/* =========================
   LOGIN CRM - PRO UI
========================= */

:root {
    --bg: #020617;
    --bg-soft: #0f172a;
    --card: rgba(2, 6, 23, 0.75);
    --border: rgba(148, 163, 184, 0.15);
    --text: #e5e7eb;
    --muted: #94a3b8;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --error: #ef4444;
    --glow: rgba(37, 99, 235, 0.35);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

body {
    min-height: 100vh;
    background:
        radial-gradient(circle at 20% 10%, #1e293b 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, #020617 0%, transparent 40%),
        linear-gradient(180deg, #020617, #0f172a);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
}

/* =========================
   CONTENEDOR
========================= */

.login-wrapper {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--card);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 34px 30px;
    box-shadow:
        0 25px 80px rgba(0, 0, 0, 0.6),
        inset 0 0 0 1px rgba(255, 255, 255, 0.02);
    animation: fadeIn .6s ease-out;
}

/* =========================
   LOGO
========================= */

.login-logo {
    text-align: center;
    margin-bottom: 22px;
}

.login-logo img {
    max-width: 135px;
    height: auto;
    filter: drop-shadow(0 6px 18px rgba(37, 99, 235, .35));
}

/* =========================
   HEADER
========================= */

.login-title {
    font-size: 1.55rem;
    font-weight: 600;
    margin-bottom: 6px;
    text-align: center;
}

.login-subtitle {
    font-size: .92rem;
    color: var(--muted);
    margin-bottom: 28px;
    text-align: center;
}

/* =========================
   FORM
========================= */

.login-form label {
    display: block;
    font-size: .82rem;
    margin-bottom: 6px;
    color: var(--muted);
}

.login-form input {
    width: 100%;
    background: rgba(2, 6, 23, .85);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 13px 15px;
    color: var(--text);
    font-size: .95rem;
    outline: none;
    margin-bottom: 18px;
    transition: border .2s, box-shadow .2s, background .2s;
}

.login-form input::placeholder {
    color: #64748b;
}

.login-form input:focus {
    border-color: var(--primary);
    background: #020617;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, .18);
}

/* =========================
   BOTÓN
========================= */

.login-btn {
    width: 100%;
    border: none;
    border-radius: 12px;
    padding: 14px;
    background: linear-gradient(
        135deg,
        var(--primary),
        #3b82f6
    );
    color: #fff;
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    letter-spacing: .3px;
    box-shadow: 0 12px 30px var(--glow);
    transition: transform .15s, box-shadow .15s, background .2s;
}

.login-btn:hover {
    box-shadow: 0 16px 45px rgba(37, 99, 235, .55);
}

.login-btn:active {
    transform: translateY(2px);
}

/* =========================
   ERROR
========================= */

.login-error {
    background: rgba(239, 68, 68, .12);
    border: 1px solid rgba(239, 68, 68, .4);
    color: #fecaca;
    font-size: .85rem;
    padding: 12px;
    border-radius: 12px;
    margin-bottom: 18px;
    text-align: center;
}

/* =========================
   FOOTER
========================= */

.login-footer {
    margin-top: 22px;
    text-align: center;
    font-size: .75rem;
    color: var(--muted);
    opacity: .85;
}

/* =========================
   ANIMACIÓN
========================= */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}