/* =====================================================
   Symposium.education — Landing Page Styles
   ===================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  --color-primary: #5b4ef5;
  --color-primary-dark: #4739d4;
  --color-primary-light: #ede9fe;
  --color-accent: #06b6d4;
  --color-bg: #ffffff;
  --color-bg-alt: #f8f7ff;
  --color-text: #1a1a2e;
  --color-text-muted: #6b7280;
  --color-border: #e5e7eb;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.14);

  --transition: 200ms ease;
  --container-max: 1160px;
  --header-h: 68px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img, svg {
  display: block;
  max-width: 100%;
}

ul, ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

/* ---------- Scroll-reveal animation (toggled via JS) ---------- */
.js-fade {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

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

/* ---------- Utility ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section {
  padding-block: 6rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.375rem;
  border-radius: var(--radius-pill);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: background var(--transition), color var(--transition),
              box-shadow var(--transition), transform var(--transition),
              border-color var(--transition);
  white-space: nowrap;
  text-align: center;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(91, 78, 245, 0.35);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 20px rgba(91, 78, 245, 0.45);
}

.btn--ghost {
  color: var(--color-text);
  background: transparent;
}
.btn--ghost:hover {
  background: var(--color-bg-alt);
}

.btn--outline {
  border: 2px solid var(--color-border);
  color: var(--color-text);
  background: transparent;
}
.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--lg {
  padding: 0.875rem 2rem;
  font-size: 1rem;
}

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

.btn__play {
  font-size: 0.75rem;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ---------- Section Headers ---------- */
.section__header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 3.5rem;
}

.section__tag {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.875rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1rem;
}

.section__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section__sub {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

/* =====================================================
   NAVIGATION
   ===================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__logo {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}

.nav__logo-icon {
  color: var(--color-primary);
  font-size: 1.25rem;
}

.nav__logo-dot {
  color: var(--color-primary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav__links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav__links a:hover {
  color: var(--color-text);
  background: var(--color-bg-alt);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  margin-left: auto;
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav__hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =====================================================
   HERO
   ===================================================== */
.hero {
  min-height: calc(100vh - var(--header-h));
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 3rem;
  padding-block: 5rem;
  overflow: hidden;
}

.hero__inner {
  max-width: none;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.5rem;
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.hero__sub {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.hero__note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Hero visual */
.hero__visual {
  position: relative;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero__card {
  position: absolute;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: float 5s ease-in-out infinite;
}

.hero__card--1 {
  width: 230px;
  top: 20px;
  left: 10%;
  animation-delay: 0s;
}

.hero__card--2 {
  width: 210px;
  bottom: 30px;
  right: 5%;
  animation-delay: 1.6s;
  flex-direction: column;
  align-items: flex-start;
}

.hero__card--3 {
  width: 160px;
  top: 50%;
  right: 0;
  animation-name: float-centered;
  animation-delay: 0.8s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Separate keyframes for card--3 to preserve vertical centering */
@keyframes float-centered {
  0%, 100% { transform: translateY(-50%); }
  50% { transform: translateY(calc(-50% - 0.625rem)); }
}

.card-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
}
.card-avatar--blue { background: linear-gradient(135deg, #60a5fa, #3b82f6); }

.card-content { flex: 1; }

.card-line {
  height: 8px;
  border-radius: 4px;
  background: var(--color-border);
  margin-bottom: 5px;
}
.card-line--wide { width: 90%; }
.card-line--narrow { width: 55%; }

.card-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}
.card-badge--green {
  background: #d1fae5;
  color: #059669;
}

.card-icon { font-size: 1.5rem; }

.card-small-text {
  font-size: 0.8125rem;
  font-weight: 600;
}

.card-progress {
  width: 100%;
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  overflow: hidden;
}
.card-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 3px;
}

/* =====================================================
   LOGOS
   ===================================================== */
.logos {
  padding-block: 2rem 3rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.logos .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem 3rem;
}

.logos__label {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-weight: 600;
  flex-shrink: 0;
}

.logos__list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 3rem;
  align-items: center;
}

.logos__item {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text-muted);
  opacity: 0.55;
  transition: opacity var(--transition);
}
.logos__item:hover { opacity: 0.9; }

/* =====================================================
   FEATURES
   ===================================================== */
.features { background: var(--color-bg-alt); }

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

.feature-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.feature-card--accent-blue::before  { background: #3b82f6; }
.feature-card--accent-purple::before { background: var(--color-primary); }
.feature-card--accent-teal::before  { background: var(--color-accent); }
.feature-card--accent-orange::before { background: #f97316; }
.feature-card--accent-green::before { background: #10b981; }
.feature-card--accent-pink::before  { background: #ec4899; }

.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.feature-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.feature-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-card__desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* =====================================================
   HOW IT WORKS
   ===================================================== */
.steps {
  display: flex;
  flex-direction: column;
  gap: 5rem;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  gap: 2rem 3rem;
  align-items: center;
}

.step--reverse {
  grid-template-columns: auto 1fr 1fr;
}

.step__number {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-primary-light);
  -webkit-text-stroke: 2px var(--color-primary);
  text-stroke: 2px var(--color-primary);
  flex-shrink: 0;
}

.step__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.step__desc {
  color: var(--color-text-muted);
  font-size: 1rem;
}

/* Step visuals (decorative) */
.step__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Reverse step: show visual in column 2, content in column 3 */
.step--reverse .step__number  { grid-column: 1; grid-row: 1; }
.step--reverse .step__visual  { grid-column: 2; grid-row: 1; }
.step--reverse .step__content { grid-column: 3; grid-row: 1; }

.mockup-form {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  width: 220px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mockup-input {
  height: 36px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.mockup-input--half { width: 65%; }

.mockup-btn {
  height: 38px;
  background: var(--color-primary);
  border-radius: var(--radius-pill);
  opacity: 0.85;
}

.mockup-cards {
  display: flex;
  gap: 0.75rem;
}

.mockup-card-sm {
  width: 100px;
  height: 130px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.mockup-card-sm--offset { margin-top: 1.5rem; }

.mockup-cert {
  background: var(--color-bg-alt);
  border: 2px dashed var(--color-primary);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 220px;
}

.mockup-cert-icon { font-size: 2rem; }

.mockup-cert-lines { flex: 1; display: flex; flex-direction: column; gap: 0.5rem; }
.mockup-line {
  height: 10px;
  background: var(--color-border);
  border-radius: 4px;
}
.mockup-line--short { width: 60%; }

/* =====================================================
   STATS
   ===================================================== */
.stats {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  padding-block: 4rem;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat__number {
  display: block;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}

.stat__label {
  display: block;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.75);
  margin-top: 0.25rem;
}

/* =====================================================
   TESTIMONIALS
   ===================================================== */
.testimonials { background: var(--color-bg-alt); }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.testimonial {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
}

.testimonial:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.testimonial--featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-md);
}

.testimonial__quote {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  font-style: italic;
}
.testimonial__quote::before { content: '\201C'; }
.testimonial__quote::after  { content: '\201D'; }

.testimonial__author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.testimonial__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  flex-shrink: 0;
}
.testimonial__avatar--1 { background: linear-gradient(135deg, #f97316, #fbbf24); }
.testimonial__avatar--2 { background: linear-gradient(135deg, #10b981, #06b6d4); }
.testimonial__avatar--3 { background: linear-gradient(135deg, #8b5cf6, #ec4899); }

.testimonial__name {
  display: block;
  font-weight: 700;
  font-size: 0.9375rem;
  font-style: normal;
}

.testimonial__role {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* =====================================================
   PRICING
   ===================================================== */
.pricing__toggle {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 3rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 4px;
  width: fit-content;
  margin-inline: auto;
}

.pricing__toggle-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-pill);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing__toggle-btn--active {
  background: #fff;
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}

.pricing__save-badge {
  font-size: 0.7rem;
  background: #d1fae5;
  color: #059669;
  padding: 1px 6px;
  border-radius: var(--radius-pill);
  font-weight: 700;
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.pricing-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}

.pricing-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.pricing-card--featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-lg);
  transform: translateY(-8px);
}

.pricing-card--featured:hover {
  transform: translateY(-12px);
}

.pricing-card__popular {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 14px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.pricing-card__header {
  margin-bottom: 1.5rem;
}

.pricing-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.pricing-card__amount {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
}

.pricing-card__period {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 2rem;
}

.pricing-card__features li {
  font-size: 0.9375rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.pricing-card__features li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
}

/* =====================================================
   CTA BANNER
   ===================================================== */
.cta-banner {
  background: linear-gradient(135deg, #1a1a2e 0%, #2d2060 100%);
  text-align: center;
}

.cta-banner__inner {
  max-width: 680px;
}

.cta-banner__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  color: #fff;
  margin-bottom: 1rem;
}

.cta-banner__sub {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 2rem;
}

.cta-banner__form {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.cta-banner__input {
  flex: 1;
  min-width: 260px;
  max-width: 360px;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-pill);
  border: 2px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-family: inherit;
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition);
}

.cta-banner__input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.cta-banner__input:focus {
  border-color: rgba(255, 255, 255, 0.55);
}

.cta-banner__note {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.45);
}

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer {
  background: #0f0f1a;
  color: rgba(255, 255, 255, 0.75);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  padding-block: 4rem;
}

.site-footer .nav__logo {
  color: #fff;
  margin-bottom: 0.75rem;
  display: inline-flex;
}

.site-footer__tagline {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.45);
}

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

.site-footer__col-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 1rem;
}

.site-footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.site-footer__col a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
  transition: color var(--transition);
}

.site-footer__col a:hover {
  color: #fff;
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-block: 1.25rem;
}

.site-footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.4);
}

.site-footer__social {
  display: flex;
  gap: 1rem;
}

.site-footer__social a {
  font-size: 1rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition);
}

.site-footer__social a:hover {
  color: #fff;
}

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

/* Tablet (≤ 1024px) */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-block: 4rem;
    min-height: auto;
  }

  .hero__inner { order: 1; }
  .hero__sub { margin-inline: auto; }
  .hero__cta-group { justify-content: center; }
  .hero__visual { order: 2; height: 260px; }

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

  .step {
    grid-template-columns: auto 1fr;
  }

  .step__visual { display: none; }
  .step--reverse .step__visual { display: none; }
  .step--reverse .step__content { grid-column: 2; }

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

  .testimonials__grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }

  .pricing__grid { grid-template-columns: 1fr; max-width: 440px; margin-inline: auto; }

  .pricing-card--featured { transform: none; }
  .pricing-card--featured:hover { transform: translateY(-3px); }

  .site-footer__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .site-footer__links { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile (≤ 640px) */
@media (max-width: 640px) {
  .section { padding-block: 4rem; }

  .nav__links,
  .nav__actions {
    display: none;
  }

  .nav__links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--color-border);
    z-index: 99;
  }

  .nav__links.is-open {
    display: flex;
  }

  .nav__links a {
    width: 100%;
    padding: 0.625rem 0.75rem;
  }

  .nav__hamburger { display: flex; }

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

  .hero__headline { font-size: 2.25rem; }

  .step { grid-template-columns: 1fr; }
  .step__number { font-size: 3rem; }

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

  .site-footer__links { grid-template-columns: repeat(2, 1fr); }
  .site-footer__bottom .container { flex-direction: column; text-align: center; }

  .logos .container { flex-direction: column; }
}