/* ==========================================================================
   MTF CONSULTORIA - LANDING PAGE STYLING
   ========================================================================== */

:root {
    --bg-main: #f3f8fb;            /* Soft light ice blue background, matching slides */
    --bg-surface: #ffffff;         /* Pure white cards */
    --bg-surface-glass: rgba(255, 255, 255, 0.75);
    
    --color-primary: #108538;      /* Brand Green Leaf */
    --color-primary-hover: #0b6c2d;
    --color-accent: #0084c1;       /* Brand Accent Light Blue */
    --color-accent-hover: #006da2;
    --color-brand-blue: #0B354C;   /* Main Brand Dark Blue */
    
    --border-glass: rgba(11, 53, 76, 0.08); /* Soft brand dark blue borders */
    --border-accent-glass: rgba(16, 133, 56, 0.15);
    
    --text-primary: #0B354C;       /* Main text is Brand Dark Blue! */
    --text-secondary: #334155;     /* Slate Gray for descriptions */
    --text-muted: #64748b;         /* Muted gray */
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* TYPOGRAPHY */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background-color: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    box-shadow: 0 0 15px rgba(16, 133, 56, 0.4);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: var(--color-accent);
    color: #fff;
}

.btn-accent:hover {
    background-color: var(--color-accent-hover);
    box-shadow: 0 0 15px rgba(0, 132, 193, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--border-glass);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 0.95rem 2rem;
    font-size: 1rem;
}

/* TOP BAR */
.top-bar {
    background-color: var(--color-brand-blue);
    border-bottom: 1px solid var(--border-glass);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.85);
    padding: 0.45rem 0;
}

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

.contact-info {
    display: flex;
    gap: 1.5rem;
}

.contact-info span {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

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

/* HEADER & NAVBAR */
.main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
    padding: 0.6rem 0;
    transition: var(--transition-normal);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    letter-spacing: -0.03em;
}

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

.logo-img {
    height: 75px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: multiply;
    display: block;
}

.logo-bold {
    color: var(--color-primary);
    font-weight: 800;
}

.logo-light {
    color: var(--text-primary);
    font-weight: 300;
}

.navbar {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.25rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-fast);
}

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

.btn-area-cliente {
    font-size: 0.85rem;
    padding: 0.55rem 1.1rem;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}

/* HERO SECTION */
.hero-section {
    position: relative;
    padding: 7rem 0 5rem 0;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(16, 133, 56, 0.12) 0%, rgba(0, 132, 193, 0.08) 50%, rgba(0,0,0,0) 100%);
    filter: blur(80px);
    z-index: -1;
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
    align-items: center;
}

.hero-text {
    max-width: 650px;
}

.badge-new {
    display: inline-block;
    background-color: rgba(16, 133, 56, 0.1);
    color: var(--color-primary);
    border: 1px solid rgba(16, 133, 56, 0.2);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    letter-spacing: 0.05em;
    margin-bottom: 1.25rem;
}

.hero-text h1 {
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--color-brand-blue) 40%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* HERO MOCKUP VISUAL */
.hero-visual {
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

.visual-mockup-wrapper {
    width: 100%;
    max-width: 460px;
    background-color: var(--bg-surface-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    overflow: hidden;
    backdrop-filter: blur(8px);
    transform: rotateY(-8deg) rotateX(4deg);
    transition: var(--transition-slow);
}

.visual-mockup-wrapper:hover {
    transform: rotateY(0deg) rotateX(0deg) scale(1.02);
    box-shadow: 0 25px 50px rgba(16, 133, 56, 0.15);
}

.mockup-header {
    background-color: #060910;
    border-bottom: 1px solid var(--border-glass);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mockup-dots {
    display: flex;
    gap: 0.35rem;
}

.mockup-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #ef4444;
}

.mockup-dots span:nth-child(2) { background-color: #f59e0b; }
.mockup-dots span:nth-child(3) { background-color: #10b981; }

.mockup-title {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-family: var(--font-heading);
}

.mockup-body {
    padding: 1.25rem;
    font-size: 0.8rem;
}

.mockup-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background-color: rgba(11, 53, 76, 0.03);
    border: 1px solid var(--border-glass);
    padding: 0.75rem;
    border-radius: var(--radius-sm);
}

.stat-label {
    display: block;
    color: var(--text-muted);
    font-size: 0.7rem;
    margin-bottom: 0.25rem;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
}

.stat-value.text-green {
    color: var(--color-primary);
}

.stat-bar {
    width: 100%;
    height: 4px;
    background-color: rgba(11, 53, 76, 0.05);
    border-radius: 50px;
    margin-top: 0.5rem;
    overflow: hidden;
}

.stat-bar span {
    display: block;
    height: 100%;
    background-color: var(--color-primary);
}

.stat-card:nth-child(2) .stat-bar span {
    background-color: var(--color-accent);
}

.mockup-table {
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.table-row {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border-glass);
    align-items: center;
}

.table-row.header {
    background-color: rgba(11, 53, 76, 0.03);
    color: var(--text-secondary);
    font-weight: 600;
}

.table-row:last-child {
    border-bottom: none;
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 600;
    text-align: center;
    width: fit-content;
}

.badge-success {
    background-color: rgba(16, 133, 56, 0.15);
    color: var(--color-primary);
}

.badge-warning {
    background-color: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

/* SECTION GLOBAL HEADERS */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-header h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

/* SERVICES SECTION */
.services-section {
    padding: 6rem 0;
    background-color: rgba(255,255,255,0.01);
    border-top: 1px solid var(--border-glass);
    border-bottom: 1px solid var(--border-glass);
}

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

.service-card {
    background-color: var(--bg-surface-glass);
    border: 1px solid var(--border-glass);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(11, 53, 76, 0.03);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background-color: var(--color-primary);
    opacity: 0;
    transition: var(--transition-fast);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-accent-glass);
    box-shadow: 0 10px 30px rgba(16, 133, 56, 0.05);
}

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

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: rgba(16, 133, 56, 0.08);
    color: var(--color-primary);
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
}

/* Alternar cores dos cards de serviços de forma automática */
.service-card:nth-child(even)::before {
    background-color: var(--color-accent);
}

.service-card:nth-child(even) .service-icon {
    background-color: rgba(0, 132, 193, 0.08);
    color: var(--color-accent);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.service-card p {
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0;
}

/* PLATFORM TEASER */
.platform-teaser-section {
    padding: 6rem 0;
    position: relative;
}

.teaser-content {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 4rem;
    align-items: center;
}

.teaser-text {
    max-width: 600px;
}

.teaser-text h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.teaser-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.teaser-list li {
    position: relative;
    padding-left: 1.75rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.teaser-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-primary);
    font-weight: 700;
}

.teaser-visual {
    display: flex;
    justify-content: center;
}

.teaser-card-stack {
    position: relative;
    width: 100%;
    max-width: 380px;
    height: 280px;
}

.teaser-card {
    position: absolute;
    width: 85%;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    display: flex;
    gap: 1rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
    transition: var(--transition-normal);
}

.teaser-card h4 {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.teaser-card p {
    font-size: 0.75rem;
    line-height: 1.4;
    margin-bottom: 0;
}

.tc-icon {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.02);
}

.tc-1 {
    top: 0;
    left: 0;
    z-index: 3;
    border-left: 4px solid var(--color-primary);
}

.tc-2 {
    top: 75px;
    left: 50px;
    z-index: 2;
    border-left: 4px solid var(--color-accent);
}

.tc-3 {
    top: 150px;
    left: 20px;
    z-index: 1;
    border-left: 4px solid #ef4444;
}

.teaser-card-stack:hover .tc-1 { transform: translate(-10px, -10px); }
.teaser-card-stack:hover .tc-2 { transform: translate(10px, 0px); }
.teaser-card-stack:hover .tc-3 { transform: translate(-5px, 10px); }

/* ABOUT SECTION */
.about-section {
    padding: 6rem 0;
    background-color: rgba(255,255,255,0.01);
    border-top: 1px solid var(--border-glass);
    border-bottom: 1px solid var(--border-glass);
}

.about-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.stats-row {
    display: flex;
    gap: 2.5rem;
    margin-top: 2.5rem;
    border-top: 1px solid var(--border-glass);
    padding-top: 2rem;
}

.stat-number {
    display: flex;
    flex-direction: column;
}

.stat-number .num {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 0.35rem;
}

.stat-number:nth-child(2) .num {
    color: var(--color-accent);
}

.stat-number .lbl {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about-visual {
    display: flex;
    justify-content: center;
}

.shield-graphic {
    position: relative;
    width: 260px;
    height: 260px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shield-outer {
    width: 220px;
    height: 220px;
    border-radius: 50%;
    border: 3px dashed rgba(16, 133, 56, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: rotateDashed 40s linear infinite;
}

.shield-inner {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background-color: var(--bg-surface);
    border: 1px solid var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px rgba(16, 133, 56, 0.15);
}

.shield-text {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-primary);
    letter-spacing: 0.1em;
}

.shield-glow {
    position: absolute;
    width: 150px;
    height: 150px;
    background-color: var(--color-primary);
    opacity: 0.1;
    filter: blur(40px);
    z-index: -1;
}

@keyframes rotateDashed {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* CONTACT SECTION */
.contact-section {
    padding: 6rem 0;
}

.contact-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.contact-card {
    background-color: var(--bg-surface-glass);
    border: 1px solid var(--border-glass);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(11, 53, 76, 0.06);
    backdrop-filter: blur(8px);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.form-row .form-group {
    margin-bottom: 0;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-control {
    background-color: #ffffff;
    border: 1px solid rgba(11, 53, 76, 0.12);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--color-primary);
    background-color: #ffffff;
    box-shadow: 0 0 10px rgba(16, 133, 56, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* FOOTER */
.main-footer {
    background-color: var(--color-brand-blue);
    border-top: 1px solid var(--border-glass);
    padding: 5rem 0 0 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.main-footer p {
    color: rgba(255, 255, 255, 0.8) !important;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
}

.footer-logo-img {
    height: 70px;
    width: auto;
    object-fit: contain;
    align-self: flex-start;
    margin-bottom: 0.5rem;
    background-color: #ffffff;
    padding: 8px;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.footer-brand span {
    font-size: 1.6rem;
    font-family: var(--font-heading);
    letter-spacing: -0.03em;
}

.footer-brand p {
    font-size: 0.85rem;
    margin-top: 0.5rem;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links h4, .footer-contact h4 {
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.footer-contact p {
    font-size: 0.85rem;
    margin-bottom: 0.6rem;
}

.footer-contact strong {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.5rem 0;
    background-color: #051924;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
}

/* BENEFITS & TRUST SECTION */
.benefits-trust-section {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-glass);
    background-color: rgba(255, 255, 255, 0.005);
}

.benefits-trust-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 5rem;
}

.benefit-col h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.benefit-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.benefit-list li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.bullet-check {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.1rem;
    background-color: rgba(16, 133, 56, 0.1);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-list strong {
    color: var(--text-primary);
}

.benefit-list div {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.audit-card {
    background-color: var(--bg-surface-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.audit-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.audit-icon {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background-color: rgba(0, 132, 193, 0.08);
    flex-shrink: 0;
}

.audit-item strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.audit-item div {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Brands trust block */
.trust-brands-block {
    text-align: center;
    border-top: 1px solid var(--border-glass);
    padding-top: 4rem;
}

.trust-brands-block h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.brands-flex {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 3rem;
}

.brand-item {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-muted);
    opacity: 0.6;
    letter-spacing: -0.02em;
    transition: var(--transition-fast);
}

.brand-item:hover {
    color: var(--text-primary);
    opacity: 0.95;
    transform: scale(1.05);
}

.brand-item-logo {
    color: var(--text-muted);
    opacity: 0.6;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-item-logo:hover {
    color: var(--color-brand-blue);
    opacity: 0.95;
    transform: translateY(-4px) scale(1.05);
    filter: drop-shadow(0 6px 12px rgba(11, 53, 76, 0.15));
}

@media (max-width: 768px) {
    .benefits-trust-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* RESPONSIVE DESIGN */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 4rem;
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .teaser-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .teaser-visual {
        order: 2;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .about-visual {
        order: 2;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
    
    .footer-contact {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
    
    .main-header {
        padding: 0.75rem 0;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .navbar {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-surface);
        border-bottom: 1px solid var(--border-glass);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        display: none;
        box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    }
    
    .navbar.open {
        display: flex;
    }
    
    .btn-area-cliente {
        width: 100%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .form-row .form-group {
        margin-bottom: 1.5rem;
    }
    
    .contact-card {
        padding: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-contact {
        grid-column: span 1;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}

/* ==========================================================================
   PRODUCTS & E-BOOKS SECTION
   ========================================================================== */
.products-section {
    padding: 6rem 0;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-glass);
    border-bottom: 1px solid var(--border-glass);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem 2rem;
    margin-top: 3rem;
}

.product-card {
    background-color: var(--bg-main);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 20px rgba(11, 53, 76, 0.03);
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-accent-glass);
    box-shadow: 0 12px 35px rgba(16, 133, 56, 0.08);
}

/* 3D BOOK MOCKUP */
.book-container {
    width: 160px;
    height: 230px;
    perspective: 1000px;
    margin-bottom: 2rem;
}

.book-3d {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transform: rotateY(-20deg) rotateX(5deg);
    transition: transform var(--transition-slow);
}

.product-card:hover .book-3d {
    transform: rotateY(-5deg) rotateX(5deg) scale(1.05);
}

.book-cover {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background-size: cover;
    background-position: center;
    border-radius: 2px 6px 6px 2px;
    box-shadow: inset 4px 0 10px rgba(0, 0, 0, 0.2), 5px 5px 15px rgba(0, 0, 0, 0.3);
    z-index: 5;
    transform: translateZ(10px);
    padding: 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    color: #fff;
    font-family: var(--font-heading);
    box-sizing: border-box;
}

.book-cover-1 {
    background: linear-gradient(135deg, #0B354C 0%, #0084c1 100%);
    border-left: 3px solid rgba(255,255,255,0.2);
}

.book-cover-2 {
    background: linear-gradient(135deg, #0f5127 0%, #108538 100%);
    border-left: 3px solid rgba(255,255,255,0.2);
}

.book-cover-3 {
    background: linear-gradient(135deg, #3d1b5c 0%, #a855f7 100%);
    border-left: 3px solid rgba(255,255,255,0.2);
}

.book-cover-title {
    font-size: 1.25rem;
    font-weight: 800;
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
    margin-top: 1rem;
}

.book-cover-subtitle {
    font-size: 0.75rem;
    font-weight: 500;
    opacity: 0.9;
    text-shadow: 0 1px 2px rgba(0,0,0,0.4);
    margin-top: 0.5rem;
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.book-cover-badge {
    background-color: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.book-cover-author {
    font-size: 0.6rem;
    letter-spacing: 0.05em;
    opacity: 0.75;
    text-transform: uppercase;
}

.book-spine {
    width: 20px;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transform: rotateY(-90deg) translateZ(10px);
    transform-origin: left;
    border-radius: 2px 0 0 2px;
    z-index: 4;
}

.book-cover-1 ~ .book-spine {
    background: linear-gradient(to right, #051924, #0B354C);
}
.book-cover-2 ~ .book-spine {
    background: linear-gradient(to right, #072612, #0f5127);
}
.book-cover-3 ~ .book-spine {
    background: linear-gradient(to right, #1d0c2c, #3d1b5c);
}

.book-pages {
    width: 100%;
    height: calc(100% - 6px);
    position: absolute;
    top: 3px;
    left: 0;
    background: #e5e7eb;
    border-radius: 0 4px 4px 0;
    box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.15);
    transform: translateZ(9px);
    z-index: 3;
}

.book-pages::before {
    content: '';
    position: absolute;
    top: 0;
    right: 3px;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, 
        transparent 0%,
        rgba(0, 0, 0, 0.05) 90%, 
        rgba(0, 0, 0, 0.15) 100%
    ), repeating-linear-gradient(to bottom,
        #f3f4f6 0px,
        #f3f4f6 1px,
        #e5e7eb 1px,
        #e5e7eb 2px
    );
}

.product-info {
    display: flex;
    flex-direction: column;
    height: 100%;
    flex-grow: 1;
}

.product-info h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.product-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.product-price {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.price-old {
    font-size: 0.85rem;
    text-decoration: line-through;
    color: var(--text-muted);
}

.price-current {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
    font-family: var(--font-heading);
}

.btn-buy {
    width: 100%;
    background-color: var(--color-primary);
    color: #fff;
}

.btn-buy:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
}

/* ==========================================================================
   BLOG & NEWS SECTION
   ========================================================================== */
.blog-section {
    padding: 6rem 0;
    position: relative;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem 2rem;
    margin-top: 3rem;
}

.blog-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 20px rgba(11, 53, 76, 0.03);
}

.blog-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-accent-glass);
    box-shadow: 0 12px 35px rgba(16, 133, 56, 0.05);
}

.blog-card-image {
    height: 160px;
    width: 100%;
    padding: 1.5rem;
    display: flex;
    align-items: flex-end;
    position: relative;
}

.blog-tag {
    background-color: var(--color-accent);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 10px rgba(0, 132, 193, 0.2);
}

.blog-card:nth-child(even) .blog-tag {
    background-color: var(--color-primary);
    box-shadow: 0 4px 10px rgba(16, 133, 56, 0.2);
}

.blog-card-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.blog-card-content h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-card-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.btn-read-article {
    align-self: flex-start;
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
    border-color: var(--border-glass);
    background: transparent;
    color: var(--color-brand-blue);
}

.btn-read-article:hover {
    background-color: var(--color-brand-blue);
    color: #fff;
    border-color: var(--color-brand-blue);
}

/* ==========================================================================
   ARTICLE READ MODAL
   ========================================================================== */
.article-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.article-modal.open {
    opacity: 1;
    pointer-events: all;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(11, 53, 76, 0.6);
    backdrop-filter: blur(8px);
}

.modal-container {
    background-color: var(--bg-surface);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-glass);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    position: relative;
    transform: translateY(30px);
    transition: transform var(--transition-normal);
    overflow: hidden;
}

.article-modal.open .modal-container {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: rgba(11, 53, 76, 0.05);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 1005;
}

.modal-close:hover {
    background-color: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.modal-header {
    padding: 3rem 3rem 1.5rem 3rem;
    border-bottom: 1px solid var(--border-glass);
    background-color: var(--bg-main);
}

.modal-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.modal-tag {
    background-color: var(--color-primary);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    text-transform: uppercase;
}

.modal-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.modal-title {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 0;
    line-height: 1.25;
}

.modal-body {
    padding: 3rem;
    overflow-y: auto;
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.75;
}

.modal-body p {
    margin-bottom: 1.5rem;
}

.modal-body h3, .modal-body h4 {
    color: var(--text-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.modal-body ul, .modal-body ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.modal-body li {
    margin-bottom: 0.5rem;
}

/* Disable body scroll when modal is open */
body.modal-open {
    overflow: hidden;
}

/* RESPONSIVENESS FOR NEW SECTIONS */
@media (max-width: 768px) {
    .products-grid, .blog-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .product-card {
        padding: 2rem 1.5rem;
    }
    
    .modal-header {
        padding: 2.5rem 1.5rem 1.25rem 1.5rem;
    }
    
    .modal-body {
        padding: 1.5rem;
        font-size: 0.95rem;
    }
    
    .modal-title {
        font-size: 1.5rem;
    }
}