/* ==========================================================================
   REAL ACE - HEAVY DUTY (MIKE MENTZER)
   Styles: Mobile-First, Modern Dark Aesthetic, Responsive Grid & Flexbox
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-dark: #090a0f;
  --bg-card: #12141d;
  --bg-card-hover: #181b26;
  --bg-glass: rgba(18, 20, 29, 0.85);
  
  --gold-primary: #f59e0b;
  --gold-accent: #fbbf24;
  --gold-glow: rgba(245, 158, 11, 0.35);
  --gold-subtle: rgba(245, 158, 11, 0.12);

  --red-accent: #e11d48;
  --red-glow: rgba(225, 29, 72, 0.3);

  --text-white: #f8fafc;
  --text-gray-100: #e2e8f0;
  --text-gray-400: #94a3b8;
  --text-gray-600: #64748b;

  --border-subtle: #242938;
  --border-gold: rgba(245, 158, 11, 0.35);
  --border-red: rgba(225, 29, 72, 0.35);

  /* Typography */
  --font-display: 'Bebas Neue', 'Impact', sans-serif;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Transitions & Shadows */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
  --shadow-gold: 0 0 25px rgba(245, 158, 11, 0.25);
  --shadow-red: 0 0 25px rgba(225, 29, 72, 0.25);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

/* Base Reset & Typography */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-gray-100);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(245, 158, 11, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(225, 29, 72, 0.05) 0%, transparent 40%);
  background-attachment: fixed;
}

/* Selection */
::selection {
  background: var(--gold-primary);
  color: #000;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Headings */
h1, h2, h3, .brand-title {
  font-family: var(--font-display);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-white);
  line-height: 1.1;
}

h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
}

/* Badges & Tags */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 9999px;
  background: var(--gold-subtle);
  color: var(--gold-accent);
  border: 1px solid var(--border-gold);
}

.badge-red {
  background: rgba(225, 29, 72, 0.15);
  color: #fb7185;
  border-color: var(--border-red);
}

.badge-store {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(225, 29, 72, 0.2));
  color: #fef08a;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-gold {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #050507;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-gold:hover {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  border-color: var(--gold-primary);
  color: var(--gold-accent);
  background: var(--gold-subtle);
}

.btn-yt {
  background: #ff0000;
  color: #fff;
  box-shadow: 0 4px 15px rgba(255, 0, 0, 0.3);
}

.btn-yt:hover {
  background: #e60000;
  box-shadow: 0 6px 20px rgba(255, 0, 0, 0.5);
  transform: translateY(-2px);
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(9, 10, 15, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(9, 10, 15, 0.95);
  border-bottom-color: var(--border-gold);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-container {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--gold-primary), var(--red-accent));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  box-shadow: 0 0 15px var(--gold-glow);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.4rem;
  line-height: 1;
  color: var(--text-white);
  letter-spacing: 1.5px;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gold-accent);
  text-transform: uppercase;
}

/* Desktop Nav Links */
.nav-links {
  display: none;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-gray-400);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color var(--transition-fast);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--gold-accent);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: none;
  align-items: center;
  gap: 1rem;
}

/* Mobile Hamburger Button */
.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.hamburger-line {
  width: 22px;
  height: 2px;
  background-color: var(--text-white);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer Menu */
.mobile-drawer {
  position: fixed;
  top: 72px;
  left: 0;
  width: 100%;
  height: calc(100vh - 72px);
  background: rgba(9, 10, 15, 0.98);
  backdrop-filter: blur(20px);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: 2rem 1.5rem;
  overflow-y: auto;
  border-right: 1px solid var(--border-gold);
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: var(--text-gray-100);
  text-decoration: none;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 0.75rem;
  transition: color var(--transition-fast);
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  color: var(--gold-accent);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding-top: 130px;
  padding-bottom: 70px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

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

.hero-title {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  line-height: 0.95;
  color: var(--text-white);
}

.hero-title span.text-gold {
  color: var(--gold-accent);
  text-shadow: 0 0 20px var(--gold-glow);
}

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

.hero-description {
  font-size: 1.05rem;
  color: var(--text-gray-400);
  max-width: 600px;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1rem 0;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: all var(--transition-normal);
}

.stat-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  color: var(--gold-accent);
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-gray-400);
  letter-spacing: 0.5px;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

/* Hero Media / Image */
.hero-media {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 35px rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-image-wrapper:hover .hero-image {
  transform: scale(1.03);
}

.hero-image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, rgba(9, 10, 15, 0.95) 10%, transparent 100%);
  padding: 2rem 1.5rem 1.25rem;
}

.hero-image-caption {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-white);
  margin-bottom: 0.2rem;
}

.hero-image-sub {
  font-size: 0.8rem;
  color: var(--gold-accent);
}

/* ==========================================================================
   About Real Ace Section
   ========================================================================== */
.about-section {
  padding: 60px 0;
  background: rgba(18, 20, 29, 0.5);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.about-grid {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  align-items: center;
}

.about-image-wrapper {
  width: 100%;
  max-width: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-gold);
  box-shadow: var(--shadow-card);
  position: relative;
}

.about-image {
  width: 100%;
  height: auto;
  display: block;
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.section-tag {
  color: var(--gold-accent);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 0.5rem;
}

.about-quote {
  border-left: 3px solid var(--gold-primary);
  padding-left: 1.25rem;
  font-style: italic;
  color: var(--text-gray-100);
  background: var(--gold-subtle);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.channel-card {
  margin-top: 1rem;
  background: var(--bg-card);
  border: 1px solid rgba(255, 0, 0, 0.3);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   The 4 Pillars Section
   ========================================================================== */
.pillars-section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.section-subtitle {
  color: var(--text-gray-400);
  font-size: 1rem;
  margin-top: 0.75rem;
}

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

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  position: relative;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.pillar-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-gold);
  box-shadow: var(--shadow-gold);
  background: var(--bg-card-hover);
}

.pillar-number {
  font-family: var(--font-display);
  font-size: 3rem;
  color: rgba(245, 158, 11, 0.2);
  line-height: 1;
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
}

.pillar-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--gold-subtle);
  color: var(--gold-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  border: 1px solid var(--border-gold);
}

.pillar-title {
  font-size: 1.4rem;
  color: var(--text-white);
}

.pillar-desc {
  color: var(--text-gray-400);
  font-size: 0.95rem;
}

/* ==========================================================================
   Workout System & Split
   ========================================================================== */
.workout-section {
  padding: 80px 0;
  background: rgba(14, 16, 23, 0.7);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.workout-grid {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.workout-tabs {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.workout-tabs::-webkit-scrollbar {
  display: none;
}

.tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-gray-400);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.tab-btn.active {
  background: var(--gold-primary);
  color: #050507;
  border-color: var(--gold-primary);
  box-shadow: 0 0 15px var(--gold-glow);
}

.tab-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.routine-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-card);
}

.routine-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
}

.routine-title {
  font-size: 1.8rem;
  color: var(--gold-accent);
}

.exercise-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.exercise-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.02);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--gold-primary);
}

.exercise-item.supershot {
  border-left-color: var(--red-accent);
  background: rgba(225, 29, 72, 0.05);
}

.exercise-name {
  font-weight: 700;
  color: var(--text-white);
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.exercise-meta {
  font-size: 0.85rem;
  color: var(--text-gray-400);
}

.exercise-badge {
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  background: var(--gold-subtle);
  color: var(--gold-accent);
  font-weight: 700;
}

.cadence-box {
  margin-top: 2rem;
  padding: 1.25rem;
  background: var(--gold-subtle);
  border: 1px dashed var(--gold-primary);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* ==========================================================================
   Comparison Table (Mitos vs Realidad)
   ========================================================================== */
.comparison-section {
  padding: 80px 0;
}

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

.comparison-col {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  border: 1px solid var(--border-subtle);
}

.comparison-col.heavy-duty {
  border-color: var(--gold-primary);
  box-shadow: 0 0 25px rgba(245, 158, 11, 0.15);
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.05) 0%, var(--bg-card) 100%);
}

.col-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.col-title {
  font-size: 1.7rem;
  color: var(--text-white);
}

.heavy-duty .col-title {
  color: var(--gold-accent);
}

.comparison-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.comparison-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.comp-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
}

.comp-icon.cross {
  background: rgba(225, 29, 72, 0.2);
  color: #f87171;
}

.comp-icon.check {
  background: rgba(245, 158, 11, 0.2);
  color: var(--gold-accent);
}

.comp-text strong {
  display: block;
  color: var(--text-white);
  font-size: 0.95rem;
  margin-bottom: 0.15rem;
}

.comp-text span {
  font-size: 0.85rem;
  color: var(--text-gray-400);
}

/* ==========================================================================
   Store Section (Tienda Oficial Real Ace - Próximamente)
   ========================================================================== */
.store-section {
  padding: 90px 0;
  position: relative;
  background: radial-gradient(circle at 50% 30%, rgba(245, 158, 11, 0.08) 0%, transparent 60%),
              var(--bg-dark);
  border-top: 2px solid rgba(245, 158, 11, 0.3);
  border-bottom: 2px solid rgba(245, 158, 11, 0.3);
}

.store-banner {
  background: linear-gradient(135deg, rgba(24, 27, 38, 0.9), rgba(18, 20, 29, 0.95));
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 3rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-gold), var(--shadow-card);
  margin-bottom: 3.5rem;
  position: relative;
  overflow: hidden;
}

.store-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.store-headline {
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  color: var(--text-white);
  margin: 1rem 0 0.5rem;
}

.store-headline span {
  color: var(--gold-accent);
  text-shadow: 0 0 20px var(--gold-glow);
}

.store-desc {
  max-width: 680px;
  margin: 0 auto 2rem;
  color: var(--text-gray-400);
  font-size: 1.05rem;
}

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

.store-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.store-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-gold);
  box-shadow: var(--shadow-gold);
}

.store-card-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #0f1118;
  overflow: hidden;
}

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

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

.store-card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
}

.store-card-body {
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex-grow: 1;
}

.store-card-title {
  font-size: 1.3rem;
  color: var(--text-white);
}

.store-card-text {
  color: var(--text-gray-400);
  font-size: 0.9rem;
}

.store-card-footer {
  margin-top: auto;
  padding-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
}

.store-card-status {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gold-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Store Notify Box */
.store-notify-box {
  margin-top: 3.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 2.5rem 1.5rem;
  text-align: center;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.notify-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.notify-input {
  width: 100%;
  padding: 0.9rem 1.25rem;
  border-radius: var(--radius-sm);
  background: #0b0c12;
  border: 1px solid var(--border-subtle);
  color: var(--text-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.notify-input:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 10px var(--gold-glow);
}

.notify-message {
  display: none;
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
}

.notify-message.success {
  display: block;
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #4ade80;
}

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

.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.faq-item.active {
  border-color: var(--gold-primary);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 1.25rem 1.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--gold-accent);
  transition: transform var(--transition-normal);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--red-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out, padding 0.35s ease;
  padding: 0 1.5rem;
  color: var(--text-gray-400);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 350px;
  padding: 0 1.5rem 1.5rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #050608;
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 30px;
}

.footer-grid {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-desc {
  color: var(--text-gray-400);
  font-size: 0.9rem;
  max-width: 350px;
}

.footer-col-title {
  font-size: 1.1rem;
  color: var(--gold-accent);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-link {
  color: var(--text-gray-400);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

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

.footer-social-links {
  display: flex;
  gap: 0.75rem;
}

.social-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-white);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.social-btn:hover {
  border-color: var(--gold-primary);
  color: var(--gold-accent);
  transform: translateY(-2px);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-gray-600);
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */

/* Tablet & Up (>= 768px) */
@media (min-width: 768px) {
  .hero-actions {
    flex-direction: row;
  }

  .hero-stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

  .store-cards-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    max-width: 980px;
    margin: 0 auto;
  }

  .notify-form {
    flex-direction: row;
  }

  .notify-form .btn {
    flex-shrink: 0;
  }

  .footer-grid {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* Desktop & Up (>= 1024px) */
@media (min-width: 1024px) {
  .nav-links, .nav-actions {
    display: flex;
  }

  .hamburger-btn, .mobile-drawer {
    display: none;
  }

  .hero-grid {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .hero-content {
    flex: 1;
  }

  .hero-media {
    flex: 1;
    justify-content: flex-end;
  }

  .about-grid {
    flex-direction: row;
    gap: 4rem;
  }

  .about-image-wrapper {
    flex: 1;
  }

  .about-content {
    flex: 1.2;
  }

  .workout-grid {
    flex-direction: row;
  }

  .workout-routine-container {
    flex: 1.4;
  }

  .workout-side-image {
    flex: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-gold);
    box-shadow: var(--shadow-card);
  }
}

/* ==========================================================================
   Payment Modal & Payment Options
   ========================================================================== */
.payment-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 5, 8, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 1rem;
}

.payment-modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.payment-modal {
  background: #11131c;
  border: 1px solid var(--gold-primary);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 640px;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.95), 0 0 35px rgba(245, 158, 11, 0.25);
  padding: 2rem 1.5rem;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
  scrollbar-width: thin;
  scrollbar-color: var(--gold-primary) #11131c;
}

.payment-modal-backdrop.open .payment-modal {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: var(--text-gray-400);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--gold-accent);
  border-color: var(--gold-primary);
  transform: rotate(90deg);
}

.modal-header {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-right: 2.5rem;
}

.modal-title {
  font-size: 1.8rem;
  color: var(--text-white);
  line-height: 1.1;
  margin-top: 0.5rem;
}

.modal-selected-product {
  font-size: 0.85rem;
  color: var(--gold-accent);
  font-weight: 700;
  margin-top: 0.3rem;
}

.payment-methods-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.payment-card {
  background: #171a26;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  position: relative;
  transition: all var(--transition-normal);
}

.payment-card:hover {
  border-color: rgba(245, 158, 11, 0.5);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.payment-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.payment-card-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-white);
}

.payment-card-icon {
  font-size: 1.3rem;
}

.payment-details-box {
  background: #0d0f16;
  border: 1px dashed rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-sm);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.payment-field {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

@media (min-width: 480px) {
  .payment-field {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.payment-field-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-gray-400);
  font-weight: 700;
}

.payment-field-value {
  font-family: 'Courier New', Courier, monospace;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--gold-accent);
  letter-spacing: 1px;
  word-break: break-all;
}

.payment-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--gold-subtle);
  border: 1px solid var(--border-gold);
  color: var(--gold-accent);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-copy:hover {
  background: var(--gold-primary);
  color: #000;
}

.btn-copy.copied {
  background: #22c55e;
  border-color: #22c55e;
  color: #000;
}

.modal-notice-box {
  margin-top: 1.5rem;
  background: rgba(225, 29, 72, 0.08);
  border: 1px solid var(--border-red);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.modal-notice-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: #fb7185;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-notice-desc {
  font-size: 0.85rem;
  color: var(--text-gray-100);
  line-height: 1.5;
}

.modal-notice-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

/* ==========================================================================
   Product Pricing & Feature Highlights
   ========================================================================== */
.product-price-box {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin: 0.6rem 0;
  padding: 0.6rem 0.85rem;
  background: rgba(245, 158, 11, 0.08);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--gold-primary);
  flex-wrap: wrap;
}

.product-price-main {
  font-family: var(--font-display);
  font-size: 1.9rem;
  color: var(--gold-accent);
  line-height: 1;
  letter-spacing: 1px;
}

.product-price-alt {
  font-size: 0.9rem;
  color: var(--text-gray-400);
  font-weight: 700;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.product-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0.85rem 0;
  padding-left: 0;
}

.product-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.87rem;
  color: var(--text-gray-100);
  line-height: 1.4;
}

.product-feature-icon {
  flex-shrink: 0;
  color: var(--gold-primary);
  font-weight: bold;
}

.btn-whatsapp {
  background: #25D366;
  color: #050507;
  font-weight: 800;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.35);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.btn-whatsapp:hover {
  background: #20ba59;
  color: #000;
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.5);
  transform: translateY(-2px);
}

.btn-share-store {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-gold);
  color: var(--gold-accent);
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-share-store:hover {
  background: var(--gold-subtle);
  border-color: var(--gold-primary);
  transform: translateY(-2px);
}

.btn-share-store.copied {
  background: #22c55e;
  border-color: #22c55e;
  color: #000;
}