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

:root {
    --color-black: #0a0a0a;
    --color-gray-dark: #1a1a1a;
    --color-red: #dc2626;
    --color-white: #ffffff;
    --color-gray-light: #d1d5db;
    --grid-size: 40px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--color-black);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Grid Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(26, 26, 26, 0.3) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26, 26, 26, 0.3) 1px, transparent 1px);
    background-size: var(--grid-size) var(--grid-size);
    pointer-events: none;
    z-index: 0;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(26, 26, 26, 0.5);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 18px;
    text-decoration: none;
    color: var(--color-white);
}

.logo-icon {
    width: 32px;
    height: 32px;
    background-color: var(--color-red);
    border-radius: 4px;
}

.logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    display: block;
    background-color: #ffffff;
    padding: 4px;
    border-radius: 4px;
}

.logo-red {
    color: var(--color-red);
}

.nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--color-white);
    text-decoration: none;
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-red);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-red);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-white);
    transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-gray-dark) 100%);
    opacity: 0.8;
    z-index: -1;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(220, 38, 38, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(220, 38, 38, 0.05) 0%, transparent 50%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    position: relative;
    z-index: 1;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background-color: rgba(26, 26, 26, 0.8);
    border: 1px solid rgba(220, 38, 38, 0.3);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 40px;
    color: var(--color-gray-light);
}

.hero-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 900;
    font-size: clamp(48px, 8vw, 96px);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.hero-red {
    color: var(--color-red);
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--color-gray-light);
    margin-bottom: 48px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 80px;
}

.btn {
    padding: 16px 32px;
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    border-radius: 4px;
}

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

.btn-primary:hover {
    background-color: #b91c1c;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(220, 38, 38, 0.4);
}

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

.btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-black);
    transform: translateY(-2px);
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-gray-light);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Sections */
.section {
    padding: 120px 0;
    position: relative;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.section-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.section-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: clamp(32px, 5vw, 48px);
    line-height: 1.2;
}

.text-red {
    color: var(--color-red);
}

.section-description {
    font-size: 18px;
    color: var(--color-gray-light);
    line-height: 1.8;
    max-width: 800px;
    margin-bottom: 48px;
}

/* Conceito Section */
.conceito .section-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.card {
    background-color: var(--color-gray-dark);
    padding: 32px;
    border: 1px solid rgba(26, 26, 26, 0.5);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(220, 38, 38, 0.3);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.card-icon {
    width: 48px;
    height: 48px;
    color: var(--color-red);
    margin-bottom: 16px;
}

.card-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--color-white);
}

.card-text {
    font-size: 14px;
    color: var(--color-gray-light);
    line-height: 1.6;
}

.section-image {
    position: sticky;
    top: 100px;
}

.image-placeholder {
    width: 100%;
    height: 500px;
    background-color: var(--color-gray-dark);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid rgba(26, 26, 26, 0.5);
}

/* Cores Section */
.cores {
    background-color: rgba(26, 26, 26, 0.3);
}

.colors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.color-card {
    background-color: var(--color-gray-dark);
    border: 1px solid rgba(26, 26, 26, 0.5);
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.color-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
    border-color: rgba(220, 38, 38, 0.5);
}

.color-card-featured {
    border-color: var(--color-red);
    border-width: 2px;
}

.color-swatch {
    width: 100%;
    height: 120px;
    border-bottom: 1px solid rgba(26, 26, 26, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-dark);
}

.category-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(26, 26, 26, 0.5);
}

.category-icon-wrapper svg {
    transition: transform 0.3s ease;
}

.color-card:hover .category-icon-wrapper svg {
    transform: scale(1.1);
}

.color-info {
    padding: 20px;
}

.color-name {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--color-white);
}

.color-code {
    font-family: 'Roboto', monospace;
    font-size: 14px;
    color: var(--color-gray-light);
    margin-bottom: 8px;
}

.color-usage {
    font-size: 12px;
    color: var(--color-gray-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Tipografia Section */
.typography-showcase {
    display: grid;
    gap: 48px;
    margin-top: 48px;
}

.font-display,
.font-body {
    background-color: var(--color-gray-dark);
    padding: 32px;
    border: 1px solid rgba(26, 26, 26, 0.5);
    border-radius: 4px;
}

.font-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-gray-light);
    margin-bottom: 16px;
}

.font-name {
    font-size: 36px;
    margin-bottom: 16px;
    color: var(--color-white);
}

.font-weights {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.font-weights span {
    padding: 4px 12px;
    background-color: rgba(26, 26, 26, 0.5);
    border-radius: 4px;
    font-size: 12px;
    color: var(--color-gray-light);
}

.weight-bold {
    color: var(--color-red) !important;
    font-weight: 700;
}

.weight-black {
    color: var(--color-red) !important;
    font-weight: 900;
}

.font-description {
    margin-top: 16px;
    color: var(--color-gray-light);
    line-height: 1.6;
}

.typography-principles {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.principle-card {
    background-color: var(--color-gray-dark);
    padding: 32px;
    border: 1px solid rgba(26, 26, 26, 0.5);
    border-radius: 4px;
    text-align: center;
}

.principle-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    color: var(--color-red);
    background-color: rgba(220, 38, 38, 0.1);
    border-radius: 50%;
}

.principle-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--color-white);
}

.principle-text {
    font-size: 14px;
    color: var(--color-gray-light);
    line-height: 1.6;
}

/* Estrutura Section */
.estrutura {
    background-color: rgba(26, 26, 26, 0.3);
}

.tabs-container {
    margin-top: 48px;
}

.tabs-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 32px;
    border-bottom: 1px solid rgba(26, 26, 26, 0.5);
    overflow-x: auto;
}

.tab-btn {
    padding: 16px 24px;
    background: none;
    border: none;
    color: var(--color-gray-light);
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--color-white);
}

.tab-btn.active {
    color: var(--color-red);
    border-bottom-color: var(--color-red);
}

.tabs-content {
    position: relative;
    min-height: 400px;
}

.tab-pane {
    display: none;
    animation: fadeInUp 0.5s ease;
}

.tab-pane.active {
    display: block;
}

.tab-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.tab-badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: rgba(220, 38, 38, 0.2);
    border: 1px solid rgba(220, 38, 38, 0.3);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-red);
    margin-bottom: 16px;
}

.tab-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 32px;
    margin-bottom: 24px;
    color: var(--color-white);
}

.tab-list {
    list-style: none;
}

.tab-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 16px;
    color: var(--color-gray-light);
}

.tab-list li svg {
    flex-shrink: 0;
}

.tab-image .image-placeholder {
    height: 300px;
}

/* CTA Section */
.cta-section {
    padding: 120px 0;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.5) 0%, rgba(10, 10, 10, 0.8) 100%);
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: clamp(32px, 5vw, 48px);
    margin-bottom: 24px;
    color: var(--color-white);
}

.cta-description {
    font-size: 18px;
    color: var(--color-gray-light);
    line-height: 1.8;
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-cta {
    background-color: var(--color-black);
    color: var(--color-white);
    border: 2px solid var(--color-red);
    padding: 18px 40px;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
}

.btn-cta:hover {
    background-color: var(--color-red);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(220, 38, 38, 0.4);
}

.btn-cta-secondary {
    background-color: transparent;
    border: 2px solid var(--color-white);
    color: var(--color-white);
}

.btn-cta-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
}

/* Footer */
.footer {
    padding: 64px 0 32px;
    border-top: 1px solid rgba(26, 26, 26, 0.5);
    background-color: rgba(10, 10, 10, 0.8);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 700;
    font-size: 18px;
}

.footer-description {
    font-size: 14px;
    color: var(--color-gray-light);
    line-height: 1.6;
}

.footer-right {
    text-align: right;
}

.footer-copyright {
    font-size: 14px;
    color: var(--color-gray-light);
    margin-bottom: 8px;
}

.footer-design-system {
    font-size: 12px;
    color: var(--color-gray-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(220, 38, 38, 0.2);
    }
    50% {
        box-shadow: 0 0 40px rgba(220, 38, 38, 0.4);
    }
}

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

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

.glow {
    animation: glow 3s ease-in-out infinite;
}

.bounce {
    animation: bounce 2s ease-in-out infinite;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Map Container */
.map-container {
    width: 100%;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 32px;
}

.map-container iframe {
    width: 100%;
    height: 450px;
    border: none;
    filter: grayscale(20%) brightness(0.9);
    transition: filter 0.3s ease;
}

.map-container:hover iframe {
    filter: grayscale(0%) brightness(1);
}

/* Category Cards Links */
.color-card a {
    transition: color 0.3s ease;
}

.color-card a:hover {
    color: var(--color-white) !important;
}

/* Category Images */
.category-image {
    transition: transform 0.3s ease, filter 0.3s ease;
}

.category-overlay {
    transition: background 0.3s ease;
}

.color-card:hover .category-image {
    transform: scale(1.05);
}

.color-card:hover .category-overlay {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.2) 0%, rgba(0, 0, 0, 0.8) 100%) !important;
}

/* WhatsApp Flutuante */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 64px;
    height: 64px;
    background-color: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all 0.3s ease;
    color: white;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.6);
}

.whatsapp-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

/* Responsividade */
@media (max-width: 968px) {
    .conceito .section-content {
        grid-template-columns: 1fr;
    }

    .section-image {
        position: static;
    }

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

    .colors-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .map-container iframe {
        height: 350px;
    }

    .typography-principles {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 32px 20px;
        gap: 24px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        border-bottom: 1px solid rgba(26, 26, 26, 0.5);
    }

    .nav.active {
        transform: translateX(0);
    }

    .menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

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

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

    .map-container iframe {
        height: 300px;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn-cta {
        width: 100%;
        justify-content: center;
    }

    .section {
        padding: 80px 0;
    }

    .tabs-nav {
        gap: 4px;
    }

    .tab-btn {
        padding: 12px 16px;
        font-size: 12px;
    }

    .whatsapp-float {
        width: 56px;
        height: 56px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-icon {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 36px;
    }

    .section-title {
        font-size: 28px;
    }

    .card {
        padding: 24px;
    }
}