/* ═══════════════════════════════════════════════════
   HOLA KLEAN — Landing Page CSS
   Color Palette (inspired by Hello Klean):
   - Background: #F5F0EB (warm cream)
   - Dark: #1C1C1C (near black)
   - Accent: #8B7355 (warm taupe/brown)
   - White: #FFFFFF
   - Light: #EDE8E1
   ═══════════════════════════════════════════════════ */

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

:root {
  --cream: #F5F0EB;
  --cream-dark: #EDE8E1;
  --dark: #1C1C1C;
  --dark-soft: #2E2E2E;
  --taupe: #8B7355;
  --taupe-light: #C4AF95;
  --white: #FFFFFF;
  --text-muted: #6B6B6B;
  --border: #D9D0C6;
  --success: #4A7C59;
  --font-ar: 'Tajawal', sans-serif;
  --font-en: 'DM Sans', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.14);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ar);
  background: var(--cream);
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
  direction: rtl;
}

body.en-mode {
  font-family: var(--font-en);
  direction: ltr;
}

.hidden { display: none !important; }

/* ─── UTILITY ─── */
.ar-text { font-family: var(--font-ar); }
.en-text-static { font-family: var(--font-en); }

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--dark);
  color: var(--white);
  border: none;
  border-radius: 50px;
  padding: 16px 32px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--taupe);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.section-eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--taupe);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-header h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 17px;
}

/* ─── ANNOUNCEMENT BAR ─── */
.announcement-bar {
  background: var(--dark);
  color: var(--white);
  text-align: center;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
  position: relative;
  z-index: 100;
}

/* ─── NAVBAR ─── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  height: 64px;
  background: rgba(245, 240, 235, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow);
}

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

.nav-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

/* ─── LANG TOGGLE ─── */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.lang-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-family: var(--font-en);
}

.toggle-track {
  width: 44px;
  height: 24px;
  background: var(--dark);
  border-radius: 50px;
  position: relative;
  transition: var(--transition);
}

.toggle-thumb {
  width: 18px;
  height: 18px;
  background: var(--white);
  border-radius: 50%;
  position: absolute;
  top: 3px;
  right: 3px;
  transition: var(--transition);
}

body.en-mode .toggle-thumb {
  right: auto;
  left: 3px;
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to left,
    rgba(28,28,28,0.75) 0%,
    rgba(28,28,28,0.4) 50%,
    transparent 100%
  );
}

body.en-mode .hero-overlay {
  background: linear-gradient(
    to right,
    rgba(28,28,28,0.75) 0%,
    rgba(28,28,28,0.4) 50%,
    transparent 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 80px 60px;
  max-width: 580px;
  margin-right: 0;
  margin-left: auto;
}

body.en-mode .hero-content {
  margin-right: auto;
  margin-left: 0;
}

.hero-tag {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}

.hero-title {
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero-cta {
  font-size: 16px;
  padding: 18px 40px;
  background: var(--white);
  color: var(--dark);
}

.hero-cta:hover {
  background: var(--cream);
  color: var(--dark);
  transform: translateY(-2px);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.scroll-dot {
  width: 8px;
  height: 8px;
  background: var(--white);
  border-radius: 50%;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(10px); opacity: 0.4; }
}

/* ─── TRUST BAR ─── */
.trust-bar {
  display: flex;
  justify-content: center;
  gap: 0;
  background: var(--dark);
  padding: 20px 32px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 28px;
  color: var(--white);
  font-size: 13px;
  font-weight: 500;
  border-right: 1px solid rgba(255,255,255,0.15);
}

.trust-item:last-child { border-right: none; }

body.en-mode .trust-item {
  border-right: none;
  border-left: 1px solid rgba(255,255,255,0.15);
}
body.en-mode .trust-item:last-child { border-left: none; }

.trust-icon { font-size: 18px; }

/* ─── PRODUCT SHOWCASE ─── */
.showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 600px;
  align-items: stretch;
}

.showcase-media {
  background: var(--cream-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  min-height: 500px;
}

.showcase-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.showcase-media:hover .showcase-img {
  transform: scale(1.04);
}

.showcase-content {
  padding: 40px 48px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  background: var(--cream);
  overflow-y: auto;
  max-height: 100vh;
  position: sticky;
  top: 64px;
}

.showcase-title {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.rating-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.stars {
  color: #D4A853;
  font-size: 16px;
  letter-spacing: 2px;
}

.rating-row span {
  color: var(--text-muted);
  font-size: 14px;
}

.price-block {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.price-main {
  font-size: 32px;
  font-weight: 800;
  color: var(--dark);
  font-family: var(--font-en);
}

.price-old {
  font-size: 18px;
  color: var(--text-muted);
  text-decoration: line-through;
  font-family: var(--font-en);
}

.price-badge {
  background: #E8F5E9;
  color: var(--success);
  border-radius: 50px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
}

.product-perks {
  list-style: none;
  margin-bottom: 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.product-perks li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--dark);
}

.perk-icon {
  width: 22px;
  height: 22px;
  background: var(--dark);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

/* ─── VIDEO TOGGLE (Install / Recharge) ─── */
.before-after-section {
  padding: 80px 40px;
  background: var(--white);
}

.ba-header {
  text-align: center;
  margin-bottom: 40px;
}

.ba-header h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  margin-bottom: 24px;
}

.video-toggle-wrap {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}

.video-toggle {
  display: inline-flex;
  background: var(--dark);
  border-radius: 50px;
  padding: 4px;
  gap: 2px;
}

.vt-btn {
  background: transparent;
  color: rgba(255,255,255,0.6);
  border: none;
  border-radius: 50px;
  padding: 10px 28px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-ar);
  transition: var(--transition);
  white-space: nowrap;
}

body.en-mode .vt-btn {
  font-family: var(--font-en);
}

.vt-btn.active {
  background: var(--white);
  color: var(--dark);
}

.video-container {
  max-width: 600px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 9/16;
  position: relative;
  background: #000;
}

.ba-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.ba-video.active {
  opacity: 1;
  pointer-events: auto;
}

/* ─── HOW IT WORKS ─── */
.how-it-works {
  padding: 100px 40px;
  background: var(--cream);
}

.stages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto 60px;
}

.stage-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.stage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--taupe), var(--taupe-light));
}

.stage-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.stage-num {
  font-size: 11px;
  font-weight: 700;
  color: var(--taupe);
  letter-spacing: 0.1em;
  font-family: var(--font-en);
  margin-bottom: 12px;
}

.stage-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.stage-card h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}

.stage-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.filter-diagram {
  max-width: 700px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 9/16;
  position: relative;
  background: #000;
}

.filter-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ─── BENEFITS / LIFESTYLE ─── */
.benefits-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
  align-items: stretch;
}

.benefits-media {
  overflow: hidden;
  position: relative;
}

.benefits-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.benefits-media:hover img {
  transform: scale(1.04);
}

.benefits-content {
  padding: 80px 60px;
  background: var(--cream-dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.benefits-content h2 {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
}

.benefits-desc {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.benefit-icon-wrap {
  width: 48px;
  height: 48px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  box-shadow: var(--shadow);
}

.benefit-item h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.benefit-item p {
  color: var(--text-muted);
  font-size: 14px;
}

/* ─── TESTIMONIALS ─── */
.testimonials-section {
  padding: 100px 40px;
  background: var(--white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.testimonial-card {
  background: var(--cream);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.testimonial-stars {
  color: #D4A853;
  font-size: 16px;
  letter-spacing: 3px;
}

.testimonial-card p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--dark-soft);
  font-style: italic;
  flex: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.author-avatar {
  width: 40px;
  height: 40px;
  background: var(--dark);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}

.author-name {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 2px;
}

.author-city {
  font-size: 12px;
  color: var(--text-muted);
}

/* ─── ORDER SECTION ─── */
.order-section {
  padding: 100px 40px;
  background: var(--cream);
}

.order-wrapper {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.order-info h2 {
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 36px;
}

.order-highlights {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 36px;
}

.order-highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.oh-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.order-highlight-item strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.order-highlight-item p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

.order-price-tag {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
}

.order-price-tag strong {
  font-size: 32px;
  font-weight: 800;
  font-family: var(--font-en);
}

.old-price-tag {
  color: var(--text-muted);
  text-decoration: line-through;
  font-size: 18px;
  font-family: var(--font-en);
}

/* ─── FORM ─── */
.order-form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}

.form-header {
  text-align: center;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.form-header h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 6px;
}

.form-header p {
  color: var(--text-muted);
  font-size: 14px;
}

.order-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--dark);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  font-family: var(--font-ar);
  color: var(--dark);
  background: var(--cream);
  transition: var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

body.en-mode .form-group input,
body.en-mode .form-group select {
  font-family: var(--font-en);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--dark);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(28,28,28,0.08);
}

.qty-group {
  flex-direction: row;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.qty-group label {
  flex: 0 0 auto;
  margin-bottom: 0;
}

.qty-control {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--cream);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 16px;
}

.qty-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 20px;
  color: var(--dark);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
  font-weight: 700;
}

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

#qtyDisplay {
  font-size: 18px;
  font-weight: 700;
  min-width: 24px;
  text-align: center;
  font-family: var(--font-en);
}

.qty-total {
  font-size: 14px;
  color: var(--text-muted);
  margin-right: auto;
}

.qty-total strong {
  color: var(--dark);
  font-size: 16px;
  font-weight: 800;
  font-family: var(--font-en);
}

.form-submit-btn {
  width: 100%;
  padding: 18px;
  font-size: 16px;
  font-weight: 700;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}

.form-submit-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.5s ease;
}

.form-submit-btn:hover::after {
  transform: translateX(100%);
}

.form-disclaimer {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
  margin-top: -8px;
}

.form-success {
  text-align: center;
  padding: 40px 20px;
}

.success-icon {
  font-size: 56px;
  margin-bottom: 16px;
  animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes popIn {
  from { transform: scale(0); }
  to { transform: scale(1); }
}

.form-success h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--success);
}

.form-success p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
}

/* ─── FAQ ─── */
.faq-section {
  padding: 100px 40px;
  background: var(--cream-dark);
}

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

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

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--dark);
  font-family: var(--font-ar);
  text-align: right;
  transition: var(--transition);
}

body.en-mode .faq-question {
  font-family: var(--font-en);
  text-align: left;
}

.faq-question:hover {
  color: var(--taupe);
}

.faq-icon {
  font-size: 22px;
  color: var(--taupe);
  transition: var(--transition);
  flex-shrink: 0;
  font-family: var(--font-en);
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.faq-answer p {
  padding-bottom: 24px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ─── FOOTER ─── */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: 60px 40px 0;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-logo {
  display: flex;
  align-items: center;
}

.footer-logo-img {
  height: 60px;
  width: auto;
  object-fit: contain;
}

.footer-brand p {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition);
}

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

.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 0;
  text-align: center;
  color: rgba(255,255,255,0.4);
  font-size: 13px;
}

/* ─── STICKY CTA ─── */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 98;
  background: var(--dark);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.sticky-cta.visible {
  transform: translateY(0);
}

.sticky-cta-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sticky-product-name {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}

.sticky-price {
  font-size: 20px;
  font-weight: 800;
  font-family: var(--font-en);
}

.sticky-btn {
  background: var(--white);
  color: var(--dark);
  padding: 14px 32px;
}

.sticky-btn:hover {
  background: var(--cream);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .showcase {
    grid-template-columns: 1fr;
  }

  .showcase-media {
    min-height: 340px;
  }

  .showcase-content {
    padding: 48px 32px;
  }

  .benefits-section {
    grid-template-columns: 1fr;
  }

  .benefits-content {
    padding: 60px 32px;
  }

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

  .hero-content {
    padding: 60px 32px;
    max-width: 100%;
  }

  .hero-overlay {
    background: linear-gradient(to top, rgba(28,28,28,0.8) 0%, rgba(28,28,28,0.3) 60%, transparent 100%);
  }
}

@media (max-width: 640px) {
  .navbar {
    padding: 0 20px;
  }

  .trust-bar {
    gap: 0;
  }

  .trust-item {
    flex: 1 1 50%;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    justify-content: center;
  }

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

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

  .order-form-card {
    padding: 28px 20px;
  }

  .qty-group {
    flex-direction: column;
    align-items: flex-start;
  }

  .faq-section,
  .how-it-works,
  .testimonials-section,
  .order-section {
    padding: 70px 24px;
  }

  .before-after-section {
    padding: 60px 24px;
  }

  .sticky-cta {
    padding: 12px 20px;
  }

  .footer {
    padding: 40px 24px 0;
  }
}

/* ─── ANIMATIONS ─── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }

/* ─── MEDIA SLIDER ─── */
.showcase-media {
  background: var(--cream-dark);
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  width: 100%;
}

@media (min-width: 901px) {
  .showcase-media {
    aspect-ratio: auto;
  }
}

.slider {
  width: 100%;
  height: 100%;
  position: relative;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.slide.active {
  opacity: 1;
  z-index: 1;
}

.slide img,
.slide video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  background: rgba(255,255,255,0.9);
  color: var(--dark);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow);
  line-height: 1;
}

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

.slider-prev {
  right: 16px;
}

.slider-next {
  left: 16px;
}

body.en-mode .slider-prev { right: auto; left: 16px; }
body.en-mode .slider-next { left: auto; right: 16px; }

.slider-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.slider-dot.active {
  background: var(--white);
  transform: scale(1.3);
}

/* ─── INLINE ORDER FORM ─── */
.inline-order-form {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.inline-form-header {
  margin-bottom: 20px;
}

.inline-form-header h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 10px;
}

.inline-trust-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.trust-pill {
  background: var(--cream-dark);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--dark);
}

/* Compact form inside showcase */
.showcase-content .order-form {
  gap: 12px;
}

.showcase-content .form-group input,
.showcase-content .form-group select {
  padding: 12px 14px;
  font-size: 14px;
}

.showcase-content .qty-group {
  flex-wrap: wrap;
  align-items: center;
}

.showcase-content .form-submit-btn {
  padding: 15px;
  font-size: 15px;
  border-radius: var(--radius);
}

/* ─── RESPONSIVE UPDATES ─── */
@media (max-width: 900px) {
  .showcase {
    grid-template-columns: 1fr;
  }

  .showcase-media {
    min-height: 360px;
  }

  .slider, .slide, .slide img, .slide video {
    min-height: 360px;
  }

  .showcase-content {
    padding: 40px 28px;
    position: static;
    max-height: none;
    overflow-y: visible;
  }

  .video-container {
    max-width: 340px;
    aspect-ratio: 9/16;
  }

  .filter-diagram {
    max-width: 340px;
    aspect-ratio: 9/16;
  }
}

@media (max-width: 640px) {
  .before-after-section {
    padding: 60px 20px;
  }

  .video-container {
    max-width: 100%;
    aspect-ratio: 4/5;
  }

  .filter-diagram {
    max-width: 100%;
    aspect-ratio: 4/5;
  }

  .vt-btn {
    padding: 9px 20px;
    font-size: 13px;
  }
}