/* =============================================
   MÉTODO GOLDEN BOY — CSS COMPLETO
   Dark Premium · Bebas Neue + DM Sans
   ============================================= */

/*
   FONTES LOCAIS — siga os passos abaixo:
   1. Acesse: https://gwfh.mranftl.com/fonts/bebas-neue?subsets=latin
      Baixe "bebas-neue-v14-latin-regular.woff2" → renomeie para "bebas-neue.woff2"
   2. Acesse: https://gwfh.mranftl.com/fonts/dm-sans?subsets=latin&variants=regular,700
      Baixe ambos os arquivos → "dm-sans-400.woff2" e "dm-sans-700.woff2"
   3. Acesse: https://gwfh.mranftl.com/fonts/dm-mono?subsets=latin&variants=regular
      Baixe → "dm-mono-400.woff2"
   4. Coloque todos os 4 arquivos na mesma pasta do style.css
   5. Descomente o bloco @font-face abaixo e apague este comentário
*/

/*
@font-face {
    font-family: 'Bebas Neue';
    src: url('bebas-neue.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'DM Sans';
    src: url('dm-sans-400.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'DM Sans';
    src: url('dm-sans-700.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'DM Mono';
    src: url('dm-mono-400.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
*/

/* Enquanto não tiver os arquivos locais, mantém o Google Fonts: */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,700;1,300&family=DM+Mono:wght@400;500&display=swap');

:root {
    /* Cores */
    --bg:        #0A0F1E;
    --bg-alt:    #111827;
    --bg-card:   #161D2E;
    --gold:      #C8922A;
    --gold-lt:   #E8B84B;
    --gold-dim:  rgba(200,146,42,0.15);
    --green:     #10B981;
    --green-dk:  #059669;
    --red:       #EF4444;
    --white:     #F0EDE8;
    --muted:     #6B7A99;
    --border:    rgba(200,146,42,0.2);

    /* Tipografia */
    --font-display: 'Bebas Neue', sans-serif;
    --font-body:    'DM Sans', sans-serif;
    --font-mono:    'DM Mono', monospace;

    /* Layout */
    --container: 1140px;
    --radius:    10px;
    --radius-lg: 18px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font-body);
    background-color: var(--bg);
    color: var(--white);
    line-height: 1.65;
    padding-top: 52px;
    overflow-x: hidden;
}

/* =============================================
   UTILITÁRIOS
   ============================================= */
.container {
    width: 90%;
    max-width: var(--container);
    margin: 0 auto;
}

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

.section {
    padding: 6rem 0;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    letter-spacing: 0.02em;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--muted);
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.7;
}

.highlight {
    color: var(--gold);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--green);
    color: #000;
    box-shadow: 0 4px 20px rgba(16,185,129,0.3);
}

.btn-primary:hover {
    background: var(--green-dk);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(16,185,129,0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-large {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
    width: 100%;
    justify-content: center;
}

/* =============================================
   URGENCY BANNER
   ============================================= */
.urgency-banner {
    position: fixed;
    top: 0; left: 0; width: 100%;
    background: #000;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 10px 20px;
    font-size: 0.88rem;
    font-weight: 500;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    transition: background 0.4s, border-color 0.4s;
}

.banner-dot {
    width: 8px; height: 8px;
    background: var(--green);
    border-radius: 50%;
    animation: blink 1.5s infinite;
    flex-shrink: 0;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.2; }
}

#timer-display {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--gold);
    background: var(--gold-dim);
    padding: 2px 10px;
    border-radius: 4px;
    letter-spacing: 1px;
}

.urgency-banner.expired {
    background: var(--red);
    border-color: transparent;
    animation: shake 0.5s both;
}

.urgency-banner.expired #timer-display {
    color: #fff;
    background: rgba(255,255,255,0.2);
}

.urgency-banner.expired .banner-dot {
    background: #fff;
}

@keyframes shake {
    10%, 90% { transform: translate3d(-2px, 0, 0); }
    20%, 80% { transform: translate3d(3px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
    40%, 60% { transform: translate3d(4px, 0, 0); }
}

/* =============================================
   HERO
   ============================================= */
.hero {
    min-height: 92vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background:
        radial-gradient(ellipse 80% 60% at 70% 30%, rgba(200,146,42,0.06) 0%, transparent 60%),
        radial-gradient(ellipse 60% 80% at 20% 80%, rgba(16,185,129,0.04) 0%, transparent 60%),
        var(--bg);
    padding: 5rem 0 3rem;
    position: relative;
    overflow: hidden;
}

.hero-noise {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    opacity: 0.4;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gold);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.eyebrow-line {
    display: block;
    width: 32px;
    height: 1px;
    background: var(--gold);
}

.hero-title {
    font-family: var(--font-display);
    line-height: 0.95;
    margin-bottom: 1.5rem;
}

.title-small {
    display: block;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    color: var(--muted);
    letter-spacing: 4px;
    margin-bottom: 0.2rem;
}

.title-big {
    display: block;
    font-size: clamp(5rem, 14vw, 10rem);
    color: var(--white);
    letter-spacing: -1px;
    line-height: 0.9;
}

.hero-desc {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--muted);
    max-width: 500px;
    margin-bottom: 2.5rem;
    line-height: 1.75;
}

.hero-guarantee {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--muted);
}

/* Mockup do livro */
.hero-book {
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 800px;
}

.book-mockup {
    position: relative;
    width: 240px;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotateY(-8deg); }
    50% { transform: translateY(-12px) rotateY(-12deg); }
}

.book-cover {
    /* Dimensões fixas — não dependem da fonte para não vazar */
    width: 240px;
    height: 340px;
    background: linear-gradient(140deg, #1A1200 0%, #0A0F1E 60%, #1A1200 100%);
    border-radius: 2px 8px 8px 2px;
    border: 1px solid var(--gold);
    box-shadow:
        inset -2px 0 8px rgba(200,146,42,0.1),
        0 20px 60px rgba(0,0,0,0.7),
        0 0 40px rgba(200,146,42,0.1);
    overflow: hidden; /* garante que nada vaza, independente da fonte */
    position: relative;
    flex-shrink: 0;
}

.book-cover::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background:
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 30px,
            rgba(200,146,42,0.03) 30px,
            rgba(200,146,42,0.03) 31px
        );
    pointer-events: none;
}

.book-cover-inner {
    padding: 2rem 1.75rem;
    width: 100%;
    height: 100%; /* altura fixa do pai, não cresce além */
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    position: relative;
    z-index: 1;
    overflow: hidden; /* segunda camada de proteção */
}

.book-label {
    font-family: var(--font-mono), monospace;
    font-size: 0.55rem;
    letter-spacing: 4px;
    color: var(--gold);
    text-transform: uppercase;
    flex-shrink: 0;
    white-space: nowrap;
    overflow: hidden;
}

.book-title-big {
    font-family: var(--font-display), Impact, 'Arial Black', sans-serif;
    /* Tamanho em px fixo para não depender de métricas externas */
    font-size: 42px;
    line-height: 1;
    color: var(--white);
    letter-spacing: 1px;
    flex-shrink: 0;
    /* Garante que não vaza horizontalmente */
    overflow: hidden;
    word-break: break-word;
    hyphens: none;
}

.book-subtitle {
    font-size: 0.6rem;
    color: var(--muted);
    line-height: 1.5;
    margin-top: 0.2rem;
    flex-shrink: 0;
    overflow: hidden;
}

.book-deco-line {
    width: 36px;
    height: 2px;
    background: var(--gold);
    margin: 0.6rem 0;
    flex-shrink: 0;
}

.book-sprints-preview {
    display: flex;
    gap: 4px;
    font-family: var(--font-mono), monospace;
    font-size: 0.5rem;
    color: var(--gold);
    flex-wrap: wrap;
    margin-top: auto;
    overflow: hidden;
}

.book-spine {
    position: absolute;
    left: -18px; top: 0;
    width: 18px;
    height: 100%;
    background: linear-gradient(90deg, #0A0800, #1A1200);
    border-radius: 2px 0 0 2px;
    border: 1px solid rgba(200,146,42,0.4);
    border-right: none;
}

.book-shadow {
    position: absolute;
    bottom: -20px; left: 10px; right: -10px;
    height: 20px;
    background: radial-gradient(ellipse, rgba(0,0,0,0.6) 0%, transparent 80%);
    filter: blur(8px);
}

/* Scroll hint */
.hero-scroll-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    color: var(--muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.6;
    animation: fadeInUp 1s 1s both;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--muted), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
    0% { transform: scaleY(1); opacity: 0.6; }
    50% { transform: scaleY(0.5); opacity: 0.2; }
    100% { transform: scaleY(1); opacity: 0.6; }
}

/* =============================================
   PROBLEMA
   ============================================= */
.section-problem {
    background: var(--bg-alt);
}

.problem-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
}

.problem-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin: 2rem 0;
}

.problem-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.problem-icon {
    color: var(--red);
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.problem-item p {
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

.problem-conclusion {
    font-weight: 600;
    color: var(--white);
    font-size: 1.05rem;
    border-left: 3px solid var(--gold);
    padding-left: 1.25rem;
    line-height: 1.7;
}

.problem-quote {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
}

.problem-quote blockquote {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    line-height: 1.3;
    color: var(--white);
    letter-spacing: 0.02em;
    margin-bottom: 1.5rem;
}

.problem-quote blockquote em {
    color: var(--gold);
    font-style: normal;
}

.problem-quote cite {
    font-size: 0.8rem;
    color: var(--muted);
    font-style: normal;
    font-family: var(--font-mono);
    letter-spacing: 1px;
}

/* =============================================
   SOLUÇÃO
   ============================================= */
.section-solution {
    background: var(--bg);
}

.solution-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--gold);
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 1rem;
}

.solution-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 3rem;
}

.solution-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: border-color 0.3s, transform 0.3s;
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gold), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.solution-card:hover {
    border-color: var(--gold);
    transform: translateY(-3px);
}

.solution-card:hover::before {
    transform: scaleX(1);
}

.solution-number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    color: var(--gold-dim);
    line-height: 1;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
    /* makes it more of a background accent */
    background: linear-gradient(135deg, var(--gold) 0%, transparent 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.solution-card h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.solution-card p {
    color: var(--muted);
    font-size: 0.95rem;
    line-height: 1.65;
}

/* =============================================
   SPRINTS
   ============================================= */
.section-sprints {
    background: var(--bg-alt);
}

.sprints-header {
    text-align: center;
    margin-bottom: 3rem;
}

.sprints-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.sprints-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.sprint-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
    transition: background 0.2s;
}

.sprint-item:last-child {
    border-bottom: none;
}

.sprint-item:hover {
    background: rgba(200,146,42,0.05);
}

.sprint-num {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gold);
    min-width: 28px;
    padding-top: 3px;
    letter-spacing: 1px;
}

.sprint-content h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--white);
    letter-spacing: 0.3px;
    margin-bottom: 0.2rem;
}

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

.sprints-cta {
    margin-top: 3rem;
    display: flex;
    justify-content: center;
}

/* =============================================
   PROVA SOCIAL
   ============================================= */
.section-proof {
    background: var(--bg);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.testimonial-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.testimonial-placeholder {
    background: var(--bg-card);
    border: 1px dashed var(--border);
    border-radius: var(--radius-lg);
    min-height: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.testimonial-placeholder span {
    font-size: 2rem;
}

/* =============================================
   FAQ
   ============================================= */
.section-faq {
    background: var(--bg-alt);
}

.faq-container {
    max-width: 720px;
}

.faq-list {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.3s;
}

.faq-item[open] {
    border-color: var(--gold);
}

summary {
    padding: 1.4rem 1.75rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    list-style: none;
    position: relative;
    color: var(--white);
    transition: color 0.2s;
}

summary::-webkit-details-marker { display: none; }

summary::after {
    content: '+';
    position: absolute;
    right: 1.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gold);
    font-size: 1.4rem;
    font-weight: 300;
    transition: transform 0.3s;
}

details[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq-answer {
    padding: 0 1.75rem 1.4rem;
}

.faq-answer p {
    color: var(--muted);
    line-height: 1.7;
    font-size: 0.97rem;
}

/* =============================================
   OFERTA FINAL
   ============================================= */
.section-offer {
    background: var(--bg);
    position: relative;
    overflow: hidden;
}

.section-offer::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 50% at 50% 50%, rgba(200,146,42,0.05) 0%, transparent 70%);
    pointer-events: none;
}

.offer-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 3rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    position: relative;
    overflow: hidden;
}

.offer-box::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--green), var(--gold));
}

.offer-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.offer-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
}

.offer-desc {
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.offer-includes {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.offer-includes li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.97rem;
    color: var(--muted);
}

.check {
    color: var(--green);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 2px;
}

.offer-right {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.5rem;
}

.price-block {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    text-align: center;
}

.price-old {
    font-size: 1rem;
    color: var(--muted);
    text-decoration: line-through;
    text-decoration-color: var(--red);
}

.price-new {
    font-family: var(--font-display);
    font-size: clamp(3rem, 6vw, 4.5rem);
    color: var(--green);
    letter-spacing: 1px;
    line-height: 1;
}

.price-installments {
    font-size: 0.95rem;
    color: var(--muted);
}

.secure-badge,
.guarantee-badge {
    text-align: center;
    font-size: 0.82rem;
    color: var(--muted);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
    background: #000;
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 3rem 0;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    text-align: center;
}

.footer-brand {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--gold);
    letter-spacing: 2px;
}

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

.footer-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}

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

.footer-legal {
    font-size: 0.75rem;
    color: #3A4055;
    max-width: 500px;
    line-height: 1.6;
}

/* =============================================
   ANIMAÇÕES DE ENTRADA
   ============================================= */
[data-animate],
[data-animate-delay] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate-delay] {
    transition-delay: 0.18s;
}

[data-animate].visible,
[data-animate-delay].visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =============================================
   MOBILE FIRST (base — até 767px)
   ============================================= */
@media (max-width: 767px) {

    /* Espaçamentos gerais */
    .section { padding: 3.5rem 0; }

    /* Banner */
    .urgency-banner {
        font-size: 0.78rem;
        padding: 8px 12px;
        gap: 8px;
        flex-wrap: wrap;
        justify-content: center;
        line-height: 1.4;
    }
    #timer-display { font-size: 0.9rem; }
    body { padding-top: 58px; }

    /* Hero */
    .hero { padding: 3rem 0 5rem; min-height: auto; }
    .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; text-align: center; }

    .hero-eyebrow { justify-content: center; font-size: 0.72rem; }
    .eyebrow-line { display: none; }

    .title-small { font-size: 1.6rem; letter-spacing: 3px; }
    .title-big   { font-size: 5.5rem; letter-spacing: -1px; }

    .hero-desc {
        font-size: 1rem;
        margin-left: auto;
        margin-right: auto;
    }

    /* Centraliza o CTA do hero */
    .hero-text .cta-wrapper,
    .hero-text > .btn { 
        display: flex; 
        justify-content: center; 
    }
    .hero-text .btn { width: 100%; justify-content: center; }

    /* Mockup do livro — menor e sem animação pesada */
    .book-mockup { width: 180px; }
    .book-cover  { width: 180px; height: 260px; }
    .book-cover-inner { padding: 1.5rem 1.25rem; }
    .book-title-big { font-size: 32px; }
    .book-subtitle  { font-size: 0.58rem; }
    .book-sprints-preview { font-size: 0.5rem; }
    .book-spine { width: 14px; left: -14px; }
    @keyframes float {
        0%, 100% { transform: translateY(0) rotateY(-4deg); }
        50%       { transform: translateY(-8px) rotateY(-6deg); }
    }

    /* Scroll hint some no mobile */
    .hero-scroll-hint { display: none; }

    /* Seção Problema */
    .problem-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .problem-quote { padding: 2rem 1.5rem; }
    .problem-quote blockquote { font-size: 1.5rem; }

    /* Seção Solução */
    .solution-grid { grid-template-columns: 1fr; gap: 1.25rem; }
    .solution-card { padding: 1.5rem; }
    .solution-number { font-size: 2.8rem; }
    .solution-card h3 { font-size: 1.2rem; }

    /* Sprints */
    .sprints-grid { grid-template-columns: 1fr; }
    .sprint-item { padding: 1.25rem 1.25rem; gap: 1rem; }
    .sprint-content h4 { font-size: 1.05rem; }
    .sprint-content p  { font-size: 0.85rem; }

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

    /* Testimonials */
    .testimonials-grid { grid-template-columns: 1fr; }
    .testimonial-placeholder { min-height: 200px; }

    /* FAQ */
    summary { padding: 1.2rem 1.5rem; font-size: 0.97rem; }
    summary::after { right: 1.25rem; }
    .faq-answer { padding: 0 1.5rem 1.25rem; }

    /* Oferta final */
    .offer-box { 
        grid-template-columns: 1fr; 
        gap: 2rem; 
        padding: 2rem 1.5rem; 
    }
    .offer-title { font-size: 2rem; }
    .price-new   { font-size: 3rem; }
    .offer-includes li { font-size: 0.93rem; }
    .btn-large { font-size: 1rem; padding: 1.1rem 1.5rem; }

    /* Section title geral no mobile */
    .section-title { font-size: 2rem; }
    .section-subtitle { font-size: 0.97rem; }

    /* Footer */
    .footer-links { gap: 1.25rem; }
}

/* =============================================
   TABLET / DESKTOP (≥ 768px)
   ============================================= */
@media (min-width: 768px) {
    .section { padding: 8rem 0; }

    .hero { padding: 6rem 0 4rem; }
    .hero-grid { grid-template-columns: 1.3fr 0.7fr; gap: 4rem; }
    .title-big { font-size: clamp(6rem, 12vw, 9rem); }

    .problem-grid { grid-template-columns: 1fr 1fr; }
    .solution-grid { grid-template-columns: repeat(2, 1fr); }
    .sprints-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
    .offer-box { grid-template-columns: 1.2fr 0.8fr; }

    .book-mockup { width: 280px; }
    .book-cover { width: 280px; height: 400px; }
    .book-title-big { font-size: 52px; }
}

@media (min-width: 1024px) {
    .solution-grid { grid-template-columns: repeat(4, 1fr); }
    .sprints-grid { grid-template-columns: 1fr; }
    .sprint-item { padding: 1.25rem 2.5rem; }
}