/**
 * Auth Shared Styles
 * Extracted from inline <style> blocks in auth templates for CSP compliance.
 * Used by: login.html, login_verify.html, setup_2fa.html, force_change_password.html,
 *          setup_account.html, reset_password_success.html
 */

/* ==========================================================================
   Glass Card Base (shared by login-card, setup-card, change-password-card)
   ========================================================================== */

.login-card,
.setup-card,
.change-password-card {
    padding: 48px 40px;
    text-align: center;
    background: var(--glass-bg-light, rgba(255,255,255,0.65));
    backdrop-filter: blur(var(--glass-blur-strong, 24px)) saturate(var(--glass-saturate, 180%)) brightness(var(--glass-brightness, 105%));
    -webkit-backdrop-filter: blur(24px) saturate(180%) brightness(105%);
    border: var(--glass-border-light, 1px solid rgba(255,255,255,0.5));
    border-radius: 24px;
    box-shadow: var(--glass-rim-combined, inset 0 1px 1px rgba(255,255,255,0.4)), var(--glass-shadow-lg, 0 16px 48px rgba(0,0,0,0.12));
    position: relative;
    overflow: hidden;
}

.login-card {
    width: 360px;
}

.setup-card {
    width: 440px;
    padding: 40px;
}

.change-password-card {
    width: 420px;
}

.login-card::before,
.setup-card::before,
.change-password-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: var(--glass-specular, linear-gradient(180deg, rgba(255,255,255,0.6) 0%, rgba(255,255,255,0.1) 50%, transparent 100%));
    pointer-events: none;
    z-index: 0;
}

/* ==========================================================================
   Logo
   ========================================================================== */

.logo-img {
    width: 280px;
    height: auto;
    margin: 0 auto -40px;
    display: block;
}

/* ==========================================================================
   Titles & Subtitles
   ========================================================================== */

.login-title {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 24px;
    font-weight: 500;
    text-align: center;
}

.login-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 24px;
    text-align: center;
}

.setup-title {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 600;
}

.setup-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.page-title {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 600;
    text-align: center;
}

.page-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 24px;
    text-align: center;
}

/* ==========================================================================
   Form Inputs (glass variant for auth pages)
   ========================================================================== */

.login-card .form-input,
.setup-card .form-input,
.change-password-card .form-input {
    width: 100%;
    padding: 14px 16px;
    font-size: 14px;
    border: 1px solid rgba(52, 178, 157, .2);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, .6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    box-sizing: border-box;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.04);
}

.login-card .form-input {
    margin-bottom: 16px;
}

.setup-card .form-input,
.change-password-card .form-input {
    margin-bottom: 16px;
}

.login-card .form-input:focus,
.setup-card .form-input:focus,
.change-password-card .form-input:focus {
    outline: none;
    background: rgba(255, 255, 255, .8);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(52, 178, 157, .15), inset 0 1px 2px rgba(0,0,0,0.02);
}

.login-card .form-input::placeholder,
.setup-card .form-input::placeholder,
.change-password-card .form-input::placeholder {
    color: var(--text-muted);
}

/* OTP / verification code inputs */
.login-card .form-input[inputmode="numeric"],
.setup-card .form-input[inputmode="numeric"] {
    font-size: 18px;
    letter-spacing: 4px;
    text-align: center;
}

.login-card .form-input[inputmode="numeric"]::placeholder,
.setup-card .form-input[inputmode="numeric"]::placeholder {
    letter-spacing: 0;
    font-size: 14px;
}

/* ==========================================================================
   Form Groups & Labels (auth glass pages)
   ========================================================================== */

.change-password-card .form-group {
    margin-bottom: 16px;
    text-align: left;
}

.change-password-card .form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* Password input wrapper for toggle button alignment */
.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

/* ==========================================================================
   Glass Buttons (login-btn, setup-btn, submit-btn for glass auth pages)
   ========================================================================== */

.login-btn,
.setup-btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 14px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    box-shadow: var(--glass-rim-light, inset 0 1px 1px rgba(255,255,255,0.4)), var(--glass-shadow-sm, 0 4px 16px rgba(0,0,0,0.06));
}

.login-btn::before,
.setup-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg, rgba(255,255,255,0.35) 0%, rgba(255,255,255,0.1) 60%, transparent 100%);
    pointer-events: none;
}

.login-btn:hover,
.setup-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--glass-rim-light), var(--glass-shadow-glow, 0 8px 32px rgba(52,178,157,0.15));
}

.login-btn:active,
.setup-btn:active {
    transform: translateY(0);
}

/* Glass submit button for change-password card */
.change-password-card .submit-btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 14px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-top: 8px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--glass-rim-light, inset 0 1px 1px rgba(255,255,255,0.4)), var(--glass-shadow-sm, 0 4px 16px rgba(0,0,0,0.06));
}

.change-password-card .submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg, rgba(255,255,255,0.35) 0%, rgba(255,255,255,0.1) 60%, transparent 100%);
    pointer-events: none;
}

.change-password-card .submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--glass-rim-light), var(--glass-shadow-glow, 0 8px 32px rgba(52,178,157,0.15));
}

.change-password-card .submit-btn:active {
    transform: translateY(0);
}

.change-password-card .submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ==========================================================================
   Error, Notice & Warning Messages
   ========================================================================== */

.login-card .error-message,
.setup-card .error-message,
.change-password-card .error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    margin-bottom: 16px;
    text-align: center;
}

.notice-message {
    background: rgba(38, 131, 198, 0.1);
    border: 1px solid rgba(38, 131, 198, 0.3);
    color: #2683c6;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    margin-bottom: 16px;
    text-align: center;
}

.notice-message strong {
    display: block;
    margin-bottom: 4px;
    font-size: 14px;
}

.warning-banner {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #b45309;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    margin-bottom: 20px;
    text-align: left;
}

.warning-box {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #92400e;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    margin-bottom: 20px;
    text-align: left;
}

.warning-box strong {
    display: block;
    margin-bottom: 4px;
}

/* ==========================================================================
   Misc Auth Links
   ========================================================================== */

.forgot-password-text {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 16px;
    text-align: center;
}

.help-text {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 16px;
    line-height: 1.5;
}

.login-card .back-link,
.setup-card .back-link {
    display: block;
    margin-top: 16px;
    font-size: 13px;
    color: var(--accent-text);
    text-decoration: none;
}

.login-card .back-link:hover,
.setup-card .back-link:hover {
    text-decoration: underline;
}

/* ==========================================================================
   2FA Setup Specific
   ========================================================================== */

.qr-container {
    background: white;
    padding: 20px;
    border-radius: var(--radius-md);
    display: inline-block;
    margin-bottom: 20px;
    box-shadow: var(--shadow-soft);
}

.qr-code {
    display: block;
    width: 200px;
    height: 200px;
}

.secret-section {
    margin-bottom: 24px;
}

.secret-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.secret-code {
    font-family: monospace;
    font-size: 14px;
    background: var(--bg-surface);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    letter-spacing: 2px;
    word-break: break-all;
    user-select: all;
}

.steps {
    text-align: left;
    background: var(--bg-surface);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    font-size: 13px;
}

.steps ol {
    margin: 0;
    padding-left: 18px;
}

.steps li {
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.steps li:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   Password Requirements (glass auth pages)
   ========================================================================== */

.change-password-card .password-requirements {
    background: rgba(52, 178, 157, 0.05);
    border: 1px solid rgba(52, 178, 157, 0.2);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-bottom: 16px;
    text-align: left;
}

.change-password-card .password-requirements h4 {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0 0 8px 0;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.change-password-card .requirement {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.change-password-card .requirement:last-child {
    margin-bottom: 0;
}

.change-password-card .pw-requirement-icon {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}

.change-password-card .requirement.met .pw-requirement-icon {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.change-password-card .requirement.met {
    color: #22c55e;
}

.change-password-card .requirement.unmet .pw-requirement-icon {
    background: rgba(148, 163, 184, 0.2);
    color: #94a3b8;
}

/* ==========================================================================
   Setup Account Specific (auth-container / auth-card pattern)
   ========================================================================== */

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gradient);
    padding: 20px;
}

.auth-card {
    width: 100%;
    max-width: 400px;
    padding: 48px 40px;
    text-align: center;
}

.auth-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.auth-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.auth-card .form-group {
    margin-bottom: 16px;
    text-align: left;
}

.auth-card .form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.auth-card .form-input {
    width: 100%;
    padding: 14px 16px;
    font-size: 14px;
    border: 1px solid rgba(52, 178, 157, .3);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, .7);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    box-sizing: border-box;
}

.auth-card .form-input:focus {
    outline: none;
    border-color: var(--accent-strong);
    box-shadow: 0 0 0 3px rgba(52, 178, 157, .1);
}

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

.auth-card .submit-btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 14px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-top: 20px;
}

.auth-card .submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.auth-card .submit-btn:active {
    transform: translateY(0);
}

.auth-card .error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    margin-bottom: 20px;
    text-align: center;
}

.info-box {
    background: rgba(52, 178, 157, 0.1);
    border: 1px solid rgba(52, 178, 157, 0.2);
    padding: 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 24px;
    text-align: center;
}

.info-box strong {
    color: var(--text-primary);
}

.divider {
    height: 1px;
    background: var(--border-color);
    margin: 24px 0;
}

/* Password strength meter (setup_account) */
.password-strength-container {
    margin-top: 12px;
}

.strength-meter {
    height: 8px;
    background: #e5e7eb;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.strength-bar {
    height: 100%;
    width: 0%;
    transition: width 0.5s ease, background-color 0.5s ease;
    border-radius: 3px;
    background-color: #e5e7eb;
    box-shadow: inset 0 0 1px rgba(0, 0, 0, 0.1);
}

.strength-bar.weak {
    background-color: #ef4444;
    width: 25%;
}

.strength-bar.fair {
    background-color: #f97316;
    width: 50%;
}

.strength-bar.good {
    background-color: #eab308;
    width: 75%;
}

.strength-bar.strong {
    background-color: #22c55e;
    width: 100%;
}

.strength-text {
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
    text-align: left;
}

.requirement-item {
    display: flex;
    align-items: center;
    font-size: 12px;
    margin-bottom: 6px;
    text-align: left;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.requirement-item.met {
    color: #22c55e;
}

.requirement-item .pw-requirement-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    margin-right: 8px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 700;
    background: #e5e7eb;
    color: #6b7280;
}

.requirement-item.met .pw-requirement-icon {
    background: #22c55e;
    color: white;
}

/* ==========================================================================
   Reset Password Success
   ========================================================================== */

.success-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gradient);
    padding: 20px;
}

.success-card {
    width: 100%;
    max-width: 400px;
    padding: 48px 40px;
    text-align: center;
}

.success-icon {
    font-size: 64px;
    margin-bottom: 24px;
    animation: bounce 0.6s ease-in-out;
}

.success-icon svg {
    width: 40px;
    height: 40px;
    display: inline-block;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.success-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.success-message {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 32px;
}

.success-highlight {
    background: rgba(52, 178, 157, 0.1);
    border: 1px solid rgba(52, 178, 157, 0.2);
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    font-size: 13px;
    color: var(--text-secondary);
}

.success-highlight strong {
    color: var(--accent-text);
}

.action-btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 14px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    border: none;
    border-radius: var(--radius-md);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.footer-text {
    font-size: 12px;
    color: var(--text-muted);
}


/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 640px) {
    .login-card {
        width: 100%;
        max-width: 320px;
        padding: 40px 32px;
    }

    .setup-card {
        width: 100%;
        max-width: 360px;
        padding: 32px 24px;
    }

    .change-password-card {
        width: 100%;
        max-width: 360px;
        padding: 40px 32px;
    }

    .logo-img {
        width: 180px;
    }

    .setup-card .logo-img {
        margin-bottom: -20px;
    }

    .qr-code {
        width: 160px;
        height: 160px;
    }

    .auth-card {
        padding: 40px 32px;
    }
}