/* ===========================
   RESET & BASE STYLES
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #000;
    background-color: #fff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===========================
   TYPOGRAPHY
   =========================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    color: #000;
}

h2 {
    font-size: 2rem;
    color: #000;
    margin-bottom: 2rem;
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    color: #000;
}

h4 {
    font-size: 1.25rem;
    color: #000;
}

p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1rem;
    color: #000;
}

a {
    color: #a07a50;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #ffffff;
}

/* ===========================
   BUTTONS
   =========================== */
.cta-button, .cta-button-large {
    background: linear-gradient(135deg, #d4a574 0%, #b8894a 100%);
    color: white;
    border: none;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
}

.cta-button:hover, .cta-button-large:hover {
    background: linear-gradient(135deg, #b8894a 0%, #9a6f38 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(212, 165, 116, 0.3);
}

.cta-button-large {
    padding: 18px 48px;
    font-size: 1.1rem;
    margin-top: 1.5rem;
}

.cta-button-red {
    background: linear-gradient(135deg, #e63946 0%, #d62828 100%);
    color: white;
    border: none;
    padding: 16px 40px;
    font-size: 1.05rem;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    box-shadow: 0 8px 20px rgba(230, 57, 70, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cta-button-red:hover {
    background: linear-gradient(135deg, #d62828 0%, #b91c1c 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(230, 57, 70, 0.4);
}

.cta-button-red:active {
    transform: translateY(-1px);
}

.viewer-counter {
    margin-top: 15px;
    text-align: center;
    font-size: 0.95rem;
    color: #000;
    font-weight: 500;
}

.viewer-counter #viewer-count {
    color: #e63946;
    font-weight: 700;
    font-size: 1.1rem;
}

/* ===========================
   HERO SECTION
   =========================== */
.hero {
    background: linear-gradient(135deg, #f5f5f5 0%, #efefef 100%);
    padding: 60px 20px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-text h1 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: #000;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-video {
    width: 100%;
    border-radius: 14px !important;
    overflow: hidden !important;   /* 🔥 ESSA LINHA FAZ FUNCIONAR */
    box-shadow: none !important;
    background: transparent !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
}

/* 📌 Desktop & Tablet (padrão) — 70% */
.hero-video video {
    width: 70%;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* 📌 Mobile — 90% */
@media (max-width: 768px) {
    .hero-video video {
        width: 90%;
    }
}


/* ===========================
   PROBLEM SECTION
   =========================== */
.problem-section {
    padding: 80px 20px;
    background-color: #fff;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.problem-card {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 10px;
    border-left: 4px solid #d4a574;
    transition: all 0.3s ease;
}

.problem-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.problem-card h3 {
    color: #a07a50;
    margin-bottom: 1rem;
}

.problem-card p {
    color: #000;
    font-size: 0.95rem;
}

/* ===========================
   SCIENCE SECTION
   =========================== */
.science-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #f5f5f5 0%, #efefef 100%);
}

.science-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-top: 3rem;
}

.science-text h3 {
    color: #a07a50;
    margin-bottom: 1.5rem;
}

.science-text p {
    color: #000;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.brain-metaphor {
    background: white;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.library-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.brain-metaphor p {
    font-size: 0.95rem;
    margin-bottom: 1rem;
    color: #000;
}

.brain-metaphor strong {
    color: #a07a50;
}

/* ===========================
   EXPOSURE SECTION
   =========================== */
.exposure-section {
    padding: 80px 20px;
    background-color: #fff;
}

.exposure-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.exposure-item {
    text-align: center;
    padding: 30px;
    background: #f9f9f9;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.exposure-item:hover {
    background: #f0f0f0;
    transform: translateY(-5px);
}

.exposure-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.exposure-item h4 {
    color: #a07a50;
    margin-bottom: 0.5rem;
}

.exposure-item p {
    color: #000;
    font-size: 0.95rem;
}

.exposure-note {
    text-align: center;
    margin-top: 2rem;
    font-size: 1.05rem;
    color: #a07a50;
    font-weight: 500;
}

/* ===========================
   SOLUTION SECTION
   =========================== */
.solution-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #f5f5f5 0%, #efefef 100%);
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-top: 3rem;
}

.solution-text h3 {
    color: #a07a50;
    margin-bottom: 1.5rem;
}

.solution-text p {
    color: #000;
    margin-bottom: 1.5rem;
}

.steps {
    margin-top: 2rem;
}

.step {
    display: flex;
    gap: 20px;
    margin-bottom: 2rem;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.step-number {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #d4a574 0%, #b8894a 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
}

.step-content h4 {
    color: #000;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: #000;
    font-size: 0.95rem;
    margin: 0;
}

.solution-gif {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

/* ===========================
   RESULTS SECTION
   =========================== */
.results-section {
    padding: 80px 20px;
    background-color: #fff;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.timeline-item {
    position: relative;
    padding: 30px;
    background: #f9f9f9;
    border-radius: 10px;
    border-top: 4px solid #d4a574;
    transition: all 0.3s ease;
}

.timeline-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.timeline-marker {
    display: inline-block;
    background: linear-gradient(135deg, #d4a574 0%, #b8894a 100%);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.timeline-content h4 {
    color: #000;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: #000;
    font-size: 0.95rem;
    margin: 0;
}

/* ===========================
   WHY IT WORKS SECTION
   =========================== */
.why-works-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #f5f5f5 0%, #efefef 100%);
}

.comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 3rem;
}

.comparison-column {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.comparison-column h3 {
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.comparison-column ul {
    list-style: none;
}

.comparison-column li {
    padding: 12px 0;
    padding-left: 30px;
    position: relative;
    color: #000;
    font-size: 0.95rem;
    line-height: 1.6;
}

.comparison-column li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #a07a50;
    font-weight: bold;
    font-size: 1.2rem;
}

.comparison-column:first-child li:before {
    content: '✗';
    color: #999;
}

/* ===========================
   TESTIMONIALS SECTION
   =========================== */
.testimonials-section {
    padding: 80px 20px;
    background-color: #fff;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.testimonial {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 10px;
    border-left: 4px solid #d4a574;
    transition: all 0.3s ease;
}

.testimonial:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.testimonial-text {
    font-style: italic;
    color: #000;
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.testimonial-author {
    color: #a07a50;
    font-weight: 600;
    font-size: 0.9rem;
    margin: 0;
}

/* ===========================
   CTA SECTION
   =========================== */
.cta-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #d4a574 0%, #b8894a 100%);
    color: white;
    text-align: center;
}

.cta-section h2 {
    color: white;
    margin-bottom: 1.5rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.cta-button-large {
    background: white;
    color: #a07a50;
    font-weight: 700;
}

.cta-button-large:hover {
    background: #f5f5f5;
    color: #b8894a;
}

.cta-disclaimer {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 1.5rem;
}

/* ===========================
   FOOTER
   =========================== */
.footer {
    background-color: #000;
    color: #999;
    padding: 40px 20px;
    text-align: center;
    font-size: 0.9rem;
}

.footer p {
    margin-bottom: 0.5rem;
    color: #999;
}

.footer-disclaimer {
    font-size: 0.8rem;
    color: #777;
    margin-top: 1rem;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */
@media (max-width: 768px) {
    .cta-button-red {
        padding: 14px 32px;
        font-size: 0.95rem;
    }

    .viewer-counter {
        font-size: 0.85rem;
    }

    .viewer-counter #viewer-count {
        font-size: 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    .hero {
        padding: 40px 20px;
        min-height: auto;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .problem-section,
    .science-section,
    .exposure-section,
    .solution-section,
    .results-section,
    .why-works-section,
    .testimonials-section,
    .cta-section {
        padding: 50px 20px;
    }

    .science-content,
    .solution-content,
    .comparison {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .problem-grid,
    .exposure-grid,
    .timeline,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .step {
        flex-direction: column;
        align-items: flex-start;
    }

    .step-number {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .cta-button, .cta-button-large {
        padding: 12px 24px;
        font-size: 0.95rem;
        width: 100%;
    }

    .cta-button-large {
        padding: 14px 28px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 0.9rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.2rem;
    }

    h3 {
        font-size: 1rem;
    }

    .hero-text h1 {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .problem-section,
    .science-section,
    .exposure-section,
    .solution-section,
    .results-section,
    .why-works-section,
    .testimonials-section,
    .cta-section {
        padding: 30px 15px;
    }

    .problem-card,
    .exposure-item,
    .testimonial,
    .comparison-column {
        padding: 20px;
    }

    .step {
        padding: 15px;
    }

    .step-number {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }

    .brain-metaphor {
        padding: 25px;
    }

    .library-icon {
        font-size: 2.5rem;
    }

    .exposure-icon {
        font-size: 2rem;
    }

    .timeline-marker {
        font-size: 0.75rem;
        padding: 6px 12px;
    }

    .cta-button, .cta-button-large {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

/* ===========================
   UTILITY CLASSES
   =========================== */
.text-center {
    text-align: center;
}

.mt-1 {
    margin-top: 1rem;
}

.mt-2 {
    margin-top: 2rem;
}

.mb-1 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

/* ===========================
   4 STAGES OF BRAIN DECLINE SECTION
   =========================== */
.stages-section {
    padding: 80px 20px;
    background-color: #fff; /* White background */
    text-align: center;
}

.stages-title {
    font-size: 2.5rem;
    color: #000;
    margin-bottom: 0.5rem;
}

.stages-subtitle {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 3rem;
}

.stages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.stage-card {
    background-color: #fff; /* White background as per reference */
    border-radius: 12px;
    padding: 20px;
    text-align: center; /* Center the header and title */
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    border: 2px solid;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.stage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Specific Card Styles (Matching the reference image colors) */
.stage-1 { border-color: #5cb85c; background-color: #f0fff0; } /* Green */
.stage-2 { border-color: #f0ad4e; background-color: #fffbe6; } /* Yellow/Gold */
.stage-3 { border-color: #ff8c00; background-color: #fff5e6; } /* Orange */
.stage-4 { border-color: #d9534f; background-color: #ffe6e6; } /* Red */

.stage-header {
    color: white;
    font-weight: 700;
    padding: 5px 10px;
    border-radius: 8px;
    display: inline-block;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.stage-header-1 { background-color: #5cb85c; } /* Green */
.stage-header-2 { background-color: #f0ad4e; } /* Yellow/Gold */
.stage-header-3 { background-color: #ff8c00; } /* Orange */
.stage-header-4 { background-color: #d9534f; } /* Red */

.stage-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    font-weight: 700;
    color: #000;
}

.stage-description {
    font-size: 0.9rem;
    line-height: 1.5;
    color: #333;
    margin-bottom: 15px;
    font-weight: 400;
    text-align: center; /* Center description text */
}

.stage-points {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
    text-align: left;
    /* Remove display: inline-block to allow full width and proper left alignment */
    /* margin: 0 auto; /* Optional: to center the list block if it's narrower than the card */
}

.stage-points li {
    font-size: 0.9rem;
    line-height: 1.6;
    color: #555;
    position: relative;
    padding-left: 15px;
    text-align: left;
}

.stage-points li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #333;
    font-weight: bold;
}

.damage-level {
    margin-top: auto;
    padding-top: 15px;
    border-top: 1px solid #ccc;
    width: 100%;
}

.damage-level p {
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 5px;
    text-align: center;
}

.damage-bar {
    height: 8px;
    border-radius: 4px;
    margin-bottom: 5px;
    background-color: #ccc;
}

.damage-bar-1 { width: 25%; background-color: #5cb85c; }
.damage-bar-2 { width: 50%; background-color: #f0ad4e; }
.damage-bar-3 { width: 75%; background-color: #ff8c00; } /* Orange */
.damage-bar-4 { width: 100%; background-color: #d9534f; } /* Red */

.stages-cta .cta-button-large {
    margin-top: 20px;
}

/* Responsive adjustments for stages section */
@media (max-width: 1024px) {
    .stages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .stages-grid {
        grid-template-columns: 1fr;
    }
    .stages-section {
        padding: 50px 15px;
    }
}

.hero-video {
    overflow: hidden !important;
    border-radius: 14px !important;
}

.hero-video video {
    border-radius: 14px !important;
}


a.hero-video {
    border-radius: 14px !important;
    overflow: hidden !important;
}