/* === OnePost Landing Page Styles === */
/* Uses app design language for a landing page */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--color-background);
  min-height: 100vh;
}

/* Container */
.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 var(--spacing-l);
}

/* === Header === */
.site-header {
  padding: var(--spacing-xxl) 0 var(--spacing-s) 0;
  text-align: center;
}

.logo-svg {
  height: 160px;
  width: auto;
  color: var(--color-primary);
}

.logo-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.trademark-text {
  font-size: var(--font-size-s);
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* === Hero Section === */
.hero {
  text-align: center;
  padding: var(--spacing-l) 0 var(--spacing-xxxl) 0;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-l);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xxl);
  line-height: 1.6;
}

/* === Card - App style borders === */
.card {
  background-color: var(--color-card);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-l);
  padding: var(--spacing-xxl);
  margin-bottom: var(--spacing-l);
}

/* === Feature Sections === */
.feature-section {
  padding: var(--spacing-l) 0;
}

.feature-card {
  text-align: center;
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-l);
  background-color: var(--color-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-white);
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-m);
}

.feature-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* === Divider with text === */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xxl) 0;
  gap: var(--spacing-l);
}

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

.divider span {
  font-size: var(--font-size-s);
  color: var(--color-text-secondary);
  white-space: nowrap;
  font-weight: 500;
}

/* === Signup Card === */
.signup-card {
  text-align: center;
}

.signup-title {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-s);
}

.signup-subtitle {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xxl);
}

.signup-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-m);
  max-width: 320px;
  margin: 0 auto;
}

.signup-form input[type="email"] {
  text-align: center;
}

.signup-form .btn {
  width: 100%;
}

/* === Groups Preview === */
.groups-preview {
  margin-top: var(--spacing-l);
}

.groups-tabs {
  display: inline-flex;
  background-color: var(--color-background);
  border-radius: var(--radius-round);
  padding: var(--spacing-xs);
  margin-bottom: var(--spacing-l);
}

.tab {
  padding: var(--spacing-s) var(--spacing-l);
  font-size: var(--font-size-m);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-round);
  cursor: pointer;
  transition: all 0.2s;
}

.tab.active {
  background-color: var(--color-card);
  color: var(--color-text);
  box-shadow: var(--shadow-card);
}

.group-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-s);
}

.group-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-m);
  padding: var(--spacing-m);
  background-color: var(--color-background);
  border-radius: var(--radius-m);
  border: 1px solid var(--color-border);
}

.group-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-m);
  flex-shrink: 0;
}

.group-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}

.group-name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
}

.group-members {
  font-size: var(--font-size-m);
  color: var(--color-text-secondary);
}

/* === About Section === */
.about-section {
  padding: var(--spacing-xxl) 0;
}

.about-card {
  text-align: left;
}

.about-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-l);
}

.about-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-m);
}

.about-text:last-child {
  margin-bottom: 0;
}

/* === Contact Section === */
.contact-section {
  text-align: center;
  padding: var(--spacing-l) 0 var(--spacing-xxl);
}

.contact-link {
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
}

.contact-link:hover {
  text-decoration: underline;
}

/* === Footer === */
.site-footer {
  text-align: center;
  padding: var(--spacing-xxl) var(--spacing-l);
  border-top: 1px solid var(--color-border);
}

.footer-trademark {
  font-size: var(--font-size-s);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-m);
  line-height: 1.6;
}

.footer-copyright {
  font-size: var(--font-size-s);
  color: var(--color-text-secondary);
}

/* === Responsive === */
@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }

  .hero-subtitle {
    font-size: 1.5rem;
  }
}