:root {
    --bg-dark: #0b0f19;
    --card-bg: #111827;
    --card-border: #1f2937;
    --text-main: #f9fafb;
    --text-muted: #9ca3af;
    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    --accent-purple: #8b5cf6;
    --error-red: #ef4444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    border-bottom: 1px solid var(--card-border);
    background: rgba(17, 24, 39, 0.7);
    backdrop-filter: blur(10px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: #fff;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo i {
    color: var(--accent-blue);
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    transition: 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.nav-links a:hover, .nav-links a.active {
    color: #fff;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    text-align: center;
}

.badge, .tool-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
    padding: 0.4rem 1rem;
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.fb-badge {
    background: rgba(24, 119, 242, 0.1);
    color: #1877F2;
    border-color: rgba(24, 119, 242, 0.3);
}

h1, .tool-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
}

.subtitle, .tool-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: 2.5rem;
    line-height: 1.5;
}

.downloader-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 2rem;
    border-radius: 1rem;
    width: 100%;
    max-width: 580px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    margin-bottom: 1.25rem;
}

.input-icon {
    position: absolute;
    left: 1.25rem;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.input-wrapper input, .contact-textarea {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 0.75rem;
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: 0.2s border-color;
}

.contact-textarea {
    padding: 1rem;
    resize: vertical;
}

.input-wrapper input:focus, .contact-textarea:focus {
    border-color: var(--accent-blue);
}

.download-btn {
    width: 100%;
    padding: 1rem;
    background: var(--accent-blue);
    color: #fff;
    border: none;
    border-radius: 0.75rem;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: 0.2s background;
}

.download-btn:hover {
    background: var(--accent-blue-hover);
}

.fb-btn {
    background: #1877F2;
}

.fb-btn:hover {
    background: #166fe5;
}

.supported-icons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.supported-icons span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.error-box {
    margin-top: 1.5rem;
    padding: 0.85rem 1rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 0.5rem;
    color: var(--error-red);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.result-box {
    margin-top: 1.5rem;
    padding: 1.25rem;
    background: #1e293b;
    border-radius: 0.75rem;
    display: flex;
    gap: 1rem;
    text-align: left;
    align-items: center;
}

.result-thumb {
    width: 110px;
    height: 75px;
    object-fit: cover;
    border-radius: 0.5rem;
}

.result-info {
    flex: 1;
    overflow: hidden;
}

.result-info h3 {
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 0.6rem;
}

.save-file-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    background: #10b981;
    color: #fff;
    text-decoration: none;
    border-radius: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
}

.save-file-btn:hover {
    background: #059669;
}

.fb-save-btn {
    background: #1877F2;
}

.fb-save-btn:hover {
    background: #166fe5;
}

.seo-section {
    margin-top: 4rem;
    max-width: 900px;
    width: 100%;
}

.seo-section h2 {
    font-size: 1.75rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.feature-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 1.75rem;
    border-radius: 0.75rem;
    text-align: left;
}

.feature-item i {
    font-size: 1.5rem;
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

.feature-item h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.feature-item p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.4;
}

.footer {
    border-top: 1px solid var(--card-border);
    padding: 2rem 1.5rem;
    text-align: center;
    background: #080c14;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: #fff;
}

.footer-copy {
    color: #64748b;
    font-size: 0.85rem;
}

@media (max-width: 650px) {
    .navbar {
        padding: 0.8rem 1rem;
        flex-direction: column;
        gap: 0.8rem;
    }
    .nav-links {
        gap: 0.9rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    .nav-links a {
        font-size: 0.85rem;
    }
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.step-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 1.75rem;
    border-radius: 0.75rem;
    text-align: center;
}

.step-num {
    width: 40px;
    height: 40px;
    background: var(--accent-blue);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto 1rem auto;
}

.fb-num {
    background: #1877F2;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
    text-align: left;
}

.faq-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 1.25rem 1.5rem;
    border-radius: 0.75rem;
}

.faq-card h4 {
    font-size: 1.05rem;
    margin-bottom: 0.4rem;
    color: #fff;
}

.faq-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.insta-badge {
    background: rgba(225, 48, 108, 0.1);
    color: #E1306C;
    border-color: rgba(225, 48, 108, 0.3);
}

.insta-btn, .insta-num, .insta-save-btn {
    background: #E1306C;
}

.insta-btn:hover, .insta-save-btn:hover {
    background: #c1275d;
}

.tw-badge {
    background: rgba(56, 189, 248, 0.1);
    color: #38bdf8;
    border-color: rgba(56, 189, 248, 0.3);
}

.tw-btn, .tw-num, .tw-save-btn {
    background: #38bdf8;
}

.tw-btn:hover, .tw-save-btn:hover {
    background: #0ea5e9;
}

.legal-container {
    max-width: 800px;
    width: 100%;
    text-align: left;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    padding: 2.5rem;
    margin: 2rem 0;
}

.legal-container h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.legal-date {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 1rem;
}

.legal-section {
    margin-bottom: 1.75rem;
}

.legal-section h2 {
    font-size: 1.25rem;
    margin-bottom: 0.6rem;
    color: #fff;
}

.legal-section p {
    color: var(--text-muted);
    line-height: 1.6;
    font-size: 0.95rem;
}