/* =========================
   Ceritell — Homepage Institucional
   Design System derivado do HUB
   Paleta: #4e73df (primary), #1a1a2e (dark), #1cc88a (accent)
========================= */

/* ─── Reset & Variables ─── */
:root {
    --ct-primary: #4e73df;
    --ct-primary-dark: #2e59d9;
    --ct-primary-light: #6f8ff8;
    --ct-accent: #1cc88a;
    --ct-accent-dark: #17a673;
    --ct-dark: #1a1a2e;
    --ct-darker: #0f0f1a;
    --ct-surface: #16162b;
    --ct-text: #d1d3e2;
    --ct-text-muted: #8a8caa;
    --ct-border: rgba(255,255,255,0.06);
    --ct-warning: #f6c23e;
    --ct-danger: #e74a3b;
    --ct-info: #36b9cc;
    --ct-radius: 16px;
    --ct-radius-sm: 10px;
    --ct-radius-lg: 24px;
    --ct-shadow: 0 4px 24px rgba(0,0,0,0.3);
    --ct-shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
    --ct-font: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
    --ct-font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    --ct-glow: 0 0 40px rgba(78,115,223,0.15);
    --ct-max-width: 1200px;
}

*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--ct-font);
    background: var(--ct-darker);
    color: var(--ct-text);
    line-height: 1.6;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; }
a { color: var(--ct-primary-light); text-decoration: none; transition: color 0.2s; }
a:hover { color: #fff; }

/* ─── Container ─── */
.ct-container {
    max-width: var(--ct-max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ─── Navbar ─── */
.ct-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(15,15,26,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--ct-border);
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: background 0.3s;
}

.ct-navbar.scrolled {
    background: rgba(15,15,26,0.95);
    box-shadow: var(--ct-shadow-sm);
}

.ct-navbar .ct-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.ct-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.25rem;
    color: #fff;
}

.ct-brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--ct-primary), var(--ct-primary-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: #fff;
}

.ct-nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.ct-nav-links a {
    color: var(--ct-text-muted);
    font-size: 0.88rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.ct-nav-cta {
    background: var(--ct-primary);
    color: #fff !important;
    padding: 8px 20px;
    border-radius: var(--ct-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    transition: all 0.2s;
}

.ct-nav-cta:hover {
    background: var(--ct-primary-dark);
    transform: translateY(-1px);
    color: #fff !important;
}

.ct-menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--ct-border);
    border-radius: 8px;
    color: #fff;
    font-size: 1.2rem;
    padding: 8px 12px;
    cursor: pointer;
}

/* ─── Section Base ─── */
.ct-section {
    padding: 100px 0;
    position: relative;
}

.ct-section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(78,115,223,0.1);
    border: 1px solid rgba(78,115,223,0.2);
    color: var(--ct-primary-light);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
}

.ct-section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 16px;
}

.ct-section-subtitle {
    font-size: 1.1rem;
    color: var(--ct-text-muted);
    max-width: 640px;
    line-height: 1.7;
}

/* ─── Hero ─── */
.ct-hero {
    padding: 160px 0 120px;
    position: relative;
    overflow: hidden;
}

.ct-hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(78,115,223,0.12) 0%, transparent 70%);
    pointer-events: none;
}

.ct-hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(28,200,138,0.08) 0%, transparent 70%);
    pointer-events: none;
}

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

.ct-hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(78,115,223,0.1);
    border: 1px solid rgba(78,115,223,0.2);
    color: var(--ct-primary-light);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 28px;
}

.ct-hero h1 {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 900;
    color: #fff;
    line-height: 1.1;
    margin: 0 0 24px;
    max-width: 720px;
}

.ct-hero h1 .ct-gradient {
    background: linear-gradient(135deg, var(--ct-primary-light), var(--ct-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ct-hero-subtitle {
    font-size: 1.15rem;
    color: var(--ct-text-muted);
    max-width: 560px;
    line-height: 1.7;
    margin-bottom: 40px;
}

.ct-hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.ct-hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 64px;
    padding-top: 48px;
    border-top: 1px solid var(--ct-border);
}

.ct-hero-stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
}

.ct-hero-stat-label {
    font-size: 0.82rem;
    color: var(--ct-text-muted);
    margin-top: 2px;
}

/* ─── Buttons ─── */
.ct-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--ct-radius-sm);
    font-weight: 700;
    font-size: 0.92rem;
    border: none;
    cursor: pointer;
    transition: all 0.25s;
    text-decoration: none;
}

.ct-btn-primary {
    background: var(--ct-primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(78,115,223,0.3);
}

.ct-btn-primary:hover {
    background: var(--ct-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(78,115,223,0.4);
    color: #fff;
}

.ct-btn-outline {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.15);
}

.ct-btn-outline:hover {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.3);
    color: #fff;
}

.ct-btn-accent {
    background: var(--ct-accent);
    color: var(--ct-darker);
    box-shadow: 0 4px 16px rgba(28,200,138,0.3);
}

.ct-btn-accent:hover {
    background: var(--ct-accent-dark);
    transform: translateY(-2px);
    color: var(--ct-darker);
}

.ct-btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

/* ─── Cards ─── */
.ct-card {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 32px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.ct-card:hover {
    border-color: rgba(78,115,223,0.2);
    transform: translateY(-4px);
    box-shadow: var(--ct-shadow);
}

.ct-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 20px;
}

.ct-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}

.ct-card-text {
    font-size: 0.9rem;
    color: var(--ct-text-muted);
    line-height: 1.6;
}

/* ─── Grid Layouts ─── */
.ct-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.ct-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.ct-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* ─── Infra Section ─── */
.ct-infra-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.ct-infra-card {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 36px 32px;
    text-align: center;
    transition: all 0.3s;
}

.ct-infra-card:hover {
    border-color: rgba(78,115,223,0.2);
    transform: translateY(-4px);
    box-shadow: var(--ct-shadow);
}

.ct-infra-icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: #fff;
    margin: 0 auto 24px;
}

.ct-infra-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}

.ct-infra-text {
    font-size: 0.9rem;
    color: var(--ct-text-muted);
    line-height: 1.6;
}

.ct-infra-tag {
    display: inline-block;
    background: rgba(28,200,138,0.1);
    color: var(--ct-accent);
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 16px;
}

/* ─── Solutions Section ─── */
.ct-solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 48px;
}

.ct-solution-card {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 28px 24px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.ct-solution-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: var(--ct-radius) var(--ct-radius) 0 0;
    opacity: 0;
    transition: opacity 0.3s;
}

.ct-solution-card:hover { transform: translateY(-4px); box-shadow: var(--ct-shadow); }
.ct-solution-card:hover::after { opacity: 1; }

.ct-solution-card:nth-child(1)::after { background: #4e73df; }
.ct-solution-card:nth-child(2)::after { background: #f59e0b; }
.ct-solution-card:nth-child(3)::after { background: #1cc88a; }
.ct-solution-card:nth-child(4)::after { background: #25d366; }
.ct-solution-card:nth-child(5)::after { background: #e74c3c; }
.ct-solution-card:nth-child(6)::after { background: #ff6b35; }
.ct-solution-card:nth-child(7)::after { background: #8b5cf6; }
.ct-solution-card:nth-child(8)::after { background: #10b981; }

.ct-solution-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 16px;
}

.ct-solution-name {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.ct-solution-desc {
    font-size: 0.85rem;
    color: var(--ct-text-muted);
    line-height: 1.5;
}

/* ─── Platform / HUB Section ─── */
.ct-platform {
    background: var(--ct-dark);
    border-top: 1px solid var(--ct-border);
    border-bottom: 1px solid var(--ct-border);
}

.ct-platform-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    margin-top: 48px;
}

.ct-platform-features {
    display: grid;
    gap: 20px;
}

.ct-platform-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.ct-platform-feature-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: #fff;
    background: rgba(78,115,223,0.15);
}

.ct-platform-feature-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.ct-platform-feature-text {
    font-size: 0.85rem;
    color: var(--ct-text-muted);
    line-height: 1.5;
}

.ct-platform-visual {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius-lg);
    padding: 40px;
    position: relative;
}

.ct-terminal {
    background: var(--ct-darker);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius-sm);
    overflow: hidden;
    font-family: var(--ct-font-mono);
    font-size: 0.82rem;
}

.ct-terminal-header {
    background: rgba(255,255,255,0.03);
    padding: 10px 16px;
    display: flex;
    gap: 6px;
    border-bottom: 1px solid var(--ct-border);
}

.ct-terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.ct-terminal-body {
    padding: 20px;
    line-height: 1.8;
    color: var(--ct-text-muted);
}

.ct-terminal-body .ct-cmd { color: var(--ct-accent); }
.ct-terminal-body .ct-val { color: var(--ct-primary-light); }
.ct-terminal-body .ct-str { color: var(--ct-warning); }

/* ─── White-label Section ─── */
.ct-whitelabel {
    position: relative;
}

.ct-whitelabel-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    margin-top: 48px;
}

.ct-wl-features {
    display: grid;
    gap: 24px;
}

.ct-wl-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.ct-wl-icon {
    font-size: 1.5rem;
    color: var(--ct-accent);
    min-width: 32px;
    padding-top: 2px;
}

.ct-wl-title {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.ct-wl-text {
    font-size: 0.88rem;
    color: var(--ct-text-muted);
    line-height: 1.5;
}

/* ─── Founder Section — Mensagem do Fundador ─── */
.ct-founder {
    background: var(--ct-dark);
    border-top: 1px solid var(--ct-border);
    border-bottom: 1px solid var(--ct-border);
}

.ct-founder-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 56px;
}

.ct-founder-header .ct-section-label {
    margin-bottom: 20px;
}

.ct-founder-header h2 {
    font-size: 2.4rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.ct-founder-header .ct-founder-subtitle {
    font-size: 1.05rem;
    color: var(--ct-text-muted);
    line-height: 1.7;
    max-width: 640px;
    margin: 0 auto;
}

.ct-founder-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 56px;
    align-items: start;
    margin-top: 0;
}

/* Photo column */
.ct-founder-photo-col {
    position: sticky;
    top: 100px;
}

.ct-founder-photo {
    width: 100%;
    aspect-ratio: 3/4;
    background: linear-gradient(145deg, var(--ct-surface), var(--ct-dark));
    border-radius: var(--ct-radius);
    overflow: hidden;
    border: 1px solid var(--ct-border);
}

.ct-founder-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: grayscale(20%);
    transition: filter 0.4s ease;
}

.ct-founder-photo:hover img {
    filter: grayscale(0%);
}

.ct-founder-photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: rgba(78,115,223,0.2);
    background: linear-gradient(145deg, var(--ct-surface), var(--ct-dark));
}

.ct-founder-nameplate {
    margin-top: 20px;
    text-align: center;
}

.ct-founder-nameplate h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 4px;
    letter-spacing: -0.01em;
}

.ct-founder-nameplate span {
    font-size: 0.8rem;
    color: var(--ct-primary-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* Content column */
.ct-founder-content {
    padding-top: 4px;
}

.ct-founder-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 24px;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.ct-founder-content p {
    font-size: 1rem;
    color: var(--ct-text-muted);
    line-height: 1.85;
    margin-bottom: 20px;
}

.ct-founder-content p strong {
    color: var(--ct-text);
    font-weight: 600;
}

.ct-founder-divider {
    width: 48px;
    height: 2px;
    background: var(--ct-primary);
    margin: 32px 0;
    opacity: 0.6;
}

.ct-founder-quote {
    background: rgba(78,115,223,0.04);
    border-left: 3px solid var(--ct-primary);
    padding: 28px 32px;
    border-radius: 0 var(--ct-radius-sm) var(--ct-radius-sm) 0;
    margin: 36px 0;
}

.ct-founder-quote p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--ct-text);
    line-height: 1.75;
    margin: 0;
    font-weight: 400;
}

.ct-founder-quote cite {
    display: block;
    margin-top: 16px;
    font-size: 0.82rem;
    font-style: normal;
    color: var(--ct-text-muted);
    letter-spacing: 0.03em;
}

.ct-founder-closing {
    margin-top: 36px;
    padding-top: 32px;
    border-top: 1px solid var(--ct-border);
}

.ct-founder-closing p {
    font-size: 1rem;
    color: var(--ct-text-muted);
    line-height: 1.85;
    margin-bottom: 16px;
}

.ct-founder-closing p:last-child {
    margin-bottom: 0;
}

.ct-founder-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 32px;
}

.ct-founder-pillar {
    padding: 20px 24px;
    background: var(--ct-surface);
    border-radius: var(--ct-radius-sm);
    border: 1px solid var(--ct-border);
}

.ct-founder-pillar h5 {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--ct-primary-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0 0 8px;
}

.ct-founder-pillar p {
    font-size: 0.88rem;
    color: var(--ct-text-muted);
    line-height: 1.6;
    margin: 0;
}

/* ─── Product Page ─── */
.ct-product-hero {
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
}

.ct-product-hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.ct-product-hero .ct-container {
    position: relative;
    z-index: 1;
}

.ct-product-hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    color: #fff;
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 28px;
    backdrop-filter: blur(4px);
}

.ct-product-hero h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 900;
    color: #fff;
    line-height: 1.15;
    margin: 0 0 16px;
    max-width: 700px;
}

.ct-product-hero p {
    max-width: 640px;
    font-size: 1.1rem;
    color: rgba(255,255,255,0.85);
    line-height: 1.7;
    margin: 0 0 32px;
}

.ct-btn-white {
    background: #fff;
    color: var(--ct-darker);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.ct-btn-white:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0,0,0,0.2);
    color: var(--ct-darker);
}

.ct-btn-outline-white {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.4);
}

.ct-btn-outline-white:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.6);
    color: #fff;
}

.ct-product-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.ct-product-feature-card {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 32px 28px;
    transition: all 0.3s;
}

.ct-product-feature-card:hover {
    border-color: rgba(78,115,223,0.2);
    transform: translateY(-4px);
    box-shadow: var(--ct-shadow);
}

.ct-product-feature-card .feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 16px;
}

.ct-product-feature-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 8px;
}

.ct-product-feature-card p {
    font-size: 0.88rem;
    color: var(--ct-text-muted);
    line-height: 1.6;
    margin: 0;
}

.ct-product-bullets {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 48px;
    list-style: none;
    padding: 0;
    margin: 48px auto 0;
    max-width: 800px;
}

.ct-product-bullets li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    color: var(--ct-text);
    padding: 8px 0;
}

.ct-product-bullets li i {
    color: var(--ct-accent);
    font-size: 1rem;
    min-width: 20px;
}

.ct-product-pricing {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.ct-product-plan {
    background: var(--ct-surface);
    border: 1px solid var(--ct-border);
    border-radius: var(--ct-radius);
    padding: 36px 28px;
    text-align: center;
    transition: all 0.3s;
    position: relative;
    display: flex;
    flex-direction: column;
}

.ct-product-plan:hover {
    transform: translateY(-4px);
    box-shadow: var(--ct-shadow);
}

.ct-product-plan.featured {
    border-color: var(--ct-primary);
    box-shadow: 0 0 30px rgba(78,115,223,0.15);
}

.ct-product-plan.featured::before {
    content: 'Recomendado';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--ct-primary);
    color: #fff;
    padding: 4px 16px;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.ct-product-plan-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.ct-product-plan-price {
    font-size: 2.8rem;
    font-weight: 900;
    color: #fff;
    margin: 16px 0;
    line-height: 1;
}

.ct-product-plan-price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--ct-text-muted);
}

.ct-product-plan-features {
    list-style: none;
    padding: 0;
    margin: 24px 0;
    text-align: left;
    flex: 1;
}

.ct-product-plan-features li {
    padding: 8px 0;
    font-size: 0.85rem;
    color: var(--ct-text-muted);
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--ct-border);
}

.ct-product-plan-features li:last-child {
    border-bottom: none;
}

.ct-product-plan-features li i {
    font-size: 0.8rem;
    min-width: 16px;
}

.ct-product-cta {
    text-align: center;
    padding: 100px 0;
}

.ct-product-cta h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}

.ct-product-cta p {
    font-size: 1.05rem;
    color: var(--ct-text-muted);
    max-width: 500px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

/* Solution card as link */
a.ct-solution-card {
    display: block;
    color: inherit;
    text-decoration: none;
}

.ct-solution-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ct-primary-light);
    margin-top: 12px;
    opacity: 0;
    transform: translateY(4px);
    transition: all 0.3s;
}

.ct-solution-card:hover .ct-solution-link {
    opacity: 1;
    transform: translateY(0);
}

/* ─── CTA Final ─── */
.ct-cta-final {
    text-align: center;
    padding: 120px 0;
}

.ct-cta-final h2 {
    font-size: 2.8rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 16px;
}

.ct-cta-final p {
    font-size: 1.1rem;
    color: var(--ct-text-muted);
    max-width: 500px;
    margin: 0 auto 40px;
}

.ct-cta-final .ct-hero-actions {
    justify-content: center;
}

/* ─── Footer ─── */
.ct-footer {
    background: var(--ct-darker);
    border-top: 1px solid var(--ct-border);
    padding: 48px 0 32px;
}

.ct-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.ct-footer-brand {
    font-size: 1.15rem;
    font-weight: 800;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.ct-footer-desc {
    font-size: 0.85rem;
    color: var(--ct-text-muted);
    line-height: 1.6;
    max-width: 300px;
}

.ct-footer h4 {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: rgba(255,255,255,0.4);
    margin-bottom: 16px;
}

.ct-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ct-footer-links li { margin-bottom: 10px; }

.ct-footer-links a {
    font-size: 0.88rem;
    color: var(--ct-text-muted);
    transition: color 0.2s;
}

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

.ct-footer-bottom {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--ct-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--ct-text-muted);
}

/* ─── Animations ─── */
.ct-fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .ct-infra-grid { grid-template-columns: 1fr; }
    .ct-platform-grid { grid-template-columns: 1fr; }
    .ct-whitelabel-content { grid-template-columns: 1fr; }
    .ct-founder-grid { grid-template-columns: 1fr; }
    .ct-founder-photo-col { position: static; max-width: 240px; margin: 0 auto; }
    .ct-founder-pillars { grid-template-columns: 1fr; }
    .ct-footer-grid { grid-template-columns: 1fr 1fr; }
    .ct-product-features { grid-template-columns: repeat(2, 1fr); }
    .ct-product-pricing { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .ct-nav-links { display: none; }
    .ct-menu-toggle { display: block; }

    .ct-nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--ct-darker);
        border-bottom: 1px solid var(--ct-border);
        padding: 24px;
        gap: 16px;
    }

    .ct-hero { padding: 120px 0 80px; }
    .ct-hero h1 { font-size: 2rem; }
    .ct-hero-stats { flex-direction: column; gap: 24px; }
    .ct-section { padding: 64px 0; }
    .ct-section-title { font-size: 1.8rem; }
    .ct-solutions-grid { grid-template-columns: 1fr 1fr; }
    .ct-grid-3 { grid-template-columns: 1fr; }
    .ct-infra-grid { grid-template-columns: 1fr; }
    .ct-cta-final h2 { font-size: 2rem; }
    .ct-footer-grid { grid-template-columns: 1fr; }
    .ct-product-hero { padding: 120px 0 60px; }
    .ct-product-hero h1 { font-size: 2rem; }
    .ct-product-features { grid-template-columns: 1fr; }
    .ct-product-pricing { grid-template-columns: 1fr; }
    .ct-product-bullets { grid-template-columns: 1fr; }
    .ct-product-cta h2 { font-size: 1.8rem; }
    .ct-product-cta { padding: 64px 0; }
}

@media (max-width: 480px) {
    .ct-container { padding: 0 16px; }
    .ct-solutions-grid { grid-template-columns: 1fr; }
    .ct-hero-actions { flex-direction: column; }
    .ct-hero-actions .ct-btn { width: 100%; justify-content: center; }
}