/* Auth pages shared styles */
:root {
    --bg-deep: #07070a;
    --bg-card: rgba(18, 18, 24, 0.85);
    --border: rgba(255, 255, 255, 0.08);
    --text: #f4f4f8;
    --text-muted: #9b9bb0;
    --accent: #9147ff;
    --accent-glow: rgba(145, 71, 255, 0.45);
    --accent-2: #00e5c7;
    --danger: #ff4757;
    --radius: 14px;
    --font: 'Inter', system-ui, sans-serif;
}

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

body.auth-page, body.admin-page {
    font-family: var(--font);
    background: var(--bg-deep);
    color: var(--text);
    min-height: 100vh;
}

.auth-bg {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 10%, rgba(145, 71, 255, 0.18), transparent),
        radial-gradient(ellipse 60% 50% at 80% 80%, rgba(0, 229, 199, 0.1), transparent),
        var(--bg-deep);
    z-index: 0;
}

.auth-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    z-index: 0;
}

.auth-container {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 36px 32px;
    backdrop-filter: blur(24px);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255,255,255,0.04) inset;
}

.auth-brand {
    text-align: center;
    margin-bottom: 32px;
}

.brand-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, var(--accent), #5b21b6);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 8px 32px var(--accent-glow);
}

.brand-icon.admin {
    background: linear-gradient(135deg, #00e5c7, #0891b2);
    box-shadow: 0 8px 32px rgba(0, 229, 199, 0.3);
}

.auth-brand h1 {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}

.auth-brand p {
    color: var(--text-muted);
    font-size: 14px;
}

.auth-form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.auth-form input,
.auth-form select {
    width: 100%;
    padding: 14px 16px;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 15px;
    font-family: inherit;
    margin-bottom: 16px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-form input:focus,
.auth-form select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.input-wrap {
    position: relative;
    margin-bottom: 8px;
}

.input-wrap input {
    margin-bottom: 0;
    padding-right: 48px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
}

.toggle-visibility {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    opacity: 0.5;
    transition: opacity 0.2s;
}

.toggle-visibility:hover { opacity: 1; }

.hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.5;
}

.btn-primary {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--accent), #772ce8);
    border: none;
    border-radius: var(--radius);
    color: white;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.2s;
    box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 32px var(--accent-glow);
}

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

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.auth-error {
    margin-top: 14px;
    padding: 12px;
    background: rgba(255, 71, 87, 0.12);
    border: 1px solid rgba(255, 71, 87, 0.3);
    border-radius: 10px;
    color: #ff8a94;
    font-size: 13px;
    display: none;
}

.auth-error.visible { display: block; }

.auth-footer {
    margin-top: 24px;
    text-align: center;
}

.auth-footer a {
    color: var(--text-muted);
    font-size: 13px;
    text-decoration: none;
    transition: color 0.2s;
}

.auth-footer a:hover { color: var(--accent-2); }