* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #3b82f6;
    --secondary: #8b5cf6;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #0ea5e9;
    --dark: #1f2937;
    --light: #f3f4f6;
    --border: #e5e7eb;
    --text: #374151;
}

html {
    font-size: 16px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
    background-color: var(--light);
    color: var(--text);
    line-height: 1.6;
}

/* ===== HEADER ===== */
.header {
    background-color: var(--dark);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__title {
    font-size: 1.5rem;
    font-weight: 600;
}

.header__user {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    margin: 0 1.5rem;
    white-space: nowrap;
}

.header__nav {
    display: flex;
    gap: 2rem;
}

.header__link {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}

.header__link:hover {
    opacity: 0.7;
}

.header__link--logout {
    color: var(--danger);
    font-weight: 600;
}

@media (max-width: 900px) {
    .header__container {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .header__user {
        order: 3;
        width: 100%;
        margin: 0;
    }

    .header__nav {
        gap: 1rem;
    }
}

/* ===== CONTAINER & MAIN ===== */
main.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    min-height: calc(100vh - 200px);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--dark);
    color: white;
    text-align: center;
    padding: 2rem 1rem;
    margin-top: 3rem;
}

.footer__text {
    opacity: 0.8;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
    text-align: center;
    gap: 0.5rem;
}

.btn--primary {
    background-color: var(--primary);
    color: white;
}

.btn--primary:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
}

.btn--secondary {
    background-color: var(--secondary);
    color: white;
}

.btn--secondary:hover {
    background-color: #7c3aed;
}

.btn--success {
    background-color: var(--success);
    color: white;
}

.btn--danger {
    background-color: var(--danger);
    color: white;
}

.btn--small {
    padding: 0.45rem 0.8rem;
    font-size: 0.85rem;
}

.btn--google {
    background-color: white;
    color: var(--dark);
    border: 1px solid var(--border);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.btn--google:hover {
    background-color: var(--light);
}

.btn__icon {
    margin-right: 0.5rem;
}

/* ===== ALERTS ===== */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.alert--error {
    background-color: #fee2e2;
    color: #dc2626;
    border-left: 4px solid #dc2626;
}

.alert--success {
    background-color: #dcfce7;
    color: #166534;
    border-left: 4px solid #16a34a;
}

/* ===== LOGIN PAGE ===== */
.login__container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 1rem;
}

.login__box {
    background: white;
    padding: 3rem 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

.login__title {
    font-size: 2.5rem;
    text-align: center;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.login__subtitle {
    text-align: center;
    color: #9ca3af;
    margin-bottom: 2rem;
}

.login__info {
    text-align: center;
    color: #9ca3af;
    font-size: 0.9rem;
    margin-top: 1.5rem;
}

/* ===== DASHBOARD ===== */
.dashboard__header {
    margin-bottom: 2rem;
}

.dashboard__title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.dashboard__subtitle {
    color: #6b7280;
}

.dashboard__actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

/* ===== CARDS ===== */
.card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
    display: block;
    border-left: 4px solid;
}

.card--primary {
    border-left-color: var(--primary);
}

.card--primary:hover {
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.15);
    transform: translateY(-4px);
}

.card--secondary {
    border-left-color: var(--secondary);
}

.card--secondary:hover {
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.15);
    transform: translateY(-4px);
}

.card--info {
    border-left-color: var(--info);
}

.card--info:hover {
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.15);
    transform: translateY(-4px);
}

.card--warning {
    border-left-color: var(--warning);
}

.card--warning:hover {
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.2);
    transform: translateY(-4px);
}

.card__title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.card__description {
    color: #6b7280;
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group__label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group__input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
}

.form-group__input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ===== ATTENDANCE ===== */
.attendance {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.attendance__title {
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
}

.attendance__intro {
    margin-bottom: 1.5rem;
    color: #6b7280;
}

.attendance__selector {
    margin-bottom: 0;
}

.attendance__selector-card {
    margin-bottom: 1.2rem;
    padding: 1rem;
    border: 1px solid #dbeafe;
    border-radius: 12px;
    background: linear-gradient(180deg, #f8fbff 0%, #eef6ff 100%);
}

.attendance__selector-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.5rem;
}

.attendance__selector-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 56px;
    height: 24px;
    padding: 0 0.5rem;
    border-radius: 999px;
    background: #dbeafe;
    color: #1e3a8a;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.attendance__selector-title {
    margin: 0;
    font-size: 1.05rem;
    color: #0f172a;
}

.attendance__selector-help {
    margin: 0 0 0.9rem;
    color: #334155;
    font-size: 0.92rem;
}

.attendance__selector-label {
    color: #1e3a8a;
    font-weight: 700;
}

.attendance__selector-input {
    border: 1px solid #93c5fd;
    background-color: #fff;
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.03);
}

.attendance__selector-input:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.attendance__options {
    margin: 1rem 0 1.5rem;
    padding: 1rem;
    background-color: var(--light);
    border-radius: 8px;
}

.attendance__no-attendance {
    margin-top: 0.65rem;
    padding-top: 0.65rem;
    border-top: 1px dashed #cbd5e1;
}

.attendance__no-attendance[hidden] {
    display: none !important;
}

.attendance__list {
    margin: 1rem 0 2rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.85rem;
}

.attendance__item {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.85rem;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.attendance__item--pending {
    border-left: 4px solid #ef4444;
}

.attendance__item--selected {
    border-left: 4px solid #16a34a;
    background: #f8fffb;
}

.attendance__item--no-attendance {
    border-left: 4px solid #64748b;
    background: #f8fafc;
}

.attendance__item:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
}

.attendance__card-head {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.attendance__student-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
}

.attendance__student-name {
    font-weight: 600;
    line-height: 1.3;
}

.attendance__student-meta {
    font-size: 0.8rem;
    color: #6b7280;
}

.attendance__status-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #64748b;
    font-weight: 700;
}

.attendance__selection-flag {
    font-size: 0.72rem;
    font-weight: 700;
    border-radius: 999px;
    padding: 0.22rem 0.55rem;
    white-space: nowrap;
}

.attendance__selection-flag--pending {
    background: #fee2e2;
    color: #991b1b;
}

.attendance__selection-flag--selected {
    background: #dcfce7;
    color: #166534;
}

.attendance__selection-flag--no-attendance {
    background: #e2e8f0;
    color: #334155;
}

.attendance__status-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.4rem;
}

.attendance__status-btn {
    padding: 0.48rem 0.3rem;
    border: 1px solid var(--border);
    background-color: white;
    color: var(--text);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 600;
    transition: all 0.2s;
}

.attendance__status-btn:hover {
    border-color: #93c5fd;
    background: #eff6ff;
}

.attendance__status-btn.active {
    color: white;
    font-weight: 700;
    border-color: transparent;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.attendance__status-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #f8fafc;
    border-color: #cbd5e1;
    color: #64748b;
    box-shadow: none;
    transform: none;
}

.attendance__status-btn.presente {
    color: #15803d;
    border-color: #bbf7d0;
}

.attendance__status-btn.ausente {
    color: #b91c1c;
    border-color: #fecaca;
}

.attendance__status-btn.tardanza {
    color: #a16207;
    border-color: #fde68a;
}

.attendance__status-btn.presente.active {
    background-color: var(--success);
}

.attendance__status-btn.ausente.active {
    background-color: var(--danger);
}

.attendance__status-btn.tardanza.active {
    background-color: var(--warning);
}

.attendance__actions {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

/* ===== CHECKBOX ===== */
.checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.checkbox input {
    width: 20px;
    height: 20px;
    cursor: pointer;
    margin-right: 0.75rem;
}

.checkbox__label {
    font-weight: 500;
}

/* ===== ERROR PAGE ===== */
.error-page {
    text-align: center;
    padding: 3rem 1rem;
}

.error-page__title {
    font-size: 4rem;
    color: var(--danger);
    margin-bottom: 1rem;
}

.error-page__message {
    font-size: 1.5rem;
    color: #6b7280;
    margin-bottom: 2rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .header__container {
        flex-direction: column;
        gap: 1rem;
    }

    .header__nav {
        flex-direction: column;
        gap: 0.5rem;
    }

    .attendance {
        padding: 1rem;
    }

    .attendance__title {
        font-size: 1.35rem;
    }

    .attendance__selector-card {
        padding: 0.85rem;
    }

    .attendance__selector-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.45rem;
    }

    .attendance__list {
        grid-template-columns: 1fr;
        gap: 0.7rem;
    }

    .attendance__status-buttons {
        grid-template-columns: 1fr;
    }

    .dashboard__actions {
        grid-template-columns: 1fr;
    }

    .login__box {
        padding: 2rem 1rem;
    }
}

/* ===== MIS CURSOS ===== */
.mis-cursos__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    gap: 1rem;
}

.mis-cursos__title {
    font-size: 1.8rem;
    color: var(--color-primary, #2c3e50);
    margin: 0;
}

.curso-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: 0 2px 6px rgba(0,0,0,.07);
    overflow: hidden;
}

.curso-card__header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: #f5f7fa;
    border-bottom: 1px solid #e0e0e0;
}

.curso-accordion__summary {
    cursor: pointer;
    list-style: none;
}

.curso-accordion__summary::-webkit-details-marker {
    display: none;
}

.curso-accordion__summary::after {
    content: '▸';
    color: #607d8b;
    font-size: 0.95rem;
    margin-left: auto;
    transition: transform 0.2s ease;
}

.curso-accordion[open] .curso-accordion__summary::after {
    transform: rotate(90deg);
}

.curso-card__nombre {
    font-size: 1.2rem;
    margin: 0;
    color: #2c3e50;
    flex: 1;
}

.curso-card__turno {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: capitalize;
    padding: 0.25rem 0.7rem;
    border-radius: 20px;
    color: #fff;
}

.curso-card__roles {
    display: flex;
    gap: 0.4rem;
}

.rol-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.2rem 0.55rem;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.rol-badge--profesor {
    background-color: #3b82f6;
    color: #fff;
}

.rol-badge--preceptor {
    background-color: #8b5cf6;
    color: #fff;
}

.turno--mañana  { background: #f39c12; }
.turno--tarde   { background: #2980b9; }
.turno--noche   { background: #8e44ad; }

.curso-card__count {
    font-size: 0.85rem;
    color: #666;
}

.curso-card__table-wrapper {
    overflow-x: auto;
}

.curso-card__sin-alumnos {
    padding: 1rem 1.5rem;
    color: #888;
    font-style: italic;
}

.tabla-alumnos {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.93rem;
}

.tabla-alumnos th {
    background: #eceff1;
    color: #37474f;
    font-weight: 600;
    text-align: left;
    padding: 0.7rem 1rem;
    border-bottom: 2px solid #cfd8dc;
}

.tabla-alumnos td {
    padding: 0.6rem 1rem;
    border-bottom: 1px solid #f0f0f0;
    color: #333;
}

.tabla-alumnos tbody tr:last-child td {
    border-bottom: none;
}

.tabla-alumnos tbody tr:hover {
    background: #fafafa;
}

.fila--cumpleanos {
    background: #fff8e1 !important;
}

.fila--cumpleanos:hover {
    background: #fff3cd !important;
}

.cumpleanos-badge {
    font-size: 1rem;
    margin-left: 0.3rem;
}

/* ===== STUDENT MANAGEMENT ===== */
.student-management {
    padding: 2rem 0;
}

.student-management__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.student-management__header-actions {
    display: flex;
    gap: 0.6rem;
    align-items: center;
    flex-wrap: wrap;
}

.student-management__title {
    margin: 0;
    color: #1f2937;
}

.student-management__subtitle {
    margin: 0.35rem 0 0;
    color: #6b7280;
}

.student-management__filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

.student-management__filter {
    display: inline-block;
    padding: 0.55rem 0.9rem;
    border-radius: 999px;
    text-decoration: none;
    color: var(--text);
    background: #e5e7eb;
    font-weight: 600;
}

.student-management__filter--active {
    background: var(--primary);
    color: #fff;
}

.student-management__search {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.student-management__search-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem;
}

.student-management__search-grid .form-group {
    margin-bottom: 0;
}

.student-management__search-actions {
    margin-top: 0.85rem;
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.student-management__table-wrapper {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow-x: auto;
}

.student-management__table th:last-child,
.student-management__table td:last-child {
    min-width: 240px;
}

.student-management__row--inactive {
    background: #f9fafb;
}

.student-management__status {
    display: inline-block;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.student-management__status--active {
    background: #dcfce7;
    color: #166534;
}

.student-management__status--inactive {
    background: #fee2e2;
    color: #991b1b;
}

.student-management__reason {
    display: block;
    margin-top: 0.35rem;
    color: #6b7280;
}

.student-management__history {
    font-size: 0.88rem;
}

.student-management__history summary {
    cursor: pointer;
    color: var(--primary);
    font-weight: 600;
}

.student-management__history-list {
    margin: 0.5rem 0 0;
    padding-left: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.student-management__history-list li {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    color: #374151;
}

.student-management__history-list li span {
    color: #6b7280;
    font-size: 0.8rem;
}

.student-management__history-list li small {
    color: #4b5563;
    line-height: 1.35;
}

.student-management__readonly-note {
    display: inline-block;
    color: #6b7280;
    font-size: 0.82rem;
    font-weight: 600;
}

.student-management__actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.student-management__move-btn {
    background: var(--warning);
    color: #fff;
}

.student-management__warning-btn {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #f59e0b;
}

.student-management__warning-btn:hover {
    background: #fde68a;
}

.student-management__warning-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.35rem;
    height: 1.35rem;
    border-radius: 999px;
    background: #b91c1c;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0 0.35rem;
}

.student-management__incomplete-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 0.4rem;
    width: 1.05rem;
    height: 1.05rem;
    border-radius: 999px;
    background: #f59e0b;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 800;
}

.student-management__row--incomplete {
    background: #fffaf0;
}

.student-management__incomplete-list {
    margin: 0;
    padding-left: 1rem;
    color: #92400e;
    font-size: 0.85rem;
}

.student-management__move-btn:hover {
    background: #d97706;
}

.student-management__overlay {
    position: fixed;
    inset: 0;
    background: rgba(17, 24, 39, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    z-index: 1000;
}

.student-management__overlay[hidden] {
    display: none !important;
}

.student-management__dialog {
    width: min(100%, 560px);
    background: #fff;
    border-radius: 14px;
    padding: 1.5rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.22);
}

.student-management__dialog-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.student-management__dialog-title {
    margin: 0;
    color: #111827;
}

.student-management__dialog-subtitle {
    margin: 0.35rem 0 0;
    color: #6b7280;
}

.student-management__dialog-close {
    border: none;
    background: transparent;
    color: #6b7280;
    font-size: 1.8rem;
    line-height: 1;
    cursor: pointer;
}

.student-management__textarea {
    min-height: 110px;
    resize: vertical;
}

.student-management__dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.student-form {
    padding: 2rem 0;
    max-width: 960px;
    margin: 0 auto;
}

.student-form__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.student-form__title {
    margin: 0;
    color: #1f2937;
}

.student-form__subtitle {
    margin: 0.35rem 0 0;
    color: #6b7280;
}

.student-form__card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.student-form__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 1.25rem;
}

.student-form__course-field {
    grid-column: 1 / -1;
}

.student-form__full-width {
    grid-column: 1 / -1;
}

.student-form__section {
    margin-top: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.student-form__section-title {
    margin: 0;
    color: #1f2937;
}

.student-form__section-subtitle {
    margin: 0.35rem 0 0;
    color: #6b7280;
}

.student-form__hint {
    display: block;
    margin-top: 0.45rem;
    color: #6b7280;
}

.student-form__readonly-box {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #f9fafb;
    color: #111827;
    font-weight: 600;
}

.student-form__meta {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin: 0.5rem 0 1.25rem;
    padding: 1rem;
    border-radius: 10px;
    background: #eff6ff;
    color: #1e3a8a;
}

.student-form__actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .student-management__header {
        flex-direction: column;
        align-items: stretch;
    }

    .student-management__actions {
        min-width: 200px;
    }

    .student-management__search-grid {
        grid-template-columns: 1fr;
    }

    .student-management__search-actions {
        justify-content: flex-start;
    }

    .student-management__dialog {
        padding: 1.1rem;
    }

    .student-form__header {
        flex-direction: column;
        align-items: stretch;
    }

    .student-form__grid {
        grid-template-columns: 1fr;
    }
}

/* Attendance birthday badge */
.attendance__birthday {
    font-size: 1.1rem;
    margin-left: 0.4rem;
    animation: bounce 1s infinite alternate;
}

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

/* ===== AUDIT LOG ===== */
.audit-log {
    padding: 0.5rem 0;
}

.audit-log h1 {
    margin: 0 0 1rem;
    color: #1f2937;
}

.audit-log .card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.audit-log .card-header {
    padding: 0.9rem 1rem;
    background: #f8fafc;
    border-bottom: 1px solid #e5e7eb;
}

.audit-log .card-body {
    padding: 1rem;
}

.audit-log .row.g-3 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.85rem;
}

.audit-log .col-md-3,
.audit-log .col-md-12 {
    width: 100%;
}

.audit-log .form-label {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 600;
    color: #334155;
}

.audit-log .form-select,
.audit-log .form-control {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.62rem 0.7rem;
    background: #fff;
    color: #1f2937;
}

.audit-log .form-select:focus,
.audit-log .form-control:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.13);
}

.audit-log .d-flex.align-items-end.gap-2 {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
}

.audit-log .table-responsive {
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: auto;
    background: #fff;
}

.audit-log .table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1040px;
}

.audit-log .table th,
.audit-log .table td {
    text-align: left;
    padding: 0.7rem 0.8rem;
    border-bottom: 1px solid #edf2f7;
    vertical-align: top;
}

.audit-log .table thead,
.audit-log .table .table-dark {
    background: #0f172a;
    color: #f8fafc;
}

.audit-log .table tbody tr:hover {
    background: #f8fbff;
}

.audit-log .text-muted {
    color: #64748b;
}

.audit-log .badge {
    display: inline-block;
    border-radius: 999px;
    padding: 0.2rem 0.58rem;
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.2;
}

.audit-log .bg-success {
    background: #dcfce7;
    color: #166534;
}

.audit-log .bg-info {
    background: #dbeafe;
    color: #1e40af;
}

.audit-log .bg-warning {
    background: #fef3c7;
    color: #92400e;
}

.audit-log .bg-danger {
    background: #fee2e2;
    color: #991b1b;
}

.audit-log .bg-primary {
    background: #dbeafe;
    color: #1d4ed8;
}

.audit-log .bg-secondary {
    background: #e5e7eb;
    color: #374151;
}

.audit-log .btn.btn-xs {
    padding: 0.35rem 0.55rem;
    font-size: 0.78rem;
    border-radius: 6px;
}

.audit-log .btn-info {
    background: #0ea5e9;
    color: #fff;
}

.audit-log .btn-info:hover {
    background: #0284c7;
}

.audit-log .pagination {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0;
    margin: 1rem 0 0;
    flex-wrap: wrap;
}

.audit-log .page-link {
    display: inline-block;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    padding: 0.42rem 0.65rem;
    text-decoration: none;
    color: #1f2937;
    background: #fff;
    font-weight: 600;
}

.audit-log .page-item.active .page-link {
    background: #1d4ed8;
    border-color: #1d4ed8;
    color: #fff;
}

.audit-log .page-link:hover {
    background: #eff6ff;
    border-color: #93c5fd;
}

@media (max-width: 1024px) {
    .audit-log .row.g-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .audit-log .row.g-3 {
        grid-template-columns: 1fr;
    }

    .audit-log .d-flex.align-items-end.gap-2 {
        align-items: stretch;
        flex-direction: column;
    }
}

/* ===== ADMIN USERS ===== */
.admin-users__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    gap: 1rem;
}

.admin-users__header-actions {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.admin-users__title {
    margin: 0;
    color: #1f2937;
}

.admin-users__subtitle {
    margin: 0 0 1rem;
    color: #1f2937;
}

.admin-users__create-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.admin-users__form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem 1.25rem;
    align-items: end;
}

.admin-users__courses-group {
    grid-column: 1 / -1;
}

.admin-users__multiselect {
    min-height: 130px;
}

.admin-users__table-wrapper {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: auto;
}

.admin-users__table {
    width: 100%;
    border-collapse: collapse;
    min-width: 900px;
}

.admin-users__table th,
.admin-users__table td {
    padding: 0.75rem 0.9rem;
    border-bottom: 1px solid #eef2f7;
    text-align: left;
}

.admin-users__table th {
    background: #f8fafc;
    color: #334155;
}

.admin-users__hint {
    color: #64748b;
    font-size: 0.85rem;
}

.admin-users__inline-form {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.admin-users__inline-select {
    min-height: 100px;
    min-width: 250px;
}

.admin-users__inline-actions {
    display: flex;
    justify-content: flex-start;
}

.admin-users__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.admin-users__edit-actions {
    grid-column: 1 / -1;
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

/* ===== REPORTS ===== */
.reports__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.reports__title,
.reports__results-title {
    margin: 0;
    color: #1f2937;
}

.reports__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.reports__card,
.reports__results {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.reports__results {
    margin-top: 1.5rem;
}

.reports__card-title {
    margin: 0 0 0.6rem;
}

.reports__card-text,
.reports__meta {
    color: #6b7280;
    margin-bottom: 0.9rem;
}

.reports__table-wrapper {
    overflow-x: auto;
}

.reports__table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

.reports__table th,
.reports__table td {
    padding: 0.75rem 0.9rem;
    border-bottom: 1px solid #eef2f7;
    text-align: left;
}

.reports__table th {
    background: #f8fafc;
    color: #334155;
}