/* P-Store vitrine — showcase page */
:root {
  --bg: #0f1216;
  --bg-elevated: #161b22;
  --bg-card: #1c2128;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #2EC6FE;
  --accent-dim: rgba(46, 198, 254, 0.15);
  --border: #30363d;
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 18, 22, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

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

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-cta {
  color: var(--accent) !important;
}

.nav-cta:hover {
  color: var(--text) !important;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: 0.5rem;
  padding-left: 1rem;
  border-left: 1px solid var(--border);
}

.lang-btn {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}

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

.lang-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* RTL (Arabic) */
body.rtl .header-inner {
  flex-direction: row-reverse;
}

body.rtl .nav {
  flex-direction: row-reverse;
}

body.rtl .lang-switcher {
  margin-left: 0;
  margin-right: 0.5rem;
  padding-left: 0;
  padding-right: 1rem;
  border-left: none;
  border-right: 1px solid var(--border);
}

body.rtl .hero-inner {
  text-align: right;
}

body.rtl .hero-visual {
  right: auto;
  left: 0;
}

body.rtl .sync-lead,
body.rtl .section-inner {
  text-align: right;
}

body.rtl .section-inner--narrow {
  text-align: center;
}

body.rtl .footer-inner {
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background: #5dd4ff;
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.btn-outline:hover {
  background: var(--accent-dim);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.installer-hidden {
  display: none !important;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* Hero */
.hero {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 1.5rem 5rem;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 580px;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 0.75rem;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin: 0 0 1.25rem;
  color: var(--text);
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin: 0 0 2rem;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.installer-wrap {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

body.rtl .installer-wrap {
  align-items: flex-end;
}

.installer-hint {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-items: center;
}

/* Hero decorative cards */
.hero-visual {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 320px;
  height: 280px;
  pointer-events: none;
}

.mock-card {
  position: absolute;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.mock-card--1 {
  width: 200px;
  height: 120px;
  top: 0;
  right: 0;
  opacity: 0.9;
}

.mock-card--2 {
  width: 180px;
  height: 100px;
  bottom: 60px;
  right: 80px;
  opacity: 0.7;
}

.mock-card--3 {
  width: 160px;
  height: 90px;
  bottom: 0;
  right: 180px;
  opacity: 0.5;
}

@media (max-width: 900px) {
  .hero-visual {
    display: none;
  }
}

/* Section common */
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.section-inner--narrow {
  max-width: 640px;
  text-align: center;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 2rem;
  color: var(--text);
}

/* Features */
.features {
  background: var(--bg-elevated);
}

.feature-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-dim);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  border-radius: 8px;
}

.feature-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0;
}

/* Sync & access */
.sync-section {
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.sync-lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 0 2.5rem;
  line-height: 1.65;
}

.sync-blocks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.sync-block {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.sync-block:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-dim);
}

.sync-block h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sync-block p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
}

/* CTA */
.cta {
  background: var(--bg-elevated);
}

.cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.cta-desc {
  color: var(--text-muted);
  margin: 0 0 1.5rem;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.footer-logo {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-muted);
}

.footer-copy {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0.5rem 0 0;
}