/* ======================================
   Social Dreamers 100 PROJECT - Main CSS
   Redesigned with Modern UI/UX
   ====================================== */

/* Accessibility - Visually Hidden */
.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;
}

/* CSS Variables */
:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #8b5cf6;
    --accent-color: #f472b6;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-accent: linear-gradient(135deg, #f472b6 0%, #ec4899 100%);
    --gradient-dark: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
    
    --text-primary: #1e1b4b;
    --text-secondary: #475569;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --bg-dark: #0f0a2e;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.4);
    
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-full: 50px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --font-sans: 'Noto Sans JP', 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    line-height: 1.8;
    color: var(--text-primary);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

.lead-text {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.9;
}

.gradient-text {
    /* ゴールド系の鮮やかな色 */
    color: #FFD700 !important;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 50%, #FFD700 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    /* 縁取りをリセット */
    -webkit-text-stroke: 0 !important;
    /* ゴールドのグロー効果 */
    filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.8)) drop-shadow(0 0 30px rgba(255, 165, 0, 0.6)) drop-shadow(0 4px 6px rgba(0, 0, 0, 0.8));
}

.highlight-text {
    color: var(--primary-color);
    font-weight: 600;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.section__header {
    text-align: center;
    margin-bottom: 4rem;
}

.section__label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--border-radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section__title {
    margin-bottom: 1rem;
}

.section__subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.section__decoration {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.05;
    filter: blur(80px);
}

.section__decoration--left {
    left: -150px;
    top: 20%;
}

.section__decoration--right {
    right: -150px;
    bottom: 20%;
}

/* Loader */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader__content {
    text-align: center;
}

.loader__spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loader__text {
    color: var(--text-white);
    margin-top: 1rem;
    font-size: 0.875rem;
    letter-spacing: 2px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 0;
}

.navbar__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-white);
    transition: color var(--transition-fast);
}

.navbar.scrolled .navbar__logo {
    color: var(--text-primary);
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
    color: var(--text-white);
}

.navbar__menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.navbar__link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    position: relative;
}

.navbar.scrolled .navbar__link {
    color: var(--text-secondary);
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-fast);
}

.navbar__link:hover::after {
    width: 100%;
}

.navbar__link.btn-nav {
    padding: 0.6rem 1.25rem;
    background: var(--gradient-primary);
    color: var(--text-white) !important;
    border-radius: var(--border-radius-full);
}

.navbar__link.btn-nav::after {
    display: none;
}

.navbar__toggle {
    display: none;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    width: 24px;
    height: 2px;
    background: var(--text-white);
    transition: all var(--transition-fast);
}

.navbar.scrolled .hamburger,
.navbar.scrolled .hamburger::before,
.navbar.scrolled .hamburger::after {
    background: var(--text-primary);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 8px;
}

.hamburger::before { top: 12px; }
.hamburger::after { bottom: 12px; }

.navbar__toggle.active .hamburger {
    background: transparent;
}

.navbar__toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 19px;
}

.navbar__toggle.active .hamburger::after {
    transform: rotate(-45deg);
    bottom: 19px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--bg-dark);
    padding-top: 80px;
}

.hero__content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 0 1.5rem;
    margin-top: 60px;
}

/* スマホ用調整 */
@media (max-width: 768px) {
    .hero {
        padding-top: 60px;
    }
    
    .hero__content {
        margin-top: 80px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
}

.hero__background {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero__banner {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(15, 10, 46, 0.3) 0%,
        rgba(15, 10, 46, 0.5) 50%,
        rgba(15, 10, 46, 0.8) 100%
    );
}

.stars {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.star {
    position: absolute;
    width: 3px;
    height: 3px;
    background: white;
    border-radius: 50%;
    animation: twinkle 2s ease-in-out infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

.floating-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 15s linear infinite;
}

@keyframes float {
    0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-full);
    color: var(--text-white);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 2rem;
}

.hero__title {
    color: var(--text-white);
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.4;
    margin-bottom: 1.5rem;
    /* 複数の影を重ねて縁取り効果と立体感を演出 */
    text-shadow: 
        /* 縁取り効果（8方向に影を配置） */
        -2px -2px 0 rgba(0, 0, 0, 0.8),
        2px -2px 0 rgba(0, 0, 0, 0.8),
        -2px 2px 0 rgba(0, 0, 0, 0.8),
        2px 2px 0 rgba(0, 0, 0, 0.8),
        -2px 0 0 rgba(0, 0, 0, 0.8),
        2px 0 0 rgba(0, 0, 0, 0.8),
        0 -2px 0 rgba(0, 0, 0, 0.8),
        0 2px 0 rgba(0, 0, 0, 0.8),
        /* グロー効果 */
        0 0 20px rgba(0, 0, 0, 0.5),
        0 4px 30px rgba(0, 0, 0, 0.4);
    /* テキストストローク（対応ブラウザ用） */
    -webkit-text-stroke: 1px rgba(0, 0, 0, 0.3);
}

.hero__subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.hero__cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.hero__scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.6), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; height: 60px; }
    50% { opacity: 1; height: 80px; }
}

/* Animate on load */
.animate-on-load {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.animate-on-load[data-delay="0"] { animation-delay: 0s; }
.animate-on-load[data-delay="200"] { animation-delay: 0.2s; }
.animate-on-load[data-delay="400"] { animation-delay: 0.4s; }
.animate-on-load[data-delay="600"] { animation-delay: 0.6s; }
.animate-on-load[data-delay="800"] { animation-delay: 0.8s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--border-radius-full);
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn span {
    position: relative;
    z-index: 1;
}

.btn i {
    position: relative;
    z-index: 1;
    transition: transform var(--transition-fast);
}

.btn:hover i {
    transform: translateX(4px);
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(99, 102, 241, 0.5);
}

.btn--glow {
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4); }
    to { box-shadow: 0 4px 40px rgba(99, 102, 241, 0.6); }
}

.btn--glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-white);
}

.btn--glass:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn--white {
    background: var(--bg-white);
    color: var(--primary-color);
}

.btn--white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn--outline:hover {
    background: var(--primary-color);
    color: var(--text-white);
}

.btn--outline-white {
    background: transparent;
    border: 2px solid var(--text-white);
    color: var(--text-white);
}

.btn--outline-white:hover {
    background: var(--text-white);
    color: var(--primary-color);
}

.btn--small {
    padding: 0.6rem 1.25rem;
    font-size: 0.875rem;
}

.btn--large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

/* Glass Card */
.glass-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

/* Stats Section */
.stats-section {
    background: var(--gradient-primary);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    color: var(--text-white);
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-number::after {
    content: '+';
    font-size: 0.6em;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* About Section */
.about {
    background: var(--bg-white);
}

.about__content {
    max-width: 800px;
    margin: 0 auto;
}

.about__main {
    padding: 3rem;
    margin-bottom: 3rem;
}

.keywords-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.keyword {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--bg-light);
    border-radius: var(--border-radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.keyword:hover {
    background: var(--gradient-primary);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.keyword i {
    color: var(--primary-color);
}

.keyword:hover i {
    color: var(--text-white);
}

/* Purpose Section */
.purpose {
    background: var(--bg-light);
}

.purpose__intro {
    margin-bottom: 4rem;
}

.purpose__points {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.purpose__point {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--bg-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.point-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
    color: var(--text-white);
    font-size: 1.25rem;
}

.story-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto 4rem;
    padding-left: 30px;
}

.story-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
}

.story-item {
    position: relative;
    margin-bottom: 2rem;
}

.story-marker {
    position: absolute;
    left: -34px;
    top: 1.5rem;
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg-light);
}

.story-marker--highlight {
    background: var(--accent-color);
    width: 14px;
    height: 14px;
    left: -36px;
}

.story-content {
    padding: 2rem;
}

.story-content p {
    margin-bottom: 1rem;
    line-height: 1.9;
}

.story-content .emphasis {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.15rem;
}

.story-content--highlight {
    background: var(--gradient-primary);
    color: var(--text-white);
}

.story-content--highlight p {
    color: var(--text-white);
    font-size: 1.15rem;
    font-weight: 500;
}

.philosophy {
    max-width: 700px;
    margin: 0 auto;
    padding: 3rem;
    text-align: center;
    position: relative;
}

.philosophy__icon {
    font-size: 2rem;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
}

.philosophy p {
    font-size: 1.15rem;
    line-height: 2;
}

.philosophy strong {
    color: var(--primary-color);
}

/* Definition Section */
.definition {
    background: var(--bg-white);
}

.definition__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.definition__card {
    position: relative;
    background: var(--bg-light);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all var(--transition-normal);
    overflow: hidden;
}

.definition__card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.definition__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.definition__card:hover::before {
    opacity: 1;
}

.definition__card > * {
    position: relative;
    z-index: 1;
}

.definition__card:hover .card__icon,
.definition__card:hover h3,
.definition__card:hover p {
    color: var(--text-white);
}

.card__icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 20px;
    color: var(--text-white);
    font-size: 1.75rem;
    transition: all var(--transition-normal);
}

.definition__card:hover .card__icon {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.definition__card h3 {
    margin-bottom: 1rem;
    transition: color var(--transition-normal);
}

.definition__card p {
    transition: color var(--transition-normal);
}

.card__decoration {
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: var(--primary-light);
    opacity: 0.1;
    border-radius: 50%;
}

/* Featured Section */
.featured {
    background: var(--bg-light);
}

.featured__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.featured__card {
    background: var(--bg-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.featured__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.featured__image-wrapper {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.featured__image {
    width: 100%;
    height: 100%;
    background-color: #f0f0f0;
}

.featured__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.featured__overlay {
    position: absolute;
    inset: 0;
    background: rgba(99, 102, 241, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.featured__card:hover .featured__overlay {
    opacity: 1;
}

.featured__info {
    padding: 1.5rem;
}

.featured__tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--border-radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.featured__info h3 {
    margin-bottom: 0.25rem;
}

.featured__role {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 0.5rem !important;
}

.featured__desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.featured__more {
    text-align: center;
}

/* Articles Section */
.articles {
    background: var(--bg-white);
}

.articles__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.article-card {
    background: var(--bg-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.article-card__image {
    height: 200px;
    position: relative;
    overflow: hidden;
}

.article-card__badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.25rem 0.75rem;
    background: var(--accent-color);
    color: var(--text-white);
    border-radius: var(--border-radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.article-card__content {
    padding: 1.5rem;
}

.article-card__meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-light);
}

.article-card__meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.article-card__content h3 {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.article-card__content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
}

.read-more:hover {
    gap: 0.75rem;
}

.articles__cta {
    text-align: center;
}

/* Organizer Section */
.organizer {
    background: var(--bg-light);
}

.organizer__content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 4rem;
    align-items: start;
}

.organizer__profile {
    padding: 2rem;
    text-align: center;
    position: sticky;
    top: 120px;
}

.organizer__image {
    width: 150px;
    height: 150px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
}

.organizer__info h3 {
    margin-bottom: 0.5rem;
}

.organizer__title {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1rem !important;
}

.organizer__social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.organizer__social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.organizer__social a:hover {
    background: var(--gradient-primary);
    color: var(--text-white);
}

.organizer__story {
    line-height: 2;
}

.story-block {
    margin-bottom: 2rem;
}

.story-block p {
    margin-bottom: 1.5rem;
}

.story-highlight {
    display: flex;
    gap: 1rem;
    padding: 2rem;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    color: var(--text-white);
    margin: 2rem 0;
}

.story-highlight i {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.story-highlight p {
    color: var(--text-white);
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
}

/* FAQ Section */
.faq {
    background: var(--bg-white);
}

.faq__content {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    margin-bottom: 1rem;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    background: var(--bg-light);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.faq__question:hover {
    color: var(--primary-color);
}

.faq__question i {
    transition: transform var(--transition-fast);
    color: var(--primary-color);
}

.faq__item.active .faq__question i {
    transform: rotate(180deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq__item.active .faq__answer {
    max-height: 1000px;
}

.faq__answer > div {
    padding: 0 1.5rem 1.5rem;
}

.faq__answer p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.faq__answer ul {
    list-style: none;
    margin: 1rem 0;
    padding-left: 0;
}

.faq__answer li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.faq__answer li i {
    color: var(--primary-color);
    margin-top: 0.25rem;
}

/* Contact Section */
.contact {
    background: var(--bg-light);
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

.contact__intro {
    position: sticky;
    top: 120px;
}

.contact__info-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--bg-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.info-card i {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 10px;
    color: var(--text-white);
}

.contact-form {
    padding: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.required {
    color: var(--accent-color);
}

.form-control {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid transparent;
    background: var(--bg-light);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-white);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-control.error {
    border-color: #ef4444;
}

.form-control::placeholder {
    color: var(--text-light);
}

textarea.form-control {
    resize: vertical;
    min-height: 140px;
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 20px;
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-check-input {
    width: 20px;
    height: 20px;
    margin-top: 0.1rem;
    accent-color: var(--primary-color);
}

.form-check-label {
    font-size: 0.9rem;
    line-height: 1.5;
}

.privacy-link {
    color: var(--primary-color);
    font-weight: 600;
}

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

.error-message {
    color: #ef4444;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    display: none;
}

.error-message.show {
    display: block;
}

.form-actions {
    text-align: center;
    margin-top: 2rem;
}

.form-success {
    text-align: center;
    padding: 3rem 2rem;
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    border-radius: 50%;
    color: var(--text-white);
    font-size: 2.5rem;
}

.success-message h3 {
    color: #059669;
    margin-bottom: 1rem;
}

.success-message p {
    color: var(--text-secondary);
}

/* Final CTA */
.final-cta {
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.cta-background {
    position: absolute;
    inset: 0;
}

.cta-particles {
    position: absolute;
    inset: 0;
}

.final-cta__content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem 0;
}

.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-full);
    color: var(--text-white);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

.final-cta__title {
    color: var(--text-white);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.final-cta__subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

.final-cta__buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: var(--text-white);
    position: relative;
}

.footer__wave {
    position: absolute;
    top: -1px;
    left: 0;
    right: 0;
    color: var(--bg-light);
}

.footer__wave svg {
    display: block;
    width: 100%;
    height: 100px;
}

.footer .container {
    padding-top: 6rem;
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer__logo i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.footer__logo h3 {
    color: var(--text-white);
    font-size: 1.1rem;
}

.footer__brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

.footer__social {
    display: flex;
    gap: 0.75rem;
}

.footer__social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-white);
    transition: all var(--transition-fast);
}

.footer__social a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer__links h4 {
    color: var(--text-white);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.footer__links ul {
    list-style: none;
}

.footer__links li {
    margin-bottom: 0.75rem;
}

.footer__links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer__links a:hover {
    color: var(--text-white);
}

.footer__newsletter h4 {
    color: var(--text-white);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer__newsletter p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    color: var(--text-white);
    font-size: 0.9rem;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form button {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--border-radius-md);
    color: var(--text-white);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.newsletter-form button:hover {
    transform: scale(1.05);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer__bottom-links {
    display: flex;
    gap: 2rem;
}

.footer__bottom-links a {
    color: rgba(255, 255, 255, 0.6);
}

.footer__bottom-links a:hover {
    color: var(--text-white);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: var(--text-white);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    z-index: 99;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Placeholder Images */
.placeholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--text-white);
    font-size: 3rem;
}

.placeholder-image--article {
    background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
}

.placeholder-image--organizer {
    font-size: 4rem;
}

/* AOS-like animations */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

/* Responsive */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .definition__grid,
    .featured__grid,
    .articles__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .organizer__content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .organizer__profile {
        position: static;
    }
    
    .contact__content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact__intro {
        position: static;
    }
    
    .footer__content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar__toggle {
        display: block;
    }
    
    .navbar__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--bg-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 6rem 2rem 2rem;
        gap: 1rem;
        transition: right var(--transition-normal);
        box-shadow: var(--shadow-lg);
    }
    
    .navbar__menu.active {
        right: 0;
    }
    
    .navbar__link {
        color: var(--text-primary);
        font-size: 1.1rem;
        padding: 0.75rem 0;
    }
    
    .navbar__link.btn-nav {
        margin-top: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .purpose__points {
        flex-direction: column;
        align-items: center;
    }
    
    .definition__grid,
    .featured__grid,
    .articles__grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .final-cta__buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer__content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer__social {
        justify-content: center;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer__bottom-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 4rem 0;
    }
    
    .hero__cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 44px;
        height: 44px;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Selection */
::selection {
    background: var(--primary-color);
    color: var(--text-white);
}

/* Focus Styles for Accessibility */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}