@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');

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

body {
    margin: 0;
    font-family: 'Roboto', Arial, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: #f5f5f5;
    color: #333;
    font-size: 1.2rem;
}

ul {
    list-style: none;
    margin-bottom: 16px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
}

/* Header */
.main-headline {
    color: #8B0000;
    font-size: 1.8rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 15px;
    line-height: 1.2;
}

.subheadline {
    text-align: center;
    color: #333;
    margin-bottom: 25px;
    line-height: 1.5rem;
}

/* Video Section */
.video-container {
    position: relative;
    max-width: 500px;
    margin: 0 auto 15px;
    cursor: pointer;
}

.video-thumbnail {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
    background: linear-gradient(135deg, #8B4513 0%, #D2691E 50%, #CD853F 100%);
    aspect-ratio: 16/9;
}

.video-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(180deg, #2a1a0a 0%, #4a2a1a 30%, #6a3a2a 60%, #8a5a3a 100%);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.video-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(180deg, rgba(139,69,19,0.3) 0%, transparent 100%);
}

.play-button {
    width: 70px;
    height: 70px;
    background-color: #ff4500;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    z-index: 1;
}

.play-button::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 25px solid white;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    margin-left: 5px;
}

/* Live Counter */
.live-counter {
    text-align: center;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.live-counter span {
    font-weight: bold;
}

.live-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background-color: #ff0000;
    border-radius: 50%;
    margin-right: 8px;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* CTA Buttons */
.cta-button {
    display: block;
    width: fit-content;
    margin: 20px auto;
    padding: 15px 30px;
    background-color: #cc0000;
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 5px;
    text-align: center;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: #990000;
}

.cta-button::before {
    content: '▶ ';
}

/* Content Sections */
.content-section {
    padding: 20px 10px;
    text-align: left;
}

.content-section p {
    margin-bottom: 15px;
    font-size: 1.2rem;
    line-height: 1.5;
}

.content-section strong {
    font-weight: bold;
}

.highlight {
    padding: 16px;
    background-color: lightyellow;
    border: 1px solid yellow;
    border-radius: 8px;
}

.quote {
    font-style: italic;
}

.subtitle {
    font-style: italic;
    font-size: 1rem;
    text-align: center;
}

/* Stages Section */
.stages-section {
    padding: 30px 10px;
    text-align: center;
}

.stages-title {
    color: #cc0000;
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 10px;
}

.stages-subtitle {
    color: #666;
    font-size: 1.2rem;
    margin-bottom: 25px;
    text-align: left;
}

.stages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

@media (max-width: 768px) {
    .stages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .stages-grid {
        grid-template-columns: 1fr;
    }
}

.stage-card {
    border: 2px solid #ddd;
    border-radius: 8px;
    padding: 15px;
    text-align: left;
    background: #fff;

    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%; 
}

.stage-footer {
    margin-top: auto;
}

.stage-card.stage-4 {
    background-color: #fff9e6;
    border-color: #ffd700;
}

.stage-badge {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 3px;
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.stage-1 .stage-badge { background-color: #4CAF50; color: white; }
.stage-2 .stage-badge { background-color: #2196F3; color: white; }
.stage-3 .stage-badge { background-color: #FF9800; color: white; }
.stage-4 .stage-badge { background-color: #f44336; color: white; }

.stage-title {
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 8px;
    color: #333;
}

.stage-description {
    font-size: 1rem;
    color: #666;
    margin-bottom: 10px;
}

.stage-list {
    list-style: none;
    padding: 0;
    margin-bottom: 15px;
}

.stage-list li {
    font-size: 1rem;
    color: #555;
    padding-left: 15px;
    position: relative;
    margin-bottom: 5px;
}

.stage-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #cc0000;
}

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

.damage-fill {
    height: 100%;
    border-radius: 4px;
}

.stage-1 .damage-fill { width: 25%; background-color: #4CAF50; }
.stage-2 .damage-fill { width: 50%; background-color: #2196F3; }
.stage-3 .damage-fill { width: 75%; background-color: #FF9800; }
.stage-4 .damage-fill { width: 100%; background-color: #f44336; }

.damage-label {
    font-size: 1rem;
    color: #888;
}

/* Research Section */
.research-section {
    padding: 20px 10px;
    background-color: #fff;
}

.research-section p {
    margin-bottom: 15px;
    font-size: 1.2rem;
    line-height: 1.7;
}

/* Footer */
.footer {
    text-align: center;
    padding: 30px 10px;
    font-size: 0.8rem;
    color: #666;
    border-top: 1px solid #eee;
    margin-top: 20px;
}

.footer-links {
    margin-bottom: 10px;
}

.footer-links a {
    color: #666;
    text-decoration: underline;
    margin: 0 10px;
}

.footer-copyright {
    margin-bottom: 15px;
}

.footer-disclaimer {
    font-size: 0.7rem;
    color: #888;
    line-height: 1.5;
    max-width: 600px;
    margin: 0 auto;
}

.footer-disclaimer p {
    margin-bottom: 10px;
}

.fda-box {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    padding: 15px;
    margin-top: 15px;
    text-align: left;
}

.fda-box strong {
    color: #333;
}

/* HEADER FULL-WIDTH */
.site-header {
    width: 100%;
    background: #0f172a;
    color: #f9fafb;
    border-bottom: 1px solid rgba(148, 163, 184, 0.4);
}

.site-header-inner {
    max-width: 960px;
    margin: 0 auto;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

/* Marca / logo */
.site-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.site-logo {
    font-size: 1.8rem;
}

.site-title-wrap {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.site-title {
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.site-tagline {
    font-size: 0.75rem;
    opacity: 0.8;
}

/* Navegação desktop */
.site-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.site-nav a {
    text-decoration: none;
    color: inherit;
    opacity: 0.85;
    position: relative;
}

.site-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 2px;
    background: #f97316;
    transition: width 0.18s ease-out;
}

.site-nav a:hover {
    opacity: 1;
}

.site-nav a:hover::after {
    width: 100%;
}

/* menu hamburger (mostra só no mobile) */
.hamburger {
    display: none;
    border: none;
    background: transparent;
    padding: 4px;
    cursor: default;
}

.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: #f9fafb;
    border-radius: 999px;
    margin: 3px 0;
}

.site-logo-icon {
    width: 32px;
    height: 32px;
    display: block;
}

/* RESPONSIVIDADE */
@media (max-width: 768px) {
    .site-nav {
        display: none;
    }

    .hamburger {
        display: inline-flex;
        flex-direction: column;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .site-tagline {
        display: none;
    }

    .site-title {
        font-size: 0.9rem;
    }
}