/* ============================================================
   PROMOPOD — MAIN CSS
   Design System: Dark Interface, Neuroscience Discipline Platform
   ============================================================ */

/* ============================================================
   FONTS
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Manrope:wght@400;500;600;700;800&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');

/* ============================================================
   CSS VARIABLES
   ============================================================ */
:root {
  /* Colors */
  --bg-primary: #0B0F14;
  --bg-secondary: #141A22;
  --bg-card: #1A2232;
  --bg-card-hover: #1E2A3E;
  --accent-primary: #00D1C1;
  --accent-secondary: #4DA3FF;
  --accent-warning: #FFC857;
  --text-primary: #F0F4F8;
  --text-secondary: #A0AEC0;
  --text-muted: #6B7A8D;
  --border-color: rgba(255, 255, 255, 0.07);
  --border-accent: rgba(0, 209, 193, 0.2);

  /* Typography */
  --font-primary: 'Manrope', 'Inter', sans-serif;
  --font-body: 'Inter', 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Sans', monospace;

  /* Spacing */
  --section-padding: 80px;
  --card-padding: 24px;
  --container-max: 1200px;
  --content-max: 750px;
  --hero-max: 800px;

  /* Radius */
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 24px rgba(0, 209, 193, 0.15);
  --shadow-glow-blue: 0 0 24px rgba(77, 163, 255, 0.15);

  /* Transitions */
  --transition: all 0.3s ease;
  --transition-fast: all 0.15s ease;
}

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

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

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

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

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

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

ul {
  list-style: none;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.15rem, 2.5vw, 1.5rem);
  font-weight: 600;
}

h4 {
  font-size: 1.125rem;
  font-weight: 600;
}

p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: var(--content-max);
}

.label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-primary);
}

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow {
  max-width: var(--hero-max);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: var(--section-padding) 0;
}

section:nth-child(even) {
  background-color: var(--bg-secondary);
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: rgba(11, 15, 20, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(11, 15, 20, 0.97);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.navbar__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  font-family: var(--font-primary);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar__logo span {
  color: var(--accent-primary);
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.navbar__nav a {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.navbar__nav a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.navbar__nav a.active {
  color: var(--accent-primary);
}

.navbar__cta {
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  color: var(--bg-primary) !important;
  background: var(--accent-primary) !important;
  padding: 8px 18px !important;
  border-radius: 40px !important;
  transition: var(--transition) !important;
}

.navbar__cta:hover {
  background: #00b8a9 !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow) !important;
}

.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.navbar__hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.navbar__hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.navbar__mobile {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 15, 20, 0.98);
  z-index: 999;
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.navbar__mobile.open {
  display: flex;
  transform: translateX(0);
}

.navbar__mobile a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border-bottom: 1px solid var(--border-color);
}

.navbar__mobile a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.navbar__mobile .btn--primary {
  margin-top: 16px;
  text-align: center;
  justify-content: center;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding-top: calc(var(--section-padding) + 72px);
  padding-bottom: var(--section-padding);
  text-align: center;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(0, 209, 193, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  max-width: var(--hero-max);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

.hero__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-primary);
  background: rgba(0, 209, 193, 0.1);
  border: 1px solid rgba(0, 209, 193, 0.2);
  padding: 6px 14px;
  border-radius: 40px;
  margin-bottom: 24px;
}

.hero h1 {
  margin-bottom: 20px;
}

.hero h1 span {
  color: var(--accent-primary);
}

.hero__sub {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 auto 36px;
  max-width: 640px;
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.hero__trust-item i,
.hero__trust-item svg {
  color: var(--accent-primary) !important;
  flex-shrink: 0;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 40px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn--primary {
  background: var(--accent-primary);
  color: #0B0F14;
}

.btn--primary:hover {
  background: #00b8a9;
  color: #0B0F14;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn--secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--text-primary);
  transform: translateY(-1px);
}

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

.btn--ghost:hover {
  background: rgba(0, 209, 193, 0.08);
  color: var(--accent-primary);
  transform: translateY(-1px);
}

.btn--large {
  font-size: 1rem;
  padding: 16px 36px;
}

/* ============================================================
   SECTION HEADER
   ============================================================ */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header .label {
  display: inline-block;
  margin-bottom: 12px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  margin: 0 auto;
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* ============================================================
   FEATURE CARDS
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card-grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
}

.card-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: var(--card-padding);
  transition: var(--transition);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}

.card__icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 209, 193, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 1.35rem;
  color: var(--accent-primary);
}

.card__icon svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.75;
  flex-shrink: 0;
}

.card__icon--blue {
  background: rgba(77, 163, 255, 0.1);
  color: var(--accent-secondary);
}

.card__icon--warning {
  background: rgba(255, 200, 87, 0.1);
  color: var(--accent-warning);
}

.trust-strip__item svg {
  width: 16px;
  height: 16px;
  stroke-width: 2;
  flex-shrink: 0;
}

.card h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.card p {
  font-size: 0.9rem;
  line-height: 1.65;
  margin: 0;
  max-width: none;
}

/* ============================================================
   CONTENT BLOCKS
   ============================================================ */
.content-block {
  max-width: var(--content-max);
  margin: 0 auto;
}

.content-block h2 {
  margin-bottom: 20px;
}

.content-block p {
  margin-bottom: 16px;
  max-width: none;
}

.content-block p:last-child {
  margin-bottom: 0;
}

/* Two-column layout */
.split-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.split-block--reverse {
  direction: rtl;
}

.split-block--reverse > * {
  direction: ltr;
}

/* ============================================================
   BULLET LISTS
   ============================================================ */
.bullet-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.bullet-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  border-bottom: 1px solid var(--border-color);
}

.bullet-list li:last-child {
  border-bottom: none;
}

.bullet-list li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-primary);
  margin-top: 8px;
  flex-shrink: 0;
}

/* ============================================================
   CYCLE / STEP BLOCKS
   ============================================================ */
.cycle-block {
  max-width: 560px;
  margin: 0 auto;
}

.cycle-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  position: relative;
}

.cycle-step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 19px;
  top: 48px;
  bottom: -8px;
  width: 2px;
  background: var(--border-color);
}

.cycle-step__num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 209, 193, 0.1);
  border: 1px solid rgba(0, 209, 193, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-primary);
  flex-shrink: 0;
}

.cycle-step__content h4 {
  margin-bottom: 4px;
  color: var(--text-primary);
}

.cycle-step__content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
  max-width: none;
}

/* ============================================================
   STAT BLOCKS
   ============================================================ */
.stats-row {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.stat {
  flex: 1;
  min-width: 140px;
}

.stat__value {
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-primary);
  line-height: 1;
  margin-bottom: 6px;
}

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

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  background: var(--bg-secondary);
  text-align: center;
  padding: var(--section-padding) 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(0, 209, 193, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section__inner {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 24px;
}

.cta-section h2 {
  margin-bottom: 16px;
}

.cta-section p {
  margin: 0 auto 32px;
  font-size: 1.05rem;
}

/* ============================================================
   HIGHLIGHT BOXES
   ============================================================ */
.highlight-box {
  background: rgba(0, 209, 193, 0.05);
  border: 1px solid rgba(0, 209, 193, 0.15);
  border-left: 3px solid var(--accent-primary);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin: 24px 0;
}

.highlight-box p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
  max-width: none;
}

.highlight-box--blue {
  background: rgba(77, 163, 255, 0.05);
  border-color: rgba(77, 163, 255, 0.15);
  border-left-color: var(--accent-secondary);
}

.highlight-box--warning {
  background: rgba(255, 200, 87, 0.05);
  border-color: rgba(255, 200, 87, 0.15);
  border-left-color: var(--accent-warning);
}

/* ============================================================
   BADGES / TAGS
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 40px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.badge--accent {
  background: rgba(0, 209, 193, 0.1);
  color: var(--accent-primary);
  border: 1px solid rgba(0, 209, 193, 0.2);
}

.badge--blue {
  background: rgba(77, 163, 255, 0.1);
  color: var(--accent-secondary);
  border: 1px solid rgba(77, 163, 255, 0.2);
}

.badge--warning {
  background: rgba(255, 200, 87, 0.1);
  color: var(--accent-warning);
  border: 1px solid rgba(255, 200, 87, 0.2);
}

/* ============================================================
   TRUST STRIP
   ============================================================ */
.trust-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 24px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  margin: 40px 0;
}

.trust-strip__item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

.trust-strip__item span:first-child {
  color: var(--accent-primary);
  font-size: 1rem;
}

/* ============================================================
   FORM
   ============================================================ */
.form-section {
  max-width: 560px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 209, 193, 0.1);
}

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

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23A0AEC0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-group select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

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

/* ============================================================
   IMAGE BLOCKS
   ============================================================ */
.img-block {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
}

.img-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.img-placeholder {
  width: 100%;
  min-height: 300px;
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.img-placeholder::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(0,209,193,0.08) 0%, transparent 70%);
}

/* ============================================================
   TWO-COLUMN NERVOUS SYSTEM STATES
   ============================================================ */
.ns-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.ns-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 28px;
}

.ns-card--sympathetic {
  border-top: 3px solid var(--accent-warning);
}

.ns-card--parasympathetic {
  border-top: 3px solid var(--accent-primary);
}

.ns-card h3 {
  font-size: 1rem;
  margin-bottom: 16px;
}

.ns-card ul {
  list-style: none;
}

.ns-card ul li {
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.ns-card ul li::before {
  content: '→';
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Enhanced NS Card — icon header + labeled list items */
.ns-card__header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.ns-card__icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ns-card__icon-wrap svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.75;
}

.ns-card__icon-wrap--warning {
  background: rgba(255, 200, 87, 0.15);
  color: var(--accent-warning);
}

.ns-card__icon-wrap--primary {
  background: rgba(0, 209, 193, 0.15);
  color: var(--accent-primary);
}

.ns-card__title-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ns-card__mode-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-warning);
}

.ns-card__mode-label--primary {
  color: var(--accent-primary);
}

.ns-card__desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  max-width: none;
}

.ns-card--enhanced ul li::before {
  content: none;
}

.ns-card--enhanced ul li {
  gap: 10px;
}

.ns-card--enhanced ul li svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  stroke-width: 2;
}

.ns-card--sympathetic.ns-card--enhanced ul li svg {
  color: rgba(255, 200, 87, 0.85);
}

.ns-card--parasympathetic.ns-card--enhanced ul li svg {
  color: var(--accent-primary);
}

/* Breathing protocol visual */
.breathing-steps {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 32px 0;
}

.breathing-step {
  text-align: center;
  flex: 1;
  min-width: 120px;
  max-width: 160px;
}

.breathing-step__circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px solid var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  font-family: var(--font-primary);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent-primary);
  background: rgba(0, 209, 193, 0.05);
}

.breathing-step h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ============================================================
   RISK LEVELS
   ============================================================ */
.risk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.risk-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}

.risk-card__level {
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 40px;
  display: inline-block;
  margin-bottom: 8px;
}

.risk-card--low .risk-card__level {
  background: rgba(0, 209, 193, 0.15);
  color: var(--accent-primary);
}

.risk-card--moderate .risk-card__level {
  background: rgba(77, 163, 255, 0.15);
  color: var(--accent-secondary);
}

.risk-card--high .risk-card__level {
  background: rgba(255, 200, 87, 0.15);
  color: var(--accent-warning);
}

.risk-card--critical .risk-card__level {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.risk-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
  max-width: none;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 56px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand {}

.footer__brand-logo {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 12px;
  text-decoration: none;
}

.footer__brand-logo span {
  color: var(--accent-primary);
}

.footer__tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 200px;
  margin: 0;
}

.footer__col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer__col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col ul li a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer__col ul li a:hover {
  color: var(--accent-primary);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 12px;
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__legal {
  display: flex;
  gap: 20px;
}

.footer__legal a {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
}

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

/* ============================================================
   FADE ANIMATIONS
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in--delay-1 { transition-delay: 0.1s; }
.fade-in--delay-2 { transition-delay: 0.2s; }
.fade-in--delay-3 { transition-delay: 0.3s; }
.fade-in--delay-4 { transition-delay: 0.4s; }

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.text-center { text-align: center; }
.text-accent { color: var(--accent-primary); }
.text-blue { color: var(--accent-secondary); }
.text-muted { color: var(--text-muted); }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-40 { margin-top: 40px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-40 { margin-bottom: 40px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet: max 1024px */
@media (max-width: 1024px) {
  :root {
    --section-padding: 64px;
  }

  .card-grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .split-block {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .split-block--reverse {
    direction: ltr;
  }

  .navbar__nav {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }
}

/* Mobile: max 768px */
@media (max-width: 768px) {
  :root {
    --section-padding: 56px;
  }

  h1 {
    font-size: 1.9rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .card-grid--3,
  .card-grid--2,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .ns-grid {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

  .trust-strip {
    gap: 16px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

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

  .btn {
    padding: 14px 20px;
  }

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

  .breathing-steps {
    gap: 12px;
  }

  .stats-row {
    gap: 24px;
  }
}

/* Small Mobile: max 480px */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .container--narrow {
    padding: 0 16px;
  }

  .risk-grid {
    grid-template-columns: 1fr;
  }
}