/* RESET & VARIÁVEIS DE CORES BASEADAS NO DASHBOARD REAL */
:root {
    --bg-main: #0D0B1C;
    --bg-card: #18152E;
    --bg-card-alt: #1F1B3C;
    --border-color: #2B2554;
    --primary-neon: #6D44F6;
    --primary-neon-hover: #7C3AED;
    --text-main: #FFFFFF;
    --text-muted: #9490B8;
    
    /* CORES DE RANKS */
    --rank-bronze: #D97706;
    --rank-prata: #38BDF8;
    --rank-ouro: #F59E0B;
    --rank-diamante: #00F0FF;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* CABEÇALHO */
.header {
    background: rgba(13, 11, 28, 0.94);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    padding: 6px 0; 
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 120px;
}

/* TRAVAR O TAMANHO DO SVG */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: #fff;
    font-size: 1.3rem;
    font-weight: 700;
    max-height: 48px; 
}

.logo-img {
    display: block;
    width: 48px !important;
    height: 48px !important;
    max-width: 48px !important;
    max-height: 48px !important;
    object-fit: contain;
    filter: drop-shadow(0 0 8px rgba(109, 68, 246, 0.4));
    flex-shrink: 0;
}

/* SVG inline direto no HTML (se você colou o código <svg> em vez da tag <img>) */
.logo svg {
    width: 48px !important;
    height: 48px !important;
    max-width: 48px !important;
    max-height: 48px !important;
}

/* LOGO NO FOOTER */
.footer-logo {
    width: 36px !important;
    height: 36px !important;
    max-width: 36px !important;
    max-height: 36px !important;
    object-fit: contain;
    flex-shrink: 0;
}

.footer-brand svg {
    width: 36px !important;
    height: 36px !important;
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: 0.3s;
}

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

.nav-actions {
    display: flex;
    gap: 12px;
}

/* BOTÕES */
.btn {
    display: inline-block;
    padding: 10px 22px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--primary-neon);
    color: #fff;
    box-shadow: 0 4px 15px rgba(109, 68, 246, 0.35);
}

.btn-primary:hover {
    background: var(--primary-neon-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(109, 68, 246, 0.5);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-card);
}

.btn-block {
    width: 100%;
}

/* HERO SECTION */
.hero {
    padding: 90px 0 60px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: center;
}

.tag-badge {
    background: rgba(109, 68, 246, 0.15);
    color: #A78BFA;
    border: 1px solid rgba(109, 68, 246, 0.4);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 2.8rem;
    line-height: 1.2;
    margin-bottom: 18px;
}

.hero h1 span {
    color: var(--primary-neon);
}

.hero p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 30px;
}

/* FORMULÁRIO */
.hero-form {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 24px;
    border-radius: 12px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.form-group input {
    background: #110E24;
    border: 1px solid var(--border-color);
    padding: 14px 16px;
    border-radius: 8px;
    color: #fff;
    font-size: 0.95rem;
    outline: none;
}

.form-group input:focus {
    border-color: var(--primary-neon);
}

.form-disclaimer {
    display: block;
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 10px;
    text-align: center;
}

/* MOCKUP DO DASHBOARD */
.dashboard-mockup {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.mockup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
    margin-bottom: 20px;
}

.mockup-title {
    font-weight: 700;
    font-size: 1.2rem;
}

.mockup-badge {
    background: rgba(0, 240, 255, 0.1);
    color: var(--rank-diamante);
    border: 1px solid var(--rank-diamante);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
}

.mockup-item {
    background: var(--bg-card-alt);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px 18px;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.item-info strong {
    display: block;
    font-size: 0.95rem;
}

.item-info span {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.badge-tag {
    font-weight: 700;
    font-size: 0.85rem;
    padding: 4px 10px;
    border-radius: 6px;
}

.badge-tag.diam {
    background: rgba(0, 240, 255, 0.15);
    color: var(--rank-diamante);
}

.badge-tag.gold {
    background: rgba(245, 158, 11, 0.15);
    color: var(--rank-ouro);
}

.btn-demo {
    display: block;
    text-align: center;
    color: var(--primary-neon);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 15px;
    transition: 0.3s;
}

.btn-demo:hover {
    color: #fff;
}

/* SEÇÕES GENÉRICAS */
.section {
    padding: 80px 0;
}

.section-dark {
    background: #090714;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.section-title p {
    color: var(--text-muted);
}

.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px 24px;
    transition: 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-neon);
}

.card-icon {
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.card h3 {
    margin-bottom: 12px;
    font-size: 1.15rem;
}

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

/* CARDS DE NÍVEIS */
.rank-card .rank-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.rank-bronze .rank-badge { background: rgba(217, 119, 6, 0.2); color: var(--rank-bronze); }
.rank-prata .rank-badge { background: rgba(56, 189, 248, 0.2); color: var(--rank-prata); }
.rank-ouro .rank-badge { background: rgba(245, 158, 11, 0.2); color: var(--rank-ouro); }
.rank-diamante .rank-badge { background: rgba(0, 240, 255, 0.2); color: var(--rank-diamante); }

/* PROFESSORES */
.teacher-box {
    background: linear-gradient(135deg, var(--bg-card) 0%, #1a133d 100%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 50px;
}

.teacher-content {
    max-width: 650px;
}

.teacher-content h2 {
    font-size: 2rem;
    margin: 15px 0 20px;
}

.teacher-list {
    list-style: none;
    margin-bottom: 30px;
}

.teacher-list li {
    margin-bottom: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 10px;
}

.teacher-list li span {
    color: var(--primary-neon);
    font-weight: bold;
}

/* FAQ */
.faq-accordion {
    max-width: 750px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 20px;
}

.faq-item h4 {
    margin-bottom: 8px;
    color: #fff;
}

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

/* FOOTER */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-link {
    color: var(--primary-neon);
    text-decoration: none;
    font-weight: 600;
}

/* RESPONSIVIDADE MOBILE */
@media (max-width: 900px) {
    .nav-links, .nav-actions .btn-secondary { display: none; }
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero h1 { font-size: 2.1rem; }
    .teacher-box { padding: 30px 20px; }
    .footer-content { flex-direction: column; gap: 15px; }
}