/* style.css - Elegant Luxury Theme */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&display=swap');

:root {
  /* Elegant Color Palette */
  --color-primary: #1a1a1a;
  /* Deep charcoal */
  --color-secondary: #f8f6f3;
  /* Warm cream */
  --color-surface: #ffffff;
  /* Pure white */
  --color-accent: #d4af37;
  /* Gold */
  --color-accent-light: #f4e6a1;
  /* Light gold */
  --color-text: #2c2c2c;
  /* Rich dark */
  --color-text-light: #6b6b6b;
  /* Muted gray */
  --color-bg: #faf9f7;
  /* Soft ivory */
  --color-border: #e8e3dd;
  /* Warm border */
  --color-shadow: rgba(26, 26, 26, 0.08);
  --color-shadow-hover: rgba(26, 26, 26, 0.15);

  /* Typography */
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Playfair Display', serif;
  --font-accent: 'Inter', sans-serif;

  /* Spacing */
  --container-width: 1200px;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 14px;
  --spacing-lg: 20px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-xxxl: 56px;

  /* Transitions */
  --transition-fast: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: linear-gradient(135deg, var(--color-bg) 0%, #f5f2ef 100%);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

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

img {
  max-width: 100%;
  display: block;
  transition: var(--transition-fast);
}

/* Typography styles */
.display-1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.heading-2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.heading-3 {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  font-weight: 600;
}

.text-lead {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.7;
  font-weight: 400;
}

/* Layout structures */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.nav-brand {
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-primary);
  font-family: var(--font-heading);
  position: relative;
  z-index: 1001; /* Keep above mobile menu */
}

.nav-menu {
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  list-style: none;
}

.nav-links a:not(.btn-nav-action) {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text);
  transition: var(--transition-fast);
  position: relative;
  padding: 8px 0;
}

.nav-links a:not(.btn-nav-action)::after {
  content: '';
  position: absolute;
  bottom: 0px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-links a:not(.btn-nav-action):hover::after {
  width: 100%;
}

.nav-links a.btn-nav-action {
  background: var(--color-primary);
  color: var(--color-surface) !important;
  padding: 10px 24px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition-fast);
  box-shadow: 0 4px 15px rgba(26,26,26,0.15);
}

.nav-links a.btn-nav-action:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212,175,55,0.3);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 32px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.mobile-nav-toggle span {
  width: 32px;
  height: 2px;
  background: var(--color-primary);
  transition: all 0.3s linear;
  position: relative;
  transform-origin: 1px;
}

/* Mobile responsive styles */
@media (max-width: 991px) {
  .nav-container {
    height: 70px;
  }
  
  .mobile-nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 400px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    transition: right 0.4s cubic-bezier(0.77,0.2,0.05,1.0);
    box-shadow: -10px 0 40px rgba(0,0,0,0.15);
    z-index: 1000;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-links {
    flex-direction: column;
    gap: var(--spacing-xxl);
    text-align: center;
  }
  
  .nav-links a:not(.btn-nav-action) {
    font-size: 1.25rem;
  }
  
  /* Hamburger -> Close Animation */
  .mobile-nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg);
  }
  .mobile-nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .mobile-nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem !important;
  font-weight: 600;
  font-size: 0.875rem !important;
  cursor: pointer;
  border-radius: 10px;
  border: 2px solid transparent;
  transition: var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-family: var(--font-accent);
  position: relative;
  overflow: hidden;
  min-height: 42px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  box-shadow: 0 4px 15px var(--color-shadow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-accent-dark) 0%, var(--color-accent) 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--color-shadow-hover);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-primary) !important;
  border-color: var(--color-border);
  box-shadow: 0 2px 10px var(--color-shadow);
}

.btn-secondary:hover {
  background: var(--color-secondary);
  border-color: var(--color-accent);
  color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--color-shadow-hover);
}

/* Grid & Layout Utilities */
.section {
  padding: var(--spacing-xxxl) 0;
}

.section-bg {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #f0ede8 100%);
}

/* Trust Banner */
.trust-banner {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0;
  box-shadow: inset 0 1px 3px var(--color-shadow);
}

.trust-banner span {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text-light);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Product Cards */
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition-fast);
  box-shadow: 0 2px 10px var(--color-shadow);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px var(--color-shadow-hover);
  border-color: var(--color-accent-light);
}

.product-card img {
  transition: var(--transition-fast);
}

.product-card:hover img {
  transform: scale(1.05);
}

/* Review Cards */
.review-card {
  background: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: 12px;
  box-shadow: 0 4px 20px var(--color-shadow);
  border: 1px solid var(--color-border);
  transition: var(--transition-fast);
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px var(--color-shadow-hover);
}

.stars {
  color: var(--color-accent);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
}

.review-text {
  font-style: italic;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}

.review-author {
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.verified-badge {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--color-accent);
  font-weight: 500;
}

/* FAQ */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  margin-bottom: var(--spacing-md);
  overflow: hidden;
  box-shadow: 0 2px 10px var(--color-shadow);
  transition: var(--transition-fast);
}

.faq-item:hover {
  box-shadow: 0 4px 20px var(--color-shadow-hover);
}

.faq-question {
  width: 100%;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--color-surface);
  border: none;
  text-align: left;
  font-size: 1.125rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-fast);
  color: var(--color-text);
}

.faq-question:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-in-out;
  background: var(--color-bg);
  padding: 0 var(--spacing-xl);
  line-height: 1.6;
  color: var(--color-text-light);
}

.faq-answer.show {
  padding: var(--spacing-lg) var(--spacing-xl);
}

/* Value Props */
.value-prop {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--color-surface);
  border-radius: 12px;
  box-shadow: 0 4px 20px var(--color-shadow);
  transition: var(--transition-fast);
}

.value-prop:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px var(--color-shadow-hover);
}

.value-prop-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-accent) 0%, #b8860b 100%);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-weight: bold;
  font-size: 1.5rem;
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: var(--transition-slow);
}

.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
  .section {
    padding: var(--spacing-xl) 0;
  }

  .display-1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .heading-2 {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .trust-banner .container {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .trust-banner span {
    font-size: 0.75rem;
  }
}

/* Inputs */
.form-control {
  width: 100%;
  padding: 12px;
  border: 1px solid #d9d9d9;
  border-radius: 4px;
  font-size: 0.875rem;
  font-family: var(--font-body);
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

/* Footer */
.footer {
  background: linear-gradient(135deg, var(--color-primary) 0%, #2a2a2a 100%);
  color: white;
  padding: var(--spacing-xxxl) 0 var(--spacing-xl);
  margin-top: auto;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, #b8860b 50%, var(--color-accent) 100%);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer-brand {
  font-weight: 700;
  font-size: 1.5rem;
  color: white;
  font-family: var(--font-heading);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-links a {
  color: #ccc;
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition-fast);
}

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

.footer-text {
  color: #999;
  font-size: 0.875rem;
  text-align: center;
  border-top: 1px solid #444;
  padding-top: var(--spacing-lg);
}

/* --- Long Form Marketing Components --- */

/* Trust Banner */
.trust-banner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-xxl);
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
  opacity: 0.6;
  filter: grayscale(100%);
}

.trust-banner span {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 2px;
}

/* Reviews & Testimonials */
.stars {
  color: #f5c518;
  font-size: 1.125rem;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.review-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.review-text {
  font-size: 1rem;
  font-style: italic;
  margin-bottom: 16px;
  flex: 1;
}

.review-author {
  font-weight: 600;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.verified-badge {
  color: var(--color-accent);
  font-size: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Accordion FAQ */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: var(--spacing-md) 0;
  background: none;
  border: none;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-answer {
  padding-bottom: var(--spacing-md);
  color: var(--color-text-light);
  line-height: 1.6;
  font-size: 1rem;
}

/* Details Section */
.spec-row {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
}

.spec-title {
  width: 150px;
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.875rem;
}

.spec-value {
  flex: 1;
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* ── Alert Styles ── */
.alert-success {
  background: #d1ecf1;
  border: 1px solid #bee5eb;
  color: #0c5460;
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 16px;
  font-size: 0.875rem;
}

.alert-error {
  background: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 16px;
  font-size: 0.875rem;
}

/* ── Cart Item ── */
.cart-item:last-child {
  border-bottom: none;
}

/* No spinners on number inputs */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type=number] {
  -moz-appearance: textfield;
}