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

body {
    font-family: "Fredoka", sans-serif;
    background: linear-gradient(135deg, #1e3a8a 0%, #7e22ce 50%, #4338ca 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* ========== HORLOGE ========== */
.clock-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    padding: 40px;
    margin-bottom: 30px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.clock-location {
    color: rgba(255, 255, 255, 0.8);
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: 300;
}

.clock-time {
    font-size: 80px;
    font-weight: bold;
    color: white;
    font-variant-numeric: tabular-nums;
}

.clock-date {
    color: rgba(255, 255, 255, 0.7);
    font-size: 18px;
    margin-top: 10px;
    text-transform: capitalize;
}

/* ========== GRILLE DES LISTES ========== */
.todo-grid {
    display: flex;
  	flex-direction: column;
    margin-bottom: 30px;
  	gap: 30px;
}

/* ========== CARTE TO-DO ========== */
.todo-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* ========== HEADER ========== */
.todo-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    font-weight: bold;
    flex-shrink: 0;
}

.avatar-1 { background: linear-gradient(135deg, #ec4899, #be123c); }
.avatar-2 { background: linear-gradient(135deg, #06b6d4, #2563eb); }
.avatar-3 { background: linear-gradient(135deg, #f59e0b, #d97706); }

.person-name {
    font-size: 32px;
    font-weight: bold;
    color: white;
    cursor: pointer;
    transition: opacity 0.2s;
    flex: 1;
    word-break: break-word;
}

.person-name:hover {
    opacity: 0.8;
}

.name-input {
    font-size: 32px;
    font-weight: bold;
    color: white;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    padding: 5px 15px;
    outline: none;
    flex: 1;
    font-family: "Fredoka", sans-serif;
}

/* ========== FORMULAIRE D'AJOUT ========== */
.add-form {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 25px;
    background: rgba(255, 255, 255, 0.08);
    padding: 15px;
    border-radius: 20px;
}

.task-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 15px;
    padding: 12px 16px;
    font-size: 16px;
    color: white;
    outline: none;
    transition: all 0.3s;
    font-family: "Fredoka", sans-serif;
}

.task-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.task-input:focus {
    background: rgba(255, 255, 255, 0.4);
    border-color: rgba(255, 255, 255, 0.7);
}

.add-btn {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border: none;
    border-radius: 15px;
    padding: 12px 24px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    font-family: "Fredoka", sans-serif;
}

.add-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(16, 185, 129, 0.4);
}

.add-btn:active {
    transform: scale(0.95);
}

.add-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========== LISTE DES TÂCHES ========== */
.task-list {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 10px;
}

.task-item {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 12px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s;
}

.task-item:hover {
    background: rgba(255, 255, 255, 0.15);
}

.task-checkbox {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.task-checkbox:hover {
    border-color: white;
    background: rgba(255, 255, 255, 0.1);
}

.task-checkbox.checked {
    background: #10b981;
    border-color: #10b981;
}

.task-checkbox.checked::after {
    content: '✓';
    color: white;
    font-weight: bold;
    font-size: 18px;
}

.task-text {
    flex: 1;
    color: white;
    font-size: 18px;
    transition: all 0.2s;
    word-break: break-word;
}

.task-text.completed {
    color: rgba(255, 255, 255, 0.4);
    text-decoration: line-through;
}

.delete-btn {
    background: rgba(239, 68, 68, 0.1);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    opacity: 0.7;
    transition: all 0.2s;
    font-size: 18px;
    font-family: "Fredoka", sans-serif;
    white-space: nowrap;
    flex-shrink: 0;
}

.task-item:hover .delete-btn {
    opacity: 1;
}

.delete-btn:hover {
    background: rgba(239, 68, 68, 0.4);
}

/* ========== STATS ========== */
.stats {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.7);
    font-size: 16px;
}

.empty-state {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    padding: 40px 20px;
    font-size: 18px;
}

.footer-info {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    margin-top: 20px;
    padding: 0 10px;
}

.sync-indicator {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #10b981;
    margin-left: 10px;
    animation: pulse-sync 2s infinite;
}

@keyframes pulse-sync {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ========== SCROLLBAR ========== */
.task-list::-webkit-scrollbar {
    width: 8px;
}

.task-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.task-list::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 10px;
}

.task-list::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* ========================================
   MEDIA QUERIES - RESPONSIVE DESIGN
   ======================================== */

/* ========== MOBILE PETITS ÉCRANS (< 400px) ========== */
@media (max-width: 399px) {
    body {
        padding: 10px;
    }

    .clock-card {
        padding: 20px 15px;
        border-radius: 20px;
    }

    .clock-location {
        font-size: 14px;
        margin-bottom: 10px;
    }

    .clock-time {
        font-size: 42px;
    }

    .clock-date {
        font-size: 13px;
    }

    .todo-card {
        padding: 20px 15px;
        border-radius: 20px;
    }

    .avatar {
        width: 45px;
        height: 45px;
        font-size: 24px;
    }

    .person-name {
        font-size: 22px;
    }

    .name-input {
        font-size: 22px;
    }

    .task-input {
        font-size: 14px;
        padding: 10px 14px;
    }

    .add-btn {
        font-size: 15px;
        padding: 10px 20px;
    }

    .task-text {
        font-size: 15px;
    }

    .delete-btn {
        font-size: 14px;
        padding: 6px 10px;
    }

    .stats {
        font-size: 13px;
    }

    .footer-info {
        font-size: 12px;
    }
}

/* ========== MOBILE STANDARD (400px - 575px) ========== */
@media (min-width: 400px) and (max-width: 575px) {
    body {
        padding: 12px;
    }

    .clock-card {
        padding: 25px;
        border-radius: 25px;
    }

    .clock-location {
        font-size: 16px;
    }

    .clock-time {
        font-size: 52px;
    }

    .clock-date {
        font-size: 14px;
    }

    .todo-card {
        padding: 22px;
        border-radius: 25px;
    }

    .avatar {
        width: 50px;
        height: 50px;
        font-size: 28px;
    }

    .person-name {
        font-size: 26px;
    }

    .name-input {
        font-size: 26px;
    }

    .task-input {
        font-size: 15px;
    }

    .add-btn {
        font-size: 16px;
    }

    .task-text {
        font-size: 16px;
    }

    .delete-btn {
        font-size: 15px;
    }

    .stats {
        font-size: 14px;
    }
}

/* ========== TABLETTE PORTRAIT (576px - 767px) ========== */
@media (min-width: 576px) and (max-width: 767px) {
    body {
        padding: 15px;
    }

    .clock-card {
        padding: 30px;
    }

    .clock-location {
        font-size: 18px;
    }

    .clock-time {
        font-size: 64px;
    }

    .clock-date {
        font-size: 16px;
    }

    .todo-card {
        padding: 25px;
    }

    .avatar {
        width: 55px;
        height: 55px;
        font-size: 30px;
    }

    .person-name {
        font-size: 32px;
    }

    .name-input {
        font-size: 32px;
    }

    .add-form {
        flex-direction: row;
    }

    .task-input {
        font-size: 18px;
    }

    .add-btn {
        font-size: 20px;
        padding: 12px 24px;
    }

    .task-text {
        font-size: 20px;
    }

    .delete-btn {
        font-size: 18px;
    }

    .stats {
        font-size: 16px;
    }
}

/* ========== TABLETTE PAYSAGE (768px - 991px) - 2 COLONNES ========== */
@media (min-width: 768px) and (max-width: 991px) {
    .todo-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }

    .todo-card:last-child {
        grid-column: 1 / -1;
        max-width: 600px;
        margin: 0 auto;
        width: 100%;
    }

    .clock-time {
        font-size: 68px;
    }

    .avatar {
        width: 60px;
        height: 60px;
        font-size: 32px;
    }

    .person-name {
        font-size: 36px;
    }

    .name-input {
        font-size: 36px;
    }

    .add-form {
        flex-direction: row;
    }

    .task-input {
        font-size: 20px;
    }

    .add-btn {
        font-size: 22px;
        padding: 12px 28px;
    }

    .task-text {
        font-size: 22px;
    }

    .delete-btn {
        font-size: 20px;
    }

    .stats {
        font-size: 18px;
    }
}

/* ========== DESKTOP PETIT (992px - 1199px) - 3 COLONNES ========== */
@media (min-width: 992px) and (max-width: 1199px) {
    .todo-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }

    .clock-time {
        font-size: 72px;
    }

    .avatar {
        width: 65px;
        height: 65px;
        font-size: 36px;
    }

    .person-name {
        font-size: 42px;
    }

    .name-input {
        font-size: 42px;
    }

    .add-form {
        flex-direction: row;
    }

    .task-input {
        font-size: 22px;
        padding: 14px 18px;
    }

    .add-btn {
        font-size: 26px;
        padding: 14px 28px;
    }

    .task-text {
        font-size: 26px;
    }

    .task-checkbox {
        width: 45px;
        height: 45px;
    }

    .delete-btn {
        font-size: 24px;
    }

    .stats {
        font-size: 18px;
    }
}

/* ========== DESKTOP MOYEN (1200px - 1399px) - 3 COLONNES ========== */
@media (min-width: 1200px) and (max-width: 1399px) {
    .todo-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }

    .clock-time {
        font-size: 76px;
    }

    .avatar {
        width: 70px;
        height: 70px;
        font-size: 38px;
    }

    .person-name {
        font-size: 52px;
    }

    .name-input {
        font-size: 52px;
    }

    .add-form {
        flex-direction: row;
    }

    .task-input {
        font-size: 24px;
        padding: 14px 20px;
    }

    .add-btn {
        font-size: 30px;
        padding: 14px 30px;
    }

    .task-text {
        font-size: 30px;
    }

    .task-checkbox {
        width: 48px;
        height: 48px;
    }

    .delete-btn {
        font-size: 28px;
    }

    .stats {
        font-size: 19px;
    }
}

/* ========== DESKTOP LARGE (≥ 1400px) - 3 COLONNES ========== */
@media (min-width: 1400px) {
    .todo-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }

    .clock-time {
        font-size: 80px;
    }

    .avatar {
        width: 75px;
        height: 75px;
        font-size: 40px;
    }

    .person-name {
        font-size: 64px;
    }

    .name-input {
        font-size: 64px;
    }

    .add-form {
        flex-direction: row;
    }

    .task-input {
        font-size: 25px;
        padding: 15px 20px;
    }

    .add-btn {
        font-size: 35px;
        padding: 15px 30px;
    }

    .task-text {
        font-size: 36px;
    }

    .task-checkbox {
        width: 50px;
        height: 50px;
    }

    .delete-btn {
        font-size: 32px;
    }

    .stats {
        font-size: 20px;
    }
}

/* ========== AJUSTEMENTS POUR ÉCRANS EXTRA LARGES ========== */
@media (min-width: 1600px) {
    .container {
        max-width: 1600px;
    }

    .person-name {
        font-size: 72px;
    }

    .name-input {
        font-size: 72px;
    }

    .task-text {
        font-size: 40px;
    }

    .delete-btn {
        font-size: 35px;
    }
}

/* ========== ORIENTATION PAYSAGE MOBILE ========== */
@media (max-height: 500px) and (orientation: landscape) {
    .clock-card {
        padding: 15px;
        margin-bottom: 15px;
    }

    .clock-time {
        font-size: 36px;
    }

    .clock-location,
    .clock-date {
        font-size: 12px;
    }

    .todo-card {
        padding: 15px;
    }

    .task-list {
        max-height: 200px;
    }
}