/* =====================================================================
   Regemeds Portal Mayorista — hoja de estilos general
   Paleta profesional de salud (azules/teal/blancos), inspirada en la
   identidad visual publica de regemeds.cl. Ajusta las variables de
   color si nos compartes los codigos hex oficiales de tu marca.
   ===================================================================== */

:root {
    --color-primary: #0b5ea8;
    --color-primary-dark: #073e73;
    --color-primary-light: #e7f1fb;
    --color-accent: #17a695;
    --color-accent-dark: #10786b;
    --color-bg: #f5f8fb;
    --color-surface: #ffffff;
    --color-text: #1c2b36;
    --color-text-muted: #64707c;
    --color-border: #e1e8ee;
    --color-success: #2e7d32;
    --color-success-bg: #eaf6ec;
    --color-warning: #b45309;
    --color-warning-bg: #fff4e5;
    --color-danger: #c0392b;
    --color-danger-bg: #fdecea;
    --radius: 10px;
    --shadow: 0 2px 10px rgba(15, 45, 75, 0.07);
    --shadow-lg: 0 12px 32px rgba(15, 45, 75, 0.14);
    --font-heading: 'Poppins', 'Segoe UI', sans-serif;
    --font-body: 'Inter', 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.55;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-primary-dark);
    margin: 0 0 0.5em;
    line-height: 1.25;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --------------------------- Header / Nav --------------------------- */

.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--color-primary-dark);
}

.logo .logo-mark {
    width: 38px;
    height: 38px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 1.05rem;
    flex-shrink: 0;
}

.logo small {
    display: block;
    font-weight: 500;
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent-dark);
}

.nav-actions { display: flex; align-items: center; gap: 12px; }

.nav-user {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-right: 6px;
}

/* --------------------------------- Botones ---------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.15s ease;
    line-height: 1.2;
}
.btn:hover { text-decoration: none; }

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

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

.btn-outline { background: transparent; border-color: var(--color-primary); color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary-light); }

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

.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { background: #a5301f; }

.btn-block { width: 100%; }
.btn-sm { padding: 7px 14px; font-size: 0.85rem; }

button:disabled, .btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* --------------------------------- Hero (landing) ---------------------- */

.hero {
    background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-primary) 55%, var(--color-accent) 130%);
    color: #fff;
    padding: 90px 0 110px;
    text-align: center;
}

.hero h1 {
    color: #fff;
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 0.4em;
}

.hero p.tagline {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.92);
    max-width: 640px;
    margin: 0 auto 2.2em;
}

.hero .hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.hero .btn-outline {
    border-color: rgba(255,255,255,0.85);
    color: #fff;
}
.hero .btn-outline:hover { background: rgba(255,255,255,0.12); }

.hero-panel {
    max-width: 980px;
    margin: -60px auto 0;
    background: var(--color-surface);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 40px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.hero-panel .feature h3 { font-size: 1.05rem; margin-bottom: 0.3em; }
.hero-panel .feature p { color: var(--color-text-muted); font-size: 0.92rem; margin: 0; }
.hero-panel .feature .icon {
    width: 44px; height: 44px; border-radius: 10px;
    background: var(--color-primary-light); color: var(--color-primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; margin-bottom: 12px;
}

section.landing-section { padding: 90px 0 40px; }
section.landing-section h2 { text-align: center; font-size: 1.8rem; }
section.landing-section > .container > p.section-sub {
    text-align: center; color: var(--color-text-muted); max-width: 620px; margin: 0 auto 2.4em;
}

.categorias-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 18px;
}
.categoria-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 22px 18px;
    text-align: center;
    box-shadow: var(--shadow);
}
.categoria-card .icon { font-size: 1.8rem; margin-bottom: 10px; }
.categoria-card h4 { margin: 0; font-size: 0.98rem; }

/* --------------------------------- Formularios -------------------------- */

.form-page {
    max-width: 640px;
    margin: 60px auto;
    background: var(--color-surface);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 40px;
}
.form-page.form-page-wide { max-width: 820px; }

.form-page h1 { font-size: 1.6rem; margin-bottom: 0.2em; }
.form-page p.subtitulo { color: var(--color-text-muted); margin-bottom: 1.8em; }

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-grid .span-2 { grid-column: 1 / -1; }

.campo { margin-bottom: 18px; }
.campo label {
    display: block;
    font-weight: 600;
    font-size: 0.88rem;
    margin-bottom: 6px;
    color: var(--color-text);
}
.campo .ayuda { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 4px; }

input[type=text], input[type=email], input[type=password], input[type=tel], input[type=number], textarea, select {
    width: 100%;
    padding: 11px 13px;
    border: 1.5px solid var(--color-border);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: var(--font-body);
    background: #fff;
    color: var(--color-text);
}
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}
textarea { resize: vertical; min-height: 90px; }

.captcha-box {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--color-bg);
    border: 1.5px dashed var(--color-border);
    border-radius: 8px;
    padding: 14px 16px;
}
.captcha-box .operacion {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--color-primary-dark);
    white-space: nowrap;
}
.captcha-box input { max-width: 90px; }

.form-footer-link { text-align: center; margin-top: 22px; font-size: 0.92rem; color: var(--color-text-muted); }

/* --------------------------------- Alertas / flash ----------------------- */

.alerta {
    border-radius: 8px;
    padding: 13px 16px;
    margin-bottom: 20px;
    font-size: 0.92rem;
    border: 1px solid transparent;
}
.alerta-exito { background: var(--color-success-bg); color: var(--color-success); border-color: #c8e6ca; }
.alerta-error { background: var(--color-danger-bg); color: var(--color-danger); border-color: #f3c6c1; }
.alerta-info { background: var(--color-primary-light); color: var(--color-primary-dark); border-color: #cfe2f5; }
.alerta-advertencia { background: var(--color-warning-bg); color: var(--color-warning); border-color: #f5dcb3; }

/* --------------------------------- Estado de cuenta ----------------------- */

.estado-card {
    max-width: 560px;
    margin: 70px auto;
    text-align: center;
    background: var(--color-surface);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 48px 36px;
}
.estado-card .icon-circulo {
    width: 66px; height: 66px; border-radius: 50%;
    background: var(--color-primary-light); color: var(--color-primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; margin: 0 auto 20px;
}
.estado-card.estado-rechazado .icon-circulo { background: var(--color-danger-bg); color: var(--color-danger); }

/* --------------------------------- Catalogo -------------------------------- */

.catalogo-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 28px;
    padding: 32px 0 80px;
    align-items: start;
}

.filtros-categoria {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 18px;
    position: sticky;
    top: 96px;
}
.filtros-categoria h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); margin-bottom: 12px; }
.filtros-categoria ul { list-style: none; margin: 0; padding: 0; }
.filtros-categoria li { margin-bottom: 4px; }
.filtros-categoria a {
    display: block;
    padding: 7px 10px;
    border-radius: 6px;
    color: var(--color-text);
    font-size: 0.9rem;
}
.filtros-categoria a:hover, .filtros-categoria a.activa { background: var(--color-primary-light); color: var(--color-primary-dark); text-decoration: none; }
.filtros-categoria .subcat { padding-left: 18px; font-size: 0.85rem; color: var(--color-text-muted); }

.catalogo-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    gap: 12px;
    flex-wrap: wrap;
}
.catalogo-toolbar form { display: flex; gap: 8px; }
.catalogo-toolbar input[type=text] { min-width: 240px; }

.productos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 20px;
}

.producto-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
}
.producto-imagen {
    aspect-ratio: 1 / 1;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-border);
    font-size: 2.4rem;
    overflow: hidden;
}
.producto-imagen img { width: 100%; height: 100%; object-fit: cover; }
.producto-body { padding: 15px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.producto-sku { font-size: 0.72rem; letter-spacing: 0.04em; color: var(--color-text-muted); text-transform: uppercase; }
.producto-nombre { font-weight: 600; font-size: 0.95rem; line-height: 1.35; min-height: 2.6em; }
.producto-precio { color: var(--color-accent-dark); font-weight: 700; margin-top: auto; }
.producto-footer { display: flex; gap: 8px; align-items: center; padding: 0 15px 15px; }
.producto-footer input[type=number] { width: 64px; padding: 8px; text-align: center; }

.paginacion { display: flex; gap: 8px; justify-content: center; margin-top: 34px; }
.paginacion a, .paginacion span {
    padding: 8px 13px; border-radius: 6px; border: 1px solid var(--color-border);
    color: var(--color-text); font-size: 0.88rem;
}
.paginacion .activa { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* --------------------------------- Carrito / cotizacion flotante ----------- */

.boton-cotizacion-flotante {
    position: fixed;
    bottom: 26px;
    right: 26px;
    z-index: 80;
    background: var(--color-accent);
    color: #fff;
    border-radius: 50px;
    padding: 14px 22px;
    box-shadow: var(--shadow-lg);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}
.boton-cotizacion-flotante:hover { background: var(--color-accent-dark); text-decoration: none; }
.boton-cotizacion-flotante .contador {
    background: #fff; color: var(--color-accent-dark);
    border-radius: 50%; width: 24px; height: 24px;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.78rem;
}

.tabla-cotizacion { width: 100%; border-collapse: collapse; background: var(--color-surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.tabla-cotizacion th, .tabla-cotizacion td { padding: 13px 16px; border-bottom: 1px solid var(--color-border); text-align: left; font-size: 0.92rem; }
.tabla-cotizacion th { background: var(--color-bg); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-text-muted); }
.tabla-cotizacion input[type=number] { width: 72px; padding: 7px; text-align: center; }
.tabla-cotizacion tr:last-child td { border-bottom: none; }

/* --------------------------------- Tablas admin ----------------------------- */

.tabla-admin { width: 100%; border-collapse: collapse; background: var(--color-surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.tabla-admin th, .tabla-admin td { padding: 12px 15px; border-bottom: 1px solid var(--color-border); text-align: left; font-size: 0.88rem; vertical-align: top; }
.tabla-admin th { background: var(--color-bg); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-text-muted); }
.tabla-admin tr:hover td { background: #fafcfe; }

.badge { display: inline-block; padding: 4px 10px; border-radius: 20px; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; }
.badge-pendiente { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-aprobado { background: var(--color-success-bg); color: var(--color-success); }
.badge-rechazado { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-enviada { background: var(--color-primary-light); color: var(--color-primary-dark); }

/* --------------------------------- Layout admin ------------------------------ */

.admin-shell { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.admin-sidebar { background: var(--color-primary-dark); color: #fff; padding: 26px 18px; }
.admin-sidebar .logo { color: #fff; margin-bottom: 30px; }
.admin-sidebar nav a {
    display: block; color: rgba(255,255,255,0.82); padding: 10px 12px; border-radius: 7px; font-size: 0.92rem; margin-bottom: 4px;
}
.admin-sidebar nav a:hover, .admin-sidebar nav a.activa { background: rgba(255,255,255,0.12); color: #fff; text-decoration: none; }
.admin-content { padding: 34px 40px; max-width: 1180px; }
.admin-content h1 { font-size: 1.5rem; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 26px; }

.stat-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 30px; }
.stat-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 20px; }
.stat-card .valor { font-size: 1.9rem; font-weight: 800; color: var(--color-primary-dark); font-family: var(--font-heading); }
.stat-card .etiqueta { color: var(--color-text-muted); font-size: 0.85rem; }

/* --------------------------------- Footer ------------------------------------- */

.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,0.85); padding: 46px 0 26px; margin-top: 60px; }
.site-footer .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
.site-footer h4 { color: #fff; font-size: 0.9rem; margin-bottom: 10px; }
.site-footer a { color: rgba(255,255,255,0.75); }
.site-footer .copy { width: 100%; text-align: center; font-size: 0.8rem; color: rgba(255,255,255,0.55); margin-top: 30px; }

/* --------------------------------- Responsive ---------------------------------- */

@media (max-width: 860px) {
    .hero-panel { grid-template-columns: 1fr; margin-top: -40px; padding: 28px; }
    .catalogo-layout { grid-template-columns: 1fr; }
    .filtros-categoria { position: static; }
    .form-grid { grid-template-columns: 1fr; }
    .admin-shell { grid-template-columns: 1fr; }
    .admin-sidebar { display: flex; align-items: center; justify-content: space-between; padding: 16px 18px; }
    .admin-sidebar nav { display: flex; gap: 6px; overflow-x: auto; }
    .admin-content { padding: 24px 18px; }
}