:root {
    --bg: #060d1b;
    --surface: rgba(18, 27, 44, 0.9);
    --surface-alt: rgba(21, 32, 52, 0.85);
    --border: rgba(120, 160, 255, 0.14);
    --accent: #56a0ff;
    --accent-strong: #2d7dff;
    --accent-soft: rgba(86, 160, 255, 0.1);
    --text: #edf3ff;
    --text-muted: #a5b3d1;
    --success: #41d9a7;
    --error: #f47373;
    --shadow: 0 12px 24px rgba(8, 15, 33, 0.32);
    --radius-lg: 12px;
    --radius-md: 9px;
    --transition: 140ms ease;
    --font-size-base: 15px;
    --footer-height: 80px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: radial-gradient(circle at top, rgba(80, 140, 255, 0.12), transparent 55%), var(--bg);
    color: var(--text);
    line-height: 1.55;
    font-size: var(--font-size-base);
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    padding: 22px 18px calc(0.5rem + var(--footer-height));
}

.card {
    width: 100%;
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 20px 22px;
    border: 1px solid rgba(120, 160, 255, 0.08);
    position: relative;
    max-width: 340px;
}

.lookup-card header h1,
.verify-card header h1 {
    margin: 0 0 4px;
    font-size: 1.28rem;
    font-weight: 600;
}

.lookup-card header p,
.verify-card header p {
    margin: 0 0 12px;
    color: var(--text-muted);
    font-size: 0.82rem;
}

.heading-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.logout-form {
    margin: 0;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(86, 160, 255, 0.16);
    color: var(--text);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.badge-ok {
    background: rgba(52, 211, 153, 0.15);
    color: #86f7c4;
}

.lookup-form {
    display: grid;
    gap: 14px;
}

.button-group {
    display: flex;
    flex-direction: row;
    gap: 12px;
    align-items: center;
}

.logout-form-inline {
    margin: 0;
}

.edit-description {
    margin: 8px 0 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.4;
}

.input-label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-muted);
}

.input-group {
    display: flex;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: rgba(37, 53, 92, 0.55);
    transition: border var(--transition), box-shadow var(--transition);
}

.input-group:focus-within {
    border-color: rgba(86, 160, 255, 0.7);
    box-shadow: 0 0 0 3px rgba(86, 160, 255, 0.25);
}

.fixed-prefix {
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    font-weight: 600;
    color: var(--accent);
    background: rgba(86, 160, 255, 0.18);
    letter-spacing: 0.12em;
    font-size: 0.92rem;
}

.input-group input {
    flex: 1;
    border: none;
    padding: 10px 12px;
    font-size: 1rem;
    font-weight: 500;
    background: transparent;
    color: var(--text);
    outline: none;
}

.input-group input::placeholder {
    color: rgba(230, 237, 255, 0.35);
}

.help-text {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.alert {
    margin-top: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    font-size: 0.86rem;
    border: 1px solid transparent;
}

.alert-error {
    border-color: rgba(248, 113, 113, 0.4);
    background: rgba(248, 113, 113, 0.1);
    color: #fca5a5;
}

.alert-info {
    border-color: rgba(86, 160, 255, 0.35);
    background: rgba(86, 160, 255, 0.12);
    color: #9ec7ff;
}

.alert-success {
    border-color: rgba(52, 211, 153, 0.35);
    background: rgba(52, 211, 153, 0.12);
    color: #9ff2d4;
}

.primary-button,
.secondary-button,
.ghost-button {
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    letter-spacing: 0.005em;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
    font-size: 0.86rem;
    padding: 8px 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.primary-button {
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #f5f9ff;
    box-shadow: 0 8px 14px rgba(43, 123, 255, 0.18);
}

.primary-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 18px rgba(43, 123, 255, 0.22);
}

.secondary-button {
    background: var(--surface-alt);
    color: var(--text);
    border: 1px solid rgba(86, 160, 255, 0.25);
}

.secondary-button:hover {
    background: rgba(86, 160, 255, 0.2);
}

.secondary-button[disabled] {
    cursor: not-allowed;
    opacity: 0.6;
    box-shadow: none;
}

.ghost-button {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid rgba(154, 169, 199, 0.24);
    padding: 8px 14px;
}

.ghost-button:hover {
    color: var(--text);
    border-color: rgba(230, 237, 255, 0.4);
}

.result-card {
    width: 100%;
    padding: 16px 18px;
}

.result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.detail-list {
    display: grid;
    gap: 5px;
    margin: 8px 0 4px;
}

.detail-row {
    display: grid;
    grid-template-columns: 118px 1fr;
    gap: 10px;
    align-items: center;
    padding: 6px 10px;
    border-radius: var(--radius-md);
    background: rgba(24, 35, 56, 0.42);
    border: 1px solid rgba(120, 160, 255, 0.1);
}

.detail-label {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(154, 169, 199, 0.75);
}

.detail-value {
    font-size: 0.86rem;
    font-weight: 500;
    color: var(--text);
    word-break: break-word;
    overflow-wrap: anywhere;
}

.verify-action {
    margin: 0;
}

.empty-state {
    margin: 6px 0 0;
    color: var(--text-muted);
}

.otp-panel {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid rgba(86, 160, 255, 0.18);
    display: grid;
    gap: 16px;
}

.otp-header h3 {
    margin: 0 0 4px;
    font-size: 1.1rem;
    font-weight: 600;
}

.otp-header p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.otp-send,
.otp-confirm {
    margin: 0;
}

.otp-confirm input {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: rgba(19, 31, 53, 0.9);
    color: var(--text);
    font-size: 1.05rem;
    letter-spacing: 0.2em;
    text-align: center;
    padding: 10px;
    font-weight: 600;
}

.otp-confirm input::placeholder {
    color: rgba(230, 237, 255, 0.25);
}

.verify-card .ghost-button {
    position: absolute;
    top: 18px;
    left: 24px;
    font-size: 0.88rem;
}

.verify-card header {
    padding-left: 64px;
}

.meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin: 16px 0 20px;
}

.meta-label {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(154, 169, 199, 0.7);
}

.meta-value {
    display: block;
    margin-top: 2px;
    font-size: 0.94rem;
    font-weight: 500;
}

.meta-text {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.stacked-form {
    display: grid;
    gap: 12px;
    margin: 12px 0 0;
}

.code-form input {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: rgba(19, 31, 53, 0.9);
    color: var(--text);
    font-size: 1.05rem;
    letter-spacing: 0.2em;
    text-align: center;
    padding: 12px;
    font-weight: 600;
}

.code-form input::placeholder {
    color: rgba(230, 237, 255, 0.25);
}

.poll-card {
    width: 100%;
    max-width: 480px;
    padding: 16px 18px;
    margin: 0 auto;
}

.overview-row {
    display: grid !important;
    grid-template-columns: 400px 1fr;
    gap: 32px;
    width: min(1200px, 100%);
    align-items: start;
    justify-items: stretch;
    margin: 0 auto;
}

.overview-block {
    transition: opacity 0.35s ease, transform 0.35s ease, max-height 0.35s ease, margin 0.35s ease;
    max-height: 2000px;
}

.overview-block.collapsed {
    opacity: 0;
    transform: translateY(-12px);
    max-height: 0;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    border-width: 0;
    overflow: hidden;
    pointer-events: none;
}

.thank-you {
    display: grid;
    gap: 12px;
    justify-items: center;
    text-align: center;
    padding: 18px 10px;
}

.thank-you h1 {
    margin: 0;
    font-size: 1.28rem;
    font-weight: 600;
}

.thank-you p {
    margin: 0;
    color: var(--text-muted);
}

.thank-you-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.result-row {
    display: grid !important;
    grid-template-columns: 400px 1fr;
    gap: 32px;
    width: min(1200px, 100%);
    align-items: start;
    justify-items: stretch;
    margin: 0 auto;
}

.verify-card {
    padding: 16px 18px;
}

.verify-complete {
    display: grid;
    gap: 10px;
}

.verify-complete h3 {
    margin: 0;
    font-size: 1.1rem;
}

.verify-complete p {
    margin: 0;
    color: var(--text-muted);
}

.overview-row .card,
.result-row .card {
    width: 100%;
    max-width: none;
    min-width: 0;
}

.back-form {
    margin: 0 auto 20px;
    max-width: 1200px;
    width: min(1200px, 100%);
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 32px;
    align-items: start;
    justify-items: stretch;
}

.back-form .back-link {
    grid-column: 1;
    justify-self: start;
}

.back-link {
    font-size: 1rem;
    padding: 12px 20px;
    font-weight: 500;
}

.narrow-card {
    max-width: 400px;
}

.wide-card {
    max-width: 600px;
}

.poll-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 12px;
}


.summary-card {
    min-height: 100%;
}

.summary-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 12px;
}

.summary-header h1 {
    margin: 0 0 2px;
    font-size: 1.24rem;
    font-weight: 600;
}

.summary-header p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.74rem;
}

.summary-meta {
    display: inline-block;
    color: rgba(154, 169, 199, 0.75);
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.ranked-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}

.ranked-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    background: rgba(23, 33, 54, 0.7);
    border: 1px solid rgba(120, 160, 255, 0.12);
    border-radius: var(--radius-md);
    padding: 8px 12px;
}

.ranked-main {
    display: flex;
    align-items: center;
    gap: 8px;
}

.rank-position {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: rgba(86, 160, 255, 0.18);
    border: 1px solid rgba(86, 160, 255, 0.32);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.82rem;
}

.rank-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.rank-metrics {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    color: var(--text-muted);
    font-size: 0.74rem;
}

.summary-footer {
    margin-top: 14px;
    padding-top: 10px;
    border-top: 1px solid rgba(86, 160, 255, 0.18);
    font-size: 0.78rem;
    color: var(--text-muted);
}

.poll-header h1 {
    margin: 0 0 4px;
    font-size: 1.2rem;
    font-weight: 600;
}

.poll-header p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.78rem;
}

.mobile-hint {
    margin-top: 4px;
    font-size: 0.68rem;
    color: rgba(154, 169, 199, 0.75);
}

.order-hint {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    border-radius: var(--radius-md);
    background: rgba(86, 160, 255, 0.12);
    border: 1px solid rgba(86, 160, 255, 0.25);
    min-width: 92px;
}

.hint-label {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(154, 169, 199, 0.8);
}

.hint-arrow {
    font-size: 1.2rem;
    color: var(--accent);
}

.preference-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}

.preference-item {
    background: rgba(24, 35, 56, 0.7);
    border-radius: var(--radius-md);
    border: 1px solid rgba(120, 160, 255, 0.16);
    padding: 8px 12px;
    cursor: grab;
    transition: transform var(--transition), border var(--transition), background var(--transition);
}

.preference-item:focus-within,
.preference-item:hover {
    border-color: rgba(86, 160, 255, 0.45);
}

.preference-item.dragging {
    opacity: 0.65;
    border-color: rgba(86, 160, 255, 0.7);
    transform: scale(0.98);
}

.preference-inner {
    display: flex;
    align-items: center;
    gap: 10px;
}

.icon-button {
    background: transparent;
    border: 1px solid rgba(154, 169, 199, 0.3);
    color: var(--text-muted);
    border-radius: var(--radius-md);
    padding: 0;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border var(--transition);
    font-size: 0.85rem;
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.icon-button:hover {
    color: var(--text);
    border-color: rgba(230, 237, 255, 0.45);
    background: rgba(86, 160, 255, 0.12);
}

.icon-button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.drag-handle {
    font-size: 1rem;
    line-height: 1;
    width: 30px;
    height: 30px;
    justify-content: center;
}

.ordinal {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(86, 160, 255, 0.18);
    border: 1px solid rgba(86, 160, 255, 0.35);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text);
}

.preference-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.course-code {
    font-size: 0.82rem;
    color: rgba(154, 169, 199, 0.9);
    letter-spacing: 0.08em;
}

.course-title {
    font-size: 0.98rem;
    font-weight: 500;
    color: var(--text);
}

.item-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.poll-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 16px;
}

.submitted-at {
    margin: 6px 0 12px;
}

.submissions-card {
    width: 100%;
    max-width: none;
    min-width: 100%;
    margin-bottom: 0.5rem;
    min-height: auto;
    height: auto;
    overflow: visible;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid rgba(120, 160, 255, 0.08);
    background: var(--surface);
    padding: 0;
}

.submissions-content {
    padding: 20px 22px;
}

.submissions-content h2 {
    margin: 0 0 20px;
    font-size: 1.3rem;
    font-weight: 600;
}

.submissions-table-wrapper {
    width: 100%;
    overflow: auto;
    padding: 0;
    min-height: auto;
    height: auto;
    max-height: 65vh;
    max-height: clamp(280px, calc(70vh - var(--footer-height)), 640px);
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    border: none;
}

.submission-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
    min-width: 100%;
}

.submission-table th,
.submission-table td {
    text-align: left;
    padding: 12px 14px;
    border-bottom: 1px solid rgba(86, 160, 255, 0.18);
    vertical-align: middle;
}

/* Specific column widths for better layout */
.submission-table th:nth-child(1),
.submission-table td:nth-child(1) {
    width: 20%;
}

.submission-table th:nth-child(2),
.submission-table td:nth-child(2) {
    width: 15%;
}

.submission-table th:nth-child(3),
.submission-table td:nth-child(3) {
    width: 10%;
}

.submission-table th:nth-child(4),
.submission-table td:nth-child(4) {
    width: 15%;
}

.submission-table th:nth-child(5),
.submission-table td:nth-child(5) {
    width: 40%;
    vertical-align: top;
    padding-top: 14px;
}

.submission-table thead th {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(154, 169, 199, 0.7);
}

.submission-table tbody tr:hover {
    background: rgba(24, 35, 56, 0.45);
}

.table-primary {
    display: block;
    font-weight: 600;
    color: var(--text);
}

.table-secondary {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.inline-rank {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
    align-items: center;
    min-height: 24px;
}

.inline-rank li {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    line-height: 1;
    margin: 0;
    padding: 0;
    list-style: none;
    height: 20px;
}

.inline-rank-position {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 999px;
    background: rgba(86, 160, 255, 0.2);
    font-size: 0.72rem;
    flex-shrink: 0;
}

.inline-rank-code {
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
}


@media (max-width: 640px) {
    .page {
        padding: 22px 18px calc(0.75rem + var(--footer-height));
    }

    .card {
        padding: 16px 18px;
        width: 100%;
    }

    .overview-row .card,
    .result-row .card {
        margin-bottom: 16px;
    }

    .verify-card header {
        padding-left: 0;
    }

    .verify-card .ghost-button {
        position: static;
        margin-bottom: 10px;
    }

    .poll-header {
        flex-direction: column;
        align-items: stretch;
    }


    .item-actions {
        flex-direction: row;
    }

    .rank-metrics {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .submission-table th,
    .submission-table td {
        padding: 12px 8px;
        font-size: 0.8rem;
        word-wrap: break-word;
        hyphens: auto;
    }

    .submission-table th:nth-child(5),
    .submission-table td:nth-child(5) {
        padding: 12px 8px;
        vertical-align: top;
    }

    .inline-rank {
        gap: 8px 6px;
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .inline-rank li {
        margin-bottom: 4px;
    }

    .inline-rank-position {
        width: 18px;
        height: 18px;
        font-size: 0.7rem;
    }

    .inline-rank-code {
        font-size: 0.75rem;
    }

    .submissions-card {
        margin-bottom: 0.75rem;
    }

    .submissions-content {
        padding: 16px 18px;
    }

    .submissions-table-wrapper {
        padding-bottom: calc(20px + 1rem);
    }

    .detail-row {
        grid-template-columns: 1fr;
        gap: 6px;
        padding: 8px 10px;
    }

    .detail-label {
        font-size: 0.78rem;
    }

    .back-form {
        width: 100%;
        max-width: none;
        display: flex;
        justify-content: flex-start;
        margin: 0 0 16px;
    }

    .back-link {
        font-size: 0.95rem;
        padding: 10px 16px;
    }
}

@media (max-width: 480px) {
    .submissions-table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .submission-table {
        min-width: 400px;
    }

    .submission-table th,
    .submission-table td {
        padding: 10px 6px;
        font-size: 0.75rem;
    }

    .submission-table th:nth-child(5),
    .submission-table td:nth-child(5) {
        padding: 10px 6px;
    }

    .inline-rank {
        gap: 6px 4px;
    }

    .inline-rank li {
        margin-bottom: 2px;
    }

    .inline-rank-position {
        width: 16px;
        height: 16px;
        font-size: 0.65rem;
    }

    .inline-rank-code {
        font-size: 0.7rem;
    }

    .table-primary {
        font-size: 0.75rem;
    }
}

@media (max-width: 750px) {
    .overview-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .result-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .summary-header {
        flex-direction: column;
        align-items: flex-start;
    }

}
.otp-panel,
.verify-card {
    display: grid;
    gap: 10px;
}

.verify-card {
    padding: 16px 18px;
    max-width: 340px;
    margin: 0;
}

.otp-send,
.otp-confirm {
    justify-items: stretch;
}

.otp-panel .primary-button,
.otp-panel .secondary-button {
    width: 100%;
}

.verify-card .help-text,
.verify-card .meta-text {
    text-align: left;
}

/* Sticky Footer */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(18, 27, 44, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(120, 160, 255, 0.15);
    padding: 16px 20px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    z-index: 1000;
    box-shadow: 0 -4px 12px rgba(8, 15, 33, 0.2);
}

.footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition);
}

.footer a:hover {
    color: var(--accent-strong);
    text-decoration: underline;
}

.footer a[href*="achyuthjayadevan"] {
    color: #ff6b6b;
    font-weight: 600;
}

.footer a[href*="achyuthjayadevan"]:hover {
    color: #ff5252;
    text-decoration: underline;
}

/* Force two-pane layout on larger screens */
@media (min-width: 751px) {
    .overview-row {
        display: grid !important;
        grid-template-columns: 400px 1fr !important;
    }
    
    .result-row {
        display: grid !important;
        grid-template-columns: 400px 1fr !important;
    }
}