/* --- RESET & VARIABLES --- */
:root {
    /* Palette based on dark mode Instagram + Gold accents */
    --bg-color: #121212;
    --bg-card: #1E1E1E;
    --text-main: #F5F5F5;
    --text-muted: #A0A0A0;
    --accent: #ffffff; /* Gold/Beige */
    --accent-hover: #a67742;
    --whatsapp: #25D366;
    --whatsapp-hover: #1EBE57;
    
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --spacing-container: 1200px;
    --radius: 12px;
    --transition: all 0.3s ease;
}

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

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

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img, svg { max-width: 100%; display: block; }

/* --- UTILITIES --- */
.container {
    width: 100%;
    max-width: var(--spacing-container);
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.btn-whatsapp {
    background-color: var(--whatsapp);
    color: #fff;
}

.btn-whatsapp:hover {
    background-color: var(--whatsapp-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

section {
    padding: 80px 0;
}

/* --- HEADER --- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid #333;
    padding: 15px 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.header-logo {
    height: 100px;
    width: auto;
    display: block;
}

.logo {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.logo span { color: var(--accent); }

/* --- HERO --- */
.hero {
    padding-top: 140px;
    padding-bottom: 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212,175,55,0.1) 0%, rgba(18,18,18,0) 70%);
    z-index: -1;
}

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

.hero-content h1 {
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 20px;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    font-weight: 300;
}

.hero-image-placeholder {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-image {
    max-width: 80%;
    height: auto;
    max-height: 500px;
    object-fit: contain;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.hero-svg {
    width: 60%;
    height: auto;
    color: var(--accent);
    opacity: 0.8;
}

/* --- PROBLEM/PAIN --- */
.pain-points {
    background-color: var(--bg-card);
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.pain-card {
    padding: 30px;
    border-left: 3px solid var(--accent);
    background: rgba(255,255,255,0.02);
}

.pain-card h3 { font-size: 1.2rem; margin-bottom: 10px; justify-content: center; display: flex;}
.pain-card p { color: var(--text-muted); font-size: 0.95rem; }

/* --- BENEFITS & SERVICES --- */
.benefits h2 {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 50px;
}

.benefit-card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid #333;
    transition: var(--transition);
}

.benefit-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
}

.icon-box {
    width: 60px;
    height: 60px;
    background: rgba(212,175,55,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--accent);
}

.features-list {
    margin-top: 20px;
    text-align: left;
    padding-left: 10px;
}

.features-list li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.features-list li svg {
    width: 16px;
    color: var(--accent);
    flex-shrink: 0;
}

/* --- HOW IT WORKS --- */
.steps {
    text-align: center;
}

.steps-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
}

.step-item {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.step-number {
    font-size: 3rem;
    font-weight: 900;
    color: rgba(255,255,255,0.05);
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 0;
    visibility: hidden;
}

.step-content {
    position: relative;
    z-index: 1;
}

/* --- TESTIMONIALS --- */
.testimonials {
    background-color: var(--bg-card);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background: var(--bg-color);
    padding: 30px;
    border-radius: var(--radius);
    border: 1px solid #333;
}

.stars { color: var(--accent); margin-bottom: 15px; display: flex;  justify-content: center; }
.review-text { font-style: italic; color: var(--text-muted); margin-bottom: 20px; }
.reviewer { font-weight: bold; display: flex; justify-content: center; }

/* --- FAQ --- */
.faq-item {
    border-bottom: 1px solid #333;
    margin-bottom: 15px;
}

details {
    padding: 15px 0;
    cursor: pointer;
}

summary {
    font-weight: 600;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-main);
}

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

summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent);
}

details[open] summary::after { content: '-'; }

.faq-answer {
    padding-top: 15px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- FOOTER --- */
footer {
    background: #000;
    padding: 50px 0 20px;
    border-top: 1px solid #333;
    text-align: center;
    font-size: 0.9rem;
    color: #666;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
}

/* --- RESPONSIVE --- */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }
    .hero-image {
        max-width: 60%;
    }
    .features-list {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        justify-content: center;
    }
    .header-logo {
        height: 80px;
    }
    .hero {
        padding-top: 180px; 
    }
    .hero-content h1 { 
        font-size: 2.2rem; 
    }
    .header-content .btn { 
        padding: 10px 20px; 
        font-size: 0.8rem; 
    }
    section { 
        padding: 60px 0; 
    }
    .hero-image {
        max-width: 80%;
    }
    .pain-card, .benefit-card, .review-card {
        padding: 20px;
    }
    .features-list li {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 { 
        font-size: 1.8rem; 
    }
    .hero-subtitle {
        font-size: 1rem;
    }
    .hero-image {
        max-width: 100%;
    }
    .steps-container {
        flex-direction: column;
        gap: 60px;
    }
    .btn {
        width: 100%;
        text-align: center;
    }
}