/*
Theme Name: Digital Shop Pro
Theme URI: https://example.com/digital-shop-pro
Author: Digital Shop Pro
Author URI: https://example.com
Description: Thème professionnel pour la vente de produits digitaux avec filtrage dynamique.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: digital-shop-pro
Tags: e-commerce, digital-products, one-page, filter, responsive
*/

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

:root {
  --color-bg: #0a0a0f;
  --color-surface: #12121a;
  --color-surface-2: #1a1a28;
  --color-border: rgba(255,255,255,0.08);
  --color-primary: #7c3aed;
  --color-primary-light: #a855f7;
  --color-accent: #f59e0b;
  --color-accent-light: #fbbf24;
  --color-text: #f1f0f5;
  --color-text-muted: #9890b0;
  --color-success: #10b981;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(124,58,237,0.2);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

/* =========================================
   TYPOGRAPHY
   ========================================= */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
}

/* =========================================
   LAYOUT
   ========================================= */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

/* =========================================
   HEADER / NAVIGATION
   ========================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(20px);
  border-bottom-color: var(--color-border);
  padding: 14px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: var(--transition);
  letter-spacing: 0.02em;
}

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

.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 600 !important;
  transition: var(--transition) !important;
}

.nav-cta:hover {
  background: var(--color-primary-light) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(124,58,237,0.4);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(124,58,237,0.15) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(245,158,11,0.08) 0%, transparent 60%);
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124,58,237,0.15);
  border: 1px solid rgba(124,58,237,0.3);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary-light);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  line-height: 1.1;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-bottom: 40px;
  max-width: 520px;
  line-height: 1.7;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124,58,237,0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--color-text);
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.hero-stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* =========================================
   PRODUCTS SECTION
   ========================================= */
.products-section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 480px;
  margin: 0 auto;
}

/* FILTER BAR */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  border-radius: 50px;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  border-color: rgba(124,58,237,0.4);
  color: var(--color-text);
  background: rgba(124,58,237,0.08);
}

.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.filter-btn .count {
  background: rgba(255,255,255,0.15);
  padding: 1px 7px;
  border-radius: 10px;
  font-size: 0.75rem;
}

/* SEARCH BAR */
.search-bar {
  display: flex;
  align-items: center;
  max-width: 400px;
  margin: 0 auto 40px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  padding: 8px 20px;
  gap: 10px;
  transition: var(--transition);
}

.search-bar:focus-within {
  border-color: rgba(124,58,237,0.4);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.1);
}

.search-bar svg {
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.search-bar input {
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  width: 100%;
}

.search-bar input::placeholder {
  color: var(--color-text-muted);
}

/* PRODUCTS GRID */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

/* PRODUCT CARD */
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(124,58,237,0.3);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.product-card.hidden {
  display: none;
}

.product-image {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-surface-2);
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.product-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  background: linear-gradient(135deg, var(--color-surface-2), rgba(124,58,237,0.1));
}

.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--color-accent);
  color: #000;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 50px;
}

.product-badge.new { background: var(--color-success); color: #fff; }
.product-badge.popular { background: var(--color-accent); color: #000; }
.product-badge.promo { background: #ef4444; color: #fff; }

.product-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-category {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 8px;
}

.product-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
}

.product-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}

.product-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.product-feature::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.product-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.price-current {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text);
}

.price-old {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.price-free {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-success);
}

.btn-buy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 20px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-buy:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(124,58,237,0.4);
}

/* EMPTY STATE */
.products-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
  display: none;
}

.products-empty.visible { display: block; }

.products-empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.products-empty h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.products-empty p {
  color: var(--color-text-muted);
}

/* =========================================
   TESTIMONIALS
   ========================================= */
.testimonials-section {
  padding: 80px 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.testimonial-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: rgba(124,58,237,0.3);
  transform: translateY(-3px);
}

.testimonial-stars {
  color: var(--color-accent);
  font-size: 1rem;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

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

.testimonial-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 700;
  font-size: 0.9rem;
}

.testimonial-role {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* =========================================
   FAQ SECTION
   ========================================= */
.faq-section {
  padding: 80px 0;
}

.faq-list {
  max-width: 720px;
  margin: 48px auto 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open {
  border-color: rgba(124,58,237,0.3);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  transition: var(--transition);
}

.faq-item.open .faq-icon {
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 24px;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: 20px;
}

.faq-answer p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  padding-top: 4px;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

/* =========================================
   CTA SECTION
   ========================================= */
.cta-section {
  padding: 80px 0;
}

.cta-inner {
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(245,158,11,0.1));
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: 24px;
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-inner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(124,58,237,0.15), transparent);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.cta-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 36px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 60px 0 30px;
}

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

.footer-brand-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: 12px;
  max-width: 260px;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
  color: var(--color-text);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--color-text);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a {
  color: var(--color-text-muted);
  transition: var(--transition);
}

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

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 900px) {
  .main-nav { display: none; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 99;
    font-size: 1.2rem;
  }
  .menu-toggle { display: flex; z-index: 101; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-inner { padding: 40px 24px; }
}

@media (max-width: 600px) {
  .hero-title { font-size: 2.2rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; }
  .filter-bar { gap: 8px; }
  .filter-btn { padding: 7px 14px; font-size: 0.82rem; }
}

/* =========================================
   ANIMATIONS
   ========================================= */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   WORDPRESS REQUIRED
   ========================================= */
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 6px; }
.sticky { /* Required by WP */ }
.bypostauthor { /* Required by WP */ }
.alignleft { float: left; margin-right: 20px; }
.alignright { float: right; margin-left: 20px; }
.aligncenter { display: block; margin: 0 auto; }
.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}