/* ===============================================
   TRIAL LAYOUT: Fundo Claro & Destaques Azul Elegante
   =============================================== */

:root {
    /* Cores Editorial Claro / Premium */
    --bg-main: #ffffff;
    /* Papel Puro */
    --bg-surface: #f8fafc;
    /* Cinza azulado quase branco */
    --bg-dark: #0f172a;
    /* Azul Marinho Profundo para seções de destaque */

    /* Cores de Texto */
    --text-primary: #0f172a;
    /* Azul Marinho para contraste máximo */
    --text-body: #334155;
    /* Cinza azulado escuro para leitura */
    --text-muted: #64748b;
    /* Cinza azulado médio */

    /* Cores Destaque */
    --accent-blue: #0f172a;
    /* O Azul Elegante solicitado */
    --accent-gold: #c5a365;
    /* Ouro envelhecido para detalhes */
    --accent-border: #e2e8f0;
    /* Cinza para filetes finos */

    /* Fontes */
    --font-heading: 'DM Serif Display', serif;
    --font-sans: 'DM Sans', sans-serif;

    /* Espaçamentos */
    --radius-none: 0px;
}

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

body {
    font-family: var(--font-sans);
    color: var(--text-body);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 400;
}

.grid-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 5%;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border-radius: var(--radius-none);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
}

.btn--outline {
    background: transparent;
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.btn--outline:hover {
    background: var(--accent-blue);
    color: #fff;
}

.btn--blue {
    background-color: var(--accent-blue);
    color: #fff;
    border-color: var(--accent-blue);
}

.btn--blue:hover {
    background-color: #1e293b;
    transform: translateY(-2px);
}

.btn--gold {
    background-color: var(--accent-gold);
    color: #000;
    border-color: var(--accent-gold);
}

.btn--gold:hover {
    background-color: #b39155;
    transform: translateY(-2px);
}

.btn--large {
    padding: 24px 48px;
    font-size: 1.05rem;
}

.btn--wide {
    width: 100%;
}

/* ==========================================
   HEADER
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 24px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--accent-border);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--text-primary);
}

.header-tag {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--accent-blue);
    font-weight: 700;
    border: 1px solid var(--accent-blue);
    padding: 4px 12px;
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 15px;
    }

    .header .btn {
        display: none;
    }
}

/* ==========================================
   HERO
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    background: var(--bg-main);
}

.hero-grid {
    position: relative;
    z-index: 2;
}

.hero__tag {
    font-size: 0.8rem;
    letter-spacing: 0.3em;
    color: var(--accent-gold);
    margin-bottom: 30px;
}

.hero__title {
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 0.95;
    margin-bottom: 40px;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.serif-italic {
    font-style: italic;
    font-weight: 400;
    color: var(--accent-blue);
}

.hero__desc {
    font-size: 1.2rem;
    max-width: 600px;
    border-left: 2px solid var(--accent-blue);
    padding-left: 30px;
    margin-bottom: 50px;
    color: var(--text-body);
}

.hero__micro {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 20px;
}

/* ==========================================
   PROBLEM SECTION
   ========================================== */
.problem {
    padding: 120px 0;
    background: var(--bg-surface);
    border-top: 1px solid var(--accent-border);
}

.problem__header {
    max-width: 800px;
    margin-bottom: 80px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.1;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-body);
}

.editorial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--accent-border);
    border-left: 1px solid var(--accent-border);
}

.editorial-column {
    padding: 50px;
    border-right: 1px solid var(--accent-border);
    border-bottom: 1px solid var(--accent-border);
    background: #fff;
}

.roman-numeral {
    font-size: 3rem;
    color: var(--accent-blue);
    opacity: 0.2;
    margin-bottom: 20px;
}

.editorial-column h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

@media (max-width: 1024px) {
    .editorial-grid {
        grid-template-columns: 1fr;
        border-left: none;
    }

    .editorial-column {
        border-left: 1px solid var(--accent-border);
    }
}

/* ==========================================
   MODAL
   ========================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: #fff;
    padding: 60px;
    max-width: 500px;
    width: 100%;
    position: relative;
    border: 2px solid var(--accent-blue);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
}

.modal-title {
    font-size: 2rem;
    margin-bottom: 10px;
}

.modal-subtitle {
    margin-bottom: 40px;
    color: var(--text-muted);
}

.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    font-size: 0.8rem;
    margin-bottom: 8px;
    text-transform: uppercase;
    color: var(--accent-blue);
    font-weight: 700;
}

.form-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--accent-border);
    color: var(--text-primary);
    padding: 12px 0;
    font-size: 1rem;
    outline: none;
}

.form-input:focus {
    border-bottom-color: var(--accent-blue);
}

.form-feedback {
    margin-top: 20px;
    font-size: 0.9rem;
    text-align: center;
}

.form-feedback.success {
    color: #10b981;
}

.form-feedback.error {
    color: #ef4444;
}

/* ==========================================
   SEÇÃO 4: A JORNADA (Passos)
   ========================================== */
.passos {
    padding: 120px 0;
    background: var(--bg-main);
}

.passos__grid {
    display: flex;
    gap: 80px;
    align-items: flex-start;
}

.passos__sidebar {
    flex: 0 0 400px;
    position: sticky;
    top: 150px;
}

.passos__content {
    flex: 1;
}

.step-reader {
    padding: 100px 0;
    border-bottom: 1px solid var(--accent-border);
    opacity: 0.15;
    filter: blur(4px);
    transition: all 0.6s ease;
}

.step-reader:last-child {
    border-bottom: none;
}

.step-num {
    font-size: 0.8rem;
    letter-spacing: 0.3em;
    color: var(--accent-gold);
    margin-bottom: 20px;
    font-weight: 700;
}

.step-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 25px;
}

.step-desc {
    font-size: 1.15rem;
    max-width: 500px;
    color: var(--text-body);
}

@media (max-width: 1024px) {
    .passos__grid {
        flex-direction: column;
    }

    .passos__sidebar {
        position: relative;
        top: 0;
        flex: none;
        margin-bottom: 60px;
    }

    .step-reader {
        padding: 60px 0;
        opacity: 1;
        filter: blur(0);
    }
}

/* ==========================================
   SEÇÃO 5: MECANISMO (Index)
   ========================================== */
.mecanismo {
    padding: 120px 0;
    background: var(--bg-surface);
}

.mecanismo__header {
    max-width: 800px;
    margin-bottom: 80px;
}

.mecanismo__index {
    max-width: 900px;
}

.index-row {
    display: flex;
    align-items: baseline;
    padding: 30px 0;
    border-bottom: 1px solid var(--accent-border);
    transition: all 0.4s ease;
    cursor: default;
}

.index-row:hover {
    padding-left: 20px;
    background: rgba(15, 23, 42, 0.02);
}

.index-row .index-num {
    font-size: 0.9rem;
    color: var(--accent-blue);
    margin-right: 40px;
    font-weight: 700;
    width: 60px;
    transition: color 0.3s ease;
}

.index-row:hover .index-num {
    color: var(--accent-gold);
}

.index-title {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    transition: transform 0.3s ease;
}

/* ==========================================
   SEÇÃO 6: PERFIL (Split)
   ========================================== */
.perfil {
    background: var(--bg-main);
}

.split-container {
    display: flex;
    min-height: 80vh;
}

.split-side {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 8%;
}

.split-side--blue {
    background: var(--bg-dark);
    color: #fff;
}

.split-side--blue h2,
.split-side--blue h3 {
    color: #fff;
}

.split-side--light {
    background: #fff;
    border-left: 1px solid var(--accent-border);
}

.split-title {
    font-size: 0.8rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 60px;
    color: var(--accent-gold);
}

.split-subtitle {
    font-size: 2.5rem;
    margin-bottom: 40px;
}

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

.dialog-list li {
    font-size: 1.1rem;
    margin-bottom: 25px;
    line-height: 1.4;
}

.list-muted li {
    color: var(--text-muted);
}

.transparent-hide {
    opacity: 0;
}

@media (max-width: 900px) {
    .split-container {
        flex-direction: column;
    }

    .split-side {
        padding: 80px 5%;
    }

    .transparent-hide {
        display: none;
    }
}

/* ==========================================
   SEÇÃO 7: CONTEÚDO TRIAL (Bento)
   ========================================== */
.conteudo-trial {
    padding: 120px 0;
    background: var(--bg-surface);
}

.bento-header {
    margin-bottom: 80px;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(2, 300px);
    gap: 24px;
}

.bento-card {
    background: #fff;
    padding: 40px;
    border: 1px solid var(--accent-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.bento-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.05);
    border-color: var(--accent-blue);
}

.bento-card h3 {
    font-size: 1.4rem;
    line-height: 1.2;
}

.card-1 {
    grid-column: 1 / 5;
    grid-row: 1 / 2;
}

.card-2 {
    grid-column: 5 / 9;
    grid-row: 1 / 2;
}

.card-3 {
    grid-column: 9 / 13;
    grid-row: 1 / 3;
    background-color: var(--bg-dark);
    color: #fff;
}

.card-3 h3 {
    color: #fff;
    font-size: 1.8rem;
}

.card-4 {
    grid-column: 1 / 5;
    grid-row: 2 / 3;
}

.card-5 {
    grid-column: 5 / 9;
    grid-row: 2 / 3;
}

.bento-quote {
    text-align: center;
    margin-top: 80px;
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 1.8rem;
    color: var(--accent-blue);
}

@media (max-width: 1024px) {
    .bento-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
    }

    .card-1,
    .card-2,
    .card-3,
    .card-4,
    .card-5 {
        grid-column: span 1;
        grid-row: auto;
    }
}

@media (max-width: 600px) {
    .bento-grid {
        grid-template-columns: 1fr;
    }

    .card-1,
    .card-2,
    .card-3,
    .card-4,
    .card-5 {
        grid-column: span 1;
    }
}

/* ==========================================
   SEÇÃO 8: OFERTA FINAL (Poster)
   ========================================== */
.oferta-final {
    padding: 120px 0;
    background: var(--bg-main);
}

.poster-box {
    background: var(--bg-dark);
    color: #fff;
    padding: 100px 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.poster-box::before {
    content: "";
    position: absolute;
    inset: 20px;
    border: 1px solid rgba(197, 163, 101, 0.3);
    pointer-events: none;
}

.poster-title {
    color: #fff;
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.price-massive {
    font-size: clamp(5rem, 15vw, 10rem);
    font-family: var(--font-heading);
    color: var(--accent-gold);
    line-height: 1;
    margin: 40px 0;
}

.poster-desc {
    max-width: 600px;
    margin: 0 auto 50px;
    font-size: 1.2rem;
    opacity: 0.9;
}

.poster-cta .hero__micro {
    color: rgba(255, 255, 255, 0.5);
}

/* ==========================================
   SEÇÃO 9: FAQ
   ========================================== */
.faq {
    padding: 120px 0;
    background: var(--bg-surface);
}

.faq-list {
    max-width: 800px;
    margin: 60px auto 0;
}

.faq-row {
    border-bottom: 1px solid var(--accent-border);
}

.faq-btn {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

.faq-ask {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--text-primary);
}

.faq-math {
    font-family: monospace;
    font-size: 1.2rem;
    color: var(--accent-gold);
}

.faq-ans {
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s ease;
}

.faq-ans p {
    padding-bottom: 30px;
    color: var(--text-body);
    font-size: 1.1rem;
}

.faq-row.active .faq-ans {
    max-height: 200px;
}

.text-center {
    text-align: center;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    padding: 80px 0;
    background: #fff;
    border-top: 1px solid var(--accent-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 40px;
    align-items: center;
}

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

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Utilities */
.reveal-text {
    display: inline-block;
    overflow: hidden;
}