/* ===== Variables ===== */
:root {
  --purple-deep: #2d1b4e;
  --purple-mid: #5b3a8c;
  --purple-bright: #9d4edd;
  --purple-light: #c77dff;
  --purple-pale: #e0aaff;
  --bg-dark: #0f0a1a;
  --bg-card: rgba(45, 27, 78, 0.6);
  --text: #f5f0ff;
  --text-muted: #b8a9d4;
  --accent-glow: rgba(157, 78, 221, 0.4);
  --font-display: 'Outfit', 'Noto Sans KR', sans-serif;
  --font-body: 'Noto Sans KR', sans-serif;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --transition: 0.3s ease;
}

/* 라이트 모드 변수 */
[data-theme="light"] {
  --bg-dark: #f5f0ff;
  --bg-card: rgba(255, 255, 255, 0.9);
  --text: #2d1b4e;
  --text-muted: #5b3a8c;
  --text-dark: #0f0a1a;
  --accent-glow: rgba(157, 78, 221, 0.2);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  opacity: 0;
  transition: opacity 0.5s ease;
}

body.loaded {
  opacity: 1;
}

a {
  color: var(--purple-pale);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--purple-light);
}

img {
  max-width: 100%;
  height: auto;
}

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--purple-pale), var(--purple-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-lead {
  text-align: center;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 48px;
  font-size: 1.05rem;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0;
  background: rgba(15, 10, 26, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(157, 78, 221, 0.1);
  transition: all var(--transition);
}

.nav {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 16px 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--text) !important;
  letter-spacing: -0.02em;
  text-decoration: none;
  transition: all var(--transition);
}

.logo-icon {
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #9d4edd 0%, #c77dff 100%);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(157, 78, 221, 0.3);
}

.logo-text {
  background: linear-gradient(135deg, #fff 0%, #e0aaff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo:hover {
  transform: translateY(-1px);
}

.logo:hover .logo-icon {
  box-shadow: 0 4px 12px rgba(157, 78, 221, 0.4);
  transform: scale(1.05);
}

/* 헤더 컨트롤 (언어/테마 전환) */
.header-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* 언어 세그먼트 컨트롤 */
.lang-segment {
  display: flex;
  background: rgba(30, 30, 40, 0.6);
  border-radius: 10px;
  padding: 3px;
  gap: 0;
  border: 1px solid rgba(157, 78, 221, 0.15);
  backdrop-filter: blur(10px);
}

.lang-segment-btn {
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.6);
  background: transparent;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-body);
  position: relative;
  z-index: 1;
  min-width: 44px;
  text-align: center;
}

.lang-segment-btn.active {
  background: linear-gradient(135deg, #e91e63 0%, #9d4edd 50%, #c77dff 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(157, 78, 221, 0.5);
}

.lang-segment-btn:not(.active):hover {
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.05);
}

/* 테마 토글 버튼 */
.theme-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(30, 30, 40, 0.6);
  border: 1px solid rgba(157, 78, 221, 0.15);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
  backdrop-filter: blur(10px);
}

.theme-toggle:hover {
  background: rgba(40, 40, 50, 0.8);
  border-color: rgba(157, 78, 221, 0.3);
  color: rgba(255, 255, 255, 1);
  transform: scale(1.05);
}

.theme-toggle svg {
  width: 16px;
  height: 16px;
}

[data-theme="light"] .theme-toggle svg {
  display: none;
}

[data-theme="light"] .theme-toggle::before {
  content: '☀️';
  font-size: 18px;
}

/* 로그인 버튼 */
.btn-login {
  padding: 10px 24px;
  font-size: 0.9rem;
  font-weight: 700;
  background: linear-gradient(135deg, #e91e63 0%, #9d4edd 50%, #c77dff 100%);
  color: white;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  font-family: var(--font-body);
  box-shadow: 0 2px 10px rgba(157, 78, 221, 0.4);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.btn-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(157, 78, 221, 0.5);
  background: linear-gradient(135deg, #d81b60 0%, #8b3dc8 50%, #b86de8 100%);
}

.btn-login.btn-user {
  background: rgba(30, 30, 40, 0.8);
  border: 1px solid rgba(157, 78, 221, 0.2);
  box-shadow: none;
  color: var(--purple-pale);
}

.btn-login.btn-user:hover {
  background: rgba(40, 40, 50, 0.9);
  border-color: rgba(157, 78, 221, 0.4);
  transform: none;
}

.nav-auth {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 16px;
}

.nav-auth .user-info {
  color: var(--purple-pale);
  font-weight: 600;
  font-size: 0.9rem;
}

.btn-nav {
  padding: 8px 20px;
  background: rgba(157, 78, 221, 0.15);
  border: 1px solid rgba(157, 78, 221, 0.3);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--purple-pale);
  transition: all var(--transition);
  text-decoration: none;
}

.btn-nav:hover {
  background: rgba(157, 78, 221, 0.25);
  border-color: var(--purple-bright);
  color: var(--purple-light);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: rgba(30, 30, 40, 0.6);
  border: 1px solid rgba(157, 78, 221, 0.15);
  border-radius: 8px;
  cursor: pointer;
  padding: 10px;
  backdrop-filter: blur(10px);
  transition: all var(--transition);
}

.nav-toggle:hover {
  background: rgba(40, 40, 50, 0.8);
  border-color: rgba(157, 78, 221, 0.3);
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-links-mobile {
  display: none;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0;
  justify-content: center;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-links li {
  margin: 0;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 20px;
  position: relative;
  transition: all var(--transition);
  text-decoration: none;
  display: block;
}

.nav-links a:hover {
  color: var(--purple-light);
}

.nav-links a.active {
  color: var(--purple-light);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20px;
  right: 20px;
  height: 2px;
  background: linear-gradient(90deg, #9d4edd 0%, #c77dff 100%);
  border-radius: 2px;
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 120px 24px 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% 20%, var(--accent-glow), transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(91, 58, 140, 0.25), transparent 45%),
    radial-gradient(ellipse 50% 30% at 20% 70%, rgba(199, 125, 255, 0.15), transparent 40%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.hero-tag {
  font-size: 0.85rem;
  color: var(--purple-pale);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 0.9;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 0%, var(--purple-pale) 50%, var(--purple-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 32px;
  line-height: 1.7;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple-bright), var(--purple-mid));
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px var(--accent-glow);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  font-size: 1.5rem;
  animation: bounce 2s infinite;
  transition: color var(--transition);
}

.hero-scroll:hover {
  color: var(--purple-pale);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== About ===== */
.about {
  background: linear-gradient(180deg, transparent 0%, rgba(45, 27, 78, 0.2) 50%, transparent 100%);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid rgba(157, 78, 221, 0.2);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.about-card:hover {
  transform: translateY(-4px);
  border-color: rgba(157, 78, 221, 0.4);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.about-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 16px;
}

.about-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--purple-pale);
}

.about-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ===== Community ===== */
.community-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.community-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px 28px;
  background: var(--bg-card);
  border: 1px solid rgba(157, 78, 221, 0.15);
  border-radius: var(--radius);
  transition: border-color var(--transition), background var(--transition);
}

.community-item:hover {
  border-color: rgba(157, 78, 221, 0.35);
  background: rgba(45, 27, 78, 0.75);
}

.community-thumb {
  font-size: 2rem;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(157, 78, 221, 0.2);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.community-item h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text);
}

.community-item p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ===== Events ===== */
.events {
  background: linear-gradient(180deg, transparent 0%, rgba(45, 27, 78, 0.15) 50%, transparent 100%);
}

.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.event-card {
  background: var(--bg-card);
  border: 1px solid rgba(157, 78, 221, 0.2);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.2);
}

.event-card time {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--purple-pale);
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.event-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.event-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ===== Join ===== */
.join-form {
  max-width: 480px;
  margin: 0 auto 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.join-form input,
.join-form textarea {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: rgba(45, 27, 78, 0.5);
  border: 1px solid rgba(157, 78, 221, 0.3);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.join-form input::placeholder,
.join-form textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}

.join-form input:focus,
.join-form textarea:focus {
  outline: none;
  border-color: var(--purple-bright);
  box-shadow: 0 0 0 3px rgba(157, 78, 221, 0.1);
}

.join-form input.error,
.join-form textarea.error {
  border-color: #ff6b6b;
  background: rgba(255, 107, 107, 0.1);
}

.join-form input.error:focus,
.join-form textarea.error:focus {
  border-color: #ff6b6b;
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.2);
}

.join-form button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.join-form button {
  margin-top: 8px;
}

.join-note {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ===== Footer ===== */
.footer {
  padding: 48px 24px;
  text-align: center;
  border-top: 1px solid rgba(157, 78, 221, 0.15);
  background: rgba(15, 10, 26, 0.8);
}

.footer-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--purple-pale);
}

.footer-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
  opacity: 0.8;
}

/* ===== Legal Disclaimer ===== */
.legal-disclaimer {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(157, 78, 221, 0.2);
  text-align: left;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.legal-disclaimer-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--purple-pale);
  margin-bottom: 16px;
}

.legal-disclaimer-content {
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--text-muted);
}

.legal-disclaimer-content p {
  margin-bottom: 12px;
}

.legal-disclaimer-content p:last-child {
  margin-bottom: 0;
}

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

.legal-disclaimer-en {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed rgba(157, 78, 221, 0.25);
  font-size: 0.75rem;
  opacity: 0.9;
}

/* ===== 애니메이션 ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* 섹션 애니메이션 지연 */
.about-card:nth-child(1) { transition-delay: 0.1s; }
.about-card:nth-child(2) { transition-delay: 0.2s; }
.about-card:nth-child(3) { transition-delay: 0.3s; }

.community-item:nth-child(1) { transition-delay: 0.1s; }
.community-item:nth-child(2) { transition-delay: 0.2s; }
.community-item:nth-child(3) { transition-delay: 0.3s; }

.event-card:nth-child(1) { transition-delay: 0.1s; }
.event-card:nth-child(2) { transition-delay: 0.2s; }
.event-card:nth-child(3) { transition-delay: 0.3s; }

/* 로고 호버 효과 */
.logo {
  transition: transform var(--transition);
}

.logo:hover {
  transform: scale(1.05);
}

/* 라이트 모드 스타일 */
[data-theme="light"] .header {
  background: rgba(245, 240, 255, 0.95);
  border-bottom-color: rgba(157, 78, 221, 0.2);
  backdrop-filter: blur(20px);
}

[data-theme="light"] .logo-text {
  background: linear-gradient(135deg, #2d1b4e 0%, #5b3a8c 50%, #9d4edd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="light"] .nav-links a {
  color: #2d1b4e;
}

[data-theme="light"] .nav-links a:hover,
[data-theme="light"] .nav-links a.active {
  color: #9d4edd;
}

[data-theme="light"] .nav-links a.active::after {
  background: linear-gradient(90deg, #9d4edd 0%, #c77dff 100%);
}

[data-theme="light"] .lang-segment {
  background: rgba(240, 240, 250, 0.9);
  border-color: rgba(157, 78, 221, 0.3);
}

[data-theme="light"] .lang-segment-btn {
  color: rgba(45, 27, 78, 0.5);
}

[data-theme="light"] .lang-segment-btn.active {
  background: linear-gradient(135deg, #9d4edd 0%, #c77dff 100%);
  color: white;
}

[data-theme="light"] .theme-toggle {
  background: rgba(240, 240, 250, 0.9);
  border-color: rgba(157, 78, 221, 0.3);
  color: rgba(45, 27, 78, 0.7);
}

[data-theme="light"] .theme-toggle:hover {
  background: rgba(230, 230, 240, 0.95);
  border-color: rgba(157, 78, 221, 0.4);
  color: rgba(45, 27, 78, 0.9);
}

[data-theme="light"] .btn-login.btn-user {
  background: rgba(240, 240, 250, 0.9);
  color: var(--purple-mid);
}

[data-theme="light"] .btn-login.btn-user:hover {
  background: rgba(230, 230, 240, 0.95);
}

[data-theme="light"] .about-card,
[data-theme="light"] .community-item,
[data-theme="light"] .event-card {
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(157, 78, 221, 0.2);
}

[data-theme="light"] .hero-bg {
  background:
    radial-gradient(ellipse 80% 50% at 50% 20%, rgba(157, 78, 221, 0.15), transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(91, 58, 140, 0.1), transparent 45%);
}

/* 라이트 모드 히어로 텍스트 스타일 개선 - 더 진하게 */
[data-theme="light"] .hero-title {
  background: linear-gradient(135deg, #2d1b4e 0%, #3d2b5e 20%, #5b3a8c 50%, #7b4db8 80%, #9d4edd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 2px 6px rgba(45, 27, 78, 0.3));
  font-weight: 900;
}

[data-theme="light"] .hero-tag {
  color: #3d2b5e;
  font-weight: 800;
  opacity: 1;
  letter-spacing: 0.15em;
}

[data-theme="light"] .hero-desc {
  color: #2d1b4e;
  font-weight: 600;
  line-height: 1.8;
}

/* 라이트 모드 섹션 타이틀 개선 - 더 진하게 */
[data-theme="light"] .section-title {
  background: linear-gradient(135deg, #2d1b4e 0%, #3d2b5e 30%, #5b3a8c 70%, #7b4db8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 1px 3px rgba(45, 27, 78, 0.2));
  font-weight: 900;
}

[data-theme="light"] .section-lead {
  color: #3d2b5e;
  font-weight: 600;
}

/* 라이트 모드 카드 텍스트 개선 - 더 진하게 */
[data-theme="light"] .about-card h3,
[data-theme="light"] .community-item h3,
[data-theme="light"] .event-card h3 {
  color: #2d1b4e;
  font-weight: 800;
}

[data-theme="light"] .about-card p,
[data-theme="light"] .community-item p,
[data-theme="light"] .event-card p {
  color: #3d2b5e;
  font-weight: 500;
}

/* 라이트 모드 네비게이션 링크 개선 - 더 진하게 */
[data-theme="light"] .nav-links a {
  color: #2d1b4e;
  font-weight: 700;
}

[data-theme="light"] .nav-links a:hover,
[data-theme="light"] .nav-links a.active {
  color: #5b3a8c;
}

[data-theme="light"] .nav-links a.active::after {
  background: #9d4edd;
}

[data-theme="light"] .join-form input,
[data-theme="light"] .join-form textarea {
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(157, 78, 221, 0.3);
  color: var(--text-dark);
}

[data-theme="light"] .footer {
  background: rgba(245, 240, 255, 0.8);
  border-top-color: rgba(157, 78, 221, 0.2);
}

[data-theme="light"] .footer-logo {
  color: #2d1b4e;
  font-weight: 900;
}

[data-theme="light"] .footer-text,
[data-theme="light"] .footer-copy {
  color: #3d2b5e;
  font-weight: 500;
  opacity: 1;
}

[data-theme="light"] .join-note {
  color: #3d2b5e;
  font-weight: 500;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .nav {
    grid-template-columns: auto 1fr auto;
    gap: 20px;
    padding: 16px 24px;
  }

  .nav-links {
    gap: 0;
  }

  .nav-links a {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  .nav {
    grid-template-columns: auto auto;
    gap: 16px;
    padding: 14px 20px;
  }

  .nav-links {
    display: none;
  }

  .nav-links-mobile {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    height: 100vh;
    background: rgba(15, 10, 26, 0.98);
    backdrop-filter: blur(20px);
    padding: 80px 32px 32px;
    gap: 8px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    border-left: 1px solid rgba(157, 78, 221, 0.2);
    z-index: 99;
    list-style: none;
    margin: 0;
    overflow-y: auto;
  }

  [data-theme="light"] .nav-links-mobile {
    background: rgba(245, 240, 255, 0.98);
  }

  .nav-links-mobile.is-open {
    transform: translateX(0);
  }

  .nav-links-mobile li {
    margin: 0;
  }

  .nav-links-mobile a {
    display: block;
    padding: 14px 20px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 8px;
    transition: all var(--transition);
    text-decoration: none;
  }

  [data-theme="light"] .nav-links-mobile a {
    color: #2d1b4e;
  }

  .nav-links-mobile a:hover {
    background: rgba(157, 78, 221, 0.1);
    color: var(--purple-light);
  }

  .header-controls {
    gap: 8px;
    margin-left: auto;
  }

  .lang-segment-btn {
    padding: 5px 12px;
    font-size: 0.75rem;
    min-width: 40px;
  }

  .theme-toggle {
    width: 32px;
    height: 32px;
  }

  .theme-toggle svg {
    width: 14px;
    height: 14px;
  }

  .btn-login {
    padding: 8px 18px;
    font-size: 0.85rem;
  }

  .nav-toggle {
    display: flex;
    order: 3;
  }

  .nav-auth {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(157, 78, 221, 0.2);
  }

  .btn-nav {
    width: 100%;
    text-align: center;
    padding: 12px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.2rem;
  }

  .community-item {
    flex-direction: column;
    text-align: center;
  }
}