.study-plan-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 20px 0;
    padding: 20px;
    background: var(--bg-card-soft);
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    box-shadow: var(--shadow-card);
}

.study-plan-options label {
    font-weight: 500;
    color: var(--label-color);
    display: flex;
    flex-direction: column;
    font-size: 0.95rem;
    gap: 5px;
}

.study-plan-options input[type="date"],
.study-plan-options input[type="number"],
.study-plan-options input[type="text"] {
    padding: 8px 12px;
    border: 1px solid var(--border-input);
    border-radius: 8px;
    background: var(--input-bg);
    color: var(--text-main);
    font-size: 0.95rem;
    transition: all 0.2s ease;
    box-shadow: var(--input-shadow);
}

.study-plan-options input[type="date"]:focus,
.study-plan-options input[type="number"]:focus,
.study-plan-options input[type="text"]:focus {
    border-color: var(--accent);
    background: var(--input-bg-focus);
    box-shadow: var(--input-shadow-focus);
    outline: none;
}

.study-plan-options div {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
    font-size: 0.9rem;
    color: var(--label-color);
}

.study-plan-options input[type="checkbox"] {
    accent-color: var(--accent);
    margin-right: 6px;
}

.button.submit {
    margin-top: 15px;
    padding: 12px 20px;
    font-size: 1rem;
    font-weight: 600;
    background: var(--button-bg);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.button.submit:hover {
    background: var(--button-bg-hover);
}

.button.submit:active {
    background: var(--button-bg-active);
}

.study-day {
    background: var(--study-day-bg);
    border: 1px solid var(--study-day-border);
    border-radius: 14px;
    padding: 18px 20px;
    margin-bottom: 20px;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.study-day h3 {
    margin: 0 0 12px;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--study-day-title);
}

.study-tasks {
    list-style: none;
    padding: 0;
    margin: 0;
}

.study-tasks li {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 10px 12px;
    border-radius: 10px;
    background: var(--study-task-bg);
    margin-bottom: 8px;
    font-size: 0.95rem;
    line-height: 1.45;
    color: var(--study-task-text);
}

.study-tasks li:last-child {
    margin-bottom: 0;
}

.study-tasks strong {
    color: var(--study-task-strong);
    font-weight: 600;
}

.study-tasks .minutes {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--study-task-minutes);
    white-space: nowrap;
}

.study-tasks li strong::before {
    content: "• ";
    opacity: 0.5;
}

.study-day:hover {
    border-color: var(--study-day-hover-border);
    transition: border-color 0.2s ease;
}

@media (max-width: 600px) {
    .study-day {
        padding: 14px 16px;
    }

    .study-tasks li {
        font-size: 0.92rem;
    }

    .study-tasks .minutes {
        margin-left: 0;
        width: 100%;
        opacity: 0.6;
    }
}