth-child(even) {
    direction: ltr;
  }

  .product-card__image {
    aspect-ratio: 16/9;
    max-height: 300px;
  }

  .testimonials__grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin: 0 auto;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-bg-warm);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    transition: right 0.5s var(--ease-out-expo);
    border-left: 1px solid var(--color-border);
  }

  .nav__links.is-open {
    right: 0;
  }

  .nav__links a {
    font-size: 1rem;
  }

  .rituals__grid {
    grid-template-columns: 1fr;
  }

  .values__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .craft__timeline::before {
    display: none;
  }

  .craft__step {
    flex-direction: column;
    gap: 16px;
  }

  .craft__step-number::after {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 3.5rem;
  }

  .product-card__image {
    aspect-ratio: 3/2;
  }
}