/* Páginas de acceso (registro y admisión): mismo estilo que el inicio de sesión. */
:root { --accent: #1a5f7a; --accent-hover: #14495e; }
* { box-sizing: border-box; }
body {
    min-height: 100vh; margin: 0; display: flex; align-items: center; justify-content: center; padding: 2rem 1rem;
    background: #111827; color: #1f2937;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.login-wrapper { width: 100%; max-width: 420px; }
.login-card {
    background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 16px; padding: 2.5rem 2rem; box-shadow: 0 10px 40px rgba(0, 0, 0, .35);
}
.login-title { font-size: 1.4rem; font-weight: 600; text-align: center; margin-bottom: .25rem; color: #f9fafb; }
.login-subtitle { text-align: center; font-size: .875rem; color: #9ca3af; margin-bottom: 2rem; }
.form-label { font-size: .8rem; font-weight: 600; color: #9ca3af; margin-bottom: .35rem; }
.form-control, .form-select {
    border-radius: 10px; padding: .65rem .85rem; border: 1px solid rgba(255, 255, 255, .14);
    background-color: rgba(255, 255, 255, .04); color: #f3f4f6; transition: border-color .15s, box-shadow .15s, background .15s;
}
.form-control::placeholder { color: #6b7280; }
.form-control:focus, .form-select:focus {
    border-color: #4aa3c4; box-shadow: 0 0 0 3px rgba(74, 163, 196, .18); background-color: rgba(255, 255, 255, .07); color: #fff;
}
.form-select { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%239ca3af' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e"); background-repeat: no-repeat; background-position: right .75rem center; background-size: 16px 12px; }
.form-select option { color: #111827; }
.btn-accent { background: var(--accent); border: none; color: #fff; border-radius: 10px; padding: .65rem; font-weight: 600; transition: background .15s; }
.btn-accent:hover { background: var(--accent-hover); color: #fff; }
.btn-ghost { background: transparent; border: 1px solid rgba(255, 255, 255, .18); color: #e5e7eb; border-radius: 10px; padding: .6rem; font-weight: 500; transition: background .15s, border-color .15s; }
.btn-ghost:hover { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .3); color: #fff; }
.register-link { font-size: .875rem; color: #4aa3c4; text-decoration: none; }
.register-link:hover { text-decoration: underline; }
.divider { display: flex; align-items: center; text-align: center; color: #6b7280; font-size: .75rem; margin: 1.5rem 0; }
.divider::before, .divider::after { content: ""; flex: 1; border-bottom: 1px solid rgba(255, 255, 255, .12); }
.divider:not(:empty)::before { margin-right: .75rem; }
.divider:not(:empty)::after { margin-left: .75rem; }
.hidden { display: none; }
.step-hint { font-size: .8rem; color: #9ca3af; background: rgba(74, 163, 196, .1); border: 1px solid rgba(74, 163, 196, .25); border-radius: 10px; padding: .7rem .9rem; margin-bottom: 1.25rem; line-height: 1.45; }
.step-hint i { color: #4aa3c4; margin-right: .35rem; }