/*
 * BookVídeoPlay - Premium Dark Mode Styles
 * Typography: Outfit for Headings (modern tech), Inter for Body text.
 * Optimized with VTSD methodology
 */

:root {
    /* Colors */
    --bg-dark: #050505;
    --bg-darker: #000000;
    --surface: rgba(255, 255, 255, 0.03);
    --surface-hover: rgba(255, 255, 255, 0.06);
    --surface-border: rgba(255, 255, 255, 0.08);

    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;

    --accent-blue: #3b82f6;
    --accent-purple: #a855f7;
    --accent-gradient: linear-gradient(135deg, #6366f1, #a855f7, #ec4899);
    --accent-subtle: rgba(168, 85, 247, 0.15);

    --error-red: #ef4444;
    --success-green: #10b981;

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing & Sizes */
    --container-width: 1100px;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Cursor Glow Effect */
.cursor-glow {
    position: fixed;
    width: 92px;
    height: 92px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.16) 0%, rgba(99, 102, 241, 0.07) 44%, transparent 68%);
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%) scale(1);
    transition: opacity 0.35s ease, transform 1.2s cubic-bezier(0.22, 1, 0.36, 1), filter 1.2s ease;
    mix-blend-mode: screen;
    filter: blur(0px) saturate(100%);
}

.cursor-glow::before {
    content: '';
    position: absolute;
    inset: -12%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.34) 0%, rgba(99, 102, 241, 0.14) 36%, transparent 70%);
    opacity: 0;
    transform: scale(0.78);
    transition: opacity 1.1s ease, transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.cursor-glow.is-pressed {
    transform: translate(-50%, -50%) scale(1.24);
    filter: blur(7px) saturate(132%);
}

.cursor-glow.is-pressed::before {
    opacity: 0.82;
    transform: scale(0.98);
}

.cursor-glow.tap {
    animation: tapGlow 0.8s ease-out forwards;
}

@keyframes tapGlow {
    0% {
        opacity: 0.9;
        transform: translate(-50%, -50%) scale(0.3);
    }

    40% {
        opacity: 0.7;
        transform: translate(-50%, -50%) scale(1);
    }

    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.3);
    }
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography Base */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Utility Classes */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

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

.max-w-md {
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.text-gradient {
    background: var(--accent-gradient);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    animation: gradientShift 5s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.text-highlight {
    color: var(--text-secondary);
}

.bg-alternate {
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.01), transparent);
}

/* Grids */
.grid {
    display: grid;
    gap: 24px;
}

/* Background Grid - Pure CSS Animated */
.bg-grid {
    position: fixed;
    top: -20%;
    left: -20%;
    width: 140%;
    height: 140%;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.14) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center;
    z-index: -2;
    pointer-events: none;
    -webkit-mask-image: radial-gradient(ellipse at top, black 20%, transparent 70%);
    mask-image: radial-gradient(ellipse at top, black 20%, transparent 70%);
    animation: grid-breathe 9s ease-in-out infinite;
    transform-origin: center top;
}

@keyframes grid-breathe {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
    }
}

/* Background Glows */
.bg-glows-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-subtle) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

@keyframes float {
    0% {
        transform: translateY(0px) translateX(-50%);
    }

    50% {
        transform: translateY(-30px) translateX(-50%);
    }

    100% {
        transform: translateY(0px) translateX(-50%);
    }
}

@keyframes float-alt {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(30px);
    }

    100% {
        transform: translateY(0px);
    }
}

.top-glow {
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    animation: float 8s ease-in-out infinite;
}

.bottom-glow {
    bottom: -200px;
    right: -200px;
    width: 800px;
    height: 800px;
    opacity: 0.5;
    animation: float-alt 10s ease-in-out infinite reverse;
}

/* Navigation */
.navbar {
    position: relative;
    width: 100%;
    z-index: 100;
    background: transparent;
    border: none;
    padding-top: 8px;
    padding-bottom: 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-centered {
    justify-content: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
}

.logo-img {
    height: 125px;
    width: auto;
    object-fit: contain;
    margin-top: 10px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.875rem;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

.btn-massive {
    padding: 20px 48px;
    font-size: 1.25rem;
    width: 100%;
    max-width: 600px;
}

.btn-inner {
    display: inline;
    text-align: center;
    line-height: inherit;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--surface-border);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--surface);
    border-color: var(--text-secondary);
}

.btn-primary {
    position: relative;
    overflow: hidden;
    background: var(--text-primary);
    color: var(--bg-dark);
    border: none;
    box-shadow: 0 4px 14px rgba(255, 255, 255, 0.1);
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.4), transparent);
    transform: skewX(-20deg);
    animation: shine 4s infinite 2s;
}

@keyframes shine {
    0% {
        left: -100%;
    }

    20% {
        left: 200%;
    }

    100% {
        left: 200%;
    }
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.25), 0 0 15px rgba(168, 85, 247, 0.4);
}

.btn-primary:active {
    transform: translateY(1px) scale(0.98);
    box-shadow: 0 2px 10px rgba(255, 255, 255, 0.2);
}

.btn-primary i {
    transition: transform var(--transition-fast);
}

.btn-primary:hover i {
    transform: translateX(4px);
}

.btn-offer-highlight {
    background: linear-gradient(135deg, #efca52 0%, #e0ac28 100%);
    color: #1f1808;
    box-shadow: 0 9px 22px rgba(224, 172, 40, 0.3);
}

.btn-offer-highlight::after {
    width: 54%;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.52), transparent);
}

.btn-offer-highlight:hover {
    box-shadow: 0 11px 26px rgba(224, 172, 40, 0.36), 0 0 18px rgba(224, 172, 40, 0.24);
}

.btn-offer-highlight.animate-pulse {
    animation: pulse-offer 2s infinite;
}

@keyframes pulse-offer {
    0% {
        box-shadow: 0 0 0 0 rgba(224, 172, 40, 0.4);
    }

    70% {
        box-shadow: 0 0 0 17px rgba(224, 172, 40, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0);
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
    }

    70% {
        box-shadow: 0 0 0 15px rgba(255, 255, 255, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* Section CTA (VTSD: distributed CTAs) */
.section-cta {
    margin-top: 36px;
    display: flex;
    justify-content: center;
}

/* Sections Base */
section {
    padding: 70px 0;
}

.section-header {
    margin-bottom: 40px;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

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

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Glass Elements */
.glass-panel,
.glass-card {
    background: var(--surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--surface-border);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-fast);
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.05), 0 4px 24px rgba(0, 0, 0, 0.3);
}

.glass-card {
    padding: 32px;
}

.glass-card:hover {
    background: var(--surface-hover);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-6px);
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.15), 0 12px 32px rgba(168, 85, 247, 0.15);
}

/* Hero Section */
.hero {
    padding-top: 20px;
    padding-bottom: 80px;
    text-align: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Premium Tech Badge */
.badge {
    position: relative;
    background: rgba(15, 15, 15, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 10px 24px;
    border-radius: 4px;
    /* Sleeker, less AI pill */
    font-size: 0.75rem;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--text-primary);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateZ(0);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

.badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: skewX(-20deg);
    animation: badgeShine 4s infinite 1s;
}

.badge:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(168, 85, 247, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-purple);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-purple), 0 0 20px var(--accent-purple);
    animation: pulseDot 2s infinite;
}

@keyframes badgeShine {
    0% {
        left: -100%;
    }

    20% {
        left: 200%;
    }

    100% {
        left: 200%;
    }
}

@keyframes pulseDot {
    0% {
        opacity: 0.4;
        transform: scale(0.8);
    }

    50% {
        opacity: 1;
        transform: scale(1.2);
    }

    100% {
        opacity: 0.4;
        transform: scale(0.8);
    }
}

.headline {
    font-size: 4.5rem;
    max-width: 800px;
    margin-bottom: 24px;
}

.hero-kicker {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 18px;
}

.subheadline {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-secondary);
    max-width: 800px;
    margin-top: 16px;
}

.hero-support {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.hero-support p {
    margin: 0;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 40px;
    margin-bottom: 40px;
}

/* VTSD: Trust Microcopy */
.trust-microcopy {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.875rem;
    color: var(--text-muted);
    flex-wrap: wrap;
    justify-content: center;
}

.trust-microcopy span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.trust-microcopy i {
    width: 14px;
    height: 14px;
    color: var(--success-green);
}

.trust-divider {
    color: rgba(255, 255, 255, 0.15);
}

/* VTSD: Payment Methods */
.payment-methods {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    flex-direction: row;
    gap: 20px;
    opacity: 0.4;
    margin-top: 8px;
    width: 100%;
}

.payment-icon {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
}

.payment-icon i,
.payment-icon svg {
    width: 22px;
    height: 22px;
}

.payment-icon span {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Problem Section */
.cards-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--surface);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.card-icon.red {
    color: var(--error-red);
    background: rgba(239, 68, 68, 0.1);
}

/* Solution Section */
.solution-panel {
    padding: 40px;
    margin-top: 40px;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(0, 0, 0, 0.4);
    border-radius: 16px;
}

.solution-panel p {
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 24px;
}

.vtsd-clarity p {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.vtsd-clarity .final-statement {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-top: 24px;
    margin-bottom: 0px;
}

.presentation-copy {
    margin-bottom: 0;
}

.highlight-cyan {
    color: var(--accent-blue);
    text-shadow: 0 0 12px rgba(59, 130, 246, 0.4);
    font-weight: 700;
}

.highlight-neon {
    color: var(--accent-purple);
    text-shadow: 0 0 16px rgba(168, 85, 247, 0.5);
    font-weight: 800;
}

.solution-panel p:last-child {
    margin-bottom: 0;
}

/* =============================================
   VTSD: Product Mockup Showcase
   ============================================= */
.product-showcase {
    padding: 60px 0 70px;
}

.impact-bullets {
    list-style: none;
    margin: 32px auto 0;
    padding: 0;
    max-width: 760px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    text-align: left;
}

.impact-bullets li {
    padding: 16px 18px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    line-height: 1.5;
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.04);
}

.mockup-showcase {
    margin-top: 48px;
    position: relative;
}

.mockup-produto {
    width: 100%;
    max-width: 800px;
    height: auto;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5), 0 0 60px rgba(168, 85, 247, 0.08);
    display: block;
    margin: 0 auto;
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
}

/* =============================================
   Custom Video Player (Hero)
   ============================================= */
.hero-video-container {
    margin: 40px auto 0;
    width: 100%;
    max-width: 800px;
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.hero-video-container video {
    border-radius: var(--border-radius-lg);
}

/* Mute Overlay */
.video-mute-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    cursor: pointer;
    z-index: 10;
    background: rgba(0, 0, 0, 0.25);
    transition: opacity 0.5s ease, visibility 0.5s ease;
    border-radius: var(--border-radius-lg);
}

.video-mute-overlay.unmuted {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.mute-icon {
    width: 72px;
    height: 72px;
    color: rgba(255, 255, 255, 0.9);
    filter: drop-shadow(0 0 20px rgba(168, 85, 247, 0.5));
    animation: muteIconPulse 2s ease-in-out infinite;
}

.mute-text {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.04em;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.6);
}

@keyframes muteIconPulse {
    0%, 100% {
        transform: scale(1);
        filter: drop-shadow(0 0 20px rgba(168, 85, 247, 0.5));
    }
    50% {
        transform: scale(1.08);
        filter: drop-shadow(0 0 30px rgba(168, 85, 247, 0.7));
    }
}

/* Fake Progress Bar */
.video-fake-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.08);
    z-index: 15;
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    overflow: hidden;
}

.video-fake-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-purple), #c084fc);
    border-radius: 0 2px 2px 0;
    transition: width 0.3s linear;
    box-shadow: 0 0 8px rgba(168, 85, 247, 0.5);
}

.mockup-skeleton {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 450px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed rgba(255, 255, 255, 0.1);
    animation: skeleton-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.lucide-spinner {
    width: 48px;
    height: 48px;
    color: rgba(255, 255, 255, 0.15);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@keyframes skeleton-pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: .6;
    }
}

.mockup-caption {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 16px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.mockup-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-weight: 500;
}

.mockup-caption i {
    width: 18px;
    height: 18px;
}

.caption-divider {
    color: rgba(255, 255, 255, 0.2);
    margin: 0 4px;
}

/* Ecosystem Section */
.ecosystem {
    padding-top: 70px;
    padding-bottom: 70px;
}

.ecosystem-items {
    margin-top: 48px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.card-kicker {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent-blue);
    margin-bottom: 12px;
}

/* =============================================
   VTSD: Benefits Cards (neon icons)
   ============================================= */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    text-align: left;
    margin-top: 40px;
}

.benefit-card-vtsd {
    padding: 24px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: transform 0.2s ease, background 0.3s ease;
}

.benefit-card-vtsd:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.15);
}

.benefit-card-vtsd p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.benefit-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.benefit-icon i {
    width: 20px;
    height: 20px;
}

.benefit-icon--blue {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
}

.benefit-icon--blue i {
    color: var(--accent-blue);
}

.benefit-icon--purple {
    background: rgba(168, 85, 247, 0.1);
    color: var(--accent-purple);
}

.benefit-icon--purple i {
    color: var(--accent-purple);
}

/* =============================================
   VTSD: Offer Section (Price Anchoring)
   ============================================= */
.offer-section {
    padding-top: 50px;
    padding-bottom: 80px;
}

.offer-card {
    max-width: 600px;
    margin: 0 auto;
    padding: 48px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: linear-gradient(to bottom, rgba(20, 20, 20, 0.8), rgba(5, 5, 5, 0.9));
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    position: relative;
    overflow: hidden;
}

.offer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-gradient);
}

.product-badge {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, 0.3);
    display: inline-block;
    padding: 6px 16px;
    border-radius: 100px;
}

.product-title {
    font-size: 2.5rem;
    margin-bottom: 8px;
}

.product-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-weight: 500;
    margin-bottom: 16px;
}

.delivery-format {
    font-size: 1.15rem;
    color: #f59e0b;
    font-weight: 600;
    margin-top: 12px;
}

/* VTSD: Price Anchoring */
.price-anchor {
    text-align: center;
    margin-top: 32px;
    margin-bottom: 8px;
    padding: 20px 16px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
}

.price-anchor p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.anchor-price {
    color: var(--text-muted);
    text-decoration: line-through;
    text-decoration-color: var(--error-red);
    font-weight: 600;
}

.anchor-reveal {
    margin-top: 12px;
    font-size: 1.15rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* VTSD: Price with installment emphasis */
.price-section {
    text-align: center;
    margin-bottom: 32px;
    padding: 24px 0;
}

.installment-price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin-bottom: 12px;
}

.installment-label {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.installment-value {
    display: flex;
    align-items: flex-start;
    gap: 2px;
    font-weight: 800;
    color: var(--text-primary);
}

.installment-currency {
    font-size: 1.8rem;
    margin-top: 10px;
}

.installment-amount {
    font-size: 5.5rem;
    line-height: 0.9;
    font-family: var(--font-heading);
    letter-spacing: -0.04em;
}

.installment-cents {
    font-size: 1.8rem;
    margin-top: 10px;
}

.full-price {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.price-note {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Offer includes */
.offer-includes {
    list-style: none;
    margin-bottom: 48px;
    gap: 16px;
    font-size: 1.05rem;
    text-align: left;
    padding: 0 16px;
}

.offer-includes li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.offer-includes li i.check,
.offer-includes li svg.check {
    color: var(--success-green);
    width: 24px;
    height: 24px;
    min-width: 24px;
    min-height: 24px;
    flex-shrink: 0;
    margin-top: 2px;
}

.cta-wrapper .final-call {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 24px;
}

.secure-checkout {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.secure-checkout i {
    width: 16px;
    height: 16px;
}

.secure-text,
.secure-logo {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.kiwify-logo {
    height: 14px;
    width: auto;
    max-width: 60px;
    object-fit: contain;
    flex-shrink: 0;
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.kiwify-name {
    font-weight: 600;
    opacity: 0.9;
    margin-left: 2px;
}

/* =============================================
   VTSD: Guarantee Box
   ============================================= */
.guarantee-section {
    padding: 50px 0;
}

.guarantee-box {
    max-width: 650px;
    margin: 0 auto;
    text-align: center;
    padding: 48px 40px;
    border-radius: var(--border-radius-lg);
    border: 2px solid rgba(168, 85, 247, 0.3);
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.05), rgba(59, 130, 246, 0.05));
    box-shadow: 0 0 60px rgba(168, 85, 247, 0.08), inset 0 1px 0 0 rgba(255, 255, 255, 0.05);
    position: relative;
}

.guarantee-seal {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(59, 130, 246, 0.2));
    border: 2px solid rgba(168, 85, 247, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.guarantee-seal i,
.guarantee-seal svg {
    width: 36px;
    height: 36px;
    color: var(--accent-purple);
}

.guarantee-title {
    font-size: 1.75rem;
    margin-bottom: 16px;
    background: var(--accent-gradient);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.guarantee-text-body {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.guarantee-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 100px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    color: var(--success-green);
    font-size: 0.9rem;
    font-weight: 600;
}

.guarantee-badge i {
    width: 18px;
    height: 18px;
}

/* =============================================
   VTSD: Author Section
   ============================================= */
.author-section {
    padding: 80px 0;
}

.author-card {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 32px;
    padding: 40px;
    border-radius: var(--border-radius-lg);
    background: var(--surface);
    border: 1px solid var(--surface-border);
}

.author-photo {
    flex-shrink: 0;
}

.author-photo img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(168, 85, 247, 0.3);
    box-shadow: 0 0 30px rgba(168, 85, 247, 0.1);
}

.author-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-purple);
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
}

.author-name {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.author-bio {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Footer */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--surface-border);
    background: var(--bg-darker);
}

.footer-logo {
    justify-content: center;
    margin-bottom: 24px;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 24px;
    font-size: 0.875rem;
    color: var(--text-muted);
    flex-wrap: wrap;
}

.footer-links a {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-links a i {
    width: 16px;
    height: 16px;
}

#email-text {
    color: var(--text-muted);
    font-weight: 400;
}

/* Back to Top Button */
.btn-back-to-top {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 20px;
    padding: 10px 24px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    border: 1px solid rgba(168, 85, 247, 0.25);
    background: rgba(168, 85, 247, 0.06);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-back-to-top:hover {
    color: var(--text-primary);
    border-color: rgba(168, 85, 247, 0.5);
    background: rgba(168, 85, 247, 0.12);
    box-shadow: 0 0 16px rgba(168, 85, 247, 0.2);
    transform: translateY(-2px);
}

.btn-back-to-top i {
    width: 14px;
    height: 14px;
}

/* Tooltip */
.tooltip-container {
    position: relative;
    display: inline-block;
}

.tooltip-content {
    position: absolute;
    bottom: 150%;
    left: 50%;
    transform: translateX(-50%);
    background: #1a1a1a;
    border: 1px solid var(--surface-border);
    padding: 16px;
    border-radius: 8px;
    width: 280px;
    z-index: 50;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    text-align: left;
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--text-secondary);
    pointer-events: none;
}

.tooltip-content strong {
    color: var(--text-primary);
}

.tooltip-container:hover .tooltip-content {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-5px);
}

/* =============================================
   METHOD 3Cs (PREMIUM REDESIGN)
   ============================================= */
.method-section {
    padding-top: 70px;
    padding-bottom: 70px;
    position: relative;
}

.method-grid-new {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.method-card-new {
    background: rgba(15, 15, 15, 0.4);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 48px 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3), inset 0 1px 1px 0 rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.method-card-new:hover {
    transform: translateY(-10px);
    background: rgba(20, 20, 20, 0.6);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 20px rgba(168, 85, 247, 0.1);
}

/* Step Number Badge (Ghost Style) */
.method-step-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 5rem;
    font-weight: 900;
    color: white;
    opacity: 0.03;
    line-height: 1;
    font-family: var(--font-heading);
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.method-card-new:hover .method-step-number {
    opacity: 0.08;
}

.method-icon-new {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 12px;
    transition: all 0.5s ease;
}

.method-card-new:hover .method-icon-new {
    transform: scale(1.1) rotate(-5deg);
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
}

.method-icon-new i,
.method-icon-new svg {
    width: 32px;
    height: 32px;
}

.method-title-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    z-index: 2;
}

.method-title-group h3 {
    font-size: 1.85rem;
    font-weight: 800;
    margin: 0;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.method-title-group p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0;
    line-height: 1.5;
}

.method-list-new {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
    position: relative;
    z-index: 2;
}

.method-list-new li {
    font-size: 1rem;
    color: var(--text-muted);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.method-card-new:hover .method-list-new li {
    color: var(--text-secondary);
}

.method-list-new li::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--text-primary);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 10px;
    opacity: 0.3;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.method-card-new:hover .method-list-new li::before {
    opacity: 0.8;
    transform: scale(1.2);
}

/* Glow Borders based on Step */
.method-card-new:nth-child(1) {
    border-bottom: 2px solid rgba(59, 130, 246, 0.3);
}

.method-card-new:nth-child(2) {
    border-bottom: 2px solid rgba(168, 85, 247, 0.3);
}

.method-card-new:nth-child(3) {
    border-bottom: 2px solid rgba(16, 185, 129, 0.3);
}

/* Reveal Support */
.method-card-new.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.method-card-new.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* =============================================
   Legal Pages (Termos / Política)
   ============================================= */
.top-bar {
    padding: 16px 0;
    border-bottom: 1px solid var(--surface-border);
    background: var(--bg-darker);
}

.top-bar-logo {
    display: flex;
    align-items: center;
}

.top-bar-logo img {
    height: 36px;
    width: auto;
    object-fit: contain;
}

.top-bar-logo span {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.legal-page {
    padding: 60px 0 80px;
}

.legal-container {
    max-width: 800px;
}

.legal-updated {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.legal-content h2 {
    font-size: 1.35rem;
    margin-top: 36px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.legal-content h3 {
    font-size: 1.1rem;
    margin-top: 24px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.legal-content p {
    font-size: 0.95rem;
    line-height: 1.75;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.legal-content ul {
    padding-left: 24px;
    margin-bottom: 16px;
}

.legal-content li {
    font-size: 0.95rem;
    line-height: 1.75;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.legal-content a {
    color: var(--accent-purple);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.legal-content a:hover {
    color: #c084fc;
}

/* Footer logo on legal pages */
.footer .footer-logo img {
    height: 28px;
    width: auto;
    object-fit: contain;
}

.footer .footer-logo span {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-secondary);
}

.footer .footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.footer-contact {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 16px;
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.footer-disclaimer {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 16px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.6;
}

@media (max-width: 1024px) {
    .method-grid-new {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .method-card-new {
        padding: 40px 28px;
    }

}

.copyright {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* =============================================
   RESPONSIVE (Mobile-First VTSD)
   ============================================= */
@media (max-width: 900px) {
    .headline {
        font-size: 3.5rem;
    }

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

    .author-card {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .hero-content>* {
        min-width: 0;
    }

    section {
        padding: 80px 0;
    }

    .headline {
        font-size: 2.25rem;
    }

    .subheadline {
        font-size: 1.15rem;
    }

    .hero-kicker {
        font-size: 0.8rem;
        letter-spacing: 0.14em;
        margin-bottom: 14px;
    }

    .section-title {
        font-size: 1.85rem;
    }

    .section-subtitle {
        font-size: 1.05rem;
    }

    .hero {
        padding-top: 10px;
        padding-bottom: 40px;
    }

    .hero-cta {
        margin-bottom: 40px;
        width: 100%;
        max-width: 600px;
        padding-inline: max(8px, env(safe-area-inset-left)) max(8px, env(safe-area-inset-right));
    }

    .btn-massive {
        font-size: 0.82rem;
        padding: 18px 12px;
        max-width: 100%;
        line-height: 1.15;
    }

    .btn-inner {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 6px;
        width: auto;
        white-space: nowrap;
        max-width: 100%;
    }

    .hero-cta>.btn {
        width: 100%;
        max-width: 100%;
        margin-inline: auto;
    }

    .hero-cta>.btn.animate-pulse {
        animation: none;
    }

    .hero-cta>.btn .btn-inner {
        display: block;
        width: 100%;
        text-align: center;
        white-space: normal;
        text-wrap: balance;
        overflow-wrap: anywhere;
    }

    .logo-img {
        height: 130px;
        margin-top: -5px;
        margin-bottom: -10px;
    }

    .navbar {
        padding-top: 0;
        padding-bottom: 0;
    }

    /* Trust microcopy mobile */
    .trust-microcopy {
        gap: 8px 10px;
        font-size: 0.68rem;
        flex-wrap: wrap;
        white-space: normal;
        justify-content: center;
        width: 100%;
        overflow: visible;
        text-align: center;
    }

    .trust-microcopy span {
        justify-content: center;
    }

    .trust-divider {
        display: none;
    }

    /* Payment methods mobile */
    .payment-methods {
        gap: 10px 14px;
    }

    .secure-checkout {
        flex-direction: column;
        gap: 8px;
        font-size: 0.75rem;
        opacity: 0.8;
    }

    .secure-text {
        color: var(--text-muted);
    }

    .secure-logo {
        gap: 4px;
    }

    .kiwify-logo {
        height: 12px;
    }

    /* Mockup mobile */
    .mockup-produto {
        border-radius: 12px;
    }

    .mockup-caption {
        flex-direction: row;
        gap: 6px;
        font-size: 0.8rem;
        flex-wrap: wrap;
        justify-content: center;
        row-gap: 10px;
    }

    .mockup-tag {
        white-space: nowrap;
    }

    .impact-bullets {
        grid-template-columns: 1fr;
        gap: 10px;
        margin-top: 24px;
    }

    .impact-bullets li {
        padding: 14px 16px;
        border-radius: 14px;
    }

    .caption-divider {
        display: inline-block;
    }

    /* Benefits grid mobile */
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    /* Offer card mobile */
    .offer-card {
        padding: 32px 20px;
    }

    .product-title {
        font-size: 1.75rem;
    }

    .installment-amount {
        font-size: 4rem;
    }

    .installment-currency,
    .installment-cents {
        font-size: 1.4rem;
    }

    .price-anchor {
        padding: 16px 12px;
    }

    /* Guarantee mobile */
    .guarantee-box {
        padding: 32px 24px;
    }

    .guarantee-title {
        font-size: 1.4rem;
    }

    /* Author mobile */
    .author-card {
        flex-direction: column;
        text-align: center;
        padding: 32px 24px;
    }

    .author-photo img {
        width: 100px;
        height: 100px;
    }

    /* Footer mobile */
    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .tooltip-content {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        width: 90vw;
        max-width: 320px;
        min-width: unset;
        text-align: center;
    }

    .tooltip-container:hover .tooltip-content,
    .tooltip-container:focus-within .tooltip-content {
        transform: translateX(-50%) translateY(-5px);
    }

    /* Ecosystem mobile */
    .ecosystem-items {
        grid-template-columns: 1fr;
    }

    /* Cards grid mobile */
    .cards-grid {
        grid-template-columns: 1fr;
    }

    /* Reduce GPU-heavy effects on mobile */
    .glass-panel,
    .glass-card {
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }
}