/* =====================================================
   BOX TRAINING — Formulario público
   Card centrado sobre fondo oscuro industrial
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
    --orange: #FF6B1A;
    --orange-dark: #E55A0E;
    --orange-light: #FFF1E6;
    --black: #0A0A0A;
    --dark: #171717;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #E5E5E5;
    --gray-300: #D4D4D4;
    --gray-400: #A3A3A3;
    --gray-600: #525252;
    --gray-800: #262626;
    --font-display: 'Bebas Neue', sans-serif;
    --font-body: 'Manrope', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
    font-family: var(--font-body);
    color: var(--dark);
    background: var(--black);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    position: relative;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

/* =====================================================
   FONDO — capas decorativas
   ===================================================== */

/* Imagen de fondo difuminada con velo oscuro encima
   (todo en una sola capa para simplicidad) */
.bg-imagen {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(180deg, rgba(10,10,10,0.55) 0%, rgba(10,10,10,0.78) 100%),
        url('fondo.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(8px) saturate(1.1);
    transform: scale(1.05); /* evita bordes claros por el blur */
    z-index: 0;
    pointer-events: none;
}

/* Resplandor naranja superior-derecho */
body::before {
    content: '';
    position: fixed;
    top: -300px;
    right: -200px;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--orange) 0%, transparent 60%);
    opacity: 0.18;
    filter: blur(40px);
    pointer-events: none;
    z-index: 0;
}

/* Resplandor naranja inferior-izquierdo (más sutil) */
body::after {
    content: '';
    position: fixed;
    bottom: -250px;
    left: -150px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--orange) 0%, transparent 60%);
    opacity: 0.10;
    filter: blur(40px);
    pointer-events: none;
    z-index: 0;
}

/* Trama tipo cuadrícula */
.bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: 0;
    mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.9) 30%, transparent 80%);
}

/* Líneas decorativas en las esquinas (estilo industrial) */
.bg-corner {
    position: fixed;
    width: 80px;
    height: 80px;
    border-color: var(--orange);
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}
.bg-corner-tl {
    top: 24px; left: 24px;
    border-top: 2px solid;
    border-left: 2px solid;
}
.bg-corner-tr {
    top: 24px; right: 24px;
    border-top: 2px solid;
    border-right: 2px solid;
}
.bg-corner-bl {
    bottom: 24px; left: 24px;
    border-bottom: 2px solid;
    border-left: 2px solid;
}
.bg-corner-br {
    bottom: 24px; right: 24px;
    border-bottom: 2px solid;
    border-right: 2px solid;
}

/* =====================================================
   CONTENEDOR PRINCIPAL
   ===================================================== */
.contenedor {
    width: 100%;
    max-width: 520px;
    position: relative;
    z-index: 1;
}

/* =====================================================
   CABECERA EXTERIOR (logo + status sobre el card)
   ===================================================== */
.cabecera {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    color: #fff;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.04em;
}

.logo-mark {
    width: 44px;
    height: 44px;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 4px 10px rgba(255,107,26,0.4));
}

.logo-text strong {
    color: var(--orange);
    font-weight: 400;
}

.status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: rgba(255,255,255,0.6);
    font-weight: 600;
}

.status .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.2);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.2); }
    50%      { box-shadow: 0 0 0 8px rgba(34, 197, 94, 0.05); }
}

/* =====================================================
   CARD DEL FORMULARIO
   ===================================================== */
.card {
    background: #fff;
    border-radius: 16px;
    padding: 44px 44px 40px;
    box-shadow:
        0 30px 60px rgba(0,0,0,0.5),
        0 0 0 1px rgba(255,255,255,0.05);
    position: relative;
    overflow: hidden;
}

/* Acento triangular naranja en la esquina */
.card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: var(--orange);
    clip-path: polygon(100% 0, 0 0, 100% 100%);
    opacity: 0.08;
    pointer-events: none;
}

/* Línea decorativa naranja superior */
.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--orange);
}

.card-header {
    margin-bottom: 32px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--orange-light);
    color: var(--orange-dark);
    padding: 7px 14px;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    border-radius: 4px;
    margin-bottom: 18px;
}

.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--orange);
    border-radius: 50%;
}

.titulo {
    font-family: var(--font-display);
    font-size: 2.8rem;
    line-height: 0.95;
    text-transform: uppercase;
    margin-bottom: 12px;
    letter-spacing: 0.01em;
    color: var(--black);
}

.titulo-accent {
    color: var(--orange);
    position: relative;
    display: inline-block;
}

.titulo-accent::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 4px;
    width: 100%;
    height: 3px;
    background: var(--orange);
    transform: scaleX(0);
    transform-origin: left;
    animation: lineGrow 0.8s 0.5s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}

@keyframes lineGrow { to { transform: scaleX(1); } }

.subtitulo {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Campos */
.campo { margin-bottom: 20px; }

.campo-fila {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.campo label {
    display: block;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.campo input,
.campo select {
    width: 100%;
    padding: 13px 16px;
    background: var(--gray-50);
    border: 2px solid transparent;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--dark);
    transition: all 0.15s ease;
    appearance: none;
}

.campo select {
    background-image:
        linear-gradient(45deg, transparent 50%, var(--gray-600) 50%),
        linear-gradient(135deg, var(--gray-600) 50%, transparent 50%);
    background-position:
        calc(100% - 18px) 50%,
        calc(100% - 13px) 50%;
    background-size: 5px 5px;
    background-repeat: no-repeat;
    padding-right: 40px;
    cursor: pointer;
}

.campo input:focus,
.campo select:focus {
    outline: none;
    border-color: var(--orange);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(255, 107, 26, 0.12);
}

.campo input::placeholder {
    color: var(--gray-400);
    font-weight: 400;
}

.ayuda {
    display: block;
    font-size: 0.78rem;
    color: var(--gray-600);
    margin-top: 7px;
    padding-left: 2px;
}

/* Botón principal */
.boton-primario {
    width: 100%;
    background: var(--orange);
    color: #fff;
    border: none;
    padding: 16px 24px;
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.65, 0, 0.35, 1);
    margin-top: 14px;
    box-shadow: 0 6px 18px rgba(255,107,26,0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.boton-primario::after {
    content: '→';
    font-family: var(--font-body);
    font-size: 1.2rem;
    transition: transform 0.2s;
}

.boton-primario:hover {
    background: var(--orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(255,107,26,0.45);
}

.boton-primario:hover::after { transform: translateX(4px); }

.boton-primario:active { transform: translateY(0); }

/* Pie del card */
.card-footer {
    margin-top: 26px;
    padding-top: 22px;
    border-top: 1px dashed var(--gray-300);
    text-align: center;
}

.card-footer a {
    color: var(--gray-600);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: color 0.15s;
}

.card-footer a:hover { color: var(--orange); }

/* Pie exterior (debajo del card, sobre el fondo oscuro) */
.pie-exterior {
    margin-top: 24px;
    text-align: center;
    color: rgba(255,255,255,0.4);
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* Alertas */
.alerta {
    padding: 14px 16px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-size: 0.9rem;
    font-weight: 600;
    border-left: 4px solid;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.alerta::before {
    flex-shrink: 0;
    font-family: var(--font-display);
    font-size: 1.1rem;
    line-height: 1;
    margin-top: 1px;
}

.alerta-exito {
    background: #ECFDF5;
    color: #065F46;
    border-color: #10B981;
}
.alerta-exito::before { content: '✓'; }

.alerta-error {
    background: #FEF2F2;
    color: #991B1B;
    border-color: #DC2626;
}
.alerta-error::before { content: '!'; }

/* Optgroup en select */
.campo select optgroup {
    font-family: var(--font-body);
    color: var(--orange);
    font-weight: 800;
    background: var(--gray-100);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.campo select option {
    color: var(--dark);
    background: #fff;
    padding: 8px;
    font-weight: 500;
}

/* =====================================================
   ANIMACIONES de entrada
   ===================================================== */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.7s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}

@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* =====================================================
   RESPONSIVE
   ===================================================== */

/* Tabletas pequeñas y móviles grandes */
@media (max-width: 768px) {
    body {
        /* En móvil pegamos arriba en vez de centrar:
           si el form es más alto que la pantalla, no se recorta */
        align-items: flex-start;
        padding: 30px 16px 40px;
    }
}

/* Móviles */
@media (max-width: 600px) {
    body {
        padding: 24px 14px 40px;
    }

    /* Esquinas decorativas más pequeñas y pegadas al borde */
    .bg-corner {
        width: 38px;
        height: 38px;
        border-width: 1.5px;
        opacity: 0.45;
    }
    .bg-corner-tl, .bg-corner-tr { top: 10px; }
    .bg-corner-bl, .bg-corner-br { bottom: 10px; }
    .bg-corner-tl, .bg-corner-bl { left: 10px; }
    .bg-corner-tr, .bg-corner-br { right: 10px; }

    /* Cabecera: apilada para que no se salga el texto */
    .cabecera {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
        margin-bottom: 22px;
    }
    .logo {
        font-size: 1.15rem;
        gap: 10px;
    }
    .logo-mark { width: 36px; height: 36px; }
    .status {
        font-size: 0.62rem;
        letter-spacing: 0.12em;
        gap: 6px;
    }
    .status .dot { width: 7px; height: 7px; }

    /* Card del formulario */
    .card {
        padding: 28px 22px 24px;
        border-radius: 14px;
    }
    .card::before {
        width: 75px;
        height: 75px;
    }

    /* Cabecera interior del card */
    .card-header { margin-bottom: 26px; }
    .badge {
        font-size: 0.62rem;
        padding: 5px 11px;
        letter-spacing: 0.14em;
        margin-bottom: 14px;
    }
    .titulo {
        font-size: 2.1rem;
        margin-bottom: 10px;
    }
    .subtitulo {
        font-size: 0.88rem;
    }

    /* Campos del formulario */
    .campo { margin-bottom: 16px; }
    .campo-fila { grid-template-columns: 1fr; gap: 0; }
    .campo label {
        font-size: 0.66rem;
        margin-bottom: 7px;
    }
    /* IMPORTANTE: 16px o más para evitar el auto-zoom en iOS Safari */
    .campo input,
    .campo select {
        padding: 12px 14px;
        font-size: 16px;
    }
    .ayuda { font-size: 0.74rem; }

    /* Botón */
    .boton-primario {
        padding: 14px 22px;
        font-size: 1.25rem;
        margin-top: 10px;
    }

    /* Pies */
    .card-footer {
        margin-top: 22px;
        padding-top: 18px;
    }
    .card-footer a { font-size: 0.78rem; }
    .pie-exterior {
        margin-top: 18px;
        font-size: 0.7rem;
    }

    /* Alertas */
    .alerta {
        padding: 12px 14px;
        font-size: 0.85rem;
        margin-bottom: 20px;
    }

    /* Difuminado menos agresivo en móvil (menos potencia gráfica) */
    .bg-imagen {
        filter: blur(6px) saturate(1.05);
    }
}

/* Móviles muy pequeños (iPhone SE, etc) */
@media (max-width: 380px) {
    body {
        padding: 20px 12px 36px;
    }

    /* Esquinas casi imperceptibles */
    .bg-corner {
        width: 28px;
        height: 28px;
        opacity: 0.35;
    }
    .bg-corner-tl, .bg-corner-tr { top: 8px; }
    .bg-corner-bl, .bg-corner-br { bottom: 8px; }
    .bg-corner-tl, .bg-corner-bl { left: 8px; }
    .bg-corner-tr, .bg-corner-br { right: 8px; }

    .card { padding: 24px 18px 20px; }
    .titulo { font-size: 1.85rem; }
    .logo { font-size: 1rem; }
    .logo-mark { width: 32px; height: 32px; }
    .badge {
        font-size: 0.58rem;
        padding: 4px 9px;
        letter-spacing: 0.12em;
    }
    .subtitulo { font-size: 0.85rem; }
}

/* Si el móvil está en horizontal y es muy bajo, recuperamos centrado */
@media (max-width: 768px) and (min-height: 700px) {
    body { align-items: center; }
}