/* ============================================
   DENTAGEST - AUTHENTICATION STYLES
   Premium Login Screen & User Management
   ============================================ */

/* Login Screen Overlay */
#loginScreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse 80% 60% at 15% 10%, rgba(91, 141, 239, 0.18) 0%, transparent 55%),
        radial-gradient(ellipse 60% 50% at 85% 85%, rgba(232, 184, 109, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 50% 40% at 50% 50%, rgba(167, 139, 250, 0.06) 0%, transparent 50%),
        #050810;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    visibility: visible;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

/* Animated orbs in background */
#loginScreen::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(91, 141, 239, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    top: -150px;
    left: -150px;
    animation: orbFloat 12s ease-in-out infinite alternate;
    pointer-events: none;
}

#loginScreen::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(232, 184, 109, 0.07) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -100px;
    right: -100px;
    animation: orbFloat 15s ease-in-out infinite alternate-reverse;
    pointer-events: none;
}

@keyframes orbFloat {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(40px, 30px) scale(1.08);
    }
}

#loginScreen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Login Container */
.login-container {
    background: rgba(13, 18, 32, 0.85);
    border: 1px solid rgba(91, 141, 239, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    max-width: 440px;
    width: 92%;
    text-align: center;
    box-shadow:
        0 32px 80px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(91, 141, 239, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    animation: loginSlideIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    position: relative;
    z-index: 1;
}

/* Gradient border top accent */
.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(91, 141, 239, 0.6) 30%, rgba(232, 184, 109, 0.6) 70%, transparent);
    border-radius: var(--radius-full);
}

@keyframes loginSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.93);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Login Logo */
.login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    filter: drop-shadow(0 0 20px rgba(91, 141, 239, 0.5));
    animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {

    0%,
    100% {
        filter: drop-shadow(0 0 16px rgba(91, 141, 239, 0.4));
    }

    50% {
        filter: drop-shadow(0 0 28px rgba(91, 141, 239, 0.7));
    }
}

.login-logo svg {
    width: 100%;
    height: 100%;
}

/* Login Text */
.login-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--brand-blue-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.login-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-xl);
    letter-spacing: 0.02em;
}

/* Login Form */
.login-form {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.login-form .form-group {
    margin-bottom: var(--spacing-md);
}

.login-form .form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.login-form .form-input {
    width: 100%;
    padding: 12px var(--spacing-md);
    background: rgba(18, 24, 40, 0.8);
    border: 1px solid rgba(91, 141, 239, 0.15);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.login-form .form-input:focus {
    outline: none;
    border-color: var(--brand-blue);
    background: rgba(18, 24, 40, 0.95);
    box-shadow:
        0 0 0 3px rgba(91, 141, 239, 0.18),
        0 0 20px rgba(91, 141, 239, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.login-form .form-input::placeholder {
    color: var(--text-muted);
}

/* Login Error */
.login-error {
    color: var(--danger);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid rgba(248, 113, 113, 0.2);
    border-radius: var(--radius-md);
    text-align: center;
    backdrop-filter: blur(8px);
}

/* Login Buttons */
.login-form .btn-lg {
    width: 100%;
    padding: 13px var(--spacing-md);
    font-family: var(--font-heading);
    font-size: var(--font-size-base);
    font-weight: 700;
    letter-spacing: 0.02em;
}

/* Divider */
.login-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    letter-spacing: 0.05em;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-muted), transparent);
}

/* Google Button */
.btn-google {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 12px var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid rgba(91, 141, 239, 0.15);
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-google:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(91, 141, 239, 0.3);
    box-shadow: 0 0 0 3px rgba(91, 141, 239, 0.1);
}

.btn-google:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Login Footer */
.login-footer {
    margin-top: var(--spacing-xl);
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.login-footer a {
    color: var(--brand-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.login-footer a:hover {
    color: var(--brand-blue-light);
    text-decoration: none;
}

/* User Info in Header */
.user-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    margin-right: var(--spacing-md);
}

.user-name {
    font-family: var(--font-heading);
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.1px;
}

.user-role {
    font-size: var(--font-size-xs);
    color: var(--brand-blue);
    font-weight: 500;
}

/* Logout Button */
.btn-logout {
    padding: 7px var(--spacing-md);
    background: transparent;
    border: 1px solid var(--border-muted);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-family: var(--font-heading);
    font-weight: 500;
    transition: all var(--transition-base);
}

.btn-logout:hover {
    background: rgba(248, 113, 113, 0.1);
    border-color: var(--danger);
    color: var(--danger);
    box-shadow: 0 0 12px rgba(248, 113, 113, 0.15);
}

/* Users Management Page */
.users-page {
    padding: var(--spacing-xl);
}

.users-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.user-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm), var(--shadow-inset);
}

.user-card:hover {
    border-color: var(--glass-border-strong);
    box-shadow: var(--shadow-md), var(--shadow-glow-soft);
    transform: translateY(-2px);
}

.user-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.user-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-gold) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    font-weight: 800;
    box-shadow: 0 0 16px rgba(91, 141, 239, 0.3);
}

.user-card-info h3 {
    font-family: var(--font-heading);
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
    letter-spacing: -0.1px;
}

.user-card-info p {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.user-card-role {
    display: inline-block;
    padding: 3px var(--spacing-sm);
    background: var(--brand-blue-subtle);
    color: var(--brand-blue);
    border: 1px solid rgba(91, 141, 239, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-top: var(--spacing-sm);
    letter-spacing: 0.02em;
}

.user-card-role.admin {
    background: var(--brand-gold-subtle);
    color: var(--brand-gold);
    border-color: rgba(232, 184, 109, 0.2);
}

.user-card-role.assistant {
    background: rgba(52, 211, 153, 0.1);
    color: var(--success);
    border-color: rgba(52, 211, 153, 0.2);
}

.user-card-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-muted);
}