/* Diss Arena - Landing & Legal Pages */
/* Theme: bgScaffold #0A0A14 | bgSurface #1A1A24 | accentPrimary #29B6F6 */

:root {
  --bg-scaffold: #0A0A14;
  --bg-surface: #1A1A24;
  --bg-elevated: #222230;
  --text-primary: #FFFFFF;
  --text-secondary: #9E9EA6;
  --text-tertiary: #6E6E78;
  --accent-primary: #29B6F6;
  --accent-hover: #4FC3F7;
  --border-default: #2A2A34;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-scaffold);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover {
  color: var(--accent-hover);
}

/* Topbar */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: rgba(10, 10, 20, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 40px;
  z-index: 100;
}

.topbar__inner {
  width: 100%;
  max-width: 1200px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

.topbar__logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar__logo img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.topbar__logo span {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.topbar__nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.topbar__nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}
.topbar__nav a:hover {
  color: var(--text-primary);
}
.topbar__nav-current {
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
}

.lang-switcher {
  display: flex;
  flex-direction: row;
  gap: 0;
  border: 1px solid var(--border-default);
  border-radius: 10px;
  overflow: hidden;
}

.lang-switcher button {
  background: var(--bg-elevated);
  border: none;
  color: var(--text-tertiary);
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}
.lang-switcher button:not(:last-child) {
  border-right: 1px solid var(--border-default);
}
.lang-switcher button:hover {
  color: var(--text-secondary);
}
.lang-switcher button.active {
  background: var(--accent-primary);
  color: #FFFFFF;
  font-weight: 600;
}
.lang-switcher button.active:hover {
  background: var(--accent-hover);
  color: #FFFFFF;
}

/* Lang switcher as links (legal pages) */
.lang-switcher--links {
  display: flex;
  flex-direction: row;
  gap: 0;
  border: 1px solid var(--border-default);
  border-radius: 10px;
  overflow: hidden;
}

.lang-switcher__btn {
  display: inline-block;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--text-tertiary);
  background: var(--bg-elevated);
  transition: all 0.2s;
}
.lang-switcher__btn:not(:last-child) {
  border-right: 1px solid var(--border-default);
}
.lang-switcher__btn:hover {
  color: var(--text-secondary);
}
.lang-switcher__btn.active {
  background: var(--accent-primary);
  color: #FFFFFF;
  font-weight: 600;
  pointer-events: none;
}

/* Main content wrapper */
.main {
  padding-top: 64px;
  min-height: 100vh;
}

/* Hero */
.hero {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 24px 48px;
}

.hero__icon {
  width: 120px;
  height: 120px;
  border-radius: 28px;
  margin-bottom: 24px;
  box-shadow: 0 0 40px rgba(41, 182, 246, 0.2);
}

.hero__title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__tagline {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: 40px;
  line-height: 1.7;
}

/* Download buttons */
.download-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-bottom: 48px;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  min-width: 260px;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.2s;
  cursor: pointer;
}
.download-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.download-btn--primary {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: var(--bg-scaffold);
}
.download-btn--primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--bg-scaffold);
}

.download-btn svg {
  width: 24px;
  height: 24px;
}

.download-btn__label {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}
.download-btn__label small {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-secondary);
  opacity: 0.9;
}

.download-btn--primary,
.download-btn--primary .download-btn__label,
.download-btn--primary .download-btn__label small {
  color: #FFFFFF;
}
.download-btn--primary .download-btn__label small {
  opacity: 0.9;
}

/* How it works */
.how-it-works {
  padding: 80px 24px 112px;
  background: var(--bg-surface);
}

@media (min-width: 768px) {
  .how-it-works {
    padding: 112px 24px 112px;
  }
}

.how-it-works__inner {
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 24px;
}

.how-it-works__title {
  font-size: 1.875rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 64px;
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .how-it-works__title {
    font-size: 2.25rem;
  }
}

.how-it-works__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

@media (min-width: 640px) {
  .how-it-works__steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .how-it-works__steps {
    gap: 48px;
  }
}

.how-it-works__step {
  text-align: center;
  min-width: 0;
}

.how-it-works__icon {
  width: 48px;
  min-width: 48px;
  max-width: 48px;
  height: 48px;
  min-height: 48px;
  max-height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  flex-shrink: 0;
}

.how-it-works__icon svg {
  width: 24px;
  height: 24px;
  min-width: 24px;
  min-height: 24px;
  max-width: 24px;
  max-height: 24px;
  flex-shrink: 0;
}

.how-it-works__icon--blue {
  background: rgba(41, 182, 246, 0.2);
  color: var(--accent-primary);
}

.how-it-works__icon--green {
  background: rgba(76, 175, 80, 0.2);
  color: #4CAF50;
}

.how-it-works__icon--red {
  background: rgba(239, 83, 80, 0.2);
  color: #EF5350;
}

.how-it-works__num {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.how-it-works__step:nth-child(1) .how-it-works__num { color: var(--accent-primary); }
.how-it-works__step:nth-child(2) .how-it-works__num { color: #4CAF50; }
.how-it-works__step:nth-child(3) .how-it-works__num { color: #EF5350; }

.how-it-works__step-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.how-it-works__step-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Footer */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-default);
  padding: 32px 24px;
}

.footer__inner {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}

.footer__links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.footer__links a:hover {
  color: var(--accent-primary);
}
.footer__links-current {
  color: var(--text-tertiary);
  font-size: 0.9rem;
}

.footer__age {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.footer__copyright {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.footer__brand {
  font-size: 0.8rem;
}
.footer__brand a {
  color: var(--text-tertiary);
}
.footer__brand a:hover {
  color: var(--accent-primary);
}

/* Legal pages */
.legal-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.legal-page h1 {
  font-size: 1.75rem;
  margin-bottom: 8px;
}

.legal-page .updated {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  margin-bottom: 32px;
}

.legal-page h2 {
  font-size: 1.2rem;
  margin-top: 32px;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.legal-page p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.legal-page ul {
  margin: 16px 0 16px 24px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}
.legal-page li {
  margin-bottom: 8px;
}

.legal-page .back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 32px;
}
.legal-page .back-link:hover {
  color: var(--accent-primary);
}

/* Data attributes for i18n - hidden by default, shown via JS */
[data-lang] {
  display: none !important;
}
[data-lang].active {
  display: block !important;
}
span[data-lang].active,
small[data-lang].active {
  display: inline !important;
}

/* Lang switcher: always show both options (exclude from i18n hide) */
.lang-switcher [data-lang] {
  display: inline-block !important;
}