@import url("https://fonts.googleapis.com/css2?family=Lobster&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Roboto:ital,wght@0,100..900;1,100..900&family=SN+Pro:ital,wght@0,200..900;1,200..900&display=swap");
body {
    font-family: "Roboto", sans-serif;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ========= Variables ========= */
:root,
:root[data-theme="light"] {
    /* colors */
    --form-placeholder-color: rgb(74 74 74 / 75%);
    --form-border: #ccc;
    --label-color: #333333;
    --white-color: #fff;
    --d-danger-hover-color: #ca0014;
    --danger-hover-color: #ff0019;
    --primary-color: #0d6efd;
    --task-title-color: #545454;
    --info-notification-message-color: #004085;
    --time-label-color: #6c757d;
    --notification-info-border-color: #0d6efd;
    --notification-error-border-color: #dc3545;
    --notification-error-message-color: #721c24;
    --notification-success-border-color: #28a745;
    /* background colors */
    --backdrop-background-color: rgba(0, 0, 0, 0.45);
    --bg-white-color: #fff;
    --notification-error-background-color: #fdf5f5;
    --notification-info-background-color: #f0f5ff;
    --notification-success-background-color: #f0f8f4;
    /* box shadow colors */
    --box-shadow-color: rgba(0, 0, 0, 0.18);
    --box-shadow-notification-color: rgba(0, 0, 0, 0.15);
}

:root[data-theme="dark"] {
    /* colors (dark variants) */
    --form-placeholder-color: rgb(200 200 200 / 80%);
    --form-border: #555;
    --label-color: #e2e2e2;
    --white-color: #0b1018;
    --d-danger-hover-color: #ff4b5a;
    --danger-hover-color: #ff6b7a;
    --primary-color: #4ea3ff;
    --task-title-color: #f1f1f1;
    --info-notification-message-color: #cfe4ff;
    --time-label-color: #c0c4cc;
    --notification-info-border-color: #4ea3ff;
    --notification-error-border-color: #ff6b7a;
    --notification-error-message-color: #ffc2c7;
    --notification-success-border-color: #63d48b;
    /* background colors */
    --backdrop-background-color: rgba(0, 0, 0, 0.65);
    --bg-white-color: #121827;
    --notification-error-background-color: #3a1218;
    --notification-info-background-color: #10223d;
    --notification-success-background-color: #0f2b1e;
    /* box shadow colors */
    --box-shadow-color: rgba(0, 0, 0, 0.8);
    --box-shadow-notification-color: rgba(0, 0, 0, 0.7);
}
/* ========= Reusable Classes ========= */
.w-fit {
    width: fit-content;
}
.h-fit {
    height: fit-content;
}

/* Fonts */
.lobster {
    font-family: "Lobster Two", sans-serif;
}
.font-small {
    font-size: 0.9rem;
}

/* headings */
.fs-head1 {
    font-size: clamp(2.9rem, 5.5vw, 4.2rem);
    font-family: "Lobster Two", sans-serif;
    font-weight: 600;
}

/* Spacing */
.padd-block-8 {
    padding-block: 8px;
}

/* Form */
.form-control {
    padding-block: 10.5px;
}
.form-control::placeholder {
    color: var(--form-placeholder-color);
}
:disabled {
    cursor: not-allowed !important;
    pointer-events: all !important;
}

/* Cursor */
.cursor-pointer {
    cursor: pointer;
}

/* Transitions */
.trans-3 {
    transition: all 0.3s ease-in-out;
}

/* =======header section========= */
#theme-toggle {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: grid;
    place-items: center;
}

/* ========= Form ========= */
main > .container {
    max-width: 700px;
}
#tasks-form {
    border: 2px solid var(--form-border) !important;
}
.invalid-feedback {
    font-size: 0.95rem;
    color: var(--danger-hover-color);
}
.advanced-fields-toggle .fa-angle-down.active {
    rotate: -180deg;
}
#task-time {
    position: relative;
}
#task-time::placeholder {
    content: "mm/dd/yyyy - --:--:--";
    position: absolute;
    top: 50%;
    transform: translateY(-39%);
    left: 13px;
    color: var(--time-label-color);
}
.time-placeholder {
    width: fit-content;
    position: absolute;
    top: 50%;
    transform: translateY(-39%);
    left: 13px;
    color: var(--time-label-color);
}

/* Advanced fields toggle */
.advanced-fields-toggle {
    font-size: 0.9rem;
    color: var(--time-label-color);
    text-decoration: none;
}

.advanced-fields-toggle:hover,
.advanced-fields-toggle:focus-visible {
    color: var(--primary-color);
}

/* Advanced task options container (smooth slide) */
.advanced-task-options {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-4px);
    transition:
        max-height 0.25s ease,
        opacity 0.2s ease,
        transform 0.25s ease;
}

.advanced-task-options--open {
    max-height: 350px; /* enough to show both fields */
    opacity: 1;
    transform: translateY(0);
    margin-top: 0.1rem;
}

/* ========= Tabs ========= */
.tabs .active {
    background-color: var(--primary-color);
    color: var(--white-color);
}

/* ========= Notification Switcher ========= */
.notification-switcher input {
    margin-top: 3px !important;
    height: 1.3em !important;
    width: 2.5em !important;
    margin-right: -3em !important;
    cursor: pointer;
}
.notification-switcher label {
    font-size: 1.15rem !important;
    color: var(--label-color);
}

/* ========= Task Container ========= */
#tasks-container {
    max-width: 800px;
}
#tasks-container h2 {
    font-size: clamp(2.2rem, 4vw, 4rem);
}

.custom-list-item {
    background-color: #f8f9fa;
    border: 1px solid var(--form-border);
    color: var(--label-color);
}
:root[data-theme="dark"] .custom-list-item {
    background-color: #0b1018;
}
.custom-list-item .wrapper .content > p {
    color: var(--time-label-color);
}

/* Tasks filters - horizontal slider on small screens */
.tasks-filters {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.tasks-filters::-webkit-scrollbar {
    display: none;
}
.tasks-filters > .btn {
    flex: 0 0 auto;
    white-space: nowrap;
    display: flex !important;
    align-items: center;
    gap: 1px;
}
.tasks-filters .btn .filter-badge {
    width: 20px;
    height: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    margin-inline-start: 5px;
    margin-top: 3px;
}
.tasks-filters .btn[data-filter="pending"] {
    border-inline: none;
}

.tasks-filters-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

/* Advanced filters toggle */
.advanced-filters-toggle {
    font-size: 0.9rem;
    color: var(--time-label-color);
    text-decoration: none;
}

.advanced-filters-toggle:hover,
.advanced-filters-toggle:focus-visible {
    color: var(--primary-color);
}

.advanced-filters-toggle .fa-angle-down {
    transition: transform 0.3s ease;
}

.advanced-filters-toggle .fa-angle-down.active {
    transform: rotate(180deg);
}

.tasks-advanced-filters {
    font-size: 0.85rem;
    max-height: 0;
    /* overflow: hidden; */
    opacity: 0;
    transform: translateY(-4px);
    transition:
        max-height 0.25s ease,
        opacity 0.2s ease,
        transform 0.25s ease;
}

.tasks-advanced-filters--open {
    max-height: 200px; /* enough to show the filter controls */
    opacity: 1;
    transform: translateY(0);
    margin-top: 0.5rem;
}

.tasks-advanced-filters .form-label-sm {
    font-size: 0.8rem;
    color: var(--time-label-color);
}

.tasks-advanced-filters .form-control-sm,
.tasks-advanced-filters .form-select-sm {
    padding-block: 0.25rem;
}

@media (max-width: 576px) {
    .tasks-filters {
        justify-content: flex-start !important;
    }

    /* Ensure datetime is visible on mobile */
    .time-label {
        font-size: 0.8rem !important;
        word-break: break-word;
        text-align: right;
        white-space: normal;
        line-height: 1.3;
        width: 100%;
        margin-top: 0.5rem;
    }

    .custom-list-item .wrapper .content {
        flex: 1 1 100%;
        min-width: 0;
    }

    .custom-list-item .wrapper .actions {
        flex: 0 0 auto;
    }

    /* Ensure datetime-local input is visible on mobile */
    #task-time {
        font-size: 1rem !important;
        min-height: 44px; /* iOS touch target size */
    }
}

.task-weekly-summary {
    font-size: 0.85rem;
    color: var(--label-color);
}

/* Theme + install controls - floating group */
.header-actions {
    position: fixed;
    right: 1.25rem;
    top: 1.25rem;
    flex-direction: column;
    gap: 0.5rem;
    z-index: 1100;
    align-items: flex-end;
    z-index: 1100;
}

#theme-toggle,
#install-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.2rem !important;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0px 8px rgb(0 0 0 / 8%);
    background-color: var(--bg-white-color);
    border: 1px solid var(--form-border);
    color: var(--label-color);
    transition:
        background-color 0.2s ease,
        color 0.2s ease,
        box-shadow 0.2s ease,
        border-color 0.2s ease;
}
@media (max-width: 992px) {
    .header-actions {
        bottom: 1.25rem;
        top: auto;
    }
    #theme-toggle,
    #install-btn {
        font-size: 1rem !important;
        width: 45px;
        height: 45px;
    }
}

/* Drag-and-drop reorder */
.wrapper {
    position: relative;
}
.wrapper .content {
    margin-inline-start: 7px;
}
.task-drag-handle {
    cursor: grab;
    align-self: center;
    padding: 0.25rem;
    position: absolute;
    left: -18px;
    top: -12px;
}
.task-drag-handle:active {
    cursor: grabbing;
}
.custom-list-item.task-dragging {
    opacity: 0.6;
}
.custom-list-item.task-drag-over {
    outline: 2px dashed var(--primary-color);
    outline-offset: 2px;
}

.custom-list-item.task-overdue h4 {
    text-decoration: line-through;
    opacity: 0.6;
}
.custom-list-item .time-label.task-overdue {
    color: var(--d-danger-hover-color) !important;
}
.actions .text-danger:hover {
    color: var(--danger-hover-color) !important;
}
.actions .fa-angle-down {
    rotate: -90deg;
}
.actions .fa-angle-down.active {
    rotate: 0deg;
}
.actions .fa-angle-down:hover,
.actions .fa-angle-down.active {
    color: var(--primary-color) !important;
}
.wrapper .content h4 {
    letter-spacing: -0.8px;
    font-weight: 500;
    font-size: clamp(1.2rem, 2vw, 1.3rem);
    color: var(--task-title-color);
}

/* Completed tasks */
.custom-list-item.task-completed h4 {
    text-decoration: line-through;
    opacity: 0.7;
}
.custom-list-item.task-completed .time-label {
    color: var(--time-label-color);
}

/* Ensure time label is always visible */
.time-label {
    min-width: 0; /* Allow flex shrinking */
    flex-shrink: 1;
    overflow: visible;
}
.task-complete-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.1rem 0.45rem;
    border-radius: 999px;
}

.icon-btn {
    background: none;
    border: none;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.icon-btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 999px;
}
.wrapper .content > p {
    height: 0;
    overflow: hidden;
    margin-block: 0 !important;
    transition: all 0.3s ease-in-out;
}
.wrapper .content > p.show {
    height: auto;
    margin-block: 1rem !important;
}

/* ========= Task Meta (Priority + Tags) ========= */
.task-meta {
    font-size: 0.8rem;
    font-size: clamp(0.87rem, 1.5vw, 1rem);
}

.task-priority-badge {
    padding-inline: 0.65rem;
}

.task-priority-low {
    background-color: #e7f5ff;
    color: #0c5460;
}

.task-priority-medium {
    background-color: #fff3cd;
    color: #856404;
}

.task-priority-high {
    background-color: #f8d7da;
    color: #721c24;
}

.task-tag-badge {
    background-color: #e9ecef;
    color: #495057;
}

/* ========= Notifications ========= */
.notifications-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
}

/* ========= Notifications Modal (Enable Prompt) ========= */
.notifications-modal-backdrop {
    position: fixed;
    inset: 0;
    background: var(--backdrop-background-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.notifications-modal {
    background: var(--bg-white-color);
    border-radius: 10px;
    padding: 20px 22px;
    max-width: 380px;
    width: calc(100% - 40px);
    box-shadow: 0 10px 30px var(--box-shadow-color);
}

.notifications-modal h3 {
    margin: 0;
    font-size: 1.2rem;
}

.notifications-modal p {
    margin: 0.75rem 0 0;
    font-size: 0.95rem;
}

.notification {
    padding: 16px 20px;
    border-radius: 8px;
    background-color: var(--bg-white-color);
    border-left: 4px solid;
    box-shadow: 0 4px 12px var(--box-shadow-notification-color);
    animation: slideIn 0.3s ease-in-out;
    max-width: 100%;
}

.notification.success {
    border-left-color: var(--notification-success-border-color);
    background-color: var(--notification-success-background-color);
}

.notification.success .notification-message {
    color: var(--success-notification-message-color);
}

.notification.error {
    border-left-color: var(--notification-error-border-color);
    background-color: var(--notification-error-background-color);
}

.notification.error .notification-message {
    color: var(--notification-error-message-color);
}

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

.notification.info .notification-message {
    color: var(--info-notification-message-color);
}

.notification-message {
    font-size: 0.95rem;
    margin: 0;
    font-weight: 500;
}

/* ========= Initial Loader ========= */
.initial-loader {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(4px);
    z-index: 1200;
    opacity: 1;
    transition: opacity 0.3s ease-in-out;
}

.initial-loader.initial-loader--hidden {
    opacity: 0;
    pointer-events: none;
}

.initial-loader-content h2 {
    font-size: 1.6rem;
    font-family: "Lobster Two", sans-serif;
}

/* ========= Scroll Reveal Animations ========= */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(16px);
    transition:
        opacity 0.4s ease-out,
        transform 0.4s ease-out;
}

.reveal-on-scroll.reveal-on-scroll--visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========= Footer ========= */
.app-footer {
    border-top: 1px solid var(--form-border);
    background-color: var(--bg-white-color);
}
.app-footer a {
    text-decoration: none;
}
.app-footer a:hover {
    text-decoration: underline;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}