/* DB Explorer Landing - SaaS style (Supabase/Vercel-like) */
:root {
    --landing-bg: #0F172A;
    --landing-primary: #2563EB;
    --landing-secondary: #7C3AED;
    --landing-accent: #22C55E;
    --landing-text: #E5E7EB;
    --landing-text-muted: #94A3B8;
    --landing-card-bg: rgba(30, 41, 59, 0.6);
    --landing-border: rgba(148, 163, 184, 0.15);
}

body.landing-page {
    background-color: var(--landing-bg);
    color: var(--landing-text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    margin: 0;
}

.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--landing-border);
    padding: 0.75rem 1.5rem;
}

.landing-nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.landing-nav .brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--landing-text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.landing-nav .brand:hover {
    color: var(--landing-primary);
}

.landing-logo {
    height: 4rem;
    width: auto;
    max-height: 80px;
    display: block;
}

.register-logo {
    max-height: 5.5rem;
    width: auto;
    display: block;
}

.landing-nav .nav-lang-toggle {
    color: var(--landing-text-muted);
    text-decoration: none;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
}

.landing-nav .nav-lang-toggle:hover {
    color: var(--landing-text);
}

.landing-nav .lang-dropdown .dropdown-menu {
    background: var(--landing-card-bg);
    border: 1px solid var(--landing-border);
}

.landing-nav .lang-dropdown .dropdown-item {
    color: var(--landing-text);
}

.landing-nav .lang-dropdown .dropdown-item:hover {
    background: var(--landing-primary);
    color: white;
}

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

.landing-nav .nav-links a {
    color: var(--landing-text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
}

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

.landing-nav .btn-login {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background: transparent;
    border: 1px solid var(--landing-border);
    color: var(--landing-text);
    text-decoration: none;
    font-weight: 500;
}

.landing-nav .btn-login:hover {
    background: var(--landing-card-bg);
    color: var(--landing-text);
}

.landing-nav .btn-start {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background: var(--landing-primary);
    color: white;
    text-decoration: none;
    font-weight: 600;
}

.landing-nav .btn-start:hover {
    background: #1d4ed8;
    color: white;
}

/* Hero */
.landing-hero {
    padding: 8rem 1.5rem 6rem;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.landing-hero .hero-badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    background: var(--landing-card-bg);
    border: 1px solid var(--landing-border);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--landing-text-muted);
    margin-bottom: 1.5rem;
}

.landing-hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    background: linear-gradient(180deg, #fff 0%, var(--landing-text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.landing-hero .subheadline,
.landing-hero .hero-copy {
    font-size: 1.25rem;
    color: var(--landing-text-muted);
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.landing-hero .hero-line3 {
    margin-bottom: 2rem;
}

.landing-hero .cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.landing-hero .btn-primary-cta {
    padding: 0.85rem 1.75rem;
    border-radius: 10px;
    background: var(--landing-primary);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
}

.landing-hero .btn-primary-cta:hover {
    background: #1d4ed8;
    color: white;
}

.landing-hero .btn-demo {
    padding: 0.85rem 1.75rem;
    border-radius: 10px;
    background: var(--landing-card-bg);
    border: 1px solid var(--landing-border);
    color: var(--landing-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
}

.landing-hero .btn-demo:hover {
    background: rgba(30, 41, 59, 0.9);
    color: var(--landing-text);
    border-color: var(--landing-text-muted);
}

.landing-hero .hero-preview {
    margin-top: 3rem;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--landing-border);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.landing-hero .hero-preview img {
    width: 100%;
    height: auto;
    display: block;
}

.landing-hero .hero-preview.product-preview-section {
    background: var(--landing-card-bg);
    padding: 1.5rem;
}

.product-preview-title {
    font-size: clamp(1.5rem, 3vw, 1.75rem);
    font-weight: 700;
    color: var(--landing-text);
    margin: 0 0 0.5rem;
}

.product-preview-sub {
    font-size: 1rem;
    color: var(--landing-text-muted);
    margin: 0 0 1.5rem;
    line-height: 1.5;
}

.product-preview-image-wrap {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--landing-border);
}

.product-preview-image-wrap img {
    width: 100%;
    height: auto;
    display: block;
}

/* Supported Databases */
.landing-supported-dbs {
    padding-top: 2rem;
    padding-bottom: 2rem;
    text-align: center;
}

.supported-dbs-label {
    font-size: 0.9375rem;
    color: var(--landing-text-muted);
    opacity: 0.85;
    letter-spacing: 0.04em;
    margin: 0 0 0.5rem;
    font-weight: 500;
}

.supported-dbs-list {
    font-size: 0.9375rem;
    color: var(--landing-text-muted);
    opacity: 0.8;
    letter-spacing: 0.03em;
    margin: 0;
    line-height: 1.5;
}

/* Features */
.landing-section {
    padding: 5rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.landing-section h2 {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--landing-text);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--landing-card-bg);
    border: 1px solid var(--landing-border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
    border-color: var(--landing-primary);
    transform: translateY(-2px);
}

.feature-card .icon {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--landing-text);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--landing-text-muted);
    line-height: 1.5;
    margin: 0;
}

/* Screenshots */
.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.screenshot-card {
    background: var(--landing-card-bg);
    border: 1px solid var(--landing-border);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.2s;
}

.screenshot-card:hover {
    border-color: var(--landing-secondary);
}

.screenshot-card .caption {
    padding: 1rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--landing-text);
}

.screenshot-card .placeholder {
    height: 180px;
    background: linear-gradient(135deg, var(--landing-bg) 0%, var(--landing-card-bg) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--landing-text-muted);
    font-size: 0.85rem;
}

.screenshot-card img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-click {
    cursor: pointer;
    outline: none;
}

.screenshot-click:focus {
    outline: 2px solid var(--landing-primary);
    outline-offset: 2px;
}

.screenshot-click img {
    transition: opacity 0.2s;
}

.screenshot-card:hover .screenshot-click img {
    opacity: 0.92;
}

/* Screenshot modal (dark theme) */
#screenshotModal .landing-modal-content {
    background: var(--landing-bg);
    border: 1px solid var(--landing-border);
    border-radius: 12px;
}

#screenshotModal .modal-body {
    background: var(--landing-bg);
}

.screenshot-modal-img {
    max-width: 100%;
    height: auto;
    max-height: 85vh;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

/* Pricing */
.pricing-toggle-wrap {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.pricing-toggle-btn {
    padding: 0.6rem 1.25rem;
    border-radius: 10px;
    border: 1px solid var(--landing-border);
    background: var(--landing-card-bg);
    color: var(--landing-text-muted);
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.pricing-toggle-btn:hover {
    color: var(--landing-text);
    border-color: var(--landing-text-muted);
}

.pricing-toggle-btn.active {
    background: var(--landing-primary);
    color: white;
    border-color: var(--landing-primary);
}

.pricing-toggle-badge {
    font-size: 0.75rem;
    opacity: 0.9;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    align-items: stretch;
}

.pricing-card {
    background: var(--landing-card-bg);
    border: 1px solid var(--landing-border);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

.pricing-card.featured {
    border-color: var(--landing-primary);
    box-shadow: 0 0 0 1px var(--landing-primary);
    position: relative;
    padding-top: 2.25rem;
}

.pricing-badge {
    position: absolute;
    top: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--landing-accent);
    color: var(--landing-bg);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    white-space: nowrap;
}

.pricing-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--landing-text);
}

.pricing-card .price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--landing-text);
    margin-bottom: 1.5rem;
}

.pricing-card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
    flex: 1;
}

.pricing-card li {
    padding: 0.4rem 0;
    color: var(--landing-text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pricing-card li::before {
    content: "✓";
    color: var(--landing-accent);
    font-weight: 700;
}

.pricing-card .btn-plan {
    display: block;
    text-align: center;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    margin-top: auto;
}

.pricing-card .btn-plan.primary {
    background: var(--landing-primary);
    color: white;
    border: none;
}

.pricing-card .btn-plan.primary:hover {
    background: #1d4ed8;
    color: white;
}

.pricing-card .btn-plan.secondary {
    background: transparent;
    border: 1px solid var(--landing-border);
    color: var(--landing-text);
}

.pricing-card .btn-plan.secondary:hover {
    background: var(--landing-card-bg);
    color: var(--landing-text);
}

/* Trust */
.landing-section#trust {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

.trust-items {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem 2rem;
    margin-bottom: 1.5rem;
}

.trust-item {
    font-size: 1rem;
    color: var(--landing-text);
    font-weight: 500;
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.trust-badge {
    display: inline-block;
    padding: 0.4rem 0.9rem;
    background: var(--landing-card-bg);
    border: 1px solid var(--landing-border);
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--landing-text-muted);
}

.trust-badge-coming {
    opacity: 0.8;
    font-style: italic;
}

/* CTA */
.landing-cta {
    text-align: center;
    padding: 5rem 1.5rem;
}

.landing-cta h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--landing-text);
}

.landing-cta p {
    color: var(--landing-text-muted);
    margin-bottom: 1.5rem;
}

.landing-cta .btn-cta {
    padding: 0.85rem 2rem;
    border-radius: 10px;
    background: var(--landing-accent);
    color: var(--landing-bg);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
}

.landing-cta .btn-cta:hover {
    background: #16a34a;
    color: var(--landing-bg);
}

/* Footer */
.landing-footer {
    border-top: 1px solid var(--landing-border);
    padding: 3rem 1.5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.landing-footer .footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.landing-footer h4 {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--landing-text-muted);
    margin-bottom: 1rem;
}

.landing-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.landing-footer li {
    margin-bottom: 0.5rem;
}

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

.landing-footer a:hover {
    color: var(--landing-text);
}

.landing-footer .footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--landing-border);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--landing-text-muted);
}

.landing-footer .footer-bottom a {
    color: var(--landing-text-muted);
}

.landing-footer .footer-bottom a.synapto {
    color: var(--landing-primary);
    font-weight: 600;
    text-decoration: none;
}

.landing-footer .footer-bottom a.synapto:hover {
    color: var(--landing-accent);
    text-decoration: underline;
}

/* ========== Página de Registo ========== */
.register-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background-color: var(--landing-bg);
}

.register-card {
    max-width: 420px;
    width: 100%;
    background: var(--landing-card-bg);
    border: 1px solid var(--landing-border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
}

.register-card .text-center {
    margin-bottom: 1.5rem;
}

.register-card .text-center a {
    display: inline-block;
}

.register-card h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--landing-text);
    text-align: center;
}

.register-card .sub {
    color: var(--landing-text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
    text-align: center;
}

.register-card .btn-primary {
    background: var(--landing-primary) !important;
    border: none !important;
    padding: 0.75rem 1rem !important;
    font-weight: 600;
    border-radius: 8px;
}

.register-card .btn-primary:hover {
    background: #1d4ed8 !important;
}

.register-card .btn-login {
    margin-top: 1rem;
    text-align: center;
}

.register-card .btn-login a {
    color: var(--landing-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
}

.register-card .btn-login a:hover {
    color: var(--landing-primary);
    text-decoration: underline;
}