/* ============================================
   Artecondiseño — Design system
   Estilo: artesanal moderno
   ============================================ */

:root {
    --color-cuero: #6B4226;
    --color-cuero-dark: #3E2416;
    --color-oliva: #4B5320;
    --color-oliva-dark: #333A16;
    --color-naranja: #E87102;
    --color-naranja-dark: #C55E00;
    --color-crema: #F6F1E9;
    --color-crema-2: #EFE4D2;
    --color-texto: #2B2118;
    --color-texto-suave: #5B4E42;
    --color-blanco: #FFFFFF;

    --fuente-titulos: 'Playfair Display', Georgia, serif;
    --fuente-texto: 'Poppins', 'Segoe UI', sans-serif;

    --sombra-suave: 0 10px 30px rgba(43, 33, 24, 0.12);
    --sombra-fuerte: 0 20px 45px rgba(43, 33, 24, 0.25);
    --radio: 14px;
}

@font-face {
    font-family: 'fuente_textos';
    src: url('../fonts/Vogue.ttf') format('truetype');
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body, html {
    margin: 0;
    padding: 0;
    background-color: var(--color-crema);
    color: var(--color-texto);
    font-family: var(--fuente-texto);
}

a {
    text-decoration: none;
}

h1, h2, h3, h4, h5 {
    font-family: var(--fuente-titulos);
    color: var(--color-cuero-dark);
}

/* ---------- Navbar ---------- */

.ad-navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(246, 241, 233, 0.96);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(107, 66, 38, 0.12);
    transition: box-shadow 0.3s ease;
}

.ad-navbar.scrolled {
    box-shadow: var(--sombra-suave);
}

.ad-navbar .container-fluid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 5%;
}

.ad-navbar .marca {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.ad-navbar .marca img {
    width: 54px;
    height: auto;
}

.ad-navbar .marca span {
    font-family: var(--fuente-titulos);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-cuero-dark);
    letter-spacing: 0.5px;
}

.ad-navbar .navbar-toggler {
    background-color: var(--color-cuero-dark);
    border: none;
}

.ad-navbar .nav-link {
    color: var(--color-texto) !important;
    font-weight: 500;
    margin: 0 0.4rem;
    padding: 0.4rem 0.2rem !important;
    position: relative;
}

.ad-navbar .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    background-color: var(--color-naranja);
    transition: width 0.25s ease;
}

.ad-navbar .nav-link:hover::after,
.ad-navbar .nav-link.active::after {
    width: 100%;
}

.ad-navbar .nav-link:hover {
    color: var(--color-naranja) !important;
}

/* ---------- Hero ---------- */

.hero {
    position: relative;
    width: 100%;
    min-height: 88vh;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(30, 20, 12, 0.88) 0%, rgba(30, 20, 12, 0.68) 40%, rgba(30, 20, 12, 0.35) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 0 8%;
    max-width: 720px;
    color: var(--color-blanco);
}

.hero-eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-naranja);
    margin-bottom: 1rem;
}

.hero h1 {
    color: var(--color-blanco);
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    line-height: 1.15;
    margin: 0 0 1.2rem 0;
}

.hero h1 em {
    font-style: italic;
    color: #F2C299;
}

.hero p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #EDE3D6;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-ad {
    display: inline-block;
    padding: 0.85rem 1.9rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
}

.btn-ad-primario {
    background-color: var(--color-naranja);
    color: var(--color-blanco);
    border-color: var(--color-naranja);
}

.btn-ad-primario:hover {
    background-color: var(--color-naranja-dark);
    border-color: var(--color-naranja-dark);
    color: var(--color-blanco);
    transform: translateY(-2px);
}

.btn-ad-secundario {
    background-color: transparent;
    color: var(--color-blanco);
    border-color: rgba(255, 255, 255, 0.6);
}

.btn-ad-secundario:hover {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: var(--color-blanco);
    transform: translateY(-2px);
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 8%;
    z-index: 2;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: rebote 2s infinite;
}

@keyframes rebote {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

/* ---------- Páginas interiores (legales, etc.) ---------- */

.pagina-interior-header {
    background-color: var(--color-crema-2);
    padding: 3.5rem 8% 2.5rem;
    text-align: center;
    border-bottom: 1px solid rgba(107, 66, 38, 0.12);
}

.pagina-interior-header h1 {
    margin: 0;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.seccion-legal {
    max-width: 760px;
    margin: 0 auto;
    padding: 3.5rem 8%;
}

.seccion-legal h3 {
    font-size: 1.15rem;
    margin-top: 2.2rem;
    margin-bottom: 0.6rem;
}

.seccion-legal p {
    line-height: 1.8;
    color: var(--color-texto-suave);
    margin-bottom: 1rem;
}

.seccion-legal a {
    color: var(--color-naranja);
    font-weight: 600;
}

.seccion-legal a:hover {
    text-decoration: underline;
}

/* ---------- Consentimiento (formulario) ---------- */

.form-check-ad {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    margin: 0.4rem 0 1.4rem;
    font-size: 0.88rem;
    color: var(--color-texto-suave);
}

.form-check-ad input[type="checkbox"] {
    margin-top: 0.25rem;
    accent-color: var(--color-naranja);
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.form-check-ad label {
    line-height: 1.5;
}

/* ---------- Secciones generales ---------- */

.seccion {
    padding: 5.5rem 8% ;
}

.seccion-alterna {
    background-color: var(--color-crema-2);
}

.seccion-titulo {
    text-align: center;
    margin-bottom: 3.5rem;
}

.seccion-titulo .eyebrow {
    display: block;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-naranja);
    margin-bottom: 0.6rem;
}

.seccion-titulo h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    margin: 0;
}

.seccion-titulo .linea {
    width: 70px;
    height: 3px;
    background-color: var(--color-naranja);
    margin: 1.1rem auto 0;
    border-radius: 3px;
}

/* ---------- Nosotros ---------- */

.nosotros-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3.5rem;
    align-items: center;
}

.nosotros-imagen {
    position: relative;
    border-radius: var(--radio);
    overflow: hidden;
    box-shadow: var(--sombra-fuerte);
}

.nosotros-imagen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 25%;
    display: block;
    aspect-ratio: 4 / 5;
}

.nosotros-imagen::after {
    content: "";
    position: absolute;
    inset: 0;
    border: 8px solid var(--color-crema);
    outline: 2px solid rgba(107, 66, 38, 0.25);
    outline-offset: -8px;
    pointer-events: none;
}

.nosotros-texto p {
    font-size: 1.02rem;
    line-height: 1.85;
    color: var(--color-texto-suave);
    margin-bottom: 1.1rem;
}

.nosotros-texto p:first-of-type::first-letter {
    font-family: var(--fuente-titulos);
    font-size: 3.2rem;
    color: var(--color-naranja);
    float: left;
    line-height: 1;
    margin-right: 0.5rem;
    margin-top: 0.15rem;
}

/* ---------- Servicios ---------- */

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.servicio-card {
    background-color: var(--color-blanco);
    border-radius: var(--radio);
    overflow: hidden;
    box-shadow: var(--sombra-suave);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.servicio-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--sombra-fuerte);
}

.servicio-imagen {
    height: 190px;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: repeating-linear-gradient(135deg, transparent 0 22px, rgba(43, 33, 24, 0.035) 22px 44px);
}

.servicio-imagen.tono-naranja { background-color: rgba(232, 113, 2, 0.12); }
.servicio-imagen.tono-oliva { background-color: rgba(75, 83, 32, 0.12); }
.servicio-imagen.tono-cuero { background-color: rgba(107, 66, 38, 0.12); }

.servicio-icono {
    font-size: 3.6rem;
    line-height: 1;
    transition: transform 0.4s ease;
}

.servicio-card:hover .servicio-icono {
    transform: scale(1.12) rotate(-4deg);
}

.servicio-body {
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.servicio-body h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
}

.servicio-body p {
    color: var(--color-texto-suave);
    font-size: 0.94rem;
    line-height: 1.7;
    flex: 1;
}

.servicio-body .btn-ad {
    align-self: flex-start;
    margin-top: 1rem;
    background-color: var(--color-oliva);
    border-color: var(--color-oliva);
    color: var(--color-blanco);
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
}

.servicio-body .btn-ad:hover {
    background-color: var(--color-oliva-dark);
    border-color: var(--color-oliva-dark);
    transform: translateY(-2px);
}

/* ---------- Contacto ---------- */

.contacto-grid {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 3rem;
    align-items: stretch;
}

.contacto-info {
    background-color: var(--color-cuero-dark);
    color: var(--color-crema);
    border-radius: var(--radio);
    padding: 2.8rem 2.4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.contacto-info::before {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(232, 113, 2, 0.25), transparent 70%);
    top: -80px;
    right: -80px;
}

.contacto-info h3 {
    color: var(--color-blanco);
    margin-bottom: 1rem;
}

.contacto-info p {
    color: #E7DCCB;
    line-height: 1.7;
    margin-bottom: 1.6rem;
}

.contacto-dato {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.contacto-dato .icono {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    border-radius: 50%;
    background-color: rgba(232, 113, 2, 0.18);
    color: var(--color-naranja);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.contacto-form {
    background-color: var(--color-blanco);
    border-radius: var(--radio);
    padding: 2.8rem;
    box-shadow: var(--sombra-suave);
}

.form-floating-ad {
    margin-bottom: 1.4rem;
}

.form-floating-ad label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-texto-suave);
    margin-bottom: 0.4rem;
    display: block;
}

.form-floating-ad .form-control {
    border: none;
    border-bottom: 2px solid #E3D8C6;
    border-radius: 0;
    padding: 0.6rem 0.2rem;
    background: transparent;
    font-family: var(--fuente-texto);
    box-shadow: none !important;
}

.form-floating-ad .form-control:focus {
    border-bottom-color: var(--color-naranja);
}

.contacto-form .btn-ad-primario {
    width: 100%;
    text-align: center;
    padding: 0.9rem;
    margin-top: 0.5rem;
}

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

.ad-footer {
    background-color: var(--color-cuero-dark);
    color: #D9CBB8;
    padding: 3rem 8% 1.5rem;
}

.ad-footer .footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.ad-footer .marca-footer {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.ad-footer .marca-footer img {
    width: 46px;
}

.ad-footer .marca-footer span {
    font-family: var(--fuente-titulos);
    font-size: 1.2rem;
    color: var(--color-blanco);
}

.ad-footer .redes {
    display: flex;
    gap: 0.8rem;
}

.ad-footer .redes a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: var(--color-crema);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}

.ad-footer .redes a:hover {
    background-color: var(--color-naranja);
    border-color: var(--color-naranja);
    color: var(--color-blanco);
}

.ad-footer .footer-bottom {
    text-align: center;
    font-size: 0.85rem;
    color: #B5A692;
    padding-top: 1.5rem;
}

/* ---------- Back to top ---------- */

.back-to-top {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 1200;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--color-naranja);
    color: var(--color-blanco);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--sombra-suave);
    opacity: 0.85;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.back-to-top:hover {
    opacity: 1;
    background-color: var(--color-naranja-dark);
    transform: translateY(-4px);
}

/* ---------- Reveal on scroll ---------- */

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}

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

@media (max-width: 992px) {
    .nosotros-grid,
    .contacto-grid {
        grid-template-columns: 1fr;
    }

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

    .contacto-info {
        order: 2;
    }
}

@media (max-width: 768px) {
    .seccion {
        padding: 3.5rem 6%;
    }

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

    .hero-content {
        padding: 0 6%;
    }

    .contacto-form,
    .contacto-info {
        padding: 1.8rem;
    }
}