/* Custom EDU Mail Manager Styles - v11.0 */
:root {
    --cem-bg-color: #f8fafc;
    --cem-card-bg: #ffffff;
    --cem-primary-color: #4f46e5;
    --cem-primary-hover: #4338ca;
    --cem-text-dark: #1f2937;
    --cem-text-normal: #374151;
    --cem-text-light: #6b7280;
    --cem-border-color: #e5e7eb;
    --cem-font-sans: 'Inter', 'Hind Siliguri', sans-serif;
    --cem-font-bangla: 'Hind Siliguri', sans-serif;
    --cem-font-mono: 'Source Code Pro', monospace;
    --cem-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --cem-rounded-lg: 0.5rem;
    --cem-rounded-xl: 0.75rem;
}

body.has-cem-dashboard { background-color: var(--cem-bg-color); }
.cem-dashboard-body { font-family: var(--cem-font-sans); padding: 1rem; max-width: 64rem; margin: auto; }
@media (min-width: 640px) { .cem-dashboard-body { padding: 1.5rem; } }

.cem-notification-bar { display: flex; align-items: flex-start; background-color: #e0e7ff; border-left: 4px solid var(--cem-primary-color); color: #3730a3; padding: 1rem; border-radius: var(--cem-rounded-lg); margin-bottom: 1.5rem; box-shadow: var(--cem-shadow-sm); }
.cem-notification-icon { padding-top: 0.25rem; }
.cem-notification-icon svg { width: 1.5rem; height: 1.5rem; margin-right: 0.75rem; }
.cem-notification-content { flex-grow: 1; }
.cem-notification-title { font-weight: 700; font-family: var(--cem-font-bangla); }
.cem-notification-text p { margin: 0; }
.cem-notification-close-btn { margin-left: auto; padding: 0.375rem; color: #4f46e5; background-color: transparent; border: none; border-radius: 9999px; cursor: pointer; transition: background-color 0.2s; flex-shrink: 0; }
.cem-notification-close-btn:hover { background-color: #c7d2fe; }
.cem-notification-close-btn svg { width: 1.25rem; height: 1.25rem; }

/* =============================================================== */
/* === চূড়ান্ত এবং নতুন হেডার ডিজাইন (v11.0) === */
/* =============================================================== */

.cem-dashboard-header {
    background-color: var(--cem-card-bg);
    border-radius: var(--cem-rounded-xl);
    box-shadow: var(--cem-shadow-sm);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border: 1px solid var(--cem-border-color);
}

.cem-user-info-wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden; /* লম্বা নামের সমস্যা সমাধানের জন্য */
}

.cem-user-name {
    font-weight: 600;
    color: var(--cem-text-dark);
    font-size: 1.125rem;
    margin: 0;
    white-space: nowrap; /* নামকে এক লাইনে রাখে */
    overflow: hidden; /* অতিরিক্ত অংশ লুকানো হয় */
    text-overflow: ellipsis; /* অতিরিক্ত অংশের শেষে ... যোগ হয় */
}

.cem-welcome-text {
    font-weight: 400;
    color: var(--cem-text-light);
    font-size: 0.9em;
}

.cem-user-role {
    font-family: var(--cem-font-bangla);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--cem-primary-color);
    background-color: #eef2ff;
    padding: 2px 9px;
    border-radius: 9999px;
    display: inline-block;
    margin-top: 0.25rem;
    align-self: flex-start;
}

.cem-header-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem; /* আইকনগুলোর মধ্যে স্পেস কমানো হয়েছে */
    flex-shrink: 0; /* বাটনগুলো যেন সংকুচিত না হয় */
}

.cem-header-icon-btn {
    padding: 0.625rem;
    color: var(--cem-text-light);
    background-color: transparent;
    border: none;
    border-radius: 9999px;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
	text-decoration: none;
}

.cem-header-icon-btn:hover {
    color: var(--cem-primary-color);
    background-color: #eef2ff;
}

.cem-header-icon-btn.logout:hover {
    color: #ef4444;
    background-color: #fee2e2;
}

.cem-header-divider {
    border-left: 1px solid var(--cem-border-color);
    height: 1.5rem;
    margin: 0 0.25rem;
}

/* মোবাইল ডিভাইসের জন্য রেসপনসিভ হেডার */
@media (max-width: 480px) {
    .cem-dashboard-header {
        padding: 0.5rem 0.75rem;
    }
    .cem-user-name {
        font-size: 1rem;
    }
    .cem-welcome-text {
        display: none; /* মোবাইলে 'স্বাগতম' লেখাটি লুকানো থাকবে */
    }
    .cem-header-icon-btn {
        padding: 0.5rem;
    }
}

/* =============================================================== */
/* === হেডার ডিজাইন শেষ === */
/* =============================================================== */

.cem-dashboard-main-content { margin-top: 2rem; display: grid; gap: 1.5rem; }
@media(min-width: 1024px) { .cem-dashboard-main-content { grid-template-columns: repeat(2, 1fr); gap: 2rem; } }

.cem-card { background-color: var(--cem-card-bg); padding: 1.5rem; border-radius: var(--cem-rounded-xl); box-shadow: var(--cem-shadow-sm); }
.cem-card-title { font-family: var(--cem-font-bangla); font-size: 1.25rem; font-weight: 700; color: var(--cem-text-dark); }
.announcement-title { display: flex; align-items: center; gap: 0.5rem; }

.cem-quota-card, .virtual-card-wrapper { grid-column: span 1; }
@media(min-width: 1024px) { .cem-quota-card, .virtual-card-wrapper { grid-column: span 1; } }

.cem-quota-card { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
@media (min-width: 640px) { .cem-quota-card { flex-direction: row; } }
.cem-donut-chart-container { position: relative; flex-shrink: 0; }
.cem-donut-chart { width: 6rem; height: 6rem; }
.cem-donut-bg { stroke: var(--cem-border-color); stroke-width: 3.5; fill: none; }
.cem-donut-fg { stroke: var(--cem-primary-color); stroke-width: 3.5; fill: none; stroke-linecap: round; transform: rotate(-90deg); transform-origin: center; transition: stroke-dasharray 1s ease-in-out; }
.cem-donut-text { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.cem-donut-value { font-size: 1.5rem; font-weight: 700; color: var(--cem-text-dark); }
.cem-donut-label { font-family: var(--cem-font-bangla); font-size: 0.75rem; color: var(--cem-text-light); }
.cem-quota-info { flex-grow: 1; text-align: center; }
@media (min-width: 640px) { .cem-quota-info { text-align: left; } }
.cem-quota-title { font-family: var(--cem-font-bangla); font-size: 1.25rem; font-weight: 700; color: var(--cem-text-dark); }
.cem-quota-subtitle { font-family: var(--cem-font-bangla); color: var(--cem-text-light); margin-top: 0.25rem; }

/* === VIRTUAL CARD STYLES === */
.virtual-card-wrapper { display: flex; align-items: center; justify-content: center; }
.virtual-card {
    background: rgba(212, 201, 221, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 8px 32px 0 rgba(112, 95, 128, 0.2);
    border-radius: 1rem;
    padding: 1.5rem;
    color: #2c273a;
    width: 100%;
    max-width: 320px;
    min-height: 225px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.card-brand {
    font-size: 1.75rem;
    font-weight: 700;
    font-family: var(--cem-font-sans);
    opacity: 0.9;
}
.card-info-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 1.25rem 0;
}
.card-info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--cem-font-mono);
    font-size: 1.1rem;
    font-weight: 500;
}
.card-info-item span {
    word-break: break-all;
    padding-right: 0.5rem;
}
.card-copy-btn {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    border-radius: 0.375rem;
    padding: 0.3rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #4a415d;
    transition: background-color 0.2s;
}
.card-copy-btn:hover { background: rgba(255, 255, 255, 0.5); }
.card-copy-btn svg { width: 1rem; height: 1rem; }

.card-footer-details {
    display: flex;
    justify-content: flex-start;
    gap: 2rem;
    font-family: var(--cem-font-mono);
}
.card-footer-item {
    display: flex;
    flex-direction: column;
}
.card-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    opacity: 0.6;
    font-weight: 600;
}
.card-footer-item span:last-child {
    font-size: 1rem;
    font-weight: 500;
}
.card-cvc-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
/* === END VIRTUAL CARD STYLES === */

.cem-action-grid { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
@media (min-width: 1024px) { .cem-action-grid { grid-template-columns: repeat(4, 1fr); } }
.action-card { cursor: pointer; background-color: var(--cem-card-bg); padding: 1.5rem; border-radius: var(--cem-rounded-xl); border: 1px solid var(--cem-border-color); text-align: center; display: flex; flex-direction: column; align-items: center; justify-content: center; transition: transform 0.2s ease-out, box-shadow 0.2s ease-out; }
.action-card:hover { transform: translateY(-5px); box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.07); }
.action-card-icon { border-radius: 9999px; padding: 1rem; margin-bottom: 1rem; display: inline-flex; }
.action-card-icon svg { width: 2rem; height: 2rem; }
.action-card-title { font-family: var(--cem-font-bangla); font-size: 1.125rem; font-weight: 700; color: var(--cem-text-dark); }
.action-card-desc { font-family: var(--cem-font-bangla); font-size: 0.875rem; color: var(--cem-text-light); margin-top: 0.25rem; }

/* === MOBILE UI IMPROVEMENT for Action Cards === */
@media (max-width: 639px) {
    .action-card {
        padding: 1.25rem 1rem;
    }
    .action-card-icon {
        padding: 0.75rem;
        margin-bottom: 0.75rem;
    }
    .action-card-icon svg {
        width: 1.75rem;
        height: 1.75rem;
    }
    .action-card-title {
        font-size: 1rem;
        line-height: 1.4;
    }
    .action-card-desc {
        display: none; /* Hide description on mobile */
    }
}
/* === END MOBILE UI IMPROVEMENT === */


.content-section { display: none; opacity: 0; transition: opacity 0.5s ease; background-color: var(--cem-card-bg); padding: 1.5rem; border-radius: var(--cem-rounded-xl); box-shadow: var(--cem-shadow-sm); }
.content-section.active { display: block; opacity: 1; }
.back-to-actions { font-family: var(--cem-font-bangla); font-size: 0.875rem; display: inline-flex; align-items: center; gap: 0.5rem; color: var(--cem-text-light); margin-bottom: 1.5rem; cursor: pointer; border: none; background: none; }
.back-to-actions:hover { color: var(--cem-primary-color); }
.content-title { font-family: var(--cem-font-bangla); font-size: 1.25rem; font-weight: 700; color: var(--cem-text-dark); margin-bottom: 1.5rem; }

.cem-form-label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--cem-text-normal); font-family: var(--cem-font-bangla); margin-bottom: 0.25rem; }
.cem-input-group { display: flex; flex-wrap: nowrap; }
.cem-form-input-group-text { width: 100%; border: 1px solid var(--cem-border-color); padding: 0.6rem 0.75rem; border-radius: var(--cem-rounded-lg) 0 0 var(--cem-rounded-lg); font-size: 1rem; }
.cem-input-group-addon { display: inline-flex; align-items: center; padding: 0 0.75rem; border: 1px solid var(--cem-border-color); border-left: 0; background-color: #f8fafc; color: var(--cem-text-light); font-size: 0.875rem; border-radius: 0 var(--cem-rounded-lg) var(--cem-rounded-lg) 0; white-space: nowrap; }

@media (max-width: 480px) {
    .cem-input-group { flex-direction: column; }
    .cem-form-input-group-text { border-radius: var(--cem-rounded-lg) var(--cem-rounded-lg) 0 0; text-align: center; }
    .cem-input-group-addon { border-left: 1px solid var(--cem-border-color); border-top: none; border-radius: 0 0 var(--cem-rounded-lg) var(--cem-rounded-lg); justify-content: center; padding: 0.5rem 0.75rem; }
}

.cem-message-bar { display: flex; padding: 1rem; border-radius: var(--cem-rounded-lg); border-left-width: 4px; font-size: 0.875rem; }
.cem-message-bar.compact { padding: 0.75rem; margin-top: 1rem; }
.cem-message-bar.info { background-color: #eff6ff; border-color: #60a5fa; color: #1e40af; }
.cem-message-text p { margin: 0; font-family: var(--cem-font-bangla); }

#announcement-section { grid-column: 1 / -1; }
.cem-email-list-container, .announcements-container { display: flex; flex-direction: column; gap: 1rem; }
.cem-email-list-item { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; background-color: #f8fafc; padding: 1rem; border-radius: var(--cem-rounded-lg); }
.cem-email-name { font-weight: 500; color: var(--cem-text-dark); word-break: break-all; }
.cem-email-actions { display: flex; align-items: center; gap: 0.5rem; }
.cem-action-icon-btn { padding: 0.5rem; border-radius: var(--cem-rounded-lg); color: var(--cem-text-light); transition: all 0.2s; border: none; background: none; cursor: pointer; }
.cem-action-icon-btn:hover { background-color: var(--cem-border-color); color: var(--cem-text-normal); }
.cem-action-icon-btn-danger:hover { background-color: #fee2e2; color: #ef4444; }

.announcement-post { border-left: 4px solid #d8b4fe; padding: 0.75rem 1rem; background-color: #f9fafb; border-radius: 0 0.5rem 0.5rem 0; }
.rendered-html-content p { margin: 0; }
.rendered-html-content p, .rendered-html-content ul, .rendered-html-content ol { font-family: var(--cem-font-bangla); color: var(--cem-text-normal); font-size: 0.9rem; line-height: 1.6; }
.announcement-meta { font-family: var(--cem-font-bangla); font-size: 0.75rem; color: #9ca3af; margin-top: 0.5rem; }

.hidden { display: none !important; }

.cem-modern-inbox-container { width: 100%;}
.cem-mail-list-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.cem-mail-list-header h1 { font-size: 1.5rem; font-weight: 700; color: var(--cem-text-dark); }
.cem-dashboard-btn { background-color: #f1f5f9; color: var(--cem-primary-color); border: 1px solid var(--cem-border-color); text-decoration: none; padding: 8px 16px; border-radius: 8px; font-weight: 600; display: inline-flex; align-items: center; gap: 8px; transition: all 0.2s ease; }
.cem-dashboard-btn:hover { background-color: var(--cem-primary-color); color: white; }
.cem-mail-list { border: 1px solid var(--cem-border-color); border-radius: var(--cem-rounded-lg); overflow: hidden; }
.cem-mail-item-wrapper { display: flex; align-items: center; border-bottom: 1px solid var(--cem-border-color); transition: background-color 0.2s ease; }
.cem-mail-item-wrapper:last-child { border-bottom: none; }
.cem-mail-item-wrapper:hover { background-color: #f8fafc; }
.cem-mail-item { display: flex; align-items: center; padding: 12px 16px; text-decoration: none; flex-grow: 1; overflow: hidden; }
.cem-mail-item.unread .cem-sender { font-weight: 700; color: var(--cem-text-dark); }
.cem-unread-dot { width: 8px; height: 8px; background-color: var(--cem-primary-color); border-radius: 50%; margin-right: 12px; flex-shrink: 0; }
.cem-mail-content { flex-grow: 1; overflow: hidden; margin-right: 16px; }
.cem-sender { font-size: 15px; font-weight: 500; color: var(--cem-text-normal); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cem-subject { font-size: 14px; color: var(--cem-text-light); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }