/* ============================================================
   TRANSPORT PHONE — DESIGN SYSTEM
   Palette:
   --navy:    #0F1F3D   (primary, headers, trust)
   --steel:   #1E3A5F   (secondary, cards)
   --graphite:#2C3E50   (body text)
   --smoke:   #F4F6F9   (section bg)
   --white:   #FFFFFF
   --red:     #C0392B   (CTA, accent, warning markers)
   --red-dark:#9B2335
   --border:  #D5DCE8
   --muted:   #7A8BA0
   Typefaces: 'Onest' (display), system-ui (body)
   ============================================================ */

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

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

:root {
  --navy: linear-gradient(rgba(15, 31, 61, 0.55), rgba(15, 31, 61, 0.55)),
          url("/img/bg.jpg") center / cover no-repeat;
  --steel:     #1E3A5F;
  --graphite:  #2C3E50;
  --smoke:     #F4F6F9;
  --white:     #FFFFFF;
  --red:       #C0392B;
  --red-dark:  #9B2335;
  --border:    #D5DCE8;
  --muted:     #7A8BA0;
  --shadow-sm: 0 1px 4px rgba(15,31,61,0.08);
  --shadow-md: 0 4px 20px rgba(15,31,61,0.12);
  --shadow-lg: 0 8px 40px rgba(15,31,61,0.16);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: 'Onest', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Onest', 'Segoe UI', system-ui, sans-serif;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--graphite);
  background: var(--white);
  line-height: 1.65;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea, select { font-family: inherit; }
button { cursor: pointer; border: none; background: none; }
p { max-width: 72ch; }

/* ── TYPOGRAPHY SCALE ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; }

.label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--red);
  flex-shrink: 0;
}

/* ── LAYOUT ── */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.container--wide {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--sm {
  padding: 64px 0;
}

.section--alt {
  background: var(--smoke);
}

.section--dark {
  background: var(--navy);
  color: var(--white);
}
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--white);
}
.section--dark .eyebrow {
  color: rgba(255,255,255,0.45);
}

/* ── GRID ── */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  line-height: 1;
}

.btn--primary {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}
.btn--primary:hover {
  background: var(--red-dark);
  border-color: var(--red-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(192,57,43,0.35);
}
.btn--primary:active { transform: translateY(0); }

.btn--outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn--outline:hover {
  background: var(--navy);
  color: var(--white);
}

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}

.btn--lg {
  padding: 17px 36px;
  font-size: 1rem;
}

.btn--sm {
  padding: 10px 20px;
  font-size: 0.8rem;
}

.btn-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

/* ── HEADER / NAV ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 31, 61, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: all var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-mark {
  width: 38px;
  height: 38px;
  background: var(--white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-mark svg {
  width: 22px;
  height: 22px;
  fill: white;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.logo-text .logo-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
  letter-spacing: -0.01em;
}
.logo-text .logo-sub {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

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

.nav-main a {
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.72);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-main a:hover {
  color: var(--white);
  background: rgba(255,255,255,0.07);
}
.nav-main a.active {
  color: var(--white);
  background: rgba(255,255,255,0.1);
}

.nav-cta {
  flex-shrink: 0;
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 8px;
}
.burger span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}
.burger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.burger.open span:nth-child(2) {
  opacity: 0;
}
.burger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 68px 0 0;
  background: var(--navy);
  z-index: 999;
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}
.mobile-nav.open {
  display: flex;
}
.mobile-nav a {
  padding: 14px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  border-radius: var(--radius-md);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: all var(--transition);
}
.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--white);
  background: rgba(255,255,255,0.08);
}
.mobile-nav .btn {
  margin-top: 12px;
  width: 100%;
}

/* ── FOOTER ── */
.site-footer {
  background: #0F1F3D;
  color: rgba(255,255,255,0.65);
  padding: 60px 0 36px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-top: 16px;
  max-width: 32ch;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-col ul li a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  font-size: 0.78rem;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom a {
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}
.footer-bottom a:hover { color: var(--white); }

/* ── CARD ── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}
.card:hover {
  border-color: rgba(15,31,61,0.25);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card--flat {
  border-radius: var(--radius-lg);
  padding: 32px;
  background: var(--smoke);
  border: 1px solid transparent;
  transition: all var(--transition);
}
.card--flat:hover {
  background: var(--white);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(192,57,43,0.08);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}
.card-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--red);
}

/* ── DIVIDER ── */
.divider {
  width: 48px;
  height: 3px;
  background: var(--red);
  border-radius: 2px;
  margin: 20px 0;
}

/* ── BADGE ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 100px;
}

.badge--red {
  background: rgba(192,57,43,0.1);
  color: var(--red);
  border: 1px solid rgba(192,57,43,0.2);
}

.badge--navy {
  background: rgba(15,31,61,0.07);
  color: var(--navy);
  border: 1px solid rgba(15,31,61,0.12);
}

.badge--white {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
}

/* ── SECTION HEAD ── */
.section-head {
  max-width: 600px;
  margin-bottom: 56px;
}

.section-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head--center .eyebrow {
  justify-content: center;
}
.section-head--center .eyebrow::before {
  display: none;
}
.section-head--center::after {
  content: '';
  display: block;
  width: 36px;
  height: 3px;
  background: var(--red);
  margin: 20px auto 0;
}

.section-head p {
  margin-top: 14px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 58ch;
}
.section--dark .section-head p {
  color: rgba(255,255,255,0.55);
}

/* ── INFO TABLE ── */
.info-table {
  width: 100%;
  border-collapse: collapse;
}
.info-table tr {
  border-bottom: 1px solid var(--border);
}
.info-table td {
  padding: 14px 16px;
  font-size: 0.9rem;
  vertical-align: top;
}
.info-table td:first-child {
  color: var(--muted);
  font-weight: 500;
  width: 40%;
  white-space: nowrap;
}
.info-table td:last-child {
  color: var(--graphite);
  font-weight: 400;
}

/* ── FORM ELEMENTS ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: 0.02em;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 13px 16px;
  font-size: 0.9rem;
  color: var(--graphite);
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  outline: none;
  line-height: 1.5;
}

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

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
  border-color: rgba(15,31,61,0.35);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(15,31,61,0.08);
}

.form-input.error,
.form-textarea.error {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(192,57,43,0.08);
}

.form-error {
  font-size: 0.78rem;
  color: var(--red);
  font-weight: 500;
  display: none;
}
.form-error.visible { display: block; }

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

.form-hint {
  font-size: 0.78rem;
  color: var(--muted);
}

/* ── CHECKBOX ── */
.checkbox-wrap {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}
.checkbox-wrap input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--navy);
  cursor: pointer;
}
.checkbox-label {
  font-size: 0.82rem;
  color: var(--graphite);
  line-height: 1.55;
}
.checkbox-label a {
  color: var(--navy);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ── HERO BUS SVG ── */
.hero-transport {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 55%;
  max-width: 700px;
  opacity: 0.13;
  pointer-events: none;
  user-select: none;
}

/* ── STAT BLOCK ── */
.stat-block {
  border-left: 3px solid var(--red);
  padding-left: 20px;
}
.stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  font-family: var(--font-display);
  letter-spacing: -0.04em;
}
.stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.75);
  margin-top: 6px;
  line-height: 1.4;
}

/* ── SCROLL ANIMATIONS ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  * { transition-duration: 0.01ms !important; }
}

/* ── STEP FLOW ── */
.step-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.step-flow::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 8px);
  right: calc(12.5% + 8px);
  height: 1px;
  background: var(--border);
  z-index: 0;
}
.step-item {
  text-align: center;
  padding: 0 12px;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-family: var(--font-display);
}
.step-item h4 {
  margin-bottom: 8px;
  font-size: 0.95rem;
}
.step-item p {
  font-size: 0.82rem;
  color: var(--muted);
  max-width: none;
}

/* ── ALERT / NOTICE ── */
.notice {
  background: rgba(15,31,61,0.04);
  border: 1px solid var(--border);
  border-left: 4px solid var(--navy);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.notice--red {
  border-left-color: var(--red);
  background: rgba(192,57,43,0.04);
}

/* ── FAQ ── */
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  cursor: pointer;
  gap: 16px;
  font-weight: 600;
  color: var(--navy);
  font-size: 0.95rem;
  transition: color var(--transition);
  list-style: none;
}
.faq-question:hover { color: var(--red); }
.faq-question .faq-arrow {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  stroke: currentColor;
  transition: transform var(--transition);
}
.faq-item.open .faq-arrow {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.2s;
}
.faq-item.open .faq-answer {
  max-height: 400px;
  padding-bottom: 20px;
}
.faq-answer p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.75;
}

/* ── CTA BAND ── */
.cta-band {
  background: #0F1F3D;
  padding: 80px 0;
  text-align: center;
}
.cta-band h2 { color: var(--white); }
.cta-band p {
  color: rgba(255,255,255,0.6);
  font-size: 1.05rem;
  margin: 16px auto 36px;
}

/* ── PHONE CARD ── */
.phone-card {
  background: linear-gradient(145deg, var(--steel) 0%, var(--navy) 100%);
  border-radius: var(--radius-lg);
  padding: 40px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.phone-card::after {
  content: '';
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 240px;
  height: 240px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
  pointer-events: none;
}

/* ── CERT BLOCK ── */
.cert-block {
  background: var(--smoke);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  position: relative;
}
.cert-block::before {
  content: 'СЕРТИФИКАТ';
  position: absolute;
  top: -1px;
  left: 32px;
  background: var(--red);
  color: white;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  padding: 4px 12px;
  border-radius: 0 0 4px 4px;
}

/* ── CONTACT BLOCK ── */
.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.contact-row:last-child { border-bottom: none; }
.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(15,31,61,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon svg {
  width: 18px;
  height: 18px;
  stroke: #0F1F3D;
}
.contact-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 3px;
}
.contact-val {
  font-size: 0.9rem;
  color: var(--graphite);
  font-weight: 500;
}
.contact-val a {
  color: var(--navy);
  transition: color var(--transition);
}
.contact-val a:hover { color: var(--red); }

/* ── MAP PLACEHOLDER ── */
.map-placeholder {
  width: 100%;
  height: 280px;
  background: linear-gradient(145deg, #1a2d4a 0%, #0f1f3d 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
  color: rgba(255,255,255,0.4);
  font-size: 0.875rem;
  position: relative;
  overflow: hidden;
}
.map-placeholder svg {
  width: 40px;
  height: 40px;
  stroke: rgba(255,255,255,0.25);
}

/* ── FORM SUCCESS / ERROR STATES ── */
.form-success {
  display: none;
  text-align: center;
  padding: 60px 40px;
  background: var(--smoke);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.form-success.visible { display: block; }
.form-success svg {
  width: 64px;
  height: 64px;
  stroke: #27ae60;
  margin: 0 auto 24px;
}
.form-success h3 { margin-bottom: 12px; }
.form-success p { color: var(--muted); font-size: 0.9rem; }

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.35);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: none;
}
.btn--loading .spinner { display: block; }
.btn--loading .btn-text { display: none; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── HERO BUS ANIMATION ── */
@keyframes busDrift {
  0%, 100% { transform: translateX(0px); }
  50% { transform: translateX(8px); }
}
.hero-transport-anim {
  animation: busDrift 8s ease-in-out infinite;
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .step-flow {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
  .step-flow::before { display: none; }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .section--sm { padding: 48px 0; }
  .section-head { margin-bottom: 40px; }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .header-inner .nav-main,
  .header-inner .nav-cta {
    display: none;
  }

  .burger { display: flex; }

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

  .step-flow {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .btn-group {
    flex-direction: column;
    align-items: flex-start;
  }
  .btn-group .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-transport {
    width: 100%;
    max-width: none;
    opacity: 0.07;
  }

  .phone-card { padding: 28px; }
  .cert-block { padding: 28px 24px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .step-flow { grid-template-columns: 1fr; }
  .card { padding: 24px; }
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.5rem; }
}