/* ==========================================================================
   Design System & Custom Tokens (Corporate Trust Theme)
   ========================================================================== */
:root {
    /* Color Palette */
    --bg-primary: #f8fafc;          /* Soft slate white */
    --bg-secondary: #f1f5f9;        /* Cool light gray */
    --bg-dark: #0f172a;             /* Slate dark navy */
    --bg-card: #ffffff;
    
    --text-primary: #0f172a;        /* Deep slate dark */
    --text-secondary: #475569;      /* Slate gray */
    --text-muted: #64748b;
    
    --accent-blue: #2563eb;         /* Royal trust blue */
    --accent-green: #10b981;        /* Emerald success green */
    
    --border-color: #e2e8f0;
    --border-focus: #94a3b8;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Shadows & Transitions */
    --shadow-soft: 0 4px 15px rgba(15, 23, 42, 0.03), 0 10px 30px rgba(15, 23, 42, 0.04);
    --shadow-hover: 0 10px 25px rgba(15, 23, 42, 0.06), 0 20px 50px rgba(15, 23, 42, 0.08);
    
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

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

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
}

ul {
    list-style: none;
}

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

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.text-center { text-align: center; }
.text-green { color: var(--accent-green); }
.text-blue { color: var(--accent-blue); }
.text-muted { color: var(--text-muted); }
.text-large { font-size: 1.6rem; font-weight: 800; }
.text-gradient-blue {
    background: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.w-full { width: 100%; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-12 { margin-top: 48px; }

/* ==========================================================================
   Layout Grid & Container Utilities
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 800px;
}

.grid {
    display: grid;
}

.grid-2-cols { grid-template-columns: repeat(2, 1fr); }
.grid-3-cols { grid-template-columns: repeat(3, 1fr); }
.grid-4-cols { grid-template-columns: repeat(4, 1fr); }
.gap-8 { gap: 32px; }
.gap-12 { gap: 48px; }

.section-padding {
    padding: 100px 0;
}

.bg-dark-secondary {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 700;
    font-family: var(--font-heading);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    letter-spacing: -0.1px;
}

.btn-sm {
    padding: 11px 20px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 0.95rem;
}

.btn-xl {
    padding: 18px 40px;
    font-size: 1.05rem;
}

.btn-primary {
    background: var(--accent-blue);
    color: #fff;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--text-muted);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--bg-secondary);
    border-color: var(--text-primary);
}

.btn-icon {
    width: 18px;
    height: 18px;
    stroke-width: 2.2px;
}

/* ==========================================================================
   Header / Sticky Navbar
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(248, 250, 252, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.header-scrolled {
    padding: 6px 0;
    background: rgba(248, 250, 252, 0.95);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.03);
}

.navbar {
    height: 84px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-scrolled .navbar {
    height: 68px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.logo-accent { color: var(--accent-blue); }
.logo-sub { color: var(--text-secondary); font-weight: 400; }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.nav-link:hover {
    color: var(--accent-blue);
}

.mobile-menu-toggle {
    display: none;
    color: var(--text-primary);
}

/* Mobile Menu */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15,23,42,0.25);
    backdrop-filter: blur(4px);
    z-index: 101;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}

.mobile-menu-panel {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100%;
    background: var(--bg-primary);
    border-left: 1px solid var(--border-color);
    z-index: 102;
    padding: 30px 24px;
    display: flex;
    flex-direction: column;
    gap: 40px;
    transition: right var(--transition-smooth);
}

.mobile-menu-open .mobile-menu-overlay {
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu-open .mobile-menu-panel {
    right: 0;
}

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

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mobile-nav-link {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-secondary);
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-link:hover {
    color: var(--accent-blue);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    padding: 170px 0 90px 0;
}

.hero-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 48px;
}

.badge-glow {
    display: inline-block;
    background: rgba(37, 99, 235, 0.06);
    border: 1px solid rgba(37, 99, 235, 0.15);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
}

.badge-text {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    color: var(--accent-blue);
    font-family: var(--font-heading);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.2rem;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
    line-height: 1.6;
}

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

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

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.trust-icon {
    width: 20px;
    height: 20px;
}

/* Corporate Portrait Frame */
.hero-visual {
    display: flex;
    justify-content: center;
}

.corporate-portrait {
    width: 100%;
    max-width: 360px;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    padding: 16px;
    position: relative;
}

.portrait-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
}

.floating-badge {
    position: absolute;
    top: 20px;
    right: -24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 12px 18px;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px rgba(0,0,0,0.04);
    display: flex;
    align-items: center;
    gap: 12px;
}

.badge-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: rgba(37, 99, 235, 0.1);
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

.badge-icon i {
    width: 18px;
    height: 18px;
    stroke-width: 2.5px;
}

.badge-info {
    display: flex;
    flex-direction: column;
}

.badge-label {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.badge-value {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* ==========================================================================
   Stats Section
   ========================================================================== */
.stats-bar-section {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 50px 0;
}

.stat-card {
    text-align: center;
    border-right: 1px solid var(--border-color);
}

.stat-card:last-child {
    border-right: none;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--accent-blue);
    margin-bottom: 4px;
}

.stat-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section-header {
    max-width: 700px;
    margin: 0 auto 56px auto;
}

.section-tagline {
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-blue);
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}

/* ==========================================================================
   Diferencial Cards
   ========================================================================== */
.diferencial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-soft);
}

.card-fail {
    border-top: 4px solid #f87171;
}

.card-pass {
    border-top: 4px solid var(--accent-green);
}

.diferencial-card .card-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.diferencial-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.diferencial-list li {
    display: flex;
    gap: 16px;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.diferencial-list li i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.diferencial-list li strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

/* ==========================================================================
   Cases Section
   ========================================================================== */
.case-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-soft);
    transition: all var(--transition-smooth);
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.case-tag {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--accent-blue);
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 12px;
}

.case-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.case-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.5;
}

.case-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.metric-box {
    display: flex;
    flex-direction: column;
}

.metric-box .lbl {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.metric-box .val {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    margin-top: 2px;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-section .service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-soft);
    transition: all var(--transition-smooth);
}

.services-section .service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.service-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(37, 99, 235, 0.06);
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-icon i {
    width: 22px;
    height: 22px;
    stroke-width: 2.2px;
}

.service-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==========================================================================
   Calculator
   ========================================================================== */
.calculator-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}

.calculator-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
}

.calculator-inputs {
    padding: 52px;
}

.calc-subtitle {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 28px;
}

.input-field {
    margin-bottom: 32px;
}

.input-field:last-of-type {
    margin-bottom: 0;
}

.field-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.field-info label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.field-val {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
}

.range-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    outline: none;
}

.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    background: var(--accent-blue);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
    border: 2px solid #fff;
    transition: transform var(--transition-fast);
}

.range-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.slider-roas::-webkit-slider-thumb {
    background: var(--accent-green);
    box-shadow: 0 2px 6px rgba(16, 185, 129, 0.3);
}

.limits {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 6px;
}

.calculator-outputs {
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    padding: 52px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.output-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.output-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.output-row:last-of-type {
    border-bottom: none;
}

.output-row .lbl {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.output-row .val {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
}

.output-row .val.text-large {
    font-size: 1.5rem;
    font-weight: 800;
}

.calculator-roas-status-box {
    margin-top: 20px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    text-align: center;
    font-size: 0.8rem;
    font-weight: 700;
    font-family: var(--font-heading);
    border: 1px solid transparent;
}

.status-box-neutral { background: var(--bg-card); color: var(--text-secondary); border-color: var(--border-color); }
.status-box-good { background: rgba(37, 99, 235, 0.05); color: var(--accent-blue); border-color: rgba(37, 99, 235, 0.15); }
.status-box-excellent { background: rgba(16, 185, 129, 0.05); color: var(--accent-green); border-color: rgba(16, 185, 129, 0.15); }

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: center;
    gap: 64px;
}

.portrait-container {
    width: 100%;
    max-width: 350px;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    position: relative;
}

.about-portrait {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background-color: var(--bg-secondary);
}

.portrait-container .badge-title {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0,0,0,0.02);
}

.about-text {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.about-bullets {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.about-bullets .bullet-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.about-bullets .bullet-icon {
    width: 18px;
    height: 18px;
    color: var(--accent-blue);
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-trigger {
    width: 100%;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
}

.faq-icon {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    transition: transform var(--transition-smooth);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-smooth) cubic-bezier(0, 1, 0, 1);
}

.faq-content-inner {
    padding: 0 24px 24px 24px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    border-top: 1px solid transparent;
}

/* Open states */
.faq-item-open {
    border-color: var(--border-focus);
}

.faq-item-open .faq-trigger {
    color: var(--accent-blue);
}

.faq-item-open .faq-icon {
    transform: rotate(180deg);
    color: var(--accent-blue);
}

.faq-item-open .faq-content {
    max-height: 1000px;
    transition: max-height var(--transition-smooth) cubic-bezier(1, 0, 1, 0);
}

.faq-item-open .faq-content-inner {
    border-top-color: var(--border-color);
}

/* ==========================================================================
   Final CTA
   ========================================================================== */
.final-cta-section {
    border-top: 1px solid var(--border-color);
    padding: 100px 0;
    background-color: var(--bg-secondary);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer-section {
    background: var(--bg-dark);
    color: #94a3b8;
    border-top: 1px solid #1e293b;
    padding: 70px 0 35px 0;
}

.footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-info .logo {
    color: #fff;
}

.footer-text {
    font-size: 0.85rem;
    color: #94a3b8;
    max-width: 320px;
    margin-top: 12px;
}

.footer-links h4, .footer-contact h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    color: #fff;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.85rem;
    color: #94a3b8;
}

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

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

.footer-contact p {
    font-size: 0.85rem;
    color: #94a3b8;
}

.footer-bottom {
    border-top: 1px solid #1e293b;
    padding-top: 30px;
}

.legal-disclaimer {
    font-size: 0.7rem;
    color: #64748b;
    line-height: 1.5;
    max-width: 900px;
    margin: 0 auto;
}

.copyright {
    font-size: 0.75rem;
    color: #64748b;
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-title { font-size: 2.8rem; }
    .calculator-grid { grid-template-columns: 1fr; }
    .calculator-outputs { border-left: none; border-top: 1px solid var(--border-color); padding: 40px; }
}

@media (max-width: 768px) {
    .section-padding { padding: 60px 0; }
    .nav-menu, .nav-cta { display: none; }
    .mobile-menu-toggle { display: block; font-size: 1.3rem; }
    
    .hero-section { padding: 120px 0 50px 0; }
    .hero-grid { grid-template-columns: 1fr; text-align: center; gap: 32px; }
    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-ctas { justify-content: center; }
    .hero-trust { justify-content: center; flex-direction: column; gap: 12px; }
    .corporate-portrait { margin-left: auto; margin-right: auto; max-width: 320px; }
    .floating-badge { right: -10px; }
    
    .grid-4-cols { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .grid-3-cols { grid-template-columns: 1fr; }
    .grid-2-cols { grid-template-columns: 1fr; }
    
    .about-grid { grid-template-columns: 1fr; text-align: center; }
    .about-visual { order: 2; }
    .about-bullets { text-align: left; }
    
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .stat-card { border-right: none; border-bottom: 1px solid var(--border-color); padding-bottom: 12px; }
    .stat-card:last-child { border-bottom: none; }
}

@media (max-width: 480px) {
    html { font-size: 15px; }
    .hero-title { font-size: 2.2rem; }
    .hero-ctas { flex-direction: column; width: 100%; gap: 12px; }
    .btn { width: 100%; }
    .floating-badge { display: none; }
    .grid-4-cols { grid-template-columns: 1fr; }
    .calculator-inputs, .calculator-outputs { padding: 24px; }
}