/* ============================================================
   RADAR CORE — Auth (login)
   MOVIDA YA · centro de control
============================================================ */

:root {
    --bg: #07090d;
    --bg-deep: #04060a;
    --surface: #131922;
    --surface-elev: #1a2230;
    --border: rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.12);
    --text: #e8eaed;
    --text-muted: #8b95a3;
    --text-dim: #5a6473;
    --green: #5ED93A;
    --green-soft: #84e266;
    --green-glow: rgba(94, 217, 58, 0.35);
    --green-trace: rgba(94, 217, 58, 0.08);
    --amber: #f59e0b;
    --danger: #ef4444;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-card: 0 30px 60px -20px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.04);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
}

body.auth-body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-deep);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow: hidden;
}

.mono {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-feature-settings: "tnum" 1, "zero" 1;
}

/* === Layout === */
.auth-shell {
    position: relative;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

/* === Background === */
.auth-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
    background:
        radial-gradient(ellipse at 70% 20%, rgba(94, 217, 58, 0.10), transparent 50%),
        radial-gradient(ellipse at 20% 80%, rgba(20, 60, 80, 0.25), transparent 55%),
        var(--bg-deep);
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.55;
    pointer-events: none;
}
.blob--1 {
    top: -10%;
    right: -5%;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(94, 217, 58, 0.45), transparent 65%);
    animation: float 16s ease-in-out infinite;
}
.blob--2 {
    bottom: -15%;
    left: -10%;
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, rgba(40, 100, 130, 0.35), transparent 65%);
    animation: float 22s ease-in-out infinite reverse;
}
.blob--3 {
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(94, 217, 58, 0.18), transparent 70%);
    animation: pulse 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -25px) scale(1.05); }
}
@keyframes pulse {
    0%, 100% { opacity: 0.4; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.7; transform: translate(-50%, -50%) scale(1.1); }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.6) 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.6) 30%, transparent 80%);
}

.scanline {
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(94, 217, 58, 0.3), transparent);
    animation: scan 8s linear infinite;
}
@keyframes scan {
    0% { top: -2px; }
    100% { top: 100%; }
}

/* === Card === */
.auth-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: 40px 36px 28px;
    background: linear-gradient(180deg, rgba(19, 25, 34, 0.85), rgba(13, 17, 24, 0.85));
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
}

.auth-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(94, 217, 58, 0.4), transparent 40%, rgba(94, 217, 58, 0.15) 100%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.auth-card__brand {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}
.brand-mark {
    flex-shrink: 0;
    filter: drop-shadow(0 0 12px var(--green-glow));
}
.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}
.brand-title {
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 0.5px;
    color: var(--text);
}
.brand-title__accent {
    color: var(--green);
}
.brand-sub {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 1.2px;
    text-transform: uppercase;
    margin-top: 2px;
    font-family: 'JetBrains Mono', monospace;
}

.auth-card__head {
    margin-bottom: 24px;
}
.auth-card__title {
    margin: 0 0 6px;
    font-size: 26px;
    font-weight: 700;
    letter-spacing: -0.5px;
}
.auth-card__lead {
    margin: 0;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* === Alert === */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    margin-bottom: 18px;
    line-height: 1.5;
}
.alert svg { flex-shrink: 0; margin-top: 1px; }
.alert--danger {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}

/* === Form === */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.field__label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.4px;
    text-transform: uppercase;
}
.field input {
    width: 100%;
    padding: 12px 14px;
    font-family: inherit;
    font-size: 14.5px;
    color: var(--text);
    background: rgba(7, 10, 16, 0.6);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color 120ms, box-shadow 120ms, background 120ms;
}
.field input:hover {
    border-color: rgba(255, 255, 255, 0.18);
}
.field input:focus {
    border-color: var(--green);
    box-shadow: 0 0 0 3px rgba(94, 217, 58, 0.15);
    background: rgba(7, 10, 16, 0.85);
}
.field input::placeholder {
    color: var(--text-dim);
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 18px;
    font-family: inherit;
    font-size: 14.5px;
    font-weight: 600;
    letter-spacing: 0.2px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: transform 80ms, box-shadow 120ms, background 120ms;
    text-decoration: none;
}
.btn--block { width: 100%; }
.btn--primary {
    background: linear-gradient(180deg, #6BE543, #4FC42B);
    color: #06210a;
    box-shadow: 0 8px 20px -8px var(--green-glow), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    margin-top: 10px;
}
.btn--primary:hover {
    box-shadow: 0 10px 28px -6px var(--green-glow), inset 0 1px 0 rgba(255, 255, 255, 0.35);
    transform: translateY(-1px);
}
.btn--primary:active {
    transform: translateY(0);
}

/* === Footer === */
.auth-card__foot {
    margin-top: 28px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11.5px;
    color: var(--text-dim);
    letter-spacing: 0.3px;
}
.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 8px var(--green-glow);
    animation: dotpulse 2s ease-in-out infinite;
}
@keyframes dotpulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.dot-sep { opacity: 0.4; }

/* === Responsive === */
@media (max-width: 480px) {
    .auth-card {
        padding: 32px 24px 24px;
        max-width: 100%;
    }
    .auth-card__title { font-size: 22px; }
}