:root {
    --bg-deep: #05060f;
    --accent-blue: #00d2ff;
    --accent-purple: #9d50bb;
    --accent-gold: #ffd700;
    --text-main: #e0e0e0;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --danger: #ff4d4d;
    --success: #00ff88;
}

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

body {
    background-color: var(--bg-deep);
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(157, 80, 187, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(0, 210, 255, 0.1) 0%, transparent 40%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    overflow-x: hidden;
    padding: 20px;
}

.portal-container {
    width: 100%;
    max-width: 480px;
    padding: 40px;
    background: var(--glass);
    backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.8);
    text-align: center;
    animation: portalFadeIn 0.8s ease-out;
    position: relative;
}

@keyframes portalFadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.logo-area h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.2rem;
    letter-spacing: 6px;
    margin-bottom: 10px;
    background: linear-gradient(45deg, #fff, #888);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tagline {
    font-size: 0.75rem;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 40px;
    font-weight: 700;
}

.tabs {
    display: flex; gap: 10px; margin-bottom: 30px;
    background: rgba(0,0,0,0.3); padding: 5px; border-radius: 12px;
}

.tab-btn {
    flex: 1; padding: 10px; border: none; background: transparent;
    color: #666; font-weight: 700; font-size: 0.8rem; cursor: pointer;
    border-radius: 8px; transition: all 0.3s;
}

.tab-btn.active { background: var(--glass-border); color: white; }

.auth-view { display: none; flex-direction: column; gap: 20px; animation: slideUp 0.4s ease-out; }
.auth-view.active { display: flex; }

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

.input-group { text-align: left; position: relative; }
.input-group label {
    display: block; font-size: 0.65rem; font-weight: 700;
    margin-bottom: 8px; color: #888; letter-spacing: 1px; padding-left: 10px;
}

.input-wrapper { position: relative; }

input {
    width: 100%; padding: 14px 45px 14px 20px;
    background: rgba(0, 0, 0, 0.4); border: 1px solid var(--glass-border);
    border-radius: 14px; color: white; font-size: 0.95rem; transition: all 0.3s;
}

input:focus { outline: none; border-color: var(--accent-blue); background: rgba(0, 210, 255, 0.05); }

.toggle-pw {
    position: absolute; right: 15px; top: 50%; transform: translateY(-50%);
    color: #666; cursor: pointer; font-size: 0.9rem; transition: color 0.3s;
}
.toggle-pw:hover { color: var(--accent-blue); }

.gen-btn {
    background: transparent; border: 1px dashed var(--accent-purple);
    color: var(--accent-purple); font-size: 0.7rem; padding: 4px 8px;
    border-radius: 6px; margin-top: 5px; cursor: pointer; transition: all 0.3s; float: right;
}
.gen-btn:hover { background: var(--accent-purple); color: white; border-style: solid; }

.action-btn {
    margin-top: 10px; padding: 16px; border-radius: 14px; border: none;
    background: linear-gradient(45deg, var(--accent-blue), var(--accent-purple));
    color: white; font-weight: 700; font-size: 0.95rem; cursor: pointer;
    transition: all 0.4s; box-shadow: 0 10px 30px rgba(0, 210, 255, 0.2);
}

.action-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(157, 80, 187, 0.4);
}

.pw-hint { font-size: 0.65rem; color: #555; margin-top: 5px; padding-left: 10px; }
.footer-info { margin-top: 30px; font-size: 0.7rem; color: #444; }

.loading-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-deep); display: none; flex-direction: column;
    align-items: center; justify-content: center; z-index: 1000;
}

.spinner {
    width: 40px; height: 40px; border: 2px solid rgba(255,255,255,0.1);
    border-top: 2px solid var(--accent-blue); border-radius: 50%;
    animation: spin 1s linear infinite; margin-bottom: 20px;
}

@keyframes spin { to { transform: rotate(360deg); } }

.status-msg { font-size: 0.85rem; margin-top: 15px; height: 20px; opacity: 0; transition: opacity 0.3s; }

/* --- RESPONSIVE PORTAL --- */
@media (max-width: 480px) {
    .portal-container { padding: 30px 20px; border-radius: 24px; }
    .logo-area h1 { font-size: 1.8rem; }
    .tagline { font-size: 0.65rem; margin-bottom: 30px; }
    input { padding: 12px 15px; font-size: 0.9rem; }
    .action-btn { padding: 14px; }
}