/* ========================================
   RESET & VARIÁVEIS GLOBAIS
======================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --orange: #FE7A00;
    --orange-hover: #e56d00;
    --black: #0A0A0A;
    --dark-gray: #1A1A1A;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --text-gray: #AAAAAA;
    --text-gray-light: #CCCCCC;
    --red: #E53935;
    --copper: #A0522D;
    --cream: #FFF5E6;
    --font: 'Montserrat', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   BOTÃO CTA GLOBAL
======================================== */
.cta-btn {
    display: inline-block;
    background: var(--orange);
    color: var(--white);
    font-family: var(--font);
    font-weight: 800;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 18px 40px;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.cta-btn:hover {
    background: var(--orange-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(254, 122, 0, 0.4);
}

.cta-btn.large {
    font-size: 1.1rem;
    padding: 22px 50px;
}

/* ========================================
   ANIMAÇÕES DE ENTRADA
======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   PLACEHOLDER DE IMAGEM
======================================== */
.img-placeholder {
    background: var(--dark-gray);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-gray);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px dashed #333;
}

/* ========================================
   SEÇÃO 1 — BARRA DO TOPO (rola com a página)
======================================== */
.top-bar {
    position: relative;
    width: 100%;
    background: var(--orange);
    color: var(--white);
    text-align: center;
    padding: 12px 16px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    z-index: 1000;
}

/* ========================================
   SEÇÃO 1 — HERO
======================================== */
.hero {
    background: var(--black);
    padding: 70px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "técnica violão harmonia dedilhado ritmo melodia acorde escala arpejo ligado técnica violão harmonia dedilhado ritmo melodia acorde escala arpejo ligado técnica violão harmonia dedilhado ritmo melodia acorde escala arpejo ligado técnica violão harmonia dedilhado ritmo melodia acorde escala arpejo ligado técnica violão harmonia dedilhado ritmo melodia acorde escala arpejo ligado técnica violão harmonia dedilhado ritmo melodia acorde escala arpejo ligado técnica violão harmonia dedilhado ritmo melodia acorde escala arpejo ligado técnica violão harmonia dedilhado ritmo melodia acorde escala arpejo ligado";
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--white);
    opacity: 0.03;
    word-spacing: 40px;
    line-height: 2.5;
    transform: rotate(-15deg);
    pointer-events: none;
    z-index: 0;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-left .logo-placeholder {
    width: 200px;
    height: 80px;
    margin-bottom: 32px;
    font-size: 1.2rem;
}

.hero-left h1 {
    font-size: 2.6rem;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero-left h1 .highlight {
    color: var(--orange);
}

.hero-left .subheadline {
    color: var(--text-gray-light);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 36px;
}

.hero-right {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-right .photo-placeholder {
    width: 400px;
    height: 500px;
    font-size: 1rem;
    border: none;
    background: transparent;
}

.hero-right .photo-placeholder img,
.about-teacher .photo-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 16px;
}

.hero-right .badge {
    position: absolute;
    background: rgba(26, 26, 26, 0.92);
    backdrop-filter: blur(10px);
    border: 1px solid #333;
    border-radius: 12px;
    padding: 12px 20px;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    white-space: nowrap;
}

.hero-right .badge-1 {
    bottom: 80px;
    left: -30px;
    animation: float 3s ease-in-out infinite;
}

.hero-right .badge-2 {
    top: 60px;
    right: -20px;
    animation: float 3s ease-in-out infinite 1.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ========================================
   SEÇÃO 2 — ANTES E DEPOIS
======================================== */
.before-after {
    background: var(--black);
    padding: 80px 0;
}

.before-after .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.ba-card {
    background: var(--dark-gray);
    border-radius: 20px;
    padding: 36px;
    border: 2px solid #333;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.ba-card:hover {
    transform: translateY(-4px);
}

.ba-card.highlight {
    border-color: var(--orange);
    box-shadow: 0 0 40px rgba(254, 122, 0, 0.12);
}

.ba-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.ba-card h3 .highlight {
    color: var(--orange);
}

.ba-thumbs {
    display: flex;
    gap: 12px;
    flex: 1;
    align-items: center;
}

.ba-thumb {
    flex: 1;
    font-size: 0.65rem;
    text-align: center;
    padding: 0;
    border: none;
    background: transparent;
}

.ba-thumb img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
}

.ba-thumb span {
    display: block;
    margin-bottom: 8px;
}

.ba-thumb-large {
    width: 100%;
    font-size: 0.8rem;
    border: none;
    background: transparent;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.ba-thumb-large img {
    width: 100%;
    flex: 1;
    object-fit: cover;
    border-radius: 12px;
}

/* ========================================
   SEÇÃO 3 — LISTA DE DORES
======================================== */
.pain-points {
    background: var(--black);
    padding: 60px 0 80px;
}

.pain-list {
    max-width: 750px;
    margin: 0 auto;
    list-style: none;
}

.pain-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 18px 0;
    font-size: 1.05rem;
    color: var(--text-gray-light);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.pain-list li:last-child {
    border-bottom: none;
}

.pain-list .x-icon {
    color: var(--red);
    font-size: 1.3rem;
    font-weight: 900;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ========================================
   SEÇÃO 4 — PROPOSIÇÃO DE VALOR
======================================== */
.value-prop {
    background: var(--white);
    padding: 100px 0;
    text-align: center;
}

.value-prop .icon {
    font-size: 3rem;
    margin-bottom: 24px;
    display: block;
}

.value-prop h2 {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--black);
    line-height: 1.3;
    margin-bottom: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.value-prop h2 .highlight {
    color: var(--orange);
}

.value-prop p {
    color: #555;
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto;
}

.value-prop p .highlight {
    color: var(--orange);
    font-weight: 800;
}

/* ========================================
   SEÇÃO 5 — COMO FUNCIONA
======================================== */
.how-it-works {
    background: var(--black);
    padding: 100px 0;
}

.how-it-works .section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 60px;
}

.how-it-works .section-title .highlight {
    color: var(--orange);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 20px;
}

.steps-grid-bottom {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 780px;
    margin: 0 auto 50px;
}

.step-card {
    background: var(--dark-gray);
    border-radius: 20px;
    padding: 36px 28px;
    text-align: center;
    transition: transform 0.3s ease;
}

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

.step-number {
    width: 48px;
    height: 48px;
    background: var(--orange);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 900;
    margin: 0 auto 24px;
}

.step-card .img-placeholder {
    width: 100%;
    height: 150px;
    margin-bottom: 20px;
}

.step-card p {
    color: var(--text-gray-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.how-it-works .cta-wrapper {
    text-align: center;
    margin-top: 50px;
}

/* ========================================
   SEÇÃO 6 — DEPOIMENTOS
======================================== */
.testimonials {
    background: var(--black);
    padding: 100px 0;
}

.testimonials .section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 60px;
}

.testimonials-grid {
    column-count: 2;
    column-gap: 24px;
    margin-bottom: 50px;
}

.testimonial-print {
    width: 100%;
    display: block;
    border-radius: 16px;
    margin-bottom: 24px;
    border: 1px solid #333;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
    break-inside: avoid;
    -webkit-column-break-inside: avoid;
    page-break-inside: avoid;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-print:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(254, 122, 0, 0.18);
}

.social-proof-bar {
    background: var(--dark-gray);
    border-radius: 20px;
    padding: 50px 40px;
    text-align: center;
}

.social-proof-bar h3 {
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: 16px;
    line-height: 1.4;
}

.social-proof-bar p {
    color: var(--text-gray-light);
    font-size: 1.05rem;
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========================================
   SEÇÃO 8 — PREÇO
======================================== */
.pricing {
    background: var(--black);
    padding: 100px 0;
    text-align: center;
}

.pricing h2 {
    font-size: 2rem;
    font-weight: 900;
    line-height: 1.35;
    max-width: 800px;
    margin: 0 auto 20px;
}

.pricing h2 .highlight {
    color: var(--orange);
}

.pricing .subtitle {
    color: var(--text-gray);
    font-size: 1.05rem;
    margin-bottom: 30px;
}

.pricing .price {
    font-size: 4rem;
    font-weight: 900;
    color: var(--white);
    margin-bottom: 36px;
}

.pricing .cta-btn {
    margin-bottom: 28px;
}

.payment-methods {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
    font-size: 1.6rem;
}

.payment-methods span {
    background: var(--dark-gray);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-gray-light);
}

.secure-text {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 40px;
}

/* ========================================
   SEÇÃO 9 — QUEM É O PROFESSOR
======================================== */
.about-teacher {
    background: var(--black);
    padding: 100px 0;
}

.about-teacher .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-teacher h2 {
    font-size: 2.2rem;
    font-weight: 900;
    margin-bottom: 28px;
}

.about-teacher p {
    color: var(--text-gray-light);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-teacher .photo-placeholder {
    width: 100%;
    max-width: 400px;
    height: 500px;
    margin: 0 auto;
}

/* ========================================
   SEÇÃO 10 — CTA FINAL
======================================== */
.final-cta {
    background: var(--black);
    padding: 100px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.final-cta h2 {
    font-size: 2.4rem;
    font-weight: 900;
    margin-bottom: 8px;
}

.final-cta .line2 {
    font-size: 2.4rem;
    font-weight: 900;
    margin-bottom: 24px;
}

.final-cta .desc {
    color: var(--text-gray);
    font-size: 1.05rem;
    margin-bottom: 20px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.final-cta .bold-text {
    font-weight: 800;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.final-cta .small-text {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 36px;
}

/* ========================================
   SEÇÃO 11 — FAQ
======================================== */
.faq {
    background: var(--black);
    padding: 80px 0 100px;
}

.faq .section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 50px;
}

.faq-list {
    max-width: 750px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--dark-gray);
    border-radius: 14px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    color: var(--white);
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 700;
    padding: 22px 28px;
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: background 0.2s;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.03);
}

.faq-question .arrow {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.open .faq-question .arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.open .faq-answer {
    max-height: 300px;
}

.faq-answer-inner {
    padding: 0 28px 22px;
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ========================================
   FOOTER
======================================== */
.footer {
    background: var(--black);
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer p {
    color: var(--text-gray);
    font-size: 0.8rem;
}

/* ========================================
   RESPONSIVO — MOBILE (max-width: 768px)
======================================== */
@media (max-width: 768px) {
    .top-bar {
        font-size: 0.65rem;
        padding: 10px 12px;
        letter-spacing: 0.8px;
    }

    .hero {
        padding: 50px 0 60px;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-left .logo-placeholder {
        margin: 0 auto 24px;
        display: flex;
        justify-content: center;
        width: auto;
    }

    .hero-left h1 {
        font-size: 1.8rem;
    }

    .hero-left .subheadline {
        font-size: 0.95rem;
    }

    .hero-right {
        display: none;
    }

    .before-after .container {
        grid-template-columns: 1fr;
    }

    .ba-card h3 {
        text-align: center;
    }

    .value-prop h2 {
        font-size: 1.6rem;
    }

    .value-prop p {
        font-size: 1rem;
    }

    .steps-grid,
    .steps-grid-bottom {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

    .how-it-works .section-title {
        font-size: 1.5rem;
    }

    .testimonials-grid {
        column-count: 1;
    }

    .testimonials .section-title {
        font-size: 1.5rem;
    }

    .pricing h2 {
        font-size: 1.5rem;
    }

    .pricing .price {
        font-size: 3rem;
    }

    .about-teacher .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-teacher h2 {
        font-size: 1.7rem;
    }

    .about-teacher .photo-placeholder {
        height: 400px;
    }

    .final-cta h2,
    .final-cta .line2 {
        font-size: 1.7rem;
    }

    .cta-btn {
        font-size: 0.85rem;
        padding: 16px 32px;
    }

    .cta-btn.large {
        font-size: 0.95rem;
        padding: 18px 36px;
    }

    .faq .section-title {
        font-size: 1.5rem;
    }
}