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

:root {
    --primary-bg: #050814;
    --secondary-bg: #0D1629;
    --tertiary-bg: #131F3A;
    --card-bg: #1A2847;
    --accent-blue: #00A8FF;
    --accent-cyan: #00D9FF;
    --accent-light: #1AE8FF;
    --text-primary: #FFFFFF;
    --text-secondary: #A8B9D1;
    --text-muted: #6B7280;
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --border: #1F3555;
    --hover: #1F2E4A;
}

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

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

.header {
    background: linear-gradient(180deg, rgba(13, 22, 41, 0.9) 0%, rgba(5, 8, 20, 0.8) 100%);
    backdrop-filter: blur(12px);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-text {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.nav-items {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 8px 12px;
    background: rgba(0, 217, 255, 0.05);
    border: 1px solid rgba(0, 217, 255, 0.2);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-badge:hover {
    background: rgba(0, 217, 255, 0.1);
    border-color: var(--accent-cyan);
}

.nav-badge svg {
    width: 12px;
    height: 12px;
}

.language-selector {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 1000;
}

.language-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 20px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 168, 255, 0.1);
}

.language-btn:hover {
    background: var(--hover);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 12px 48px rgba(0, 168, 255, 0.2);
}

.language-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 8, 20, 0.98);
    backdrop-filter: blur(12px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.language-modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

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

.language-modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    max-width: 700px;
    width: 90%;
    animation: modalPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.language-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.language-modal-header h3 {
    font-size: 24px;
    font-weight: 700;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 32px;
    line-height: 1;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border-radius: 8px;
}

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

.language-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

.language-option {
    background: var(--tertiary-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    color: var(--text-primary);
}

.language-option:hover {
    background: var(--hover);
    border-color: var(--accent-blue);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 168, 255, 0.15);
}

.language-option .flag {
    font-size: 40px;
}

.language-option .lang-name {
    font-weight: 600;
}

.hero {
    position: relative;
    padding: 160px 0 120px;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.security-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle 1px at 20% 30%, rgba(0, 168, 255, 0.4), transparent 1px),
        radial-gradient(circle 1px at 60% 70%, rgba(0, 217, 255, 0.3), transparent 1px),
        radial-gradient(circle 1px at 50% 50%, rgba(0, 168, 255, 0.2), transparent 1px),
        radial-gradient(circle 1px at 80% 10%, rgba(0, 217, 255, 0.25), transparent 1px),
        radial-gradient(circle 1px at 10% 90%, rgba(0, 168, 255, 0.3), transparent 1px);
    background-size:
        200px 200px,
        300px 300px,
        250px 250px,
        280px 280px,
        320px 320px;
    background-position:
        0 0,
        40px 60px,
        130px 270px,
        70px 100px,
        -120px -140px;
    animation:
        gridFloat 25s ease-in-out infinite,
        gridShift 40s linear infinite,
        gridPulse 8s ease-in-out infinite;
    pointer-events: none;
    opacity: 0.6;
}

@keyframes gridFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-40px); }
}

@keyframes gridShift {
    0% { background-position: 0 0, 40px 60px, 130px 270px, 70px 100px, -120px -140px; }
    100% { background-position: 200px 200px, 240px 260px, 330px 470px, 270px 300px, 80px 60px; }
}

@keyframes gridPulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.8; }
}

.floating-keys {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.floating-keys::before,
.floating-keys::after {
    content: '🔐';
    position: absolute;
    font-size: 20px;
    opacity: 0.15;
    animation: float-key 25s infinite ease-in-out;
}

.floating-keys::before {
    left: 10%;
    top: 20%;
    animation-delay: 0s;
}

.floating-keys::after {
    right: 15%;
    top: 60%;
    animation-delay: 5s;
}

@keyframes float-key {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0.1;
    }
    25% {
        transform: translate(50px, -100px) rotate(90deg);
        opacity: 0.2;
    }
    50% {
        transform: translate(100px, -50px) rotate(180deg);
        opacity: 0.15;
    }
    75% {
        transform: translate(50px, 50px) rotate(270deg);
        opacity: 0.25;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(0, 168, 255, 0.1), rgba(0, 217, 255, 0.05));
    border: 1px solid rgba(0, 217, 255, 0.3);
    border-radius: 50px;
    padding: 12px 24px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
    animation: fadeInDown 0.8s ease;
}

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

.hero-title {
    font-size: 72px;
    font-weight: 800;
    letter-spacing: -2px;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInDown 0.8s ease 0.1s backwards;
}

.highlight {
    background: linear-gradient(135deg, #00A8FF, #00D9FF, #1AE8FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
    0%, 100% {
        background: linear-gradient(135deg, #00A8FF, #00D9FF, #1AE8FF);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    50% {
        background: linear-gradient(135deg, #00D9FF, #1AE8FF, #00A8FF);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
    max-width: 800px;
    animation: fadeInDown 0.8s ease 0.2s backwards;
}

.hero-features {
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
    animation: fadeInDown 0.8s ease 0.3s backwards;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.feature-item:hover {
    color: var(--accent-cyan);
    transform: translateX(4px);
}

.feature-item svg {
    color: var(--accent-cyan);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 48px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    color: white;
    box-shadow: 0 8px 24px rgba(0, 168, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 168, 255, 0.4);
}

.btn-hero {
    animation: fadeInDown 0.8s ease 0.4s backwards;
    padding: 18px 56px;
    font-size: 17px;
}

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

.btn-secondary:hover {
    background: var(--hover);
    border-color: var(--accent-blue);
}

.issues-section {
    padding: 120px 0 80px;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 56px;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
    animation: fadeIn 0.8s ease;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
    animation: fadeIn 0.8s ease 0.1s backwards;
}

.issues-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 28px;
}

.issue-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.320, 1);
    position: relative;
    overflow: hidden;
}

.issue-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.issue-card:hover {
    background: var(--hover);
    border-color: var(--accent-blue);
    transform: translateY(-8px);
    box-shadow: 0 24px 64px rgba(0, 168, 255, 0.2);
}

.issue-card:hover::before {
    opacity: 1;
}

.issue-icon-container {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(0, 168, 255, 0.15), rgba(0, 217, 255, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: all 0.3s ease;
    overflow: hidden;
    padding: 12px;
}

.issue-card:hover .issue-icon-container {
    background: linear-gradient(135deg, rgba(0, 168, 255, 0.25), rgba(0, 217, 255, 0.15));
    transform: scale(1.08) rotateZ(5deg);
}

.issue-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.issue-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.issue-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.trust-section {
    padding: 100px 0;
    background: linear-gradient(180deg, transparent, rgba(0, 168, 255, 0.03));
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.trust-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 168, 255, 0.05) 0%, transparent 70%);
    animation: rotate-gradient 20s linear infinite;
}

@keyframes rotate-gradient {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.section-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    margin-bottom: 56px;
    position: relative;
    z-index: 1;
}

.trust-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.metric {
    text-align: center;
    padding: 32px 24px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.metric::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan), var(--accent-light));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.metric:hover::before {
    transform: translateX(0);
}

.metric:hover {
    background: var(--hover);
    border-color: var(--accent-blue);
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 20px 60px rgba(0, 168, 255, 0.25);
}

.metric-number {
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    line-height: 1.2;
    transition: all 0.3s ease;
}

.metric:hover .metric-number {
    transform: scale(1.1);
}

.metric-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.3px;
}

.footer {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border);
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--accent-blue);
}

.footer-divider {
    color: var(--text-muted);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 8, 20, 0.98);
    backdrop-filter: blur(12px);
    z-index: 3000;
    align-items: center;
    justify-content: center;
    padding: 24px;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 48px;
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 36px;
}

.modal-header h3 {
    font-size: 28px;
    font-weight: 700;
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

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

.optional {
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 400;
}

.form-group input,
.form-group textarea {
    background: var(--tertiary-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: var(--secondary-bg);
    box-shadow: 0 0 0 4px rgba(0, 168, 255, 0.1);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-actions {
    display: flex;
    gap: 16px;
    margin-top: 12px;
}

.form-actions .btn {
    flex: 1;
    padding: 16px 24px;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 48px;
    }

    .hero {
        padding: 100px 0 80px;
        min-height: auto;
    }

    .nav-items {
        display: none;
    }

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

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

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

    .modal-content {
        padding: 32px 24px;
    }

    .trust-metrics {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .metric {
        padding: 24px 16px;
    }

    .metric-number {
        font-size: 36px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-features {
        gap: 16px;
    }

    .feature-item {
        font-size: 14px;
    }

    .btn {
        padding: 14px 32px;
        font-size: 15px;
    }

    .form-actions {
        flex-direction: column;
    }

    .trust-metrics {
        grid-template-columns: 1fr;
    }
}

.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--tertiary-bg);
    border-radius: 10px;
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 10px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

button:disabled:hover {
    transform: none;
}