/* ===== CSS Variables ===== */
:root {
    --primary: #3BB07A;
    --primary-dark: #2d8f61;
    --primary-light: #4ec88a;
    --secondary: #163758;
    --secondary-light: #1e4872;
    --secondary-dark: #0d2338;
    --white: #ffffff;
    --light: #f5f7fa;
    --gray: #6c757d;
    --dark: #1a1a2e;
    --text: #2d3748;
    --text-light: #718096;
    --border: #e2e8f0;
    --shadow: 0 4px 20px rgba(22,55,88,0.08);
    --shadow-md: 0 8px 30px rgba(22,55,88,0.12);
    --shadow-lg: 0 20px 50px rgba(22,55,88,0.15);
    --shadow-xl: 0 30px 80px rgba(22,55,88,0.18);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-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-family);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul { list-style: none; }
img { max-width: 100%; height: auto; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section { padding: 120px 0; }
.section-dark {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.section-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(59,176,122,0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(59,176,122,0.05) 0%, transparent 40%);
    pointer-events: none;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 4px 30px rgba(22,55,88,0.1);
    padding: 14px 0;
}

.navbar.scrolled .logo-name,
.navbar.scrolled .logo-tagline,
.navbar.scrolled .nav-link { color: var(--secondary); }

.navbar.scrolled .lang-btn { color: var(--secondary); }

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
    transition: var(--transition);
}

.logo:hover { transform: scale(1.02); }

.logo-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 8px rgba(59,176,122,0.3));
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 1.5px;
    transition: var(--transition);
}

.logo-tagline {
    font-size: 10px;
    font-weight: 500;
    color: var(--white);
    opacity: 0.7;
    letter-spacing: 2.5px;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--white);
    position: relative;
    padding: 6px 0;
    transition: var(--transition);
    letter-spacing: 0.5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
}

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

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

.lang-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 20px;
    padding-left: 20px;
    border-left: 1px solid rgba(255,255,255,0.25);
}

.navbar.scrolled .lang-switch { border-left-color: rgba(22,55,88,0.15); }

.lang-btn {
    background: none;
    border: none;
    font-family: var(--font-family);
    font-size: 13px;
    font-weight: 500;
    color: var(--white);
    cursor: pointer;
    padding: 6px 12px;
    transition: var(--transition);
    opacity: 0.6;
    border-radius: 6px;
}

.lang-btn.active {
    opacity: 1;
    font-weight: 600;
    background: rgba(59,176,122,0.15);
    color: var(--primary);
}

.lang-btn:hover { opacity: 1; }

.lang-divider {
    color: var(--white);
    opacity: 0.3;
    font-size: 12px;
}

.navbar.scrolled .lang-divider { color: var(--secondary); }

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: var(--transition);
}

.mobile-toggle:hover { background: rgba(255,255,255,0.1); }

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--white);
    transition: var(--transition);
    border-radius: 2px;
}

.navbar.scrolled .mobile-toggle span { background: var(--secondary); }

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 50%, #0a1a2a 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 30% 20%, rgba(59,176,122,0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(59,176,122,0.08) 0%, transparent 40%),
        radial-gradient(ellipse at 50% 50%, rgba(30,72,114,0.3) 0%, transparent 60%);
    animation: heroPulse 8s ease-in-out infinite;
}

@keyframes heroPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(59,176,122,0.12) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59,176,122,0.08) 0%, transparent 40%),
        radial-gradient(circle at 40% 80%, rgba(59,176,122,0.06) 0%, transparent 45%);
    z-index: 2;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0.35;
    filter: saturate(0.8);
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(13,35,56,0.94) 0%, rgba(22,55,88,0.88) 50%, rgba(10,26,42,0.96) 100%);
    z-index: 1;
}

/* Floating geometric shapes */
.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 3;
}

.hero-shape {
    position: absolute;
    border: 1px solid rgba(59,176,122,0.15);
    border-radius: 50%;
    animation: floatShape 20s ease-in-out infinite;
}

.hero-shape:nth-child(1) {
    width: 400px;
    height: 400px;
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.hero-shape:nth-child(2) {
    width: 300px;
    height: 300px;
    bottom: -50px;
    left: -50px;
    animation-delay: -5s;
    border-color: rgba(59,176,122,0.1);
}

.hero-shape:nth-child(3) {
    width: 200px;
    height: 200px;
    top: 40%;
    right: 15%;
    animation-delay: -10s;
    border-color: rgba(255,255,255,0.05);
}

@keyframes floatShape {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(30px, -30px) rotate(5deg); }
    50% { transform: translate(-20px, 20px) rotate(-3deg); }
    75% { transform: translate(20px, 10px) rotate(2deg); }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--white);
    padding: 0 24px;
    max-width: 900px;
}

.hero-logo {
    margin-bottom: 40px;
    position: relative;
}

.hero-logo::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140px;
    height: 140px;
    background: radial-gradient(circle, rgba(59,176,122,0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: logoGlow 4s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.2); }
}

.hero-logo-icon {
    width: 120px;
    height: 120px;
    display: block;
    margin: 0 auto;
    position: relative;
    object-fit: contain;
    filter: drop-shadow(0 0 20px rgba(59,176,122,0.4));
}

.hero-title {
    margin-bottom: 28px;
}

.hero-title-main {
    display: block;
    font-size: clamp(22px, 4.5vw, 42px);
    font-weight: 700;
    letter-spacing: 4px;
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.hero-title-line {
    display: block;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, var(--primary) 15%, var(--primary-light) 50%, var(--primary) 85%, transparent 100%);
    background-size: 200% 100%;
    margin: 0 auto 20px;
    border-radius: 0;
    clip-path: polygon(0% 50%, 18px 0%, calc(100% - 18px) 0%, 100% 50%, calc(100% - 18px) 100%, 18px 100%);
    animation: shimmer 6s ease-in-out infinite;
    opacity: 0.8;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.hero-title-sub {
    display: block;
    font-size: clamp(20px, 3.5vw, 32px);
    font-weight: 300;
    opacity: 0.9;
    letter-spacing: 2px;
}

.hero-desc {
    font-size: clamp(15px, 2.2vw, 19px);
    font-weight: 300;
    opacity: 0.85;
    max-width: 650px;
    margin: 0 auto 40px;
    line-height: 1.9;
    letter-spacing: 0.5px;
}

.scroll-indicator {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    opacity: 0.2;
    z-index: 1000;
    animation: bounce 2s infinite;
    cursor: pointer;
    transition: var(--transition);
}

.scroll-indicator:hover { opacity: 1; }

.scroll-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255,255,255,0.7);
    border-radius: 13px;
    position: relative;
    background: rgba(255,255,255,0.05);
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: linear-gradient(180deg, var(--primary), var(--primary-light));
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
    0%, 100% { top: 8px; }
    50% { top: 18px; }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ===== Section Headers ===== */
.section-header {
    text-align: center;
    margin-bottom: 80px;
    position: relative;
}

.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--primary);
    margin-bottom: 16px;
    padding: 6px 16px;
    background: rgba(59,176,122,0.1);
    border-radius: 20px;
    text-transform: uppercase;
}

.section-dark .section-label {
    background: rgba(59,176,122,0.15);
    color: var(--primary-light);
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.section-dark .section-title { color: var(--white); }

.section-line {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    margin: 0 auto;
    border-radius: 2px;
    position: relative;
}

.section-line::before,
.section-line::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    transform: translateY(-50%);
}

.section-line::before { left: -12px; }
.section-line::after { right: -12px; }

/* ===== About Section ===== */
.about {
    background: linear-gradient(180deg, var(--white) 0%, var(--light) 100%);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59,176,122,0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: stretch;
}

.about-text { max-width: 560px; }

.about-intro {
    font-size: 17px;
    line-height: 2;
    color: var(--text-light);
    margin-bottom: 48px;
    position: relative;
    padding-left: 24px;
    border-left: 3px solid var(--primary);
}

.about-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    border-radius: 16px;
    transition: var(--transition);
    background: var(--white);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.about-item:hover {
    background: var(--white);
    transform: translateX(8px) translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.about-icon {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59,176,122,0.15) 0%, rgba(59,176,122,0.05) 100%);
    border-radius: 14px;
    transition: var(--transition);
}

.about-item:hover .about-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.about-icon svg {
    width: 24px;
    height: 24px;
    transition: var(--transition);
}

.about-item:hover .about-icon svg { stroke: var(--white); }

.about-item-text h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 6px;
}

.about-item-text p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

.about-item-text a {
    font-size: 14px;
    color: var(--secondary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.about-item-text a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.about-item-text a:hover {
    color: var(--primary);
}

.about-item-text a:hover::after { width: 100%; }

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 100%;
    align-self: stretch;
}

.about-image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    background: var(--white);
}

.about-image-wrapper:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.about-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.about-image-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 18px 28px;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(59,176,122,0.35);
    text-align: center;
    min-width: 120px;
    z-index: 2;
}

.about-image-badge-year {
    display: block;
    font-size: 32px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 4px;
}

.about-image-badge-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    opacity: 0.9;
}

.about-visual::before {
    content: '';
    position: absolute;
    width: 350px;
    height: 350px;
    top: -40px;
    background: radial-gradient(circle, rgba(59,176,122,0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: visualPulse 6s ease-in-out infinite;
    pointer-events: none;
}

@keyframes visualPulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.about-card {
    position: relative;
    width: 360px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    margin-top: 0;
}

.about-card:hover {
    transform: translateY(-6px) rotate(2deg);
    box-shadow: var(--shadow-xl);
}

.about-card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 50%, var(--secondary-dark) 100%);
    border-radius: 24px;
}

.about-card-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(59,176,122,0.25) 0%, transparent 60%);
    animation: rotate 20s linear infinite;
}

.about-card-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.05) 50%, transparent 60%);
    animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.about-card-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.about-card-number {
    display: block;
    font-size: 42px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--white) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

.about-card-label {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 2px;
    opacity: 0.8;
    text-transform: uppercase;
}

/* ===== Login Section ===== */
.login-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.login-desc {
    font-size: 17px;
    opacity: 0.85;
    margin-bottom: 56px;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.login-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 760px;
    margin: 0 auto;
}

.login-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 20px;
    padding: 48px 40px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transform: scaleX(0);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.login-card::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(59,176,122,0.1) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.login-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(0,0,0,0.3);
    border-color: rgba(59,176,122,0.3);
}

.login-card:hover::before { transform: scaleX(1); }
.login-card:hover::after { opacity: 1; }

.login-card-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    position: relative;
    z-index: 1;
}

.login-card-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 12px rgba(59,176,122,0.3));
}

.login-card-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 6px;
    position: relative;
    z-index: 1;
}

.login-card-subtitle {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
    letter-spacing: 1px;
}

.login-card-arrow {
    display: inline-flex;
    width: 48px;
    height: 48px;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 15px rgba(59,176,122,0.4);
}

.login-card-arrow svg {
    width: 20px;
    height: 20px;
}

.login-card:hover .login-card-arrow {
    background: var(--white);
    color: var(--primary);
    transform: translateX(6px) scale(1.1);
    box-shadow: 0 6px 20px rgba(255,255,255,0.2);
}

/* ===== Footer ===== */
.footer {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    color: var(--white);
    padding: 80px 0 30px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(59,176,122,0.06) 0%, transparent 50%);
    pointer-events: none;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    position: relative;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 20px;
    text-align: center;
}

.footer-logo {
    width: 56px;
    height: 56px;
    object-fit: contain;
    filter: drop-shadow(0 2px 10px rgba(59,176,122,0.3));
}

.footer-brand-text {
    display: flex;
    flex-direction: column;
}

.footer-name {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 4px;
}

.footer-tagline {
    font-size: 12px;
    opacity: 0.6;
    letter-spacing: 3px;
}

.footer-disclaimer {
    margin-bottom: 30px;
    position: relative;
}

.footer-disclaimer p {
    font-size: 12px;
    line-height: 2;
    opacity: 0.55;
    margin-bottom: 16px;
    text-align: center;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.08);
    position: relative;
}

.footer-bottom p {
    font-size: 12px;
    opacity: 0.4;
    letter-spacing: 1px;
}

/* ===== Animations ===== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.9s cubic-bezier(0.4, 0, 0.2, 1), transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.9s cubic-bezier(0.4, 0, 0.2, 1), transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-fade-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.animate-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.9s cubic-bezier(0.4, 0, 0.2, 1), transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-scale.visible {
    opacity: 1;
    transform: scale(1);
}

/* Stagger animation delays */
[data-delay="0.1s"] { transition-delay: 0.1s; }
[data-delay="0.2s"] { transition-delay: 0.2s; }
[data-delay="0.3s"] { transition-delay: 0.3s; }
[data-delay="0.4s"] { transition-delay: 0.4s; }
[data-delay="0.5s"] { transition-delay: 0.5s; }
[data-delay="0.6s"] { transition-delay: 0.6s; }
[data-delay="0.7s"] { transition-delay: 0.7s; }
[data-delay="0.8s"] { transition-delay: 0.8s; }

/* ===== Responsive ===== */
@media (max-width: 992px) {
    .section { padding: 80px 0; }
    .section-header { margin-bottom: 60px; }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-visual { 
        order: -1; 
        height: auto;
        align-self: auto;
    }
    
    .about-image-wrapper {
        height: auto;
    }
    
    .about-image {
        height: auto;
        object-fit: contain;
    }
    
    .about-image-badge {
        padding: 14px 22px;
        bottom: 16px;
        right: 16px;
    }
    
    .about-image-badge-year { font-size: 26px; }
    
    .login-cards { gap: 30px; }
}

@media (max-width: 768px) {
    .section { padding: 60px 0; }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 340px;
        height: 100vh;
        background: linear-gradient(180deg, var(--white) 0%, var(--light) 100%);
        flex-direction: column;
        padding: 100px 40px 40px;
        gap: 28px;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 40px rgba(22,55,88,0.15);
    }
    
    .nav-menu.active { right: 0; }
    
    .nav-link {
        color: var(--secondary);
        font-size: 17px;
        font-weight: 600;
    }
    
    .lang-switch {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        margin-top: 20px;
        padding-top: 20px;
        border-top: 1px solid var(--border);
    }
    
    .lang-btn { color: var(--secondary); }
    
    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-toggle.active span:nth-child(2) { opacity: 0; }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero-title-main { letter-spacing: 2px; }
    
    .hero-shape { display: none; }
    
    .login-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    
    .login-card { padding: 40px 32px; }
    
    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
    
    .about-intro {
        padding-left: 16px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .nav-container { padding: 0 16px; }
    
    .logo-name { font-size: 12px; }
    .logo-tagline { font-size: 9px; }
    .logo-icon { width: 36px; height: 36px; }
    
    .about-visual {
        align-items: center;
        height: auto;
        align-self: auto;
    }
    
    .about-image-wrapper {
        max-width: 100%;
        height: auto;
    }
    
    .about-image {
        height: auto;
        object-fit: contain;
    }
    
    .about-image-badge {
        padding: 12px 18px;
        bottom: 12px;
        right: 12px;
        border-radius: 12px;
    }
    
    .about-image-badge-year { font-size: 24px; }
    
    .login-card { padding: 32px 24px; }
    
    .section-title { font-size: 28px; }
}

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

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary), var(--primary-dark));
    border-radius: 4px;
}

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