/* style.css - 100% Pure Vanilla CSS Design System for HUAQING Comb Landing Page (Nike High-Contrast Theme) */

/* ==========================================================================
   1. DESIGN SYSTEM & ROOT TOKENS (Nike Theme)
   ========================================================================== */
:root {
  /* Color Palette */
  --color-bg-base: #ffffff;          /* Pure White background */
  --color-bg-alt: #f5f5f5;           /* Nike Cool Gray-100 */
  --color-bg-dark: #111111;          /* Nike Rich Dark Black */
  --color-ink: #111111;              /* Pure Black body text */
  --color-ink-light: #ffffff;        /* Pure White text on black */
  --color-body-muted: #707072;       /* Nike-style neutral dark gray */
  
  --color-accent: #e01a22;           /* Nike Crimson Crimson Red */
  --color-accent-hover: #b81017;     /* Darker Crimson */
  --color-accent-light: #fff5f5;     /* Crimson light tint */
  --color-accent-border: #ffd5d6;    /* Crimson light border */
  
  --color-gray-border: #e5e5e5;      /* Nike grid line divider */
  --color-white: #ffffff;
  
  /* Fonts - Loaded Outfit for Headlines, Inter for Body */
  --font-display: 'Outfit', -apple-system, system-ui, sans-serif;
  --font-body: 'Inter', -apple-system, system-ui, sans-serif;

  /* Corner Radius Scale - Nike-style: Minimal, clean, sleek curves */
  --radius-pill: 100px;              /* Capsule styling for CTA */
  --radius-card: 4px;                /* Flat, athletic specifications and grid cells */
  --radius-input: 4px;
  
  /* Motion & Layout Constants */
  --transition-smooth: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width-content: 1100px;
}

/* ==========================================================================
   2. RESET & BASE LAYOUT SYSTEM
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.page-body {
  font-family: var(--font-body);
  background-color: var(--color-bg-base);
  color: var(--color-ink);
  line-height: 1.6;
  padding-top: 60px; /* Header height offset */
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width-content);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Typography Base */
h1, h2, h3, h4, .font-display {
  font-family: var(--font-display);
  color: var(--color-ink);
  font-weight: 900; /* Extra bold for Nike-style prominence */
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

h1 {
  font-size: 2.75rem;
  letter-spacing: -0.03em;
}

h2 {
  font-size: 2.25rem;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.25rem;
}

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

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

.text-center {
  text-align: center;
}

.text-red {
  color: var(--color-accent);
}

.nike-slogan {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   3. BUTTONS & ACTIVE ELEMENT MICRO-INTERACTIONS
   ========================================================================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  background-color: var(--color-ink);
  color: var(--color-white);
  border: none;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-smooth);
  min-height: 48px;
  padding: 12px 32px;
  font-size: 14px;
}

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

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  background-color: var(--color-bg-base);
  color: var(--color-ink);
  border: 1.5px solid var(--color-ink);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-smooth);
  min-height: 48px;
  padding: 12px 32px;
  font-size: 14px;
}

.btn-secondary:hover {
  background-color: var(--color-bg-alt);
}

.btn-secondary:active {
  transform: scale(0.97);
}

/* ==========================================================================
   4. NAVIGATION HEADER (Clean, fixed 60px height)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-gray-border);
  z-index: 40;
  display: flex;
  align-items: center;
}

.header-container {
  width: 100%;
  max-width: var(--max-width-content);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
}

.shop-name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--color-ink);
  letter-spacing: -0.02em;
  transition: var(--transition-smooth);
}

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

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

.nav-link-item {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-body-muted);
  transition: var(--transition-smooth);
  text-transform: uppercase;
}

.nav-link-item:hover {
  color: var(--color-ink);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  background-color: var(--color-ink);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-pill);
  height: 36px;
  padding: 0 16px;
  transition: var(--transition-smooth);
}

.nav-cta:hover {
  background-color: var(--color-accent);
}

/* Hide navigation menu links on mobile to prevent overlapping */
@media (max-width: 767px) {
  .nav-menu .nav-link-item {
    display: none;
  }
}

/* ==========================================================================
   5. HERO SECTION (Split screen grid)
   ========================================================================== */
.hero-section {
  position: relative;
  padding-top: 4rem;
  padding-bottom: 4rem;
  background-color: var(--color-bg-base);
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.product-badge {
  background-color: var(--color-bg-alt);
  color: var(--color-ink);
  font-size: 0.65rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: var(--radius-card);
}

.product-tagline {
  font-size: 1rem;
  color: var(--color-body-muted);
  line-height: 1.5;
}

.price-block {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}

.current-price {
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--color-accent);
}

.original-price {
  font-size: 1rem;
  text-decoration: line-through;
  color: var(--color-body-muted);
}

.discount-percent {
  background-color: var(--color-accent-light);
  border: 1px solid var(--color-accent-border);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 4px;
}

.cta-block {
  display: flex;
  flex-direction: row;
  gap: 0.75rem;
  width: 100%;
}

.cta-block .btn-primary,
.cta-block .btn-secondary {
  flex: 1;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

/* Sizing fixed to avoid circular height flex calculation bugs */
.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 440px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-gray-border);
}

.hero-image {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  width: calc(100% - 3rem);
  height: calc(100% - 3rem);
  object-fit: contain;
  border-radius: 4px;
}

/* ==========================================================================
   6. ADVANTAGES SECTION (Bento Grid)
   ========================================================================== */
.advantages-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-gray-border);
  border-bottom: 1px solid var(--color-gray-border);
}

.section-header {
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 4rem;
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--color-body-muted);
  margin-top: 0.75rem;
  line-height: 1.6;
}

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

/* Bento Card - Nike Sport Performance Style */
.adv-card {
  background-color: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-gray-border);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  transition: var(--transition-smooth);
}

.adv-card:hover {
  border-color: var(--color-ink);
}

.icon-wrap {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--color-bg-alt);
  color: var(--color-ink);
}

.adv-icon-svg {
  width: 22px;
  height: 22px;
}

.adv-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-ink);
}

.adv-card-desc {
  font-size: 0.875rem;
  color: var(--color-body-muted);
  line-height: 1.5;
}

/* ==========================================================================
   7. CLEAN MECHANISM SECTION (50/50 Split)
   ========================================================================== */
.mechanism-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.mechanism-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.mechanism-visual {
  display: flex;
  justify-content: center;
}

/* Sizing fixed to avoid circular height flex calculation bugs */
.mechanism-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 440px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-gray-border);
}

.mechanism-image {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  width: calc(100% - 3rem);
  height: calc(100% - 3rem);
  object-fit: contain;
  border-radius: 4px;
}

.mechanism-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.sub-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.bullets-list {
  width: 100%;
  border-top: 1.5px solid var(--color-gray-border);
  padding-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bullet-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-ink);
}

.bullet-icon {
  width: 18px;
  height: 18px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.mt-4 {
  margin-top: 1rem;
}

/* ==========================================================================
   8. SPECIFICATIONS SECTION (Athletic Specs Panel)
   ========================================================================== */
.specifications-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-gray-border);
}

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

.spec-card {
  background-color: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-gray-border);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: var(--transition-smooth);
}

.spec-card:hover {
  border-color: var(--color-ink);
}

.spec-card-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.spec-card-value {
  font-size: 1.5rem;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--color-ink);
}

.spec-card-desc {
  font-size: 0.875rem;
  color: var(--color-body-muted);
}

/* ==========================================================================
   9. TIKTOK UGC REVIEWS SECTION
   ========================================================================== */
.reviews-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.review-card {
  background-color: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-gray-border);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.review-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 800;
  font-size: 0.875rem;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1);
}

.review-avatar.default {
  background-color: var(--color-body-muted);
}

.review-author-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.review-author-name {
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-ink);
}

.review-stars {
  display: flex;
  align-items: center;
  gap: 2px;
}

.star-icon {
  width: 14px;
  height: 14px;
  fill: #e5e5e5;
}

.star-icon.active {
  fill: #ffaa00; /* Star Orange-Gold */
}

.review-content-text {
  font-size: 0.9rem;
  color: var(--color-ink);
  line-height: 1.6;
}

.review-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.img-preview-box {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--color-gray-border);
  cursor: zoom-in;
  background-color: var(--color-bg-alt);
}

.img-preview-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.img-preview-box:hover img {
  transform: scale(1.03);
}

/* ==========================================================================
   10. CHECKOUT SECTION
   ========================================================================== */
.checkout-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-gray-border);
  border-bottom: 1px solid var(--color-gray-border);
}

.checkout-container {
  max-width: 680px !important;
}

.checkout-card {
  background-color: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-card);
  border: 1.5px solid var(--color-ink);
}

.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-section-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ink);
}

.combo-select-group {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

/* Combo Card Sporty Redesign */
.combo-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius-card);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.combo-option:hover {
  border-color: var(--color-ink);
}

.combo-option.selected {
  border-color: var(--color-accent);
  background-color: var(--color-accent-light);
}

.combo-option-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.combo-radio {
  accent-color: var(--color-accent);
  width: 18px;
  height: 18px;
}

.combo-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.combo-name {
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-ink);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.combo-badge {
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 0.55rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 2px;
}

.combo-orig-price {
  font-size: 0.75rem;
  color: var(--color-body-muted);
}

.combo-option-right {
  text-align: right;
}

.combo-price {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--color-ink);
}

.combo-save {
  font-size: 0.7rem;
  color: var(--color-accent);
  font-weight: 700;
  text-transform: uppercase;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.form-col {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-ink);
}

.form-input {
  min-height: 48px;
  border-radius: var(--radius-input);
  border: 1px solid var(--color-gray-border);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-ink);
  transition: var(--transition-smooth);
  background-color: var(--color-bg-base);
  width: 100%;
}

.form-input:focus {
  border-color: var(--color-ink);
  outline: none;
  box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.05);
}

.input-tip {
  font-size: 0.75rem;
  color: var(--color-body-muted);
}

.form-submit {
  width: 100%;
  min-height: 52px;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-pill);
}

/* ==========================================================================
   11. FAQ SECTION (Accordion dropdown) - Bug completely fixed
   ========================================================================== */
.faq-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.faq-container {
  max-width: 680px !important;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  border-top: 1.5px solid var(--color-ink);
}

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

.faq-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-ink);
  background: none;
  border: none;
  font-size: 1rem;
  cursor: pointer;
  padding: 1.25rem 0;
  transition: var(--transition-smooth);
}

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

.faq-icon {
  width: 16px;
  height: 16px;
  color: var(--color-body-muted);
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), color 0.2s ease;
  flex-shrink: 0;
}

.faq-toggle.active .faq-icon {
  transform: rotate(180deg);
  color: var(--color-accent);
}

/* The overflow-hidden is explicitly defined in CSS to block height overflows and prevent text collisions */
.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0;
}

.faq-content.active {
  padding-bottom: 1.25rem;
}

.faq-answer-text {
  font-size: 0.9rem;
  color: var(--color-body-muted);
  line-height: 1.6;
}

/* ==========================================================================
   12. FOOTER SECTION
   ========================================================================== */
.site-footer {
  padding-top: 4rem;
  padding-bottom: 4rem;
  background-color: var(--color-bg-dark);
  color: var(--color-ink-light);
  border-top: 1px solid var(--color-ink);
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--color-body-muted);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--color-body-muted);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
}

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

/* ==========================================================================
   13. DROPSHADOW & RESPONSIVE BEHAVIOR (Media Queries)
   ========================================================================== */
.drop-shadow-3xl {
  filter: drop-shadow(0 15px 30px rgba(17, 17, 17, 0.06));
}

/* Zalo / Messenger fix */
.zalo-chat-widget, .messenger-chat-widget {
  bottom: 90px !important;
}

/* Responsive breakpoint: TABLET (768px+) */
@media (min-width: 768px) {
  .hero-container {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 4rem;
  }
  
  .product-name {
    font-size: 3.25rem;
  }
  
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .mechanism-container {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
  
  .specifications-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .checkout-card {
    padding: 3rem;
  }
  
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

/* Responsive breakpoint: DESKTOP (1024px+) */
@media (min-width: 1024px) {
  .product-name {
    font-size: 3.75rem;
  }
  
  .advantages-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
  
  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Touch targets optimization for mobile small phone (max-width: 480px) */
@media (max-width: 480px) {
  .cta-block {
    flex-direction: column;
  }
  
  .price-block {
    flex-wrap: wrap;
  }
  
  .review-images {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   14. MODAL DIALOGS & LIGHTBOX PREVIEWS
   ========================================================================== */

/* Success Modal */
.checkout-success-modal {
  position: fixed;
  inset: 0;
  background-color: rgba(17, 17, 17, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
  animation: fadeIn 0.2s ease-out;
}

.modal-card {
  background-color: var(--color-white);
  padding: 2rem;
  max-width: 440px;
  width: 100%;
  border-radius: var(--radius-card);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
  border: 1px solid var(--color-gray-border);
}

.modal-success-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #ecfdf5;
  color: #059669;
  display: flex;
  align-items: center;
  justify-content: center;
}

.success-check-svg {
  width: 28px;
  height: 28px;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

.modal-desc {
  font-size: 0.85rem;
  color: var(--color-body-muted);
  line-height: 1.5;
}

.modal-order-info {
  width: 100%;
  background-color: var(--color-bg-alt);
  padding: 1rem;
  border-radius: var(--radius-card);
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  border: 1px solid var(--color-gray-border);
}

.info-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--color-body-muted);
  margin-bottom: 0.25rem;
}

.info-item {
  font-size: 0.8rem;
  color: var(--color-ink);
}

.info-item-label {
  font-weight: 700;
}

.modal-close-btn {
  width: 100%;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background-color: rgba(17, 17, 17, 0.9);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
  cursor: zoom-out;
  animation: fadeIn 0.2s ease-out;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-wrapper {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.lightbox-close {
  position: absolute;
  top: -3.5rem;
  right: 0;
  background: none;
  border: none;
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-icon-svg {
  width: 32px;
  height: 32px;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}