/* Custom styles for PulseSTD */

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

/* Global styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

/* Navigation */
.navbar-brand {
    font-weight: 600;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: rgba(255, 255, 255, 0.8) !important;
}

.nav-quick-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: none !important;
    background: transparent !important;
    color: #fff !important;
    box-shadow: none !important;
}

.nav-quick-link i {
    font-size: 1.35rem;
}

.nav-quick-link:hover,
.nav-quick-link:focus {
    background-color: rgba(255, 255, 255, 0.18) !important;
}

.app-quick-palette-vertical {
    position: fixed;
    right: 24px;
    top: 180px;
    z-index: 1040;
    width: 68px;
    min-height: 72px;
    padding: 12px 10px;
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.app-quick-palette-title {
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    color: #6c757d;
    margin-bottom: 0.35rem;
}

.app-quick-palette-vertical .btn {
    width: 46px;
    height: 44px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-quick-palette-vertical .btn i {
    font-size: 1.1rem;
}

@media (max-width: 1199.98px) {
    .app-quick-palette-vertical {
        display: none !important;
    }
}

/* Cards */
.card {
    border: none;
    border-radius: 0.75rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
    font-weight: 600;
}

/* Buttons */
.btn {
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    border: none;
}

.btn-success {
    background: linear-gradient(135deg, #198754 0%, #157347 100%);
    border: none;
}

.btn-warning {
    background: linear-gradient(135deg, #ffc107 0%, #ffca2c 100%);
    border: none;
    color: #000;
}

.event-priority-toggle {
    all: unset;
    -webkit-appearance: none !important;
    appearance: none !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
    border: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    color: inherit;
    line-height: 1;
    flex-shrink: 0;
    cursor: pointer;
    text-decoration: none;
    outline: none;
    border-radius: 0 !important;
    min-width: 0;
    min-height: 0;
    width: 1em;
    height: 1em;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.event-priority-toggle:hover,
.event-priority-toggle:focus {
    opacity: 0.85;
}

.event-priority-toggle .bi,
.event-priority-toggle i {
    display: inline-block;
    line-height: 1;
}

.event-priority-toggle:focus-visible {
    outline: 2px solid rgba(13, 110, 253, 0.45);
    outline-offset: 2px;
    border-radius: 6px !important;
}

.event-priority-toggle::-moz-focus-inner {
    border: 0;
    padding: 0;
}

.event-priority-toggle:disabled {
    cursor: default;
    opacity: 0.65;
}

.event-priority-toggle[aria-disabled="true"],
.event-priority-toggle.is-busy {
    cursor: default;
    opacity: 0.65;
    pointer-events: none;
}

.course-backlog-toggle {
    font-size: 1.3rem;
    color: #6c757d !important;
    vertical-align: baseline;
    margin-left: 0.25rem;
}

.course-backlog-toggle .bi,
.course-backlog-toggle i {
    color: inherit !important;
}

.course-title-text {
    display: inline;
    overflow-wrap: anywhere;
}

.truncated-url-link {
    display: inline-block;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: bottom;
}

.course-backlog-toggle.in-backlog,
.js-course-backlog-toggle.in-backlog {
    color: #fd7e14 !important;
}

.course-backlog-toggle-disabled {
    display: inline;
    font-size: 1.3rem;
    line-height: 1;
    vertical-align: baseline;
    margin-left: 0.25rem;
}

.course-backlog-toggle-title {
    font-size: 1.45rem;
    position: relative;
    top: -1px;
}

/* Admin actions */
.admin-header {
    gap: 1rem;
    flex-wrap: wrap;
}
.admin-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.admin-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.admin-action-label {
    white-space: nowrap;
}
@media (max-width: 768px) {
    .admin-action-btn .admin-action-label {
        display: none;
    }
    .admin-action-btn {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
}

/* Зеленая галочка вместо крестика (сквозной) */
.btn-approve {
    width: 2em;
    height: 2em;
    --bs-btn-close-bg: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23198754'%3E%3Cpath d='M10.97 4.97a.75.75 0 0 1 1.071 1.05l-3.992 4.99a.75.75 0 0 1-1.08.02L4.324 8.384a.75.75 0 1 1 1.06-1.06l2.094 2.093 3.473-4.425z'/%3E%3C/svg%3E");
    background-image: var(--bs-btn-close-bg);
    background-size: 16px;
    background-position: center;
    background-repeat: no-repeat;
    background-color: transparent;
    filter: none;
    opacity: 1;
}
.btn-close.btn-approve {
    background: transparent var(--bs-btn-close-bg) center/30px auto no-repeat;
}
.btn-approve:hover { opacity: .75; }
.btn-approve:focus { box-shadow: 0 0 0 .25rem rgba(25, 135, 84, .25); opacity: 1; }
.btn-approve::after { display: none; }

/* Forms */
.form-control, .form-select {
    border-radius: 0.5rem;
    border: 1px solid #dee2e6;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.input-group-text {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    color: var(--secondary-color);
}

/* Alerts */
.alert {
    border: none;
    border-radius: 0.75rem;
    font-weight: 500;
}

/* Success alerts (общие) */
.alert-success {
    background: linear-gradient(135deg, #d1e7dd 0%, #badbcc 100%);
    color: #0f5132;
}

.alert-danger {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c2c7 100%);
    color: #842029;
}

.alert-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffecb5 100%);
    color: #664d03;
}

.alert-info {
    background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
    color: #055160;
}

/* Яркий оранжевый алерт для операций с бэклогом — как и иконка бэклога */
.alert-backlog {
    background-color: #fd7e14 !important;
    background-image: none !important;
    color: #fff !important;
    border: 1px solid #fd7e14 !important;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 31px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary-color), var(--info-color));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-marker {
    position: absolute;
    left: -25px;
    top: 15px;
    width: 20px;
    height: 20px;
    background: white;
    border: 3px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.timeline-content {
    margin-left: 20px;
}

/* Badges */
.badge {
    font-weight: 500;
    padding: 0.5em 0.75em;
    border-radius: 0.5rem;
}

/* Dropdown */
.dropdown-menu {
    border: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    border-radius: 0.75rem;
}

.dropdown-item {
    transition: background-color 0.2s ease;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
}

/* Modal */
.modal-content {
    border: none;
    border-radius: 1rem;
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.modal-header {
    border-bottom: 1px solid #dee2e6;
    font-weight: 600;
}

/* Footer */
footer {
    margin-top: auto;
}

/* Responsive */
@media (max-width: 768px) {
    .timeline {
        padding-left: 20px;
    }
    
    .timeline::before {
        left: 10px;
        width: 2px;
    }
    
    .timeline-marker {
        left: -15px;
        width: 16px;
        height: 16px;
    }
    
    .timeline-content {
        margin-left: 10px;
    }
    
    .card-body {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1.25rem;
    }

    .navbar-nav .nav-link {
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }

    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .btn {
        min-height: 40px;
    }

    .card:hover {
        transform: none;
        box-shadow: none !important;
    }
}

/* Bottom navigation for mobile */
.bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 4px;
    padding: 6px 6px calc(8px + env(safe-area-inset-bottom));
    background: #fff;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 -6px 18px rgba(15, 23, 42, 0.08);
    z-index: 1040;
}

.bottom-nav__link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 6px 2px;
    min-width: 0;
    font-size: 0.7rem;
    line-height: 1.1;
    color: #6c757d;
    text-decoration: none;
    border-radius: 10px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.bottom-nav__link i {
    font-size: 1.25rem;
}

.bottom-nav__link span {
    display: block;
    text-align: center;
}

.bottom-nav__link.active {
    color: var(--primary-color);
    background-color: rgba(13, 110, 253, 0.12);
}

.bottom-nav__link:active,
.bottom-nav__link.is-pressed {
    background-color: rgba(13, 110, 253, 0.18);
    transform: translateY(1px);
}

@media (max-width: 991.98px) {
    body.has-bottom-nav {
        padding-bottom: calc(70px + env(safe-area-inset-bottom));
    }

    body.has-bottom-nav .pwa-install-cta {
        bottom: calc(86px + env(safe-area-inset-bottom));
    }
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Custom utilities */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-soft {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}

.border-soft {
    border: 1px solid rgba(0, 0, 0, 0.05) !important;
}

/* Backlog toggle: подчёркнутое состояние "в бэклоге" (золотой/оранжевый) */
button.js-backlog-toggle.in-backlog,
.btn.js-backlog-toggle.in-backlog {
    border-color: #fd7e14 !important;
    color: #fd7e14 !important;
    background-color: rgba(253, 126, 20, 0.06) !important;
}

button.js-backlog-toggle.in-backlog i,
.btn.js-backlog-toggle.in-backlog i,
.js-backlog-toggle.in-backlog .bi {
    color: #fd7e14 !important;
}

.backlog-cta {
    border-color: #fd7e14 !important;
    color: #fd7e14 !important;
    background-color: rgba(253, 126, 20, 0.06) !important;
}

.backlog-cta i,
.backlog-cta .bi {
    color: #fd7e14 !important;
}

.backlog-cta .badge {
    background-color: #fd7e14 !important;
    color: #fff !important;
}

.timeline-cta {
    border-color: #0d6efd !important;
    color: #0d6efd !important;
    background-color: rgba(13, 110, 253, 0.06) !important;
}

.timeline-cta i,
.timeline-cta .bi {
    color: #0d6efd !important;
}

.timeline-cta .badge {
    background-color: #0d6efd !important;
    color: #fff !important;
}

.quick-palette-count-badge {
    position: absolute;
    right: -12px;
    bottom: -12px;
    transform: translate(50%, 50%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 20px;
    padding: 0 0.3rem;
    font-size: 0.65rem;
    line-height: 1;
    z-index: 2;
    pointer-events: none;
}

/* Сабкнопка-CTA в правом нижнем углу главной «+» в палитре.
   По геометрии повторяет .quick-palette-count-badge, но это
   полноценная кликабельная кнопка с собственным размером. */
.quick-palette-add-wrapper {
    position: relative;
    display: inline-flex;
}
.quick-palette-personal-cta {
    /* Скруглённый квадрат как у соседних кнопок палитры (btn-outline-secondary
       btn-lg), только меньший — ≈ 1/4 главной «+». Внутри — bi-plus-circle
       (контур-плюс). Никакого Bootstrap .btn — все стили локальные, чтобы
       :active не подмешивал transform и кнопка не «дёргалась» при ховере. */
    position: absolute;
    /* right: 0 + translate(50%, 50%) — центр по горизонтали на правом
       углу главной кнопки. По вертикали приподнимаем на 6px вверх,
       чтобы CTA визуально не «свисала» ниже соседей по палитре. */
    right: 0;
    bottom: 6px;
    transform: translate(50%, 50%);
    width: 28px;
    height: 28px;
    padding: 0;
    border-radius: 0.5rem;
    border: 1px solid #dee2e6;
    background-color: #fff;
    color: #6c757d;
    box-shadow: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    cursor: pointer;
    z-index: 3;
    transition:
        background-color 0.15s ease-in-out,
        color 0.15s ease-in-out,
        border-color 0.15s ease-in-out;
}
.quick-palette-personal-cta > i {
    font-size: 0.95rem;
    line-height: 1;
}
/* На каждое интерактивное состояние явно повторяем transform — иначе
   Bootstrap reboot/btn-defaults могут вмешаться и сместить узел. */
.quick-palette-personal-cta:hover {
    transform: translate(50%, 50%);
    background-color: #f8f9fa;
    color: #0d6efd;
    border-color: #adb5bd;
}
.quick-palette-personal-cta:focus,
.quick-palette-personal-cta:focus-visible {
    transform: translate(50%, 50%);
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}
.quick-palette-personal-cta:active {
    transform: translate(50%, 50%);
    background-color: #e9ecef;
}

.app-quick-palette-vertical .quick-palette-with-badge > i,
.app-quick-palette-vertical .quick-palette-with-badge > .bi {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.quick-tasks-cta.ongoing-cta {
    color: #0ea5a4;
    border-color: #0ea5a4;
    background-color: rgba(20, 184, 166, 0.12);
}

.quick-tasks-cta.ongoing-cta:hover,
.quick-tasks-cta.ongoing-cta:focus,
.quick-tasks-cta.ongoing-cta:active,
.quick-tasks-cta.ongoing-cta.active {
    color: #0f766e;
    border-color: #0f766e;
    background-color: rgba(20, 184, 166, 0.2);
}

.quick-tasks-cta.ongoing-cta:focus-visible {
    box-shadow: 0 0 0 0.2rem rgba(20, 184, 166, 0.35);
}

.quick-tasks-cta.ongoing-cta i,
.quick-tasks-cta.ongoing-cta .bi {
    color: inherit !important;
}

.quick-tasks-cta.ongoing-cta .badge {
    background-color: #14b8a6 !important;
    color: #fff !important;
}

.app-quick-palette-vertical .quick-tasks-cta {
    position: relative;
}

.quick-tasks-badge {
    background-color: #14b8a6 !important;
    color: #fff !important;
    /* v1.55.80: easter-egg на этом бейдже (открывает форму создания
       задачи через global handler в main.js, см. v1.55.49). Базовый
       .quick-palette-count-badge имеет pointer-events: none — клики
       проходят сквозь него на родительский <a>, и браузер сразу
       навигировал на /quick-tasks мимо нашего handler'а. Возвращаем
       pointer-events для этого конкретного бейджа. */
    pointer-events: auto !important;
    cursor: pointer;
}

.quick-ongoing-badge {
    background-color: #dbeafe !important;
    color: #1d4ed8 !important;
}

.quick-timeline-badge {
    background-color: #0d6efd !important;
    color: #fff !important;
}

.quick-timeline-badge.is-all-completed {
    background-color: #4f79d6 !important;
    color: #ffffff !important;
    min-width: 22px;
    height: 20px;
    padding: 0;
}

.quick-timeline-badge.is-all-completed .bi {
    font-size: 0.82rem;
    line-height: 1;
    color: #ffffff !important;
    margin-top: 0;
    position: static !important;
    left: auto !important;
    top: auto !important;
    transform: none !important;
}

.ongoing-cta {
    position: relative;
    color: #3b82f6;
    border-color: #3b82f6;
}

.ongoing-cta:hover,
.ongoing-cta:focus {
    color: #1d4ed8;
    border-color: #1d4ed8;
    background-color: #eff6ff;
}

.ongoing-cta i,
.ongoing-cta .bi {
    color: inherit !important;
}

.ongoing-cta .badge {
    background-color: #dbeafe !important;
    color: #1d4ed8 !important;
}

/* PWA Install CTA */
.offline-banner {
    position: fixed;
    left: 12px;
    right: 12px;
    top: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.92);
    color: #fff;
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.25);
    z-index: 1060;
}

.offline-banner__text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 0.9rem;
}

.offline-banner__text span {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.8);
}

.offline-banner__actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.offline-banner .btn {
    border-color: rgba(255, 255, 255, 0.4);
}

.pwa-install-cta {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
    border: 1px solid rgba(0, 0, 0, 0.06);
    z-index: 1050;
}

.pwa-install-cta__text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.pwa-install-cta__text span {
    font-size: 0.85rem;
    color: #6b7280;
}

.pwa-install-cta__actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

@media (max-width: 576px) {
    .offline-banner {
        flex-direction: column;
        align-items: flex-start;
    }

    .offline-banner__actions {
        width: 100%;
    }

    .offline-banner__actions .btn {
        flex: 1 1 auto;
    }

    .pwa-install-cta {
        flex-direction: column;
        align-items: flex-start;
    }

    .pwa-install-cta__actions {
        width: 100%;
    }

    .pwa-install-cta__actions .btn {
        flex: 1 1 auto;
    }
}

@media (min-width: 992px) {
    .pwa-install-cta {
        left: auto;
        right: 24px;
        max-width: 380px;
    }
}