:root {
    --academy-primary: #719fe4;
    --academy-bright: #c5dcff;
    --academy-gold: #d4bd82;
    --academy-deep: #071326;
    --academy-panel: rgba(8, 19, 38, 0.82);
    --academy-border: rgba(153, 190, 240, 0.25);
    --academy-text: #e5ebf5;
    --academy-muted: #aab8cc;
}

.academy-page {
    margin: 0;
    min-height: 100vh;
    color: var(--academy-text);
    background: #050b16;
    font-family: Georgia, "Times New Roman", serif;
}

/* FIXED BACKGROUND */

.academy-page::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;

    background:
        linear-gradient(
            180deg,
            rgba(3, 9, 20, 0.48),
            rgba(3, 9, 20, 0.72) 55%,
            rgba(3, 9, 20, 0.88)
        ),
        url("../images/aetherion-concord-academy-bg.png")
        center center / cover no-repeat;
}

/* MAIN LAYOUT */

.academy-container {
    position: relative;
    z-index: 1;
    width: min(1050px, 92%);
    margin: 0 auto;
    padding: 35px 0 55px;
}

.academy-hero {
    text-align: center;
    padding: 24px 18px 45px;
}

.academy-back-link {
    display: inline-block;
    margin-bottom: 38px;
    color: var(--academy-bright);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.25s ease;
}

.academy-back-link:hover {
    color: white;
}

.academy-eyebrow,
.academy-section-label {
    color: var(--academy-gold);
    font-size: 0.73rem;
    letter-spacing: 3px;
    line-height: 1.8;
}

.academy-hero h1 {
    margin: 12px 0;
    color: #f0f5ff;
    font-size: clamp(2.1rem, 6vw, 4.1rem);
    font-weight: normal;
    line-height: 1.15;
    text-shadow: 0 0 28px rgba(104, 157, 239, 0.25);
}

.academy-subtitle {
    color: var(--academy-bright);
    font-size: clamp(1rem, 2.8vw, 1.3rem);
    font-style: italic;
    line-height: 1.7;
}

.academy-intro {
    max-width: 620px;
    margin: 23px auto 0;
    color: #d1d9e7;
    line-height: 1.9;
}

.academy-divider {
    width: 110px;
    height: 1px;
    margin: 25px auto;
    background: linear-gradient(
        90deg,
        transparent,
        var(--academy-gold),
        transparent
    );
}

/* FLOATING PANELS */

.academy-panel {
    position: relative;
    margin: 22px 0;
    padding: clamp(22px, 4vw, 38px);
    background: var(--academy-panel);
    border: 1px solid var(--academy-border);
    border-radius: 3px;
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow: hidden;
}

.academy-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 72px;
    height: 2px;
    background: var(--academy-gold);
    opacity: 0.85;
}

.academy-panel h2 {
    margin: 7px 0 20px;
    color: #eef4ff;
    font-size: clamp(1.45rem, 4vw, 2rem);
    font-weight: normal;
    line-height: 1.35;
}

.academy-panel > p:not(.academy-section-label):not(.academy-footnote):not(.restriction-footnote) {
    color: #c7d2e3;
    font-size: 0.98rem;
    line-height: 1.95;
}

.academy-panel strong {
    color: var(--academy-bright);
    font-weight: normal;
}

.academy-footnote {
    margin-top: 25px;
    color: #98aac3;
    font-size: 0.82rem;
    font-style: italic;
    line-height: 1.8;
}

/* BRANCHES OF STUDY */

.academy-branch-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 28px;
}

.academy-branch-card {
    min-width: 0;
    padding: 21px 17px;
    background: rgba(130, 164, 213, 0.055);
    border: 1px solid rgba(153, 190, 240, 0.15);
    transition:
        background 0.25s ease,
        border-color 0.25s ease,
        transform 0.25s ease;
}

.academy-branch-card:hover {
    background: rgba(130, 164, 213, 0.11);
    border-color: rgba(153, 190, 240, 0.4);
    transform: translateY(-3px);
}

.branch-number {
    color: var(--academy-gold);
    font-size: 0.8rem;
    letter-spacing: 2px;
}

.academy-branch-card h3 {
    margin: 13px 0 10px;
    color: #e7efff;
    font-size: 1.06rem;
    font-weight: normal;
}

.academy-branch-card p {
    margin: 0;
    color: var(--academy-muted);
    font-size: 0.87rem;
    line-height: 1.75;
}

/* SEALED ARCHIVE WINDOWS */

.academy-record-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 28px;
}

.academy-record-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: relative;
    min-height: 245px;
    padding: 25px;
    color: var(--academy-text);
    text-align: left;
    font-family: inherit;
    background:
        linear-gradient(
            145deg,
            rgba(94, 137, 197, 0.15),
            rgba(5, 15, 31, 0.7) 72%
        );
    border: 1px solid rgba(160, 196, 243, 0.38);
    cursor: pointer;
    overflow: hidden;
    transition:
        border-color 0.25s ease,
        background 0.25s ease,
        transform 0.25s ease,
        box-shadow 0.25s ease;
}

.academy-record-card::after {
    content: "";
    position: absolute;
    top: -50px;
    right: -55px;
    width: 145px;
    height: 145px;
    border: 1px solid rgba(185, 210, 255, 0.13);
    transform: rotate(45deg);
    pointer-events: none;
}

.academy-record-card:hover,
.academy-record-card:focus-visible {
    outline: none;
    border-color: var(--academy-bright);
    background:
        linear-gradient(
            145deg,
            rgba(94, 137, 197, 0.25),
            rgba(5, 15, 31, 0.85) 72%
        );
    box-shadow: 0 0 25px rgba(100, 157, 239, 0.12);
    transform: translateY(-3px);
}

.record-symbol {
    margin-bottom: 18px;
    color: var(--academy-gold);
    font-size: 1.7rem;
}

.record-category {
    color: #9ebbe7;
    font-size: 0.68rem;
    letter-spacing: 2px;
}

.record-title {
    margin: 12px 0 16px;
    color: #f0f5ff;
    font-size: 1.4rem;
}

.record-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #d4bd82;
    font-size: 0.69rem;
    letter-spacing: 1.4px;
}

.lock-symbol {
    font-size: 0.9rem;
}

.record-action {
    margin-top: auto;
    padding-top: 25px;
    color: var(--academy-bright);
    font-size: 0.83rem;
}

/* PRINCIPAL AND STUDENT COUNCIL */

.academy-authority-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 25px;
}

.authority-card {
    position: relative;
    padding: 25px;
    border: 1px solid var(--academy-border);
    background: rgba(8, 17, 33, 0.68);
}

.principal-card {
    border-top: 2px solid #8da9d2;
}

.student-council-card {
    border-top: 2px solid var(--academy-gold);
}

.authority-index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 39px;
    height: 39px;
    margin-bottom: 14px;
    color: #edf4ff;
    border: 1px solid rgba(176, 201, 240, 0.4);
    border-radius: 50%;
    font-size: 0.9rem;
}

.student-council-card .authority-index {
    color: var(--academy-gold);
    border-color: rgba(212, 189, 130, 0.6);
}

.authority-card h3 {
    margin: 0 0 13px;
    color: #edf4ff;
    font-size: 1.25rem;
    font-weight: normal;
}

.authority-card p {
    color: #b9c6d9;
    font-size: 0.9rem;
    line-height: 1.85;
}

.authority-tag {
    display: block;
    margin-top: 20px;
    color: #9ebbe7;
    font-size: 0.65rem;
    letter-spacing: 1.5px;
    line-height: 1.7;
}

.student-council-card .authority-tag {
    color: var(--academy-gold);
}

/* POWER RATIO */

.academy-ratio {
    margin-top: 32px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.16);
    border: 1px solid rgba(153, 190, 240, 0.13);
}

.ratio-label {
    color: #aebdd3;
    font-size: 0.68rem;
    letter-spacing: 2px;
}

.ratio-bar {
    display: flex;
    width: 100%;
    height: 12px;
    margin-top: 15px;
    overflow: hidden;
    border-radius: 1px;
    background: #15263e;
}

.ratio-principal {
    flex: 1;
    background: #8da9d2;
}

.ratio-student-council {
    flex: 4;
    background: var(--academy-gold);
}

.ratio-legend {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 12px;
    color: #c4cede;
    font-size: 0.78rem;
}

/* COUNCIL RESTRICTION PANEL */

.council-restriction-panel {
    border-color: rgba(193, 169, 115, 0.35);
}

.restriction-notice {
    display: flex;
    align-items: flex-start;
    gap: 17px;
    margin: 25px 0;
    padding: 20px;
    background: rgba(186, 160, 102, 0.055);
    border: 1px solid rgba(193, 169, 115, 0.23);
}

.restriction-icon {
    flex-shrink: 0;
    color: var(--academy-gold);
    font-size: 1.65rem;
}

.restriction-notice h3 {
    margin: 0 0 9px;
    color: #e8d9b6;
    font-size: 1.04rem;
    font-weight: normal;
}

.restriction-notice p {
    margin: 0;
    color: #b9c3d1;
    font-size: 0.88rem;
    line-height: 1.8;
}

.council-restricted-button {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 19px;
    color: #e9d4d0;
    text-align: left;
    font-family: inherit;
    font-size: 0.9rem;
    background: rgba(78, 25, 29, 0.19);
    border: 1px solid rgba(178, 87, 87, 0.42);
    cursor: pointer;
    transition:
        background 0.25s ease,
        border-color 0.25s ease;
}

.council-restricted-button:hover,
.council-restricted-button:focus-visible {
    outline: none;
    background: rgba(100, 28, 33, 0.35);
    border-color: rgba(224, 111, 111, 0.8);
}

.restricted-button-icon {
    color: #d47f7f;
}

.restricted-button-arrow {
    margin-left: auto;
    color: #d47f7f;
}

.restriction-footnote {
    margin-top: 15px;
    color: #c18c8c;
    font-size: 0.65rem;
    letter-spacing: 1.5px;
    line-height: 1.8;
}

/* SEALED RECORD MODAL */

.academy-message-overlay[hidden],
.academy-security-alarm[hidden] {
    display: none !important;
}

.academy-message-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(1, 5, 13, 0.86);
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
}

.academy-message-box {
    width: min(480px, 100%);
    padding: 35px 28px;
    text-align: center;
    background:
        linear-gradient(
            145deg,
            rgba(21, 41, 69, 0.98),
            rgba(5, 12, 25, 0.99)
        );
    border: 1px solid rgba(166, 199, 246, 0.42);
    box-shadow: 0 20px 70px rgba(0, 0, 0, 0.6);
}

.message-seal {
    display: block;
    margin-bottom: 16px;
    color: var(--academy-gold);
    font-size: 2rem;
}

.message-classification {
    color: #a6bfeb;
    font-size: 0.65rem;
    letter-spacing: 1.5px;
    line-height: 1.8;
}

.academy-message-box h2 {
    color: #eff5ff;
    font-size: 1.8rem;
    font-weight: normal;
}

.academy-message-box > p:not(.message-classification) {
    color: #c4cede;
    font-size: 0.94rem;
    line-height: 1.8;
}

.academy-message-box .message-volume-note {
    color: #d2bc86;
    font-size: 0.83rem;
    font-style: italic;
}

.message-close-button {
    margin-top: 15px;
    padding: 12px 23px;
    color: #e6efff;
    font-family: inherit;
    font-size: 0.9rem;
    background: rgba(113, 159, 228, 0.12);
    border: 1px solid rgba(166, 199, 246, 0.45);
    cursor: pointer;
}

.message-close-button:hover,
.message-close-button:focus-visible {
    outline: none;
    background: rgba(113, 159, 228, 0.25);
}

/* INDEPENDENT EMERGENCY ALARM */

.academy-security-alarm {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    overflow: auto;

    color: #ffeded;
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;

    background:
        repeating-linear-gradient(
            135deg,
            rgba(255, 0, 0, 0.035) 0,
            rgba(255, 0, 0, 0.035) 2px,
            transparent 2px,
            transparent 12px
        ),
        #080304;

    border: 8px solid #b80016;
    box-sizing: border-box;
}

.alarm-content {
    width: min(650px, 100%);
    padding: 35px 20px;
    border: 1px solid #6c0a15;
    background: rgba(20, 0, 4, 0.7);
    box-shadow: 0 0 60px rgba(255, 0, 25, 0.12);
    animation: academy-alarm-flash 0.8s ease-in-out infinite alternate;
}

.alarm-warning-symbol {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 66px;
    height: 66px;
    margin: 0 auto 25px;
    color: #fff;
    font-size: 2.5rem;
    font-weight: bold;
    border: 3px solid #ff263f;
    border-radius: 50%;
}

.alarm-overline {
    color: #ff6877;
    font-size: 0.76rem;
    letter-spacing: 4px;
    line-height: 1.8;
}

.alarm-content h2 {
    margin: 22px 0;
    color: #fff;
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    line-height: 1.3;
    letter-spacing: 1px;
}

.alarm-rule {
    width: 100%;
    height: 2px;
    margin: 25px 0;
    background: #bd1026;
}

.alarm-description {
    color: #ffb8bf;
    font-size: 0.82rem;
    letter-spacing: 1.5px;
    line-height: 1.9;
}

.alarm-countdown {
    margin-top: 35px;
    color: #ff374f;
    font-size: 0.76rem;
    letter-spacing: 2px;
    animation: academy-alarm-text 0.65s steps(2, start) infinite;
}

@keyframes academy-alarm-flash {
    from {
        border-color: #79000d;
    }

    to {
        border-color: #ff1735;
    }
}

@keyframes academy-alarm-text {
    to {
        visibility: hidden;
    }
}

/* FOOTER */

.academy-footer {
    padding: 15px 20px;
    text-align: center;
}

.academy-footer > p {
    color: #b4c7e6;
    font-size: 0.7rem;
    letter-spacing: 3px;
}

.academy-footer > span {
    color: #8595ac;
    font-size: 0.82rem;
    font-style: italic;
    line-height: 1.8;
}

/* RESPONSIVE */

@media (max-width: 700px) {
    .academy-container {
        width: 94%;
        padding-top: 20px;
    }

    .academy-hero {
        padding: 18px 10px 30px;
    }

    .academy-back-link {
        margin-bottom: 28px;
    }

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

    .academy-panel {
        margin: 15px 0;
    }

    .academy-record-card {
        min-height: 225px;
        padding: 19px;
    }

    .record-title {
        font-size: 1.2rem;
    }

    .authority-card {
        padding: 19px;
    }
}

@media (max-width: 460px) {
    .academy-branch-grid,
    .academy-record-grid,
    .academy-authority-grid {
        grid-template-columns: 1fr;
    }

    .academy-record-card {
        min-height: 205px;
    }

    .ratio-legend {
        font-size: 0.7rem;
    }

    .academy-message-box {
        padding: 28px 19px;
    }

    .academy-security-alarm {
        border-width: 5px;
    }

    .alarm-overline {
        letter-spacing: 2px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .academy-branch-card,
    .academy-record-card,
    .council-restricted-button {
        transition: none;
    }

    .alarm-content,
    .alarm-countdown {
        animation: none;
    }
}