/* =============================================
   LEARNING ACTIVITIES - REDESIGNED
   Color Palette: #141d2a (dark), #8186d5 (primary), #F5875D (accent)
   ============================================= */

:root {
    --la-dark: #141d2a;
    --la-dark-light: #1a2332;
    --la-primary: #8186d5;
    --la-accent: #F5875D;
    --la-gradient-start: #6366f1;
    --la-gradient-end: #8b5cf6;
    --la-text: #1f2937;
    --la-text-muted: #6b7280;
    --la-border: rgba(129, 134, 213, 0.15);
    --la-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
    --la-radius: 20px;

    /* Toggle slot height */
    --la-toggle-slot: 30px;
}

/* =============================================
   HERO SECTION
   ============================================= */
.learning-hero {
    position: relative;
    min-height: 350px;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    padding: 100px 0;
}

.learning-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(20, 29, 42, 0.85) 0%, rgba(20, 29, 42, 0.7) 100%);
}

.learning-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: 30px;
    background: linear-gradient(135deg, var(--la-gradient-start), var(--la-gradient-end));
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

/* =============================================
   PILLARS SECTION
   ============================================= */
.learning-pillars {
    padding: 70px 0;
    background: #ffffff;
}

.pillar-card {
    background: #ffffff;
    border-radius: var(--la-radius);
    padding: 32px 28px;
    height: 100%;
    box-shadow: var(--la-shadow);
    border: 1px solid var(--la-border);
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    box-shadow 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    border-color 0.4s ease;
}

.pillar-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 60px rgba(99, 102, 241, 0.12);
    border-color: rgba(129, 134, 213, 0.3);
}

.pillar-card__icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: rgba(129, 134, 213, 0.12);
    color: var(--la-primary);
    display: grid;
    place-items: center;
    font-size: 1.5rem;
    position: relative;
    overflow: hidden;
    z-index: 0;
    transition: color 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    box-shadow 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Gradient overlay - fades in smoothly on hover */
.pillar-card__icon::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--la-gradient-start), var(--la-gradient-end));
    opacity: 0;
    transition: opacity 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: -1;
}

.pillar-card:hover .pillar-card__icon {
    color: white;
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.25);
    transform: scale(1.05);
}

.pillar-card:hover .pillar-card__icon::before {
    opacity: 1;
}

.pillar-card h3 {
    color: var(--la-text);
    font-weight: 700;
    margin: 0;
}

.pillar-card p {
    color: var(--la-text-muted);
    margin: 0;
    line-height: 1.6;
}

/* =============================================
   SHOWCASE SECTION
   ============================================= */
.learning-showcase {
    padding: 70px 0 90px;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.learning-showcase--admin {
    padding-top: 50px;
}

.learning-showcase__header {
    border-bottom: 1px solid var(--la-border);
    padding-bottom: 18px;
}

.learning-count {
    background: linear-gradient(135deg, var(--la-gradient-start), var(--la-gradient-end));
    color: #fff;
    padding: 8px 18px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.25);
}

/* =============================================
   LEARNING CARD
   
   Structure:
   .learning-card
     ├── .learning-card__tag          (tag label)
     ├── .learning-card__content      (title + description, flex:1)
     ├── .learning-card__toggle-slot  (fixed height, button or empty)
     └── .learning-card__meta         (date + badge, pushed to bottom)
   ============================================= */
.learning-card {
    position: relative;
    background: #ffffff;
    border-radius: var(--la-radius);
    padding: 28px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--la-shadow);
    border: 1px solid var(--la-border);
    transition: all 0.3s ease;
    overflow: hidden;
}

.learning-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 55px rgba(99, 102, 241, 0.12);
    border-color: rgba(129, 134, 213, 0.3);
}

.learning-card.is-expanded {
    border-color: rgba(99, 102, 241, 0.3);
}

.learning-card__tag {
    align-self: flex-start;
    padding: 6px 14px;
    border-radius: 30px;
    background: rgba(129, 134, 213, 0.12);
    color: var(--la-primary);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 12px;
    flex-shrink: 0;
}

/* Content area - grows to fill space */
.learning-card__content {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.learning-card__content h3 {
    font-weight: 700;
    color: var(--la-text);
    margin: 0 0 10px;
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* Description text - clamped to 2 lines when collapsed */
.learning-card__content p {
    color: var(--la-text-muted);
    margin: 0;
    line-height: 1.55;
    font-size: 0.95rem;
    overflow-wrap: anywhere;
    word-break: break-word;

    /* Clamp to 2 lines */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* When expanded, show all text - wrapped properly */
.learning-card.is-expanded .learning-card__content p {
    -webkit-line-clamp: unset;
    display: block;
    overflow: visible;
    overflow-wrap: anywhere;
    word-break: break-word;
}

/* =============================================
   TOGGLE SLOT - always same height
   ============================================= */
.learning-card__toggle-slot {
    min-height: var(--la-toggle-slot);
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.learning-card__toggle {
    background: transparent;
    border: none;
    padding: 0;
    color: var(--la-primary);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.learning-card__toggle:hover {
    color: var(--la-gradient-start);
}

.learning-card__toggle:focus-visible {
    outline: 2px solid rgba(99, 102, 241, 0.35);
    outline-offset: 4px;
    border-radius: 8px;
}

/* =============================================
   META - always at bottom
   ============================================= */
.learning-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--la-text-muted);
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid var(--la-border);
    flex-shrink: 0;
}

.learning-card__meta i {
    color: var(--la-primary);
    margin-right: 6px;
}

.learning-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 30px;
    background: rgba(129, 134, 213, 0.12);
    color: var(--la-primary);
    font-weight: 600;
    font-size: 0.8rem;
}

.learning-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}


.learning-card--admin {
    background: var(--la-dark);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.12);
}

.learning-card--admin h3,
.learning-card--admin .learning-card__description,
.learning-card--admin .learning-card__meta,
.learning-card--admin .learning-card__badge,
.learning-card--admin .learning-card__tag {
    color: #fff;
}

.learning-card--admin .learning-card__description {
    color: rgba(255, 255, 255, 0.82);
}

.learning-card--admin .learning-card__meta {
    color: rgba(255, 255, 255, 0.7);
    border-top-color: rgba(255, 255, 255, 0.15);
}

.learning-card--admin .learning-card__meta i {
    color: rgba(255, 255, 255, 0.85);
}

.learning-card--admin .learning-card__tag,
.learning-card--admin .learning-card__badge {
    background: rgba(255, 255, 255, 0.14);
}

.learning-card--admin .learning-card__actions {
    gap: 12px;
}

.learning-card--admin .learning-card__more-btn {
    white-space: nowrap;
}

/* =============================================
   FORM CARD
   ============================================= */
.learning-form-card {
    background: #fff;
    border-radius: var(--la-radius);
    overflow: hidden;
    box-shadow: var(--la-shadow);
    border: 1px solid var(--la-border);
}

.learning-form-card__header {
    padding: 24px 24px 14px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(139, 92, 246, 0.06));
}

.learning-form-card__body {
    padding: 24px;
}

.admin-root .learning-create-datetime-input::-webkit-calendar-picker-indicator,
.admin-root .learning-edit-datetime-input::-webkit-calendar-picker-indicator {
    filter: invert(1);
    opacity: 1;
}


.optional-time-label {
    white-space: nowrap;
}

/* Tip Box */
.learning-tip {
    background: rgba(129, 134, 213, 0.1);
    border: 1px solid rgba(129, 134, 213, 0.2);
    border-radius: 14px;
    padding: 18px 20px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    font-size: 0.95rem;
    color: var(--la-text);
}

.learning-tip i {
    font-size: 1.2rem;
    color: var(--la-primary);
}

/* Empty State */
.learning-empty {
    background: #fff;
    border-radius: var(--la-radius);
    padding: 50px 20px;
    box-shadow: var(--la-shadow);
    border: 1px solid var(--la-border);
}

.learning-empty i {
    font-size: 2.5rem;
    color: var(--la-primary);
    margin-bottom: 18px;
}

/* =============================================
   MODAL
   ============================================= */
.learning-modal .modal-content {
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--la-border);
    box-shadow: 0 30px 80px rgba(15, 23, 42, 0.25);
    backdrop-filter: blur(20px);
}

.learning-modal .modal-header {
    background: transparent;
    border-bottom: 1px solid var(--la-border);
    padding: 20px 24px;
}

.learning-modal .modal-footer {
    border-top: 1px solid var(--la-border);
    padding: 16px 24px;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 991px) {
    .learning-hero {
        min-height: 280px;
        padding: 80px 0;
        background-attachment: scroll;
    }

    .learning-pillars,
    .learning-showcase {
        padding: 50px 0 70px;
    }

    .learning-form-card__header,
    .learning-form-card__body {
        padding: 20px;
    }
}

.activities-back-btn {
    background: #252931;
    color: #fff;
    border-color: #252931;
}

.activities-back-btn:hover,
.activities-back-btn:focus {
    color: #ffffff;
    background: #252931;
    border-color: #252931;
}

@media (max-width: 768px) {
    .learning-hero {
        min-height: 250px;
        padding: 60px 0;
    }

    .learning-card {
        padding: 22px;
    }

    .pillar-card {
        padding: 24px 20px;
    }
}

@media (max-width: 380px) {
    .optional-time-label {
        font-size: 0.82rem;
        letter-spacing: -0.01em;
    }
}

@media (max-width: 500px) {

    .learning-count {
        margin-top: 10px;
    }
}