:root {
    --inst-primary: #0f4c81;
    --inst-secondary: #1f7a8c;
    --inst-accent: #f4b942;
    --inst-deep: #0a2946;
    --inst-soft: #edf4ff;
    --inst-surface: rgba(255, 255, 255, 0.84);
    --inst-text: #203040;
}

html,
body {
    min-height: 100%;
}

body {
    font-family: 'Source Sans 3', sans-serif;
    background:
        radial-gradient(circle at top left, rgba(244, 185, 66, 0.12), transparent 24%),
        radial-gradient(circle at right 20%, rgba(31, 122, 140, 0.14), transparent 18%),
        linear-gradient(180deg, #f7fbff 0%, #eef3f8 46%, #e7edf5 100%);
    color: var(--inst-text);
}

h1,
h2,
h3,
h4,
h5,
.navbar-brand,
.metric-value,
.hero-kicker,
.section-caption,
.submit-title,
.sidebar-title {
    font-family: 'Manrope', sans-serif;
}

.top-ribbon {
    height: 8px;
    background: linear-gradient(90deg, var(--inst-primary), var(--inst-secondary), var(--inst-accent));
}

.app-navbar {
    background: linear-gradient(135deg, rgba(10, 41, 70, 0.96), rgba(15, 76, 129, 0.92));
    backdrop-filter: blur(14px);
    box-shadow: 0 12px 30px rgba(10, 41, 70, 0.18);
}

.brand-mark {
    width: 2.4rem;
    height: 2.4rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.85rem;
    background: linear-gradient(135deg, rgba(255,255,255,0.18), rgba(255,255,255,0.34));
    color: #fff;
    font-size: 0.9rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.nav-pill {
    border-radius: 999px;
    padding-inline: 1rem;
}

.hero-card,
.panel-card,
.summary-card,
.chart-card {
    border: 0;
    border-radius: 1.4rem;
    box-shadow: 0 16px 48px rgba(15, 76, 129, 0.1);
}

.hero-card {
    background:
        radial-gradient(circle at top right, rgba(255,255,255,0.18), transparent 26%),
        linear-gradient(135deg, rgba(10, 41, 70, 0.98) 0%, rgba(15, 76, 129, 0.96) 42%, rgba(31, 122, 140, 0.95) 100%);
    color: #fff;
}

.hero-kicker {
    display: inline-block;
    margin-bottom: 1rem;
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.8rem;
}

.hero-copy {
    max-width: 58rem;
    font-size: 1.06rem;
    color: rgba(255, 255, 255, 0.86);
}

.hero-panel {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 1.25rem;
    padding: 1.25rem;
}

.hero-panel-title {
    font-family: 'Manrope', sans-serif;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.hero-list {
    margin: 0;
    padding-left: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-scale {
    display: inline-grid;
    grid-template-columns: auto auto auto auto auto;
    align-items: center;
    gap: 0.6rem 1rem;
    padding: 0.95rem 1.1rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.12);
    font-size: 0.95rem;
}

.hero-scale strong {
    font-size: 1.25rem;
}

.hero-scale small {
    color: rgba(255, 255, 255, 0.82);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.hero-stat {
    padding: 1rem 1.1rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-stat span {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.92rem;
}

.hero-stat strong {
    display: block;
    margin-top: 0.25rem;
    font-family: 'Manrope', sans-serif;
    font-size: 1.2rem;
}

.survey-layout {
    display: grid;
    grid-template-columns: 290px minmax(0, 1fr);
    gap: 1.5rem;
}

.survey-sidebar {
    align-self: start;
    position: sticky;
    top: 104px;
}

.sidebar-card {
    padding: 1.25rem;
    border-radius: 1.25rem;
    background: var(--inst-surface);
    border: 1px solid rgba(15, 76, 129, 0.1);
    box-shadow: 0 16px 40px rgba(32, 48, 64, 0.08);
    backdrop-filter: blur(10px);
}

.sidebar-title {
    font-size: 1.05rem;
    font-weight: 800;
    margin-bottom: 0.35rem;
}

.sidebar-copy {
    color: #55687b;
    margin-bottom: 1rem;
}

.progress-list {
    display: grid;
    gap: 0.7rem;
}

.progress-item {
    display: grid;
    grid-template-columns: 2rem minmax(0, 1fr);
    align-items: center;
    gap: 0.8rem;
    font-size: 0.96rem;
}

.progress-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--inst-primary), var(--inst-secondary));
    color: #fff;
    font-weight: 700;
}

.section-card {
    border: 1px solid rgba(15, 76, 129, 0.08);
    border-radius: 1.4rem;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 16px 40px rgba(32, 48, 64, 0.06);
    backdrop-filter: blur(10px);
}

.section-header {
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(15, 76, 129, 0.08);
}

.section-index {
    width: 3rem;
    height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    background: linear-gradient(135deg, var(--inst-soft), #dfefff);
    color: var(--inst-deep);
    font-weight: 700;
}

.section-caption {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.76rem;
    color: var(--inst-secondary);
    margin-bottom: 0.3rem;
}

.question-card {
    padding: 1rem 1.1rem;
    border-radius: 1.15rem;
    background: linear-gradient(180deg, rgba(248, 251, 255, 0.92), #fff);
    border: 1px solid rgba(15, 76, 129, 0.06);
}

.question-title {
    display: block;
    margin-bottom: 0.9rem;
    font-size: 1.04rem;
}

.form-control,
.form-select {
    border-radius: 1rem;
    border-color: #ccdbec;
    padding-block: 0.85rem;
    box-shadow: none;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--inst-secondary);
    box-shadow: 0 0 0 0.25rem rgba(31, 122, 140, 0.14);
}

.likert-scale-labels {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.7rem;
    font-size: 0.88rem;
    color: #5b6d7f;
}

.likert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(136px, 1fr));
    gap: 0.75rem;
}

.likert-option {
    position: relative;
    display: grid;
    gap: 0.4rem;
    border: 1px solid #d9e4f2;
    border-radius: 1rem;
    padding: 0.95rem 0.9rem;
    background: #fefefe;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.likert-option input {
    position: absolute;
    top: 0.85rem;
    right: 0.85rem;
    margin: 0;
}

.likert-number {
    font-family: 'Manrope', sans-serif;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--inst-primary);
}

.likert-text {
    font-size: 0.88rem;
    color: #53677b;
    line-height: 1.3;
    padding-right: 1.2rem;
}

.likert-option:hover {
    transform: translateY(-2px);
    border-color: var(--inst-secondary);
    box-shadow: 0 8px 20px rgba(31, 122, 140, 0.12);
}

.likert-option:has(input:checked) {
    border-color: var(--inst-secondary);
    background: linear-gradient(180deg, #f4fbfc, #ffffff);
    box-shadow: 0 12px 28px rgba(31, 122, 140, 0.14);
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--inst-primary);
}

.summary-card .card-body,
.panel-card .card-body,
.chart-card .card-body {
    padding: 1.35rem;
}

.table-responsive {
    border-radius: 1rem;
}

.table {
    --bs-table-bg: transparent;
}

.table thead th {
    font-family: 'Manrope', sans-serif;
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #5d7084;
    border-bottom-width: 1px;
}

.table tbody tr {
    border-color: rgba(15, 76, 129, 0.06);
}

.badge-soft {
    background: rgba(244, 185, 66, 0.18);
    color: #8a5b00;
}

.submit-shell {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 1.4rem;
    border-radius: 1.3rem;
    background: linear-gradient(135deg, rgba(10, 41, 70, 0.96), rgba(31, 122, 140, 0.92));
    color: #fff;
    box-shadow: 0 18px 40px rgba(10, 41, 70, 0.18);
}

.submit-title {
    font-size: 1.05rem;
    font-weight: 800;
}

.submit-copy {
    color: rgba(255, 255, 255, 0.78);
}

.submit-button {
    border-radius: 999px;
    background: #fff;
    color: var(--inst-primary);
    border: 0;
}

.submit-button:hover {
    background: #f5f9ff;
    color: var(--inst-deep);
}

body.login-shell {
    display: block !important;
    min-height: 100vh;
}

body.login-shell > .top-ribbon,
body.login-shell > .app-navbar,
body.login-shell > main {
    width: 100%;
    flex: none;
}

.login-navbar {
    position: relative;
    top: auto;
}

.login-shell main {
    display: flex;
    align-items: center;
    min-height: calc(100vh - 84px);
}

.login-layout {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(340px, 440px);
    gap: 3rem;
    align-items: center;
}

.login-intro {
    max-width: 38rem;
    padding-right: 1rem;
}

.login-kicker {
    display: inline-block;
    margin-bottom: 1rem;
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    background: rgba(15, 76, 129, 0.1);
    color: var(--inst-primary);
    font-family: 'Manrope', sans-serif;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.login-title {
    font-size: clamp(2.2rem, 4vw, 4rem);
    line-height: 0.98;
    margin-bottom: 1rem;
}

.login-copy {
    max-width: 34rem;
    font-size: 1.08rem;
    color: #56697d;
    margin-bottom: 0;
}

.login-card-wrap {
    display: flex;
    justify-content: center;
}

.login-card {
    width: min(100%, 420px);
}

.login-card .btn-primary {
    border-radius: 0.95rem;
    padding-block: 0.85rem;
    font-weight: 700;
}

@media (max-width: 1100px) {
    .survey-layout {
        grid-template-columns: 1fr;
    }

    .survey-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .hero-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-scale {
        grid-template-columns: 1fr 1fr;
    }

    .likert-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .submit-shell {
        flex-direction: column;
        align-items: stretch;
    }

    .login-shell main {
        min-height: auto;
    }

    .login-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .login-intro {
        padding-right: 0;
    }

    .login-title {
        font-size: clamp(2rem, 10vw, 3rem);
    }
}

@media (max-width: 576px) {
    .hero-stats,
    .likert-grid {
        grid-template-columns: 1fr;
    }
}