* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --orange: #F4A261;
    --green: #2A9D8F;
    --dark-gray: #2b2b2b;
    --medium-gray: #4a4a4a;
    --light-gray: #8a8a8a;
    --bg-gray: #f5f5f5;
    --white: #ffffff;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-gray);
    color: var(--dark-gray);
    line-height: 1.6;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

/* Language Switcher */
.lang-switcher {
    position: fixed;
    top: 30px;
    right: 40px;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 24px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.lang-btn {
    background: none;
    border: none;
    font-size: 14px;
    font-weight: 600;
    color: var(--light-gray);
    cursor: pointer;
    transition: color 0.3s ease;
    padding: 4px 8px;
}

.lang-btn.active {
    color: var(--orange);
}

.lang-btn:hover {
    color: var(--medium-gray);
}

.lang-divider {
    color: var(--light-gray);
    font-size: 14px;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    padding: 60px 20px;
}

.hero-container {
    text-align: center;
    max-width: 900px;
    animation: fadeInUp 1s ease-out;
}

.logo-wrapper {
    margin-bottom: 50px;
    animation: fadeIn 1.2s ease-out;
}

.logo {
    max-width: 500px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.06));
}

.slogan {
    font-size: 42px;
    font-weight: 300;
    color: var(--dark-gray);
    margin-bottom: 20px;
    letter-spacing: -0.5px;
    animation: fadeInUp 1.4s ease-out;
}

.sor-text {
    font-size: 72px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--orange) 0%, var(--green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 30px 0;
    letter-spacing: 8px;
    animation: fadeInUp 1.6s ease-out;
}

.tagline {
    font-size: 20px;
    font-weight: 400;
    color: var(--medium-gray);
    margin-bottom: 50px;
    animation: fadeInUp 1.8s ease-out;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 2s ease-out;
}

.cta-btn {
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.cta-btn.primary {
    background: linear-gradient(135deg, var(--orange) 0%, #e89850 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(244, 162, 97, 0.3);
}

.cta-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(244, 162, 97, 0.4);
}

.cta-btn.secondary {
    background: white;
    color: var(--green);
    border: 2px solid var(--green);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.cta-btn.secondary:hover {
    background: var(--green);
    color: white;
    transform: translateY(-2px);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-left: 2px solid var(--light-gray);
    border-bottom: 2px solid var(--light-gray);
    transform: rotate(-45deg);
}

/* Why Section */
.why-section {
    min-height: 100vh;
    padding: 100px 20px;
    background: white;
    position: relative;
}

.why-container {
    max-width: 1100px;
    margin: 0 auto;
}

.why-title {
    font-size: 56px;
    font-weight: 600;
    color: var(--dark-gray);
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.why-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--orange) 0%, var(--green) 100%);
    margin: 20px auto 0;
    border-radius: 2px;
}

.content-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 60px;
    border-radius: 24px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    margin-bottom: 60px;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.highlight-text {
    font-size: 24px;
    font-weight: 500;
    color: var(--dark-gray);
    line-height: 1.6;
    margin-bottom: 30px;
    padding-left: 20px;
    border-left: 4px solid var(--orange);
}

.body-text {
    font-size: 18px;
    color: var(--medium-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-item {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

.feature-item:nth-child(1):hover {
    border-color: var(--orange);
}

.feature-item:nth-child(2):hover {
    border-color: var(--green);
}

.feature-item:nth-child(3):hover {
    border-color: var(--orange);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-item h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 12px;
}

.feature-item p {
    font-size: 15px;
    color: var(--light-gray);
    line-height: 1.6;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-out;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    padding: 50px;
    border-radius: 24px;
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease-out;
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 32px;
    color: var(--light-gray);
    cursor: pointer;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-btn:hover {
    color: var(--dark-gray);
    background: var(--bg-gray);
}

.modal-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    color: var(--dark-gray);
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(244, 162, 97, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--green) 0%, #248277 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(42, 157, 143, 0.3);
}

.success-message {
    text-align: center;
    padding: 40px 20px;
}

.success-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--green) 0%, #248277 100%);
    color: white;
    font-size: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.success-message p {
    font-size: 18px;
    color: var(--dark-gray);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .lang-switcher {
        top: 20px;
        right: 20px;
    }

    .logo {
        max-width: 320px;
    }

    .slogan {
        font-size: 28px;
    }

    .sor-text {
        font-size: 48px;
        letter-spacing: 4px;
    }

    .tagline {
        font-size: 16px;
    }

    .why-title {
        font-size: 36px;
    }

    .content-card {
        padding: 30px;
    }

    .highlight-text {
        font-size: 20px;
    }

    .body-text {
        font-size: 16px;
    }

    .modal-content {
        padding: 30px;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 12px;
    }

    .cta-btn {
        width: 100%;
    }
}