/**
 * GREEN. DIGITAL. SMART Forum 2026
 * Main Stylesheet
 */

/* ============================================
   CSS Variables
   ============================================ */
:root {
    --primary-green: #00A651;
    --dark-green: #006B3F;
    --light-green: #E8F5E9;
    --accent-green: #4CAF50;
    --digital-blue: #00BCD4;
    --smart-orange: #F7941D;
    --text-dark: #1A1A2E;
    --text-light: #666;
    --white: #ffffff;
    --gradient-main: linear-gradient(135deg, #00A651 0%, #00BCD4 50%, #F7941D 100%);
    --gradient-green: linear-gradient(135deg, #00A651 0%, #4CAF50 100%);
    --shadow-sm: 0 2px 10px rgba(0, 166, 81, 0.1);
    --shadow-md: 0 10px 40px rgba(0, 166, 81, 0.15);
    --shadow-lg: 0 20px 60px rgba(0, 166, 81, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

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

/* ============================================
   Theatrical Curtain Splash Screen
   ============================================ */
.curtain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    overflow: hidden;
}

.curtain-left,
.curtain-right {
    position: absolute;
    top: 0;
    width: 50%;
    height: 100%;
    z-index: 1;
    transition: transform 1.4s cubic-bezier(0.77, 0, 0.175, 1);
}

.curtain-left {
    left: 0;
    background:
        linear-gradient(90deg,
            rgba(0,40,25,0.0) 0%,
            rgba(0,40,25,0.05) 30%,
            rgba(0,40,25,0.15) 60%,
            rgba(0,40,25,0.35) 85%,
            rgba(0,40,25,0.55) 100%),
        repeating-linear-gradient(90deg,
            transparent 0px, transparent 40px,
            rgba(255,255,255,0.02) 40px, rgba(255,255,255,0.02) 42px,
            transparent 42px, transparent 80px),
        linear-gradient(180deg, #003d28 0%, #00573a 30%, #006B3F 50%, #00573a 70%, #003d28 100%);
}

.curtain-right {
    right: 0;
    background:
        linear-gradient(270deg,
            rgba(0,40,25,0.0) 0%,
            rgba(0,40,25,0.05) 30%,
            rgba(0,40,25,0.15) 60%,
            rgba(0,40,25,0.35) 85%,
            rgba(0,40,25,0.55) 100%),
        repeating-linear-gradient(90deg,
            transparent 0px, transparent 40px,
            rgba(255,255,255,0.02) 40px, rgba(255,255,255,0.02) 42px,
            transparent 42px, transparent 80px),
        linear-gradient(180deg, #003d28 0%, #00573a 30%, #006B3F 50%, #00573a 70%, #003d28 100%);
}

.curtain-left::before,
.curtain-right::before {
    content: '';
    position: absolute;
    top: -10px;
    width: 100%;
    height: 60px;
    background: linear-gradient(180deg, #002a1a 0%, #003d28 40%, transparent 100%);
    z-index: 2;
}

.curtain-left::after,
.curtain-right::after {
    content: '';
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 120px;
    background: linear-gradient(0deg, rgba(0,30,18,0.6) 0%, transparent 100%);
}

.curtain-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    text-align: center;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.curtain-logo img {
    width: 260px;
    height: auto;
    filter: drop-shadow(0 0 40px rgba(74, 222, 128, 0.5)) drop-shadow(0 0 80px rgba(74, 222, 128, 0.25));
    animation: curtainLogoPulse 2s ease-in-out infinite;
}

@keyframes curtainLogoPulse {
    0%, 100% { transform: scale(1); filter: drop-shadow(0 0 40px rgba(74, 222, 128, 0.5)) drop-shadow(0 0 80px rgba(74, 222, 128, 0.25)); }
    50% { transform: scale(1.05); filter: drop-shadow(0 0 60px rgba(74, 222, 128, 0.7)) drop-shadow(0 0 100px rgba(74, 222, 128, 0.4)); }
}

.curtain-title {
    margin-top: 1.2rem;
    font-family: 'Inter', sans-serif;
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: 0.04em;
    animation: curtainTitleFade 1s ease 0.3s both;
}

@keyframes curtainTitleFade {
    from { opacity: 0; transform: translateY(15px); }
    to   { opacity: 1; transform: translateY(0); }
}

.cw-green { color: #4ADE80; }
.cw-digital { color: #22D3EE; }
.cw-smart { color: #F7941D; }
.cw-dot {
    color: rgba(255,255,255,0.4);
    margin: 0 0.15rem;
    font-weight: 700;
}

.curtain-overlay.open .curtain-left {
    transform: translateX(-100%);
}

.curtain-overlay.open .curtain-right {
    transform: translateX(100%);
}

.curtain-overlay.open .curtain-logo {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
}

.curtain-overlay.done {
    display: none;
    pointer-events: none;
}

body.curtain-active {
    overflow: hidden;
}

@media (max-width: 500px) {
    .curtain-logo img {
        width: 160px;
    }
    .curtain-title {
        font-size: 1.1rem;
    }
}

/* ============================================
   Animated Background
   ============================================ */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #f8fffe 0%, #e8f5e9 100%);
}

.animated-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 166, 81, 0.03) 0%, transparent 50%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(10%, 10%) scale(1.1); }
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    padding: 0.8rem 5%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.3s;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 100;
    overflow: visible;
}

.logo-text {
    display: flex;
    gap: 0.3rem;
    align-items: center;
}

.logo-text .word {
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.logo-text .word-green { color: #00A651; }
.logo-text .word-digital { color: #00BCD4; }
.logo-text .word-smart { color: #F7941D; }

.logo-text .dot {
    color: rgba(255, 255, 255, 0.6);
    font-weight: 700;
    margin: 0 0.1rem;
}

.navbar.scrolled .logo-text .dot {
    color: rgba(0, 0, 0, 0.3);
}

.logo-icon {
    width: 55px;
    height: 55px;
    min-width: 55px;
    min-height: 55px;
    border-radius: 50%;
    overflow: visible;
    position: relative;
    z-index: 10;
    flex-shrink: 0;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

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

.nav-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.navbar.scrolled .nav-links a {
    color: var(--text-dark);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-main);
    transition: width 0.3s;
}

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

.nav-links a:hover {
    color: #4ADE80;
}

.navbar.scrolled .nav-links a:hover {
    color: var(--primary-green);
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 0.5rem;
    margin-left: 1rem;
    padding-left: 1rem;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.navbar.scrolled .lang-switcher {
    border-left-color: rgba(0, 0, 0, 0.1);
}

.lang-btn {
    padding: 0.4rem 0.6rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
    font-size: 0.75rem;
    text-decoration: none;
    transition: all 0.3s;
}

.lang-btn:hover,
.lang-btn.active {
    background: var(--primary-green);
    border-color: var(--primary-green);
    color: white;
}

.navbar.scrolled .lang-btn {
    background: rgba(0, 166, 81, 0.1);
    border-color: rgba(0, 166, 81, 0.2);
    color: var(--text-dark);
}

.navbar.scrolled .lang-btn:hover,
.navbar.scrolled .lang-btn.active {
    background: var(--primary-green);
    border-color: var(--primary-green);
    color: white;
}

.nav-btn {
    padding: 0.8rem 1.5rem;
    background: var(--gradient-green);
    color: white;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    text-decoration: none;
}

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

/* Mobile Language Switcher (hidden on desktop) */
.mobile-lang-switcher {
    display: none;
}

.mobile-menu {
    display: none;
    cursor: pointer;
    z-index: 1001;
    width: 28px;
    height: 22px;
    position: relative;
    flex-direction: column;
    justify-content: space-between;
    align-items: stretch;
    padding: 8px;
    box-sizing: content-box;
    border-radius: 8px;
    transition: background 0.3s ease;
}

.mobile-menu:active {
    background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .mobile-menu:active {
    background: rgba(0, 166, 81, 0.1);
}

.mobile-menu span {
    display: block;
    width: 100%;
    height: 2.5px;
    background: white;
    border-radius: 2px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

.mobile-menu span:nth-child(1) {
    width: 100%;
}

.mobile-menu span:nth-child(2) {
    width: 70%;
    margin-left: auto;
}

.mobile-menu span:nth-child(3) {
    width: 85%;
}

.navbar.scrolled .mobile-menu span {
    background: var(--primary-green);
}

/* Burger to X animation */
.mobile-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
    width: 100%;
}

.mobile-menu.active span:nth-child(2) {
    opacity: 0;
    width: 0;
    transform: translateX(10px);
}

.mobile-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
    width: 100%;
}

.navbar.scrolled .mobile-menu {
    color: var(--primary-green);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 998;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile Navigation Styles */
@media (max-width: 768px) {
    /* Show mobile language switcher centered between logo and burger */
    .mobile-lang-switcher {
        display: flex;
        align-items: center;
        gap: 0.35rem;
    }

    .mobile-lang-switcher .lang-btn {
        padding: 0.45rem 0.85rem;
        font-size: 0.78rem;
        min-width: 42px;
        text-align: center;
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.12);
        border: 1px solid rgba(255, 255, 255, 0.2);
        color: rgba(255, 255, 255, 0.9);
        font-weight: 600;
        text-decoration: none;
        transition: all 0.3s;
        line-height: 1;
    }

    .mobile-lang-switcher .lang-btn:hover,
    .mobile-lang-switcher .lang-btn.active {
        background: var(--primary-green);
        border-color: var(--primary-green);
        color: white;
    }

    .navbar.scrolled .mobile-lang-switcher .lang-btn {
        background: rgba(0, 166, 81, 0.08);
        border-color: rgba(0, 166, 81, 0.2);
        color: var(--text-dark);
    }

    .navbar.scrolled .mobile-lang-switcher .lang-btn:hover,
    .navbar.scrolled .mobile-lang-switcher .lang-btn.active {
        background: var(--primary-green);
        border-color: var(--primary-green);
        color: white;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        height: 100dvh;
        background: linear-gradient(180deg, var(--dark-green) 0%, #004D40 100%);
        flex-direction: column;
        justify-content: flex-start;
        padding: 100px 2rem 2rem;
        padding-bottom: calc(2rem + env(safe-area-inset-bottom, 20px));
        gap: 0;
        z-index: 999;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
        overflow-y: auto;
    }

    .nav-links.mobile-active {
        display: flex;
        right: 0;
    }

    .nav-links li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links a {
        display: block;
        padding: 1rem 0;
        font-size: 1.1rem;
        color: white !important;
    }

    .nav-links a:hover {
        color: #4ADE80 !important;
    }

    .nav-links a::after {
        display: none;
    }

    /* Language switcher at bottom of mobile menu */
    .lang-switcher {
        display: flex;
        flex-direction: row;
        justify-content: center;
        gap: 0.5rem;
        padding: 1.2rem 0;
        padding-bottom: calc(1.2rem + env(safe-area-inset-bottom, 20px) + 60px);
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        margin-top: auto;
        width: 100%;
    }

    .lang-switcher .lang-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
        min-width: 45px;
        text-align: center;
    }

    .mobile-menu {
        display: flex;
    }

    .nav-btn {
        display: none;
    }

    /* Prevent body scroll when menu is open */
    body.menu-open {
        overflow: hidden;
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 5% 60px;
    position: relative;
    overflow: hidden;
}

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

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 35, 20, 0.65) 0%, 
        rgba(0, 60, 40, 0.55) 40%,
        rgba(0, 80, 50, 0.50) 100%);
}

.hero-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(74, 222, 128, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 80% 20%, rgba(34, 211, 238, 0.08) 0%, transparent 40%);
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    z-index: 1;
    pointer-events: none;
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.2;
    z-index: 1;
    pointer-events: none;
}

.hero-orb-1 {
    width: 300px;
    height: 300px;
    background: #4ADE80;
    top: 10%;
    left: -5%;
    animation: orbFloat 8s ease-in-out infinite;
}

.hero-orb-2 {
    width: 200px;
    height: 200px;
    background: #22D3EE;
    bottom: 20%;
    right: 10%;
    animation: orbFloat 10s ease-in-out infinite reverse;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1.4rem;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border-radius: 50px;
    color: white;
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
    border: 1px solid rgba(255, 255, 255, 0.15);
    letter-spacing: 0.5px;
}

.hero-badge .pulse-dot {
    width: 10px;
    height: 10px;
    background: #4ADE80;
    border-radius: 50%;
    animation: pulseDot 2s ease-in-out infinite;
    box-shadow: 0 0 15px #4ADE80, 0 0 30px rgba(74, 222, 128, 0.5);
}

@keyframes pulseDot {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.6; }
}

.hero-subtitle {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1.2rem;
    animation: fadeInUp 0.8s ease 0.05s both;
}

.hero-subtitle span {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.hero-subtitle span:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hero-subtitle span i {
    font-size: 0.9rem;
}

.hero-subtitle .tag-green {
    color: #4ADE80;
    border-bottom: 2px solid #4ADE80;
}

.hero-subtitle .tag-green:hover {
    background: rgba(74, 222, 128, 0.15);
}

.hero-subtitle .tag-digital {
    color: #22D3EE;
    border-bottom: 2px solid #22D3EE;
}

.hero-subtitle .tag-digital:hover {
    background: rgba(34, 211, 238, 0.15);
}

.hero-subtitle .tag-smart {
    color: #F7941D;
    border-bottom: 2px solid #F7941D;
}

.hero-subtitle .tag-smart:hover {
    background: rgba(247, 148, 29, 0.15);
}

.hero-badge i {
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.2rem;
    animation: fadeInUp 0.8s ease 0.1s both;
    color: white;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, #4ADE80 0%, #22D3EE 50%, #FDB347 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    position: relative;
}

.hero h1 .year-badge {
    display: inline-block;
    font-size: 0.9rem;
    background: linear-gradient(135deg, #4ADE80, #22D3EE);
    color: #0a2018;
    padding: 0.35rem 0.9rem;
    border-radius: 8px;
    vertical-align: middle;
    margin-left: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(74, 222, 128, 0.4);
}

.hero-description {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease 0.2s both;
    line-height: 1.7;
    max-width: 550px;
}

.hero-description strong {
    color: #4ADE80;
    font-weight: 600;
}

.hero-venue {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.25s both;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-venue i {
    color: #4ADE80;
}

.hero-venue .venue-logo {
    height: 60px;
    width: auto;
    vertical-align: middle;
    margin-right: 0.5rem;
    border-radius: 6px;
}

.hero p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.btn-primary {
    padding: 0.9rem 1.8rem;
    background: linear-gradient(135deg, #4ADE80 0%, #22C55E 100%);
    color: #0a2018;
    border: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    box-shadow: 0 4px 25px rgba(74, 222, 128, 0.4);
    letter-spacing: 0.3px;
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 40px rgba(74, 222, 128, 0.5);
}

.btn-primary i {
    font-size: 1rem;
}

.btn-secondary {
    padding: 0.9rem 1.8rem;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.25);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-secondary:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.1);
}

.btn-secondary i {
    font-size: 1rem;
}

/* Countdown */
.countdown {
    margin-top: 1.8rem;
    animation: fadeInUp 0.8s ease 0.5s both;
}

.countdown-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: white;
    margin-bottom: 0.6rem;
}

.countdown-units {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    padding: 0.6rem 1.2rem;
}

.countdown-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 48px;
}

.countdown-value {
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}

.countdown-text {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: white;
    margin-top: 2px;
}

.countdown-sep {
    font-size: 1.4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.3);
    padding-bottom: 14px;
}

@media (max-width: 768px) {
    .countdown-units {
        gap: 0.2rem;
        padding: 0.5rem 0.8rem;
    }
    .countdown-unit {
        min-width: 38px;
    }
    .countdown-value {
        font-size: 1.2rem;
    }
    .countdown-label {
        font-size: 0.7rem;
    }
}

/* Hero Visual */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 32%;
    max-width: 500px;
    z-index: 2;
}

.hero-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(25px);
    border-radius: 24px;
    padding: 3rem 2rem 2rem;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.3),
        inset 0 1px 1px rgba(255, 255, 255, 0.1);
    position: relative;
    animation: float 6s ease-in-out infinite;
    border: 1px solid rgba(255, 255, 255, 0.15);
    overflow: visible;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero-logo {
    text-align: center;
    margin-top: 1rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: visible;
    z-index: 5;
    padding: 0.5rem;
}

.hero-logo::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(74, 222, 128, 0.25) 0%, transparent 70%);
    border-radius: 50%;
    animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.3); opacity: 0.8; }
}

.hero-logo img {
    width: 300px;
    height: auto;
    filter: drop-shadow(0 8px 25px rgba(0, 0, 0, 0.3));
    animation: logoFloat 4s ease-in-out infinite;
    position: relative;
    z-index: 1;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-8px) scale(1.02); }
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.8rem;
    text-align: center;
}

.stat-item {
    padding: 0.8rem 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    transition: all 0.3s;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-3px);
}

.stat-item h3 {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, #4ADE80 0%, #22D3EE 50%, #FDB347 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-item p {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 0.2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.floating-icons {
    position: absolute;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.float-1 {
    top: -10px;
    left: -10px;
    background: linear-gradient(135deg, #4ADE80, #22C55E);
    animation: floatIcon 4s ease-in-out infinite;
}

.float-2 {
    top: 35%;
    right: -18px;
    background: linear-gradient(135deg, #22D3EE, #0EA5E9);
    animation: floatIcon 4s ease-in-out infinite 1s;
}

.float-3 {
    bottom: -10px;
    left: 20%;
    background: linear-gradient(135deg, #FDB347, #F7941D);
    animation: floatIcon 4s ease-in-out infinite 2s;
}

@keyframes floatIcon {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(5deg); }
}

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

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(0, 166, 81, 0.1);
    border-radius: 50px;
    color: var(--primary-green);
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 100px 5%;
    background: white;
}

.about-description {
    max-width: 1000px;
    margin: 0 auto 3rem;
    padding: 2.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #f8fffe 100%);
    border-radius: 24px;
    border: 1px solid rgba(0, 166, 81, 0.1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.about-description-header {
    text-align: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1.2rem;
    border-bottom: 2px solid rgba(0, 166, 81, 0.1);
}

.about-description-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-green);
    margin-bottom: 0.5rem;
}

.about-description-header h3 span {
    background: linear-gradient(135deg, #4ADE80 0%, #22D3EE 50%, #FDB347 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-description-header p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.about-video-embed {
    margin-bottom: 2rem;
    padding: 0.5rem;
    background: linear-gradient(135deg, rgba(0, 166, 81, 0.06) 0%, rgba(0, 188, 212, 0.04) 100%);
    border-radius: 20px;
    border: 1px solid rgba(0, 166, 81, 0.08);
}

.about-video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    border-radius: 16px;
    overflow: hidden;
}

.about-video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.about-description-content {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.about-description-content p {
    color: var(--text-dark);
    font-size: 1rem;
    line-height: 1.8;
    text-align: justify;
}

.about-description-content p:first-child {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--dark-green);
}

.about-highlight-box {
    background: linear-gradient(135deg, rgba(0, 166, 81, 0.08) 0%, rgba(0, 188, 212, 0.05) 100%);
    border-left: 4px solid var(--primary-green);
    padding: 1.5rem;
    border-radius: 0 12px 12px 0;
    margin: 1rem 0;
}

.about-highlight-box p {
    margin: 0;
    font-style: italic;
}

.about-features-mini {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 166, 81, 0.1);
}

.about-feature-mini {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.about-feature-mini i {
    font-size: 1.3rem;
    color: var(--primary-green);
}

.about-feature-mini span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* About Cards Grid */
.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.about-card {
    background: var(--light-green);
    border-radius: 25px;
    padding: 2.5rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-main);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.about-card:hover::before {
    transform: scaleX(1);
}

.about-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    background: white;
}

.about-card.green { --card-color: var(--primary-green); }
.about-card.digital { --card-color: var(--digital-blue); }
.about-card.smart { --card-color: var(--smart-orange); }

.card-icon {
    width: 70px;
    height: 70px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    margin-bottom: 1.5rem;
    background: var(--card-color);
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--card-color);
}

.about-card p {
    color: var(--text-light);
    line-height: 1.7;
}

.about-card ul {
    list-style: none;
    margin-top: 1.5rem;
}

.about-card ul li {
    padding: 0.5rem 0;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.about-card ul li i {
    color: var(--card-color);
}

/* Goals Section */
.goals-section {
    max-width: 1000px;
    margin: 4rem auto 0;
    padding: 3rem;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: 25px;
    border: 1px solid rgba(0, 166, 81, 0.1);
}

.goals-section h3 {
    text-align: center;
    font-size: 1.5rem;
    color: var(--primary-green);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.goals-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.goal-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    transition: all 0.3s;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.goal-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 166, 81, 0.15);
}

.goal-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-green);
    opacity: 0.3;
    min-width: 45px;
}

.goal-item p {
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   Formats/Program Section
   ============================================ */
.program {
    padding: 100px 5%;
    background: linear-gradient(135deg, #f8fffe 0%, #e8f5e9 100%);
}

.formats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1300px;
    margin: 0 auto;
}

.format-card {
    background: white;
    border-radius: 20px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.4s ease;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 166, 81, 0.1);
}

.format-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 166, 81, 0.15);
    border-color: var(--primary-green);
}

.format-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(0, 166, 81, 0.1) 0%, rgba(0, 188, 212, 0.1) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--primary-green);
    transition: all 0.3s;
}

.format-card:hover .format-icon {
    background: var(--gradient-green);
    color: white;
    transform: scale(1.1);
}

.format-content h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.format-content p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ============================================
   Audience Section
   ============================================ */
.speakers {
    padding: 100px 5%;
    background: white;
}

.audience-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.audience-card {
    background: white;
    border-radius: 16px;
    padding: 1.8rem 1.5rem;
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid rgba(0, 166, 81, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    flex: 0 0 calc(25% - 1rem);
    max-width: calc(25% - 1rem);
}

.audience-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 166, 81, 0.15);
    border-color: var(--primary-green);
}

.audience-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, rgba(0, 166, 81, 0.1) 0%, rgba(0, 188, 212, 0.1) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--primary-green);
    transition: all 0.3s;
}

.audience-card:hover .audience-icon {
    background: var(--gradient-green);
    color: white;
    transform: scale(1.1) rotate(5deg);
}

.audience-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
    color: var(--text-dark);
}

.audience-card p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.5;
}

/* ============================================
   Registration Section
   ============================================ */
.registration {
    padding: 100px 5%;
    background: linear-gradient(135deg, var(--dark-green) 0%, #004D40 100%);
    position: relative;
    overflow: hidden;
}

.registration::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 60%);
}

.registration .section-header h2,
.registration .section-header p,
.registration .section-tag {
    color: white;
}

.registration .section-tag {
    background: rgba(255, 255, 255, 0.2);
}

.registration-container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.registration-form {
    background: white;
    border-radius: 30px;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
}

/* Horizontal Form Layout */
.form-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.form-grid .form-group.full-width {
    grid-column: span 3;
}

.form-grid .form-group.half-width {
    grid-column: span 1;
}

.form-actions {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e0e0e0;
}

.form-actions-left {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-actions-left .checkbox-group {
    margin-top: 0;
}

.form-actions-left .form-features {
    margin-top: 0;
    padding-top: 0;
}

.form-actions .submit-btn {
    margin-top: 0;
    padding: 1.5rem 3rem;
    font-size: 1.1rem;
    white-space: nowrap;
    height: fit-content;
    align-self: center;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s;
    background: #fafafa;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    background: white;
    box-shadow: 0 0 0 4px rgba(0, 166, 81, 0.1);
}

/* Country Autocomplete Styles */
.country-autocomplete {
    position: relative;
    width: 100%;
}

.country-input {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    transition: all 0.3s;
}

.country-input:focus {
    outline: none;
    border-color: var(--primary-green);
    background: white;
    box-shadow: 0 0 0 4px rgba(0, 166, 81, 0.1);
}

.country-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 2px solid var(--primary-green);
    border-top: none;
    border-radius: 0 0 15px 15px;
    max-height: 250px;
    overflow-y: auto;
    z-index: 100;
    display: none;
    box-shadow: 0 10px 30px rgba(0, 166, 81, 0.15);
}

.country-dropdown.active {
    display: block;
}

.country-item {
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: all 0.2s;
    border-bottom: 1px solid #f0f0f0;
}

.country-item:last-child {
    border-bottom: none;
    border-radius: 0 0 13px 13px;
}

.country-item:hover,
.country-item.selected {
    background: var(--light-green);
    color: var(--dark-green);
}

.country-item.no-results {
    color: var(--text-light);
    cursor: default;
    text-align: center;
    font-style: italic;
}

.country-item.no-results:hover {
    background: white;
}

.country-input.country-valid {
    border-color: var(--primary-green);
}

.country-input.input-error {
    border-color: #e74c3c;
    animation: shake 0.4s ease;
    box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.15);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

/* Custom scrollbar for dropdown */
.country-dropdown::-webkit-scrollbar {
    width: 6px;
}

.country-dropdown::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.country-dropdown::-webkit-scrollbar-thumb {
    background: var(--primary-green);
    border-radius: 3px;
}

.country-dropdown::-webkit-scrollbar-thumb:hover {
    background: var(--dark-green);
}

/* Multi-Select Dropdown Styles */
.multi-select-wrapper {
    position: relative;
    width: 100%;
}

.multi-select-trigger {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    font-size: 1rem;
    background: #fafafa;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s;
    user-select: none;
}

.multi-select-trigger:hover {
    border-color: var(--primary-green);
    background: white;
}

.multi-select-wrapper.active .multi-select-trigger {
    border-color: var(--primary-green);
    background: white;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.multi-select-trigger i {
    color: var(--text-light);
    transition: transform 0.3s;
    font-size: 0.85rem;
}

.multi-select-wrapper.active .multi-select-trigger i {
    transform: rotate(180deg);
    color: var(--primary-green);
}

.multi-select-placeholder {
    color: var(--text-light);
}

.multi-select-count {
    color: var(--primary-green);
    font-weight: 600;
}

.multi-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 2px solid var(--primary-green);
    border-top: none;
    border-radius: 0 0 12px 12px;
    max-height: 280px;
    overflow-y: auto;
    z-index: 100;
    display: none;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.multi-select-wrapper.active .multi-select-dropdown {
    display: block;
}

.multi-select-options-grid {
    display: flex;
    flex-direction: column;
}

.multi-select-option {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    cursor: pointer;
    transition: all 0.15s;
    margin: 0;
    font-weight: normal;
    border-bottom: 1px solid #f0f0f0;
}

.multi-select-option:last-child {
    border-bottom: none;
}

.multi-select-option:hover {
    background: #f5f5f5;
}

.multi-select-option:has(input:checked) {
    background: #e8f5e9;
    color: var(--primary-green);
    font-weight: 500;
}

.multi-select-option:has(input:checked)::before {
    content: '✓';
    margin-right: 8px;
    font-weight: bold;
    color: var(--primary-green);
}

/* Select All option */
.multi-select-all {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    cursor: pointer;
    margin: 0;
    font-weight: 500;
    background: #f8f8f8;
    border-bottom: 1px solid #e0e0e0;
    color: var(--text-dark);
    font-size: 0.875rem;
}

.multi-select-all:hover {
    background: #eee;
}

.multi-select-all.all-selected {
    background: #e8f5e9;
    color: var(--primary-green);
}

.multi-select-all.all-selected::before {
    content: '✓';
    margin-right: 8px;
    font-weight: bold;
}

.multi-select-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.multi-select-option .checkmark,
.multi-select-all .checkmark {
    display: none;
}

.multi-select-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.multi-select-option .option-text,
.multi-select-all .option-text {
    font-size: 0.875rem;
    color: #333;
    line-height: 1.4;
}

/* Multi-select scrollbar */
.multi-select-dropdown::-webkit-scrollbar {
    width: 8px;
}

.multi-select-dropdown::-webkit-scrollbar-track {
    background: transparent;
}

.multi-select-dropdown::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 4px;
    border: 2px solid white;
}

.multi-select-dropdown::-webkit-scrollbar-thumb:hover {
    background: var(--primary-green);
}

/* Multi-select responsive */
@media (max-width: 768px) {
    .multi-select-option .option-text {
        font-size: 0.8rem;
    }
}

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

.form-row.three-cols {
    grid-template-columns: repeat(3, 1fr);
}

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

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 1rem;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-green);
    margin-top: 3px;
}

.checkbox-group label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

.checkbox-group a {
    color: var(--primary-green);
}

.submit-btn {
    width: 100%;
    padding: 1.2rem;
    background: var(--gradient-green);
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.form-features {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature-item i {
    font-size: 1.3rem;
    color: var(--primary-green);
    width: 40px;
    height: 40px;
    background: var(--light-green);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-item p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin: 0;
}

/* ============================================
   OTP Verification Section
   ============================================ */
.otp-section {
    background: white;
    border-radius: 30px;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.5s ease;
    max-width: 550px;
    margin: 0 auto;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.otp-header {
    text-align: center;
    margin-bottom: 2rem;
}

.otp-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.otp-icon i {
    font-size: 2.5rem;
    color: white;
}

.otp-header h3 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.otp-header p {
    color: var(--text-light);
    font-size: 1rem;
}

.otp-header strong {
    color: var(--primary-green);
}

.otp-form {
    max-width: 400px;
    margin: 0 auto;
}

.otp-input-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.otp-input-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.otp-input-group input {
    width: 100%;
    padding: 1.2rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 15px;
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    letter-spacing: 1rem;
    font-family: 'Courier New', monospace;
    transition: all 0.3s;
}

.otp-input-group input:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 4px rgba(0, 166, 81, 0.1);
}

.otp-input-group input::placeholder {
    color: #ccc;
    letter-spacing: 0.5rem;
}

.otp-timer {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
    padding-top: 1.5rem;
}

.otp-timer i {
    color: var(--primary-green);
}

.otp-error {
    background: #ffebee;
    color: #c62828;
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    text-align: center;
    font-size: 0.9rem;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

.otp-verify-btn {
    margin-top: 1rem;
}

.otp-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.otp-resend-btn,
.otp-cancel-btn {
    background: transparent;
    border: 2px solid #e0e0e0;
    padding: 0.8rem 1.5rem;
    border-radius: 10px;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
    color: var(--text-dark);
}

.otp-resend-btn:hover:not(:disabled),
.otp-cancel-btn:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
}

.otp-resend-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.otp-info {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e0e0e0;
    text-align: center;
}

.otp-info p {
    font-size: 0.85rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.otp-info i {
    color: var(--digital-blue);
}

/* OTP Section Responsive */
@media (max-width: 768px) {
    .otp-section {
        padding: 2rem;
    }
    
    .otp-icon {
        width: 60px;
        height: 60px;
    }
    
    .otp-icon i {
        font-size: 1.8rem;
    }
    
    .otp-header h3 {
        font-size: 1.5rem;
    }
    
    .otp-input-group input {
        font-size: 1.5rem;
        letter-spacing: 0.5rem;
        padding: 1rem;
    }
    
    .otp-timer {
        position: static;
        transform: none;
        justify-content: center;
        padding-top: 0.5rem;
    }
    
    .otp-actions {
        flex-direction: column;
    }
    
    .otp-resend-btn,
    .otp-cancel-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================
   Government Partners Section
   ============================================ */
.gov-partners {
    padding: 100px 5%;
    background: linear-gradient(180deg, #fafbfc 0%, #f0f4f8 100%);
    position: relative;
    overflow: hidden;
}

.gov-partners::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--dark-green) 0%, var(--primary-green) 50%, var(--dark-green) 100%);
}

.gov-partners-header {
    text-align: center;
    margin-bottom: 3rem;
}

.gov-partners-header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark-green);
    margin-bottom: 0.5rem;
}

.gov-emblem-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 3rem;
}

.gov-emblem {
    width: 180px;
    height: auto;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 8px 25px rgba(0, 0, 0, 0.2));
    animation: emblemFloat 4s ease-in-out infinite;
}

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

.gov-partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    max-width: 1300px;
    margin: 0 auto;
}

.gov-partner-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.2rem;
    background: white;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.gov-partner-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 166, 81, 0.15);
    border-color: var(--primary-green);
}

.gov-partner-icon {
    min-width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--dark-green) 0%, var(--primary-green) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: white;
    transition: all 0.3s ease;
}

.gov-partner-item:hover .gov-partner-icon {
    transform: scale(1.1);
}

.gov-partner-name {
    font-size: 0.9rem;
    color: #2d3748;
    font-weight: 500;
    line-height: 1.4;
}

.gov-partner-item.ministry .gov-partner-icon {
    background: linear-gradient(135deg, var(--dark-green) 0%, var(--primary-green) 100%);
}

.gov-partner-item.committee .gov-partner-icon {
    background: linear-gradient(135deg, #2f855a 0%, #38a169 100%);
}

.gov-partner-item.agency .gov-partner-icon {
    background: linear-gradient(135deg, #b8860b 0%, #d4a843 100%);
}

.gov-partner-item.executive .gov-partner-icon {
    background: linear-gradient(135deg, #744210 0%, #975a16 100%);
}

.gov-partner-item.institution .gov-partner-icon {
    background: linear-gradient(135deg, #553c9a 0%, #6b46c1 100%);
}

/* ============================================
   Organizational Partners Carousel
   ============================================ */
.org-partners {
    padding: 80px 5%;
    background: linear-gradient(180deg, #ffffff 0%, #f8fffe 100%);
    overflow: hidden;
}

.org-partners-header {
    text-align: center;
    margin-bottom: 3rem;
}

.org-partners-header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark-green);
    margin-bottom: 0.5rem;
}

.carousel-container {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    will-change: transform;
}

.carousel-container + .carousel-container {
    margin-top: 1.5rem;
}

.carousel-slide {
    flex: 0 0 auto;
    width: 220px;
    margin: 0 12px;
    background: white;
    border-radius: 16px;
    padding: 1.2rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 166, 81, 0.1);
    transition: all 0.3s ease;
}

.carousel-slide:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0, 166, 81, 0.15);
    border-color: var(--primary-green);
}

.partner-logo-wrapper {
    width: 100%;
    height: 80px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border-radius: 12px;
    overflow: hidden;
}

.partner-logo-wrapper img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.partner-logo-wrapper .fa-icon {
    font-size: 2.5rem;
    color: var(--primary-green);
}

.partner-logo-wrapper .fa-icon.blue {
    color: #0077b6;
}

.carousel-slide h4 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.4;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 5% 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto 3rem;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 1rem;
}

.footer-brand .logo-text .dot {
    color: rgba(255, 255, 255, 0.5);
}

.footer-brand .logo-icon {
    background: transparent;
    width: 55px;
    height: 55px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s;
}

.social-links a:hover {
    background: var(--primary-green);
    transform: translateY(-3px);
}

.footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

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

.footer-column ul li {
    margin-bottom: 0.8rem;
}

.footer-column ul a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-column ul a i {
    margin-right: 0.5rem;
    color: var(--primary-green);
}

/* Footer Contacts Section */
.footer-contacts h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

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

.footer-contacts ul li {
    margin-bottom: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.5;
}

.footer-contacts ul a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-contacts ul a:hover {
    color: var(--primary-green);
}

.footer-contacts ul i {
    margin-right: 0.5rem;
    color: var(--primary-green);
    width: 16px;
}

.contact-persons {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-persons p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
}

.contact-persons strong {
    color: rgba(255, 255, 255, 0.9);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ============================================
   Modal
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: white;
    border-radius: 30px;
    padding: 3rem;
    text-align: center;
    max-width: 450px;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--light-green);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2.5rem;
    color: var(--primary-green);
}

.modal h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.modal p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.modal-btn {
    padding: 1rem 2rem;
    background: var(--gradient-green);
    color: white;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

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

/* ============================================
   Scroll Animations
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .hero-visual {
        display: none;
    }

    .hero-content {
        max-width: 100%;
        text-align: center;
    }

    .hero-subtitle {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .countdown {
        text-align: center;
    }

    .countdown-units {
        display: inline-flex;
    }

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

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

    .audience-card {
        flex: 0 0 calc(33.333% - 1rem);
        max-width: calc(33.333% - 1rem);
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    /* Form responsive for tablet */
    .form-row.three-cols {
        grid-template-columns: 1fr 1fr;
    }
    
    .form-row.three-cols .form-group:last-child {
        grid-column: span 2;
    }

    .form-row {
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu {
        display: flex;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero h1 .year-badge {
        display: block;
        margin: 1rem auto 0;
        width: fit-content;
    }

    .hero-subtitle {
        gap: 0.5rem;
    }

    .hero-subtitle span {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }

    .hero-description {
        font-size: 1rem;
    }

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

    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .about-video-embed {
        margin-bottom: 1.5rem;
    }

    .about-video-wrapper {
        border-radius: 12px;
    }

    .about-description {
        padding: 1.5rem;
        margin: 0 1rem 2rem;
    }

    .about-features-mini {
        grid-template-columns: 1fr;
    }

    .about-description-content p {
        text-align: left;
    }

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

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

    .audience-card {
        flex: 0 0 calc(50% - 0.6rem);
        max-width: calc(50% - 0.6rem);
    }

    .form-row,
    .form-row.three-cols {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .form-row.three-cols .form-group:last-child {
        grid-column: span 1;
    }
    
    .form-actions {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .form-actions .submit-btn {
        width: 100%;
        justify-content: center;
    }
    
    .form-features {
        flex-direction: row;
        justify-content: center;
        gap: 1.5rem;
    }

    .feature-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.3rem;
    }

    .feature-item p {
        font-size: 0.75rem;
    }

    /* Mobile Registration Form Improvements */
    .registration {
        padding: 60px 4%;
    }

    .registration-form {
        padding: 1.5rem;
        border-radius: 20px;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    .form-group label {
        font-size: 0.9rem;
        margin-bottom: 0.4rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.9rem 1rem;
        font-size: 16px; /* Prevent zoom on iOS */
        border-radius: 12px;
    }

    .country-input {
        font-size: 16px;
        padding: 0.9rem 1rem;
    }

    .multi-select-trigger {
        padding: 0.9rem 1rem;
        font-size: 0.9rem;
    }

    .checkbox-group {
        align-items: flex-start;
    }

    .checkbox-group label {
        font-size: 0.85rem;
        line-height: 1.5;
    }

    .submit-btn {
        padding: 1rem;
        font-size: 1rem;
        border-radius: 12px;
    }

    .form-actions {
        margin-top: 1.5rem;
        padding-top: 1.5rem;
    }

    .feature-item i {
        width: 35px;
        height: 35px;
        font-size: 1.1rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .section-header p {
        font-size: 0.95rem;
    }

    .section-tag {
        font-size: 0.8rem;
        padding: 0.3rem 0.8rem;
    }

    .gov-partners-header h2 {
        font-size: 1.8rem;
    }

    .gov-emblem {
        width: 140px;
    }

    .gov-partners-grid {
        grid-template-columns: 1fr;
    }

    .carousel-slide {
        width: 180px;
        padding: 1rem;
    }

    .partner-logo-wrapper {
        height: 60px;
    }

    .partner-logo-wrapper .fa-icon {
        font-size: 2rem;
    }

    .carousel-slide h4 {
        font-size: 0.8rem;
    }

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

    .footer-contacts ul li {
        text-align: left;
    }

    .contact-persons {
        text-align: left;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 500px) {
    .audience-card {
        flex: 0 0 100%;
        max-width: 100%;
    }

    /* Extra small screen improvements */
    .navbar {
        padding: 0.8rem 4%;
    }

    .logo-text {
        display: none;
    }

    .logo-icon {
        width: 45px;
        height: 45px;
        min-width: 45px;
        min-height: 45px;
    }

    .mobile-lang-switcher .lang-btn {
        padding: 0.4rem 0.7rem;
        font-size: 0.72rem;
        min-width: 38px;
    }

    .hero {
        padding: 80px 4% 50px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-badge {
        font-size: 0.85rem;
        padding: 0.5rem 1rem;
    }

    .hero-venue {
        font-size: 0.8rem;
        padding: 0.5rem 0.8rem;
    }

    .hero-venue .venue-logo {
        height: 40px;
    }

    .btn-primary, .btn-secondary {
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }

    /* Form extra small */
    .registration {
        padding: 50px 3%;
    }

    .registration-form {
        padding: 1.2rem;
        border-radius: 16px;
    }

    .form-group input,
    .form-group select,
    .form-group textarea,
    .country-input,
    .multi-select-trigger {
        padding: 0.8rem;
        border-radius: 10px;
    }

    .submit-btn {
        padding: 0.9rem;
        font-size: 0.95rem;
    }

    .feature-item i {
        width: 30px;
        height: 30px;
        font-size: 1rem;
    }

    .feature-item p {
        font-size: 0.65rem;
    }

    .form-features {
        gap: 0.8rem;
    }

    /* OTP section extra small */
    .otp-section {
        padding: 1.5rem;
        border-radius: 16px;
    }

    .otp-input-group input {
        font-size: 1.2rem;
        letter-spacing: 0.3rem;
        padding: 0.8rem;
    }

    /* Section headers */
    .section-header h2 {
        font-size: 1.5rem;
    }

    .about, .program, .speakers {
        padding: 60px 4%;
    }
}