/* ===============================
   VARIABLES
   (kept in sync with aimslms-frontend.css / aimslms-dashboard.css
   so the plugin reads as one design system)
=============================== */
:root {
    /* Color palette */
    --aimslms-primary: #667eea;
    --aimslms-secondary: #764ba2;
    --aimslms-accent: #ffb703;
    --aimslms-dark: #1a1a2e;
    --aimslms-white: #fff;
    --aimslms-green: #3ab500;
    --aimslms-red: #ff0000;
    --aimslms-danger: #e74c3c;
    --aimslms-danger-dark: #c0392b;
    --aimslms-warning: #f39c12;
    --aimslms-info: #3498db;
    --aimslms-info-dark: #2980b9;
    --aimslms-success-bg: #e9f8e9;
    --aimslms-success-text: #2f7a2f;

    /* Back-compat aliases */
    --aimslms-primary-dark: var(--aimslms-dark);
    --aimslms-primary-accent: var(--aimslms-primary);
    --aimslms-secondary-accent: var(--aimslms-secondary);

    /* Text */
    --aimslms-text-primary: #2d2d2d;
    --aimslms-text-secondary: #6b6b6b;

    /* Surfaces */
    --aimslms-bg: #f8f9fa;
    --aimslms-background-light: #eef0f6;
    --aimslms-card-bg: #ffffff;
    --aimslms-border: #e5e5e5;
    --aimslms-border-color: var(--aimslms-border);

    /* Typography */
    --aimslms-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

    /* Spacing scale (4px base) */
    --aimslms-space-1: 4px;
    --aimslms-space-2: 8px;
    --aimslms-space-3: 12px;
    --aimslms-space-4: 16px;
    --aimslms-space-5: 24px;
    --aimslms-space-6: 32px;

    /* Radius scale */
    --aimslms-radius-sm: 6px;
    --aimslms-radius-md: 12px;
    --aimslms-radius-lg: 20px;

    /* Shadows */
    --aimslms-shadow-sm: 0 2px 8px rgba(20, 20, 40, .06);
    --aimslms-shadow-md: 0 10px 25px rgba(20, 20, 40, .10);
    --aimslms-shadow-lg: 0 20px 45px rgba(20, 20, 40, .16);

    /* Motion */
    --aimslms-transition-fast: 0.15s ease;
    --aimslms-transition: 0.25s ease;
    --aimslms-ease: cubic-bezier(.4, 0, .2, 1);
}

/* Authentication Container */
.aimslms-auth-container,
.aimslms-auth-container * {
    box-sizing: border-box;
}

.aimslms-auth-container {
    max-width: 500px;
    margin: 40px auto;
    padding: 20px;
    font-family: var(--aimslms-font);
}

.aimslms-auth-box {
    background: #fff;
    border-radius: var(--aimslms-radius-md);
    box-shadow: var(--aimslms-shadow-md);
    padding: 40px;
    transition: box-shadow var(--aimslms-transition);
}

.aimslms-auth-box h2 {
    margin: 0 0 30px 0;
    font-size: 28px;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    color: var(--aimslms-text-primary);
}

/* Form Styles */
.aimslms-form-group {
    margin-bottom: 20px;
}

.aimslms-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--aimslms-text-primary);
}

.aimslms-form-group .aimslms-required {
    color: var(--aimslms-danger);
}

.aimslms-form-group input[type="text"],
.aimslms-form-group input[type="email"],
.aimslms-form-group input[type="password"],
.aimslms-form-group input[type="file"],
.aimslms-form-group textarea,
.aimslms-form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--aimslms-radius-sm);
    font-size: 14px;
    line-height: 16px !important;
    font-family: inherit;
    transition: border-color var(--aimslms-transition), box-shadow var(--aimslms-transition);
}

.aimslms-form-group input:hover,
.aimslms-form-group textarea:hover,
.aimslms-form-group select:hover {
    border-color: #bbb;
}

.aimslms-form-group input:focus,
.aimslms-form-group textarea:focus,
.aimslms-form-group select:focus {
    outline: none;
    border-color: var(--aimslms-info);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
}

.aimslms-form-group small {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #777;
}

.aimslms-form-group input[type="checkbox"] {
    margin-right: 8px;
}

/* Password Strength Indicator */
.aimslms-password-strength {
    height: 4px;
    margin-top: 8px;
    border-radius: 4px;
    background: #eee;
    transition: width var(--aimslms-transition), background var(--aimslms-transition);
}

.aimslms-password-strength.weak {
    width: 33%;
    background: var(--aimslms-danger);
}

.aimslms-password-strength.medium {
    width: 66%;
    background: var(--aimslms-warning);
}

.aimslms-password-strength.strong {
    width: 100%;
    background: #2ecc71;
}

/* Remember Me & Forgot Password */
.aimslms-form-remember {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.aimslms-forgot-link {
    color: var(--aimslms-info);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--aimslms-transition-fast);
}

.aimslms-forgot-link:hover {
    color: var(--aimslms-info-dark);
    text-decoration: underline;
}

/* Buttons */
/* .aimslms-btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
    text-decoration: none;
}

.aimslms-btn-primary {
    background: #3498db;
    color: #fff;
}

.aimslms-btn-primary:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
} */



/* Messages */
.aimslms-message {
    padding: 15px;
    border-radius: var(--aimslms-radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.5;
    display: none;
    animation: aimslmsMessageIn var(--aimslms-transition);
}

@keyframes aimslmsMessageIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.aimslms-message.aimslms-success, 
.aimslms-message.success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
    display: block;
}
.aimslms-message.aimslms-info {
    background: #E8F4FD;
    border: 1px solid #90CAF9;
    color: #2096f6;
    display: block;
}
.aimslms-message.aimslms-error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
    display: block;
}
.aimslms-message.error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
    display: block;
}
.aimslms-message.aimslms-warning {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
    display: block;
}

/* Auth Footer */
.aimslms-auth-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    text-align: center;
}

.aimslms-auth-footer p {
    margin: 0;
    color: #666;
}

.aimslms-auth-footer a {
    color: var(--aimslms-info);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--aimslms-transition-fast);
}

.aimslms-auth-footer a:hover {
    color: var(--aimslms-info-dark);
    text-decoration: underline;
}

/* =====================================================
   PROFILE PAGE STYLES
===================================================== */

.aimslms-profile-container,
.aimslms-profile-container * {
    box-sizing: border-box;
}

.aimslms-profile-container {
    max-width: 900px;
    margin: 40px auto;
    padding: 20px;
    font-family: var(--aimslms-font);
}

.aimslms-profile-header {
    display: flex;
    align-items: center;
    background: #fff;
    padding: 30px;
    border-radius: var(--aimslms-radius-md);
    box-shadow: var(--aimslms-shadow-md);
    margin-bottom: 30px;
}

.aimslms-profile-avatar {
    margin-right: 30px;
}

.aimslms-profile-avatar img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--aimslms-info);
    box-shadow: var(--aimslms-shadow-sm);
}

.aimslms-profile-info h2 {
    margin: 0 0 10px 0;
    font-size: 32px;
    font-weight: 700;
    color: var(--aimslms-text-primary);
}

.aimslms-profile-info p {
    margin: 0;
    color: #666;
    font-size: 16px;
}

/* Profile Tabs */
.aimslms-profile-tabs {
    background: #fff;
    border-radius: var(--aimslms-radius-md);
    box-shadow: var(--aimslms-shadow-md);
    overflow: hidden;
}

.aimslms-tabs-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    background: #f8f9fa;
    border-bottom: 1px solid #ddd;
}

.aimslms-tabs-nav li {
    flex: 1;
}

.aimslms-tabs-nav li a {
    display: block;
    padding: 15px 20px;
    text-align: center;
    text-decoration: none;
    color: #666;
    font-weight: 600;
    border-bottom: 3px solid transparent;
    transition: color var(--aimslms-transition), background var(--aimslms-transition), border-color var(--aimslms-transition);
}

.aimslms-tabs-nav li.active a,
.aimslms-tabs-nav li a:hover {
    color: var(--aimslms-info);
    background: #fff;
    border-bottom-color: var(--aimslms-info);
}

.aimslms-tabs-nav li a:focus-visible {
    outline: 2px solid var(--aimslms-info);
    outline-offset: -2px;
}

.aimslms-tab-content {
    display: none;
    padding: 40px;
}

.aimslms-tab-content.active {
    display: block;
    animation: aimslmsMessageIn var(--aimslms-transition);
}

/* Profile Forms */
.aimslms-profile-form,
.aimslms-password-form,
.aimslms-picture-form,
.aimslms-delete-form {
    max-width: 600px;
}

/* Danger Zone */
.aimslms-danger-zone {
    border: 2px solid var(--aimslms-danger);
    border-radius: var(--aimslms-radius-md);
    padding: 30px;
    background: #fff5f5;
}

.aimslms-danger-zone h3 {
    margin: 0 0 15px 0;
    color: var(--aimslms-danger);
}

.aimslms-danger-zone p {
    margin-bottom: 20px;
    color: #666;
}

/* =====================================================
   RESPONSIVE DESIGN
===================================================== */

@media (max-width: 768px) {
    .aimslms-auth-container {
        padding: 10px;
    }
    
    .aimslms-auth-box {
        padding: 20px;
    }
    
    .aimslms-profile-header {
        flex-direction: column;
        text-align: center;
    }
    
    .aimslms-profile-avatar {
        margin: 0 0 20px 0;
    }
    
    .aimslms-tabs-nav {
        flex-direction: column;
    }
    
    .aimslms-form-remember {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .aimslms-forgot-link {
        margin-top: 10px;
    }

    .aimslms-profile-avatar img {
        width: 110px;
        height: 110px;
    }

    .aimslms-tabs-nav li a {
        padding: 12px 10px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .aimslms-auth-box h2 {
        font-size: 22px;
    }

    .aimslms-profile-info h2 {
        font-size: 24px;
    }

    .aimslms-tab-content {
        padding: 20px;
    }

    .aimslms-auth-box {
        padding: 24px 20px;
    }
}

/* =====================================================
   LOADING STATES
===================================================== */

.aimslms-btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.aimslms-btn.loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid #fff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: aimslms-spin 0.6s linear infinite;
}

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

/* =====================================================
   VALIDATION STATES
===================================================== */

.aimslms-form-group input.error,
.aimslms-form-group textarea.error {
    border-color: var(--aimslms-danger);
    margin: 0 !important;
}

.aimslms-form-group input.success,
.aimslms-form-group textarea.success {
    border-color: #2ecc71;
}

.aimslms-error-message {
    color: var(--aimslms-danger);
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

/* =====================================================
   ACCESSIBILITY
===================================================== */

.aimslms-btn:focus,
.aimslms-btn:focus-visible,
.aimslms-form-group input:focus,
.aimslms-form-group textarea:focus,
.aimslms-form-group select:focus-visible {
    outline: 2px solid var(--aimslms-info);
    outline-offset: 2px;
}

.aimslms-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ===============================
   SweetAlert2 popup spacing fix
   SweetAlert2 is appended directly under <body>, which carries the
   `.aimslms-cource-managment` class; that class's `* { margin:0; padding:0 }`
   reset (aimslms-frontend.css) also strips SweetAlert2's own zero-specificity
   default spacing. Restore just the essentials here, scoped to the popup's
   own classes only, so the shared reset stays untouched everywhere else.
=============================== */
.swal2-popup {
    padding: 1.75em 1.6em 1.6em !important;
}
.swal2-icon {
    margin: 0 auto 1em !important;
}
.swal2-title {
    margin: 0 0 0.4em !important;
    padding: 0 !important;
}
.swal2-html-container {
    margin: 0 0 1.25em !important;
    padding: 0 !important;
}
.swal2-actions {
    margin: 0 !important;
    padding: 0 !important;
}
.swal2-styled {
    margin: 0.3125em !important;
    padding: 0.625em 1.4em !important;
    border-radius: 8px !important;
}