/* ─────────────────────────────────────────────────────────────
   admin-login.css
   استایل اختصاصی صفحه‌ی ورود پنل ادمین
   فقط در این صفحه load می‌شود، مستقل از CSS داشبورد اصلی
   ───────────────────────────────────────────────────────────── */

/* ─── فونت Vazir (استفاده از فونت‌های موجود پروژه) ─── */
@font-face {
    font-family: 'Vazir';
    src: url('../fonts/vazir-400.woff2') format('woff2'),
         url('../fonts/vazir-400.woff') format('woff');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Vazir';
    src: url('../fonts/vazir-500.woff2') format('woff2'),
         url('../fonts/vazir-500.woff') format('woff');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Vazir';
    src: url('../fonts/vazir-700.woff2') format('woff2'),
         url('../fonts/vazir-700.woff') format('woff');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* ─── Reset/Base ─── */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Vazir', Tahoma, Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2d3748;
    line-height: 1.6;
}

/* ─── Container/Card ─── */
.login-wrapper {
    width: 100%;
    max-width: 480px;
    padding: 20px;
}

.login-card {
    background: #ffffff;
    border-radius: 14px;
    padding: 40px 32px 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.login-title {
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 6px 0;
    color: #2d3748;
}

.login-subtitle {
    text-align: center;
    font-size: 13px;
    color: #718096;
    margin: 0 0 28px 0;
}

/* ─── Tabs ─── */
.login-tabs {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
    border-bottom: 2px solid #e2e8f0;
    flex-wrap: nowrap;
}

.login-tabs .nav-item {
    flex: 1;
}

.login-tabs .nav-link {
    display: block;
    text-align: center;
    color: #718096;
    font-weight: 500;
    font-size: 14px;
    border: none;
    background: transparent;
    padding: 12px 8px;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease;
    margin-bottom: -2px;
    text-decoration: none;
}

.login-tabs .nav-link:hover {
    color: #5a67d8;
}

.login-tabs .nav-link.active {
    color: #5a67d8;
    border-bottom-color: #5a67d8;
    background: transparent;
    font-weight: 700;
}

.login-tab-icon {
    margin-left: 6px;
    font-style: normal;
}

/* ─── Tab content ─── */
.login-tab-content {
    position: relative;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ─── Form elements ─── */
.login-form .form-group {
    margin-bottom: 18px;
}

.login-form label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: #4a5568;
}

.login-form .form-control {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid #cbd5e0;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    color: #2d3748;
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.login-form .form-control:focus {
    outline: none;
    border-color: #5a67d8;
    box-shadow: 0 0 0 3px rgba(90, 103, 216, 0.15);
}

.login-form .form-control::placeholder {
    color: #a0aec0;
}

.login-form .form-control.is-invalid {
    border-color: #e53e3e;
}

.login-form .form-control.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.15);
}

.invalid-feedback {
    display: block;
    color: #e53e3e;
    font-size: 12px;
    margin-top: 5px;
}

/* ─── Buttons ─── */
.btn {
    display: inline-block;
    cursor: pointer;
    border: none;
    border-radius: 8px;
    padding: 11px 18px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    transition: all 0.2s ease;
    line-height: 1.4;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-primary {
    background: #5a67d8;
    color: #fff;
}

.btn-primary:hover:not(:disabled) {
    background: #4c51bf;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(90, 103, 216, 0.3);
}

.btn-success {
    background: #38a169;
    color: #fff;
}

.btn-success:hover:not(:disabled) {
    background: #2f855a;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(56, 161, 105, 0.3);
}

.btn-link {
    background: transparent;
    color: #5a67d8;
    padding: 4px 8px;
    text-decoration: underline;
    font-size: 13px;
    font-weight: 500;
}

.btn-link:hover:not(:disabled) {
    color: #4c51bf;
}

.btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ─── Alerts ─── */
.alert {
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 13px;
    line-height: 1.5;
}

.alert-danger {
    background: #fed7d7;
    color: #9b2c2c;
    border: 1px solid #feb2b2;
}

.alert-success {
    background: #c6f6d5;
    color: #22543d;
    border: 1px solid #9ae6b4;
}

.alert-warning {
    background: #faf089;
    color: #744210;
    border: 1px solid #f6e05e;
}

/* ─── OTP-specific styles ─── */
.otp-help-text {
    font-size: 13px;
    color: #718096;
    margin: 0 0 18px 0;
    line-height: 1.7;
}

.otp-info {
    text-align: center;
    font-size: 13px;
    color: #4a5568;
    margin-bottom: 18px;
    padding: 10px;
    background: #f7fafc;
    border-radius: 6px;
}

.otp-info a {
    color: #5a67d8;
    text-decoration: underline;
    margin-right: 8px;
    font-size: 12px;
}

.otp-info a:hover {
    color: #4c51bf;
}

.otp-input {
    text-align: center;
    letter-spacing: 8px;
    font-size: 20px;
    font-weight: 700;
}

.otp-input::placeholder {
    letter-spacing: 6px;
    color: #cbd5e0;
}

.otp-timer {
    text-align: center;
    font-size: 13px;
    color: #718096;
    margin: 12px 0 18px;
    min-height: 24px;
}

/* ─── Responsive ─── */
@media (max-width: 480px) {
    .login-card {
        padding: 28px 22px;
    }
    .login-title {
        font-size: 19px;
    }
    .login-tabs .nav-link {
        font-size: 13px;
        padding: 10px 4px;
    }
    .otp-input {
        letter-spacing: 6px;
        font-size: 18px;
    }
}