:root {
    --brand: #70e0fa;
    --brand-dark: #0f7f9e;
    --brand-soft: #e6f9fd;
    --ink: #12263a;
    --ink-soft: #5b6b7c;
    --bg: #f4f8fa;
    --radius: 14px;
    --shadow: 0 6px 24px rgba(18, 38, 58, 0.08);
    --shadow-lg: 0 16px 40px rgba(18, 38, 58, 0.14);

    /* Decorative accents (illustration/blobs/option markers only — never used
       for chart data, buttons, or anything that needs to read as "brand"). */
    --accent-violet: #8c6fe0;
    --accent-coral: #ff8a80;
    --accent-mint: #4fd8a8;
    --accent-amber: #ffc255;
}

* { box-sizing: border-box; }

body {
    background: var(--bg);
    color: var(--ink);
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* ---------- Decorative animated background ---------- */
.bg-decor {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}
.bg-decor .blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: .22;
    animation: floatBlob 20s ease-in-out infinite;
}
.bg-decor .b1 { width: 320px; height: 320px; background: var(--brand); top: -90px; left: -100px; }
.bg-decor .b2 { width: 260px; height: 260px; background: var(--brand-dark); bottom: -70px; right: -80px; animation-delay: -5s; }
.bg-decor .b3 { width: 200px; height: 200px; background: var(--brand); top: 45%; right: 6%; animation-delay: -10s; }
.bg-decor .b4 { width: 220px; height: 220px; background: var(--brand-dark); bottom: 8%; left: 4%; animation-delay: -3s; }
@keyframes floatBlob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(14px, -16px) scale(1.03); }
}
@media (max-width: 576px) {
    .bg-decor .blob { opacity: .14; }
}

/* ---------- Hero badge illustration ---------- */
.hero-badge-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: .75rem;
}
.hero-badge {
    width: 84px;
    height: 84px;
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    box-shadow: var(--shadow);
    animation: badgeFloat 4.5s ease-in-out infinite;
    padding: .5rem;
}
.hero-logo {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
}
@keyframes badgeFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}
@media (max-width: 576px) {
    .hero-badge { width: 64px; height: 64px; border-radius: 18px; }
}

/* ---------- Brand overrides on top of Bootstrap ---------- */
.btn-primary {
    background-color: var(--brand);
    border-color: var(--brand);
    color: var(--ink);
    font-weight: 600;
    transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--brand-dark);
    border-color: var(--brand-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}
.btn-outline-primary {
    color: var(--brand-dark);
    border-color: var(--brand);
}
.btn-outline-primary:hover {
    background-color: var(--brand);
    border-color: var(--brand);
    color: var(--ink);
}
.text-brand { color: var(--brand-dark); }
.bg-brand { background-color: var(--brand) !important; }
a { color: var(--brand-dark); }

.form-check-input:checked {
    background-color: var(--brand);
    border-color: var(--brand);
}
.form-control:focus, .form-select:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 .2rem rgba(112, 224, 250, .35);
}

/* ---------- Shared layout ---------- */
.app-shell {
    max-width: 760px;
    margin: 0 auto;
    padding: 2rem 1rem 4rem;
}
.brand-mark {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-weight: 700;
    letter-spacing: .2px;
}
.brand-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 0 5px var(--brand-soft);
}
.brand-logo {
    height: 26px;
    width: auto;
    vertical-align: middle;
    margin-right: .1rem;
}

/* ---------- Progress bar ---------- */
.wizard-progress {
    height: 8px;
    border-radius: 99px;
    background: #e2edf1;
    overflow: hidden;
    margin: 1.5rem 0 2rem;
}
.wizard-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--brand), var(--brand-dark));
    border-radius: 99px;
    transition: width .45s cubic-bezier(.65,0,.35,1);
}
.wizard-meta {
    display: flex;
    justify-content: space-between;
    font-size: .85rem;
    color: var(--ink-soft);
    margin-bottom: .25rem;
}

/* ---------- Question card / steps ---------- */
.question-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2rem;
}
.step {
    display: none;
}
.step.active {
    display: block;
}
.step.active.enter-next {
    animation: enterNext .4s cubic-bezier(.2,.8,.2,1);
}
.step.active.enter-prev {
    animation: enterPrev .4s cubic-bezier(.2,.8,.2,1);
}
@keyframes enterNext {
    from { opacity: 0; transform: translateX(36px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes enterPrev {
    from { opacity: 0; transform: translateX(-36px); }
    to   { opacity: 1; transform: translateX(0); }
}
.section-tag {
    display: block;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: .75rem;
    font-weight: 700;
    color: var(--ink-soft);
    margin-bottom: .6rem;
}
.section-tag .not-scored {
    text-transform: none;
    letter-spacing: normal;
    font-weight: 500;
    opacity: .75;
    margin-left: .4rem;
}
.question-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: .35rem;
}
.question-sub {
    color: var(--ink-soft);
    margin-bottom: 1.5rem;
    font-size: .9rem;
}

/* ---------- Landing screen ---------- */
.category-pill {
    display: inline-block;
    background: var(--brand-soft);
    color: var(--brand-dark);
    font-weight: 600;
    font-size: .8rem;
    padding: .35rem .9rem;
    border-radius: 99px;
}
.landing-card {
    padding: 2.75rem 2.5rem;
}
.survey-title {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.3;
    margin: 0 0 .85rem;
    color: var(--ink);
}
.survey-desc {
    max-width: 440px;
    margin: 0 auto 1.25rem;
    font-size: .97rem;
    line-height: 1.6;
    color: var(--ink-soft);
}
.survey-meta {
    font-size: .82rem;
    color: var(--ink-soft);
    margin: 0 0 1.75rem;
}
.btn-start {
    display: block;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
}

@media (max-width: 576px) {
    .landing-card { padding: 2rem 1.25rem; }
    .survey-title { font-size: 1.3rem; }
    .survey-desc { font-size: .92rem; }
}

/* MCQ choice list — stacked top to bottom, one option per row */
.choice-list {
    display: flex;
    flex-direction: column;
    gap: .65rem;
}
.choice-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: .9rem;
    border: 2px solid #e2edf1;
    border-radius: 12px;
    padding: .85rem 1.1rem;
    cursor: pointer;
    font-weight: 500;
    background: #fff;
    transition: border-color .15s ease, background-color .15s ease, transform .15s ease, box-shadow .15s ease;
    user-select: none;
}
.choice-card:hover {
    border-color: var(--brand);
    transform: translateX(4px);
    box-shadow: var(--shadow);
}
.choice-card.selected {
    border-color: var(--brand-dark);
    background: var(--brand-soft);
    animation: pop .25s ease;
}
.choice-card.selected::after {
    content: "\2713";
    position: absolute;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
    color: var(--brand-dark);
    font-weight: 700;
    font-size: 1.1rem;
}
@keyframes pop {
    0% { transform: scale(.98); }
    60% { transform: scale(1.01); }
    100% { transform: scale(1); }
}
.choice-card input { position: absolute; opacity: 0; pointer-events: none; }
.choice-bubble {
    flex: none;
    width: 30px;
    height: 30px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .8rem;
    font-weight: 700;
    color: #fff;
}
.choice-bubble.accent-a { background: var(--accent-coral); }
.choice-bubble.accent-b { background: var(--accent-violet); }
.choice-bubble.accent-c { background: var(--accent-mint); }
.choice-bubble.accent-d { background: var(--brand-dark); }
.choice-text { padding-right: 1.5rem; }

textarea.form-control {
    min-height: 130px;
    resize: vertical;
}

.wizard-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
}

.field-error {
    color: #d24545;
    font-size: .85rem;
    margin-top: .5rem;
    display: none;
}
.field-error.show { display: block; }

/* ---------- Thank you page ---------- */
.check-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}
.check-circle {
    width: 84px;
    height: 84px;
}
.check-circle circle {
    stroke: var(--brand);
    stroke-width: 3;
    fill: none;
    stroke-dasharray: 240;
    stroke-dashoffset: 240;
    animation: drawCircle .6s ease forwards;
}
.check-circle path {
    stroke: var(--brand-dark);
    stroke-width: 4;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 40;
    stroke-dashoffset: 40;
    animation: drawCheck .35s ease forwards .55s;
}
@keyframes drawCircle { to { stroke-dashoffset: 0; } }
@keyframes drawCheck { to { stroke-dashoffset: 0; } }

.fade-up {
    animation: fadeUp .5s ease both;
}
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Confetti burst on the thank-you page */
.confetti-piece {
    position: fixed;
    top: -12px;
    width: 8px;
    height: 14px;
    border-radius: 2px;
    z-index: 5;
    pointer-events: none;
    animation: confettiFall linear forwards;
}
@keyframes confettiFall {
    to { transform: translateY(105vh) rotate(540deg); opacity: .9; }
}

/* ---------- Admin ---------- */
.admin-shell { background: var(--bg); min-height: 100vh; }
.admin-navbar {
    background: #fff;
    box-shadow: var(--shadow);
}
.stat-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    transition: transform .15s ease, box-shadow .15s ease;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--ink);
}
.stat-label {
    color: var(--ink-soft);
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .06em;
}
.question-row {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.1rem 1.4rem;
    transition: transform .15s ease, box-shadow .15s ease;
}
.question-row:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.chart-wrap {
    position: relative;
    height: 220px;
}

.pct-bar-track {
    background: #e2edf1;
    border-radius: 99px;
    height: 10px;
    overflow: hidden;
}
.pct-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--brand), var(--brand-dark));
    width: 0%;
    border-radius: 99px;
    transition: width .8s cubic-bezier(.2,.8,.2,1);
}

.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top left, var(--brand-soft), var(--bg) 60%);
}
.login-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
    width: 100%;
    max-width: 380px;
    animation: fadeUp .5s ease both;
}
.login-logo {
    height: 56px;
    width: auto;
}

@media (max-width: 576px) {
    .question-card { padding: 1.25rem; }
    .login-card { padding: 1.75rem; }
    .app-shell { padding: 1.25rem .85rem 3rem; }
}