* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
:root {
    --bg-primary: #050505;
    --bg-secondary: #0B0B0B;
    --bg-tertiary: #111111;
    --gold-primary: #C9A646;
    --gold-light: #E5C76B;
    --gold-strong: #F0D98A;
    --text-primary: #FFFFFF;
    --text-secondary: #BFBFBF;
    --text-muted: #8A8A8A;
    --border-subtle: #1F1F1F;
    --card-bg: #121212;
    --divider: #1A1A1A;
    --gradient-gold: linear-gradient(135deg, #C9A646 0%, #E5C76B 50%, #F0D98A 100%);
    --glow-gold: 0 0 8px rgba(201, 166, 70, 0.4), 0 0 20px rgba(229, 199, 107, 0.3), 0 0 40px rgba(240, 217, 138, 0.2);
    --primary-color: #C9A646;
    --secondary-color: #C9A646;
    --accent-color: #E5C76B;
    --dark-bg: #050505;
    --light-bg: #111111;
    --text-dark: #FFFFFF;
    --text-light: #BFBFBF;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

/* Animações Globais */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(201, 166, 70, 0);
    }
    50% {
        box-shadow: 0 0 20px rgba(201, 166, 70, 0.4);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

/* Navbar */
.navbar {
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 0.4rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.6s ease-out;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--gold-primary);
    animation: slideInLeft 0.6s ease-out;
    transition: transform 0.3s, text-shadow 0.3s;
    text-shadow: var(--glow-gold);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo-icon {
    height: 36px;
    width: auto;
    transition: all 0.3s;
    filter: drop-shadow(0 0 8px rgba(201, 166, 70, 0.6));
    animation: glow 3s ease-in-out infinite;
}

.logo:hover {
    transform: scale(1.05);
}

.logo:hover .logo-icon {
    filter: drop-shadow(0 0 15px rgba(201, 166, 70, 0.8));
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s, text-shadow 0.3s;
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-light));
    transition: width 0.3s ease;
}

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

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

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--gold-primary) 100%);
    color: var(--text-primary);
    padding: 8rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(201, 166, 70, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(229, 199, 107, 0.1) 0%, transparent 50%);
    pointer-events: none;
    animation: float 6s ease-in-out infinite;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-case {
    font-size: 0.95rem !important;
    color: var(--gold-primary);
    font-weight: 600;
    margin-bottom: 2rem !important;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.cta-button {
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-light));
    color: var(--text-primary);
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s, letter-spacing 0.3s;
    font-weight: 600;
    animation: fadeInUp 0.8s ease-out 0.3s both;
    letter-spacing: 0.5px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(201, 166, 70, 0.4);
    letter-spacing: 1px;
}

/* Case Overview */
.case-overview {
    padding: 4rem 0;
    background: var(--bg-secondary);
}

.case-overview h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    animation: fadeInUp 0.6s ease-out;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.overview-card {
    background: var(--muted-bg);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(201, 166, 70, 0.05);
    border-top: 4px solid var(--gold-primary);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: fadeInUp 0.6s ease-out;
    position: relative;
    overflow: hidden;
}

.overview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(201, 166, 70, 0.05), transparent);
    transition: left 0.6s ease;
}

.overview-card:hover::before {
    left: 100%;
}

.overview-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(201, 166, 70, 0.15);
}

.big-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--gold-primary);
    margin: 0.5rem 0;
}

/* Performance Chart */
.performance-chart {
    padding: 4rem 0;
    background: var(--muted-bg);
}

.performance-chart h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.6s ease-out;
}

.chart-container {
    position: relative;
    height: 400px;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, rgba(201, 166, 70, 0.05), rgba(229, 199, 107, 0.05));
    border-radius: 12px;
    padding: 2rem;
    animation: fadeInUp 0.8s ease-out;
}

/* Campaign Details */
.campaign-details {
    padding: 4rem 0;
    background: var(--bg-secondary);
}

.campaign-details h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.6s ease-out;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.detail-card {
    background: var(--muted-bg);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(201, 166, 70, 0.05);
    border-left: 4px solid var(--gold-light);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: fadeInUp 0.6s ease-out;
    position: relative;
}

.detail-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 12px;
    padding: 4px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    -webkit-mask: linear-gradient(var(--text-primary) 0 0) content-box, linear-gradient(var(--text-primary) 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s;
}

.detail-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.detail-card:hover::after {
    opacity: 1;
}

.detail-card h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    transition: color 0.3s;
}

.detail-card:hover h3 {
    color: var(--gold-primary);
}

.metric {
    font-size: 2rem;
    font-weight: bold;
    color: var(--gold-primary);
    margin-bottom: 0.5rem;
}

/* ROI */
.roi-section {
    padding: 4rem 0;
    background: var(--muted-bg);
    position: relative;
}

.roi-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(201, 166, 70, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.roi-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.6s ease-out;
    position: relative;
    z-index: 1;
}

.roi-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.roi-calculation {
    background: linear-gradient(135deg, var(--bg-secondary), #f0f4f8);
    padding: 2rem;
    border-radius: 15px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    justify-content: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
    animation: fadeInLeft 0.8s ease-out;
}

.roi-item {
    flex: 1;
    min-width: 120px;
    text-align: center;
    transition: transform 0.3s;
}

.roi-item:hover {
    transform: scale(1.05);
}

.roi-item h4 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.roi-value {
    font-size: 1.6rem;
    font-weight: bold;
    color: var(--text-primary);
}

.roi-item.highlight {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    color: var(--text-primary);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(201, 166, 70, 0.25);
}

.roi-item.highlight h4 {
    color: rgba(255, 255, 255, 0.9);
}

.roi-item.highlight .roi-value {
    color: var(--text-primary);
}

.roi-plus,
.roi-equals {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--gold-primary);
}

.roi-result {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    color: var(--text-primary);
    padding: 3rem;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    box-shadow: 0 15px 40px rgba(201, 166, 70, 0.3);
    animation: fadeInRight 0.8s ease-out;
    position: relative;
    overflow: hidden;
}

.roi-result::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 4s ease-in-out infinite;
}

.roi-result h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

.roi-percentage {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

/* Provas */
.provas-section {
    padding: 4rem 0;
    background: var(--muted-bg);
}

.provas-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    animation: fadeInUp 0.6s ease-out;
}

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

.prova-card {
    background: var(--muted-bg);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.1);
    border: 3px solid var(--gold-primary);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    animation: fadeInUp 0.6s ease-out;
    position: relative;
    overflow: hidden;
}

.prova-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-light));
}

.prova-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 50px rgba(201, 166, 70, 0.3);
}

.prova-card h3 {
    color: var(--gold-primary);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.prova-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.prova-img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 12px;
    margin: 0 auto 1.5rem;
    border: 3px solid var(--gold-primary);
    box-shadow: 0 8px 25px rgba(201, 166, 70, 0.15);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s;
    background: var(--muted-bg);
    padding: 2px;
    object-fit: contain;
    display: block;
}

.prova-img:hover {
    transform: scale(1.05) rotateY(2deg);
    box-shadow: 0 15px 50px rgba(201, 166, 70, 0.3);
}

.prova-dados {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--gold-light);
}

.prova-dados span {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 600;
    transition: color 0.3s;
}

.prova-dados span:first-child {
    color: var(--gold-primary);
}

.prova-card:hover .prova-dados span:first-child {
    color: var(--gold-light);
}

/* Clientes */
.clientes-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, #f0f4f8 100%);
    position: relative;
}

.clientes-section::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
}

.clientes-section h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--gold-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.6s ease-out;
}

.clientes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.cliente-card {
    background: var(--muted-bg);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 35px rgba(201, 166, 70, 0.05);
    border: 2px solid transparent;
    border-top: 5px solid var(--gold-primary);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

.cliente-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(201, 166, 70, 0.1), transparent);
    transition: left 0.6s ease;
}

.cliente-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(229, 199, 107, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
}

.cliente-card:hover::before {
    left: 100%;
}

.cliente-card:hover::after {
    opacity: 1;
}

.cliente-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 0 25px 60px rgba(201, 166, 70, 0.25);
    border-color: var(--gold-light);
}

.cliente-card h3 {
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    color: var(--text-primary);
    position: relative;
    z-index: 1;
}

.cliente-card .number {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--gold-primary) 0%, #ff6b35 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.8rem;
    animation: pulse 2s infinite;
    position: relative;
    z-index: 1;
}

.cliente-card .revenue {
    color: var(--gold-light);
    font-weight: 700;
    font-size: 1.1rem;
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(229, 199, 107, 0.1);
    border-radius: 20px;
    transition: all 0.3s;
    position: relative;
    z-index: 1;
}

.cliente-card:hover .revenue {
    background: var(--gold-light);
    color: var(--text-primary);
    transform: scale(1.08);
    box-shadow: 0 5px 15px rgba(229, 199, 107, 0.3);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* HVSB Info */
.hvsb-info {
    padding: 4rem 0;
    background: var(--muted-bg);
}

.hvsb-info h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    animation: fadeInUp 0.6s ease-out;
}

.hvsb-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.hvsb-left h3,
.hvsb-right h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.hvsb-left p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.hvsb-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(201, 166, 70, 0.05), rgba(229, 199, 107, 0.05));
    border-radius: 12px;
    transition: all 0.3s;
    border: 1px solid rgba(201, 166, 70, 0.1);
}

.stat:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(201, 166, 70, 0.1);
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--gold-primary);
}

.especialidades {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    color: var(--text-primary);
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(201, 166, 70, 0.3);
}

/* Sigma Diferencial */
.sigma-diferencial {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, #f0f4f8 100%);
}

.sigma-diferencial h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    animation: fadeInUp 0.6s ease-out;
}

.pilares-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pilar-card {
    background: var(--muted-bg);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(201, 166, 70, 0.05);
    border-left: 4px solid var(--gold-light);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: fadeInUp 0.6s ease-out;
}

.pilar-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.pilar-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.pilar-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.result {
    color: var(--gold-primary);
    font-weight: 600;
    padding-top: 1rem;
    border-top: 1px solid #eee;
}

/* CTA Final */
.cta-final {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    color: var(--text-primary);
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-final::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

.cta-final h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.6s ease-out;
    position: relative;
    z-index: 1;
}

.cta-final p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 0.6s ease-out 0.1s both;
    position: relative;
    z-index: 1;
}

.cta-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: var(--muted-bg);
    color: var(--gold-primary);
    border: none;
    padding: 1rem 2rem;
    font-size: 1rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 255, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid white;
    padding: 1rem 2rem;
    font-size: 1rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.btn-secondary:hover {
    background: var(--muted-bg);
    color: var(--gold-primary);
    transform: translateY(-3px);
}

/* Contato */
.contato {
    padding: 4rem 0;
    background: var(--muted-bg);
}

.contato h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.6s ease-out;
}

.contato-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.contato-card {
    background: var(--muted-bg);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(201, 166, 70, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: fadeInUp 0.6s ease-out;
    border-top: 3px solid var(--gold-primary);
}

.contato-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(201, 166, 70, 0.15);
}

.contato-card h3 {
    color: var(--gold-primary);
    margin-bottom: 1rem;
}

.contato-card a {
    color: var(--gold-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.contato-card a:hover {
    color: var(--gold-light);
}

/* Sobre Sigma */
.sobre-sigma {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(201, 166, 70, 0.05), rgba(229, 199, 107, 0.05));
}

.sobre-sigma h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease-out;
}

.sobre-sigma p {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.6s ease-out;
}

.sobre-sigma p strong {
    color: var(--gold-primary);
}

/* Prova Section */
.prova-section {
    padding: 4rem 0;
    background: var(--bg-secondary);
}

.prova-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    animation: fadeInUp 0.6s ease-out;
}

.prova-container {
    margin-top: 3rem;
    text-align: center;
    background: var(--muted-bg);
    padding: 2rem;
    border-radius: 15px;
    border: 2px solid var(--gold-primary);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.8s ease-out;
    transition: all 0.3s;
}

.prova-container:hover {
    box-shadow: 0 15px 50px rgba(201, 166, 70, 0.2);
}

.prova-image {
    max-width: 600px;
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border: 3px solid var(--gold-primary);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: var(--muted-bg);
    padding: 3px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

.prova-image:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 60px rgba(201, 166, 70, 0.35);
}

.prova-caption {
    margin-top: 1.5rem;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 600;
}

/* Footer */
.footer {
    background: var(--bg-primary);
    color: var(--text-primary);
    text-align: center;
    padding: 2rem 0;
    animation: fadeInUp 0.6s ease-out;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 200;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gold-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Responsivo */
@media (max-width: 768px) {
    /* Navbar */
    .hamburger {
        display: flex;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        padding: 1rem 1.5rem;
        gap: 0;
        box-shadow: 0 8px 20px rgba(0,0,0,0.4);
        border-top: 1px solid var(--border-subtle);
        z-index: 150;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links li {
        border-bottom: 1px solid var(--border-subtle);
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links a {
        display: block;
        padding: 0.9rem 0;
        font-size: 1rem;
    }

    .navbar .container {
        position: relative;
    }

    /* Hero */
    .hero {
        padding: 5rem 0 4rem;
    }

    .hero-content h1 {
        font-size: 2rem;
        line-height: 1.2;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .cta-button {
        font-size: 1rem;
        padding: 0.9rem 2rem;
    }

    /* Seções */
    .case-overview,
    .performance-chart,
    .campaign-details,
    .roi-section,
    .provas-section,
    .clientes-section,
    .hvsb-info,
    .sigma-diferencial,
    .cta-final,
    .contato,
    .sobre-sigma,
    .prova-section {
        padding: 3rem 0;
    }

    /* Headings */
    h2, .case-overview h2, .performance-chart h2, .campaign-details h2,
    .roi-section h2, .provas-section h2, .clientes-section h2,
    .hvsb-info h2, .sigma-diferencial h2, .cta-final h2,
    .contato h2, .sobre-sigma h2, .prova-section h2 {
        font-size: 1.7rem !important;
    }

    /* Grids */
    .overview-grid,
    .details-grid,
    .clientes-grid,
    .pilares-grid,
    .contato-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }

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

    /* ROI */
    .roi-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .roi-percentage {
        font-size: 3.5rem;
    }

    .roi-result {
        padding: 2rem;
    }

    /* HVSB */
    .hvsb-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hvsb-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.8rem;
    }

    .stat {
        padding: 1rem 0.5rem;
    }

    .stat-number {
        font-size: 1.4rem;
    }

    /* CTA */
    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    /* Chart */
    .chart-container {
        height: 280px;
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.6rem;
    }

    .overview-grid,
    .details-grid,
    .clientes-grid,
    .pilares-grid,
    .contato-grid {
        grid-template-columns: 1fr;
    }

    .hvsb-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .roi-percentage {
        font-size: 2.8rem;
    }

    .big-number {
        font-size: 2rem;
    }

    .metric {
        font-size: 1.6rem;
    }

    .chart-container {
        height: 220px;
    }

    .overview-card,
    .detail-card,
    .cliente-card,
    .pilar-card {
        padding: 1.2rem;
    }
}