.tasks-page {
    padding: 40px 60px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    height: 100vh;
    overflow: hidden;
}
.tasks-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 20px;
}
.header-titles h1 { font-family: 'Poppins', sans-serif; font-size: 32px; color: #fff; margin-bottom: 6px; letter-spacing: -1px; }
.header-titles p { color: var(--text-grey); font-size: 14px; }
.task-creator {
    background: rgba(11, 15, 25, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 12px 16px;
    display: flex;
    gap: 16px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-shrink: 0;
}
.creator-inputs {
    flex: 1; display: flex; gap: 12px;
    background: rgba(0,0,0,0.3); border: 1px solid rgba(255,255,255,0.05);
    border-radius: 12px; padding: 6px;
}
.main-task-input {
    flex: 3; background: transparent; border: none; color: #fff;
    font-size: 14px; padding: 10px 16px; outline: none;
}
.main-task-input::placeholder { color: rgba(255,255,255,0.3); }
.task-select {
    flex: 1; background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.05);
    color: var(--text-plat); border-radius: 8px; padding: 0 12px;
    font-size: 13px; outline: none; cursor: pointer;
}
.task-select:focus { border-color: var(--vivid-blue); }
.task-select option { background: var(--bg-midnight); color: #fff; }
.add-task-btn { padding: 0 24px; border-radius: 10px; font-size: 14px; }
.todo-board {
    display: flex;
    gap: 24px;
    flex: 1;
    overflow-x: auto; /* Yana doğru kaydırma */
    padding-bottom: 20px;
}
.todo-board::-webkit-scrollbar { height: 8px; }
.todo-board::-webkit-scrollbar-track { background: rgba(0,0,0,0.2); border-radius: 10px; }
.todo-board::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 10px; }
.todo-board::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }
.day-column {
    min-width: 320px;
    max-width: 320px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.04);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    padding: 16px;
}
.day-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.day-header h3 { font-size: 16px; font-weight: 600; color: #fff; }
.task-count { background: rgba(255,255,255,0.1); color: var(--text-plat); font-size: 11px; padding: 2px 8px; border-radius: 12px; font-weight: bold; }
.day-task-list {
    display: flex; flex-direction: column; gap: 12px;
    flex: 1; overflow-y: auto; padding-right: 4px;
}
.day-task-list::-webkit-scrollbar { width: 4px; }
.day-task-list::-webkit-scrollbar-track { background: transparent; }
.day-task-list::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
.task-card {
    background: rgba(11, 15, 25, 0.5);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 12px;
    padding: 14px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    transition: 0.2s;
    position: relative;
}
.task-card:hover { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1); }
.task-card.lesson-glow { border-left: 3px solid var(--vivid-blue); background: linear-gradient(90deg, rgba(79, 70, 229, 0.08), transparent); }
.task-content { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.task-title { font-size: 14px; font-weight: 500; color: #fff; line-height: 1.4; transition: 0.2s; }
.task-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { padding: 3px 8px; border-radius: 6px; font-size: 10px; font-weight: 700; }
.tag.kisisel { background: rgba(255,255,255,0.05); color: var(--text-plat); border: 1px solid rgba(255,255,255,0.1); }
.tag.ozel-ders { background: rgba(79, 70, 229, 0.15); color: #818cf8; }
.tag.proje { background: rgba(6, 182, 212, 0.15); color: var(--cyan-accent); }
.tag.antrenman { background: rgba(16, 185, 129, 0.15); color: var(--status-green); }
.tag.time { background: rgba(245, 158, 11, 0.15); color: #F59E0B; }
.icon-btn.delete-btn { background: transparent; border: none; opacity: 0; font-size: 12px; cursor: pointer; transition: 0.2s; padding: 4px; }
.task-card:hover .delete-btn { opacity: 1; }
.delete-btn:hover { transform: scale(1.2); }
.task-card.completed { opacity: 0.4; }
.task-card.completed .task-title { text-decoration: line-through; color: var(--text-grey); }
.custom-checkbox { position: relative; padding-left: 24px; cursor: pointer; user-select: none; margin-top: 2px; }
.custom-checkbox input { position: absolute; opacity: 0; cursor: pointer; }
.checkmark { position: absolute; top: -2px; left: 0; height: 20px; width: 20px; background: rgba(0,0,0,0.5); border: 2px solid rgba(255,255,255,0.2); border-radius: 6px; transition: 0.2s; }
.task-card:hover .checkmark { border-color: rgba(255,255,255,0.4); }
.custom-checkbox input:checked ~ .checkmark { background: var(--status-green); border-color: var(--status-green); }
.checkmark:after { content: ""; position: absolute; display: none; left: 6px; top: 2px; width: 4px; height: 10px; border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg); }
.custom-checkbox input:checked ~ .checkmark:after { display: block; }
.day-header { flex-direction: column; align-items: stretch; gap: 10px; }
.day-title-wrap { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.day-progress { width: 100%; height: 4px; background: rgba(255,255,255,0.05); border-radius: 4px; overflow: hidden; }
.day-progress-fill { height: 100%; background: var(--status-green); transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1); }
.empty-state {
    text-align: center;
    padding: 30px 10px;
    color: rgba(255,255,255,0.2);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.6;
    border: 2px dashed rgba(255,255,255,0.05);
    border-radius: 12px;
}
.day-task-list.drag-over {
    background: rgba(255,255,255,0.02);
    border-radius: 12px;
    box-shadow: inset 0 0 20px rgba(79, 70, 229, 0.1);
}
.task-card {
    cursor: grab;
    transform: perspective(1000px) translateZ(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
}
.task-card:active { cursor: grabbing; }
.task-card:hover {
    transform: perspective(1000px) translateZ(10px) translateY(-2px);
}
.task-card[data-cat="proje"]:hover { box-shadow: 0 10px 20px -5px rgba(6, 182, 212, 0.3); border-color: rgba(6, 182, 212, 0.4); }
.task-card[data-cat="ozel-ders"]:hover { box-shadow: 0 10px 20px -5px rgba(79, 70, 229, 0.3); border-color: rgba(79, 70, 229, 0.4); }
.task-card[data-cat="antrenman"]:hover { box-shadow: 0 10px 20px -5px rgba(16, 185, 129, 0.3); border-color: rgba(16, 185, 129, 0.4); }
.task-card[data-cat="kisisel"]:hover { box-shadow: 0 10px 20px -5px rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.2); }
.todo-board.focus-active .day-column {
    opacity: 0.2;
    filter: blur(2px);
    transition: all 0.5s ease;
}
.todo-board.focus-active #col-bugun {
    opacity: 1;
    filter: blur(0);
    transform: scale(1.02);
    box-shadow: 0 0 40px rgba(0,0,0,0.8);
    z-index: 10;
}