/* ============================================================
   ISELMORX DIGITAL - STYLE.CSS
   Dark Premium Design System
   ============================================================ */

/* === DESIGN TOKENS === */
:root {
  /* Colors - Dark Premium Palette */
  --color-bg-base: #0d1117;
  --color-bg-surface: #161b24;
  --color-bg-raised: #1e2533;
  --color-bg-overlay: #242d3d;
  --color-bg-accent: #0f1a10;

  --color-primary: #4ade80;
  --color-primary-dim: #22c55e;
  --color-primary-glow: rgba(74, 222, 128, 0.18);
  --color-primary-subtle: rgba(74, 222, 128, 0.08);

  --color-secondary: #86efac;
  --color-accent: #a3e635;
  --color-accent-warm: #bef264;

  --color-text-primary: #e8f0e9;
  --color-text-secondary: #9bb09f;
  --color-text-muted: #5d7a62;
  --color-text-inverse: #0d1117;

  --color-border: rgba(74, 222, 128, 0.12);
  --color-border-subtle: rgba(255, 255, 255, 0.06);

  /* Typography */
  --font-heading: 'Bitter', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;

  /* Type Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-md: 1.125rem;
  --text-lg: 1.25rem;
  --text-xl: 1.5rem;
  --text-2xl: 2rem;
  --text-3xl: clamp(2rem, 4vw, 2.75rem);
  --text-4xl: clamp(2.5rem, 5vw, 3.75rem);
  --text-5xl: clamp(3rem, 7vw, 5.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  /* Shadows - Layered System */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.5), 0 2px 6px rgba(0,0,0,0.3), 0 0 0 1px rgba(255,255,255,0.04);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.6), 0 4px 12px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.05);
  --shadow-xl: 0 20px 50px rgba(0,0,0,0.7), 0 8px 20px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
  --shadow-glow: 0 0 20px rgba(74, 222, 128, 0.2), 0 0 40px rgba(74, 222, 128, 0.08);
  --shadow-glow-sm: 0 0 10px rgba(74, 222, 128, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 280ms ease;
  --transition-slow: 450ms ease;
  --transition-spring: 380ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* === RESET & BASE === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body.canvas {
  font-family: var(--font-body);
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--color-secondary); }

ul { list-style: none; }

::selection {
  background: var(--color-primary-glow);
  color: var(--color-primary);
}

/* === LAYOUT === */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.canvas-section {
  padding: var(--space-24) 0;
}

.canvas-section--dark {
  background: var(--color-bg-surface);
  position: relative;
}

.canvas-section--dark::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(74,222,128,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.canvas-section--accent {
  background: var(--color-bg-accent);
  position: relative;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* === TYPOGRAPHY SYSTEM === */
.section-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-16);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: var(--space-5);
}

.section-intro {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.body-text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-5);
}

/* === NAVIGATION === */
.nav-bar {
  position: relative;
  z-index: 100;
  padding: var(--space-5) 0;
  background: linear-gradient(180deg, rgba(13,17,23,0.98) 0%, rgba(13,17,23,0.9) 100%);
  border-bottom: 1px solid var(--color-border-subtle);
}

.nav-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-img {
  width: 36px;
  height: 36px;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.logo-text em {
  font-style: normal;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  transition: color var(--transition-base), background var(--transition-base);
  text-decoration: none;
}

.nav-link:hover {
  color: var(--color-primary);
  background: var(--color-primary-subtle);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.nav-hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* === MOBILE DRAWER (Curtain Pattern) === */
.drawer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  background: linear-gradient(180deg, #0d1117 0%, #0f1a10 100%);
  transform: translateY(-100%);
  transition: transform 0.55s cubic-bezier(0.77, 0, 0.175, 1);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.drawer.is-open {
  transform: translateY(0);
}

.drawer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-16) var(--space-8);
  gap: var(--space-6);
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
}

.drawer-link {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-lg);
  transition: color var(--transition-base), background var(--transition-base), transform var(--transition-spring);
  transform: translateY(-30px);
  opacity: 0;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.drawer.is-open .drawer-link {
  transform: translateY(0);
  opacity: 1;
}

.drawer.is-open .drawer-link:nth-child(1) { transition-delay: 0.08s; }
.drawer.is-open .drawer-link:nth-child(2) { transition-delay: 0.14s; }
.drawer.is-open .drawer-link:nth-child(3) { transition-delay: 0.20s; }
.drawer.is-open .drawer-link:nth-child(4) { transition-delay: 0.26s; }
.drawer.is-open .drawer-link:nth-child(5) { transition-delay: 0.32s; }
.drawer.is-open .drawer-link:nth-child(6) { transition-delay: 0.38s; }

.drawer-link:hover {
  color: var(--color-primary);
  background: var(--color-primary-subtle);
}

.drawer-close {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  cursor: pointer;
  margin-top: var(--space-8);
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}

.drawer-close:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-subtle);
}

.stage-curtain {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 490;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.stage-curtain.is-visible {
  opacity: 1;
  pointer-events: all;
}

/* === HERO / STAGE === */
.stage {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.stage-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.stage-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.6) brightness(0.45);
}

.stage-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(13,17,23,0.92) 0%,
    rgba(13,26,16,0.85) 40%,
    rgba(13,17,23,0.75) 100%);
}

.stage-content {
  position: relative;
  z-index: 10;
  max-width: 1240px;
  margin: 0 auto;
  padding: var(--space-32) var(--space-6) var(--space-20);
  width: 100%;
}

.stage-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: rgba(74,222,128,0.06);
  backdrop-filter: blur(8px);
}

.label-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.stage-heading {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: 700;
  line-height: 1.08;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
  letter-spacing: -0.03em;
  max-width: 700px;
}

.heading-accent {
  color: var(--color-primary);
  display: inline-block;
  position: relative;
}

.heading-accent::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  border-radius: 2px;
}

.stage-subtext {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: var(--space-10);
}

.stage-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.stage-scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  z-index: 10;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--color-primary), transparent);
  animation: scroll-line-anim 1.8s ease-in-out infinite;
}

@keyframes scroll-line-anim {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-7);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-spring), box-shadow var(--transition-base), background var(--transition-base), color var(--transition-base);
  min-height: 44px;
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::before { opacity: 1; }

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

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dim) 100%);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 15px rgba(74,222,128,0.3), 0 1px 4px rgba(0,0,0,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(74,222,128,0.4), 0 2px 8px rgba(0,0,0,0.3);
  color: var(--color-text-inverse);
}

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

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

.btn-full { width: 100%; justify-content: center; }

/* === TOPICS GALLERY === */
.gallery-topics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.spotlight {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  box-shadow: var(--shadow-md);
}

.spotlight:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  border-color: var(--color-border);
}

.spotlight-large {
  display: flex;
  flex-direction: column;
}

.spotlight-img-wrap {
  height: 260px;
  overflow: hidden;
}

.spotlight-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.spotlight-body {
  padding: var(--space-8);
  flex: 1;
}

.topic-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.spotlight:hover .topic-icon {
  background: var(--color-primary-glow);
  box-shadow: var(--shadow-glow-sm);
}

.spotlight-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.spotlight-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.spotlight-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition-spring);
}

.spotlight-link:hover {
  gap: var(--space-3);
  color: var(--color-secondary);
}

.shelf-topics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.card {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--shadow-glow-sm);
  border-color: var(--color-border);
}

.card-icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
  transition: background var(--transition-base);
}

.card:hover .card-icon {
  background: var(--color-primary-glow);
}

.card-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.card-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
}

/* === LESSONS SWIPER === */
.lessons-swiper {
  padding-bottom: var(--space-12) !important;
}

.lesson-card {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  height: 100%;
}

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

.lesson-number {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  background: rgba(13,17,23,0.8);
  backdrop-filter: blur(8px);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  z-index: 5;
}

.lesson-img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.lesson-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.lesson-card:hover .lesson-img {
  transform: scale(1.06);
}

.lesson-body {
  padding: var(--space-6);
}

.lesson-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-border);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.lesson-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.lesson-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-4);
}

.lesson-meta {
  display: flex;
  gap: var(--space-5);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.lesson-meta span {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.lessons-swiper .swiper-pagination-bullet {
  background: var(--color-text-muted);
  opacity: 1;
  width: 8px;
  height: 8px;
}

.lessons-swiper .swiper-pagination-bullet-active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 4px;
}

.lessons-swiper .swiper-button-prev,
.lessons-swiper .swiper-button-next {
  color: var(--color-primary);
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  width: 44px;
  height: 44px;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.lessons-swiper .swiper-button-prev:hover,
.lessons-swiper .swiper-button-next:hover {
  background: var(--color-primary-subtle);
  box-shadow: var(--shadow-glow-sm);
}

.lessons-swiper .swiper-button-prev::after,
.lessons-swiper .swiper-button-next::after {
  font-size: 14px;
}

/* === METHODS SECTION === */
.gallery-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.methods-principles {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.principle {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding: var(--space-5);
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.principle:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.principle-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: var(--text-base);
  transition: background var(--transition-base);
}

.principle:hover .principle-icon {
  background: var(--color-primary-glow);
}

.principle-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.principle-body strong {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.principle-body span {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.methods-visual {
  position: relative;
}

.methods-img-stack {
  position: relative;
}

.methods-img-main {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-subtle);
}

.methods-img-badge {
  position: absolute;
  bottom: var(--space-6);
  left: var(--space-6);
  right: var(--space-6);
  background: rgba(13,17,23,0.9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  box-shadow: var(--shadow-lg);
}

.methods-img-badge i {
  font-size: var(--text-lg);
  flex-shrink: 0;
}

/* === ABOUT SECTION === */
.gallery-about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-subtle);
}

.about-badge-row {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

.about-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.about-badge i {
  color: var(--color-primary);
}

.about-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.about-text .section-title { margin-bottom: var(--space-5); }
.about-text .btn { align-self: flex-start; margin-top: var(--space-4); }

/* === REGIONS SECTION === */
.gallery-regions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-12);
}

.region-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  box-shadow: var(--shadow-sm);
}

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

.region-card--full {
  grid-column: span 3;
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  background: linear-gradient(135deg, var(--color-bg-surface) 0%, rgba(74,222,128,0.04) 100%);
  border-color: var(--color-border);
}

.region-card--full .region-icon {
  margin-bottom: 0;
}

.region-icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  font-size: var(--text-base);
  flex-shrink: 0;
  transition: background var(--transition-base);
}

.region-card:hover .region-icon {
  background: var(--color-primary-glow);
}

.region-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.region-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
}

/* === MAP === */
.map-section {
  position: relative;
}

.map-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-subtle);
}

.map-iframe {
  display: block;
  filter: grayscale(0.3) contrast(1.05);
}

.map-overlay-info {
  position: absolute;
  top: var(--space-5);
  left: var(--space-5);
}

.map-info-card {
  background: rgba(13,17,23,0.92);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  box-shadow: var(--shadow-lg);
}

.map-info-card i {
  color: var(--color-primary);
  font-size: var(--text-lg);
  flex-shrink: 0;
}

.map-info-card div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.map-info-card strong {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.map-info-card span {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

/* === CONTACT SECTION === */
.gallery-contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: stretch;
}

.contact-map-side {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-lg);
}

.contact-map-iframe {
  flex: 1;
  filter: grayscale(0.3) contrast(1.05);
}

.contact-info-list {
  padding: var(--space-6);
  background: var(--color-bg-raised);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-info-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.contact-info-item i {
  color: var(--color-primary);
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.contact-info-item a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.contact-info-item a:hover {
  color: var(--color-primary);
}

.contact-form-side {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
}

/* === FORM ELEMENTS === */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  letter-spacing: 0.02em;
}

.required-mark {
  color: var(--color-primary);
}

.form-input {
  background: var(--color-bg-overlay);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
  min-height: 44px;
  width: 100%;
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(74,222,128,0.12);
  background: var(--color-bg-raised);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-checkbox-group {
  margin-top: var(--space-2);
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-checkbox {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form-checkbox-custom {
  width: 20px;
  height: 20px;
  min-width: 20px;
  background: var(--color-bg-overlay);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  margin-top: 2px;
}

.form-checkbox:checked + .form-checkbox-custom {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow-sm);
}

.form-checkbox:checked + .form-checkbox-custom::after {
  content: '';
  display: block;
  width: 5px;
  height: 9px;
  border: 2px solid var(--color-text-inverse);
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translateY(-1px);
}

.form-checkbox-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.form-link {
  color: var(--color-primary);
}

/* === INTL TEL INPUT OVERRIDES === */
.iti {
  --iti-border-color: var(--color-border-subtle);
  --iti-dropdown-bg: var(--color-bg-surface);
  --iti-border-radius: var(--radius-md);
}

.iti__selected-flag {
  background: var(--color-bg-overlay);
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.iti__dropdown-content {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.iti__country-list {
  background: var(--color-bg-surface);
  color: var(--color-text-primary);
}

.iti__country.iti__highlight {
  background: var(--color-primary-subtle);
}

/* === FOOTER === */
.site-footer {
  background: var(--color-bg-surface);
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-16) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-border-subtle);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-primary);
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.footer-logo-img {
  width: 32px;
  height: 32px;
}

.footer-logo em {
  font-style: normal;
  color: var(--color-primary);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 300px;
}

.footer-heading {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer-address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-address p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.footer-address a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer-address a:hover { color: var(--color-primary); }

.footer-bottom {
  padding: var(--space-6) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer-disclaimer {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  max-width: 500px;
  text-align: right;
}

/* === BACK TO TOP === */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-6);
  width: 48px;
  height: 48px;
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-primary);
  font-size: var(--text-base);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-spring), box-shadow var(--transition-base), background var(--transition-base);
  box-shadow: var(--shadow-md);
}

.back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.back-to-top:hover {
  background: var(--color-primary-subtle);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}

/* === LEGAL PAGE STYLES === */
.legal-canvas {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.legal-stage {
  background: linear-gradient(180deg, var(--color-bg-surface) 0%, var(--color-bg-base) 100%);
  padding: var(--space-16) 0 var(--space-12);
  border-bottom: 1px solid var(--color-border-subtle);
}

.legal-breadcrumb {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.legal-breadcrumb a { color: var(--color-text-muted); }
.legal-breadcrumb a:hover { color: var(--color-primary); }
.legal-breadcrumb .breadcrumb-sep { color: var(--color-text-muted); }

.legal-hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.legal-hero-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
}

.legal-content {
  flex: 1;
  padding: var(--space-16) 0;
}

.legal-body {
  max-width: 800px;
}

.legal-section {
  margin-bottom: var(--space-12);
}

.legal-h2 {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-subtle);
}

.legal-h3 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  margin-top: var(--space-5);
}

.legal-p {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-4);
}

.legal-term {
  font-weight: 600;
  color: var(--color-primary);
  cursor: help;
}

.legal-aside {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-4) var(--space-5);
  margin: var(--space-4) 0 var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.legal-aside strong {
  display: block;
  color: var(--color-primary);
  margin-bottom: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.legal-list {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-4);
}

.legal-list li {
  padding: var(--space-2) 0;
  padding-left: var(--space-5);
  position: relative;
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.legal-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 13px;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0.7;
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
}

.legal-table th {
  background: var(--color-bg-raised);
  color: var(--color-text-primary);
  font-weight: 600;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border: 1px solid var(--color-border-subtle);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.legal-table td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border-subtle);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.legal-table tr:hover td {
  background: var(--color-bg-raised);
}

/* === THANKS PAGE === */
.thanks-stage {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-6);
  background: radial-gradient(ellipse at center, rgba(74,222,128,0.06) 0%, transparent 60%);
}

.thanks-content {
  text-align: center;
  max-width: 500px;
}

.envelope-animation {
  width: 100px;
  height: 80px;
  position: relative;
  margin: 0 auto var(--space-10);
}

.envelope-body {
  width: 100px;
  height: 70px;
  background: var(--color-bg-raised);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  position: absolute;
  bottom: 0;
  left: 0;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.envelope-flap {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 35px;
  background: var(--color-primary-dim);
  clip-path: polygon(0 0, 50% 60%, 100% 0);
  transform-origin: top;
  animation: flap-open 0.6s 0.8s ease-out forwards;
}

@keyframes flap-open {
  0% { transform: rotateX(0deg); }
  100% { transform: rotateX(-140deg); }
}

.envelope-letter {
  position: absolute;
  bottom: 5px;
  left: 15px;
  right: 15px;
  height: 50px;
  background: var(--color-text-primary);
  border-radius: var(--radius-sm);
  animation: letter-rise 0.5s 1.3s ease-out forwards;
  transform: translateY(0);
}

@keyframes letter-rise {
  0% { transform: translateY(0); }
  100% { transform: translateY(-40px); }
}

.thanks-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  animation: fade-in-up 0.6s 1.8s ease-out both;
}

.thanks-text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  animation: fade-in-up 0.6s 2s ease-out both;
}

.thanks-actions {
  animation: fade-in-up 0.6s 2.2s ease-out both;
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === COOKIE CONSENT === */
.cookie-consent-card {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  z-index: 9000;
  width: min(480px, calc(100vw - var(--space-8)));
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.34, 1.2, 0.64, 1);
}

.cookie-consent-card.is-expanded {
  width: min(560px, calc(100vw - var(--space-8)));
}

.cookie-compact {
  padding: var(--space-5) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.cookie-compact-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.cookie-compact-text a {
  color: var(--color-primary);
}

.cookie-compact-actions {
  display: flex;
  gap: var(--space-3);
}

.cookie-settings-panel {
  display: none;
  padding: var(--space-6);
  border-top: 1px solid var(--color-border-subtle);
  flex-direction: column;
  gap: var(--space-5);
}

.cookie-settings-panel.is-open {
  display: flex;
}

.cookie-settings-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
}

.cookie-category {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-bg-overlay);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
}

.cookie-category-info { flex: 1; }

.cookie-category-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.cookie-category-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.cookie-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.cookie-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.cookie-toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--color-bg-overlay);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-base);
}

.cookie-toggle-slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  background: var(--color-text-muted);
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-spring), background var(--transition-base);
}

.cookie-toggle input:checked + .cookie-toggle-slider {
  background: var(--color-primary-subtle);
  border-color: var(--color-primary);
}

.cookie-toggle input:checked + .cookie-toggle-slider::before {
  transform: translateX(20px);
  background: var(--color-primary);
}

.cookie-toggle input:disabled + .cookie-toggle-slider {
  cursor: not-allowed;
  opacity: 0.7;
}

.cookie-settings-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.btn-cookie-sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-xs);
  min-height: 36px;
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .gallery-topics {
    grid-template-columns: 1fr;
  }

  .shelf-topics {
    grid-template-columns: 1fr 1fr;
  }

  .gallery-methods,
  .gallery-about {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .methods-visual { order: -1; }
  .methods-img-main { height: 380px; }
  .about-img { height: 360px; }

  .gallery-regions {
    grid-template-columns: 1fr 1fr;
  }

  .region-card--full {
    grid-column: span 2;
  }

  .gallery-contact {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --space-24: 4rem;
    --space-20: 3.5rem;
    --space-16: 3rem;
  }

  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .stage-heading { letter-spacing: -0.02em; }

  .stage-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .stage-actions .btn {
    width: 100%;
    justify-content: center;
    max-width: 320px;
  }

  .gallery-topics {
    grid-template-columns: 1fr;
  }

  .shelf-topics {
    grid-template-columns: 1fr;
  }

  .gallery-regions {
    grid-template-columns: 1fr;
  }

  .region-card--full {
    grid-column: span 1;
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }

  .footer-disclaimer { text-align: left; }

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

  .back-to-top {
    bottom: var(--space-5);
    right: var(--space-4);
  }

  .legal-hero-title {
    font-size: var(--text-3xl);
  }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--space-4); }

  .stage-content {
    padding: var(--space-20) var(--space-4) var(--space-16);
  }

  .cookie-compact-actions {
    flex-direction: column;
  }

  .cookie-settings-actions {
    flex-direction: column;
  }
}

/* === UTILITY === */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}