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

:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #764ba2;
    --accent: #f093fb;
    --dark: #1a1a2e;
    --gray: #6c757d;
    --light-gray: #f8f9fa;
    --white: #ffffff;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --bf-color: #ff6b35;
    --bf-dark: #e85d2c;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Lock scroll when nav is open */
body.nav-open {
    overflow: hidden;
}

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

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 18px;
}

/* Ensure dropdown can position under the navbar */
.navbar {
    position: relative;
    z-index: 1001;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    font-size: 28px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: var(--primary);
}

/* Ocultar botão Login mobile em desktop */
.btn-login-mobile {
    display: none;
}

/* Botão Login Desktop com efeito degradê */
.btn-login-desktop {
    display: inline-block;
    padding: 0;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #667eea 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
    position: relative;
    transition: all 0.3s ease;
}

.btn-login-desktop:hover {
    filter: brightness(1.2);
    transform: scale(1.05);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    position: relative;
    z-index: 10003;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px;
    transition: all 0.3s;
}


/* Black Friday Banner */
.bf-banner {
    position: relative;
    background: radial-gradient(1200px 200px at 50% -60%, rgba(255, 255, 255, .15), transparent 60%),
        linear-gradient(90deg, #ef4444, #dc2626);
    color: #fff;
    padding: 6px 0;
    margin-top: 70px;
    border-bottom: 1px solid rgba(255, 255, 255, .2);
    box-shadow: 0 6px 20px rgba(232, 93, 44, .25);
    animation: pulse 3s ease-in-out infinite;
}

.bf-banner .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 700;
    letter-spacing: .02em;
}

.bf-banner span {
    background: transparent;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
}

.bf-banner i {
    animation: bounce 1.2s infinite;
    opacity: .95;
}

/* Black Friday Ticker */
.bf-ticker {
    position: relative;
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent 0, black 8%, black 92%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0, black 8%, black 92%, transparent 100%)
}

.bf-track {
    display: flex;
    gap: 32px;
    white-space: nowrap;
    will-change: transform;
    animation: bf-scroll 18s linear infinite
}

.bf-item {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    padding-top: 6px
}

.bf-item span {
    letter-spacing: .02em
}

.bf-ticker:hover .bf-track {
    animation-play-state: paused
}

@keyframes bf-scroll {
    from {
        transform: translateX(0)
    }

    to {
        transform: translateX(-50%);
    }
}

/* Hero Section */
.hero {
    position: relative;
    padding: 120px 0 100px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,144C960,149,1056,139,1152,122.7C1248,107,1344,85,1392,74.7L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 14px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.hero-stats {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-item i {
    font-size: 40px;
    opacity: 0.8;
}

.stat-item strong {
    display: block;
    font-size: 1.5rem;
}

.stat-item span {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

/* Efeito de brilho nos botões da hero */
.hero-buttons .btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.hero-buttons .btn::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg,
            transparent,
            rgba(255, 255, 255, 0.3),
            transparent);
    animation: shineHero 2s infinite;
    z-index: 1;
}

.hero-buttons .btn span,
.hero-buttons .btn i {
    position: relative;
    z-index: 2;
}

.hero-buttons .btn-outline {
    background: transparent;
    border: 2px solid white;
    color: white;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.hero-buttons .btn-outline::before {
    background: linear-gradient(45deg,
            transparent,
            rgba(255, 255, 255, 0.4),
            transparent);
}

.hero-buttons .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.hero-buttons .btn-outline:hover {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4);
}

@keyframes shineHero {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }

    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

.hero-note {
    opacity: 0.9;
    font-size: 0.9rem;
}

.mockup-container {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.mockup-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.hero-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 80px;
}

.hero-wave path {
    fill: var(--white);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.35);
    position: relative;
    overflow: hidden;
    font-weight: 600;
    letter-spacing: 0.3px;
    border: none;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left 0.6s ease;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 10px 35px rgba(102, 126, 234, 0.5);
    background: linear-gradient(135deg, #7c8ef0 0%, #8659b0 100%);
}

.btn-primary:active {
    transform: translateY(-1px) scale(1.01);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.8);
    font-weight: 600;
    letter-spacing: 0.3px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.95);
    color: #667eea;
    border-color: white;
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

.btn-secondary:active {
    transform: translateY(-1px) scale(1.01);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-lg {
    padding: 15px 40px;
    font-size: 1.1rem;
}

.btn-xl {
    padding: 18px 50px;
    font-size: 1.2rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
    position: relative;
    z-index: 2;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    letter-spacing: 0.5px;
    text-transform: none;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.section-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.section-badge:hover::before {
    left: 100%;
}

.section-header h2 {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: #1a1a2e;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.section-header p {
    font-size: 1.15rem;
    color: #666;
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.6;
    font-weight: 400;
}

/* Features Section */
.features {
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf4 100%);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.3), transparent);
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: 20px;
}

.feature-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.20),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon i {
    font-size: 28px;
    color: white;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 40px 30px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08),
        0 1px 0 rgba(255, 255, 255, 0.8) inset;
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.pricing-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg,
            transparent,
            rgba(102, 126, 234, 0.1),
            transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    pointer-events: none;
    z-index: 0;
}

.pricing-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 0 25px 70px rgba(102, 126, 234, 0.25),
        0 10px 30px rgba(0, 0, 0, 0.1),
        0 1px 0 rgba(255, 255, 255, 1) inset;
}

.pricing-card:hover::after {
    left: 100%;
}

.pricing-card.featured {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    transform: scale(1.05);
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 15px 50px rgba(102, 126, 234, 0.4),
        0 5px 20px rgba(118, 75, 162, 0.3),
        0 1px 0 rgba(255, 255, 255, 0.2) inset;
}

.pricing-card.featured:hover {
    transform: scale(1.08) translateY(-15px);
    box-shadow: 0 30px 80px rgba(102, 126, 234, 0.5),
        0 10px 40px rgba(118, 75, 162, 0.4);
}

.pricing-card.highlight {
    border: 3px solid var(--bf-color);
    background: rgba(255, 107, 53, 0.03);
    position: relative;
}

.pricing-card.highlight::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 24px;
    padding: 3px;
    background: linear-gradient(135deg, var(--bf-color), var(--bf-dark));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask-composite: xor;
    animation: borderPulse 3s ease-in-out infinite;
}

@keyframes borderPulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.6;
    }
}

.pricing-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--success);
    color: white;
    padding: 5px 15px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

.bf-badge {
    background: var(--bf-color);
    animation: pulse 2s infinite;
}

.pricing-header {
    text-align: center;
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

.pricing-header i {
    font-size: 50px;
    margin-bottom: 15px;
    display: block;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.featured .pricing-header i {
    -webkit-text-fill-color: white;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.pricing-header p {
    opacity: 0.7;
    font-size: 0.9rem;
}

.pricing-price {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.old-price {
    text-decoration: line-through;
    color: var(--gray);
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.currency {
    font-size: 1.5rem;
    vertical-align: top;
    font-weight: 600;
}

.amount {
    font-size: 3.5rem;
    font-weight: 800;
}

.period {
    font-size: 1rem;
    opacity: 0.7;
}

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.featured .pricing-features li {
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.pricing-features i {
    color: var(--success);
    margin-right: 10px;
}

.featured .pricing-features i {
    color: white;
}

.pricing-footer {
    text-align: center;
    margin-top: 50px;
    padding: 20px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(232, 93, 44, 0.1) 100%);
    border-radius: 15px;
    border: 2px dashed rgba(232, 93, 44, 0.3);
    position: relative;
    overflow: hidden;
}

.pricing-footer::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(232, 93, 44, 0.05) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.pricing-footer p {
    position: relative;
    z-index: 1;
    color: #e85d2c;
    font-weight: 600;
    font-size: 1.1rem;
    margin: 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

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

    to {
        transform: rotate(360deg);
    }
}

/* Demo Section */
.demo {
    background: linear-gradient(135deg, #f8f9fc 0%, #e9ecf4 100%);
    position: relative;
}

.demo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.2), transparent);
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 40px;
}

.demo-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 28px;
    padding: 45px;
    border: 2px solid rgba(102, 126, 234, 0.1);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.08),
        0 5px 15px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 1);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.demo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #667eea);
    background-size: 200% 100%;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.demo-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 70px rgba(102, 126, 234, 0.2),
        0 10px 30px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 1);
    border-color: rgba(102, 126, 234, 0.3);
}

.demo-card:hover::before {
    opacity: 1;
    animation: gradientMove 3s linear infinite;
}

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

    100% {
        background-position: 200% 50%;
    }
}

.demo-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3),
        inset 0 -2px 5px rgba(0, 0, 0, 0.1),
        inset 0 2px 5px rgba(255, 255, 255, 0.3);
    position: relative;
    transition: all 0.4s ease;
}

.demo-card:hover .demo-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4),
        inset 0 -2px 5px rgba(0, 0, 0, 0.1),
        inset 0 2px 5px rgba(255, 255, 255, 0.3);
}

.demo-icon i {
    font-size: 44px;
    color: white;
    transition: transform 0.4s ease;
}

.demo-card:hover .demo-icon i {
    transform: scale(1.1);
}

.demo-card h3 {
    font-size: 2rem;
    margin-bottom: 18px;
    color: #1a1a2e;
    font-weight: 700;
    letter-spacing: -0.3px;
    line-height: 1.3;
}

.demo-card>p {
    color: #666;
    margin-bottom: 28px;
    font-size: 1.05rem;
    line-height: 1.6;
    font-weight: 400;
}

.demo-features {
    list-style: none;
    margin-bottom: 35px;
}

.demo-features li {
    padding: 12px 0;
    color: #2d3748;
    font-size: 0.98rem;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s ease;
}

.demo-features li:hover {
    padding-left: 5px;
    color: #667eea;
}

.demo-features i {
    color: #10b981;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.demo-features li:hover i {
    transform: scale(1.2);
    color: #059669;
}

.demo-credentials {
    text-align: center;
    margin-top: 20px;
    padding: 15px;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 12px;
    border: 1px dashed rgba(102, 126, 234, 0.2);
}

.demo-credentials p {
    color: #667eea;
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0;
}

.demo-credentials strong {
    color: #1a1a2e;
    font-weight: 600;
}

.demo-card .btn {
    width: 100%;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.25);
}

.demo-card .btn:hover {
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.35);
}

/* Use Cases Section */
.use-cases {
    background: var(--light-gray);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 320px));
    gap: 25px;
    justify-content: center;
}

.use-case-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 18px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.6);
    position: relative;
}

.use-case-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 18px;
    padding: 2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.use-case-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.20),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

.use-case-card:hover::before {
    opacity: 1;
}

.use-case-card i {
    font-size: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 15px;
}

.use-case-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.use-case-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

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

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta>p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 30px 0 40px;
    flex-wrap: wrap;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

.cta-feature i {
    font-size: 24px;
}

.cta-note {
    margin-top: 20px;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: var(--dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-logo i {
    font-size: 28px;
    color: var(--primary);
}

/* Center first footer column (logo + text) */
.footer-grid .footer-col:first-child {
    text-align: center;
}

.footer-grid .footer-col:first-child .footer-logo {
    justify-content: center;
}

.footer-col p {
    opacity: 0.8;
    margin-bottom: 20px;
}

.footer-col h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

/* Center remaining footer columns (titles, lists and contact items) */
.footer-grid .footer-col:nth-child(n+2) {
    text-align: center;
}

.footer-grid .footer-col:nth-child(n+2) ul {
    padding-left: 0;
}

.footer-grid .footer-col:nth-child(n+2) .contact-info li {
    justify-content: center;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

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

.contact-info li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-info i {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
    transition: all 0.3s;
    z-index: 999;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

.back-to-top.show {
    display: flex;
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    background: transparent;
    color: #25D366;
    opacity: 0;
    transform: translateY(20px) scale(0.9);
    pointer-events: none;
    transition: opacity .4s ease, transform .4s ease;
    z-index: 1000;
    will-change: transform;
}

.whatsapp-float i {
    font-size: 44px;
    color: currentColor;
    filter: drop-shadow(0 6px 18px rgba(37, 211, 102, .35));
}

.whatsapp-float.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
    animation: wa-bounce 2s ease-in-out infinite;
}

.whatsapp-float.show i {
    animation: wa-pulse 1.6s ease-in-out infinite;
}

.whatsapp-float:hover i {
    transform: scale(1.06);
}

@keyframes wa-pulse {

    0%,
    100% {
        filter: drop-shadow(0 6px 18px rgba(37, 211, 102, .35));
    }

    50% {
        filter: drop-shadow(0 10px 24px rgba(37, 211, 102, .55));
    }
}

@keyframes wa-bounce {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }

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

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 18px;
        right: 16px;
    }

    .whatsapp-float i {
        font-size: 48px;
    }
}

/* Animations */
@keyframes float {

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

    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.8;
    }
}

@keyframes bounce {

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

    50% {
        transform: translateY(-5px);
    }
}

/* Responsive */
@media (max-width: 768px) {

    /* Ocultar Login desktop e mostrar Login mobile */
    .btn-login-desktop {
        display: none !important;
    }

    /* Black Friday Banner - smaller & faster on mobile */
    .bf-banner {
        padding: 10px 0 6px;
    }

    .bf-item {
        padding-top: 6px;
    }

    .bf-item span {
        font-size: 12px;
    }

    .bf-track {
        animation-duration: 12s;
    }

    /* Hide hamburger - not needed anymore */
    .hamburger {
        display: none;
    }

    /* Mobile: hide only the menu on scroll, keep logo and CTA visible */
    .nav-menu {
        transition: transform 0.25s ease, opacity 0.2s ease, max-height 0.25s ease, padding 0.2s ease, margin 0.2s ease, border-color 0.2s ease;
        max-height: 80px;
    }

    .header.scroll-down .nav-menu {
        transform: translateY(-100%);
        opacity: 0;
        max-height: 0;
        padding-top: 0;
        padding-bottom: 0;
        margin-top: 0;
        border-top-color: transparent;
    }

    .header.scroll-up .nav-menu {
        transform: translateY(0);
        opacity: 1;
        max-height: 80px;
    }

    /* Stack navbar vertically */
    .navbar .container {
        flex-wrap: wrap;
        padding: 10px 12px;
    }

    /* Logo and actions on first row */
    .logo {
        order: 1;
        font-size: 18px;
        gap: 6px;
    }

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

    .nav-actions {
        order: 2;
        display: flex !important;
        gap: 12px;
        align-items: center;
    }

    .nav-actions .btn {
        padding: 8px 16px;
        font-size: 14px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        background-size: 200% 200%;
        animation: gradientShift 3s ease infinite;
        border: none;
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
        position: relative;
        overflow: hidden;
    }

    .nav-actions .btn::before {
        content: '';
        position: absolute;
        top: -50%;
        left: -50%;
        width: 200%;
        height: 200%;
        background: linear-gradient(45deg,
                transparent,
                rgba(255, 255, 255, 0.3),
                transparent);
        animation: shineBtn 2s infinite;
    }

    .nav-actions .btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
    }

    @keyframes shineBtn {
        0% {
            transform: translateX(-100%) translateY(-100%) rotate(45deg);
        }

        100% {
            transform: translateX(100%) translateY(100%) rotate(45deg);
        }
    }

    /* Texto Login Mobile com efeito brilhante degradê */
    .btn-login-mobile {
        display: inline-block;
        padding: 0;
        font-size: 14px;
        font-weight: 700;
        text-decoration: none;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #667eea 100%);
        background-size: 200% auto;
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
        animation: gradientShift 3s ease infinite;
        position: relative;
        transition: all 0.3s ease;
    }

    .btn-login-mobile:hover {
        filter: brightness(1.2);
        transform: scale(1.05);
    }

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

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

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

    /* Mobile horizontal menu - full width on second row */
    .nav-menu {
        order: 3;
        width: 100%;
        display: flex;
        gap: 0px;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
        padding: 4px 0;
        margin-top: 4px;
        border-top: 1px solid rgba(0, 0, 0, 0.05);
        position: relative;
        justify-content: space-evenly;
    }


    .nav-menu::-webkit-scrollbar {
        display: none;
    }

    .nav-menu li {
        white-space: nowrap;
        flex-shrink: 0;
    }

    .nav-menu li a {
        font-size: 12px;
        padding: 6px 4px;
        display: inline-block;
        border-radius: 6px;
        transition: all 0.2s ease;
        font-weight: 500;
    }

    .nav-menu li a:hover,
    .nav-menu li a:active {
        background: rgba(102, 126, 234, 0.1);
        color: var(--primary);
    }

    /* Black Friday Banner - adjust spacing for shorter header */
    .bf-banner {
        margin-top: 90px;
    }

    /* Hero section - reduce spacing */
    .hero {
        padding: 110px 0 60px;
    }

    .hero h1 {
        font-size: 1.95rem;
        line-height: 1.3;
        margin-top: 0;
        margin-bottom: 16px;
        letter-spacing: -0.3px;
        text-wrap: balance;
        word-wrap: break-word;
    }

    .hero-description {
        font-size: 1rem;
        line-height: 1.5;
        margin-bottom: 24px;
        opacity: 0.95;
    }

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


    .hero-stats {
        flex-direction: row;
        gap: 8px;
        justify-content: space-between;
        flex-wrap: nowrap;
    }

    .stat-item {
        flex-direction: column;
        gap: 4px;
        text-align: center;
        flex: 1;
    }

    .stat-item i {
        font-size: 24px;
    }

    .stat-item strong {
        font-size: 1rem;
        line-height: 1.2;
    }

    .stat-item span {
        font-size: 0.7rem;
        line-height: 1.2;
    }

    /* Hero buttons - mobile optimization */
    .hero-buttons {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
        padding: 14px 24px;
        font-size: 15px;
        justify-content: center;
    }

    .btn-primary {
        box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    }

    .btn-secondary {
        background: rgba(255, 255, 255, 0.2);
        border-width: 2px;
    }

    /* CTA button - mobile enhancement */
    .cta .btn-primary {
        width: 100%;
        justify-content: center;
        gap: 10px;
        padding: 16px 20px;
        font-size: 16px;
        border-radius: 16px;
        background: linear-gradient(135deg, #6e80ee 0%, #8456b2 100%);
        box-shadow: 0 12px 30px rgba(102, 126, 234, 0.45), 0 6px 14px rgba(118, 75, 162, 0.25);
    }

    .cta .btn-primary i {
        font-size: 18px;
    }

    /* Reduce hover transforms on touch devices */
    .cta .btn-primary:hover {
        transform: none;
    }

    .hero-note {
        font-size: 0.85rem;
        text-align: center;
        opacity: 0.95;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 6px;
    }

    .hero-note i {
        font-size: 1rem;
    }

    /* Section headers - mobile */
    .section-badge {
        font-size: 0.85rem;
        padding: 8px 18px;
        margin-bottom: 15px;
    }

    .section-header h2 {
        font-size: 2rem;
        font-weight: 800;
        margin-bottom: 15px;
        line-height: 1.3;
    }

    .section-header p {
        font-size: 1rem;
        line-height: 1.5;
        padding: 0 10px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .pricing-footer {
        margin-top: 30px;
        padding: 15px;
        border-radius: 12px;
    }

    .pricing-footer p {
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .demo-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .demo-card {
        padding: 30px;
        border-radius: 20px;
    }

    .demo-icon {
        width: 70px;
        height: 70px;
        border-radius: 18px;
        margin-bottom: 20px;
    }

    .demo-icon i {
        font-size: 34px;
    }

    .demo-card h3 {
        font-size: 1.6rem;
        margin-bottom: 12px;
    }

    .demo-card>p {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }

    .demo-features li {
        padding: 10px 0;
        font-size: 0.9rem;
    }

    .demo-credentials {
        padding: 12px;
        margin-top: 15px;
    }

    .demo-credentials p {
        font-size: 0.85rem;
    }

    /* Footer - centralize everything on mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .footer-logo {
        justify-content: center;
    }

    .footer-col p {
        text-align: center;
    }

    .footer-col ul {
        text-align: center;
    }

    .footer-col ul li {
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

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

    .footer-bottom p {
        margin: 0;
    }
}