/* ==========================================================================
   T&F Soluções - Estilo Premium SaaS
   ========================================================================== */

/* --- Variáveis de Design Global --- */
:root {
    /* Cores Premium SaaS */
    --tf-primary: #1A56DB;
    /* Azul Inovador */
    --tf-primary-dark: #0F3A66;
    /* Azul Corporativo/Segurança */
    --tf-primary-glow: rgba(26, 86, 219, 0.25);

    --tf-secondary: #2D3748;
    /* Grafite Texto e Contraste */
    --tf-secondary-light: #4A5568;

    --tf-accent: #D4AF37;
    /* Dourado Sutil de Autoridade */
    --tf-accent-hover: #FADB5F;

    --tf-bg: #FAFAFA;
    /* Gelo/Branco p/ Fundo */
    --tf-surface: #FFFFFF;
    /* Branco Card */
    --tf-surface-border: #E2E8F0;

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

    /* Outros */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --radius-md: 12px;
    --radius-lg: 24px;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
    --shadow-glow: 0 0 30px var(--tf-primary-glow);
}

/* --- Resets e Básico --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--tf-secondary-light);
    background-color: var(--tf-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--tf-secondary);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Utilitários --- */
.text-accent {
    color: var(--tf-primary);
}

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

.white {
    color: #fff !important;
}

.mt-4 {
    margin-top: 1rem;
}

.mt-8 {
    margin-top: 2rem;
}

.mt-12 {
    margin-top: 3rem;
}

.py-6 {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

.position-relative {
    position: relative;
}

.border-top {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* --- Botões --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
    font-family: var(--font-heading);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--tf-primary);
    color: #fff;
    box-shadow: 0 8px 16px var(--tf-primary-glow);
}

.btn-primary:hover {
    background-color: var(--tf-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 24px var(--tf-primary-glow);
}

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

.btn-outline:hover {
    background-color: var(--tf-secondary);
    color: #fff;
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 6px 14px;
    background-color: var(--tf-surface);
    border: 1px solid var(--tf-surface-border);
    color: var(--tf-primary);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
}

.badge-accent {
    background-color: var(--tf-primary-glow);
    border: none;
    color: var(--tf-primary-dark);
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    z-index: 1000;
    transition: var(--transition-smooth);
    border-bottom: 1px solid transparent;
}

.header.scrolled {
    border-bottom: 1px solid var(--tf-surface-border);
    box-shadow: var(--shadow-sm);
    padding: 10px 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--tf-secondary);
    letter-spacing: -0.5px;
}

.logo-accent {
    color: var(--tf-primary);
}

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

.nav-link {
    font-weight: 500;
    color: var(--tf-secondary-light);
    transition: var(--transition-fast);
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--tf-primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--tf-secondary);
    cursor: pointer;
}

/* --- Hero Section --- */
.hero {
    padding: 160px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    position: relative;
    background: radial-gradient(circle at top right, rgba(26, 86, 219, 0.05) 0%, rgba(250, 250, 250, 1) 60%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-title span {
    color: var(--tf-primary);
    display: block;
}

.hero-subtitle {
    font-size: 1.15rem;
    margin-bottom: 40px;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 32px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--tf-secondary);
}

.stat-item i {
    font-size: 1.5rem;
    color: var(--tf-accent);
}

.hero-image-wrapper {
    position: relative;
    perspective: 1000px;
}

.image-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: var(--tf-primary);
    filter: blur(100px);
    opacity: 0.3;
    z-index: -1;
    border-radius: 50%;
}

.hero-image {
    width: 100%;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--tf-surface-border);
    transition: transform 0.5s ease;
    z-index: 2;
    position: relative;
}

/* Fallback logic if image not found */
.hero-image-fallback {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--tf-surface);
    border: 1px solid var(--tf-surface-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 1;
}

.hero-image-fallback i {
    font-size: 5rem;
    color: var(--tf-surface-border);
}

.hero-image:not([src]),
.hero-image[src=""] {
    display: none;
}

/* --- Banner Fullscreen (Substituindo o antigo Hero de 2 colunas) --- */
.banner-fullscreen {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    padding: 0;
    justify-content: center;
}

.banner-fullscreen .hero-container {
    grid-template-columns: 1fr;
    display: flex;
    justify-content: center;
    min-height: 100vh;
}

.banner-fullscreen .hero-content {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(5, 15, 35, 0.85), rgba(10, 30, 70, 0.70));
    z-index: 1;
}

.relative-z {
    position: relative;
    z-index: 2;
}

.badge-glass {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.border-white {
    border-color: #fff !important;
    color: #fff !important;
}

.white-hover:hover {
    background-color: #fff !important;
    color: var(--tf-primary-dark) !important;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

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

/* --- Seções GERAIS --- */
section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.section-description {
    font-size: 1.1rem;
    max-width: 600px;
}

.section-description.centered {
    margin: 0 auto;
}

/* --- About --- */
.about {
    background-color: var(--tf-surface);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 1.05rem;
    color: var(--tf-secondary);
}

.check-list i {
    color: var(--tf-primary);
    font-size: 2.2rem;
}

.about-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    position: relative;
}

.translate-y-lg {
    transform: translateY(40px);
}

.premium-card {
    background: var(--tf-bg);
    padding: 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--tf-surface-border);
    transition: var(--transition-smooth);
}

.premium-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
    border-color: var(--tf-primary-glow);
}

.card-icon {
    width: 50px;
    height: 50px;
    background: var(--tf-primary-glow);
    color: var(--tf-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    border-radius: 12px;
    margin-bottom: 20px;
}

.premium-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

/* --- Ofício Virtual Showcase --- */
.oficio-virtual {
    background-color: var(--tf-bg);
    padding-bottom: 60px;
    /* Aumentando espaço inferior */
    position: relative;
    overflow: hidden;
}

.oficio-virtual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../img/oficio_virtual_bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #a7a7a7;
    opacity: 0.3;
    z-index: 0;
}

.oficio-virtual .container {
    position: relative;
    z-index: 1;
}

.dashboard-showcase {
    margin-top: 60px;
    position: relative;
    text-align: center;
}

.glow-container {
    position: relative;
    display: inline-block;
    width: 100%;
    max-width: 1000px;
}

.glow-container::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    right: -10%;
    bottom: -10%;
    background: radial-gradient(circle, var(--tf-primary-glow) 0%, transparent 60%);
    z-index: 0;
}

.showcase-img {
    position: relative;
    z-index: 1;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--tf-surface-border);
    width: 100%;
}

/* --- Vantagens do Ofício Virtual --- */
.vantagens {
    background-color: var(--tf-bg);
    padding-top: 60px;
    /* Aumentando espaço superior */
}

.vantagens-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
    margin-top: 48px;
}

.vantagem-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--tf-surface);
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--tf-surface-border);
    transition: var(--transition-smooth);
}

.vantagem-item:hover {
    box-shadow: var(--shadow-sm);
    border-color: var(--tf-primary-glow);
    transform: translateY(-2px);
}

.vantagem-icon {
    font-size: 1.8rem;
    color: var(--tf-primary);
    flex-shrink: 0;
    margin-top: -2px;
}

.vantagem-text {
    font-size: 0.95rem;
    color: var(--tf-secondary-light);
    line-height: 1.5;
    font-weight: 500;
}

/* --- Features Grid --- */
.features {
    background-color: var(--tf-surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-top: 64px;
}

.feature-box {
    padding: 32px 24px;
    border: 1px solid var(--tf-surface-border);
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
    background: var(--tf-surface);
}

.feature-box:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--tf-primary);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--tf-primary);
    margin-bottom: 20px;
}

.feature-title {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

/* --- Experiência --- */
.experience {
    position: relative;
    padding: 120px 0;
    color: #fff;
    overflow: hidden;
}

.experience-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--tf-secondary);
    z-index: 0;
}

/* Image background mix-blend for a tech feel */
.experience-img-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
    mix-blend-mode: luminosity;
}

.experience-content {
    max-width: 600px;
}

.experience-list {
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.exp-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.exp-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--tf-accent);
}

.exp-item h4 {
    color: #fff;
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.exp-item p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
}

/* --- CTA --- */
.cta {
    background: linear-gradient(135deg, var(--tf-primary) 0%, var(--tf-primary-dark) 100%);
    color: #fff;
    padding: 80px 0;
}

.cta-title {
    color: #fff;
    margin-bottom: 16px;
}

.cta-desc {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    font-size: 1.15rem;
}

.cta-form {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    gap: 16px;
}

.form-group {
    flex: 1;
}

.cta-form input {
    width: 100%;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    border: none;
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    box-shadow: var(--shadow-inner);
}

.cta-form input:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

/* --- Footer --- */
.footer {
    background-color: var(--tf-secondary);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 64px;
}

.footer-brand .logo-text {
    color: #fff;
}

.footer h4 {
    color: #fff;
    font-family: var(--font-heading);
    margin-bottom: 24px;
    font-size: 1.2rem;
}

.footer ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer a:hover {
    color: #fff;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-contact i {
    color: var(--tf-accent);
}

/* --- Responsive --- */
@media (max-width: 992px) {

    .hero-container,
    .about-container,
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .translate-y-lg {
        transform: translateY(0);
    }

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

@media (max-width: 768px) {
    .banner-fullscreen .hero-title {
        font-size: 2.5rem;
    }

    .nav-list {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .header .btn {
        display: none;
    }

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

/* --- Popup Modal --- */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 58, 102, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.popup-overlay.active {
    opacity: 1;
    visibility: visible;
}

.popup-content {
    background: #fff;
    padding: 40px;
    border-radius: var(--radius-md);
    max-width: 400px;
    width: 90%;
    text-align: center;
    position: relative;
    transform: scale(0.9);
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-lg);
}

.popup-overlay.active .popup-content {
    transform: scale(1);
}

.popup-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--tf-secondary-light);
    cursor: pointer;
    transition: var(--transition-fast);
}

.popup-close:hover {
    color: var(--tf-primary);
}

.popup-icon {
    font-size: 4rem;
    color: #10B981;
    /* Verde Sucesso */
    margin-bottom: 16px;
}

.popup-icon.error {
    color: #EF4444;
    /* Vermelho Erro */
}

#popupTitle {
    margin-bottom: 8px;
    color: var(--tf-secondary);
}

#popupMessage {
    color: var(--tf-secondary-light);
}

/* Form loading state */
.btn-primary:disabled {
    opacity: 0.8;
    cursor: not-allowed;
}

.ph-spinner {
    animation: spin 1s linear infinite;
}

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