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

:root {
    --primary: #2d5f7f;
    --primary-dark: #1e4059;
    --accent: #a67c6d;
    --accent-light: #d4b5a8;
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --text-light: #6a6a6a;
    --bg-main: #ffffff;
    --bg-light: #fafafa;
    --bg-accent: #f5f5f5;
    --border: #e0e0e0;
    --gradient-1: linear-gradient(135deg, #2d5f7f 0%, #4a7a9a 100%);
    --gradient-2: linear-gradient(135deg, #a67c6d 0%, #c19688 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.8;
    color: var(--text-dark);
    background: var(--bg-main);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.03);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-img {
    height: 65px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.logo-name {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: -0.5px;
    line-height: 1;
}

.logo-tagline {
    font-size: 0.75rem;
    color: var(--accent);
    letter-spacing: 0.5px;
    line-height: 1;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--text-medium);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

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

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

.nav-links a.active {
    color: var(--primary);
}

.nav-links a.active::before {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: var(--text-dark);
    padding: 8rem 3rem 10rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

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

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -250px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.shape-2 {
    width: 350px;
    height: 350px;
    background: var(--accent);
    bottom: -150px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--primary);
    top: 50%;
    left: 10%;
    animation: float 25s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-logo {
    display: none;
}

.hero-logo img {
    height: 120px;
    width: auto;
    display: block;
}

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

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    letter-spacing: -2px;
    color: var(--text-dark);
    animation: fadeInUp 1s ease 0.2s both;
}

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

.hero p {
    font-size: 1.35rem;
    margin-bottom: 2rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    color: var(--text-medium);
    animation: fadeInUp 1s ease 0.4s both;
}

.badge {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 0.65rem 1.75rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(45, 95, 127, 0.3);
    animation: fadeInUp 1s ease 0.6s both;
}

/* Main Content */
.main-content {
    background: var(--bg-main);
    margin-top: -4rem;
    position: relative;
    z-index: 2;
}

.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 3rem 6rem;
}

.section {
    margin-bottom: 6rem;
    opacity: 0;
    animation: sectionFade 0.8s ease forwards;
    background: white;
    padding: 3.5rem;
    border-radius: 20px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-1);
}

.section:nth-child(1) { animation-delay: 0.1s; }
.section:nth-child(2) { animation-delay: 0.2s; }
.section:nth-child(3) { animation-delay: 0.3s; }
.section:nth-child(4) { animation-delay: 0.4s; }
.section:nth-child(5) { animation-delay: 0.5s; }
.section:nth-child(6) { animation-delay: 0.6s; }
.section:nth-child(7) { animation-delay: 0.7s; }

@keyframes sectionFade {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-number {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: 3px;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.section h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1.75rem;
    letter-spacing: -1px;
    line-height: 1.2;
}

.section p {
    color: var(--text-medium);
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 1.75rem;
}

.highlight-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px solid var(--accent-light);
    box-shadow: 0 8px 40px rgba(166, 124, 109, 0.15);
}

.highlight-section::before {
    background: var(--gradient-2);
}

/* Lists */
.simple-list {
    list-style: none;
    margin: 2rem 0;
    padding: 0;
}

.simple-list li {
    padding: 1rem 0;
    padding-left: 2.5rem;
    position: relative;
    color: var(--text-medium);
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.simple-list li:last-child {
    border-bottom: none;
}

.simple-list li:hover {
    padding-left: 3rem;
    color: var(--primary);
}

.simple-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 1.5rem;
    width: 8px;
    height: 8px;
    background: var(--gradient-1);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.simple-list li:hover::before {
    transform: scale(1.3);
    box-shadow: 0 0 0 4px rgba(45, 95, 127, 0.2);
}

/* Data Cards */
.data-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.data-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.data-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: var(--gradient-2);
    opacity: 0.05;
    border-radius: 0 16px 0 100%;
    transition: all 0.4s ease;
}

.data-card:hover {
    border-color: var(--primary);
    box-shadow: 0 12px 40px rgba(45, 95, 127, 0.15);
    transform: translateY(-8px);
}

.data-card:hover::after {
    opacity: 0.1;
    width: 150px;
    height: 150px;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1.25rem;
    display: block;
}

.data-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.data-card p {
    color: var(--text-medium);
    font-size: 1rem;
    line-height: 1.7;
    margin: 0;
}

.data-card .simple-list {
    margin: 1.5rem 0 0 0;
}

.data-card .simple-list li {
    font-size: 1rem;
    padding: 0.65rem 0 0.65rem 2rem;
}

.data-card .simple-list li::before {
    top: 1.3rem;
    width: 8px;
    height: 8px;
}

/* Security Grid */
.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.security-item {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 16px;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.security-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--primary);
}

.security-item .icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
}

.security-item p {
    font-size: 1rem;
    margin: 0;
    line-height: 1.6;
}

/* Rights Grid */
.rights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.right-item {
    padding: 2rem;
    border: 2px solid var(--border);
    border-radius: 16px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: white;
    position: relative;
}

.right-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
    border-radius: 16px 16px 0 0;
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.right-item:hover {
    border-color: var(--primary);
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(45, 95, 127, 0.15);
}

.right-item:hover::before {
    transform: scaleX(1);
}

.right-item h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
}

.right-item p {
    font-size: 1rem;
    margin: 0;
    line-height: 1.7;
}

/* Prohibited Grid */
.prohibited-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.prohibited-item {
    padding: 1.5rem 1.75rem;
    background: linear-gradient(135deg, #fff5f5 0%, #ffe8e8 100%);
    border-left: 4px solid #ef4444;
    border-radius: 8px;
    color: var(--text-medium);
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.1);
}

.prohibited-item:hover {
    transform: translateX(8px);
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.2);
}

/* Important Notice */
.important-notice {
    background: linear-gradient(135deg, #f0f4f8 0%, #e6edf3 100%);
    border: 2px solid var(--primary);
    border-radius: 16px;
    padding: 2.5rem;
    margin: 3rem 0;
    position: relative;
    overflow: hidden;
}

.important-notice::before {
    content: '!';
    position: absolute;
    top: -20px;
    right: 20px;
    font-size: 120px;
    font-weight: 900;
    color: var(--primary);
    opacity: 0.05;
}

.important-notice p {
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.important-notice p:last-child {
    margin-bottom: 0;
}

.important-notice strong {
    color: var(--primary);
}

/* Footer */
.footer {
    background: var(--gradient-1);
    color: white;
    padding: 4rem 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.footer-content p {
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 0.5px;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2.5rem;
    right: 2.5rem;
    width: 56px;
    height: 56px;
    background: var(--gradient-1);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 8px 30px rgba(45, 95, 127, 0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-8px) scale(1.1);
    box-shadow: 0 12px 40px rgba(45, 95, 127, 0.5);
}

.back-to-top:active {
    transform: translateY(-6px) scale(1.05);
}

/* Data Deletion Form Styles */
.deletion-form-container {
    max-width: 700px;
    margin: 2rem auto;
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.deletion-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.required {
    color: #e74c3c;
    margin-left: 2px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
    padding: 0.875rem 1.25rem;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background: #fafafa;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 3px rgba(45, 95, 127, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%234a4a4a' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 3rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.6;
}

.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.75rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-weight: 400;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary);
    flex-shrink: 0;
}

.submit-btn {
    margin-top: 1rem;
    padding: 1rem 2.5rem;
    background: var(--gradient-1);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(45, 95, 127, 0.3);
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(45, 95, 127, 0.4);
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-message {
    margin-top: 1.5rem;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    font-size: 0.95rem;
    line-height: 1.5;
    animation: fadeIn 0.3s ease;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.contact-info {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    margin-top: 1rem;
}

.contact-info p {
    margin: 0.75rem 0;
    font-size: 1.05rem;
}

.contact-info a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: var(--accent);
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 1rem 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }

    .logo-wrapper {
        gap: 0.75rem;
    }

    .logo-img {
        height: 55px;
    }

    .logo-name {
        font-size: 1.1rem;
    }

    .logo-tagline {
        font-size: 0.7rem;
    }

    .nav-links {
        gap: 1.5rem;
    }

    .nav-links a {
        font-size: 0.9rem;
    }

    .hero {
        padding: 5rem 1.5rem 6rem;
    }

    .hero-logo {
        padding: 1rem 2rem;
        max-width: 300px;
    }

    .hero-logo img {
        height: 80px;
    }    .hero h1 {
        font-size: 2.5rem;
        letter-spacing: -1px;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .badge {
        padding: 0.55rem 1.25rem;
        font-size: 0.85rem;
    }

    .content-wrapper {
        padding: 0 1.5rem 4rem;
    }

    .section {
        margin-bottom: 3rem;
        padding: 2rem;
    }

    .section h2 {
        font-size: 1.75rem;
    }

    .section p {
        font-size: 1rem;
    }

    .data-cards,
    .security-grid,
    .rights-grid,
    .prohibited-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .highlight-section {
        padding: 2rem;
    }

    .back-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }

    .shape-1 {
        width: 300px;
        height: 300px;
    }

    .shape-2 {
        width: 250px;
        height: 250px;
    }

    .shape-3 {
        display: none;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .back-to-top {
        display: none;
    }

    .hero {
        background: var(--text-dark);
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .section {
        page-break-inside: avoid;
    }

    .deletion-form-container {
        padding: 2rem 1.5rem;
    }

    .form-group input[type="text"],
    .form-group input[type="email"],
    .form-group select,
    .form-group textarea {
        font-size: 16px; /* Prevents zoom on iOS */
    }

    .submit-btn {
        width: 100%;
    }

    .contact-info {
        padding: 1.5rem;
    }
}