/* COCO — Luxury B&W Cosmetic Landing */

:root {
  --black: #0a0a0a;
  --charcoal: #1a1a1a;
  --gray-dark: #333;
  --gray: #666;
  --gray-light: #999;
  --silver: #c8c8c8;
  --white: #fafafa;
  --cream: #f5f3f0;
  --gold-accent: #8a8a8a;
  --font-serif: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  --font-sans: 'Montserrat', 'Helvetica Neue', Arial, sans-serif;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--charcoal);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Top Bar */
.top-bar {
  background: var(--black);
  color: var(--silver);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
  padding: 10px 16px;
}

.top-bar span {
  margin: 0 12px;
  opacity: 0.7;
}

/* Header */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--silver);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo img {
  height: 64px;
  width: auto;
  max-width: none;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 0.35em;
  color: var(--black);
}

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

.nav a {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-dark);
  transition: color var(--transition);
}

.nav a:hover {
  color: var(--black);
}

.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 16px 36px;
  border: 1px solid var(--black);
  background: transparent;
  color: var(--black);
  cursor: pointer;
  transition: all var(--transition);
}

.btn:hover {
  background: var(--black);
  color: var(--white);
}

.btn-primary {
  background: var(--black);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--gray-dark);
  border-color: var(--gray-dark);
}

.btn-light {
  border-color: var(--white);
  color: var(--white);
}

.btn-light:hover {
  background: var(--white);
  color: var(--black);
}

/* Hero Banner */
.hero-banner {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-banner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.35) 50%, rgba(0,0,0,0.15) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px;
  color: var(--white);
  max-width: 640px;
  margin-left: max(24px, calc((100vw - var(--max-width)) / 2 + 24px));
}

.hero-badge {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.4);
  padding: 8px 16px;
  margin-bottom: 28px;
}

.hero-content h1 {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.hero-content p {
  font-size: 15px;
  line-height: 1.8;
  opacity: 0.9;
  margin-bottom: 36px;
  font-weight: 300;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.stat-item strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
}

.stat-item span {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-disclaimer {
  margin-top: 28px;
  font-size: 11px;
  opacity: 0.6;
  max-width: 520px;
  line-height: 1.6;
}

/* Trust Bar */
.trust-bar {
  background: var(--cream);
  border-bottom: 1px solid var(--silver);
  padding: 28px 0;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.trust-item {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-dark);
}

.trust-item .icon {
  font-size: 24px;
  margin-bottom: 8px;
  display: block;
}

/* Sections */
section {
  padding: 100px 0;
}

.section-label {
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 300;
  line-height: 1.25;
  margin-bottom: 20px;
  color: var(--black);
}

.section-intro {
  font-size: 15px;
  color: var(--gray);
  max-width: 680px;
  margin-bottom: 48px;
  font-weight: 300;
}

/* Problem Section */
.problem-section {
  background: var(--white);
}

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

.problem-card {
  padding: 36px;
  border: 1px solid var(--silver);
  transition: border-color var(--transition);
}

.problem-card:hover {
  border-color: var(--black);
}

.problem-card .icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.problem-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 12px;
}

.problem-card p {
  font-size: 14px;
  color: var(--gray);
  font-weight: 300;
}

.problem-note {
  margin-top: 40px;
  padding: 20px 24px;
  background: var(--cream);
  font-size: 13px;
  color: var(--gray-dark);
  border-left: 2px solid var(--black);
}

/* Benefits */
.benefits-section {
  background: var(--black);
  color: var(--white);
}

.benefits-section .section-label {
  color: var(--gray-light);
}

.benefits-section .section-title {
  color: var(--white);
}

.benefits-section .section-intro {
  color: var(--silver);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.benefit-card {
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,0.15);
}

.benefit-card .icon {
  font-size: 32px;
  margin-bottom: 20px;
}

.benefit-card h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 16px;
}

.benefit-card p {
  font-size: 14px;
  color: var(--silver);
  margin-bottom: 16px;
  font-weight: 300;
}

.benefit-card ul {
  list-style: none;
  font-size: 13px;
  color: var(--gray-light);
}

.benefit-card li {
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
}

.benefit-card li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold-accent);
}

/* Product Showcase */
.product-section {
  background: var(--cream);
}

.product-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.product-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.product-images img {
  filter: grayscale(100%);
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.product-images img:first-child {
  grid-column: 1 / -1;
}

.product-info h3 {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 300;
  margin-bottom: 8px;
}

.product-subtitle {
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 24px;
}

.product-info p {
  font-size: 15px;
  color: var(--gray-dark);
  margin-bottom: 20px;
  font-weight: 300;
}

.product-price {
  font-family: var(--font-serif);
  font-size: 36px;
  margin: 28px 0;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.tag {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 1px solid var(--silver);
  color: var(--gray-dark);
}

/* Ingredients */
.ingredients-section {
  background: var(--white);
}

.ingredients-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.ingredients-layout img {
  filter: grayscale(100%);
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.ingredient-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}

.ingredient-item {
  padding: 24px;
  border: 1px solid var(--silver);
}

.ingredient-item h4 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 8px;
}

.ingredient-item p {
  font-size: 13px;
  color: var(--gray);
  font-weight: 300;
}

.featured-ingredient {
  grid-column: 1 / -1;
  background: var(--black);
  color: var(--white);
  padding: 36px;
  border: none;
}

.featured-ingredient h4 {
  font-family: var(--font-serif);
  font-size: 24px;
  margin-bottom: 12px;
}

.featured-ingredient p {
  color: var(--silver);
  font-size: 14px;
}

.featured-tags {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.featured-tags span {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid rgba(255,255,255,0.3);
}

/* Application */
.application-section {
  background: var(--cream);
}

.application-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.application-grid img {
  filter: grayscale(100%);
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.application-steps {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  text-align: center;
  padding: 32px 24px;
  border: 1px solid var(--silver);
  background: var(--white);
}

.step-number {
  font-family: var(--font-serif);
  font-size: 48px;
  color: var(--silver);
  margin-bottom: 12px;
}

.step h4 {
  font-family: var(--font-serif);
  font-size: 20px;
  margin-bottom: 8px;
}

.step p {
  font-size: 13px;
  color: var(--gray);
  font-weight: 300;
}

/* Testimonials */
.testimonials-section {
  background: var(--white);
}

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

.testimonial-card {
  padding: 36px;
  border: 1px solid var(--silver);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  font-family: var(--font-serif);
  font-size: 64px;
  color: var(--silver);
  position: absolute;
  top: 12px;
  left: 24px;
  line-height: 1;
}

.testimonial-card p {
  font-size: 14px;
  color: var(--gray-dark);
  font-style: italic;
  margin-bottom: 24px;
  padding-top: 32px;
  font-weight: 300;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--black);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 500;
}

.author-info strong {
  display: block;
  font-size: 13px;
}

.author-info span {
  font-size: 12px;
  color: var(--gray);
}

.stars {
  color: var(--black);
  font-size: 12px;
  letter-spacing: 2px;
  margin-top: 4px;
}

.testimonial-disclaimer {
  margin-top: 40px;
  font-size: 11px;
  color: var(--gray);
  padding: 16px 20px;
  background: var(--cream);
  line-height: 1.6;
}

/* FAQ */
.faq-section {
  background: var(--cream);
}

.faq-list {
  max-width: 800px;
}

.faq-item {
  border-bottom: 1px solid var(--silver);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 24px 0;
  font-family: var(--font-serif);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--black);
}

.faq-question::after {
  content: '+';
  font-size: 24px;
  font-weight: 300;
  transition: transform var(--transition);
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding-bottom: 24px;
  font-size: 14px;
  color: var(--gray);
  font-weight: 300;
  line-height: 1.8;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

/* Contact */
.contact-section {
  background: var(--black);
  color: var(--white);
}

.contact-section .section-label {
  color: var(--gray-light);
}

.contact-section .section-title {
  color: var(--white);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}

.contact-feature {
  padding: 20px;
  border: 1px solid rgba(255,255,255,0.15);
}

.contact-feature .icon {
  font-size: 24px;
  margin-bottom: 8px;
}

.contact-feature strong {
  display: block;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.contact-feature span {
  font-size: 13px;
  color: var(--silver);
}

.contact-form {
  background: var(--white);
  padding: 48px;
  color: var(--charcoal);
}

.contact-form h3 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 8px;
  color: var(--black);
}

.contact-form > p {
  font-size: 13px;
  color: var(--gray);
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--gray-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--silver);
  font-family: var(--font-sans);
  font-size: 14px;
  background: var(--white);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--black);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 12px;
  color: var(--gray);
  margin-bottom: 24px;
}

.form-checkbox input {
  margin-top: 4px;
}

.form-checkbox a {
  text-decoration: underline;
}

.contact-form .btn {
  width: 100%;
  text-align: center;
}

.form-success {
  display: none;
  text-align: center;
  padding: 40px;
}

.form-success.show {
  display: block;
}

.form-success h4 {
  font-family: var(--font-serif);
  font-size: 24px;
  margin-bottom: 12px;
}

/* Footer Banner */
.footer-banner {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.footer-banner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.footer-banner-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
}

.footer-banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  padding: 60px 24px;
}

.footer-banner-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 300;
  margin-bottom: 16px;
}

.footer-banner-content p {
  font-size: 15px;
  opacity: 0.9;
  margin-bottom: 32px;
  font-weight: 300;
}

/* Footer */
.footer {
  background: var(--black);
  color: var(--silver);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .logo-text {
  color: var(--white);
  margin-bottom: 16px;
  display: block;
}

.footer-brand p {
  font-size: 13px;
  line-height: 1.8;
  font-weight: 300;
}

.footer-col h4 {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  font-size: 13px;
  color: var(--silver);
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 11px;
}

.footer-disclaimer {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 10px;
  line-height: 1.7;
  color: var(--gray-light);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--black);
  color: var(--white);
  padding: 20px 24px;
  z-index: 1000;
  display: none;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
}

.cookie-banner.show {
  display: block;
}

.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cookie-inner p {
  font-size: 13px;
  flex: 1;
  min-width: 280px;
  font-weight: 300;
}

.cookie-inner a {
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: 12px;
}

.cookie-buttons .btn {
  padding: 12px 24px;
  font-size: 10px;
}

/* Legal Pages */
.legal-page {
  padding: 80px 0 100px;
  max-width: 800px;
  margin: 0 auto;
}

.legal-page h1 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 400;
  margin-bottom: 12px;
}

.legal-page .updated {
  font-size: 13px;
  color: var(--gray);
  margin-bottom: 40px;
}

.legal-page h2 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 400;
  margin: 36px 0 16px;
}

.legal-page p,
.legal-page li {
  font-size: 14px;
  color: var(--gray-dark);
  margin-bottom: 12px;
  font-weight: 300;
}

.legal-page ul {
  padding-left: 24px;
  margin-bottom: 16px;
}

.back-link {
  display: inline-block;
  margin-bottom: 32px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}

.back-link:hover {
  color: var(--black);
}

/* Responsive */
@media (max-width: 992px) {
  .trust-grid,
  .benefits-grid,
  .testimonials-grid,
  .application-steps {
    grid-template-columns: 1fr 1fr;
  }

  .product-showcase,
  .ingredients-layout,
  .contact-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .nav {
    display: none;
  }

  .trust-grid,
  .benefits-grid,
  .testimonials-grid,
  .application-steps,
  .ingredient-list,
  .contact-features {
    grid-template-columns: 1fr;
  }

  .hero-content {
    margin-left: 24px;
  }

  .hero-stats {
    gap: 24px;
  }

  .contact-form {
    padding: 32px 24px;
  }

  section {
    padding: 60px 0;
  }
}