/* ==========================================================================
   Celimax Retinal Shot - Luxury Clinical Skincare Landing Page (RTL)
   Design System: Minimalist French-Pharmacy / High-End Cosmeceutical
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800&family=Tajawal:wght@400;500;700;800&family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  /* Editorial Neutral Palette */
  --bg-body: #FAFAF9;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F4F4F5;
  --bg-card: #FFFFFF;
  
  --text-main: #09090B;
  --text-secondary: #52525B;
  --text-muted: #71717A;
  --text-light: #A1A1AA;
  
  /* Clinical Accents (Refined & Subtle) */
  --accent-lime: #84CC16;
  --accent-lime-subtle: #F7FEE7;
  --accent-lime-border: #D9F99D;
  --accent-lime-text: #3F6212;
  
  --clinical-slate: #0F172A;
  --clinical-slate-hover: #1E293B;
  --border-color: #E4E4E7;
  --border-light: #F4F4F5;
  
  /* WhatsApp Clean */
  --wa-green: #128C7E;
  --wa-green-hover: #075E54;
  --wa-bg: #F0FDF4;
  
  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-pill: 9999px;
  
  /* Shadows: Soft, luxury, understated */
  --shadow-subtle: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
  --shadow-float: 0 12px 32px -4px rgba(0, 0, 0, 0.08);

  /* Transitions */
  --transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Basics */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  direction: rtl;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Tajawal', 'Cairo', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.en-text {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  direction: ltr;
  display: inline-block;
  letter-spacing: -0.01em;
}

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

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

button, input, select, textarea {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

@media (max-width: 640px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* ==========================================================================
   Announcement Bar
   ========================================================================== */
.announcement-bar {
  background: #18181B;
  color: #FAFAFA;
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
  font-weight: 500;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.announcement-tag {
  background: rgba(255, 255, 255, 0.15);
  font-size: 0.7rem;
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 249, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand-wrapper {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.brand-title {
  font-family: 'Inter', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-main);
  text-transform: none;
}

.brand-dot {
  color: var(--accent-lime-text);
  font-size: 1.4rem;
  line-height: 0;
}

.brand-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  display: none;
}

@media (min-width: 640px) {
  .brand-desc {
    display: inline-block;
  }
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.header-guarantee {
  display: none;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: #F4F4F5;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
}

@media (min-width: 768px) {
  .header-guarantee {
    display: flex;
    align-items: center;
    gap: 0.35rem;
  }
}

.header-cta {
  background: var(--clinical-slate);
  color: #FFFFFF;
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  transition: background var(--transition);
}

.header-cta:hover {
  background: var(--clinical-slate-hover);
}

/* ==========================================================================
   Hero Section (Optimized for Mobile)
   ========================================================================== */
.hero {
  padding: 1.5rem 0 2.5rem;
}

@media (min-width: 992px) {
  .hero {
    padding: 3rem 0 4rem;
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3.5rem;
  }
}

/* Product Media */
.hero-media {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.product-stage {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1rem;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

@media (max-width: 640px) {
  .product-stage {
    min-height: 320px;
    padding: 0.75rem;
  }
}

.stage-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: #F4F4F5;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  z-index: 5;
}

.stage-spec-badge {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border-color);
  font-family: 'Inter', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-subtle);
  z-index: 5;
}

.product-image {
  max-height: 380px;
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  transition: opacity 0.2s ease;
}

@media (max-width: 640px) {
  .product-image {
    max-height: 290px;
  }
}

.gallery-thumbs {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
}

.gallery-thumb-btn {
  background: #FFFFFF;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.2rem;
  width: 68px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.gallery-thumb-btn img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.gallery-thumb-btn.active {
  border-color: #18181B;
  box-shadow: 0 0 0 2px rgba(24, 24, 27, 0.1);
}

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

/* Hero Content */
.hero-details {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.clinical-badge-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.badge-clinical {
  background: #F4F4F5;
  border: 1px solid var(--border-color);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
}

.product-title-en {
  font-family: 'Inter', sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .product-title-en {
    font-size: 2.15rem;
  }
}

.product-title-ar {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: -0.35rem;
}

.product-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Actives Specs Grid */
.clinical-actives-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.active-chip {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.active-chip strong {
  color: var(--text-main);
}

/* Pricing Offer Selector */
.pricing-matrix {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.pricing-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
}

.pricing-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

@media (min-width: 480px) {
  .pricing-cards-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.price-card-option {
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  cursor: pointer;
  position: relative;
  transition: all var(--transition);
  background: #FFFFFF;
  text-align: right;
}

.price-card-option:hover {
  border-color: var(--text-muted);
}

.price-card-option.selected {
  border-color: #18181B;
  background: #FAFAF9;
}

.price-card-option.b2g1.selected {
  border-color: var(--accent-lime-text);
  background: var(--accent-lime-subtle);
}

.deal-tag {
  position: absolute;
  top: -9px;
  left: 10px;
  background: var(--accent-lime-text);
  color: #FFFFFF;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-pill);
}

.card-opt-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  display: block;
}

.card-opt-price {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin: 0.2rem 0;
}

.card-opt-price .price-num {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
}

.card-opt-price .strike-num {
  font-size: 0.85rem;
  color: var(--text-light);
  text-decoration: line-through;
  font-family: 'Inter', sans-serif;
}

.card-opt-sub {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  display: block;
}

.price-card-option.b2g1 .card-opt-sub {
  color: var(--accent-lime-text);
  font-weight: 700;
}

/* Hero CTA Action Stack */
.hero-cta-stack {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

@media (min-width: 520px) {
  .hero-cta-stack {
    flex-direction: row;
  }
}

.btn-primary {
  flex: 1.2;
  background: var(--clinical-slate);
  color: #FFFFFF;
  padding: 0.95rem 1.25rem;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--transition);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
  background: var(--clinical-slate-hover);
  transform: translateY(-1px);
}

.btn-wa {
  flex: 1;
  background: var(--wa-green);
  color: #FFFFFF;
  padding: 0.95rem 1.25rem;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: all var(--transition);
}

.btn-wa:hover {
  background: var(--wa-green-hover);
}

/* Micro Trust Line */
.trust-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.6rem;
  border-top: 1px solid var(--border-light);
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.trust-line span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* ==========================================================================
   Section: Usage Tutorial (Replaced "Why the tube?")
   ========================================================================== */
.section-tutorial {
  padding: 3.5rem 0;
  background: #FFFFFF;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-head {
  max-width: 640px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: #F4F4F5;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.6rem;
}

.section-h2 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 0.75rem;
}

@media (max-width: 640px) {
  .section-h2 {
    font-size: 1.35rem;
  }
}

.section-p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.tutorial-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 992px) {
  .tutorial-layout {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 3.5rem;
  }
}

.tutorial-media-card {
  background: #FAFAF9;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  box-shadow: var(--shadow-card);
}

.tutorial-media-card img {
  border-radius: var(--radius-lg);
  max-height: 380px;
  width: 100%;
  object-fit: cover;
}

.tutorial-caption-box {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tutorial-steps-list {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.tutorial-step-item {
  background: var(--bg-body);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  transition: all var(--transition);
}

.tutorial-step-item:hover {
  background: #FFFFFF;
  border-color: #18181B;
}

.step-num-badge {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 800;
  width: 32px;
  height: 32px;
  background: #18181B;
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.step-content p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.step-micro-tip {
  margin-top: 0.5rem;
  font-size: 0.76rem;
  color: var(--accent-lime-text);
  font-weight: 700;
}

/* ==========================================================================
   Clinical Results & Social Proof
   ========================================================================== */
.section-results {
  padding: 3.5rem 0;
  background: var(--bg-body);
}

.results-nav {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.results-tab-btn {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}

.results-tab-btn.active {
  background: #18181B;
  color: #FFFFFF;
  border-color: #18181B;
}

.results-content-box {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
  box-shadow: var(--shadow-card);
}

@media (min-width: 768px) {
  .results-content-box {
    grid-template-columns: 1fr 1fr;
    padding: 2rem;
  }
}

.results-img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 280px;
}

.results-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.results-data {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.results-data h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
}

.results-data p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.metric-bar-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.metric-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
}

.metric-track {
  height: 6px;
  background: #E4E4E7;
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.metric-fill {
  height: 100%;
  background: #18181B;
  border-radius: var(--radius-pill);
  transition: width 0.6s ease;
}

/* Testimonials */
.testimonials-row {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .testimonials-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .testimonials-row {
    grid-template-columns: repeat(4, 1fr);
  }
}

.test-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  box-shadow: var(--shadow-subtle);
}

.test-stars {
  font-size: 0.85rem;
  color: #18181B;
  letter-spacing: 2px;
}

.test-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex-grow: 1;
}

.test-text.en-review {
  direction: ltr;
  text-align: left;
  font-family: 'Inter', sans-serif;
  font-size: 0.84rem;
}

.test-author {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-light);
  padding-top: 0.5rem;
}

.test-author-name {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  color: var(--text-main);
}

.test-badge {
  font-size: 0.7rem;
  color: var(--accent-lime-text);
  font-weight: 600;
}

/* ==========================================================================
   End-of-Page Protocol & Usage Guide (The Way to Use It at the End)
   ========================================================================== */
.section-end-routine {
  padding: 3.5rem 0;
  background: #FFFFFF;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.routine-summary-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .routine-summary-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.routine-summary-card {
  background: var(--bg-body);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.routine-summary-card .routine-phase {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.routine-summary-card h4 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
}

.routine-summary-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.sandwich-method-banner {
  margin-top: 2rem;
  background: #F4F4F5;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

@media (max-width: 640px) {
  .sandwich-method-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}

.sandwich-badge {
  font-size: 0.8rem;
  font-weight: 800;
  background: #18181B;
  color: #FFFFFF;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.sandwich-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Checkout Section (Minimalist & High-Converting)
   ========================================================================== */
.section-checkout {
  padding: 3.5rem 0 5rem;
  background: var(--bg-body);
}

.checkout-box {
  max-width: 680px;
  margin: 0 auto;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.75rem 1.25rem;
  box-shadow: var(--shadow-card);
}

@media (min-width: 640px) {
  .checkout-box {
    padding: 2.5rem;
  }
}

.checkout-head {
  text-align: center;
  margin-bottom: 1.75rem;
}

.checkout-head h2 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.checkout-head p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.checkout-plan-choice {
  margin-bottom: 1.5rem;
}

.plan-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.6rem;
  display: block;
}

.plan-selection-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

@media (min-width: 480px) {
  .plan-selection-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.plan-item {
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  cursor: pointer;
  position: relative;
  transition: all var(--transition);
  background: #FFFFFF;
}

.plan-item:hover {
  border-color: var(--text-muted);
}

.plan-item.active {
  border-color: #18181B;
  background: #FAFAF9;
}

.plan-item.b2g1-plan.active {
  border-color: var(--accent-lime-text);
  background: var(--accent-lime-subtle);
}

.plan-pill-tag {
  position: absolute;
  top: -9px;
  left: 10px;
  background: var(--accent-lime-text);
  color: #FFF;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-pill);
}

.plan-top-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.plan-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
}

.plan-price-tag {
  font-family: 'Inter', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
}

.plan-free-text {
  font-size: 0.75rem;
  color: var(--accent-lime-text);
  font-weight: 700;
  margin-top: 0.2rem;
}

/* Form Styles */
.form-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.input-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
}

.input-field {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  background: #FFFFFF;
  color: var(--text-main);
  transition: border-color var(--transition);
}

.input-field:focus {
  outline: none;
  border-color: #18181B;
}

.grid-2-inputs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 520px) {
  .grid-2-inputs {
    grid-template-columns: 1fr 1fr;
  }
}

.summary-card {
  background: #F4F4F5;
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.5rem;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.summary-item.total {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
  border-top: 1px solid var(--border-color);
  padding-top: 0.5rem;
  margin-top: 0.2rem;
}

.summary-item.total span:last-child {
  font-family: 'Inter', sans-serif;
}

.btn-submit-order {
  width: 100%;
  background: #18181B;
  color: #FFFFFF;
  padding: 1rem;
  border-radius: var(--radius-pill);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: background var(--transition);
}

.btn-submit-order:hover {
  background: #27272A;
}

.divider-or {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  position: relative;
  margin: 0.2rem 0;
}

.btn-submit-wa {
  width: 100%;
  background: var(--wa-green);
  color: #FFFFFF;
  padding: 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: background var(--transition);
}

.btn-submit-wa:hover {
  background: var(--wa-green-hover);
}

.checkout-micro-trust {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: #18181B;
  color: #A1A1AA;
  padding: 3rem 0 2rem;
  font-size: 0.82rem;
  border-top: 1px solid #27272A;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: right;
  }
}

.footer-brand h4 {
  color: #FFFFFF;
  font-family: 'Inter', sans-serif;
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.footer-brand p {
  color: #71717A;
  max-width: 380px;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  align-items: center;
}

.footer-links a:hover {
  color: #FFFFFF;
}

/* ==========================================================================
   Mobile Floating Bar (Clean & Subtle)
   ========================================================================== */
/* ==========================================================================
   Mobile Floating Action Bar (Persistent Order Button on Phones)
   ========================================================================== */
@media (max-width: 767px) {
  body {
    padding-bottom: 76px; /* Prevent fixed bottom bar from covering content */
  }
}

.mobile-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-color);
  padding: 0.65rem 1rem;
  padding-bottom: max(0.65rem, env(safe-area-inset-bottom));
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.12);
  transform: translateY(0); /* Always visible by default on phones */
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.mobile-bar.checkout-visible {
  transform: translateY(120%);
  opacity: 0;
  pointer-events: none;
}

.mobile-bar-info {
  display: flex;
  flex-direction: column;
}

.mobile-bar-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-weight: 600;
}

.mobile-bar-price {
  font-family: 'Inter', sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-main);
}

.mobile-bar-btn {
  background: #18181B;
  color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 800;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: background var(--transition);
  white-space: nowrap;
}

.mobile-bar-btn:hover {
  background: #27272A;
}

@media (min-width: 768px) {
  .mobile-bar {
    display: none !important;
  }
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  max-width: 440px;
  width: 100%;
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-float);
}

.modal-check {
  width: 48px;
  height: 48px;
  background: #F4F4F5;
  color: #18181B;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0 auto 1rem;
}

.modal-card h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.modal-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.modal-receipt {
  background: #FAFAF9;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  font-size: 0.82rem;
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}

.btn-modal-wa {
  width: 100%;
  background: var(--wa-green);
  color: #FFFFFF;
  padding: 0.8rem;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  margin-bottom: 0.6rem;
  transition: background var(--transition);
}

.btn-modal-wa:hover {
  background: var(--wa-green-hover);
}

.btn-modal-dismiss {
  width: 100%;
  background: #F4F4F5;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
}

.btn-modal-dismiss:hover {
  background: #E4E4E7;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

button:disabled, .btn-submit-order:disabled {
  cursor: not-allowed;
  pointer-events: none;
}