/* ============================================================
   CTP Realty — Admin: Login (login.css)
   Paleta: Azul marino #0F2167, Dorado #F5C518
   Fuentes: Montserrat + DM Sans
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700;800&family=DM+Sans:wght@300;400;500&display=swap');

:root {
    --navy:           #0F2167;
    --navy-dark:      #091547;
    --navy-soft:      #1e3494;
    --gold:           #F5C518;
    --gold-dark:      #d9ab0e;
    --gold-light:     #fde97a;
    --white:          #FFFFFF;
    --off-white:      #F7F8FC;
    --border:         #E4E8F4;
    --text-primary:   #0F2167;
    --text-muted:     #8896C0;

    --red:   #dc2626;

    --radius-sm: 8px;
    --radius:    14px;
    --radius-lg: 20px;
    --shadow:    0 4px 24px rgba(15,33,103,0.13);
    --shadow-lg: 0 12px 48px rgba(15,33,103,0.22);

    --font-display: 'Montserrat', sans-serif;
    --font-body:    'DM Sans', sans-serif;
}

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

/* ────────────────────────────────────────
   FULL-PAGE CONTAINER
──────────────────────────────────────── */
body {
    font-family: var(--font-body);
    background: var(--navy-dark);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    position: relative;

    /* Fondo con patrón de puntos sutil */
    background:
        radial-gradient(ellipse 80% 60% at 20% 10%, rgba(30,52,148,0.6) 0%, transparent 60%),
        radial-gradient(ellipse 60% 80% at 80% 90%, rgba(245,197,24,0.06) 0%, transparent 60%),
        var(--navy-dark);
}

/* Marcas de agua decorativas */
.login-container::before,
.login-container::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.login-container::before {
    width: 500px; height: 500px;
    top: -120px; left: -120px;
    background: radial-gradient(circle, rgba(30,52,148,0.35) 0%, transparent 70%);
}

.login-container::after {
    width: 350px; height: 350px;
    bottom: -80px; right: -80px;
    background: radial-gradient(circle, rgba(245,197,24,0.07) 0%, transparent 70%);
}

/* ────────────────────────────────────────
   LOGIN CARD
──────────────────────────────────────── */
.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
    z-index: 1;
    animation: cardIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(28px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0)   scale(1); }
}

/* ────────────────────────────────────────
   LOGIN HEADER
──────────────────────────────────────── */
.login-header {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 65%, var(--navy-soft) 100%);
    padding: 2.25rem 2rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Círculo decorativo dorado en header */
.login-header::before {
    content: '';
    position: absolute;
    width: 180px; height: 180px;
    border-radius: 50%;
    top: -60px; right: -50px;
    background: radial-gradient(circle, rgba(245,197,24,0.12) 0%, transparent 70%);
    pointer-events: none;
}

/* Línea dorada en la base del header */
.login-header::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.08);
    border-radius: var(--radius);
    margin-bottom: 1.1rem;
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(4px);
}

.login-header h1 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.3px;
    margin-bottom: 0.3rem;
}

.login-header p {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.45);
    font-weight: 300;
}

/* ────────────────────────────────────────
   LOGIN BODY
──────────────────────────────────────── */
.login-body {
    padding: 2rem;
    background: var(--white);
}

/* Alert */
.alert {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 1.25rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.alert-danger {
    background: rgba(220,38,38,0.08);
    border: 1px solid rgba(220,38,38,0.2);
    color: var(--red);
}

/* ── Input wrapper ── */
.input-wrapper {
    margin-bottom: 1.1rem;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    margin-bottom: 0.45rem;
}

.form-label i { font-size: 0.72rem; }

/* Input group */
.input-group {
    display: flex;
    align-items: stretch;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color 0.18s, box-shadow 0.18s;
    background: var(--off-white);
}

.input-group:focus-within {
    border-color: var(--navy-soft);
    box-shadow: 0 0 0 3px rgba(30,52,148,0.1);
    background: var(--white);
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: 0 0.85rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.85rem;
    flex-shrink: 0;
    transition: color 0.18s;
}

.input-group:focus-within .input-group-text {
    color: var(--navy-soft);
}

.form-control {
    flex: 1;
    height: 44px;
    padding: 0 0.85rem;
    border: none;
    background: transparent;
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: var(--text-primary);
    outline: none;
    min-width: 0;
}

.form-control::placeholder { color: var(--text-muted); }

/* Botón mostrar/ocultar contraseña */
.password-toggle {
    width: 42px;
    background: transparent;
    border: none;
    border-left: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: color 0.15s, background 0.15s;
}

.password-toggle:hover {
    color: var(--navy);
    background: rgba(15,33,103,0.04);
}

/* ── Botón login ── */
.btn-login {
    width: 100%;
    height: 46px;
    margin-top: 0.5rem;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 100%);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: 0 4px 16px rgba(15,33,103,0.28);
    transition: transform 0.18s, box-shadow 0.18s, background 0.18s;
    position: relative;
    overflow: hidden;
}

/* Shimmer dorado al hover */
.btn-login::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(245,197,24,0.12) 50%, transparent 100%);
    transform: translateX(-100%);
    transition: transform 0.45s ease;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(15,33,103,0.36);
}

.btn-login:hover::after { transform: translateX(100%); }

.btn-login:active { transform: translateY(0); }

/* ────────────────────────────────────────
   LOGIN FOOTER
──────────────────────────────────────── */
.login-footer {
    padding: 0.9rem 2rem;
    background: var(--off-white);
    border-top: 1px solid var(--border);
    text-align: center;
}

.login-footer small {
    font-size: 0.7rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.login-footer i { color: #16a34a; }

/* ────────────────────────────────────────
   COPYRIGHT
──────────────────────────────────────── */
.copyright {
    margin-top: 1.5rem;
    position: relative;
    z-index: 1;
}

.copyright small {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.2);
}

/* ────────────────────────────────────────
   RESPONSIVE
──────────────────────────────────────── */
@media (max-width: 480px) {
    .login-body    { padding: 1.5rem; }
    .login-header  { padding: 1.75rem 1.5rem 1.5rem; }
    .login-footer  { padding: 0.9rem 1.5rem; }
    .login-card    { border-radius: var(--radius); }
}