/* ========================================
   CSS Variables - Fresh Green Premium Theme
   ======================================== */
:root {
    /* Colors */
    --color-primary: #10B981;
    --color-primary-dark: #059669;
    --color-primary-darker: #0D2818;
    --color-primary-light: #A7F3D0;
    --color-primary-lighter: #D1FAE5;
    --color-background: #0A0A0A;
    --color-background-alt: #111111;
    --color-surface: #1A1A1A;
    --color-surface-hover: #252525;
    --color-text: #FFFFFF;
    --color-text-secondary: #A3A3A3;
    --color-text-muted: #6B7280;
    --color-border: rgba(255, 255, 255, 0.1);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #10B981 0%, #34D399 50%, #6EE7B7 100%);
    --gradient-glow: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, transparent 70%);

    /* Typography */
    --font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 36px;
    --font-size-3xl: 48px;
    --font-size-4xl: 72px;
    --font-size-5xl: 96px;

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 48px;
    --spacing-xl: 80px;
    --spacing-2xl: 120px;

    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Shadows */
    --shadow-glow: 0 0 60px rgba(16, 185, 129, 0.3);
    --shadow-card: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    cursor: none;
}

body:not(.loaded) {
    overflow: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    cursor: none;
}

button {
    cursor: none;
}

ul {
    list-style: none;
}

::selection {
    background: var(--color-primary);
    color: var(--color-background);
}

/* ========================================
   Custom Cursor
   ======================================== */
.cursor {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    mix-blend-mode: difference;
    transform: translate(-50%, -50%);
    transition: width var(--transition-fast), height var(--transition-fast);
}

.cursor.hover {
    width: 40px;
    height: 40px;
    background: rgba(16, 185, 129, 0.3);
}

.cursor-follower {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width var(--transition-normal), height var(--transition-normal), border-color var(--transition-normal);
}

.cursor-follower.hover {
    width: 60px;
    height: 60px;
    border-color: transparent;
}

@media (max-width: 768px) {

    .cursor,
    .cursor-follower {
        display: none;
    }

    body {
        cursor: auto;
    }

    a,
    button {
        cursor: pointer;
    }
}

/* ========================================
   Particles Background
   ======================================== */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* ========================================
   Loader
   ======================================== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

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

.loader-content {
    text-align: center;
}

.loader-logo {
    font-size: 48px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.7;
        transform: scale(0.95);
    }
}

.loader-bar {
    width: 200px;
    height: 3px;
    background: var(--color-surface);
    border-radius: 2px;
    overflow: hidden;
}

.loader-progress {
    height: 100%;
    background: var(--gradient-primary);
    width: 0;
    transition: width 0.3s ease;
}

/* ========================================
   Layout
   ======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-2xl) 0;
    position: relative;
    z-index: 1;
}

/* ========================================
   Reveal Animations
   ======================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 500;
    font-size: var(--font-size-lg);
}

.nav-logo .logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--color-primary);
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 400;
    position: relative;
    padding: var(--spacing-xs) 0;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

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

.nav-links a:hover::after {
    width: 100%;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.4) 0%, transparent 70%);
    top: 20%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(52, 211, 153, 0.3) 0%, transparent 70%);
    top: 60%;
    left: 20%;
    animation-delay: -5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(110, 231, 183, 0.2) 0%, transparent 70%);
    top: 40%;
    right: 10%;
    animation-delay: -10s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
    }

    33% {
        transform: translate(-50%, -50%) scale(1.1) translateY(-20px);
    }

    66% {
        transform: translate(-50%, -50%) scale(0.95) translateY(20px);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: var(--spacing-md);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.3;
    }
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -2px;
}

.title-line {
    display: block;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
}

.hero-cta-group {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 50px;
    font-weight: 500;
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-background);
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.5);
}

.btn-primary svg {
    transition: transform var(--transition-normal);
}

.btn-primary:hover svg {
    transform: translateX(5px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-surface);
    border-color: var(--color-primary);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    animation: fadeInUp 1s ease 1.5s forwards;
    opacity: 0;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
    }
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-text-muted);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {

    0%,
    100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }

    50% {
        opacity: 0.5;
        transform: translateX(-50%) translateY(12px);
    }
}

/* ========================================
   Section Headers
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 3px;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    letter-spacing: -1px;
}

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--color-background);
}

.about-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.about-text .lead {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-text p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.about-text strong {
    color: var(--color-primary);
    font-weight: 500;
}

.about-stats {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
    display: block;
}

/* ========================================
   Hero Typewriter
   ======================================== */
.hero-typewriter {
    margin-bottom: var(--spacing-lg);
}

.typewriter-label {
    display: block;
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 1px;
}

.typewriter-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.typewriter-prefix {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    font-weight: 400;
}

.typewriter-wrapper {
    display: inline-flex;
    align-items: center;
}

.typewriter-text {
    font-size: var(--font-size-xl);
    font-weight: 600;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.typewriter-cursor {
    display: inline-block;
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    font-weight: 300;
    animation: cursorBlink 1s step-end infinite;
    margin-left: 2px;
}

@keyframes cursorBlink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

@media (max-width: 768px) {
    .typewriter-box {
        flex-direction: column;
        gap: 4px;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .typewriter-prefix,
    .typewriter-text,
    .typewriter-cursor {
        font-size: var(--font-size-lg);
    }

    .typewriter-text {
        min-width: 140px;
        text-align: center;
    }
}

/* ========================================
   Values Section
   ======================================== */
.values {
    background: var(--color-background-alt);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.value-card {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.value-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: radial-gradient(ellipse at 50% 0%, rgba(16, 185, 129, 0.15) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.value-card:hover .card-glow {
    opacity: 1;
}

.card-content {
    position: relative;
    z-index: 1;
}

.value-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface-hover);
    border-radius: 16px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-normal);
}

.value-card:hover .value-icon {
    background: var(--gradient-primary);
    color: var(--color-background);
    transform: scale(1.1);
}

.value-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.value-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========================================
   President Section
   ======================================== */
.president {
    background: var(--color-background);
}

.president-card {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 30px;
    position: relative;
    overflow: hidden;
}

.president-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 0% 0%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
}

.president-visual {
    position: relative;
    flex-shrink: 0;
}

.avatar-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140px;
    height: 140px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: ringPulse 3s ease-in-out infinite;
}

@keyframes ringPulse {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.1;
    }
}

.president-avatar {
    width: 120px;
    height: 120px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.president-avatar span {
    font-size: var(--font-size-3xl);
    font-weight: 900;
    color: var(--color-background);
}

.president-info {
    flex: 1;
    position: relative;
    z-index: 1;
}

.president-name {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.president-tags {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.tag {
    padding: 4px 12px;
    background: var(--color-surface-hover);
    border-radius: 50px;
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.tag-primary {
    background: var(--gradient-primary);
    color: var(--color-background);
    font-weight: 600;
}

.president-bio {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.president-quote {
    font-size: var(--font-size-lg);
    font-style: italic;
    color: var(--color-primary);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.quote-mark {
    font-size: var(--font-size-3xl);
    line-height: 1;
    opacity: 0.5;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    background: var(--color-background-alt);
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.contact-cards {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    transition: all var(--transition-normal);
}

.contact-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.contact-icon {
    font-size: var(--font-size-xl);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-background);
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    text-align: center;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-lg);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.footer-logo .logo-icon {
    width: 24px;
    height: 24px;
}

.footer-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
}

.footer-icp {
    font-size: var(--font-size-xs);
    margin-bottom: var(--spacing-xs);
}

.footer-icp a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-icp a:hover {
    color: var(--color-primary);
}

.footer-credit {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    opacity: 0.6;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 56px;
        --font-size-4xl: 48px;
        --font-size-3xl: 36px;
        --font-size-2xl: 28px;
        --spacing-2xl: 80px;
    }

    .nav-links {
        display: none;
    }

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

    .president-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg);
    }

    .president-tags {
        justify-content: center;
    }

    .about-stats {
        flex-wrap: wrap;
    }

    .contact-cards {
        flex-direction: column;
        align-items: center;
    }

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

@media (max-width: 480px) {
    :root {
        --font-size-5xl: 40px;
        --font-size-4xl: 32px;
        --font-size-3xl: 28px;
        --spacing-xl: 60px;
        --spacing-2xl: 60px;
    }

    .hero-title {
        letter-spacing: -1px;
    }

    .value-card {
        padding: var(--spacing-md);
    }

    .stat-number {
        font-size: var(--font-size-3xl);
    }
}