/* Local Fonts */
@font-face {
    font-family: 'Outfit';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url('./fonts/Outfit-Light.ttf') format('truetype');
}

@font-face {
    font-family: 'Outfit';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('./fonts/Outfit-Regular.ttf') format('truetype');
}

@font-face {
    font-family: 'Outfit';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('./fonts/Outfit-Medium.ttf') format('truetype');
}

@font-face {
    font-family: 'Outfit';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('./fonts/Outfit-SemiBold.ttf') format('truetype');
}

@font-face {
    font-family: 'Outfit';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('./fonts/Outfit-Bold.ttf') format('truetype');
}

@font-face {
    font-family: 'Material Symbols Rounded';
    font-style: normal;
    font-weight: 400;
    src: url('./fonts/MaterialSymbolsRounded.ttf') format('truetype');
}

.material-symbols-rounded {
    font-family: 'Material Symbols Rounded';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    display: inline-block;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    -webkit-font-smoothing: antialiased;
}

:root {
    --primary-hue: 160;
    --bg-dark: #0f172a;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --accent-color: hsl(var(--primary-hue), 70%, 50%);
    --accent-glow: hsl(var(--primary-hue), 70%, 50%, 0.5);
    --accent-light: hsl(var(--primary-hue), 70%, 70%);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --font-main: 'Outfit', sans-serif;
    --success-color: #22c55e;
    --danger-color: #ef4444;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-dark);
    /* Subtle animated gradient background */
    background-image:
        radial-gradient(circle at 10% 20%, rgba(34, 197, 94, 0.12) 0%, transparent 25%),
        radial-gradient(circle at 90% 80%, rgba(16, 185, 129, 0.12) 0%, transparent 25%);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

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

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

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes checkPop {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1);
    }
}

/* Utilities */
.screen {
    display: none;
    min-height: 100vh;
    padding: 2rem;
    animation: fadeIn 0.5s ease-out forwards;
}

.screen.active {
    display: flex;
    flex-direction: column;
}

#login-screen.active,
#loading-screen.active {
    align-items: center;
    justify-content: center;
}

.hidden {
    display: none !important;
}

/* Glassmorphism */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--glass-shadow);
}

/* Loading */
.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s infinite linear;
    margin-bottom: 1rem;
}

/* Login */
.login-panel {
    padding: 3rem;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-panel h1 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff, var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.input-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.input-group .icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 20px;
    pointer-events: none;
    transition: color 0.3s;
}

input,
textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    padding: 14px 16px 14px 48px;
    border-radius: 14px;
    color: white;
    font-family: var(--font-main);
    font-size: 1rem;
    outline: none;
    transition: all 0.3s;
}

textarea {
    padding: 16px;
    resize: none;
}

input:focus,
textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.1);
    background: rgba(0, 0, 0, 0.3);
}

.input-group:focus-within .icon {
    color: var(--accent-color);
}

/* Buttons */
.btn-primary {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--accent-color), #10b981);
    border: none;
    border-radius: 14px;
    color: white;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--accent-glow);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary.small {
    width: auto;
    padding: 10px 20px;
    font-size: 0.9rem;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.icon-btn.danger:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.error-msg {
    color: var(--danger-color);
    margin-top: 1rem;
    font-size: 0.9rem;
    min-height: 1.2em;
}

/* Dashboard */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1rem 0;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.task-stats {
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: var(--glass-bg);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
}

.task-stats span {
    color: var(--accent-light);
    font-weight: 600;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.5rem;
    color: white;
}

.logo .material-symbols-rounded {
    color: var(--accent-color);
    font-size: 2rem;
}

.create-task-container {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
}

.create-task {
    width: 100%;
    max-width: 700px;
    padding: 1.5rem;
    transition: 0.3s;
}

.create-task:focus-within {
    border-color: var(--accent-color);
}

.task-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.task-input-wrapper .input-icon {
    position: absolute;
    left: 16px;
    color: var(--text-secondary);
    font-size: 24px;
    transition: color 0.3s;
}

.task-input-wrapper input {
    padding-left: 56px;
}

.task-input-wrapper:focus-within .input-icon {
    color: var(--accent-color);
}

.create-task .actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1rem;
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 8px 20px;
    border-radius: 20px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: white;
}

.filter-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}


/* Tasks List */
.tasks-list {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-bottom: 2rem;
}

/* Subtasks */
.subtasks-container {
    width: 100%;
    padding-left: 3.5rem;
    /* Indent to align with text */
    margin-top: -0.5rem;
}

.subtask-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.subtask-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.subtask-item .checkbox .material-symbols-rounded {
    font-size: 20px;
}

.subtask-item.completed span {
    text-decoration: line-through;
    opacity: 0.7;
}

.subtask-input-wrapper {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.subtask-input-wrapper input {
    background: rgba(0, 0, 0, 0.1);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.9rem;
}

.add-subtask-btn {
    opacity: 0;
    transition: opacity 0.2s;
    font-size: 0.8rem;
    padding: 4px 8px;
    margin-left: 3.5rem;
    margin-top: -0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    color: var(--text-secondary);
    cursor: pointer;
    width: fit-content;
}

.task-card:hover .add-subtask-btn {
    opacity: 1;
}

.add-subtask-btn:hover {
    background: var(--accent-color);
    color: white;
}



.task-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.task-card.completed {
    opacity: 0.6;
}

/* Task Card */
.task-card.completed .task-text {
    text-decoration: line-through;
    color: var(--text-secondary);
}

.task-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    /* Changed to column to accommodate subtasks */
    gap: 1rem;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.task-main {
    display: flex;
    align-items: flex-start;
    /* Align to top for better look with multiline text */
    gap: 1rem;
    width: 100%;
}

/* Checkbox */
.checkbox {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.3s;
    flex-shrink: 0;
}

.checkbox .material-symbols-rounded {
    font-size: 28px;
    transition: all 0.2s;
}

.checkbox:hover {
    color: var(--accent-color);
}

.checkbox.checked {
    color: var(--success-color);
}

.checkbox.checked .material-symbols-rounded {
    animation: checkPop 0.3s ease;
}

/* Task Content */
.task-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.task-text {
    color: var(--text-primary);
    line-height: 1.5;
    word-break: break-word;
}

.task-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.empty-icon {
    font-size: 4rem;
    color: var(--glass-border);
    margin-bottom: 1rem;
    display: block;
}

/* Responsive */
@media (max-width: 600px) {
    .login-panel {
        padding: 2rem;
    }

    .screen {
        padding: 1rem;
    }

    .app-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .task-stats {
        font-size: 0.8rem;
    }

    .filter-tabs {
        flex-wrap: wrap;
    }

    .filter-btn {
        padding: 6px 16px;
        font-size: 0.85rem;
    }
}

/* Tags Input & Display */
.tags-input-container {
    padding-left: 56px;
    /* Align with text input */
    margin-top: 8px;
    margin-bottom: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

#new-task-tags {
    background: transparent;
    border: none;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    min-width: 100px;
    width: auto;
    flex-grow: 1;
}

#new-task-tags:focus {
    box-shadow: none;
    color: var(--accent-light);
}

.selected-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.selected-tag-pill {
    background: rgba(34, 197, 94, 0.2);
    color: var(--accent-light);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: default;
}

.remove-tag-btn {
    background: none;
    border: none;
    color: var(--accent-light);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    opacity: 0.7;
}

.remove-tag-btn:hover {
    opacity: 1;
}

/* Search Bar & Controls */
.controls-bar {
    max-width: 700px;
    margin: 0 auto 1.5rem auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.filter-tabs {
    margin-bottom: 0 !important;
    /* Override existing */
}

.search-bar-container {
    max-width: 700px;
    margin: 0 auto 2rem auto;
    position: relative;
    display: flex;
    align-items: center;
}

.search-bar-container .search-icon {
    position: absolute;
    left: 16px;
    color: var(--text-secondary);
    font-size: 20px;
}

#search-tasks {
    padding-left: 48px;
    background: rgba(255, 255, 255, 0.03);
    border-color: transparent;
}

#search-tasks:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-color);
}

/* Task Tags on Card */
.task-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 6px;
}

.tag-pill {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
}

.tag-pill:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.2s ease-out;
}

.modal-content {
    background: #1e293b;
    border: 1px solid var(--glass-border);
    padding: 2rem;
    max-width: 400px;
    width: 100%;
    text-align: center;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

.modal-content h2 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.modal-content p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.btn-danger {
    background: var(--danger-color);
    border: none;
    color: white;
    padding: 10px 20px;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
    box-shadow: 0 4px 6px -1px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-1px);
}