/* ===== KS HackZone — Writeup Details (wd-*) ===== */
:root {
    --stroke: var(--stroke, rgba(155, 140, 243, .23));
    --text: var(--text, #e9e6ff);
    --muted: var(--muted, #b8b2d6);
    --shadow: var(--shadow, 0 22px 60px rgba(0, 0, 0, .45));
    --accent: #a176ff;
    --accent-2: #6c3cff;
    --cyan: #6be2ff;
    --pink: #ff7fb0;
    --mag: #ff3b8d;
    --glassA: linear-gradient(180deg, #ffffff22, #ffffff10);
    --glassB: linear-gradient(180deg, #ffffff20, #ffffff0c);
}

.glass {
    background: var(--glassB);
    border: 1px solid var(--stroke);
    border-radius: 16px;
    box-shadow: var(--shadow)
}

/* Reading progress */
.wd-progress {
    position: sticky;
    top: 0;
    z-index: 40;
    height: 4px;
    background: transparent
}

.wd-progress #wd-progress-bar {
    display: block;
    height: 100%;
    transform-origin: 0 50%;
    transform: scaleX(0);
    background: linear-gradient(90deg, var(--cyan), var(--accent), var(--accent-2));
    box-shadow: 0 6px 14px rgba(108, 60, 255, .45)
}

/* HERO */
.wd-hero {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    margin: 6px 0 12px;
    border: 1px solid var(--stroke);
    box-shadow: var(--shadow);
    isolation: isolate;
    min-height: 220px
}

.wd-hero-bg {
    position: absolute;
    inset: 0;
    background: center/cover no-repeat var(--img);
    filter: saturate(1.05) contrast(1.06)
}

.wd-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(10, 5, 26, .20), rgba(10, 5, 26, .65) 40%, rgba(10, 5, 26, .92)),
        radial-gradient(60% 80% at 10% 0%, rgba(161, 118, 255, .30), transparent 60%),
        radial-gradient(70% 90% at 100% 100%, rgba(107, 226, 255, .22), transparent 60%);
    mix-blend-mode: multiply;
}

.wd-hero-fx .g {
    position: absolute;
    pointer-events: none;
    border-radius: 50%;
    filter: blur(60px);
    opacity: .20
}

.wd-hero-fx .g1 {
    width: 280px;
    height: 280px;
    left: -60px;
    top: -80px;
    background: radial-gradient(circle at 30% 30%, #7a5bff, transparent 60%)
}

.wd-hero-fx .g2 {
    width: 320px;
    height: 320px;
    right: -100px;
    bottom: -120px;
    background: radial-gradient(circle at 60% 60%, #6be2ff, transparent 60%)
}

.wd-hero-fx .g3 {
    width: 220px;
    height: 220px;
    left: 40%;
    top: -60px;
    background: radial-gradient(circle at 60% 60%, #ff7fb0, transparent 60%)
}

.wd-eventchip {
    position: absolute;
    left: 12px;
    top: 12px;
    z-index: 3;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .4rem .65rem;
    border-radius: 999px;
    border: 1px solid var(--stroke);
    background: linear-gradient(180deg, #ffffff28, #ffffff10);
    color: #fff;
    font-weight: 900
}

.wd-love-toggle {
    position: absolute;
    right: 12px;
    top: 12px;
    z-index: 3;
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .4rem .65rem;
    border-radius: 999px;
    border: 1px solid var(--stroke);
    background: linear-gradient(180deg, #fffffff0, #ffffffcf);
    color: var(--mag);
    font-weight: 800;
    cursor: pointer;
}

.wd-love-toggle .heart-filled {
    display: none
}

.wd-love-toggle[aria-pressed="true"] {
    color: #fff;
    background: linear-gradient(135deg, var(--pink), var(--mag));
    border-color: transparent;
    box-shadow: 0 8px 18px rgba(255, 59, 141, .26)
}

.wd-love-toggle[aria-pressed="true"] .heart-outline {
    display: none
}

.wd-love-toggle[aria-pressed="true"] .heart-filled {
    display: inline
}

.wd-love-toggle.is-disabled {
    opacity: .6;
    cursor: not-allowed
}

.wd-hero-btm {
    position: relative;
    z-index: 2;
    padding: 14px;
    margin-top: 90px;
    text-shadow: 0 8px 20px rgba(0, 0, 0, .4)
}

.wd-hero h1 {
    margin: .2rem 0 .25rem;
    font-size: clamp(1.35rem, 2.6vw, 1.8rem);
    line-height: 1.18
}

.wd-hero-meta {
    display: flex;
    gap: .55rem;
    align-items: center;
    color: #d5cfff
}

.wd-hero-meta .dot {
    opacity: .6
}

/* BODY GRID */
.wd-body {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 12px;
    align-items: start
}

@media (max-width: 980px) {
    .wd-body {
        grid-template-columns: 1fr
    }
}

.wd-article {
    grid-column: 1;
    padding: 16px;
    overflow: hidden
}

.wd-rail {
    grid-column: 2
}

@media (max-width: 980px) {
    .wd-rail {
        grid-column: 1
    }
}

/* Vertical dock — fixed (does not take grid space) */
.wd-dock {
    position: fixed;
    left: clamp(8px, 1.6vw, 20px);
    top: 180px;
    z-index: 50;
    display: flex;
    flex-direction: column;
    gap: .45rem;
}

@media (max-width:1180px) {
    .wd-dock {
        display: none
    }
}

.dock-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--stroke);
    background: linear-gradient(180deg, #ffffff22, #ffffff10);
    color: #e9e6ff;
    display: grid;
    place-items: center;
    box-shadow: 0 10px 24px rgba(0, 0, 0, .28);
    transition: transform .18s ease, filter .18s ease, border-color .18s ease;
    text-decoration: none;
}

.dock-btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
    border-color: rgba(162, 118, 255, .45)
}

.dock-btn .count {
    font: 900 .72rem/1 Inter, system-ui
}

/* Article typography */
.wd-prose {
    max-width: 72ch;
    margin: 0 auto
}

.wd-prose :where(p, ul, ol, blockquote, pre, h2, h3) {
    margin: .85rem 0
}

.wd-prose p {
    color: var(--text)
}

.wd-prose a {
    color: #8ecaff;
    text-decoration: underline
}

.wd-prose strong {
    font-weight: 800
}

.wd-prose em {
    opacity: .95
}

.wd-prose ul {
    padding-left: 1.15rem
}

.wd-prose li {
    margin: .25rem 0
}

.wd-prose h2 {
    font-size: 1.25rem
}

.wd-prose h3 {
    font-size: 1.08rem;
    color: #d7d2ff
}

.wd-prose blockquote {
    padding: .6rem .8rem;
    border-left: 3px solid var(--accent);
    background: #ffffff12;
    border-radius: 8px
}

.wd-prose code {
    font-family: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
    background: #ffffff18;
    padding: .08rem .36rem;
    border-radius: 6px;
    border: 1px solid var(--stroke)
}

.wd-prose pre.code {
    padding: .7rem .8rem;
    border-radius: 10px;
    background: #0b0720;
    border: 1px solid var(--stroke);
    overflow: auto
}

.wd-prose pre.code code {
    background: transparent;
    border: 0;
    padding: 0;
    color: #e7e5ff;
    display: block;
    white-space: pre
}

/* Love + inline share */
.wd-lovebar {
    margin-top: 12px;
    padding: 10px;
    border: 1px solid var(--stroke);
    border-radius: 12px;
    background: linear-gradient(180deg, #ffffff1a, #ffffff0d);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .8rem;
    flex-wrap: wrap;
}

.wd-love-actions {
    display: flex;
    gap: .5rem;
    align-items: center;
    flex-wrap: wrap
}

.wd-love-chip {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    padding: .45rem .7rem;
    border-radius: 999px;
    font-weight: 800;
    border: 1px solid var(--stroke);
    cursor: pointer;
    background: linear-gradient(180deg, #ffffff22, #ffffff10);
    color: var(--pink)
}

.wd-love-chip .heart-filled {
    display: none
}

.wd-love-chip[aria-pressed="true"] {
    color: #fff;
    background: linear-gradient(135deg, var(--pink), var(--mag));
    border-color: transparent;
    box-shadow: 0 8px 18px rgba(255, 59, 141, .26)
}

.wd-love-chip[aria-pressed="true"] .heart-outline {
    display: none
}

.wd-love-chip[aria-pressed="true"] .heart-filled {
    display: inline
}

.wd-love-chip.is-disabled {
    opacity: .6;
    cursor: not-allowed
}

.wd-share-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--stroke);
    background: linear-gradient(180deg, #ffffff22, #ffffff10);
    color: #e9e6ff;
    text-decoration: none;
    cursor: pointer;
    transition: .2s transform, .2s filter, .2s border-color;
}

.wd-share-btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.05);
    border-color: rgba(162, 118, 255, .45)
}

.wd-share-btn .wd-tip {
    position: absolute;
    left: 50%;
    top: calc(100% + 8px);
    transform: translate(-50%, -4px) scale(.96);
    background: linear-gradient(180deg, #ffffffee, #ffffffde);
    color: #0a051a;
    border: 1px solid rgba(162, 118, 255, .25);
    padding: .18rem .45rem;
    border-radius: 8px;
    box-shadow: 0 10px 24px rgba(0, 0, 0, .22);
    font: 700 .78rem/1.1 Inter, ui-sans-serif;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity .18s ease, transform .18s ease
}

.wd-share-btn .wd-tip.on {
    opacity: 1;
    transform: translate(-50%, 0) scale(1)
}

/* Ads */
.wd-ad {
    margin: 12px 0;
    padding: 8px 10px;
    overflow: hidden
}

.wd-ad-inner img,
.wd-ad-inner iframe,
.wd-ad-inner ins {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto
}

.wd-ad--inset .wd-ad-inner {
    max-width: 680px;
    margin-inline: auto
}

.wd-ad--rail .wd-ad-inner {
    max-width: 320px
}

/* Rail */
.wd-rail-sticky {
    position: sticky;
    top: 92px;
    display: grid;
    gap: 12px
}

.wd-author {
    padding: 12px
}

.wd-author-head {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: .7rem;
    align-items: center
}

.wd-ava-wrap {
    position: relative;
    width: 72px;
    height: 72px
}

.wd-ava {
    width: 72px;
    height: 72px;
    border-radius: 16px;
    object-fit: cover;
    border: 1px solid var(--stroke);
    background: #160b31
}

.wd-ava-wrap .ring {
    position: absolute;
    inset: -6px;
    border-radius: 22px;
    border: 2px dashed rgba(161, 118, 255, .55);
    animation: wd-ring 10s linear infinite;
    pointer-events: none
}

@keyframes wd-ring {
    to {
        transform: rotate(360deg)
    }
}

.who {
    display: flex;
    flex-direction: column;
    gap: .3rem
}

.who .rank-badge {
    align-self: flex-start
}

/* bare-bone; actual visuals from rank-badges.css */
.links {
    display: flex;
    gap: .4rem;
    flex-wrap: wrap
}

.btn.sm.soft {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .28rem .55rem;
    border-radius: 10px;
    border: 1px solid var(--stroke);
    background: linear-gradient(180deg, #ffffff22, #ffffff12);
    color: #fff;
    text-decoration: none;
    font-weight: 800
}

.wd-bio {
    color: var(--text);
    margin: .45rem 0 .2rem;
    overflow-wrap: anywhere
}

.wd-stats {
    display: flex;
    gap: .45rem;
    flex-wrap: wrap
}

.wd-stat {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .28rem .5rem;
    border-radius: 10px;
    border: 1px solid var(--stroke);
    background: linear-gradient(180deg, #ffffff20, #ffffff10);
    font-weight: 700
}

.wd-toc {
    padding: 10px
}

.toc-head {
    display: flex;
    align-items: center;
    gap: .45rem;
    font-weight: 900;
    margin-bottom: .35rem;
    color: #e9e6ff
}

.toc-list {
    display: flex;
    flex-direction: column;
    gap: .18rem;
    max-height: 360px;
    overflow: auto;
    padding-right: 2px
}

.toc-link {
    display: block;
    color: #d8d1ff;
    text-decoration: none;
    padding: .18rem .25rem;
    border-radius: 6px;
    border: 1px solid transparent
}

.toc-link:hover {
    border-color: var(--stroke);
    background: linear-gradient(180deg, #ffffff18, #ffffff0a)
}

.toc-link.sub {
    padding-left: 1rem;
    color: #bfb6ff
}

/* Love modal */
.love-modal-backdrop {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1100;
    opacity: 0;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    background: radial-gradient(1200px 600px at 20% -10%, rgba(155, 95, 255, .25), transparent 60%),
        radial-gradient(1000px 500px at 120% 110%, rgba(255, 77, 139, .2), transparent 60%),
        rgba(8, 4, 22, .55);
    transition: opacity .35s ease;
}

.love-modal-backdrop.on {
    display: flex;
    opacity: 1
}

.love-modal {
    width: min(560px, 94vw);
    color: #efeaff;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(180deg, rgba(64, 34, 112, .55), rgba(35, 18, 72, .55));
    border: 1px solid rgba(226, 214, 255, .14);
    box-shadow: 0 24px 80px rgba(0, 0, 0, .45), inset 0 1px 0 rgba(255, 255, 255, .06);
    transform: translateY(18px) scale(.97);
    opacity: 0;
    filter: drop-shadow(0 10px 40px rgba(130, 90, 255, .25));
    animation: love-enter .45s cubic-bezier(.2, .95, .4, 1.2) forwards;
}

@keyframes love-enter {
    0% {
        transform: translateY(18px) scale(.97);
        opacity: 0
    }

    60% {
        transform: translateY(-2px) scale(1.01);
        opacity: 1
    }

    100% {
        transform: translateY(0) scale(1);
        opacity: 1
    }
}

.love-modal.closing {
    animation: love-exit .22s ease forwards
}

@keyframes love-exit {
    to {
        transform: translateY(8px) scale(.98);
        opacity: 0
    }
}

.love-modal-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 18px 10px
}

.love-modal-ico {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: radial-gradient(140px 70px at 30% 20%, #ff4d73, #7b3dff);
    box-shadow: 0 10px 28px rgba(255, 77, 115, .35);
    animation: heart-throb 1.25s ease-in-out infinite
}

@keyframes heart-throb {

    0%,
    100% {
        transform: scale(1)
    }

    50% {
        transform: scale(1.08)
    }
}

.love-modal-title {
    font-weight: 800;
    letter-spacing: .2px;
    font-size: 1.1rem;
    text-shadow: 0 1px 0 rgba(0, 0, 0, .25)
}

.love-modal-close {
    margin-left: auto;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(226, 214, 255, .18);
    background: rgba(255, 255, 255, .06);
    color: #fff;
    cursor: pointer;
    transition: transform .15s ease, background .15s ease, border-color .15s ease
}

.love-modal-close:hover {
    transform: scale(1.05);
    background: rgba(255, 255, 255, .12)
}

.love-modal-body {
    padding: 0 18px 14px;
    color: #d9d3ff
}

.love-modal-hint {
    color: #bfb6ff;
    font-size: .92rem
}

.love-modal-foot {
    display: flex;
    gap: 10px;
    align-items: center;
    padding: 12px 18px 18px
}

.love-modal-btn {
    border: 1px solid rgba(226, 214, 255, .18);
    background: rgba(255, 255, 255, .06);
    color: #fff;
    padding: 10px 14px;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 700;
    transition: transform .15s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease
}

.love-modal-btn:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, .12)
}

.love-modal-btn.primary {
    background: linear-gradient(180deg, #8c6bff, #6b45ff);
    border-color: transparent;
    box-shadow: 0 10px 28px rgba(139, 107, 255, .35)
}

.love-modal-timer {
    margin-left: auto;
    color: #c9c1ff;
    font-size: .88rem
}

/* Responsive tweaks */
@media (max-width: 720px) {
    .wd-hero-btm {
        margin-top: 60px
    }

    .wd-prose {
        max-width: 100%
    }
}