/* =========================================
   THE ROYAL LIBRARY
   Independent location-page stylesheet
========================================= */

.royal-library-page {
    --library-silver: #c7d5e9;
    --library-blue: #8caedb;
    --library-muted: #8793a8;
    --library-line: rgba(174, 198, 230, 0.24);
    --library-panel: rgba(5, 10, 20, 0.84);

    margin: 0;
    min-height: 100vh;
    color: #e5eaf3;
    background: #050811;
    font-family: Georgia, "Times New Roman", serif;
    overflow-x: hidden;
position: relative;
isolation: isolate;
}

/* Fixed background image */

.library-background {
    position: fixed;
    inset: 0;
    z-index: -2;

    background-image:
        linear-gradient(
            180deg,
            rgba(3, 7, 15, 0.38),
            rgba(3, 7, 15, 0.74) 55%,
            rgba(3, 7, 15, 0.94)
        ),
        url("../images/royal-library-bg.png");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;

    transform: scale(1.015);
}

.library-vignette {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;

    background:
        radial-gradient(
            ellipse at center,
            transparent 10%,
            rgba(1, 4, 10, 0.36) 100%
        );
}

/* Header */

.library-header {
    width: min(1120px, calc(100% - 36px));
    margin: 0 auto;
    padding: 25px 0;

    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;

    border-bottom: 1px solid var(--library-line);
}

.library-brand {
    color: #e4eaf4;
    font-size: 15px;
    font-weight: bold;
    letter-spacing: 3px;
    text-decoration: none;
}

.library-brand span {
    color: var(--library-blue);
}

.library-back-link {
    color: #b4c2d8;
    font-size: 13px;
    text-decoration: none;
    transition: color 0.25s ease;
}

.library-back-link:hover {
    color: #ffffff;
}

/* Main layout */

.library-content {
    width: min(1000px, calc(100% - 36px));
    margin: 0 auto;
    padding: 68px 0 90px;
}

.library-intro {
    max-width: 760px;
    margin: 0 auto 52px;
    text-align: center;
}

.library-eyebrow {
    color: var(--library-blue);
    font-size: 10px;
    letter-spacing: 3px;
    line-height: 1.8;
}

.library-intro h1 {
    margin: 18px 0;
    color: #edf2fb;
    font-size: clamp(36px, 7vw, 66px);
    font-weight: normal;
    letter-spacing: 1px;
    line-height: 1.1;
    text-shadow: 0 0 35px rgba(118, 161, 220, 0.18);
}

.library-subtitle {
    max-width: 590px;
    margin: 0 auto;
    color: #c1ccdc;
    font-size: 16px;
    font-style: italic;
    line-height: 1.8;
}

.library-divider {
    width: 100px;
    height: 1px;
    margin: 28px auto;
    background: linear-gradient(
        90deg,
        transparent,
        #a6bfdf,
        transparent
    );
}

.library-description {
    max-width: 650px;
    margin: 0 auto;
    color: #c3ccda;
    font-size: 14px;
    line-height: 2;
}

/* Floating information panels */

.library-information {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.library-panel {
    min-width: 0;
    padding: 27px;
    border: 1px solid var(--library-line);
    background: var(--library-panel);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    transition:
        border-color 0.3s ease,
        transform 0.3s ease,
        background 0.3s ease;
}

.library-panel:hover {
    border-color: rgba(174, 198, 230, 0.45);
    background: rgba(7, 14, 27, 0.91);
    transform: translateY(-3px);
}

.panel-label {
    margin: 0 0 13px;
    color: var(--library-blue);
    font-size: 9px;
    letter-spacing: 2px;
    line-height: 1.8;
}

.library-panel h2 {
    margin: 0 0 18px;
    color: #e3eaf5;
    font-size: 24px;
    font-weight: normal;
    line-height: 1.35;
}

.library-panel > p:not(.panel-label) {
    color: #bac5d5;
    font-size: 13px;
    line-height: 1.9;
}

.library-panel .quiet-note {
    color: #8494ad;
    font-size: 11px;
    font-style: italic;
}

/* Two-floor information */

.floor-entry {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 15px 0;
    border-top: 1px solid rgba(174, 198, 230, 0.13);
}

.floor-number {
    flex: 0 0 34px;
    color: #9ebce5;
    font-size: 24px;
    text-align: center;
}

.floor-entry h3 {
    margin: 2px 0 8px;
    color: #e0e8f5;
    font-size: 16px;
    font-weight: normal;
}

.floor-entry p {
    margin: 0;
    color: #b5c0d0;
    font-size: 12px;
    line-height: 1.8;
}

/* Rules notice */

.rule-notice {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-top: 24px;
    padding: 15px;
    border-left: 2px solid #8faed9;
    background: rgba(111, 151, 206, 0.08);
}

.rule-symbol {
    color: #b5d0f4;
    font-size: 22px;
}

.rule-notice p {
    margin: 0;
    color: #d3ddeb;
    font-size: 12px;
    line-height: 1.8;
}

/* Eternal Librarian character card */

.librarian-section {
    margin-top: 70px;
}

.librarian-section > .library-eyebrow,
.librarian-section > h2 {
    text-align: center;
}

.librarian-section > h2 {
    margin: 10px 0 28px;
    color: #e5ecf7;
    font-size: clamp(26px, 5vw, 36px);
    font-weight: normal;
}

.sealed-character-card {
    position: relative;
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    min-height: 220px;
    max-width: 760px;
    margin: 0 auto;

    color: inherit;
    text-decoration: none;
    border: 1px solid rgba(174, 198, 230, 0.3);
    background: rgba(3, 7, 15, 0.9);
    box-shadow: 0 20px 55px rgba(0, 0, 0, 0.3);
}

.sealed-character-art {
    position: relative;
    min-height: 220px;
    overflow: hidden;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 16px;

    background:
        radial-gradient(
            ellipse at center,
            rgba(66, 84, 112, 0.2),
            transparent 65%
        ),
        #02040a;
    border-right: 1px solid var(--library-line);
}

.sealed-emblem {
    color: rgba(161, 187, 223, 0.35);
    font-size: 70px;
    font-weight: normal;
}

.sealed-art-label {
    color: #879ab6;
    font-size: 9px;
    letter-spacing: 2px;
}

.sealed-character-info {
    align-self: center;
    padding: 28px;
}

.sealed-character-info h3 {
    margin: 8px 0 12px;
    color: #e6edf8;
    font-size: 25px;
    font-weight: normal;
}

.sealed-character-info > p:not(.panel-label) {
    color: #b3bfd1;
    font-size: 13px;
    line-height: 1.8;
}

.sealed-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
    color: #92a6c4;
    font-size: 9px;
    letter-spacing: 1.5px;
}

.sealed-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #829cc1;
    box-shadow: 0 0 10px rgba(130, 156, 193, 0.6);
}

.sealed-lock {
    position: absolute;
    top: 14px;
    right: 16px;
    color: #8193ad;
    font-size: 15px;
}

/* Interrupted record: a distinct atmosphere */

.interrupted-record {
    position: relative;
    max-width: 760px;
    margin: 100px auto 0;
    padding: 26px 30px 32px;
    overflow: hidden;

    border: 1px solid rgba(150, 177, 216, 0.42);

    background:
        radial-gradient(
            ellipse at 50% 40%,
            rgba(69, 91, 129, 0.14),
            transparent 70%
        ),
        rgba(1, 3, 8, 0.96);

    box-shadow:
        0 0 35px rgba(78, 113, 169, 0.08),
        inset 0 0 35px rgba(83, 112, 158, 0.05);
}

.record-topline {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;

    color: #7f94b5;
    font-size: 8px;
    letter-spacing: 2px;
}

.record-separator {
    height: 1px;
    margin: 18px 0 28px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(157, 184, 224, 0.58),
        transparent
    );
}

.interrupted-record h2 {
    margin: 0;
    color: #e8edf7;
    font-size: clamp(26px, 5vw, 40px);
    font-weight: normal;
    font-style: italic;
    line-height: 1.35;
    letter-spacing: 0.3px;

    text-shadow: 0 0 24px rgba(158, 190, 239, 0.17);
}

.alpha-notice {
    margin: 17px 0 0;
    color: #9ebce5;
    font-size: 12px;
    font-style: italic;
    letter-spacing: 1px;
}

.lower-separator {
    margin: 28px 0 17px;
    opacity: 0.45;
}

.record-status {
    margin: 0;
    color: #64748b;
    font-size: 8px;
    letter-spacing: 3px;
    text-align: right;
}

/* The unreadable continuation */

.sealed-depth {
    position: relative;
    min-height: 230px;
    margin-top: 0;
    overflow: hidden;

    border: 1px solid rgba(115, 137, 171, 0.12);
    border-top: 0;

    background: rgba(1, 3, 8, 0.96);
}

.sealed-depth-content {
    padding: 35px 30px;
    filter: blur(7px);
    opacity: 0.45;
    user-select: none;
    pointer-events: none;
}

.sealed-depth-content span {
    color: #a0b8dc;
    font-size: 10px;
    letter-spacing: 3px;
}

.sealed-depth-content p {
    color: #899bb6;
    font-size: 14px;
    line-height: 2.2;
}

.scroll-boundary {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    pointer-events: none;
}

/* Footer */

.library-footer {
    width: min(1000px, calc(100% - 36px));
    margin: 0 auto;
    padding: 24px 0 35px;

    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;

    border-top: 1px solid var(--library-line);
    color: #78879d;
    font-size: 9px;
    letter-spacing: 1.5px;
}

.library-footer a {
    color: #a9bbd5;
    text-decoration: none;
}

.library-footer a:hover {
    color: #ffffff;
}

/* Mobile layout */

@media (max-width: 650px) {
    .library-content {
        padding-top: 48px;
    }

    .library-information {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .library-panel {
        padding: 23px;
    }

    .sealed-character-card {
        grid-template-columns: 120px minmax(0, 1fr);
    }

    .sealed-character-art {
        min-height: 210px;
    }

    .sealed-emblem {
        font-size: 48px;
    }

    .sealed-character-info {
        padding: 22px 17px;
    }

    .sealed-character-info h3 {
        font-size: 20px;
    }

    .interrupted-record {
        margin-top: 70px;
        padding: 23px 20px 27px;
    }

    .record-topline {
        font-size: 7px;
        letter-spacing: 1.3px;
    }

    .library-footer {
        letter-spacing: 1px;
    }
}

@media (max-width: 360px) {
    .library-header {
        width: calc(100% - 24px);
    }

    .library-content {
        width: calc(100% - 24px);
    }

    .sealed-character-card {
        grid-template-columns: 1fr;
    }

    .sealed-character-art {
        min-height: 150px;
        border-right: 0;
        border-bottom: 1px solid var(--library-line);
    }

    .sealed-character-info {
        padding: 22px;
    }
}

/* Respect visitors' reduced-motion preference */

@media (prefers-reduced-motion: reduce) {
    .library-panel,
    .library-back-link {
        transition: none;
    }
}

/* =========================================
   ROYAL LIBRARY — RESTRICTED ACCESS NOTICE
========================================= */

.library-pop-notice {
    position: fixed;
    inset: 0;
    z-index: 9999;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 20px;
    background: rgba(0, 2, 8, 0.88);

    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    animation: libraryNoticeAppear 0.4s ease both;
}

.library-pop-panel {
    width: min(440px, 100%);
    padding: 36px 28px;

    text-align: center;

    background:
        radial-gradient(
            ellipse at center top,
            rgba(83, 112, 160, 0.15),
            transparent 65%
        ),
        #060a13;

    border: 1px solid rgba(164, 193, 235, 0.45);

    box-shadow:
        0 0 50px rgba(67, 105, 165, 0.14),
        inset 0 0 30px rgba(85, 118, 169, 0.04);
}

.library-pop-symbol {
    color: #b5cdeb;
    font-size: 42px;
    margin-bottom: 14px;
    text-shadow: 0 0 25px rgba(148, 185, 235, 0.4);
}

.library-pop-label {
    color: #8da8cf;
    font-size: 9px;
    letter-spacing: 2.5px;
}

.library-pop-panel h2 {
    margin: 20px 0;
    color: #e9eef8;
    font-size: 30px;
    font-weight: normal;
}

.library-pop-message {
    color: #e5ebf5;
    font-size: 23px;
    font-style: italic;
}

.library-pop-alpha {
    margin-top: 18px;
    color: #a9c6ee;
    font-size: 12px;
    font-style: italic;
    letter-spacing: 1px;
}

.library-pop-divider {
    width: 100px;
    height: 1px;
    margin: 25px auto;
    background: linear-gradient(
        90deg,
        transparent,
        #91afd9,
        transparent
    );
}

.library-pop-description {
    color: #9ba9be;
    font-size: 12px;
    line-height: 1.8;
}

.library-pop-button {
    margin-top: 26px;
    padding: 12px 34px;

    color: #e7eef9;
    font-family: inherit;
    font-size: 12px;
    letter-spacing: 2px;

    background: rgba(109, 144, 194, 0.12);
    border: 1px solid rgba(164, 193, 235, 0.55);

    cursor: pointer;
    transition: background 0.25s ease;
}

.library-pop-button:hover {
    background: rgba(109, 144, 194, 0.28);
}

@keyframes libraryNoticeAppear {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .library-pop-notice {
        animation: none;
    }
}