:root {
    --bg-black: #050505;
    --bg-dark-gray: #0F0F0F;
    /* Slightly lighter for contrast */
    --bg-charcoal: #1A1A1A;
    --gold: #C5A059;
    --gold-hover: #D4AF6A;
    --text-white: #FFFFFF;
    --text-gray: #E0E0E0;
    --text-muted: #A0A0A0;

    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;

    --container-width: 1200px;
    --spacer-section: 120px;
    --spacer-element: 2rem;
}

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

body {
    background-color: var(--bg-black);
    color: var(--text-gray);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--text-white);
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

.text-white {
    color: var(--text-white);
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 18px 40px;
    background-color: var(--gold);
    color: var(--bg-black);
    font-family: var(--font-body);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--gold);
    cursor: pointer;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background-color: #fff;
    opacity: 0.2;
    transition: width 0.3s ease;
    z-index: -1;
}

.btn:hover::before {
    width: 100%;
}

.btn:hover {
    background-color: var(--gold-hover);
    border-color: var(--gold-hover);
}

.btn-large {
    font-size: 1.1rem;
    padding: 24px 50px;
}

/* Sections */
section {
    padding: var(--spacer-section) 0;
}

.section-title {
    font-size: 3.5rem;
    /* Larger */
    margin-bottom: var(--spacer-element);
    letter-spacing: -1px;
}

.section-text {
    font-size: 1.1rem;
    color: var(--text-gray);
    max-width: 800px;
    margin: 0 auto;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 100px 0;
    background: radial-gradient(circle at 70% 50%, rgba(26, 26, 26, 0.4) 0%, rgba(5, 5, 5, 1) 70%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 30px;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 50px;
    max-width: 500px;
    border-left: 2px solid var(--gold);
    padding-left: 20px;
    color: var(--text-muted);
}

.hero-image-placeholder {
    width: 100%;
    height: 600px;
    background-color: var(--bg-card);
    border: 1px solid var(--bg-charcoal);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-style: italic;
    background: linear-gradient(135deg, var(--bg-charcoal) 0%, var(--bg-black) 100%);
    position: relative;
}

.hero-image-placeholder::after {
    content: '';
    position: absolute;
    inset: -10px;
    border: 1px solid rgba(197, 160, 89, 0.2);
    z-index: -1;
}

/* Pain Section */
.pain-section {
    background-color: var(--bg-black);
}

/* About Section */
.about-section {
    background-color: var(--bg-dark-gray);
    position: relative;
    overflow: hidden;
}

.about-text-wrapper {
    max-width: 800px;
}

.about-text-wrapper p {
    margin-bottom: 20px;
}

/* Method Section */
.method-section {
    background-color: var(--bg-black);
}

.method-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.method-card {
    background-color: var(--bg-charcoal);
    padding: 40px 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s ease, border-color 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.method-card:hover {
    transform: translateY(-10px);
    border-color: var(--gold);
}

.method-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.05);
    ;
    display: block;
    margin-bottom: 20px;
    font-weight: 700;
}

.method-card:hover .method-number {
    color: rgba(197, 160, 89, 0.2);
}

.method-card-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-white);
    font-family: var(--font-heading);
}

.method-card-desc {
    font-size: 1rem;
    color: var(--text-muted);
}

/* How It Works */
.how-it-works-section {
    background-image: linear-gradient(rgba(5, 5, 5, 0.9), rgba(5, 5, 5, 0.9)), url('data:image/svg+xml;base64,...');
    /* Subtle pattern logic or solid color */
    background-color: var(--bg-dark-gray);
    border-top: 1px solid var(--bg-charcoal);
    border-bottom: 1px solid var(--bg-charcoal);
}

.large-text {
    font-size: 1.5rem;
    margin-bottom: 40px;
    font-family: var(--font-heading);
}

.features-list {
    display: inline-block;
    text-align: left;
    margin-top: 40px;
}

.features-list li {
    font-size: 1.2rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}

.check-icon {
    color: var(--gold);
    margin-right: 15px;
    font-size: 1.5rem;
}

/* CTA Section */
.cta-section {
    padding: 160px 0;
    background: radial-gradient(circle at center, rgb(20, 20, 20) 0%, rgb(5, 5, 5) 100%);
}

.cta-title {
    font-size: 4rem;
    max-width: 900px;
    margin: 0 auto 30px;
}

.cta-subtitle {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 60px;
    font-family: var(--font-heading);
    font-style: italic;
}

/* Footer */
.footer {
    padding: 40px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Responsive */
@media (max-width: 1024px) {
    :root {
        --container-width: 100%;
        --spacer-section: 80px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .method-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {

    /* 1. Travar o fundo e limpar a área superior */
    .hero-section {
        background-image: url('mobile-hero.png') !important;
        background-position: top center !important;
        background-size: cover !important;
        background-repeat: no-repeat !important;
        min-height: 100vh !important;
        display: flex !important;
        align-items: flex-end !important;
        /* Push content to bottom */
        padding-top: 0 !important;
        padding-bottom: 60px !important;
        /* Space from bottom edge */
    }

    /* 2. Remover interferências */
    .hero-overlay {
        display: none !important;
    }

    .hero-image-wrapper,
    .hero-image-desktop {
        display: none !important;
    }

    /* 3. Ajustar Texto e Botão para a área preta (metade de baixo) */
    .hero-container {
        width: 100% !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: flex-end !important;
        margin-top: 45vh !important;
        /* Force content to start only after half screen */
        gap: 0 !important;
    }

    .hero-content {
        width: 100% !important;
        text-align: center !important;
        z-index: 2 !important;
    }

    /* 4. Tipografia ajustada (Mobile Refinement) */
    .hero-title {
        font-size: 26px !important;
        /* Slightly increased */
        line-height: 1.2 !important;
        margin-bottom: 15px !important;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
    }

    .hero-subtitle {
        font-size: 16px !important;
        /* Slightly increased from 14px */
        line-height: 1.4 !important;
        margin-bottom: 25px !important;
        padding: 0 15px !important;
        color: var(--text-gray) !important;
    }

    .btn {
        width: 100% !important;
        max-width: 300px !important;
        margin: 0 auto !important;
    }

    .method-grid {
        grid-template-columns: 1fr;
    }

    .cta-title {
        font-size: 2.5rem;
    }

    .btn-large {
        width: 100%;
        padding: 20px 20px;
    }
}