:root {
    --accent: #DE3787;
    --accent-2: #9b3cff;
    --bg: #0a0b11;
    --surface: #14161f;
    --surface-2: #1c1f2b;
    --border: rgba(255,255,255,.09);
    --text: #e9ebf2;
    --text-dim: #9aa0b6;
    --text-faint: #6b7088;
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }

.login-body {
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
    position: relative;
}

/* ===== Fondo animado ===== */
.login-bg { position: fixed; inset: 0; overflow: hidden; z-index: 0; }
.grid-overlay {
    position: absolute; inset: 0;
    background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
    background-size: 46px 46px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, #000 30%, transparent 75%);
}
.blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; animation: float 18s ease-in-out infinite; }
.blob-1 { width: 520px; height: 520px; background: radial-gradient(circle, #DE3787, transparent 70%); top: -120px; left: -100px; }
.blob-2 { width: 600px; height: 600px; background: radial-gradient(circle, #9b3cff, transparent 70%); bottom: -180px; right: -120px; animation-delay: -6s; }
.blob-3 { width: 380px; height: 380px; background: radial-gradient(circle, #38bdf8, transparent 70%); top: 40%; left: 55%; animation-delay: -11s; opacity: .35; }
@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(40px, -30px) scale(1.08); }
    66% { transform: translate(-30px, 25px) scale(.95); }
}

/* ===== Card ===== */
.login-wrap { position: relative; z-index: 1; width: 100%; max-width: 940px; padding: 20px; }
.login-card {
    display: grid; grid-template-columns: 1.05fr 1fr;
    background: rgba(20, 22, 31, .72);
    backdrop-filter: blur(22px);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 80px -30px rgba(0,0,0,.8);
}

.login-aside {
    padding: 48px 42px;
    background: linear-gradient(155deg, rgba(222,55,135,.18), rgba(155,60,255,.10) 60%, transparent);
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column; justify-content: center;
}
.login-logo { max-width: 170px; margin-bottom: 30px; }
.login-aside h2 { font-size: 1.6rem; font-weight: 800; margin: 0 0 12px; line-height: 1.2; }
.login-aside p { color: var(--text-dim); margin: 0 0 26px; }
.feature-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 14px; }
.feature-list li { display: flex; align-items: center; gap: 12px; color: var(--text); font-size: .94rem; }
.feature-list i {
    width: 34px; height: 34px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #DE3787, #9b3cff); color: #fff; flex-shrink: 0;
}

.login-form { padding: 48px 42px; display: flex; align-items: center; }
.login-form-inner { width: 100%; }
.login-form h1 { font-size: 1.9rem; font-weight: 800; margin: 0 0 6px; }
.muted { color: var(--text-dim); margin: 0 0 26px; }

.field { margin-bottom: 18px; }
.field > label { display: block; font-size: .82rem; font-weight: 600; color: var(--text-dim); margin-bottom: 7px; }
.input-icon { position: relative; }
.input-icon > i { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--text-faint); }
.input-icon .form-control {
    background: var(--surface-2); border: 1px solid var(--border); color: var(--text);
    border-radius: 12px; padding: 12px 14px 12px 42px; height: auto; width: 100%;
}
.input-icon .form-control:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(222,55,135,.18); background: var(--surface-2); color: var(--text); }
.toggle-pwd { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); background: none; border: none; color: var(--text-faint); cursor: pointer; padding: 6px; }
.toggle-pwd:hover { color: var(--text); }

.field-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.check { display: flex; align-items: center; gap: 8px; color: var(--text-dim); font-size: .88rem; cursor: pointer; }
.check input { accent-color: var(--accent); width: 16px; height: 16px; }
.link-accent { color: var(--accent); font-size: .88rem; }
.link-accent:hover { text-decoration: underline; }

.btn-login {
    width: 100%; border: none; cursor: pointer;
    background: linear-gradient(135deg, #DE3787, #9b3cff);
    color: #fff; font-weight: 700; font-size: 1rem;
    padding: 13px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center; gap: 10px;
    transition: transform .15s ease, filter .15s ease;
    box-shadow: 0 12px 30px -10px rgba(222,55,135,.6);
}
.btn-login:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-login:active { transform: translateY(0); }

.login-footer { text-align: center; color: var(--text-faint); font-size: .8rem; margin: 26px 0 0; }

.alert-error { background: rgba(251,111,120,.12); border: 1px solid rgba(251,111,120,.4); color: #fca5ab; border-radius: 12px; padding: 10px 14px; font-size: .88rem; margin-bottom: 18px; }
.alert-error:empty { display: none; }
.field-error { color: #fca5ab; font-size: .8rem; display: block; margin-top: 6px; }

@media (max-width: 768px) {
    .login-card { grid-template-columns: 1fr; }
    .login-aside { display: none; }
    .login-form { padding: 36px 26px; }
}