/* ============================================================
   CERRAJERO SAN MARTÍN DE LA VEGA — Stylesheet Principal
   ============================================================ */

/* ---------- Variables ---------- */
:root {
    --azul-oscuro:   #1b2e4b;
    --azul-medio:    #2d5a8e;
    --azul-claro:    #e8f0fb;
    --ambar:         #e8a000;
    --ambar-oscuro:  #c68900;
    --blanco:        #ffffff;
    --gris-fondo:    #f5f7fa;
    --gris-medio:    #6b7280;
    --gris-borde:    #e2e8f0;
    --texto:         #1f2937;
    --sombra-s:      0 2px 8px rgba(0,0,0,.10);
    --sombra-m:      0 4px 20px rgba(0,0,0,.14);
    --sombra-l:      0 8px 40px rgba(0,0,0,.18);
    --radio:         10px;
    --radio-l:       18px;
    --transicion:    .22s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--texto);
    background: var(--blanco);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

.contenedor {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================================
   BARRA SUPERIOR DE URGENCIA
   ============================================================ */
.barra-urgencia {
    background: var(--azul-oscuro);
    color: var(--blanco);
    text-align: center;
    padding: 8px 16px;
    font-size: .82rem;
    letter-spacing: .03em;
}

.barra-urgencia a {
    color: var(--ambar);
    font-weight: 700;
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
    background: var(--blanco);
    border-bottom: 3px solid var(--ambar);
    position: sticky;
    top: 0;
    z-index: 900;
    box-shadow: var(--sombra-s);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    max-width: 1160px;
    margin: 0 auto;
    gap: 16px;
}

.logo-link {
    flex-shrink: 0;
}

.logo-img {
    height: 54px;
    width: auto;
    object-fit: contain;
}

/* Nav */
.nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.nav a {
    font-size: .9rem;
    font-weight: 500;
    color: var(--azul-oscuro);
    padding: 6px 12px;
    border-radius: var(--radio);
    transition: background var(--transicion), color var(--transicion);
}

.nav a:hover {
    background: var(--azul-claro);
    color: var(--azul-medio);
}

/* Teléfono en header */
.header-telefono {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-llamar-header {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--ambar);
    color: var(--azul-oscuro);
    font-weight: 700;
    font-size: .95rem;
    padding: 10px 20px;
    border-radius: 50px;
    transition: background var(--transicion), transform var(--transicion);
    white-space: nowrap;
    box-shadow: var(--sombra-s);
}

.btn-llamar-header:hover {
    background: var(--ambar-oscuro);
    transform: translateY(-1px);
}

.btn-llamar-header .icono {
    font-size: 1.05rem;
}

/* Hamburger — solo móvil */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    flex-direction: column;
    gap: 5px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--azul-oscuro);
    border-radius: 2px;
    transition: var(--transicion);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
    background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-medio) 100%);
    color: var(--blanco);
    padding: 80px 20px 70px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    pointer-events: none;
}

.hero-contenido {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-etiqueta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.25);
    color: var(--ambar);
    font-size: .82rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: 50px;
    margin-bottom: 22px;
}

.hero h1 {
    font-size: clamp(1.9rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 18px;
    text-shadow: 0 2px 12px rgba(0,0,0,.2);
}

.hero h1 em {
    font-style: normal;
    color: var(--ambar);
}

.hero-subtitulo {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    opacity: .88;
    margin-bottom: 36px;
    max-width: 580px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
    margin-bottom: 40px;
}

.btn-principal {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--ambar);
    color: var(--azul-oscuro);
    font-weight: 800;
    font-size: 1.15rem;
    padding: 16px 34px;
    border-radius: 50px;
    box-shadow: 0 6px 24px rgba(232,160,0,.45);
    transition: background var(--transicion), transform var(--transicion), box-shadow var(--transicion);
    letter-spacing: .01em;
}

.btn-principal:hover {
    background: var(--ambar-oscuro);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(232,160,0,.55);
}

.btn-secundario {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--blanco);
    font-weight: 600;
    font-size: 1rem;
    padding: 16px 28px;
    border-radius: 50px;
    border: 2px solid rgba(255,255,255,.4);
    transition: border-color var(--transicion), background var(--transicion);
}

.btn-secundario:hover {
    border-color: var(--blanco);
    background: rgba(255,255,255,.08);
}

.hero-garantias {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    margin-top: 8px;
}

.garantia-item {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: .85rem;
    opacity: .82;
}

.garantia-item .check {
    color: var(--ambar);
    font-weight: 700;
    font-size: 1rem;
}

/* ============================================================
   SECCIÓN GENÉRICA
   ============================================================ */
section { padding: 70px 0; }

.seccion-titulo {
    text-align: center;
    margin-bottom: 48px;
}

.seccion-titulo h2 {
    font-size: clamp(1.5rem, 3.5vw, 2.1rem);
    font-weight: 800;
    color: var(--azul-oscuro);
    margin-bottom: 12px;
    line-height: 1.25;
}

.seccion-titulo p {
    font-size: 1.05rem;
    color: var(--gris-medio);
    max-width: 600px;
    margin: 0 auto;
}

.linea-decorativa {
    width: 52px;
    height: 4px;
    background: var(--ambar);
    border-radius: 2px;
    margin: 14px auto 0;
}

/* ============================================================
   SERVICIOS
   ============================================================ */
.servicios { background: var(--gris-fondo); }

.grid-servicios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 28px;
}

.tarjeta-servicio {
    background: var(--blanco);
    border-radius: var(--radio-l);
    padding: 36px 28px;
    box-shadow: var(--sombra-s);
    border: 1px solid var(--gris-borde);
    transition: box-shadow var(--transicion), transform var(--transicion);
    position: relative;
    overflow: hidden;
}

.tarjeta-servicio::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--ambar);
    border-radius: var(--radio-l) var(--radio-l) 0 0;
}

.tarjeta-servicio:hover {
    box-shadow: var(--sombra-m);
    transform: translateY(-4px);
}

.servicio-icono {
    font-size: 2.8rem;
    margin-bottom: 18px;
    display: block;
}

.tarjeta-servicio h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--azul-oscuro);
    margin-bottom: 12px;
}

.tarjeta-servicio p {
    color: var(--gris-medio);
    font-size: .95rem;
    line-height: 1.65;
    margin-bottom: 20px;
}

.servicio-lista {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.servicio-lista li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: .88rem;
    color: var(--texto);
}

.servicio-lista li::before {
    content: '✓';
    color: var(--azul-medio);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}

.servicio-enlace {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 22px;
    color: var(--azul-medio);
    font-weight: 600;
    font-size: .9rem;
    padding: 8px 18px;
    border: 2px solid var(--azul-claro);
    border-radius: 50px;
    transition: background var(--transicion), border-color var(--transicion);
}

.servicio-enlace:hover {
    background: var(--azul-claro);
    border-color: var(--azul-medio);
}

/* ============================================================
   CONFIANZA
   ============================================================ */
.confianza { background: var(--blanco); }

.grid-confianza {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 24px;
}

.tarjeta-confianza {
    text-align: center;
    padding: 32px 24px;
    border-radius: var(--radio-l);
    background: var(--gris-fondo);
    border: 1px solid var(--gris-borde);
    transition: box-shadow var(--transicion);
}

.tarjeta-confianza:hover {
    box-shadow: var(--sombra-s);
}

.confianza-icono {
    font-size: 2.4rem;
    margin-bottom: 14px;
    display: block;
}

.tarjeta-confianza h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--azul-oscuro);
    margin-bottom: 8px;
}

.tarjeta-confianza p {
    font-size: .88rem;
    color: var(--gris-medio);
    line-height: 1.55;
}

/* ============================================================
   POR QUÉ ELEGIRNOS — Bloque con columnas
   ============================================================ */
.por-que { background: var(--azul-oscuro); color: var(--blanco); }

.por-que .seccion-titulo h2 { color: var(--blanco); }
.por-que .seccion-titulo p  { color: rgba(255,255,255,.7); }

.grid-razones {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.razon {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: var(--radio-l);
    transition: background var(--transicion);
}

.razon:hover { background: rgba(255,255,255,.1); }

.razon-icono {
    font-size: 2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.razon h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--ambar);
}

.razon p {
    font-size: .88rem;
    opacity: .8;
    line-height: 1.6;
}

/* ============================================================
   ZONA DE SERVICIO
   ============================================================ */
.zona-servicio { background: var(--gris-fondo); }

.zona-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.zona-texto h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--azul-oscuro);
    margin-bottom: 14px;
    line-height: 1.25;
}

.zona-texto p {
    color: var(--gris-medio);
    margin-bottom: 24px;
    font-size: .97rem;
}

.zona-lista {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.zona-lista li {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--blanco);
    padding: 12px 18px;
    border-radius: var(--radio);
    border: 1px solid var(--gris-borde);
    font-weight: 600;
    color: var(--azul-oscuro);
    font-size: .95rem;
    transition: box-shadow var(--transicion);
}

.zona-lista li:hover { box-shadow: var(--sombra-s); }

.zona-lista li .pin { color: var(--ambar); font-size: 1.2rem; }

.zona-mapa {
    background: var(--blanco);
    border-radius: var(--radio-l);
    padding: 36px 28px;
    border: 1px solid var(--gris-borde);
    box-shadow: var(--sombra-s);
    text-align: center;
}

.zona-mapa h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--azul-oscuro);
    margin-bottom: 8px;
}

.zona-mapa p {
    font-size: .9rem;
    color: var(--gris-medio);
    margin-bottom: 22px;
}

.zona-badge {
    display: inline-block;
    background: var(--azul-claro);
    color: var(--azul-medio);
    font-size: .82rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 50px;
    margin: 4px;
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.cta-final {
    background: linear-gradient(135deg, var(--ambar) 0%, var(--ambar-oscuro) 100%);
    padding: 70px 20px;
    text-align: center;
}

.cta-final h2 {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 800;
    color: var(--azul-oscuro);
    margin-bottom: 12px;
    line-height: 1.25;
}

.cta-final p {
    font-size: 1.05rem;
    color: rgba(27,46,75,.75);
    margin-bottom: 32px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.btn-cta-grande {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--azul-oscuro);
    color: var(--blanco);
    font-weight: 800;
    font-size: 1.3rem;
    padding: 18px 42px;
    border-radius: 50px;
    box-shadow: 0 8px 28px rgba(27,46,75,.35);
    transition: transform var(--transicion), box-shadow var(--transicion);
    letter-spacing: .01em;
}

.btn-cta-grande:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(27,46,75,.45);
}

.cta-nota {
    display: block;
    margin-top: 16px;
    font-size: .85rem;
    color: rgba(27,46,75,.65);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--azul-oscuro);
    color: rgba(255,255,255,.75);
    padding: 52px 20px 28px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    max-width: 1160px;
    margin: 0 auto;
    padding-bottom: 36px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}

.logo-footer-wrap {
    display: inline-block;
    background: var(--blanco);
    border-radius: var(--radio);
    padding: 8px 14px;
    margin-bottom: 14px;
    box-shadow: 0 2px 10px rgba(0,0,0,.25);
}

.footer-marca .logo-footer {
    height: 42px;
    width: auto;
    display: block;
}

.footer-marca p {
    font-size: .88rem;
    line-height: 1.7;
    max-width: 280px;
}

.footer-telefono-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--ambar);
    font-weight: 700;
    font-size: 1.1rem;
    margin-top: 14px;
    transition: opacity var(--transicion);
}

.footer-telefono-link:hover { opacity: .8; }

.footer-columna h4 {
    font-size: .9rem;
    font-weight: 700;
    color: var(--blanco);
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 16px;
}

.footer-columna ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-columna ul li a {
    font-size: .88rem;
    transition: color var(--transicion);
    color: rgba(255,255,255,.65);
}

.footer-columna ul li a:hover { color: var(--ambar); }

.footer-bottom {
    max-width: 1160px;
    margin: 24px auto 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    font-size: .8rem;
    color: rgba(255,255,255,.4);
}

.footer-bottom a {
    color: rgba(255,255,255,.5);
    transition: color var(--transicion);
}

.footer-bottom a:hover { color: var(--blanco); }

/* ============================================================
   BARRA MÓVIL INFERIOR (CTA fijo)
   ============================================================ */
.cta-movil-fija {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 1000;
    background: var(--azul-oscuro);
    padding: 12px 16px;
    box-shadow: 0 -4px 20px rgba(0,0,0,.25);
    align-items: center;
    justify-content: center;
}

.cta-movil-fija a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--ambar);
    color: var(--azul-oscuro);
    font-weight: 800;
    font-size: 1.1rem;
    padding: 14px 0;
    border-radius: 50px;
    width: 100%;
    max-width: 400px;
}

/* ============================================================
   LANDING LOCAL — Hero variante
   ============================================================ */
.hero-landing {
    background: linear-gradient(135deg, #0f1e33 0%, #1b2e4b 60%, #2d5a8e 100%);
}

.hero-landing .hero-etiqueta {
    background: rgba(232,160,0,.18);
    border-color: rgba(232,160,0,.4);
}

/* Testimonial / cita */
.bloque-cita {
    background: var(--azul-claro);
    border-left: 5px solid var(--azul-medio);
    border-radius: 0 var(--radio) var(--radio) 0;
    padding: 22px 28px;
    margin: 32px 0;
    font-style: italic;
    font-size: 1rem;
    color: var(--azul-oscuro);
}

/* Intro texto landing */
.intro-landing {
    padding: 60px 0 20px;
    background: var(--blanco);
}

.intro-landing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.intro-landing-texto h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--azul-oscuro);
    margin-bottom: 16px;
    line-height: 1.3;
}

.intro-landing-texto p {
    color: var(--gris-medio);
    font-size: .97rem;
    line-height: 1.75;
    margin-bottom: 14px;
}

.intro-card {
    background: var(--gris-fondo);
    border-radius: var(--radio-l);
    padding: 32px;
    border: 1px solid var(--gris-borde);
}

.intro-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--azul-oscuro);
    margin-bottom: 16px;
}

.intro-card ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.intro-card ul li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: .93rem;
    color: var(--texto);
}

.intro-card ul li::before {
    content: '✓';
    color: var(--azul-medio);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}

.btn-zona {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--ambar);
    color: var(--azul-oscuro);
    font-weight: 700;
    font-size: 1rem;
    padding: 12px 26px;
    border-radius: 50px;
    margin-top: 22px;
    box-shadow: var(--sombra-s);
    transition: background var(--transicion), transform var(--transicion);
}

.btn-zona:hover {
    background: var(--ambar-oscuro);
    transform: translateY(-2px);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .zona-grid { grid-template-columns: 1fr; }
    .intro-landing-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
    .nav { display: none; }
    .nav.abierto { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--blanco); padding: 12px 16px 20px; border-bottom: 2px solid var(--gris-borde); box-shadow: var(--sombra-m); z-index: 800; gap: 2px; }
    .menu-toggle { display: flex; }

    .header-inner { padding: 12px 16px; }
    .logo-img { height: 44px; }

    .btn-llamar-header { font-size: .85rem; padding: 9px 16px; }

    .hero { padding: 56px 16px 52px; }
    .hero h1 { font-size: clamp(1.6rem, 7vw, 2.2rem); }
    .hero-cta { flex-direction: column; align-items: stretch; }
    .btn-principal, .btn-secundario { width: 100%; justify-content: center; }

    section { padding: 52px 0; }

    .grid-servicios { grid-template-columns: 1fr; }
    .grid-confianza { grid-template-columns: 1fr 1fr; }
    .grid-razones { grid-template-columns: 1fr; }

    .footer-grid { grid-template-columns: 1fr; gap: 28px; }

    .cta-movil-fija { display: flex; }
    body { padding-bottom: 76px; }
}

@media (max-width: 420px) {
    .grid-confianza { grid-template-columns: 1fr; }
    .hero-garantias { flex-direction: column; align-items: center; gap: 10px; }
    .btn-cta-grande { font-size: 1.1rem; padding: 16px 28px; }
}