:root {
    /* Paleta de Cores Tech Urbano */
    --color-bg: #090d16;
    --color-surface: #121927;
    --color-surface-card: #162032;
    --color-surface-hover: #1c283f;
    --color-accent: #f97316; /* Laranja Sunset / Fire */
    --color-accent-glow: rgba(249, 115, 22, 0.35);
    --color-accent-gradient: linear-gradient(135deg, #f97316 0%, #ea580c 50%, #db2777 100%);
    --color-text-main: #f8fafc;
    --color-text-muted: #94a3b8;
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-card: rgba(255, 255, 255, 0.12);

    /* Tipografia */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Tokens de Motion */
    --motion-fast: 160ms;
    --motion-standard: 260ms;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

    /* Espaçamento e Dimensões */
    --safe-bottom: env(safe-area-inset-bottom, 20px);
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --radius-full: 9999px;
}

/* Reset Global */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text-main);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow-x: hidden;
}

/* Textura e Atmosfera de Fundo */
.texture-overlay {
    position: fixed;
    inset: 0;
    background-image: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
    opacity: 0.035;
    pointer-events: none;
    z-index: 1;
}

.glow-bg {
    position: fixed;
    top: -120px;
    left: 50%;
    transform: translateX(-50%);
    width: 120vw;
    height: 120vw;
    max-width: 650px;
    max-height: 650px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.16) 0%, rgba(9, 13, 22, 0) 65%);
    pointer-events: none;
    z-index: 0;
}

/* Container Principal Mobile-First */
main {
    width: 100%;
    max-width: 500px;
    padding: 24px 20px 48px;
    display: flex;
    flex-direction: column;
    gap: 36px;
    z-index: 2;
    position: relative;
    flex: 1;
}

/* Header & Hero */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: 12px;
}

.avatar-container {
    position: relative;
    width: 108px;
    height: 108px;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-ring {
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: var(--color-accent-gradient);
    opacity: 0.85;
    filter: blur(6px);
}

.avatar {
    position: relative;
    width: 98px;
    height: 98px;
    border-radius: 50%;
    object-fit: cover;
    border: 2.5px solid rgba(255, 255, 255, 0.9);
    background-color: var(--color-surface);
    z-index: 2;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.brand-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.brand-title-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--color-text-main);
}

.verified-badge {
    color: #3b82f6;
    font-size: 19px;
    display: flex;
    align-items: center;
}

.tagline {
    color: var(--color-text-muted);
    font-size: 15px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
}

.fire-icon {
    font-size: 16px;
}

.badges {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 6px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    padding: 5px 12px;
    border-radius: var(--radius-full);
    font-size: 12.5px;
    font-weight: 500;
    color: #e2e8f0;
}

.badge i {
    color: var(--color-accent);
    font-size: 12px;
}

/* Links & Botões */
.links-section {
    width: 100%;
}

.links-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    min-height: 56px;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 15.5px;
    letter-spacing: -0.2px;
    cursor: pointer;
    transition: transform var(--motion-fast) var(--ease-out), background var(--motion-fast) var(--ease-out), box-shadow var(--motion-fast) var(--ease-out);
    user-select: none;
}

.btn i {
    font-size: 20px;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--color-accent-gradient);
    color: #ffffff;
    border: none;
    box-shadow: 0 6px 24px var(--color-accent-glow);
}

.btn-primary:active {
    box-shadow: 0 2px 10px var(--color-accent-glow);
}

.btn-secondary {
    background-color: var(--color-surface);
    color: var(--color-text-main);
    border: 1px solid var(--color-border-card);
}

.btn-secondary:active {
    background-color: var(--color-surface-hover);
}

/* Cabeçalhos de Seção */
.section-header {
    text-align: center;
    margin-bottom: 18px;
}

.section-kicker {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-accent);
    display: block;
    margin-bottom: 4px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.4px;
    color: var(--color-text-main);
}

.section-desc {
    color: var(--color-text-muted);
    font-size: 14px;
    margin-top: 4px;
}

/* Vitrine de Fotos / Feed */
.showcase-section {
    width: 100%;
}

.feed-gallery {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feed-card {
    background-color: var(--color-surface-card);
    border: 1px solid var(--color-border-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.feed-img-wrap {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: #1a2436;
}

.feed-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--motion-standard) var(--ease-out);
}

.feed-card-body {
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.card-tag {
    font-size: 11.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--color-accent);
}

.feed-card-body p {
    font-size: 14px;
    color: #cbd5e1;
    line-height: 1.45;
}

/* Diferenciais */
.highlights-section {
    width: 100%;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 18px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.feature-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: rgba(249, 115, 22, 0.12);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    flex-shrink: 0;
}

.feature-text h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-main);
    margin-bottom: 2px;
}

.feature-text p {
    font-size: 13.5px;
    color: var(--color-text-muted);
    line-height: 1.4;
}

/* Final CTA Section */
.final-cta-section {
    width: 100%;
}

.cta-card {
    background: radial-gradient(circle at top right, rgba(249, 115, 22, 0.12) 0%, rgba(18, 25, 39, 0.95) 70%);
    border: 1px solid rgba(249, 115, 22, 0.3);
    border-radius: var(--radius-lg);
    padding: 28px 22px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.cta-badge {
    background: rgba(249, 115, 22, 0.15);
    color: var(--color-accent);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-main);
}

.cta-text {
    font-size: 14px;
    color: var(--color-text-muted);
    max-width: 340px;
    margin-bottom: 8px;
}

.btn-final {
    width: 100%;
}

/* Floating CTA (Regra do CTA) */
.floating-cta-wrapper {
    position: fixed;
    bottom: var(--safe-bottom);
    left: 50%;
    transform: translateX(-50%) translateY(140%);
    width: calc(100% - 36px);
    max-width: 440px;
    z-index: 100;
    pointer-events: none;
    visibility: hidden;
    transition: transform var(--motion-standard) var(--ease-out), visibility var(--motion-standard);
}

.floating-cta-wrapper.is-visible {
    transform: translateX(-50%) translateY(0);
    visibility: visible;
    pointer-events: auto;
}

.btn-floating {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 4px 16px var(--color-accent-glow);
    border-radius: var(--radius-full);
}

/* Footer & Selo Base2digital */
.footer {
    width: 100%;
    padding: 24px 20px calc(var(--safe-bottom) + 32px);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    z-index: 2;
    position: relative;
}

.copyright {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* Selo Base2Digital Obrigatório */
.b2-credit {
    --seal-ink: var(--color-text-muted);
    --seal-accent: var(--color-accent);
    --seal-ring: rgba(255, 255, 255, 0.08);
    --seal-font: var(--font-heading);
    
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    min-width: 48px;
    text-decoration: none;
    opacity: 0.75;
    transition: opacity var(--motion-fast);
}

.b2-credit:active {
    opacity: 1;
}

.b2-seal {
    width: 84px;
    height: 84px;
    overflow: visible;
}

.b2-seal .seal-text {
    font-family: var(--seal-font);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Acessibilidade & Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .floating-cta-wrapper {
        transform: translateX(-50%);
        transition: opacity var(--motion-standard);
        opacity: 0;
    }

    .floating-cta-wrapper.is-visible {
        transform: translateX(-50%);
        opacity: 1;
    }
}