*,
*::before,
*::after {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent
}

:root {
    --card: #050f26;
    --card-2: #08193a;
    --text: #ffffff;
    --muted: #b0c4de;
    --accent: #00eeff;
    --accent-2: #ffd54a;
    --chip: #172d5f;
    --ring: 0 0 0 2px rgba(25, 95, 111, .45), 0 8px 18px rgba(0, 0, 0, .35);
    --shadow: 0 10px 20px rgba(0, 0, 0, .35);
    --radius: 16px
}

html {
    scroll-behavior: smooth
}

@font-face {
    font-display: swap;
    font-family: 'Ubuntu';
    font-style: normal;
    font-weight: 300;
    src: url('fonts/ubuntu-v20-latin-300.woff2') format('woff2')
}

@font-face {
    font-display: swap;
    font-family: 'Ubuntu';
    font-style: normal;
    font-weight: 400;
    src: url('fonts/ubuntu-v20-latin-regular.woff2') format('woff2')
}

@font-face {
    font-display: swap;
    font-family: 'Ubuntu';
    font-style: normal;
    font-weight: 500;
    src: url('fonts/ubuntu-v20-latin-500.woff2') format('woff2')
}

@font-face {
    font-display: swap;
    font-family: 'Ubuntu';
    font-style: normal;
    font-weight: 700;
    src: url('fonts/ubuntu-v20-latin-700.woff2') format('woff2')
}

html,
body {
    height: 100%;
    color: var(--text);
    font-family: 'Ubuntu', Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
    background-color: #000a1e;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='250' height='30' viewBox='0 0 1000 120'%3E%3Crect fill='%23081b41' width='1000' height='120'/%3E%3Cg fill='none' stroke='%23172d5f' stroke-width='10' stroke-opacity='1'%3E%3Cpath d='M-500 75c0 0 125-30 250-30S0 75 0 75s125 30 250 30s250-30 250-30s125-30 250-30s250 30 250 30s125 30 250 30s250-30 250-30'/%3E%3Cpath d='M-500 45c0 0 125-30 250-30S0 45 0 45s125 30 250 30s250-30 250-30s125-30 250-30s250 30 250 30s125 30 250 30s125 30 250 30s250-30 250-30'/%3E%3Cpath d='M-500 105c0 0 125-30 250-30S0 105 0 105s125 30 250 30s250-30 250-30s125-30 250-30s250 30 250 30s125 30 250 30s250-30 250-30'/%3E%3Cpath d='M-500 15c0 0 125-30 250-30S0 15 0 15s125 30 250 30s250-30 250-30s125-30 250-30s250 30 250 30s125 30 250 30s250-30 250-30'/%3E%3Cpath d='M-500-15c0 0 125-30 250-30S0-15 0-15s125 30 250 30s250-30 250-30s125-30 250-30s250 30 250 30s125 30 250 30s250-30 250-30'/%3E%3Cpath d='M-500 135c0 0 125-30 250-30S0 135 0 135s125 30 250 30s250-30 250-30s125-30 250-30s250 30 250 30s125 30 250 30s250-30 250-30'/%3E%3C/g%3E%3C/svg%3E");
    background-attachment: fixed;
    background-size: 250px 30px
}

body {
    margin: 0;
    overflow-x: hidden
}

body.sidebar-open {
    overflow: hidden
}

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

img {
    display: block;
    max-width: 100%;
    height: auto
}

.app {
    position: relative;
    min-height: 100dvh
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 5;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    background: linear-gradient(180deg, rgba(0, 42, 133, 0.8), rgba(12, 37, 89, .7));
    backdrop-filter: blur(7px);
    border-bottom: 1px solid rgba(129, 173, 255, 0.300)
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px
}

.brand-logo {
    width: 30px;
    height: 25px;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: var(--ring);
    background: #000
}

.brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.brand-name {
    font-weight: 700;
    letter-spacing: .2px
}

.menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, rgba(255, 255, 255, .15), rgba(255, 255, 255, .07));
    border: 1px solid rgba(255, 255, 255, .15);
    border-radius: 10px;
    cursor: pointer;
    padding: 8px;
    z-index: 15;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .25);
    transition: background .2s ease
}

.menu-btn:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, .2), rgba(255, 255, 255, .1))
}

.menu-btn span {
    width: 100%;
    height: 2px;
    background-color: var(--text);
    border-radius: 2px;
    transition: all 0.3s ease-in-out;
    transform-origin: center
}

.menu-btn.is-open span:nth-child(1) {
    transform: translateY(6px) rotate(45deg)
}

.menu-btn.is-open span:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px)
}

.menu-btn.is-open span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg)
}

.sidebar {
    position: fixed;
    top: 64px;
    right: 12px;
    width: 260px;
    background: linear-gradient(180deg, rgba(0, 28, 39, 0.9) 0%, rgba(8, 25, 58, 0.95) 100%);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, .3);
    border-radius: var(--radius);
    transform: translateX(calc(100% + 24px)) scale(0.98);
    transform-origin: top right;
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.3s ease, visibility 0.3s ease;
    z-index: 10;
    padding: 16px
}

.sidebar.is-open {
    transform: translateX(0) scale(1);
    opacity: 1;
    visibility: visible
}

.sidebar-title {
    text-align: center;
    color: var(--accent);
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 16px;
    text-transform: uppercase;
    letter-spacing: .5px
}

.sidebar-nav {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .05));
    border: 1px solid rgba(255, 255, 255, .12);
    color: var(--text);
    font-weight: 500;
    font-size: 16px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, .2);
    transition: all .2s ease
}

.sidebar-nav a:hover {
    background: linear-gradient(135deg, rgba(0, 238, 255, .15), rgba(0, 238, 255, .1));
    color: var(--accent);
    border-color: rgba(0, 238, 255, .3);
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, .2)
}

.sidebar-nav .icon {
    width: 22px;
    height: 22px;
    color: var(--accent)
}

.sidebar-footer {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, .1);
    text-align: center
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 8px
}

.privacy-link {
    font-size: 13px;
    font-weight: 500;
    background: linear-gradient(90deg, var(--accent), rgb(81, 255, 162));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent
}

.copyright-text {
    margin: 0;
    font-size: 12px;
    color: rgba(255, 255, 255, .5)
}

.menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.46);
    z-index: 9;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease
}

.menu-overlay.is-open {
    opacity: 1;
    visibility: visible
}

.content {
    position: relative;
    z-index: 1;
    padding: 7px 7px 7px
}

.page-header {
    text-align: center;
    background: linear-gradient(180deg, var(--card) 0%, var(--card-2) 100%);
    border: 1px solid rgba(119, 255, 0, 0.394);
    padding-top: 10px;
    padding-bottom: 11px;
    border-radius: var(--radius);
    margin: 0px 0 0px
}

.page-title {
    font-size: 16px;
    font-weight: 500;
    color: greenyellow;
    letter-spacing: 1px;
    margin: 0
}

.page-subtitle {
    font-size: 13px;
    color: var(--muted);
    opacity: 0.9;
    margin-bottom: 0px;
    margin-top: 4px
}

.info-card {
    margin-top: 7px;
    background: linear-gradient(180deg, var(--card) 100%, var(--card) 100%);
    border-radius: var(--radius);
    padding: 18px;
    padding-left: 10px;
    padding-right: 10px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 255, 251, 0.301)
}

.info-card h2 {
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 15px 0;
    display: flex;
    align-items: center;
    gap: 10px
}

.filter-tabs {
    display: grid;
    grid-template-columns: repeat(auto-fit);
    gap: 8px
}

.filter-btn {
    padding: 4px;
    padding-left: 7px;
    border: 1px solid rgba(255, 255, 255, .15);
    background: transparent;
    color: var(--text);
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    border-radius: 7px;
    cursor: pointer;
    transition: all .2s ease;
    background-color: var(--chip);
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
}

.filter-btn:hover {
    background-color: #1e4ba0
}

.filter-btn.active {
    background: linear-gradient(135deg, rgb(0, 255, 255), #007c46);
    color: #000b49;
    border-color: rgb(0, 135, 117);
    box-shadow: 0 4px 15px rgba(0, 238, 255, 0.2)
}

.subject-name {
    flex: 1;
    padding-right: 10px;
}

.paper-count {
    background: rgba(255, 255, 255, 0.1);
    color: #a2b5cde0;
    padding: 2px 5px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: all .3s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid rgba(214, 214, 214, 0.194);
}

.filter-btn.active .paper-count {
    background-color: var(--accent-2);
    color: #050f26;
    box-shadow: 0 2px 10px rgba(255, 213, 74, 0.4);
    border: 1px solid rgba(0, 0, 0, 0.621);
}

.paper-sn {
    color: #a2b5cdcf;
    border-radius: 4px;
    font-size: 12px;
    margin-right: 4px;
    font-weight: 700;
    transition: all .3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.filter-btn.active .paper-sn {
    color: #050f26;
}

.hidden {
    display: none !important
}

.paper-section,
.year-header {
    animation: fadeIn 0.5s ease
}

.paper-section {
    padding-bottom: 0
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px)
    }

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

.paper-header {
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 15px;
    margin-bottom: 20px;
    font-size: 10px
}

.paper-university {
    font-size: 0.9em;
    font-weight: 500
}

.paper-exam-title {
    font-size: 0.9em;
    margin: 4px 0;
    color: var(--muted)
}

.paper-details {
    display: flex;
    justify-content: space-between;
    margin-top: 15px;
    font-weight: 500;
    font-size: 0.9em;
    color: var(--muted)
}

.paper-instructions {
    margin: 15px 0
}

.paper-instructions h4 {
    margin: 0 0 8px 0;
    color: var(--accent-2);
    font-size: 0.8em
}

.paper-instructions ol {
    padding-left: 20px;
    margin: 0;
    line-height: 1.4;
    font-size: 0.8em
}

.paper-instructions li {
    margin-bottom: 5px;
    color: var(--muted)
}

.question-block {
    margin-bottom: 30px
}

.question-title {
    font-weight: 500;
    font-size: 0.7em;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 15px;
    line-height: 1.3;
    color: var(--accent-2);
    border-top: 1px solid rgba(166, 146, 1, 0.617);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 10px 0
}

.question-title .marks {
    font-weight: 500;
    font-size: 0.9em;
    color: var(--accent-2);
    white-space: nowrap
}

.question-body {
    list-style-type: lower-alpha;
    padding-left: 20px;
    margin-top: 15px;
    font-size: 0.8rem
}

.sub-question {
    margin-bottom: 10px;
    padding-left: 5px
}

.sub-question p {
    margin: 0 0 8px 0;
    line-height: 1.5;
    font-size: 0.8rem
}

.options-list {
    padding-left: 16px;
    margin-top: 0px;
    font-size: 0.8rem
}

.options-list li {
    margin-bottom: 8px;
    color: white;
    opacity: 0.8
}

@media (min-width:540px) {
    .content {
        width: min(1400px, calc(100% - 40px));
        max-width: none;
        margin-inline: auto
    }

    .topbar {
        padding-inline: 20px;
        border-radius: 0 0 16px 16px;
        width: min(1400px, calc(100% - 40px));
        margin: 0 auto
    }
}

.question-diagram {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 15px auto;
    border-radius: 7px;
    border: 1px solid rgba(255, 255, 255, 0.1)
}

#loader-overlay {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center
}

.loader {
    border: 8px solid rgba(255, 255, 255, 0.2);
    border-top: 8px solid var(--accent);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1.5s linear infinite
}

.ask-ai-topic-button {
    background: linear-gradient(135deg, rgba(0, 238, 255, .1), rgba(0, 238, 255, .07));
    color: var(--accent);
    border: 1px solid rgba(0, 238, 255, .25);
    border-radius: 4px;
    padding: 2px 5px;
    padding-top: 1px;
    font-size: 11px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    white-space: nowrap;
    font-family: inherit
}

@keyframes spin {
    0% {
        transform: rotate(0deg)
    }

    100% {
        transform: rotate(360deg)
    }
}

#goToTopBtn {
    position: fixed;
    bottom: 30px;
    right: 20px;
    z-index: 999;
    width: 50px;
    height: 50px;
    background-color: #3333338e;
    color: rgb(0, 217, 255);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out, background-color 0.3s
}

#goToTopBtn.show {
    opacity: 1;
    visibility: visible
}

.scrollable-table {
    width: 100%;
    overflow-x: auto;
    margin: 10px 0;
    border-radius: 8px
}

.scrollable-table::-webkit-scrollbar {
    height: 6px
}

.scrollable-table::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px
}

.scrollable-table::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 3px
}

.scrollable-table table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    min-width: 400px
}

.scrollable-table th,
.scrollable-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: var(--muted)
}

.scrollable-table th {
    background: rgba(0, 238, 255, 0.1);
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px
}

.scrollable-table tr:last-child td {
    border-bottom: none
}

#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px)
}

#loading-overlay.hidden {
    display: none !important
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #8c8c8c9d;
    border-top: 5px solid #00e5ff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 15px
}

.loading-text {
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    font-family: 'Ubuntu', sans-serif;
    text-align: center;
    line-height: 1.5
}

@keyframes spin {
    0% {
        transform: rotate(0deg)
    }

    100% {
        transform: rotate(360deg)
    }
}


.sub-question[data-stars]::before {
    content: attr(data-stars);
    float: right;
    margin-left: 7px;
    font-size: 14px;
    white-space: nowrap;
    letter-spacing: -1px;
}

.sub-question::after {
    content: "";
    display: table;
    clear: both;
}

.sub-question[data-freq="6"]::before,
.sub-question[data-freq="7"]::before,
.sub-question[data-freq="8"]::before,
.sub-question[data-freq="9"]::before,
.sub-question[data-freq^="1"]::before,
.sub-question[data-freq^="2"]::before,
.sub-question[data-freq^="3"]::before {
    color: #ff0055;
}

.sub-question[data-freq="1"]::before {
    color: #90a4ae;
    font-weight: normal;
    opacity: 0.8;
}

.sub-question[data-freq="2"]::before {
    color: #00bcd4;
}

.sub-question[data-freq="3"]::before {
    color: #00e676;
}

.sub-question[data-freq="4"]::before {
    color: #c6ff00;
}

.sub-question[data-freq="5"]::before {
    color: #ffd700;
}

.must-read-btn {
    position: absolute;
    top: 7px;
    right: 7px;
    z-index: 5;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 3px 4px;
    font-family: inherit;
    font-size: 10px;
    font-weight: 900;
    letter-spacing: 0.5px;
    color: #ff1b1b;
    background: rgba(255, 75, 75, 0.12);
    border: 1px solid rgba(255, 75, 75, 0.4);
    border-radius: 9px;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(255, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    animation: gentle-pulse 2s infinite ease-in-out;
}

.must-read-btn svg {
    width: 14px;
    height: 14px;
}

.must-read-btn:active {
    transform: translateY(1px) scale(0.98);
}

@keyframes gentle-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 75, 75, 0.4);
        border-color: rgba(255, 75, 75, 0.4);
    }

    70% {
        box-shadow: 0 0 0 6px rgba(255, 75, 75, 0);
        border-color: rgba(230, 49, 49, 0.927);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(255, 75, 75, 0);
        border-color: rgba(255, 75, 75, 0.4);
    }
}

@keyframes pulse-red {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 75, 75, 0.4);
    }

    70% {
        box-shadow: 0 0 0 6px rgba(255, 75, 75, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(255, 75, 75, 0);
    }
}

.custom-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    opacity: 1;
    visibility: visible;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.custom-modal.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.custom-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 10, 30, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.custom-modal-content {
    background: linear-gradient(160deg, #0f244a, #030814);
    border: 1px solid rgba(0, 238, 255, 0.15);
    border-radius: 15px;
    padding: 0;
    width: 100%;
    max-width: 380px;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    transform: scale(1) translateY(0);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    max-height: 75vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.custom-modal.hidden .custom-modal-content {
    transform: scale(0.95) translateY(10px);
}

.close-modal {
    position: absolute;
    top: 12px;
    right: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--muted);
    font-size: 20px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.close-modal:active {
    background: rgba(255, 75, 75, 0.2);
    color: #ff4b4b;
    border-color: #ff4b4b;
}

.modal-header-section {
    padding: 25px 20px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(255, 75, 75, 0.05), transparent);
}

.modal-icon {
    display: inline-flex;
    padding: 12px;
    background: rgba(255, 75, 75, 0.1);
    border-radius: 50%;
    margin-bottom: 12px;
    border: 1px solid rgba(255, 75, 75, 0.2);
}

.modal-title {
    color: #ff6b6b;
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 8px 0;
    letter-spacing: 0.5px;
}

.modal-desc {
    color: #e0e0e0;
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
    opacity: 0.9;
}

.modal-legend-section {
    padding: 10px 10px 10px;
}

.legend-title {
    text-align: center;
    font-size: 13px;
    text-transform: uppercase;
    color: var(--accent);
    letter-spacing: 1px;
    font-weight: 600;
    margin-bottom: 15px;
    opacity: 0.8;
}

.star-rules-grid {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.star-rule {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.03);
    padding: 10px 10px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.154);
}

.star-visual {
    font-size: 15px;
    letter-spacing: 1px;
}

.star-meaning {
    font-size: 13px;
    color: var(--muted);
    font-weight: 500;
}

.legend-subtitle {
    text-align: center;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    margin: -10px 0 10px 0;
    padding: 0 10px;
    font-style: italic;
    font-weight: 400;
    padding-bottom: 5px;
}

.rule-1 {
    color: #90a4ae;
}

.rule-2 {
    color: #00bcd4;
}

.rule-3 {
    color: #00e676;
}

.rule-4 {
    color: #c6ff00;
}

.rule-5 {
    color: #ffd700;
}

.rule-6 {
    color: #ff0055;
}

.similarity-rule {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    background: rgba(0, 238, 255, 0.06);
    border: 1px solid rgba(0, 238, 255, 0.2);
    border-radius: 8px;
    padding: 10px 10px;
    margin-bottom: 7px;
    text-align: left;
}

.similarity-rule svg {
    flex-shrink: 0;
    color: var(--accent);
    margin-top: 2px;
}

.rule-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.rule-text p {
    margin: 0;
    font-size: 11px;
    color: #cfd8dc;
    line-height: 1.4;
}

.similarity-rule strong {
    color: var(--accent);
    font-weight: 600;
}

.logic-note {
    margin-top: 5px;
    padding-top: 5px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #cfd8dc;
}