/* Estilos comunes de las páginas de formulario y de privacidad.
   Paleta copiada de :root en index.html: si cambias un color allí, cámbialo aquí también. */

@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 400; font-display: swap; src: url(../fonts/outfit-400.woff2) format('woff2'); }
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 500; font-display: swap; src: url(../fonts/outfit-500.woff2) format('woff2'); }
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 600; font-display: swap; src: url(../fonts/outfit-600.woff2) format('woff2'); }
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 700; font-display: swap; src: url(../fonts/outfit-700.woff2) format('woff2'); }

:root {
    --primary-rgb: 59, 130, 246;
    --secondary-rgb: 139, 92, 246;
    --amber-rgb: 245, 158, 11;
    --accent-rgb: 236, 72, 153;
    --surface-rgb: 15, 23, 42;
    --white-rgb: 255, 255, 255;
    --shadow-rgb: 0, 0, 0;

    --primary-light: #60a5fa;
    --primary-lighter: #93c5fd;
    --amber-light: #fcd34d;
    --success: #34d399;
    --error: #fca5a5;
    --focus-ring: #fcd34d;

    --bg-color: #030712;
    --bg-color-end: #080c18;
    --card-border: rgba(var(--white-rgb), 0.08);
    --text-main: #f8fafc;
    --text-muted: #a3b1c6;
    --field-bg: rgba(var(--white-rgb), 0.04);
    --field-border: rgba(var(--white-rgb), 0.16);
}

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

/* Fondo fijo en una capa aparte: background-attachment: fixed no funciona en iPhone */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(at 0% 0%, rgba(var(--primary-rgb), 0.15) 0, transparent 50%),
        radial-gradient(at 100% 100%, rgba(var(--secondary-rgb), 0.12) 0, transparent 50%),
        linear-gradient(to bottom, var(--bg-color), var(--bg-color-end));
}

body {
    font-family: 'Outfit', system-ui, -apple-system, 'Segoe UI', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    padding: 24px 16px 40px;
    line-height: 1.5;
}

.card {
    background: rgba(var(--surface-rgb), 0.86);
    border: 1px solid var(--card-border);
    border-radius: 28px;
    padding: 28px 22px 32px;
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
    box-shadow: 0 25px 50px -12px rgba(var(--shadow-rgb), 0.5), 0 0 40px rgba(var(--primary-rgb), 0.05);
}

@media (min-width: 641px) {
    body { padding-top: 48px; }
    .card { padding: 36px 36px 40px; }
}

/* Cabecera */
.back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 6px 2px;
    margin-bottom: 18px;
}
.back:hover { color: var(--text-main); }
.back svg { width: 16px; height: 16px; }

.author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}
.author img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(var(--primary-rgb), 0.5);
    background: #0d1527;
}
.author-name { font-weight: 600; font-size: 15px; }
.author-role { color: var(--text-muted); font-size: 13px; }

h1 {
    font-size: 26px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 8px;
}
.lead {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 24px;
}
.badge {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 9999px;
    margin-bottom: 14px;
    color: var(--amber-light);
    background: rgba(var(--amber-rgb), 0.1);
    border: 1px solid rgba(var(--amber-rgb), 0.3);
}
.badge.blue {
    color: var(--primary-light);
    background: rgba(var(--primary-rgb), 0.1);
    border-color: rgba(var(--primary-rgb), 0.3);
}

/* Campos */
.field { margin-bottom: 18px; }
fieldset.field { border: 0; }

label.label, legend.label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
}
.optional { color: var(--text-muted); font-weight: 400; }
.hint { color: var(--text-muted); font-size: 13px; margin: -2px 0 8px; }

input[type="text"], input[type="email"], input[type="tel"], input[type="url"], select, textarea {
    width: 100%;
    font: inherit;
    font-size: 16px; /* evita el zoom automático en iPhone */
    color: var(--text-main);
    background: var(--field-bg);
    border: 1px solid var(--field-border);
    border-radius: 12px;
    padding: 12px 14px;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
textarea { min-height: 110px; resize: vertical; }
select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a3b1c6' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}
select option { background: #0f172a; color: var(--text-main); }
::placeholder { color: rgba(var(--white-rgb), 0.38); }

input:hover, select:hover, textarea:hover { border-color: rgba(var(--white-rgb), 0.28); }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    background: rgba(var(--primary-rgb), 0.06);
}
input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 3px solid var(--focus-ring);
    outline-offset: 2px;
}

[aria-invalid="true"] { border-color: var(--error) !important; }
.error {
    color: var(--error);
    font-size: 13px;
    margin-top: 6px;
    display: none;
}
.error.visible { display: block; }

.counter { color: var(--text-muted); font-size: 13px; text-align: right; margin-top: 4px; }

/* Casillas y opciones como "chips" */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { position: relative; }
.chip input {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    cursor: pointer;
}
.chip span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    padding: 9px 14px;
    border-radius: 9999px;
    border: 1px solid var(--field-border);
    background: var(--field-bg);
    color: var(--text-main);
    transition: background-color 0.2s ease, border-color 0.2s ease;
    user-select: none;
}
.chip input:checked + span {
    background: rgba(var(--primary-rgb), 0.2);
    border-color: var(--primary-light);
}
.chip input:checked + span::before {
    content: '';
    width: 10px;
    height: 6px;
    border-left: 2px solid var(--primary-lighter);
    border-bottom: 2px solid var(--primary-lighter);
    transform: rotate(-45deg) translateY(-1px);
}
.chip input:focus-visible + span { outline: 3px solid var(--focus-ring); outline-offset: 2px; }
.chip input:hover + span { border-color: rgba(var(--white-rgb), 0.3); }
fieldset[aria-invalid="true"] .chip span { border-color: rgba(252, 165, 165, 0.6); }

/* Casillas legales */
.check {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 14px;
    margin-bottom: 12px;
}
.check input {
    width: 20px;
    height: 20px;
    margin-top: 1px;
    flex-shrink: 0;
    accent-color: #3b82f6;
}
.check input[aria-invalid="true"] { outline: 2px solid var(--error); outline-offset: 2px; }
.check a, .legal a, .fallback a { color: var(--primary-lighter); }

.legal {
    font-size: 13px;
    color: var(--text-muted);
    border-top: 1px solid rgba(var(--white-rgb), 0.08);
    padding-top: 16px;
    margin: 8px 0 14px;
}

/* Campo trampa para bots: fuera de la vista, pero no display:none */
.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

/* Botón */
.submit {
    width: 100%;
    font: inherit;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    border: 0;
    border-radius: 14px;
    padding: 15px 18px;
    cursor: pointer;
    margin-top: 6px;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}
.submit.amber { background: linear-gradient(135deg, #b45309 0%, #be185d 100%); }
.submit:hover { transform: translateY(-1px); box-shadow: 0 10px 20px -8px rgba(var(--primary-rgb), 0.45); }
.submit:disabled { opacity: 0.65; cursor: progress; transform: none; }

.ts { margin: 6px 0 4px; min-height: 0; }

/* Mensajes */
.summary {
    display: none;
    border: 1px solid rgba(252, 165, 165, 0.5);
    background: rgba(252, 165, 165, 0.08);
    color: var(--text-main);
    border-radius: 12px;
    padding: 12px 14px;
    margin-bottom: 18px;
    font-size: 14px;
}
.summary.visible { display: block; }
.summary ul { margin: 6px 0 0 18px; }
.summary li { margin-top: 6px; }
.summary a { color: var(--error); display: inline-block; min-height: 24px; padding: 2px 0; }

.status { font-size: 14px; color: var(--text-muted); margin-top: 12px; min-height: 1em; text-align: center; }

.fallback {
    display: none;
    font-size: 14px;
    margin-top: 12px;
    padding: 12px 14px;
    border-radius: 12px;
    background: rgba(var(--amber-rgb), 0.08);
    border: 1px solid rgba(var(--amber-rgb), 0.3);
}
.fallback.visible { display: block; }

.success { display: none; text-align: center; padding: 12px 0 4px; }
.success.visible { display: block; }
.success-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: rgba(52, 211, 153, 0.12);
    color: var(--success);
    border: 1px solid rgba(52, 211, 153, 0.4);
}
.success h2 { font-size: 22px; margin-bottom: 10px; }
.success p { color: var(--text-muted); margin-bottom: 18px; }
.button-link {
    display: inline-block;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    border-radius: 14px;
    padding: 13px 20px;
    font-weight: 600;
}
.link-muted { display: inline-block; margin-top: 14px; color: var(--text-muted); font-size: 14px; }

/* Página de privacidad */
.prose h2 { font-size: 18px; margin: 26px 0 8px; }
.prose p, .prose li { color: #cbd5e1; font-size: 15px; margin-bottom: 10px; }
.prose ul { padding-left: 20px; }
.prose a { color: var(--primary-lighter); }
.prose table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 8px 0 14px; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 8px 6px; border-bottom: 1px solid rgba(var(--white-rgb), 0.1); color: #cbd5e1; }
.prose th { color: var(--text-main); }

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; animation: none !important; }
    .submit:hover { transform: none; }
}