/* ========================================
   BTS Fan Website - Global Styles
   Purple/Borahae Theme
   ======================================== */

/* CSS Variables */
:root {
    --primary-purple: #5e35b1;
    --primary-purple-dark: #4527a0;
    --primary-purple-light: #7e57c2;
    --accent-pink: #ec407a;
    --accent-pink-light: #f48fb1;
    --dark-bg: #0d0d1a;
    --darker-bg: #060610;
    --card-bg: #1a1a2e;
    --card-bg-hover: #252542;
    --text-primary: #ffffff;
    --text-secondary: #b8b8d1;
    --text-muted: #8888a8;
    --gradient-purple: linear-gradient(135deg, #5e35b1 0%, #7e57c2 50%, #ec407a 100%);
    --gradient-dark: linear-gradient(180deg, #0d0d1a 0%, #1a1a2e 100%);
    --shadow-purple: 0 4px 30px rgba(94, 53, 177, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(13, 13, 26, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    line-height: 1;
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    font-weight: 700;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtitle {
    font-size: 10px;
    font-weight: 300;
    color: var(--text-secondary);
    letter-spacing: 3px;
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-purple);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.hamburger {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    background: var(--gradient-dark);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(94, 53, 177, 0.2) 0%, transparent 70%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></svg>') repeat;
    background-size: 50px 50px;
    animation: twinkle 4s ease-in-out infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    margin-bottom: 20px;
}

.title-bts {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: clamp(60px, 15vw, 150px);
    font-weight: 700;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    text-shadow: 0 0 60px rgba(94, 53, 177, 0.5);
}

.title-full {
    display: block;
    font-size: clamp(16px, 3vw, 24px);
    font-weight: 300;
    color: var(--text-secondary);
    letter-spacing: 8px;
    text-transform: uppercase;
    margin-top: 10px;
}

.hero-tagline {
    font-style: italic;
    font-size: clamp(16px, 2vw, 20px);
    color: var(--accent-pink-light);
    margin-bottom: 20px;
}

.hero-description {
    font-size: clamp(14px, 1.5vw, 18px);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 30px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-purple);
    color: var(--text-primary);
    box-shadow: var(--shadow-purple);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(94, 53, 177, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--primary-purple);
}

.btn-secondary:hover {
    background: var(--primary-purple);
    transform: translateY(-3px);
}

.borahae {
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
}

.purple-heart {
    font-size: 24px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.borahae-text {
    font-size: 14px;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(45deg) translateY(10px); }
}

/* ========================================
   Section Styles
   ======================================== */
section {
    padding: 100px 0;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(32px, 5vw, 48px);
    text-align: center;
    margin-bottom: 15px;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 50px;
}

.section-cta {
    text-align: center;
    margin-top: 50px;
}

/* ========================================
   Introduction Section
   ======================================== */
.introduction {
    background: var(--darker-bg);
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.8;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-purple);
}

.stat-number {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 48px;
    font-weight: 700;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ========================================
   Featured Section
   ======================================== */
.featured {
    background: var(--gradient-dark);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.featured-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
}

.featured-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card);
}

.featured-card.main-feature {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.card-image {
    position: relative;
    overflow: hidden;
}

.placeholder-image {
    width: 100%;
    height: 200px;
    background: var(--gradient-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.3);
}

.featured-card.main-feature .placeholder-image {
    height: 100%;
    min-height: 300px;
}

.card-content {
    padding: 25px;
}

.featured-card.main-feature .card-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card-tag {
    display: inline-block;
    padding: 5px 15px;
    background: var(--primary-purple);
    border-radius: 20px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.card-title {
    font-size: 24px;
    margin-bottom: 10px;
}

.card-description {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.6;
}

.card-link {
    color: var(--accent-pink);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}

.card-link:hover {
    color: var(--accent-pink-light);
}

/* ========================================
   Members Preview Section
   ======================================== */
.members-preview {
    background: var(--darker-bg);
}

.members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
}

.member-card {
    text-align: center;
    padding: 30px 20px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.member-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-purple);
}

.member-image {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
}

.placeholder-member {
    width: 100%;
    height: 100%;
    background: var(--gradient-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Playfair Display', serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.member-name {
    font-size: 18px;
    margin-bottom: 5px;
}

.member-role {
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ========================================
   Members Section - Detailed Profiles
   ======================================== */
.members-section {
    background: var(--gradient-dark);
    padding: 100px 0;
}

.member-profile {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px;
    margin-bottom: 40px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.member-profile:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-purple);
    border-color: rgba(94, 53, 177, 0.3);
}

.member-photo {
    position: relative;
}

.photo-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: var(--gradient-purple);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.photo-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.2) 0%, transparent 50%);
}

.photo-initial {
    font-family: 'Playfair Display', serif;
    font-size: 80px;
    font-weight: 700;
    color: var(--text-primary);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.member-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.member-header {
    display: flex;
    align-items: baseline;
    gap: 15px;
    flex-wrap: wrap;
}

.member-stage-name {
    font-family: 'Playfair Display', serif;
    font-size: 36px;
    font-weight: 700;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.member-divider {
    color: var(--text-muted);
    font-size: 24px;
}

.member-real-name {
    font-size: 20px;
    color: var(--text-secondary);
    font-weight: 300;
}

.member-details {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    padding: 20px 0;
    border-bottom: 1px solid rgba(94, 53, 177, 0.2);
}

.detail-item {
    display: flex;
    gap: 8px;
}

.detail-label {
    color: var(--text-muted);
    font-size: 14px;
}

.detail-value {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

.member-bio h4,
.member-facts h4 {
    font-size: 16px;
    color: var(--accent-pink);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.member-bio p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 15px;
}

.member-facts ul {
    list-style: none;
    display: grid;
    gap: 10px;
}

.member-facts ul li {
    color: var(--text-secondary);
    font-size: 14px;
    padding-left: 25px;
    position: relative;
    line-height: 1.6;
}

.member-facts ul li::before {
    content: '💜';
    position: absolute;
    left: 0;
    font-size: 12px;
}

/* Member-specific accent colors */
.member-profile[data-member="rm"] .photo-placeholder { background: linear-gradient(135deg, #1a1a2e 0%, #5e35b1 100%); }
.member-profile[data-member="jin"] .photo-placeholder { background: linear-gradient(135deg, #ec407a 0%, #f48fb1 100%); }
.member-profile[data-member="suga"] .photo-placeholder { background: linear-gradient(135deg, #ffffff 0%, #b8b8d1 100%); }
.member-profile[data-member="jhope"] .photo-placeholder { background: linear-gradient(135deg, #4caf50 0%, #81c784 100%); }
.member-profile[data-member="jimin"] .photo-placeholder { background: linear-gradient(135deg, #2196f3 0%, #64b5f6 100%); }
.member-profile[data-member="v"] .photo-placeholder { background: linear-gradient(135deg, #9c27b0 0%, #ce93d8 100%); }
.member-profile[data-member="jungkook"] .photo-placeholder { background: linear-gradient(135deg, #ff5722 0%, #ff8a65 100%); }

/* Responsive adjustments for member profiles */
@media (max-width: 992px) {
    .member-profile {
 grid-template-columns: 200px 1fr;
 padding: 30px;
 gap: 30px;
    }
    
    .photo-initial {
 font-size: 60px;
    }
    
    .member-stage-name {
 font-size: 28px;
    }
    
    .member-real-name {
 font-size: 18px;
    }
}

@media (max-width: 768px) {
    .member-profile {
 grid-template-columns: 1fr;
 text-align: center;
    }
    
    .member-photo {
 max-width: 200px;
 margin: 0 auto;
    }
    
    .member-header {
 justify-content: center;
    }
    
    .member-details {
 justify-content: center;
    }
    
    .member-facts ul li {
 text-align: left;
    }
}

@media (max-width: 480px) {
    .member-profile {
 padding: 20px;
 margin-bottom: 30px;
    }
    
    .member-stage-name {
 font-size: 24px;
    }
    
    .member-divider {
 display: none;
    }
    
    .member-real-name {
 display: block;
 width: 100%;
    }
    
    .member-details {
 flex-direction: column;
 align-items: center;
 gap: 15px;
    }
}

/* ========================================
   Placeholder Sections
   ======================================== */
.section-placeholder {
    background: var(--gradient-dark);
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.placeholder-content {
    text-align: center;
    padding: 60px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    max-width: 600px;
    margin: 0 auto;
}

.placeholder-content p {
    color: var(--text-secondary);
    margin-bottom: 10px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--darker-bg);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(94, 53, 177, 0.2);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    font-family: 'Playfair Display', serif;
    font-size: 32px;
    font-weight: 700;
    background: var(--gradient-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    color: var(--text-secondary);
    margin-top: 10px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.footer-column h4 {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 18px;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-purple);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(94, 53, 177, 0.1);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 5px;
}

.disclaimer {
    font-size: 12px !important;
    opacity: 0.7;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 992px) {
    .intro-content {
 grid-template-columns: 1fr;
 gap: 40px;
    }

    .featured-card.main-feature {
 grid-column: span 1;
 grid-template-columns: 1fr;
    }

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

    .footer-content {
 grid-template-columns: 1fr;
 gap: 40px;
    }

    .footer-links {
 grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
 position: fixed;
 top: 0;
 right: -100%;
 width: 70%;n height: 100vh;
 background: var(--darker-bg);
 flex-direction: column;
 justify-content: center;
 align-items: center;
 gap: 30px;
 transition: var(--transition);
    }

    .nav-menu.active {
 right: 0;
    }

    .nav-toggle {
 display: flex;
 z-index: 1001;
    }

    .hero-buttons {
 flex-direction: column;
 align-items: center;
    }

    .btn {
 width: 100%;
 max-width: 250px;
 text-align: center;
    }

    .intro-stats {
 grid-template-columns: repeat(2, 1fr);
    }

    .members-grid {
 grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
 gap: 20px;
    }

    .member-card {
 padding: 20px 15px;
    }

    .footer-links {
 grid-template-columns: 1fr 1fr;
 gap: 40px;
    }

    .footer-column.social {
 grid-column: span 2;
    }
}

@media (max-width: 480px) {
    section {
 padding: 60px 0;
    }

    .intro-stats {
 grid-template-columns: 1fr;
    }

    .stat-item {
 padding: 20px;
    }

    .stat-number {
 font-size: 36px;
    }

    .members-grid {
 grid-template-columns: repeat(2, 1fr);
    }

    .footer-links {
 grid-template-columns: 1fr;
    }

    .footer-column.social {
 grid-column: span 1;
    }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
    from {
 opacity: 0;
 transform: translateY(30px);
    }
    to {
 opacity: 1;
 transform: translateY(0);
    }
}

.hero-content > * {
    animation: fadeInUp 0.8s ease-out forwards;
}

.hero-title {
    animation-delay: 0.2s;
}

.hero-tagline {
    animation-delay: 0.4s;
}

.hero-description {
    animation-delay: 0.6s;
}

.hero-buttons {
    animation-delay: 0.8s;
}

.borahae {
    animation-delay: 1s;
}