* {
    box-sizing: border-box; 
    margin: 0; 
    padding: 0; 
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
}
body {
    background-color: var(--bg-color); 
    color: var(--text-color); 
    line-height: 1.6; 
    transition: background-color 0.3s, color 0.3s; 
    padding-bottom: 150px;
}

h1, h2, h3, h4 {
    margin-bottom: 10px; 
    color: var(--text-color);
}

.text-center { text-align: center; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mr-1 { margin-right: 10px; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 10px; }
.gap-2 { gap: 20px; }
.w-full { width: 100%; }
.flex-wrap { flex-wrap: wrap; }

.container {
    max-width: 1200px; 
    margin: 0 auto; 
    padding: 20px; 
    position: relative;
}

.offline-banner {
    background-color: var(--danger); 
    color: white; 
    text-align: center; 
    padding: 10px;
    font-weight: bold; 
    position: sticky; 
    top: 0; 
    z-index: 9999; 
    display: flex; 
    justify-content: center; 
    gap: 10px; 
    align-items: center;
}

.hero-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: white; 
    border-radius: var(--border-radius);
    padding: 50px 30px;
    text-align: center;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}
.hero-section h1 {
    color: white; 
    font-size: 2rem;
    margin-bottom: 15px;
}
.hero-section p {
    font-size: 1.2rem; 
    opacity: 0.9; 
    margin: 0 auto 25px auto; 
}

.header {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}
.header-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.nav-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.nav-buttons button { display: flex; align-items: center; gap: 6px; background: transparent; border: 2px solid transparent; color: var(--gray-dark); padding: 8px 14px; border-radius: 8px; cursor: pointer; font-weight: 600; transition: 0.2s; }
.nav-buttons button.active { background: color-mix(in srgb, var(--primary) 10%, transparent); color: var(--primary); border-color: var(--primary); }
.nav-buttons button:hover:not(.active) { background: var(--gray-light); color: var(--text-color); }

.form-group { margin-bottom: 15px; } .form-group label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 0.9rem; }
input, select, textarea { width: 100%; padding: 12px; border: 2px solid var(--border-color); border-radius: 8px; background-color: var(--bg-color); color: var(--text-color); transition: border-color 0.2s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }

.checkbox-label { display: flex; align-items: center; gap: 10px; cursor: pointer; font-weight: normal; margin-bottom: 10px;}
.checkbox-label input[type="checkbox"] { width: auto; transform: scale(1.2); cursor: pointer; }

.admin-card { border: 1px solid var(--border-color); padding: 20px; border-radius: var(--border-radius); margin-bottom: 20px; background: var(--card-bg); box-shadow: var(--shadow); }

.stage-card { background: var(--card-bg); padding: 20px; border-radius: var(--border-radius); box-shadow: var(--shadow); margin-bottom: 20px; border-top: 4px solid var(--primary); border-left: 1px solid var(--border-color); border-right: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color);}
.stage-single { background: transparent; padding: 0; box-shadow: none; border: none; margin-bottom: 20px; }
.stage-locked { opacity: 0.6; filter: grayscale(80%); pointer-events: none; border-top-color: var(--gray-dark); }
.stage-current { border-top-color: var(--success) !important; box-shadow: 0 4px 20px color-mix(in srgb, var(--success) 15%, transparent) !important; }

.task-list { display: flex; flex-direction: column; gap: 12px; margin-top: 15px; } 

.task-card { border: 1px solid var(--border-color); padding: 18px; border-radius: 10px; background: var(--card-bg); display: flex; justify-content: space-between; align-items: stretch; flex-direction: column; transition: 0.2s; border-left-width: 6px; border-left-style: solid; box-shadow: 0 2px 4px rgba(0,0,0,0.02);}
.task-card:hover { transform: translateY(-2px); box-shadow: 0 8px 15px rgba(0,0,0,0.05); }
.task-card.done { border-color: var(--success) !important; filter: grayscale(40%); opacity: 0.7; }
.task-card.review { border-color: var(--primary) !important; box-shadow: 0 4px 10px color-mix(in srgb, var(--primary) 20%, transparent); }
.task-card.blocked { border-color: var(--danger) !important; box-shadow: 0 4px 10px color-mix(in srgb, var(--danger) 30%, transparent); }

.task-content { display: flex; flex-direction: column; flex: 1 1 auto; min-width: 0; }
.task-footer { display: flex; gap: 10px; margin-top: 15px; align-items: center; justify-content: space-between; flex-wrap: wrap; width: 100%; padding-top: 12px; border-top: 1px solid var(--border-color);}
.task-badges { display: flex; gap: 8px; flex-wrap: wrap; flex: 1; align-items: center; }
.task-actions-inline { display: flex; gap: 5px; flex-shrink: 0; flex-wrap: nowrap;}

.badge { 
    display: inline-flex; align-items: center; justify-content: center; gap: 5px; 
    padding: 4px 10px; border-radius: 6px; font-size: 0.8rem; font-weight: 600; 
    background-color: var(--gray-light); color: var(--text-color); 
    box-sizing: border-box; min-height: 28px; height: auto;
    white-space: nowrap; border: 1px solid transparent;
}
.badge-interactive { cursor: pointer; transition: all 0.1s; border-color: var(--border-color); }
.badge-interactive:hover { background-color: var(--primary); color: var(--btn-text-primary); border-color: var(--primary); }

details.details-btn > summary { list-style: none; display: block; text-align: center; }
details.details-btn > summary::-webkit-details-marker { display: none; }

@keyframes slowBlink { 0% { opacity: 1; } 50% { opacity: 0.4; } 100% { opacity: 1; } }
.slow-blink { animation: slowBlink 1s ease-in-out infinite; border: 2px solid var(--warning); background-color: color-mix(in srgb, var(--warning) 20%, transparent); box-shadow: 0 0 10px color-mix(in srgb, var(--warning) 50%, transparent);}

.skeleton-block { 
    background: var(--border-color); 
    border-radius: 8px; 
    position: relative; 
    overflow: hidden; 
}
.skeleton-block::after {
    content: ""; 
    position: absolute; 
    top: 0; 
    left: -100%; 
    width: 50%; 
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
    animation: skeleton-shimmer 1.5s infinite;
}
@keyframes skeleton-shimmer { 
    100% { left: 100%; } 
}
.skeleton-text { height: 16px; margin-bottom: 8px; width: 80%; }
.skeleton-title { height: 32px; margin-bottom: 15px; width: 40%; }
.skeleton-card { height: 120px; margin-bottom: 15px; width: 100%; }


/* Météo du jour (Humeur) */
.mood-btn { font-size: 2.5rem; background: transparent; border: 2px solid transparent; border-radius: 50%; cursor: pointer; transition: 0.2s; padding: 10px; }
.mood-btn:hover { background: var(--gray-light); transform: scale(1.1); }
.mood-btn.active { border-color: var(--primary); background: color-mix(in srgb, var(--primary) 10%, transparent); }

.group-focus-banner {
    position: fixed; 
    bottom: 20px; 
    right: 20px; 
    background: var(--focus-bg); 
    color: white;
    padding: 12px 20px; 
    border-radius: 30px; 
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    z-index: 1000; 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    font-weight: bold;
    animation: float-focus 3s infinite ease-in-out;
    border: 1px solid var(--primary);
}
@keyframes float-focus { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }

.notif-badge { 
    position: absolute; top: -2px; right: -2px; background: var(--danger); 
    width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--card-bg); 
    animation: pulse-danger 1.5s infinite;
}
@keyframes pulse-danger {
    0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--danger) 70%, transparent); }
    70% { box-shadow: 0 0 0 6px color-mix(in srgb, var(--danger) 0%, transparent); }
    100% { box-shadow: 0 0 0 0 transparent; }
}

.mention-dropdown {
    position: absolute; background: var(--card-bg); border: 1px solid var(--border-color);
    border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.2); z-index: 3000;
    max-height: 150px; overflow-y: auto; width: 200px; list-style: none; padding: 5px;
}
.mention-dropdown li {
    padding: 8px 12px; cursor: pointer; border-radius: 4px; display: flex; align-items: center; gap: 8px;
}
.mention-dropdown li:hover { background: var(--primary); color: white; }


/* --- FOCUS OVERLAY --- */
.focus-overlay { 
    position: fixed; 
    inset: 0; 
    z-index: 1500; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center; 
    padding: 20px; 
    text-align: center; 
    color: white; 
    background-color: var(--focus-bg); 
    transition: background-color 1s ease;
}
.focus-overlay.mode-rest { background-color: var(--focus-rest-bg); }
.focus-overlay.mode-work { background-color: var(--focus-bg); }

.focus-overlay h1 { font-size: 3rem; margin-bottom: 10px; color: white; }

/* Effet de respiration pendant la pause */
@keyframes breathe { 
    0%, 
    100% { 
        transform: scale(1); 
        opacity: 0.8; 
    } 
    50% { 
        transform: scale(1.05); 
        opacity: 1; 
    } 
}
.focus-overlay.mode-rest .svg-circle { 
    animation: breathe 4s ease-in-out infinite; 
}

.pomodoro-container {
    position: relative; 
    width: 280px; 
    height: 280px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    margin-bottom: 30px;
}
.pomodoro-svg {
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    transform: rotate(-90deg);
}
.pomodoro-bg { 
    fill: none; 
    stroke: rgba(255,255,255,0.1); 
    stroke-width: 12; 
}
.pomodoro-progress {
    fill: none; 
    stroke: var(--primary); 
    stroke-width: 12; 
    stroke-linecap: round; 
    transition: stroke-dashoffset 0.3s linear; 
}
.focus-overlay.mode-rest .pomodoro-progress { stroke: var(--success); }

.pomodoro-time {
    font-size: 4rem; 
    font-weight: bold; 
    font-variant-numeric: tabular-nums;
    line-height: 1; 
    position: relative; 
    z-index: 2; 
    text-shadow: 0 4px 10px rgba(0,0,0,0.5);
}


.notif-panel { position: absolute; top: 50px; right: 0; width: 340px; background: var(--card-bg); border: 1px solid var(--border-color); border-radius: var(--border-radius); box-shadow: 0 10px 30px rgba(0,0,0,0.2); z-index: 3000; max-height: 400px; overflow-y: auto; text-align: left; }
.notif-item { padding: 12px 15px; border-bottom: 1px solid var(--border-color); display: flex; flex-direction: column; gap: 4px; font-size: 0.9rem; transition: background-color 0.2s;}
.notif-item.unread { background-color: color-mix(in srgb, var(--primary) 8%, transparent); border-left: 4px solid var(--primary); font-weight: 600; }
.notif-item.unread .notif-time { color: var(--primary); font-weight: bold; }

.toast-error { position: fixed; top: 20px; left: 50%; transform: translateX(-50%); background-color: var(--danger); color: var(--btn-text-danger); padding: 12px 24px; border-radius: 8px; z-index: 2000; box-shadow: 0 4px 15px rgba(0,0,0,0.3); font-weight: bold; text-align: center; max-width: 90%; }

.floating-save-btn { position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%); z-index: 1000; animation: float 3s ease-in-out infinite; }
.floating-save-btn button { padding: 15px 30px; font-size: 1.1rem; border-radius: 30px; box-shadow: 0 10px 25px rgba(0,0,0,0.3); }

.center-box { background: var(--card-bg); padding: 40px; border-radius: var(--border-radius); text-align: center; max-width: 500px; margin: 50px auto; box-shadow: var(--shadow); border: 1px solid var(--border-color);}

.stat-card { background: var(--bg-color); border: 1px solid var(--border-color); border-radius: 8px; padding: 20px; flex: 1 1 200px; text-align: center;}
.stat-number { font-size: 2.5rem; font-weight: bold; color: var(--primary); line-height: 1;}
.stat-bar-container { width: 100%; height: 8px; background: var(--gray-light); border-radius: 4px; overflow: hidden; margin-top: 10px;}
.stat-bar-fill { height: 100%; background: var(--primary); }
.subtask-item { display: flex; align-items: center; gap: 10px; padding: 8px; border-bottom: 1px solid var(--border-color); cursor: pointer;}
.subtask-item:hover { background: var(--gray-light); }
.subtask-item.done { text-decoration: line-through; color: var(--gray-dark); }
.gantt-dot { position: absolute; width: 16px; height: 16px; border-radius: 50%; cursor: pointer; border: 3px solid var(--card-bg); transition: transform 0.2s; z-index: 3; }
.gantt-dot:hover { transform: translate(-50%, -50%) rotate(45deg) scale(1.4) !important; z-index: 20 !important; }
.history-timeline { padding-left: 30px; border-left: 3px solid var(--border-color); position: relative; margin-top: 20px;}
.history-item { position: relative; padding-bottom: 20px; display: flex; flex-direction: column;}
.history-icon-wrapper { position: absolute; left: -48px; top: 0; background: var(--card-bg); border: 3px solid var(--primary); border-radius: 50%; width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; color: var(--primary); box-shadow: 0 0 0 4px var(--card-bg); }
.history-content { background: var(--bg-color); border: 1px solid var(--border-color); border-radius: 8px; padding: 12px 15px; margin-top: -5px;}
.pinned-task-container { 
    position: fixed; 
    bottom: 0; 
    left: 0; 
    right: 0; 
    background: var(--card-bg);
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    padding: 15px; 
    z-index: 1000; 
    box-shadow: 0 -5px 15px rgba(0,0,0,0.1); 
}

.md-flex-row { display: flex; flex-direction: column; gap: 10px; width: 100%; }

@media (min-width: 768px) {
    .md-flex-row { flex-direction: row; }
}

@media (max-width: 768px) {
    .nav-buttons { flex-direction: column; width: 100%; }
    .nav-buttons button { width: 100%; justify-content: flex-start; }
    .hero-section h1 { font-size: 2rem; }
    .history-timeline { padding-left: 20px !important; border-left: 2px solid var(--border-color) !important;}
    
    .notif-panel { position: fixed; top: 65px; left: 10px; right: 10px; width: calc(100vw - 20px); max-width: none; }
    
    .admin-task-inputs { 
        flex-direction: column; 
        padding-left: 5px !important; 
        border-left-width: 4px !important; 
    }
    .admin-task-inputs > div:first-child { 
        flex-direction: row; 
        margin-bottom: 10px; 
    }
    .admin-task-inputs > div:last-child { 
        padding-left: 0 !important; 
        width: 100%;
    }
    .admin-task-inputs input, .admin-task-inputs select {
        min-width: 0; 
    }
    .hide-mobile { display: none; }
}