/* ============================================================
   24 FITNESS GYM — Hoja de estilos pública
   Paleta extraída del logotipo: azul rey + blanco sobre negro
   ============================================================ */
:root {
    --color-primary: #2563eb;      /* azul del logo */
    --color-secondary: #1d4ed8;
    --color-accent: #60a5fa;
    --color-background: #050505;
    --color-surface: #111111;
    --color-surface-light: #191919;
    --color-text: #ffffff;
    --color-text-muted: #b7b7b7;
    --color-danger: #dc3545;
    --color-success: #198754;
    --font-title: 'Oswald', sans-serif;
    --font-body: 'Montserrat', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background: var(--color-background);
    color: var(--color-text);
    font-family: var(--font-body);
    overflow-x: hidden;
}

h1, h2, h3, .title-font {
    font-family: var(--font-title);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}
.section-title { font-size: clamp(2rem, 5vw, 3.2rem); }
.section-title span { color: var(--color-primary); }
.section-subtitle { color: var(--color-text-muted); }

a { color: var(--color-accent); }

/* ---------- Botones ---------- */
.btn-gym {
    background: var(--color-primary);
    border: 1px solid var(--color-primary);
    color: #fff;
    font-family: var(--font-title);
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: .9rem 2.2rem;
    font-size: 1.05rem;
    border-radius: 4px;
    transition: all .3s ease;
}
.btn-gym:hover {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, .35);
}
.btn-gym-outline {
    background: transparent;
    border: 1px solid rgba(255,255,255,.4);
    color: #fff;
    font-family: var(--font-title);
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: .9rem 2.2rem;
    font-size: 1.05rem;
    border-radius: 4px;
    transition: all .3s ease;
}
.btn-gym-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-accent);
    transform: translateY(-2px);
}

/* ---------- Header ---------- */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1030;
    padding: 1.1rem 0;
    transition: all .35s ease;
}
.site-header.scrolled {
    padding: .45rem 0;
    background: rgba(5, 5, 5, .92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,.06);
}
.site-header .logo-img { height: 68px; width: auto; transition: height .35s ease; }
.site-header.scrolled .logo-img { height: 54px; }
.nav-link-gym {
    color: #fff !important;
    font-family: var(--font-title);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: .95rem;
    margin: 0 .35rem;
    position: relative;
}
.nav-link-gym::after {
    content: '';
    position: absolute;
    left: 0; bottom: -4px;
    width: 0; height: 2px;
    background: var(--color-primary);
    transition: width .3s ease;
}
.nav-link-gym:hover::after { width: 100%; }
.nav-link-gym:hover { color: var(--color-accent) !important; }

/* ---------- Menú móvil ---------- */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: rgba(5,5,5,.98);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    transform: translateX(100%);
    transition: transform .4s ease;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu .logo-img { height: 104px; margin-bottom: 1rem; }
.mobile-menu a {
    font-family: var(--font-title);
    font-size: 1.6rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: #fff;
    text-decoration: none;
}
.mobile-menu a:hover { color: var(--color-accent); }
.mobile-menu .close-btn {
    position: absolute; top: 1.2rem; right: 1.4rem;
    background: none; border: none; color: #fff; font-size: 2rem;
}
body.menu-open { overflow: hidden; }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
}
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(5,5,5,.75) 0%, rgba(5,5,5,.55) 50%, var(--color-background) 100%);
}
.hero .container { position: relative; z-index: 2; }
.hero-kicker {
    color: var(--color-accent);
    font-family: var(--font-title);
    letter-spacing: 6px;
    text-transform: uppercase;
}
.hero h1 { font-size: clamp(2.6rem, 8vw, 5.5rem); line-height: 1; margin: .5rem 0; }
.hero h1 span { color: var(--color-primary); }
.hero-logo { height: 165px; width: auto; margin-bottom: 1rem; filter: drop-shadow(0 8px 26px rgba(0,0,0,.65)); }
.hero p.lead { color: #e6e6e6; max-width: 560px; }

/* ---------- Secciones ---------- */
.section { padding: 5.5rem 0; }
.section-dark { background: var(--color-surface); }

/* ---------- Bienvenida / stats ---------- */
.stat-box {
    background: var(--color-surface-light);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 8px;
    padding: 1.6rem 1rem;
    text-align: center;
    transition: transform .3s ease, border-color .3s ease;
}
.stat-box:hover { transform: translateY(-4px); border-color: var(--color-primary); }
.stat-box .stat-number {
    font-family: var(--font-title);
    font-size: 2.4rem;
    color: var(--color-primary);
}
.stat-box .stat-label { color: var(--color-text-muted); font-size: .9rem; text-transform: uppercase; letter-spacing: 1px; }

/* ---------- Tarjetas de acceso ---------- */
.feature-card {
    background: var(--color-surface-light);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 10px;
    padding: 2.2rem 1.6rem;
    height: 100%;
    transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-primary);
    box-shadow: 0 14px 34px rgba(0,0,0,.5);
}
.feature-card i {
    font-size: 2.4rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}
.feature-card h3 { font-size: 1.35rem; }
.feature-card p { color: var(--color-text-muted); font-size: .95rem; }

/* ---------- Entrenadores ---------- */
.trainer-card {
    background: var(--color-surface-light);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 10px;
    overflow: hidden;
    height: 100%;
    cursor: pointer;
    transition: transform .3s ease, border-color .3s ease;
}
.trainer-card:hover { transform: translateY(-6px); border-color: var(--color-primary); }
.trainer-card .trainer-photo {
    aspect-ratio: 1/1;
    width: 100%;
    object-fit: cover;
    display: block;
}
.trainer-card .trainer-body { padding: 1.2rem; }
.trainer-card h3 { font-size: 1.25rem; margin-bottom: .15rem; }
.trainer-specialty { color: var(--color-primary); font-size: .85rem; text-transform: uppercase; letter-spacing: 1px; }
.trainer-schedule { color: var(--color-text-muted); font-size: .85rem; }
.trainer-schedule i { color: var(--color-accent); }

/* ---------- Planes ---------- */
.plan-card {
    background: var(--color-surface-light);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 12px;
    padding: 2.2rem 1.8rem;
    height: 100%;
    position: relative;
    transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
    display: flex;
    flex-direction: column;
}
.plan-card:hover { transform: translateY(-6px); border-color: var(--color-primary); }
.plan-card.featured {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 1px var(--color-primary), 0 18px 40px rgba(37,99,235,.18);
}
.plan-badge {
    position: absolute;
    top: -14px; left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: #fff;
    font-family: var(--font-title);
    letter-spacing: 2px;
    font-size: .8rem;
    padding: .35rem 1.1rem;
    border-radius: 20px;
    white-space: nowrap;
}
.plan-price {
    font-family: var(--font-title);
    font-size: 2.6rem;
    color: #fff;
}
.plan-price small { font-size: 1rem; color: var(--color-text-muted); }
.plan-card ul { list-style: none; padding: 0; margin: 1.2rem 0 1.6rem; flex: 1; }
.plan-card ul li {
    color: var(--color-text-muted);
    padding: .35rem 0;
    font-size: .95rem;
}
.plan-card ul li i { color: var(--color-primary); margin-right: .5rem; }

/* ---------- Galería ---------- */
.gallery-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(255,255,255,.07);
}
.gallery-item img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block;
    transition: transform .5s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item .gallery-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(5,5,5,.85) 100%);
    opacity: 0;
    transition: opacity .35s ease;
    display: flex;
    align-items: flex-end;
    padding: 1rem;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay span { font-family: var(--font-title); letter-spacing: 1px; text-transform: uppercase; }
.gallery-filter .btn { border-radius: 20px; }
.gallery-filter .btn.active { background: var(--color-primary); border-color: var(--color-primary); }

/* ---------- Ubicación ---------- */
#map { height: 420px; border-radius: 12px; border: 1px solid rgba(255,255,255,.08); }
.location-info i { color: var(--color-primary); width: 22px; }
.leaflet-popup-content-wrapper { background: var(--color-surface-light); color: #fff; }
.leaflet-popup-tip { background: var(--color-surface-light); }

/* ---------- Footer ---------- */
.site-footer {
    background: #030303;
    border-top: 1px solid rgba(255,255,255,.07);
    padding: 4rem 0 1.5rem;
}
.site-footer .logo-img { height: 80px; width: auto; }
.site-footer a { color: var(--color-text-muted); text-decoration: none; }
.site-footer a:hover { color: var(--color-accent); }
.footer-social a {
    display: inline-flex;
    width: 42px; height: 42px;
    align-items: center; justify-content: center;
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 50%;
    margin-right: .5rem;
    color: #fff;
    transition: all .3s ease;
}
.footer-social a:hover { background: var(--color-primary); border-color: var(--color-primary); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.06);
    margin-top: 2.5rem;
    padding-top: 1.4rem;
    color: var(--color-text-muted);
    font-size: .85rem;
}

/* ---------- Login admin ---------- */
.login-page {
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at top, rgba(37,99,235,.15), transparent 55%), var(--color-background);
}
.login-card {
    background: var(--color-surface);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 14px;
    padding: 2.6rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 24px 60px rgba(0,0,0,.55);
}
.login-card .logo-img { height: 110px; width: auto; }
.form-control, .form-select {
    background: var(--color-surface-light);
    border: 1px solid rgba(255,255,255,.12);
    color: #fff;
}
.form-control:focus, .form-select:focus {
    background: var(--color-surface-light);
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 .2rem rgba(37,99,235,.25);
}
.form-control::placeholder { color: #6b6b6b; }

/* ---------- Modal oscuro ---------- */
.modal-content {
    background: var(--color-surface);
    border: 1px solid rgba(255,255,255,.1);
    color: #fff;
}
.modal-header, .modal-footer { border-color: rgba(255,255,255,.08); }
.btn-close { filter: invert(1); }

/* Lightbox */
.lightbox-nav {
    position: absolute; top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,.08);
    border: none; color: #fff;
    font-size: 1.8rem;
    width: 48px; height: 48px;
    border-radius: 50%;
}
.lightbox-nav:hover { background: var(--color-primary); }

@media (max-width: 991px) {
    .desktop-nav { display: none; }
}