/*
 * LANDING PAGE STYLES
 * Usa CSS variables de style.css para compatibilidade dark/light
 */

/* ── Layout Base ── */
.landing-page {
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
}

/* ── Navbar ── */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1rem 0;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s;
}

.theme-light .landing-nav {
    background: rgba(248, 250, 252, 0.9);
}

.landing-nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.landing-nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text);
}

.landing-nav-brand img {
    height: 32px;
    width: auto;
}

.landing-nav-brand span {
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
}

.landing-nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.landing-nav-links a {
    color: var(--text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background 0.2s;
}

.landing-nav-links a:hover {
    background: rgba(255, 255, 255, 0.08);
}

.theme-light .landing-nav-links a:hover {
    background: rgba(0, 0, 0, 0.05);
}

.landing-nav-links .btn-nav-cta {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}

.landing-nav-links .btn-nav-cta:hover {
    background: var(--primary-600);
    color: #fff;
}

/* ── Hero Section ── */
.landing-hero {
    padding: 8rem 0 5rem;
    min-height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
}

.landing-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.landing-logo {
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

.landing-h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    color: var(--text);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary), #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.landing-subtitle {
    font-size: 1.15rem;
    color: var(--muted);
    max-width: 540px;
    line-height: 1.7;
    margin-bottom: 2rem;
}

/* ── CTA Button ── */
.landing-cta {
    background: var(--primary);
    color: #fff !important;
    border: none;
    padding: 0.9rem 2.25rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 8px;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: 0.02em;
}

.landing-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.35);
    color: #fff !important;
}

.landing-cta:active {
    transform: translateY(0);
}

.landing-cta-outline {
    background: transparent;
    color: var(--text) !important;
    border: 1px solid var(--border);
    padding: 0.9rem 2.25rem;
    font-weight: 500;
    font-size: 1rem;
    border-radius: 8px;
    transition: background 0.2s, border-color 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.landing-cta-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    color: var(--text) !important;
}

.theme-light .landing-cta-outline:hover {
    background: rgba(0, 0, 0, 0.03);
}

/* ── Sections ── */
.landing-section {
    padding: 5rem 0;
}

.landing-section-alt {
    background: var(--panel);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.landing-h2 {
    font-size: clamp(1.6rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text);
    letter-spacing: -0.02em;
}

.landing-section-subtitle {
    font-size: 1.05rem;
    color: var(--muted);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

/* ── Pain Cards ── */
.pain-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--card-radius, 12px);
    padding: 2rem;
    height: 100%;
    transition: transform 0.2s, box-shadow 0.2s;
}

.pain-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.pain-icon {
    font-size: 2rem;
    color: var(--bad, #ef4444);
    margin-bottom: 1rem;
    display: block;
}

.pain-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.pain-card p {
    font-size: 0.95rem;
    color: var(--muted);
    margin-bottom: 0;
}

/* ── Feature Cards ── */
.feature-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--card-radius, 12px);
    padding: 2rem;
    height: 100%;
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
    display: block;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--muted);
    margin-bottom: 0;
}

/* ── Scarcity Section ── */
.landing-scarcity {
    padding: 5rem 0;
}

.scarcity-badge {
    display: inline-block;
    background: rgba(59, 130, 246, 0.12);
    color: var(--primary);
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* ── Footer ── */
.landing-footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border);
    color: var(--muted);
}

.landing-footer small {
    font-size: 0.8rem;
}

/* ── Hero Visual Placeholder ── */
.landing-hero-visual {
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--card-radius, 12px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
}

.landing-hero-visual::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(59, 130, 246, 0.05) 0%,
            rgba(129, 140, 248, 0.05) 100%);
}

/* ── Responsive ── */
@media (max-width: 991px) {
    .landing-hero {
        padding: 7rem 0 3rem;
        min-height: auto;
        text-align: center;
    }

    .landing-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .landing-nav-links a:not(.btn-nav-cta) {
        display: none;
    }
}

@media (max-width: 768px) {
    .landing-hero {
        padding: 6rem 0 2.5rem;
    }

    .landing-cta {
        width: 100%;
        justify-content: center;
    }

    .landing-cta-outline {
        width: 100%;
        justify-content: center;
    }

    .landing-section {
        padding: 3.5rem 0;
    }

    .pain-card,
    .feature-card {
        text-align: center;
    }

    .pain-icon,
    .feature-icon {
        margin-left: auto;
        margin-right: auto;
    }
}