:root {
    --primary: #003366;
    --secondary: #2c3e50;
    --accent: #f39c12;
    --success: #27ae60;
    --warning: #e67e22;
    --danger: #c0392b;
    --light: #f4f7f6;
    --dark: #1a1a1a;
    --white: #ffffff;
    --gray: #7f8c8d;
    --border: #dee2e6;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--secondary);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary);
}

p {
    margin-bottom: 1rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

section {
    padding: 5rem 0;
}

/* BLOCO 3 — AUTORIDADE DO INSTRUTOR */
.instructor-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}

@media (min-width: 768px) {
    .instructor-profile {
        flex-direction: row;
        align-items: flex-start;
    }
}

.instructor-img {
    width: 300px;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.instructor-content h3 {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.instructor-list {
    list-style: none;
}

.instructor-list li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.instructor-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* BLOCO 4 — O QUE VOCÊ VAI APRENDER */
.checklist {
    list-style: none;
    display: grid;
    gap: 1rem;
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--light);
    padding: 1rem;
    border-radius: 4px;
}

.checklist-item svg {
    color: var(--success);
    flex-shrink: 0;
}

/* BLOCO 5 — COMO FUNCIONA */
.cards-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    border: 1px solid var(--border);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.card h3 {
    font-size: 1.1rem;
    margin-bottom: 0;
}

/* BLOCO 6 — PARA QUEM É */
.audience-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
}

.audience-item {
    background: var(--primary);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* BLOCO 7 — IMPORTANTE SABER */
.notice-box {
    background: #fff3cd;
    border: 1px solid #ffeeba;
    padding: 2.5rem;
    border-radius: 8px;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.notice-box p {
    font-weight: 600;
    margin-bottom: 0;
    color: #856404;
}

/* BLOCO 8 — OFERTA */
.offer-box {
    background: var(--white);
    border: 2px solid var(--primary);
    border-radius: 12px;
    padding: 3rem;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 51, 102, 0.1);
}

.price {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary);
    margin: 2rem 0;
}

.offer-features {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
    display: inline-block;
}

.offer-features li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* BLOCO 9 — FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 1rem;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--secondary);
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    color: var(--accent);
}

.faq-item.active .faq-question::after {
    content: "-";
}

.faq-answer {
    padding: 0 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    opacity: 0;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 1rem;
    opacity: 1;
}

/* BLOCO 10 — RODAPÉ */
footer {
    background: var(--dark);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

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

.footer-links a:hover {
    color: var(--white);
}

.footer-disclaimer {
    font-size: 0.8rem;
    color: var(--gray);
    max-width: 800px;
    margin: 0 auto;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: center;
    border: none;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #d35400;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(243, 156, 18, 0.3);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.25rem;
}

.bg-light {
    background-color: var(--light);
}

/* Base Responsive Grid */
.grid {
    display: grid;
    gap: 2rem;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Specific Block Styles */

/* BLOCO 1 — HERO */
.hero {
    position: relative;
    /* Gradiente abstrato estilo termovisão: tons de preto para áreas frias, vermelho e amarelo para áreas quentes */
    background: radial-gradient(circle at 70% 30%, #ffcc00 0%, transparent 40%),
        radial-gradient(circle at 30% 70%, #cc0000 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, #990000 0%, transparent 50%),
        linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    background-size: cover;
    color: var(--white);
    padding: 8rem 0 6rem;
    text-align: center;
}


.hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero .subtitle {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 3rem;
    opacity: 0.9;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
}

.hero-feature-item svg {
    color: var(--accent);
}

/* BLOCO 2 — IDENTIFICAÇÃO DO PROBLEMA */
.problem-list {
    list-style: none;
    max-width: 700px;
    margin: 0 auto;
}

.problem-list li {
    padding: 1.25rem;
    background: var(--white);
    border-left: 4px solid var(--danger);
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
}

.problem-list li::before {
    content: "✕";
    color: var(--danger);
    font-weight: bold;
}