/* ============================================================
   KESEF SERM AGENCY — Global Design System
   Dark premium theme with warm gold accents
   ============================================================ */

/* ---- Google Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@200;300;400;500;600;700;800&display=swap');

/* ---- CSS Variables ---- */
:root {
  --bg-primary:    #1B1C1D;
  --bg-secondary:  #28292A;
  --bg-card:       #3A3B3C;
  --bg-card-alt:   #323334;
  --text-primary:  #CFCBBF;
  --text-muted:    rgba(207, 203, 191, 0.55);
  --heading:       #F2E782;
  --accent:        #EEE27D;
  --accent-dim:    #D4C863;
  --accent-hover:  #E8D850;
  --accent-bg:     rgba(238, 226, 125, 0.08);
  --border:        #535455;
  --border-card:   #565151;
  --font:          'Manrope', system-ui, -apple-system, sans-serif;
  --max-width:     1140px;
  --radius:        8px;
  --radius-lg:     14px;
  --nav-height:    72px;
  --transition:    0.22s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- Reset ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html { scroll-behavior: smooth; }
body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { background: none; border: none; cursor: pointer; font-family: inherit; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5 {
  color: var(--heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
h4 { font-size: 1rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
p  { color: var(--text-primary); line-height: 1.75; }

.eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ---- Layout ---- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}
.section {
  padding: 6rem 0;
}
.section--sm { padding: 4rem 0; }
.section--lg { padding: 8rem 0; }
.section--dark { background-color: var(--bg-secondary); }
.section--card { background-color: var(--bg-card-alt); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background-color: rgba(27, 28, 29, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background-color var(--transition);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}
.nav__logo {
  display: flex;
  flex-direction: column;
  gap: 1px;
  text-decoration: none;
}
.nav__logo-name {
  font-size: 1rem;
  font-weight: 800;
  color: var(--heading);
  letter-spacing: 0.04em;
  line-height: 1;
}
.nav__logo-sub {
  font-size: 0.6rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  line-height: 1;
}
.nav__menu {
  display: flex;
  align-items: center;
  gap: 0;
}
.nav__item {
  position: relative;
}
.nav__link {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.03em;
  transition: color var(--transition);
  white-space: nowrap;
}
.nav__link:hover,
.nav__link.active { color: var(--accent); }
.nav__link svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
  transition: transform var(--transition);
}
.nav__item:hover .nav__link svg { transform: rotate(180deg); }

/* Dropdown */
.nav__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 260px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  transform: translateX(-50%) translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.nav__item:hover .nav__dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav__dropdown-item {
  display: block;
  padding: 0.6rem 1rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-primary);
  border-radius: var(--radius);
  transition: background-color var(--transition), color var(--transition);
  line-height: 1.4;
}
.nav__dropdown-item:hover { background-color: var(--accent-bg); color: var(--accent); }
.nav__dropdown-item small {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-top: 1px;
}

.nav__cta {
  margin-left: 1rem;
  padding: 0.55rem 1.2rem;
  background-color: var(--accent);
  color: #000;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: var(--radius);
  transition: background-color var(--transition), transform var(--transition);
  white-space: nowrap;
}
.nav__cta:hover {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
}

/* Mobile toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav__toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding: 2rem;
  overflow-y: auto;
  z-index: 999;
  flex-direction: column;
  gap: 0.25rem;
}
.nav__mobile.open { display: flex; }
.nav__mobile-link {
  display: block;
  padding: 0.85rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}
.nav__mobile-link:hover { color: var(--accent); }
.nav__mobile-sub {
  padding-left: 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
}
.nav__mobile-sub:hover { color: var(--accent); }
.nav__mobile-cta {
  margin-top: 1.5rem;
  display: block;
  padding: 0.9rem 1.5rem;
  background-color: var(--accent);
  color: #000;
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: var(--radius);
  text-align: center;
}

/* ---- Hero ---- */
.hero {
  padding-top: calc(var(--nav-height) + 5rem);
  padding-bottom: 6rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 60% 50% at 50% -10%, rgba(238, 226, 125, 0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--accent-bg);
  border: 1px solid rgba(238, 226, 125, 0.25);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero__title {
  max-width: 800px;
  margin-bottom: 1.5rem;
}
.hero__title span { color: var(--accent); }
.hero__subtitle {
  max-width: 580px;
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}
.hero__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.hero__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 3.5rem;
}
.hero__pill {
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  border-radius: var(--radius);
  transition: background-color var(--transition), transform var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
  cursor: pointer;
}
.btn--primary {
  background-color: var(--accent);
  color: #000;
}
.btn--primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}
.btn--outline {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.btn--ghost {
  background-color: transparent;
  color: var(--accent);
  padding: 0;
  font-size: 0.85rem;
}
.btn--ghost:hover { color: var(--accent-hover); }
.btn--lg {
  padding: 1rem 2.2rem;
  font-size: 0.9rem;
}

/* ---- Cards ---- */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--transition), transform var(--transition);
}
.card:hover { border-color: rgba(238, 226, 125, 0.3); }
.card--elevated {
  background-color: var(--bg-card);
}
.card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: 1.25rem;
  color: var(--accent);
}
.card__eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.card__body {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.75;
}
.card__list {
  margin-top: 1rem;
}
.card__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--text-primary);
  padding: 0.35rem 0;
  line-height: 1.5;
}
.card__list li::before {
  content: '—';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05rem;
}

/* ---- Section Header ---- */
.section-header {
  margin-bottom: 3.5rem;
}
.section-header--center {
  text-align: center;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.section-header__title { margin-bottom: 1rem; }
.section-header__subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ---- Stat block ---- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.stat-item {
  background-color: var(--bg-secondary);
  padding: 2.5rem 2rem;
  text-align: center;
}
.stat-item__value {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--heading);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-item__label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ---- Process steps ---- */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.4;
}
.process__step {
  padding: 0 1.5rem;
  text-align: center;
  position: relative;
}
.process__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border: 1px solid var(--border);
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent);
  background-color: var(--bg-primary);
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}
.process__title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 0.5rem;
}
.process__body {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---- Feature list ---- */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background-color: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.5rem 1.75rem;
  background-color: var(--bg-secondary);
  transition: background-color var(--transition);
}
.feature-item:hover { background-color: var(--bg-card-alt); }
.feature-item__num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--accent);
  margin-top: 0.1rem;
}
.feature-item__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 0.25rem;
}
.feature-item__body {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---- CTA Banner ---- */
.cta-banner {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(238, 226, 125, 0.05) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner__title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--heading);
  margin-bottom: 1rem;
}
.cta-banner__subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}
.cta-banner__note {
  margin-top: 1.25rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ---- Comparison table ---- */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.comparison__col {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.comparison__col--right {
  border-color: rgba(238, 226, 125, 0.35);
}
.comparison__header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.comparison__col--right .comparison__header {
  color: var(--accent);
  border-color: rgba(238, 226, 125, 0.2);
}
.comparison__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.75rem;
  font-size: 0.88rem;
  color: var(--text-primary);
  border-bottom: 1px solid rgba(83, 84, 85, 0.5);
}
.comparison__item:last-child { border-bottom: none; }
.comparison__item::before {
  content: '×';
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 700;
  flex-shrink: 0;
}
.comparison__col--right .comparison__item::before {
  content: '→';
  color: var(--accent);
}

/* ---- Page header (inner pages) ---- */
.page-header {
  padding-top: calc(var(--nav-height) + 4.5rem);
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 80% 60% at 30% 0%, rgba(238, 226, 125, 0.04) 0%, transparent 70%);
  pointer-events: none;
}
.page-header__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.page-header__breadcrumb a { color: var(--accent); }
.page-header__breadcrumb span { color: var(--text-muted); }
.page-header__title { margin-bottom: 1rem; max-width: 720px; }
.page-header__subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.8;
}

/* ---- Two-column layout ---- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.two-col--wide { grid-template-columns: 3fr 2fr; }
.two-col--reversed .two-col__media { order: -1; }

/* ---- Highlight box ---- */
.highlight-box {
  background-color: var(--accent-bg);
  border: 1px solid rgba(238, 226, 125, 0.2);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 2rem 0;
}
.highlight-box p {
  font-size: 1rem;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.8;
}

/* ---- Who we work with ---- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.audience-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: border-color var(--transition), color var(--transition);
}
.audience-item:hover { border-color: rgba(238, 226, 125, 0.35); color: var(--accent); }
.audience-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
  flex-shrink: 0;
}

/* ---- Contact form ---- */
.form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.form-group input,
.form-group textarea,
.form-group select {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { cursor: pointer; }
.form-group select option { background-color: var(--bg-secondary); }
.form__note {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---- Footer ---- */
.footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2.5rem;
}
.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer__logo-name {
  font-size: 1rem;
  font-weight: 800;
  color: var(--heading);
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}
.footer__logo-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.footer__desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 280px;
}
.footer__col-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}
.footer__link {
  display: block;
  font-size: 0.84rem;
  color: var(--text-primary);
  padding: 0.25rem 0;
  transition: color var(--transition);
}
.footer__link:hover { color: var(--accent); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
}
.footer__bottom-links {
  display: flex;
  gap: 1.5rem;
}

/* ---- Utility ---- */
.text-accent { color: var(--accent); }
.text-muted  { color: var(--text-muted); }
.text-center { text-align: center; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-6 { margin-bottom: 3rem; }
.mt-4 { margin-top: 2rem; }
.mt-6 { margin-top: 3rem; }

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 3rem 0;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .nav__menu { display: none; }
  .nav__cta { display: none; }
  .nav__toggle { display: flex; }

  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .process::before { display: none; }
  .footer__inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .stat-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; gap: 2.5rem; }
  .two-col--reversed .two-col__media { order: 0; }
  .comparison { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr; gap: 0; }
  .audience-grid { grid-template-columns: 1fr 1fr; }
  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .cta-banner { padding: 3rem 1.5rem; }
  .section { padding: 4rem 0; }
  .hero { padding-top: calc(var(--nav-height) + 3rem); padding-bottom: 4rem; }
  .page-header { padding-top: calc(var(--nav-height) + 3rem); padding-bottom: 3rem; }
}
@media (max-width: 480px) {
  .audience-grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: flex-start; }
}