/* ==========================================================================
   Telesalud MVP - Sistema de Diseño Clínico (telesalud.com.ar)
   ========================================================================== */

:root {
    --color-primary: #5ea6ff;
    --color-primary-dark: #0b2b5c;
    --color-primary-light: #ebf5ff;
    --color-secondary: #28a745;
    --color-secondary-soft: rgba(40, 167, 69, 0.12);
    --color-background: #f4f7fb;
    --color-surface: #ffffff;
    --color-text: #2c3e50;
    --color-muted: #6c757d;
    --color-border: #e2e8f0;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,102,204,0.08);
    --shadow-lg: 0 10px 25px rgba(11,43,92,0.12);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-pill: 9999px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Layout Container */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Nav */
.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(11, 43, 92, 0.05);
}

.nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
    gap: 1.5rem;
}

.brand-logo {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--color-primary-dark);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    letter-spacing: -0.02em;
    flex-shrink: 0;
}

.brand-logo span {
    color: var(--color-primary);
}

.brand-logo small {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-muted);
}

.nav-links {
    display: flex;
    gap: 1.6rem;
    list-style: none;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-links li {
    white-space: nowrap;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 600;
    font-size: 0.88rem;
    white-space: nowrap;
    transition: var(--transition);
    padding: 0.4rem 0.2rem;
    position: relative;
}

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

.nav-actions {
    display: flex;
    gap: 0.6rem;
    align-items: center;
    white-space: nowrap;
    flex-shrink: 0;
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 1.1rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.86rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
    gap: 0.4rem;
    white-space: nowrap;
    line-height: 1.2;
}

.btn-primary {
    background: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
    box-shadow: 0 3px 8px rgba(0, 102, 204, 0.2);
}

.btn-primary:hover {
    background: #0052a3;
    border-color: #0052a3;
    transform: translateY(-1px);
    box-shadow: 0 5px 12px rgba(0, 102, 204, 0.3);
}

.btn-secondary {
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    border-color: rgba(0, 102, 204, 0.15);
}

.btn-secondary:hover {
    background: #d8e8f8;
    color: var(--color-primary);
}

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

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 102, 204, 0.04);
}

/* Hero Section */
.hero-section {
    padding: 3.5rem 0 3rem 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2.5rem;
    align-items: flex-start;
}

.hero-title {
    font-size: clamp(2.1rem, 3.8vw, 3rem);
    font-weight: 800;
    color: var(--color-primary-dark);
    line-height: 1.15;
    margin-bottom: 1.2rem;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--color-muted);
    margin-bottom: 1.8rem;
    line-height: 1.65;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: var(--color-secondary-soft);
    color: var(--color-secondary);
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
}

.hero-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.8rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

/* Tarjetas de Características */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.feature-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 1.2rem;
}

/* Footer */
.site-footer {
    background: var(--color-primary-dark);
    color: #ffffff;
    padding: 3rem 0;
    margin-top: 5rem;
}

.site-footer a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: var(--transition);
}

.site-footer a:hover {
    color: #ffffff;
}

@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .nav-links {
        display: none;
    }
}

/* ==========================================================================
   OPTIMIZACIÓN RESPONSIVE DE TELESALUD (TABLETS & MÓVILES)
   Breakpoints: 920px (Tablet), 700px (Mobile), 430px (Mobile pequeño)
   ========================================================================== */

/* Prevención de overflow global */
img, svg, video, iframe {
    max-width: 100%;
    height: auto;
}

input, select, textarea, button {
    max-width: 100%;
}

/* Accesos compactos mobile ocultos por defecto en Desktop */
.mobile-quick-access-grid {
    display: none;
}

/* --- Breakpoint Tablet / Mobile (<= 920px) --- */
@media (max-width: 920px) {
    .nav-wrap {
        height: auto;
        min-height: 64px;
        padding-top: 0.6rem;
        padding-bottom: 0.6rem;
        gap: 0.8rem;
    }

    .red-medica-grid {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }

    /* Reordenamiento estructural para mobile */
    .main-layout-grid {
        display: flex !important;
        flex-direction: column !important;
        gap: 1.4rem !important;
    }

    .main-left-column,
    .main-right-column {
        display: contents !important;
    }

    .home-hero-card {
        order: 1 !important;
        margin-bottom: 1.4rem !important;
    }

    .quick-access-warning {
        order: 2 !important;
        margin-bottom: 1.4rem !important;
    }

    .card-what-is-telesalud {
        order: 3 !important;
        margin-bottom: 1.4rem !important;
    }

    .card-everyday-examples {
        order: 4 !important;
        margin-bottom: 1.4rem !important;
    }

    .card-patient-membership {
        order: 5 !important;
        margin-bottom: 1.4rem !important;
    }
}

/* --- Breakpoint Mobile (<= 700px) --- */
@media (max-width: 700px) {
    .container {
        padding: 0 1rem;
    }

    section.container {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }

    /* Header y Marca en 1 sola fila sin desborde */
    .nav-wrap {
        flex-wrap: nowrap !important;
        justify-content: space-between !important;
        height: auto !important;
        padding-top: 0.55rem !important;
        padding-bottom: 0.55rem !important;
    }

    .brand-logo {
        min-width: 0 !important;
        width: auto !important;
        justify-content: flex-start !important;
        gap: 0.5rem;
    }
    
    .brand-logo img {
        height: 36px !important;
    }

    .brand-name-text {
        font-size: 1.15rem !important;
    }

    .nav-actions {
        flex-shrink: 0 !important;
        width: auto !important;
        gap: 0.4rem;
    }

    /* Se oculta únicamente el botón "Quiero acceder" del HEADER en mobile */
    .nav-actions .btn-primary {
        display: none !important;
    }

    .nav-actions .btn {
        flex: none !important;
        padding: 0.45rem 0.75rem;
        font-size: 0.82rem;
    }

    /* Banner Novedad */
    .announcement-banner-wrap {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 0.5rem !important;
    }

    /* Hero Opening Card, Accesos Compactos y CTA */
    .mobile-quick-access-grid {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 0.75rem !important;
        margin-bottom: 1.4rem !important;
    }

    .mobile-compact-card {
        display: flex !important;
        flex-direction: column !important;
        justify-content: space-between !important;
        padding: 0.85rem 0.75rem !important;
        border-radius: var(--radius-md) !important;
        text-decoration: none !important;
        box-shadow: 0 4px 12px rgba(0,0,0,0.03) !important;
    }

    .mobile-card-blue {
        background: linear-gradient(135deg, rgba(0,102,204,0.08) 0%, rgba(0,102,204,0.02) 100%) !important;
        border: 1px solid rgba(0,102,204,0.22) !important;
    }

    .mobile-card-green {
        background: linear-gradient(135deg, rgba(40,167,69,0.08) 0%, rgba(40,167,69,0.02) 100%) !important;
        border: 1px solid rgba(40,167,69,0.22) !important;
    }

    .hero-opening-actions {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 0.9rem !important;
        text-align: center;
    }

    .hero-desktop-subtitle {
        display: none !important;
    }

    .hero-opening-actions .btn {
        width: 100% !important;
        justify-content: center;
        padding: 0.85rem 1.2rem !important;
    }

    /* Ocultar las tarjetas grandes duplicadas de la columna derecha en mobile */
    .quick-access-vos,
    .quick-access-prestadores {
        display: none !important;
    }

    /* Ajuste moderado de tipografías y paddings en secciones */
    h1 {
        font-size: 1.42rem !important;
        line-height: 1.35 !important;
    }

    h2 {
        font-size: 1.55rem !important;
        line-height: 1.25 !important;
    }

    section {
        padding-top: 2.5rem !important;
        padding-bottom: 2.5rem !important;
    }

    /* Grilla de formularios (Empresa, Email, etc.) */
    .form-grid-2col {
        grid-template-columns: 1fr !important;
        gap: 0.9rem !important;
    }

    /* Grillas de características y principios */
    .how-it-works-grid,
    .trust-principles-grid {
        grid-template-columns: 1fr !important;
        gap: 1.2rem !important;
    }

    /* Tarjetas padding interno */
    .interactive-card,
    .feature-card {
        padding: 1.4rem 1.1rem !important;
    }

    /* Footer responsive */
    .footer-content-wrap {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 1.4rem !important;
    }

    .footer-links-wrap {
        flex-wrap: wrap !important;
        gap: 0.7rem 1.1rem !important;
    }
}

/* --- Breakpoint Mobile Pequeño (<= 430px) --- */
@media (max-width: 430px) {
    .container {
        padding: 0 0.85rem;
    }

    section.container {
        padding-left: 0.85rem !important;
        padding-right: 0.85rem !important;
    }

    .brand-name-text {
        font-size: 1.05rem !important;
    }

    .nav-actions .btn {
        padding: 0.4rem 0.65rem !important;
        font-size: 0.78rem !important;
    }

    .example-grid {
        grid-template-columns: 1fr !important;
    }
}