/* DentalOS Landing — estilos personalizados */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --dental-50: #f0f9ff;
    --dental-100: #e0f2fe;
    --dental-500: #0ea5e9;
    --dental-600: #0284c7;
    --dental-700: #0369a1;
    --dental-800: #075985;
    --gray-900: #111827;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --radius-xl: 1rem;
    --radius-2xl: 1.25rem;
    --shadow-soft: 0 4px 24px rgba(14, 165, 233, 0.08);
    --shadow-card: 0 12px 40px rgba(14, 165, 233, 0.12);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base */
.landing-page {
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
    color: var(--gray-900);
    scroll-behavior: smooth;
}

.landing-page ::selection {
    background: var(--dental-100);
    color: var(--dental-700);
}

/* Top bar pulse */
.top-bar-link {
    position: relative;
    transition: color var(--transition);
}

.top-bar-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width var(--transition);
}

.top-bar-link:hover::after {
    width: 100%;
}

/* Header */
.site-header {
    transition: box-shadow var(--transition), background var(--transition);
}

.site-header.is-scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.06);
}

.nav-link {
    position: relative;
    transition: color var(--transition), background var(--transition);
}

.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 0.5rem;
    opacity: 0;
    background: var(--dental-50);
    transition: opacity var(--transition);
    z-index: -1;
}

.nav-link:hover::before,
.nav-link.is-active::before {
    opacity: 1;
}

/* Hero */
.hero-section {
    position: relative;
    overflow: hidden;
    background: linear-gradient(145deg, var(--dental-50) 0%, #fff 45%, var(--dental-50) 100%);
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 1px 1px, rgba(14, 165, 233, 0.07) 1px, transparent 0);
    background-size: 32px 32px;
    pointer-events: none;
    mask-image: linear-gradient(to bottom, black 40%, transparent);
}

.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    animation: blob-float 12s ease-in-out infinite;
}

.hero-blob--1 {
    top: -10%;
    right: 5%;
    width: 28rem;
    height: 28rem;
    background: var(--dental-100);
    opacity: 0.7;
}

.hero-blob--2 {
    bottom: 10%;
    left: -5%;
    width: 22rem;
    height: 22rem;
    background: var(--dental-100);
    opacity: 0.5;
    animation-delay: -4s;
}

@keyframes blob-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20px, -15px) scale(1.05); }
    66% { transform: translate(-10px, 10px) scale(0.98); }
}

.hero-badge {
    animation: fade-up 0.7s ease-out both;
}

.hero-title {
    animation: fade-up 0.7s ease-out 0.1s both;
}

.hero-desc {
    animation: fade-up 0.7s ease-out 0.2s both;
}

.hero-actions {
    animation: fade-up 0.7s ease-out 0.3s both;
}

.hero-stats {
    animation: fade-up 0.7s ease-out 0.4s both;
}

.hero-visual {
    animation: fade-up 0.8s ease-out 0.2s both;
}

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-stat-value {
    background: linear-gradient(135deg, var(--dental-600), var(--dental-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-image-frame {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition);
}

.hero-image-frame:hover {
    transform: translateY(-4px);
}

.hero-float-card {
    animation: float-card 5s ease-in-out infinite;
}

@keyframes float-card {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.hero-accent-block {
    position: absolute;
    inset: 0;
    background: var(--dental-500);
    border-radius: var(--radius-2xl);
    transform: translate(16px, 16px);
    z-index: -1;
    opacity: 0.18;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--dental-500), var(--dental-600));
    color: #fff;
    font-weight: 600;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 24px rgba(14, 165, 233, 0.35);
    transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(14, 165, 233, 0.45);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: #fff;
    color: var(--gray-900);
    font-weight: 600;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-xl);
    border: 1px solid #e5e7eb;
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    border-color: var(--dental-100);
    box-shadow: var(--shadow-card);
}

/* Features strip */
.features-strip {
    border-top: 1px solid var(--dental-100);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
}

.strip-item {
    transition: transform var(--transition);
}

.strip-item:hover {
    transform: translateX(4px);
}

.strip-icon {
    transition: background var(--transition), transform var(--transition);
}

.strip-item:hover .strip-icon {
    background: var(--dental-500);
    transform: scale(1.05);
}

.strip-item:hover .strip-icon svg {
    color: #fff;
}

/* Section shared */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--dental-600);
    margin-bottom: 1rem;
}

.section-label::before {
    content: '';
    width: 2rem;
    height: 2px;
    background: linear-gradient(90deg, var(--dental-500), transparent);
    border-radius: 1px;
}

.section-title {
    font-size: clamp(1.875rem, 4vw, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--gray-900);
}

.section-title span {
    color: var(--dental-600);
}

/* Feature cards */
.features-section {
    padding: 6rem 0;
    background: #fff;
}

.feature-card {
    position: relative;
    padding: 2rem;
    border-radius: var(--radius-2xl);
    border: 1px solid #f3f4f6;
    background: #fff;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--dental-500), var(--dental-100));
    opacity: 0;
    transition: opacity var(--transition);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card);
    border-color: var(--dental-100);
}

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

.feature-card-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 1rem;
    background: var(--dental-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    transition: background var(--transition);
}

.feature-card:hover .feature-card-icon {
    background: var(--dental-500);
}

.feature-card:hover .feature-card-icon svg {
    color: #fff;
}

.feature-card-icon svg {
    color: var(--dental-600);
    transition: color var(--transition);
}

/* How it works */
.steps-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--dental-50) 0%, #fff 100%);
}

.step-item {
    position: relative;
    text-align: center;
    padding: 2rem 1.5rem;
}

.step-number {
    width: 3rem;
    height: 3rem;
    margin: 0 auto 1.25rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--dental-500), var(--dental-600));
    color: #fff;
    font-weight: 800;
    font-size: 1.125rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(14, 165, 233, 0.35);
}

.steps-connector {
    display: none;
}

@media (min-width: 768px) {
    .steps-connector {
        display: block;
        position: absolute;
        top: 3.5rem;
        left: calc(50% + 2rem);
        width: calc(100% - 4rem);
        height: 2px;
        background: linear-gradient(90deg, var(--dental-300, #7dd3fc), var(--dental-100));
        z-index: 0;
    }

    .step-item:last-child .steps-connector {
        display: none;
    }
}

/* Testimonials */
.testimonials-section {
    padding: 6rem 0;
    background: #fff;
}

.testimonial-card {
    padding: 2rem;
    border-radius: var(--radius-2xl);
    background: var(--dental-50);
    border: 1px solid var(--dental-100);
    height: 100%;
    transition: transform var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-4px);
}

.testimonial-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #fff;
    box-shadow: var(--shadow-soft);
}

.testimonial-stars {
    color: #f59e0b;
    letter-spacing: 2px;
}

/* Pricing */
.pricing-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #fff 0%, var(--dental-50) 100%);
}

.pricing-card {
    padding: 2.5rem 2rem;
    border-radius: var(--radius-2xl);
    border: 1px solid #e5e7eb;
    background: #fff;
    transition: transform var(--transition), box-shadow var(--transition);
    height: 100%;
}

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

.pricing-card--featured {
    border-color: var(--dental-500);
    box-shadow: var(--shadow-card);
    position: relative;
}

.pricing-card--featured::before {
    content: 'Más popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--dental-500), var(--dental-600));
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    white-space: nowrap;
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1;
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-500);
}

.pricing-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin-bottom: 0.75rem;
}

.pricing-list li svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--dental-500);
}

/* CTA */
.cta-section {
    padding: 5rem 0;
    margin: 0 1rem 4rem;
    border-radius: 2rem;
    background: linear-gradient(135deg, var(--dental-700) 0%, var(--dental-600) 50%, var(--dental-500) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 20% 80%, rgba(255,255,255,0.12) 0%, transparent 50%),
                      radial-gradient(circle at 80% 20%, rgba(255,255,255,0.08) 0%, transparent 40%);
    pointer-events: none;
}

.cta-section .btn-light {
    background: #fff;
    color: var(--dental-700);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.cta-section .btn-light:hover {
    background: var(--dental-50);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-secondary {
    background: rgba(255, 255, 255, 0.95);
}

.cta-section .btn-secondary:hover {
    background: #fff;
}

/* Footer */
.site-footer {
    background: var(--gray-900);
    color: #9ca3af;
    padding: 4rem 0 2rem;
}

.site-footer a {
    color: #d1d5db;
    transition: color var(--transition);
}

.site-footer a:hover {
    color: var(--dental-500);
}

.footer-brand p {
    font-size: 0.875rem;
    line-height: 1.6;
    max-width: 280px;
}

.footer-heading {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #fff;
    margin-bottom: 1.25rem;
}

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

.footer-links li {
    margin-bottom: 0.625rem;
}

.footer-links a {
    font-size: 0.9375rem;
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    font-size: 0.8125rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1rem;
}

/* Reveal on scroll */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* Mobile menu animation */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.35s ease, opacity 0.3s ease, padding 0.3s ease;
}

#mobile-menu.is-open {
    max-height: 420px;
    opacity: 1;
}

/* Product browser mockup */
.browser-mockup {
    width: 100%;
    max-width: 100%;
    border-radius: 1rem;
    overflow: hidden;
    background: #fff;
    box-shadow: var(--shadow-card), 0 0 0 1px rgba(14, 165, 233, 0.08);
    transition: transform var(--transition), box-shadow var(--transition);
}

.browser-mockup:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 60px rgba(14, 165, 233, 0.18);
}

.browser-chrome {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: linear-gradient(180deg, #f9fafb 0%, #f3f4f6 100%);
    border-bottom: 1px solid #e5e7eb;
}

.browser-dots {
    display: flex;
    gap: 0.375rem;
}

.browser-dots span {
    width: 0.625rem;
    height: 0.625rem;
    border-radius: 50%;
}

.browser-dots span:nth-child(1) { background: #fca5a5; }
.browser-dots span:nth-child(2) { background: #fcd34d; }
.browser-dots span:nth-child(3) { background: #86efac; }

.browser-url {
    flex: 1;
    font-size: 0.6875rem;
    color: var(--gray-500);
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    padding: 0.375rem 0.75rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.browser-viewport {
    position: relative;
    width: 100%;
    aspect-ratio: 1100 / 640;
    min-height: 0;
    background: #f3f4f6;
    overflow: hidden;
    container-type: inline-size;
}

.browser-viewport--tabs {
    isolation: isolate;
}

.preview-scaler {
    position: absolute;
    top: 0;
    left: 0;
    width: 1100px;
    height: 640px;
    transform-origin: top left;
    transform: scale(calc(100cqw / 1100px));
    will-change: transform;
}

.preview-scaler iframe {
    width: 1100px;
    height: 640px;
    border: 0;
    display: block;
    pointer-events: none;
    background: #f3f4f6;
}

@supports not (container-type: inline-size) {
    .browser-viewport {
        min-height: 220px;
    }

    .preview-scaler {
        transform: scale(var(--preview-scale, 1));
    }
}

.browser-viewport img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
}

/* Product showcase */
.product-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #fff 0%, var(--dental-50) 100%);
}

.product-tabs {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.375rem;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 9999px;
    box-shadow: var(--shadow-soft);
}

.product-tab {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-600);
    border-radius: 9999px;
    transition: all var(--transition);
    border: none;
    background: transparent;
    cursor: pointer;
}

.product-tab:hover {
    color: var(--dental-600);
    background: var(--dental-50);
}

.product-tab.is-active {
    color: #fff;
    background: linear-gradient(135deg, var(--dental-500), var(--dental-600));
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.35);
}

.product-panel {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease;
    overflow: hidden;
}

.product-panel.is-active {
    opacity: 1;
    visibility: visible;
    z-index: 1;
    pointer-events: auto;
}

.product-feature-list {
    display: grid;
    gap: 1rem;
}

.product-feature-list li {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.product-feature-list li svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--dental-500);
}

.hero-browser {
    width: 100%;
    max-width: 100%;
}

.hero-visual {
    min-width: 0;
    width: 100%;
}

.product-showcase-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .product-showcase-grid {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        gap: 3.5rem;
    }
}

.product-mockup-col {
    width: 100%;
    min-width: 0;
}

@media (min-width: 1024px) {
    .hero-accent-block {
        transform: translate(20px, 20px);
    }
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--dental-700);
    background: #fff;
    border: 1px solid var(--dental-100);
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
}