/* ==========================================================================
   MailAI — design system
   Neutral (white / black / gray) SaaS visual language shared by every
   customer-facing page. Dashboard-specific layout lives in dashboard.css
   and consumes these same tokens.
   ========================================================================== */

:root {
  /* Typography */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  /* Surfaces */
  --color-bg: #ffffff;
  --color-bg-subtle: #fafafa;
  --color-surface: #f6f6f7;
  --color-surface-strong: #f0f0f1;

  /* Text */
  --color-text: #0a0a0a;
  --color-text-secondary: #45454b;
  --color-text-muted: #6b6b72;
  --color-text-faint: #9a9aa1;
  --color-on-dark: #fafafa;

  /* Borders */
  --color-border: #e6e6e9;
  --color-border-strong: #d6d6db;

  /* Brand-neutral accents */
  --color-black: #0a0a0a;
  --color-black-hover: #262629;
  --color-success: #1d8a4a;
  --color-danger: #b3261e;
  --color-danger-bg: #fdf3f2;
  --color-danger-border: #e6c3c0;

  /* Elevation */
  --shadow-xs: 0 1px 2px rgba(10, 10, 10, 0.04);
  --shadow-sm: 0 2px 8px rgba(10, 10, 10, 0.05);
  --shadow-md: 0 12px 32px rgba(10, 10, 10, 0.08);
  --shadow-lg: 0 24px 64px rgba(10, 10, 10, 0.12);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 999px;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 72px;
  --btn-height: 48px;
  --input-height: 50px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-sans);
  color: var(--color-text);
  margin: 0;
}

p {
  margin: 0;
}

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

ul, ol {
  margin: 0;
}

button {
  font-family: var(--font-sans);
}

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

::selection {
  background: rgba(10, 10, 10, 0.12);
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

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

/* ---------------------------------------------------------------------- */
/* Navigation                                                              */
/* ---------------------------------------------------------------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.nav.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-xs);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--color-black);
}

.nav-center {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-center a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color 0.15s var(--ease);
}

.nav-center a:hover {
  color: var(--color-black);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-signin {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color 0.15s var(--ease);
}

.nav-signin:hover {
  color: var(--color-black);
}

.nav-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-menu-toggle span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--color-black);
  margin: 2.5px 0;
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.nav-menu-toggle.open span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.nav-menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-menu-toggle.open span:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

.nav-mobile-panel {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: #ffffff;
  z-index: 90;
  padding: 8px 32px 32px;
  overflow-y: auto;
}

.nav-mobile-panel.open {
  display: block;
}

.nav-mobile-panel a {
  display: block;
  padding: 16px 0;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

.nav-mobile-panel .btn {
  margin-top: 24px;
}

/* ---------------------------------------------------------------------- */
/* Buttons                                                                 */
/* ---------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: var(--btn-height);
  padding: 0 24px;
  border-radius: var(--radius-full);
  font-size: 0.94rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s var(--ease), border-color 0.15s var(--ease), color 0.15s var(--ease), transform 0.1s var(--ease);
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--color-black);
  color: #ffffff;
  border-color: var(--color-black);
}

.btn-primary:hover {
  background: var(--color-black-hover);
}

.btn-secondary {
  background: #ffffff;
  color: var(--color-black);
  border-color: var(--color-border-strong);
}

.btn-secondary:hover {
  border-color: var(--color-text-secondary);
  background: var(--color-bg-subtle);
}

.btn-sm {
  height: 38px;
  padding: 0 16px;
  font-size: 0.86rem;
}

.btn-block {
  width: 100%;
}

.btn-danger {
  background: #fff;
  color: var(--color-danger);
  border-color: var(--color-danger-border);
}

.btn-danger:hover {
  background: var(--color-danger-bg);
  border-color: var(--color-danger);
}

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */

.hero {
  padding: 128px 0 96px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 7px 16px;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(2.6rem, 5.4vw, 4.2rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  font-weight: 700;
  margin: 0 auto 24px;
  max-width: 780px;
}

.hero p.lead {
  font-size: 1.2rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.hero-actions .btn {
  padding: 0 28px;
}

.hero-note {
  font-size: 0.88rem;
  color: var(--color-text-faint);
}

/* ---------------------------------------------------------------------- */
/* Sections                                                                */
/* ---------------------------------------------------------------------- */

section.page-section {
  padding: 100px 0;
  border-top: 1px solid var(--color-border);
}

.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 64px;
}

.section-tag {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: 14px;
}

.section-header h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.5rem);
  letter-spacing: -0.03em;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 14px;
}

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

/* ---------------------------------------------------------------------- */
/* Product preview (email mockup)                                          */
/* ---------------------------------------------------------------------- */

.preview-shell {
  max-width: 760px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: #ffffff;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.preview-titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
}

.preview-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border-strong);
}

.preview-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
}

.preview-tab {
  flex: 1;
  text-align: center;
  padding: 14px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  border-bottom: 2px solid transparent;
  position: relative;
  top: 1px;
}

.preview-tab.is-active {
  color: var(--color-black);
  border-bottom-color: var(--color-black);
}

.preview-pane {
  padding: 28px 32px 32px;
}

.preview-row {
  display: flex;
  gap: 14px;
  font-size: 0.88rem;
  padding: 7px 0;
}

.preview-row .preview-field {
  color: var(--color-text-faint);
  width: 64px;
  flex-shrink: 0;
  font-weight: 500;
}

.preview-row .preview-value {
  color: var(--color-text);
  font-weight: 500;
}

.preview-divider {
  height: 1px;
  background: var(--color-border);
  margin: 16px 0 20px;
}

.preview-message {
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--color-text);
}

.preview-message p {
  margin: 0 0 14px;
}

.preview-message p:last-child {
  margin-bottom: 0;
}

.preview-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-black);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.76rem;
  font-weight: 700;
  flex-shrink: 0;
}

.preview-sender {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.preview-sender-name {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text);
}

.preview-sender-addr {
  font-size: 0.82rem;
  color: var(--color-text-faint);
}

.preview-footer-note {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  color: var(--color-text-faint);
}

/* ---------------------------------------------------------------------- */
/* Three-step process                                                      */
/* ---------------------------------------------------------------------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: 980px;
  margin: 0 auto;
}

.step-item {
  padding: 0 32px;
  border-left: 1px solid var(--color-border);
}

.step-item:first-child {
  border-left: none;
  padding-left: 0;
}

.step-number {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}

.step-item h3 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}

.step-item p {
  color: var(--color-text-secondary);
  font-size: 0.94rem;
  line-height: 1.6;
}

/* ---------------------------------------------------------------------- */
/* Features                                                                */
/* ---------------------------------------------------------------------- */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.feature-card {
  background: #ffffff;
  padding: 32px 28px;
  transition: background 0.2s var(--ease);
  position: relative;
}

.feature-card:hover {
  background: var(--color-bg-subtle);
}

.feature-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1rem;
}

.feature-card h3 {
  font-size: 1.02rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.feature-badge {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 2px 9px;
}

/* ---------------------------------------------------------------------- */
/* Pricing                                                                 */
/* ---------------------------------------------------------------------- */

.pricing-single {
  max-width: 440px;
  margin: 0 auto;
}

.price-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 44px 40px;
  background: #ffffff;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.price-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text-secondary);
}

.price-card .price {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}

.price-card .price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-faint);
}

.price-list {
  list-style: none;
  padding: 0;
  margin: 32px 0 32px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.price-list li {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.price-list li::before {
  content: "✓";
  color: var(--color-black);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-note {
  text-align: center;
  color: var(--color-text-faint);
  font-size: 0.85rem;
  margin-top: 18px;
}

/* ---------------------------------------------------------------------- */
/* FAQ                                                                     */
/* ---------------------------------------------------------------------- */

.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 22px 4px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-family: inherit;
}

.faq-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--color-black);
  color: #fff;
  border-color: var(--color-black);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s var(--ease);
}

.faq-answer p {
  padding: 0 4px 22px;
  color: var(--color-text-secondary);
  font-size: 0.94rem;
  line-height: 1.65;
  max-width: 640px;
}

/* ---------------------------------------------------------------------- */
/* Final CTA                                                               */
/* ---------------------------------------------------------------------- */

.cta {
  text-align: center;
}

.cta-box {
  border-radius: var(--radius-xl);
  padding: 72px 32px;
  background: var(--color-black);
  color: #fff;
}

.cta-box h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.3rem);
  margin-bottom: 14px;
  letter-spacing: -0.03em;
  font-weight: 700;
  color: #fff;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.68);
  margin-bottom: 32px;
  font-size: 1.02rem;
}

.cta-box .btn-primary {
  background: #fff;
  color: var(--color-black);
  border-color: #fff;
}

.cta-box .btn-primary:hover {
  background: rgba(255, 255, 255, 0.88);
}

/* ---------------------------------------------------------------------- */
/* Footer                                                                  */
/* ---------------------------------------------------------------------- */

.footer {
  padding: 72px 0 40px;
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
}

.footer-brand-desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin: 12px 0 0;
  max-width: 240px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
  color: var(--color-text-faint);
}

.footer-col ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  transition: color 0.15s var(--ease);
}

.footer-col a:hover {
  color: var(--color-black);
}

.footer-bottom-row {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  font-size: 0.82rem;
  color: var(--color-text-faint);
}

/* ---------------------------------------------------------------------- */
/* Auth pages (Sign In / Create Account)                                   */
/* ---------------------------------------------------------------------- */

.auth-page {
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px 24px;
  background: var(--color-bg-subtle);
}

.auth-card {
  width: 100%;
  max-width: 460px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: 44px 40px;
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.auth-header p {
  color: var(--color-text-secondary);
  font-size: 0.94rem;
}

.field-group {
  margin-bottom: 18px;
}

.field-group label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 7px;
}

.field-shell {
  position: relative;
  display: flex;
  align-items: center;
}

.field-shell input {
  width: 100%;
  height: var(--input-height);
  padding: 0 16px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-family: inherit;
  background: #ffffff;
  color: var(--color-text);
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.field-shell input::placeholder {
  color: var(--color-text-faint);
}

.field-shell input:focus {
  outline: none;
  border-color: var(--color-black);
  box-shadow: 0 0 0 3px rgba(10, 10, 10, 0.06);
}

.field-shell input[type="password"],
.field-shell input.has-toggle {
  padding-right: 46px;
}

.field-toggle {
  position: absolute;
  right: 6px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-faint);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
}

.field-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface);
}

.field-row-link {
  text-align: right;
  margin: -8px 0 18px;
}

.field-row-link a {
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.field-row-link a:hover {
  color: var(--color-black);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 28px 0 20px;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.auth-divider span {
  font-size: 0.8rem;
  color: var(--color-text-faint);
  white-space: nowrap;
}

.auth-plan-note {
  text-align: center;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.auth-plan-note strong {
  color: var(--color-text);
}

.auth-switch {
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: 28px;
}

.auth-switch a {
  color: var(--color-text);
  font-weight: 600;
}

.auth-switch a:hover {
  text-decoration: underline;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  font-weight: 500;
}

.back-link:hover {
  color: var(--color-black);
}

/* ---------------------------------------------------------------------- */
/* Generic page shell (legal, generic simple pages)                        */
/* ---------------------------------------------------------------------- */

.simple-page {
  padding: 80px 0 100px;
  min-height: 60vh;
}

.legal-page .wrap {
  max-width: 720px;
}

.legal-header {
  margin-bottom: 48px;
}

.legal-header h1 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  letter-spacing: -0.03em;
  font-weight: 700;
  margin-bottom: 12px;
}

.legal-updated {
  font-size: 0.85rem;
  color: var(--color-text-faint);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--radius-full);
}

.legal-toc {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 48px;
  background: var(--color-bg-subtle);
}

.legal-toc h2 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-faint);
  margin-bottom: 14px;
}

.legal-toc ol {
  list-style: none;
  padding: 0;
  counter-reset: toc;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.legal-toc li {
  counter-increment: toc;
  font-size: 0.92rem;
}

.legal-toc li::before {
  content: counter(toc) ". ";
  color: var(--color-text-faint);
  font-weight: 600;
}

.legal-toc a {
  color: var(--color-text-secondary);
}

.legal-toc a:hover {
  color: var(--color-black);
}

.legal-content section {
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
}

.legal-content section:first-child {
  padding-top: 0;
  border-top: none;
}

.legal-content h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.legal-content p {
  color: var(--color-text-secondary);
  font-size: 0.96rem;
  line-height: 1.75;
}

.legal-content a {
  color: var(--color-text);
  font-weight: 600;
}

.legal-content a:hover {
  text-decoration: underline;
}

/* ---------------------------------------------------------------------- */
/* Simple content card (support page, etc.)                                */
/* ---------------------------------------------------------------------- */

.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-xs);
  background: #ffffff;
}

.search-shell {
  max-width: 560px;
  margin: 0 auto 64px;
}

.search-input-wrap {
  position: relative;
}

.search-input-wrap input {
  width: 100%;
  height: 54px;
  padding: 0 20px 0 48px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-full);
  font-size: 0.98rem;
  font-family: inherit;
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.search-input-wrap input:focus {
  outline: none;
  border-color: var(--color-black);
}

.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-faint);
  font-size: 1rem;
}

.support-contact-card {
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
}

.support-contact-card h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.support-contact-card p {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  margin-bottom: 20px;
}

.support-email {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

/* ---------------------------------------------------------------------- */
/* Responsive                                                              */
/* ---------------------------------------------------------------------- */

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  .wrap {
    padding: 0 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px 24px;
  }

  section.page-section {
    padding: 72px 0;
  }
}

@media (max-width: 720px) {
  .nav-center {
    display: none;
  }

  .nav-signin {
    display: none;
  }

  .nav-menu-toggle {
    display: flex;
  }

  .hero {
    padding: 72px 0 56px;
  }

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

  .steps {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .step-item {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--color-border);
    padding-top: 28px;
  }

  .step-item:first-child {
    border-top: none;
    padding-top: 0;
  }

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

  .preview-pane {
    padding: 22px 20px 24px;
  }

  .price-card {
    padding: 32px 24px;
  }

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

  .auth-card {
    padding: 32px 24px;
    border-radius: var(--radius-lg);
  }
}