/* ============================================================
   tucartelpdf — SISTEMA DE DISEÑO (B0)
   Identidad: negro #0D0D0D · rojo #FF2D2D · Inter · iconos de línea
   Estrategia por zonas: .zone-dark (hero/CTA) · .zone-light (contenido)
   Se conservan los nombres de clase previos para no romper vistas.
   ============================================================ */

/* ── Fuente Inter (local, sin dependencia de Google en runtime) ── */
@font-face { font-family:'Inter'; font-style:normal; font-weight:400; font-display:swap; src:url('/assets/fonts/Inter-Regular.woff2') format('woff2'); }
@font-face { font-family:'Inter'; font-style:normal; font-weight:500; font-display:swap; src:url('/assets/fonts/Inter-Medium.woff2') format('woff2'); }
@font-face { font-family:'Inter'; font-style:normal; font-weight:600; font-display:swap; src:url('/assets/fonts/Inter-SemiBold.woff2') format('woff2'); }
@font-face { font-family:'Inter'; font-style:normal; font-weight:700; font-display:swap; src:url('/assets/fonts/Inter-Bold.woff2') format('woff2'); }
@font-face { font-family:'Inter'; font-style:normal; font-weight:800; font-display:swap; src:url('/assets/fonts/Inter-ExtraBold.woff2') format('woff2'); }

/* ── Tokens ─────────────────────────────────────────────── */
:root {
    --black:#0D0D0D; --red:#FF2D2D; --red-hover:#E01F1F; --red-dark:#C81818;
    --gray:#6B6B6B; --gray-light:#F2F2F2; --white:#FFFFFF;

    --gray-900:#141414; --gray-800:#1E1E1E; --gray-700:#3A3A3A; --gray-600:#6B6B6B;
    --gray-500:#8A8A8A; --gray-400:#B4B4B4; --gray-300:#DADADA; --gray-200:#E8E8E8;
    --gray-100:#F2F2F2; --gray-50:#F8F8F8;

    /* alias de compatibilidad con vistas antiguas */
    --blue:var(--red); --blue-dark:var(--black); --blue-light:#FFE0E0; --blue-xlight:#FFF2F2;
    --green:#16A34A; --orange:#F59E0B; --red-legacy:#DC2626;

    --success:#16A34A; --success-bg:#E7F6ED; --error:#DC2626; --error-bg:#FDECEC;

    --font:'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

    --radius-sm:8px; --radius:12px; --radius-lg:18px; --radius-xl:24px;
    --shadow-xs:0 1px 2px rgba(13,13,13,.06);
    --shadow:0 4px 16px rgba(13,13,13,.08);
    --shadow-lg:0 12px 40px rgba(13,13,13,.12);
    --shadow-red:0 8px 24px rgba(255,45,45,.28);
    --transition:.2s ease; --container:1200px; --header-h:72px;
}

/* ── Reset ──────────────────────────────────────────────── */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body { font-family:var(--font); color:var(--gray-900); background:var(--white); line-height:1.6; -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale; }
img,svg { max-width:100%; display:block; }
a { color:var(--red); text-decoration:none; transition:color var(--transition); }
a:hover { color:var(--red-hover); }
button { cursor:pointer; font-family:var(--font); }
::selection { background:var(--red); color:var(--white); }

/* ── Tipografía ─────────────────────────────────────────── */
h1 { font-size:clamp(2.2rem,5.5vw,4rem); font-weight:800; line-height:1.05; letter-spacing:-.03em; }
h2 { font-size:clamp(1.7rem,3.6vw,2.6rem); font-weight:800; line-height:1.12; letter-spacing:-.02em; }
h3 { font-size:1.2rem; font-weight:700; letter-spacing:-.01em; }
p  { color:var(--gray-700); }
.text-accent { color:var(--red); }

/* ── Layout ─────────────────────────────────────────────── */
.container  { max-width:var(--container); margin:0 auto; padding:0 24px; }
.section    { padding:88px 0; }
.section-sm { padding:56px 0; }
.section-lg { padding:120px 0; }
.section-header { max-width:640px; margin:0 auto; }
.section-header.text-center { text-align:center; }
.section-header .eyebrow { display:inline-block; font-size:.82rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase; color:var(--red); margin-bottom:14px; }
.section-header p { font-size:1.08rem; color:var(--gray-600); margin-top:12px; }

/* Zonas cromáticas */
.zone-dark  { background:var(--black); color:var(--white); }
.zone-dark h1,.zone-dark h2,.zone-dark h3 { color:var(--white); }
.zone-dark p { color:rgba(255,255,255,.72); }
.zone-light { background:var(--white); color:var(--gray-900); }
.zone-gray  { background:var(--gray-50); color:var(--gray-900); }

/* ── Header ─────────────────────────────────────────────── */
.site-header { position:sticky; top:0; z-index:100; height:var(--header-h); background:rgba(255,255,255,.86); backdrop-filter:saturate(180%) blur(12px); border-bottom:1px solid var(--gray-200); }
.header-inner { display:flex; align-items:center; justify-content:space-between; height:100%; }
.main-nav { display:flex; align-items:center; gap:28px; }
.main-nav a { color:var(--gray-800); font-size:.95rem; font-weight:500; }
.main-nav a:hover { color:var(--red); }
.nav-toggle { display:none; background:none; border:none; font-size:1.6rem; color:var(--black); }

.logo { display:inline-flex; align-items:center; gap:10px; font-weight:800; font-size:1.3rem; color:var(--black); letter-spacing:-.02em; }
.logo:hover { color:var(--black); }
.logo .logo-mark { width:30px; height:36px; flex:none; }
.logo .brand-pdf { color:var(--red); }

/* ── Flash ──────────────────────────────────────────────── */
.flash { padding:14px 20px; text-align:center; font-size:.95rem; font-weight:500; }
.flash-success { background:var(--success-bg); color:#12813A; border-bottom:2px solid var(--success); }
.flash-error   { background:var(--error-bg); color:#A31515; border-bottom:2px solid var(--error); }

/* ── Botones ─────────────────────────────────────────────── */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:9px; padding:13px 26px; border-radius:var(--radius); font-weight:600; font-size:1rem; line-height:1; border:2px solid transparent; transition:var(--transition); white-space:nowrap; }
.btn svg { width:18px; height:18px; }
.btn-primary { background:var(--red); color:var(--white); border-color:var(--red); }
.btn-primary:hover { background:var(--red-hover); border-color:var(--red-hover); color:var(--white); box-shadow:var(--shadow-red); transform:translateY(-1px); }
.btn-secondary { background:var(--white); color:var(--black); border-color:var(--gray-300); }
.btn-secondary:hover { border-color:var(--black); color:var(--black); }
.btn-dark { background:var(--black); color:var(--white); border-color:var(--black); }
.btn-dark:hover { background:var(--gray-800); border-color:var(--gray-800); color:var(--white); }
.btn-ghost { background:transparent; color:var(--white); border-color:rgba(255,255,255,.32); }
.btn-ghost:hover { border-color:var(--white); color:var(--white); background:rgba(255,255,255,.08); }
.btn-green { background:var(--success); color:var(--white); border-color:var(--success); }
.btn-green:hover { background:#12813A; border-color:#12813A; color:var(--white); }
.btn-sm { padding:9px 18px; font-size:.9rem; }
.btn-lg { padding:17px 38px; font-size:1.08rem; }
.btn-block { width:100%; }
.btn:disabled { opacity:.5; pointer-events:none; }

/* ── Formularios ─────────────────────────────────────────── */
.form-group { margin-bottom:20px; }
.form-label { display:block; font-weight:600; font-size:.9rem; color:var(--gray-800); margin-bottom:7px; }
.form-label .req { color:var(--red); margin-left:2px; }
.form-control { width:100%; padding:12px 15px; border:2px solid var(--gray-300); border-radius:var(--radius-sm); font-size:1rem; font-family:var(--font); color:var(--gray-900); transition:border-color var(--transition),box-shadow var(--transition); background:var(--white); }
.form-control:focus { outline:none; border-color:var(--red); box-shadow:0 0 0 4px rgba(255,45,45,.12); }
.form-control.error { border-color:var(--error); }
.form-hint { font-size:.82rem; color:var(--gray-500); margin-top:5px; }
.form-error { font-size:.85rem; color:var(--error); margin-top:5px; font-weight:500; }
textarea.form-control { resize:vertical; min-height:88px; }

/* Upload */
.upload-area { border:2px dashed var(--gray-300); border-radius:var(--radius); padding:30px; text-align:center; cursor:pointer; transition:var(--transition); background:var(--gray-50); position:relative; }
.upload-area:hover,.upload-area.dragover { border-color:var(--red); background:var(--blue-xlight); }
.upload-area input[type=file] { position:absolute; inset:0; opacity:0; cursor:pointer; }
.upload-area .upload-icon { color:var(--red); margin:0 auto 8px; width:34px; height:34px; }
.upload-area .upload-label { font-weight:600; color:var(--red); }
.upload-area .upload-hint { font-size:.82rem; color:var(--gray-500); margin-top:4px; }
.upload-preview { margin-top:12px; display:none; }
.upload-preview img { max-height:120px; border-radius:var(--radius-sm); margin:0 auto; }

/* ── Cards ───────────────────────────────────────────────── */
.card { background:var(--white); border-radius:var(--radius-lg); border:1px solid var(--gray-200); box-shadow:var(--shadow-xs); overflow:hidden; transition:transform var(--transition),box-shadow var(--transition); }
.card:hover { box-shadow:var(--shadow-lg); transform:translateY(-3px); }
.card-body { padding:26px; }
.card-title { font-size:1.1rem; font-weight:700; margin-bottom:6px; }
.card-text { font-size:.92rem; color:var(--gray-600); }

/* ── Grid ────────────────────────────────────────────────── */
.grid-2 { display:grid; grid-template-columns:repeat(2,1fr); gap:28px; }
.grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.grid-4 { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }

/* ── Badges ──────────────────────────────────────────────── */
.badge { display:inline-flex; align-items:center; gap:5px; padding:4px 12px; border-radius:30px; font-size:.78rem; font-weight:600; }
.badge-blue { background:var(--blue-light); color:var(--red-dark); }
.badge-red { background:var(--blue-light); color:var(--red-dark); }
.badge-green { background:var(--success-bg); color:#12813A; }
.badge-gray { background:var(--gray-100); color:var(--gray-600); }
.badge-black { background:var(--black); color:var(--white); }

/* ── Steps ───────────────────────────────────────────────── */
.steps { display:flex; align-items:center; gap:8px; margin-bottom:40px; flex-wrap:wrap; }
.step { display:flex; align-items:center; gap:8px; font-size:.88rem; color:var(--gray-500); }
.step-num { width:26px; height:26px; border-radius:50%; background:var(--gray-300); color:var(--white); display:flex; align-items:center; justify-content:center; font-size:.8rem; font-weight:700; }
.step.active .step-num { background:var(--red); }
.step.done .step-num { background:var(--success); }
.step.active { color:var(--black); font-weight:600; }
.step-sep { color:var(--gray-300); }

/* ── Icono en recuadro ───────────────────────────────────── */
.icon-badge { display:inline-flex; align-items:center; justify-content:center; width:56px; height:56px; border-radius:var(--radius); background:var(--blue-xlight); color:var(--red); flex:none; }
.icon-badge svg { width:26px; height:26px; }
.icon-badge.dark { background:rgba(255,45,45,.14); }

/* ── Error ───────────────────────────────────────────────── */
.error-page { text-align:center; padding:96px 20px; }
.error-code { font-size:7rem; font-weight:900; color:var(--red); line-height:1; letter-spacing:-.04em; }

/* ── Footer ──────────────────────────────────────────────── */
.site-footer { background:var(--black); color:rgba(255,255,255,.7); margin-top:0; }
.footer-inner { display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; padding:64px 0 48px; }
.footer-brand .logo { color:var(--white); margin-bottom:14px; }
.footer-brand p { font-size:.9rem; color:rgba(255,255,255,.55); max-width:280px; }
.footer-col h4 { font-size:.8rem; text-transform:uppercase; letter-spacing:.1em; color:rgba(255,255,255,.45); margin-bottom:16px; font-weight:700; }
.footer-col a { display:block; font-size:.92rem; color:rgba(255,255,255,.72); margin-bottom:10px; }
.footer-col a:hover { color:var(--white); }
.footer-social { display:flex; gap:14px; margin-top:18px; }
.footer-social a { width:36px; height:36px; border-radius:50%; background:rgba(255,255,255,.08); display:inline-flex; align-items:center; justify-content:center; color:rgba(255,255,255,.7); }
.footer-social a:hover { background:var(--red); color:var(--white); }
.footer-social svg { width:18px; height:18px; }
.footer-copy { border-top:1px solid rgba(255,255,255,.1); padding:22px 0; font-size:.84rem; color:rgba(255,255,255,.45); }

/* ── Utilidades ──────────────────────────────────────────── */
.text-center { text-align:center; } .text-right { text-align:right; }
.mt-1{margin-top:8px;} .mt-2{margin-top:16px;} .mt-3{margin-top:24px;} .mt-4{margin-top:40px;}
.mb-1{margin-bottom:8px;} .mb-2{margin-bottom:16px;} .mb-3{margin-bottom:24px;} .mb-4{margin-bottom:40px;}
.gap-2{gap:16px;}
.d-flex{display:flex;} .align-center{align-items:center;} .justify-center{justify-content:center;}
.flex-wrap{flex-wrap:wrap;}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width:900px){ .footer-inner{grid-template-columns:1fr 1fr; gap:32px;} }
@media (max-width:768px){
    .section{padding:60px 0;} .section-lg{padding:76px 0;}
    .main-nav{ display:none; position:absolute; top:var(--header-h); left:0; right:0; flex-direction:column; align-items:flex-start; background:var(--white); padding:20px 24px; gap:18px; box-shadow:var(--shadow-lg); border-bottom:1px solid var(--gray-200); }
    .main-nav.open{ display:flex; }
    .nav-toggle{ display:block; }
    .grid-2,.grid-3,.grid-4{ grid-template-columns:1fr; }
    .footer-inner{ grid-template-columns:1fr; }
}

/* ── Accesibilidad ───────────────────────────────────────── */
:focus-visible { outline:3px solid var(--red); outline-offset:2px; border-radius:4px; }
@media (prefers-reduced-motion:reduce){ *{ animation-duration:.01ms !important; transition-duration:.01ms !important; scroll-behavior:auto !important; } }

/* ══ Escaparate público y landings por sector ══════════════ */
.sector-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 28px;
}
.sector-chip {
    display: inline-block;
    padding: 8px 18px;
    border: 1.5px solid var(--gray-300, #d9d9d9);
    border-radius: 999px;
    font-size: .88rem;
    font-weight: 600;
    color: var(--black, #0D0D0D);
    text-decoration: none;
    transition: border-color .15s, color .15s;
}
.sector-chip:hover {
    border-color: var(--red, #FF2D2D);
    color: var(--red, #FF2D2D);
}
.sector-bloque { margin-bottom: 48px; }
.sector-bloque-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.sector-bloque-head h2 { font-size: 1.35rem; }
.sector-bloque-link {
    font-size: .88rem;
    font-weight: 600;
    color: var(--red, #FF2D2D);
    text-decoration: none;
    white-space: nowrap;
}
.sector-bloque-link:hover { text-decoration: underline; }

.pasos-landing {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 28px;
}
.paso-landing h3 { font-size: 1rem; margin: 12px 0 6px; }
.paso-landing p  { font-size: .9rem; color: var(--gray-500, #6B6B6B); }
.paso-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--black, #0D0D0D);
    color: #fff;
    font-weight: 700;
}
.breadcrumb-landing {
    font-size: .82rem;
    margin-bottom: 14px;
    opacity: .85;
}
.breadcrumb-landing a { color: inherit; }
.breadcrumb-landing span { margin: 0 4px; }
@media (max-width: 720px) {
    .pasos-landing { grid-template-columns: 1fr; }
}

/* ════════════════════════════════════════════════════════════
   OPTIMIZACIÓN MÓVIL (B-mobile) — refina táctil, navegación,
   safe-areas y objetivos de toque. No altera el escritorio.
   ════════════════════════════════════════════════════════════ */

/* Sin flash azulado al tocar en iOS/Android */
a, button, .btn, .card, .template-card, summary, label { -webkit-tap-highlight-color: transparent; }

/* Cabecera con soporte de "notch" (safe-area) sin cambiar su alto en escritorio */
.site-header { height: auto; padding-top: env(safe-area-inset-top); }
.site-header .header-inner { min-height: var(--header-h); }

/* Bloqueo de scroll de fondo con el menú abierto */
body.nav-lock { overflow: hidden; }

/* Botón hamburguesa como icono táctil de 44px */
.nav-toggle {
    width: 44px; height: 44px; padding: 0;
    display: none; align-items: center; justify-content: center;
    background: none; border: none; border-radius: 10px; color: var(--black);
}
.nav-toggle svg { width: 24px; height: 24px; }
.nav-toggle .ico-close { display: none; }
.nav-toggle.is-open .ico-menu  { display: none; }
.nav-toggle.is-open .ico-close { display: block; }

@media (max-width: 768px) {
    .nav-toggle { display: inline-flex; }

    /* Menú desplegable móvil con transición y filas táctiles */
    .main-nav {
        display: flex; flex-direction: column; align-items: stretch; gap: 0;
        padding: 6px 20px calc(14px + env(safe-area-inset-bottom));
        max-height: calc(100vh - var(--header-h));
        max-height: calc(100dvh - var(--header-h));
        overflow-y: auto; -webkit-overflow-scrolling: touch;
        opacity: 0; transform: translateY(-8px); pointer-events: none;
        transition: opacity .18s ease, transform .18s ease;
    }
    .main-nav.open { opacity: 1; transform: none; pointer-events: auto; }
    .main-nav a {
        display: flex; align-items: center; min-height: 50px;
        padding: 12px 6px; font-size: 1rem; font-weight: 600; color: var(--gray-900);
        border-bottom: 1px solid var(--gray-100);
    }
    .main-nav .btn {
        margin-top: 12px; width: 100%; min-height: 52px;
        justify-content: center; border-bottom: none;
    }
    .main-nav .nav-logout { color: var(--gray-500); }
}

/* Objetivos táctiles cómodos en dispositivos de puntero grueso */
@media (pointer: coarse) {
    .btn        { min-height: 46px; }
    .btn-sm     { min-height: 42px; padding: 10px 18px; }
    .footer-social a { width: 44px; height: 44px; }
    .footer-col a    { padding: 4px 0; }
    .sector-chip     { padding: 10px 18px; }
}

/* Aire lateral generoso en móvil y tablet: el contenido deja de pegarse
   a los bordes (queda protegido incluso con fundas anchas) y el margen
   escala con el ancho de pantalla sin comerse espacio en móviles pequeños.
   Sustituye al gutter fijo de 24px sólo por debajo de 768px. */
@media (max-width: 768px) {
    .container {
        padding-left:  clamp(22px, 6.5vw, 30px);
        padding-right: clamp(22px, 6.5vw, 30px);
    }
}

/* Ajustes finos en pantallas pequeñas */
@media (max-width: 480px) {
    .section     { padding: 48px 0; }
    .section-lg  { padding: 60px 0; }
    .section-sm  { padding: 40px 0; }
    h1           { font-size: clamp(2rem, 8.5vw, 2.6rem); }
    .btn-lg      { padding: 15px 26px; font-size: 1rem; }
    .flash       { font-size: .9rem; padding: 12px 16px; }
    .grid-2, .grid-3, .grid-4 { gap: 18px; }
}