/* ============================================
   GEMA — Design System & Landing Page Styles
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Outfit:wght@400;500;600;700;800&display=swap');

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

/* --- Design Tokens --- */
:root {
  /* Colors — Gem/Crystal palette */
  --color-primary: #7C6AFF;
  --color-primary-light: #9B8FFF;
  --color-primary-dark: #5A4FD9;
  --color-secondary: #00D4FF;
  --color-secondary-light: #33DFFF;
  --color-accent: #FF6B9D;
  --color-accent-warm: #FF8F5E;
  --color-success: #34D399;

  /* Backgrounds */
  --bg-body: #060A14;
  --bg-surface: #0C1222;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-glass-border: rgba(255, 255, 255, 0.08);

  /* Text */
  --text-primary: #F0F0F8;
  --text-secondary: #A0A0BE;
  --text-muted: #6B6B8A;
  --text-on-primary: #FFFFFF;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #7C6AFF 0%, #00D4FF 100%);
  --gradient-accent: linear-gradient(135deg, #FF6B9D 0%, #FF8F5E 100%);
  --gradient-hero: radial-gradient(ellipse at 30% 0%, rgba(124,106,255,0.15) 0%, transparent 60%),
                   radial-gradient(ellipse at 70% 0%, rgba(0,212,255,0.10) 0%, transparent 50%);
  --gradient-mesh: radial-gradient(at 20% 80%, rgba(124,106,255,0.08) 0%, transparent 50%),
                   radial-gradient(at 80% 20%, rgba(0,212,255,0.06) 0%, transparent 50%),
                   radial-gradient(at 50% 50%, rgba(255,107,157,0.04) 0%, transparent 50%);

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-glow-primary: 0 0 40px rgba(124,106,255,0.15);
  --shadow-glow-secondary: 0 0 40px rgba(0,212,255,0.10);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.20);
  --shadow-elevated: 0 8px 40px rgba(0,0,0,0.30);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max: 1200px;
  --nav-height: 72px;
}

/* --- Base Styles --- */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

section[id] {
  scroll-margin-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

/* --- Utility Classes --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================
   NAVIGATION
   ============================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(6, 10, 20, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--bg-glass-border);
  transition: background var(--transition-base);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--text-primary);
  text-decoration: none;
}

.nav__logo-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav__logo-icon svg {
  width: 100%;
  height: 100%;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav__links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav__links a:hover {
  color: var(--text-primary);
}

/* Language Toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-full);
  padding: 3px;
  cursor: pointer;
  gap: 0;
}

.lang-toggle__btn {
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1;
}

.lang-toggle__btn.active {
  background: var(--color-primary);
  color: var(--text-on-primary);
  box-shadow: 0 2px 8px rgba(124,106,255,0.3);
}

.lang-toggle__btn:hover:not(.active) {
  color: var(--text-secondary);
}

/* Mobile menu button */
.nav__mobile-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: var(--space-sm);
}

/* ============================
   HERO SECTION
   ============================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--space-lg) var(--space-4xl);
  overflow: hidden;
}

/* Animated gradient background */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero__bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(
    from 0deg at 50% 50%,
    rgba(124,106,255,0.08) 0deg,
    rgba(0,212,255,0.05) 120deg,
    rgba(255,107,157,0.05) 240deg,
    rgba(124,106,255,0.08) 360deg
  );
  animation: hero-rotate 20s linear infinite;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

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

/* Floating orbs */
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: orb-float 8s ease-in-out infinite;
}

.hero__orb--1 {
  width: 400px;
  height: 400px;
  background: var(--color-primary);
  top: 10%;
  left: 15%;
  animation-delay: 0s;
}

.hero__orb--2 {
  width: 300px;
  height: 300px;
  background: var(--color-secondary);
  top: 30%;
  right: 10%;
  animation-delay: -3s;
}

.hero__orb--3 {
  width: 250px;
  height: 250px;
  background: var(--color-accent);
  bottom: 20%;
  left: 30%;
  animation-delay: -5s;
}

@keyframes orb-float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero__container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: left;
  max-width: 100%;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 20px;
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(52,211,153,0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(52,211,153,0); }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.hero__title-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
  max-width: 620px;
  margin-left: 0;
  margin-right: auto;
}

.hero__cta-group {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* ============================================
   SIMULADOR DE CHAT INTERACTIVO (WHATSAPP)
   ============================================ */
.hero__visual {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}

.chat-mockup {
  background: rgba(12, 18, 32, 0.7);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5), var(--shadow-glow-primary);
  display: flex;
  flex-direction: column;
  height: 480px;
  overflow: hidden;
  position: relative;
  transition: transform var(--transition-smooth);
}

.chat-mockup:hover {
  transform: translateY(-5px);
}

.chat-mockup__header {
  background: rgba(18, 28, 50, 0.9);
  padding: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.chat-mockup__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--text-on-primary);
  font-family: var(--font-display);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 2px 10px rgba(124,106,255,0.3);
}

.chat-mockup__info {
  flex: 1;
}

.chat-mockup__name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

.chat-mockup__status {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.chat-mockup__status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
}

.chat-mockup__meta-logo {
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.9;
}

.chat-mockup__body {
  flex: 1;
  padding: var(--space-md);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  background: radial-gradient(circle at 50% 50%, rgba(12, 18, 32, 0.3) 0%, rgba(6, 10, 20, 0.5) 100%);
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.05) transparent;
}

.chat-mockup__body::-webkit-scrollbar {
  width: 4px;
}

.chat-mockup__body::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.05);
  border-radius: 4px;
}

.chat-message {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 0.85rem;
  line-height: 1.4;
  position: relative;
  animation: msg-appear 300ms cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes msg-appear {
  from { opacity: 0; transform: translateY(12px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.chat-message--bot {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.chat-message--user {
  background: var(--color-primary-dark);
  color: var(--text-on-primary);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 12px rgba(90,79,217,0.25);
}

.chat-message__time {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-align: right;
}

.chat-message--user .chat-message__time {
  color: rgba(255,255,255,0.6);
}

.chat-mockup__options {
  padding: var(--space-sm) var(--space-md) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(8, 12, 24, 0.85);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.chat-option-btn {
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  color: var(--color-primary-light);
  padding: 10px 14px;
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chat-option-btn:hover {
  background: rgba(124, 106, 255, 0.1);
  border-color: rgba(124, 106, 255, 0.3);
  color: var(--text-primary);
  transform: translateX(4px);
}

.typing-indicator {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  height: 20px;
}

.typing-dot {
  width: 6px;
  height: 6px;
  background: var(--text-secondary);
  border-radius: 50%;
  animation: typing-bounce 1.4s infinite ease-in-out both;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing-bounce {
  0%, 80%, 100% { transform: scale(0.3); opacity: 0.5; }
  40% { transform: scale(1); opacity: 1; }
}

.chat-mockup__footer {
  background: rgba(18, 28, 50, 0.95);
  padding: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.chat-mockup__input-placeholder {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.chat-mockup__send-icon {
  color: var(--text-muted);
  cursor: not-allowed;
  display: flex;
  align-items: center;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
}

.btn--primary {
  background: var(--gradient-primary);
  color: var(--text-on-primary);
  box-shadow: 0 4px 20px rgba(124,106,255,0.3);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124,106,255,0.4);
  color: var(--text-on-primary);
}

.btn--secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.btn--secondary:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-2px);
  color: var(--text-primary);
}

.btn__icon {
  width: 18px;
  height: 18px;
}

/* ============================
   FEATURES SECTION
   ============================ */
.features {
  position: relative;
  padding: var(--space-5xl) var(--space-lg);
  background: var(--gradient-mesh);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.section__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: var(--space-md);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}

.section__desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  max-width: var(--container-max);
  margin: 0 auto;
}

.feature-card {
  position: relative;
  padding: var(--space-2xl);
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition-smooth);
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255,255,255,0.12);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-primary);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.feature-card__icon--ai {
  background: rgba(124,106,255,0.12);
  color: var(--color-primary-light);
}

.feature-card__icon--whatsapp {
  background: rgba(37,211,102,0.12);
  color: #25D366;
}

.feature-card__icon--speed {
  background: rgba(0,212,255,0.12);
  color: var(--color-secondary);
}

.feature-card__icon--custom {
  background: rgba(255,107,157,0.12);
  color: var(--color-accent);
}

.feature-card__icon--security {
  background: rgba(52,211,153,0.12);
  color: var(--color-success);
}

.feature-card__icon--dashboard {
  background: rgba(255,143,94,0.12);
  color: var(--color-accent-warm);
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================
   HOW IT WORKS SECTION
   ============================ */
.how-it-works {
  padding: var(--space-5xl) var(--space-lg);
  position: relative;
}

.steps {
  display: flex;
  gap: var(--space-2xl);
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
}

/* Connecting line between steps */
.steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: calc(16.666% + 24px);
  right: calc(16.666% + 24px);
  height: 2px;
  background: linear-gradient(90deg,
    var(--color-primary) 0%,
    var(--color-secondary) 50%,
    var(--color-accent) 100%
  );
  opacity: 0.3;
}

.step {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 1;
}

.step__number {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-on-primary);
  position: relative;
}

.step:nth-child(1) .step__number {
  background: var(--gradient-primary);
  box-shadow: 0 4px 20px rgba(124,106,255,0.3);
}

.step:nth-child(2) .step__number {
  background: linear-gradient(135deg, #00D4FF, #7C6AFF);
  box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}

.step:nth-child(3) .step__number {
  background: var(--gradient-accent);
  box-shadow: 0 4px 20px rgba(255,107,157,0.3);
}

.step__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.step__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 280px;
  margin: 0 auto;
}

/* ============================
   CTA SECTION
   ============================ */
.cta-section {
  padding: var(--space-5xl) var(--space-lg);
  position: relative;
}

.cta-card {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-4xl) var(--space-3xl);
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: var(--gradient-primary);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.3;
  pointer-events: none;
}

.cta-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.cta-card__desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-2xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

/* ============================
   FOOTER
   ============================ */
.footer {
  padding: var(--space-3xl) var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--bg-glass-border);
}

.footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer__brand-icon {
  width: 24px;
  height: 24px;
}

.footer__links {
  display: flex;
  gap: var(--space-xl);
  list-style: none;
}

.footer__links a {
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--text-primary);
}

.footer__copy {
  width: 100%;
  text-align: center;
  padding-top: var(--space-xl);
  margin-top: var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.04);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================
   SCROLL ANIMATIONS
   ============================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.fade-in-delay-1 { transition-delay: 100ms; }
.fade-in-delay-2 { transition-delay: 200ms; }
.fade-in-delay-3 { transition-delay: 300ms; }
.fade-in-delay-4 { transition-delay: 400ms; }
.fade-in-delay-5 { transition-delay: 500ms; }

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .nav__links {
    display: none;
  }

  .nav__mobile-btn {
    display: flex;
  }

  /* Mobile menu overlay */
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--nav-height));
    background: rgba(6, 10, 20, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--space-2xl);
    gap: var(--space-xl);
    z-index: 999;
    align-items: flex-start;
    overflow-y: auto;
  }

  .nav__links.open a {
    font-size: 1.2rem;
  }

  .hero {
    padding-top: calc(var(--nav-height) + var(--space-2xl));
    padding-bottom: var(--space-3xl);
    min-height: auto;
  }

  .hero__container {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    text-align: center;
  }

  .hero__content {
    text-align: center;
  }

  .hero__title {
    font-size: clamp(2.2rem, 7vw, 3rem);
  }

  .hero__subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__cta-group {
    flex-direction: column;
    justify-content: center;
  }

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

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

  .feature-card {
    padding: var(--space-xl);
  }

  .steps {
    flex-direction: column;
    gap: var(--space-2xl);
  }

  .steps::before {
    display: none;
  }

  .step {
    display: flex;
    text-align: left;
    gap: var(--space-lg);
    align-items: flex-start;
  }

  .step__number {
    margin: 0;
    flex-shrink: 0;
  }

  .step__desc {
    margin: 0;
  }

  .cta-card {
    padding: var(--space-2xl) var(--space-lg);
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }

  .footer__links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero__orb--1 { width: 250px; height: 250px; }
  .hero__orb--2 { width: 200px; height: 200px; }
  .hero__orb--3 { width: 150px; height: 150px; }
}

/* ============================
   I18N TRANSITION
   ============================ */
[data-i18n] {
  transition: opacity var(--transition-fast);
}

.i18n-switching [data-i18n] {
  opacity: 0;
}