body {
    min-height: 100vh;
    margin: 0;
    font-family: 'Rubik', 'Poppins', system-ui, sans-serif;

    background:
        radial-gradient(circle at 18% 12%, rgba(255, 190, 220, .55), transparent 50%),
        radial-gradient(circle at 82% 18%, rgba(190, 220, 255, .55), transparent 50%),
        radial-gradient(circle at 40% 88%, rgba(190, 255, 225, .45), transparent 55%),
        radial-gradient(circle at 70% 75%, rgba(210, 200, 255, .35), transparent 55%),
        linear-gradient(180deg, #f6f3ff 0%, #faf7ff 40%, #eef6ff 100%);

    color: #1c2b45;
    animation: fadeIn 0.6s ease;
}



/* ================================
   TITLE
================================ */

.app-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 900;
    letter-spacing: -0.06em;
    text-transform: uppercase;
    color: #2a3550;
    animation: slideDown 0.6s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }

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

/* ================================
   INPUTS
================================ */

.form-control,
.form-select {
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, .15);
    background: rgba(255, 255, 255, .95);
    color: #1c2b45;
    min-height: 3.6rem;
    padding: 1rem 1.2rem;
    box-shadow: 0 6px 14px rgba(0, 0, 0, .08);
    transition: box-shadow .25s ease, border-color .25s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: #8FB7FF;
    box-shadow: 0 0 0 .2rem rgba(150, 180, 255, .35);
    outline: none;
}

/* dropdown arrow */
.priority-select-wrapper {
    position: relative;
}

.priority-arrow {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #4a5f7a;
}

/* ================================
   WARNING
================================ */

.warning {
    min-height: 35px;
    font-size: 1.3rem;
    font-weight: 700;
    color: #ff5f5f;
    margin-bottom: 1rem;
    animation: pulseWarning 0.4s ease;
}

@keyframes pulseWarning {
    from {
        opacity: 0;
        transform: scale(.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ================================
   BUTTONS — PASTEL POP + MICRO ANIMATIONS
================================ */

.btn-bubbly {
    border: none;
    border-radius: 999px;
    padding: 1rem 2rem;
    font-weight: 800;
    letter-spacing: .05em;
    text-transform: uppercase;
    transition: background-color .25s ease, transform .25s ease, box-shadow .25s ease;
    box-shadow: 0 6px 14px rgba(0, 0, 0, .12);
    cursor: pointer;
}

/* Pastel bases */
.btn-add {
    background: #9EC9FF;
    /* lighter sky blue */
    color: #0f1a2e;
}

.btn-clear {
    background: #FFB3C7;
    /* lighter blush */
    color: #0f1a2e;
}

/* Hover = brighten (v4 behavior) */
.btn-add:hover {
    background: #B3D7FF;
    transform: translateY(-3px);
    box-shadow: 0 10px 22px rgba(0, 0, 0, .18);
}

.btn-clear:hover {
    background: #FFC4D4;
    transform: translateY(-3px);
    box-shadow: 0 10px 22px rgba(0, 0, 0, .18);
}

/* Click animation */
.btn-bubbly:active {
    transform: scale(.96);
}

/* ================================
   CHECKMARK BUTTON (task complete)
================================ */

.complete-btn {
    background: #A8F2D4;
    /* mint */
    border: none;
    color: #0f1a2e;
    border-radius: 10px;
    padding: .4rem .7rem;
    font-weight: 700;
    transition: background-color .25s ease, transform .25s ease;
}

.complete-btn:hover {
    background: #B8F7DD;
    transform: scale(1.08);
}

.complete-btn:active {
    transform: scale(.95);
}

/* ================================
   ACCORDION PANELS — LIGHTER GRADIENT MIX
================================ */

.priority-panel {
    border-radius: 1.5rem;
    overflow: hidden;
    margin-bottom: 1rem;
    box-shadow: 0 10px 22px rgba(0, 0, 0, .12);
    transition: transform .25s ease, filter .25s ease;
}

/* Mixed pastel gradients */
.priority-panel.high-panel {
    background: linear-gradient(135deg, #C7B8FF, #AFCFFF, #9EC9FF);
}

.priority-panel.medium-panel {
    background: linear-gradient(135deg, #FFD6A5, #FFB3C7, #FF9EC8);
}

.priority-panel.low-panel {
    background: linear-gradient(135deg, #B8F7D4, #A8F2D4, #AFCFFF);
}

/* Hover = brighten slightly (v4 behavior) */
.priority-panel:hover {
    transform: translateY(-3px);
    filter: brightness(1.06);
}

/* ================================
   ACCORDION HEADER — PERFECT ALIGNMENT
================================ */

.accordion-button {
    display: flex;
    align-items: center;
    padding: 1rem 1.2rem;

    background: rgba(255, 255, 255, .3);
    color: #0f1a2e;
    font-weight: 700;

    transition: background-color .25s ease, color .25s ease;
}

/* FIX: perfect alignment across all headers */
.accordion-button span:first-child {
    flex-basis: 60%;
    /* title column */
}

.panel-label {
    flex-basis: 40%;
    /* counter column */
    text-align: right;
    font-weight: 800;
    font-size: 1rem;
    opacity: .95;
}

/* Open state */
.accordion-button:not(.collapsed) {
    background: rgba(255, 255, 255, .45);
    color: #0a1324;
}

/* remove Bootstrap focus glow */
.accordion-button:focus {
    box-shadow: none;
}

/* ================================
   ACCORDION BODY — TINTED
================================ */

.accordion-body {
    background: rgba(255, 255, 255, .55);
    padding: 1rem;
    border-radius: 0 0 1.5rem 1.5rem;
    animation: fadeIn .4s ease;
}

/* ================================
   TASK ITEMS
================================ */

.d-flex.justify-content-between.align-items-center.mb-2.p-2.border.rounded {
    background: rgba(255, 255, 255, .75);
    border: 1px solid rgba(0, 0, 0, .1) !important;
    border-radius: 14px !important;
    padding: 1rem !important;
    color: #1c2b45;
    transition: transform .2s ease, background-color .2s ease;
}

/* hover for task rows */
.d-flex.justify-content-between.align-items-center.mb-2.p-2.border.rounded:hover {
    background: rgba(255, 255, 255, .95);
    transform: translateY(-2px);
}

/* task text */
.task-text {
    font-size: 1.2rem;
    font-weight: 500;
}

/* completed tasks */
.completed-box {
    background: rgba(140, 220, 170, .55) !important;
}

span.completed {
    text-decoration: line-through;
    text-decoration-thickness: 2px;
    text-decoration-color: rgba(255, 255, 255, .95);
    color: #ffffff;
    opacity: 1;
}

/* ================================
   EMPTY STATE
================================ */

.empty-message {
    padding: 1rem;
    border-radius: 14px;
    background: rgba(255, 255, 255, .65);
    border: 1px dashed rgba(0, 0, 0, .15);
    color: #4a5f7a;
    text-align: center;
    font-style: italic;
    animation: fadeIn .4s ease;
}