:root {
    /* Light Mode (Default) */
    --bg-color: #f6f8fa;
    --card-bg: rgba(255, 255, 255, 0.9);
    --primary-color: #0969da;
    --secondary-color: #cf222e;
    --accent-blue: #0969da;
    --text-color: #1f2328;
    --text-muted: #636c76;
    --border-color: #d0d7de;
    --error-color: #cf222e;
    --success-color: #1a7f37;
    --font-family: 'Poppins', system-ui, -apple-system, sans-serif;
    --shadow-premium: 0 8px 32px rgba(0, 0, 0, 0.1);
    --header-bg: #ffffff;
    --input-bg: #ffffff;
}

[data-theme='dark'] {
    /* Dark Mode */
    --bg-color: #0d1117;
    --card-bg: rgba(22, 27, 34, 0.8);
    --primary-color: #58a6ff;
    --secondary-color: #fa7e8a;
    --accent-blue: #388bfd;
    --text-color: #c9d1d9;
    --text-muted: #8b949e;
    --border-color: #30363d;
    --error-color: #f85149;
    --success-color: #3fb950;
    --shadow-premium: 0 8px 32px rgba(0, 0, 0, 0.4);
    --header-bg: rgba(22, 27, 34, 0.8);
    --input-bg: #161b22;
}

html {
    font-size: 10px;
    /* Base for rem scaling */
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    font-size: 1.0rem;
    /* 10px default as requested */
    line-height: 1.6;
    display: flex;
    min-height: 100vh;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Auth Pages */
.auth-page {
    justify-content: center;
    align-items: center;
}

.auth-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    text-align: center;
}

.auth-container h1 {
    font-size: 2.8rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
    letter-spacing: -0.02em;
}

.auth-form {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    text-align: left;
    box-shadow: var(--shadow-premium);
}

/* Typography Helpers */
h1 {
    font-size: 2.4rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.8rem;
}

h1,
h2,
h3 {
    margin-bottom: 1.5rem;
    font-weight: 600;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: opacity 0.2s;
}

a:hover {
    opacity: 0.8;
}

.text-muted {
    color: var(--text-muted);
    font-size: 1rem;
}

/* Layout */
.container {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem;
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.logo img {
    height: 40px;
    display: block;
}

.top-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    font-size: 1.2rem;
}

.top-nav a {
    color: var(--text-color);
    font-weight: 500;
}

.top-nav a.active,
.top-nav a:hover {
    color: var(--primary-color);
}

.nav-icon-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.6rem;
    cursor: pointer;
    width: 3.2rem;
    height: 3.2rem;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none !important;
}

.nav-icon-btn:hover {
    background: var(--border-color);
    color: var(--primary-color);
    transform: translateY(-1px);
}

/* Components */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform 0.2s, background-color 0.3s ease, border-color 0.3s ease;
}

.glass {
    backdrop-filter: blur(8px);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.role-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.2rem 0.8rem;
    background: rgba(8, 105, 218, 0.1);
    border: 1px solid rgba(8, 105, 218, 0.2);
    border-radius: 20px;
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-transform: uppercase;
    font-weight: 700;
}

[data-theme='dark'] .role-badge {
    background: rgba(88, 166, 255, 0.1);
    border: 1px solid rgba(88, 166, 255, 0.2);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.6rem;
    color: var(--text-muted);
    font-size: 1.3rem;
}

input,
select,
textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-family: inherit;
    font-size: 1.4rem;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.3s ease;
}

/* Hide default password reveal eye icon in Edge/IE to prevent duplicates */
input[type="password"]::-ms-reveal,
input[type="password"]::-ms-clear {
    display: none;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    font-size: 1.4rem;
}

.btn-primary {
    background: var(--primary-color);
    color: #fff !important;
}

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

.btn-sm {
    padding: 0.4rem 1rem;
    font-size: 1.2rem;
}

.btn:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

/* Notifications */
.error-msg,
.success-msg {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.error-msg {
    color: var(--error-color);
    background: rgba(207, 34, 46, 0.1);
    border: 1px solid rgba(207, 34, 46, 0.2);
}

.success-msg {
    color: var(--success-color);
    background: rgba(26, 127, 55, 0.1);
    border: 1px solid rgba(26, 127, 55, 0.2);
}

/* History Timeline */
.history-timeline {
    margin-top: 2rem;
    max-width: 800px;
}

.log-entry {
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--border-color);
    position: relative;
}

.log-work {
    border-left-color: var(--accent-blue);
    background: rgba(9, 105, 218, 0.03);
}

.log-comm {
    border-left-color: var(--secondary-color);
    background: rgba(207, 34, 46, 0.03);
}

.log-header {
    display: flex;
    justify-content: space-between;
    font-size: 1rem;
    margin-bottom: 0.8rem;
}

.log-type-tag {
    font-weight: 800;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.log-work .log-type-tag {
    color: var(--accent-blue);
}

.log-comm .log-type-tag {
    color: var(--secondary-color);
}

.log-meta {
    margin-bottom: 1rem;
    font-size: 1.6rem;
}

.log-meta strong {
    color: var(--primary-color);
}

.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    background: var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    color: var(--text-muted);
}

.summary-box {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    font-size: 1.3rem;
    border: 1px solid var(--border-color);
}

[data-theme='dark'] .summary-box {
    background: rgba(0, 0, 0, 0.2);
}

/* Dropdown Component */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background-color: var(--card-bg);
    min-width: 22rem;
    box-shadow: var(--shadow-premium);
    z-index: 1000;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    backdrop-filter: blur(12px);
    margin-top: 0.5rem;
    /* Reduced gap */
}

/* Bridging pseudo-element with slight overlap */
.dropdown-content::before {
    content: '';
    position: absolute;
    top: -1rem;
    left: 0;
    width: 100%;
    height: 1.5rem;
    background: transparent;
}

.dropdown:hover .dropdown-content {
    display: block;
    animation: fadeIn 0.2s ease-out;
}

.dropdown-item {
    padding: 1rem 1.5rem;
    display: block;
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: 500;
    transition: all 0.2s;
}

.dropdown-item:hover {
    background: var(--border-color);
    color: var(--primary-color);
    padding-left: 2rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.add-btn-circle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.4rem;
    height: 2.4rem;
    background: var(--primary-color);
    color: white !important;
    border-radius: 50%;
    font-size: 1.6rem;
    cursor: pointer;
    transition: transform 0.2s;
}

.add-btn-round {
    transition: transform 0.2s, opacity 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
}

.add-btn-round:hover {
    transform: scale(1.15);
    opacity: 0.9;
}

/* Action Button Group (View, Edit, Delete) */
.action-controls {
    display: flex;
    gap: 0.8rem;
    align-items: center;
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-muted);
    transition: all 0.2s ease;
    cursor: pointer;
}

.action-btn .material-icons-outlined {
    font-size: 1.4rem;
}

.action-btn.btn-view:hover {
    border-color: var(--success-color);
    color: var(--success-color);
    background: rgba(35, 134, 54, 0.05);
}

.action-btn.btn-edit:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(9, 105, 218, 0.05);
}

.action-btn.btn-delete:hover {
    border-color: var(--error-color);
    color: var(--error-color);
    background: rgba(207, 34, 46, 0.05);
}

/* Footer Styling */
footer {
    margin-top: auto;
    padding: 4rem 2rem;
    background: var(--header-bg);
    border-top: 1px solid var(--border-color);
    font-size: 1.2rem;
    color: var(--text-muted);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    text-align: center;
}

.footer-logo img {
    height: 35px;
    opacity: 0.8;
}

.footer-text {
    line-height: 2;
}

.footer-text p {
    margin-bottom: 0.5rem;
}

/* Gradient Links */
.gradient-link-gywv,
.gradient-link-siliconcrib {
    font-weight: 700;
    text-decoration: none !important;
    transition: filter 0.3s ease;
    background-clip: text;
    -webkit-background-clip: text;
    color: inherit;
}

.gradient-link-gywv:hover {
    background: linear-gradient(45deg, #fa7e8a, #58a6ff);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: brightness(1.2);
}

.gradient-link-siliconcrib:hover {
    background: linear-gradient(45deg, #0969da, #fa7e8a);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: brightness(1.2);
}

/* Misc */
.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Task Phase 2 Utilities */
.data-large {
    font-size: 1.4rem;
}

.section-full {
    width: 100%;
    margin-bottom: 2rem;
}

[data-theme='dark'] input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
    cursor: pointer;
}

.task-grid-full {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Circular Action Buttons */
.action-btn-circle {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.action-btn-circle:hover {
    background: rgba(var(--primary-color-rgb), 0.1);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.action-btn-circle span {
    font-size: 20px;
}

.action-btn-circle.view:hover {
    color: #007bff;
    border-color: #007bff;
    background: rgba(0, 123, 255, 0.1);
}

.action-btn-circle.delete:hover {
    color: #dc3545;
    border-color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

.action-btn-circle.add:hover {
    color: #28a745;
    border-color: #28a745;
    background: rgba(40, 167, 69, 0.1);
}

/* Small Circular Action Buttons */
.action-btn-circle-sm {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.action-btn-circle-sm:hover {
    background: rgba(var(--primary-color-rgb), 0.1);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.action-btn-circle-sm span {
    font-size: 14px;
}

.action-btn-circle-sm.view:hover { color: #007bff; border-color: #007bff; background: rgba(0, 123, 255, 0.1); }
.action-btn-circle-sm.edit:hover { color: #ffc107; border-color: #ffc107; background: rgba(255, 193, 7, 0.1); }
.action-btn-circle-sm.delete:hover { color: #dc3545; border-color: #dc3545; background: rgba(220, 53, 69, 0.1); }
.action-btn-circle-sm.add:hover { color: #28a745; border-color: #28a745; background: rgba(40, 167, 69, 0.1); }

.action-icons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.inline-form {
    display: flex;
    gap: 1rem;
}

.tab-controls {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background: rgba(0, 0, 0, 0.05);
    padding: 0.3rem;
    border-radius: 10px;
    width: fit-content;
}

[data-theme='dark'] .tab-controls {
    background: rgba(0, 0, 0, 0.2);
}

.tab-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 0.6rem 1.2rem;
    cursor: pointer;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.2s;
    font-size: 1.3rem;
}

.tab-btn.active {
    background: var(--card-bg);
    color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Responsive */
/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Scrollable Container Adjustment */
.scrollable-list {
    max-height: 200px;
    overflow-y: auto;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

[data-theme='dark'] .scrollable-list {
    background: rgba(255, 255, 255, 0.02);
}

@media (max-width: 768px) {
    .main-header {
        flex-direction: column;
        gap: 1rem;
        padding: 1.2rem;
    }

    .top-nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }

    .container {
        padding: 1rem;
    }

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

}

/* Flatpickr Custom Styling */
.flatpickr-calendar {
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: var(--shadow-premium) !important;
    backdrop-filter: blur(12px) !important;
    border-radius: 12px !important;
    font-family: var(--font-family) !important;
}

.flatpickr-day {
    color: var(--text-color) !important;
    border-radius: 8px !important;
}

.flatpickr-day.selected, 
.flatpickr-day.startRange, 
.flatpickr-day.endRange, 
.flatpickr-day.selected.inRange, 
.flatpickr-day.startRange.inRange, 
.flatpickr-day.endRange.inRange, 
.flatpickr-day.selected:focus, 
.flatpickr-day.startRange:focus, 
.flatpickr-day.endRange:focus, 
.flatpickr-day.selected:hover, 
.flatpickr-day.startRange:hover, 
.flatpickr-day.endRange:hover, 
.flatpickr-day.selected.prevMonthDay, 
.flatpickr-day.startRange.prevMonthDay, 
.flatpickr-day.endRange.prevMonthDay, 
.flatpickr-day.selected.nextMonthDay, 
.flatpickr-day.startRange.nextMonthDay, 
.flatpickr-day.endRange.nextMonthDay {
    background: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: #fff !important;
}

.flatpickr-day.today {
    border-color: var(--primary-color) !important;
}

.flatpickr-day:hover {
    background: var(--input-bg) !important;
    color: var(--primary-color) !important;
}

.flatpickr-months .flatpickr-month,
.flatpickr-current-month,
.flatpickr-current-month span.cur-month {
    color: var(--text-color) !important;
    font-weight: 700 !important;
    font-size: 1.5rem !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important; /* Center the month/year block */
    gap: 8px !important;
}

.flatpickr-months .flatpickr-month {
    flex: 1 !important;
    justify-content: center !important;
}

.flatpickr-current-month {
    padding: 0 !important;
    position: static !important;
    width: auto !important;
}

.flatpickr-current-month .numInputWrapper {
    width: auto !important;
}

.flatpickr-current-month .numInputWrapper span.arrowUp,
.flatpickr-current-month .numInputWrapper span.arrowDown {
    display: block !important; /* Restore for Task selection */
}

.flatpickr-current-month .numInputWrapper input.cur-year {
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    color: var(--text-color) !important;
    width: 60px !important;
}

.flatpickr-weekday {
    color: var(--text-muted) !important;
    font-size: 1.1rem !important;
    font-weight: 600 !important;
}

.flatpickr-months .flatpickr-prev-month, 
.flatpickr-months .flatpickr-next-month {
    color: var(--text-color) !important;
    fill: var(--text-color) !important;
}

.flatpickr-calendar.arrowTop:before, .flatpickr-calendar.arrowTop:after {
    border-bottom-color: var(--border-color) !important;
}

/* Dropdown styling for months/years if active */
.flatpickr-current-month select.flatpickr-monthDropdown-months,
.flatpickr-year-dropdown {
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    color: var(--text-color) !important;
    background: transparent !important; /* No rectangle border background */
    border: none !important; /* Remove the rectangle border as requested */
    cursor: pointer;
    padding: 0 !important;
    border-radius: 0 !important;
    appearance: none !important;
    -webkit-appearance: none;
    -moz-appearance: none;
    margin: 0 !important;
    box-shadow: none !important;
}

.flatpickr-current-month .numInputWrapper input.cur-year {
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    color: var(--text-color) !important;
    width: 65px !important;
    padding: 0 !important;
    background: transparent !important;
    border: none !important;
}

/* Redefine arrows for Year if using numeric input (Task mode) */
.flatpickr-current-month .numInputWrapper span.arrowUp,
.flatpickr-current-month .numInputWrapper span.arrowDown {
    border: none !important;
    padding: 0 !important;
}

.flatpickr-current-month .numInputWrapper span.arrowUp:after {
    border-bottom: 4px solid var(--text-muted) !important;
}

.flatpickr-current-month .numInputWrapper span.arrowDown:after {
    border-top: 4px solid var(--text-muted) !important;
}

[data-theme='dark'] .flatpickr-current-month select.flatpickr-monthDropdown-months,
[data-theme='dark'] .flatpickr-year-dropdown {
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23c9d1d9%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E');
}

.flatpickr-current-month select.flatpickr-monthDropdown-months:hover,
.flatpickr-year-dropdown:hover {
    border-color: var(--primary-color) !important;
}
[data-theme='dark'] .flatpickr-current-month select.flatpickr-monthDropdown-months:hover,
[data-theme='dark'] .flatpickr-year-dropdown:hover {
    background: rgba(255,255,255,0.05) !important;
}

/* Fix for the dropdown options background in Chrome/Safari */
.flatpickr-year-dropdown option,
.flatpickr-monthDropdown-months option {
    background: var(--bg-color) !important;
    color: var(--text-color) !important;
}