:root {
    --bg: #030706;
    --panel: #07100c;
    --panel-light: #0a1711;

    --green: #55f58a;
    --green-dim: #20894a;
    --green-dark: #123d26;

    --amber: #ffc857;
    --red: #ff6b6b;
    --white: #d9ffe5;

    --border: rgba(85, 245, 138, 0.28);
    --shadow: rgba(85, 245, 138, 0.12);
}


* {
    box-sizing: border-box;
}


html {
    min-height: 100%;
}


body {
    margin: 0;
    min-height: 100vh;

    background:
        radial-gradient(
            circle at top,
            #0c1d15 0%,
            var(--bg) 55%
        );

    color: var(--white);

    font-family:
        Consolas,
        "Courier New",
        monospace;

    line-height: 1.55;
}


/* CRT scanlines */

body::after {
    content: "";

    position: fixed;
    inset: 0;

    pointer-events: none;

    background:
        repeating-linear-gradient(
            0deg,
            rgba(0, 0, 0, 0),
            rgba(0, 0, 0, 0) 2px,
            rgba(0, 0, 0, 0.08) 3px
        );

    opacity: 0.45;

    z-index: 999;
}


.page {
    width: min(1100px, calc(100% - 32px));

    margin: 28px auto 50px auto;
}


/* ============================================================
   SYSTEM HEADER
   ============================================================ */

.system-header {
    display: flex;

    justify-content: space-between;
    align-items: center;

    gap: 20px;

    margin-bottom: 12px;

    padding: 10px 4px;

    color: var(--green-dim);

    font-size: 13px;

    letter-spacing: 1.4px;
}


.system-online {
    color: var(--green);
}


.system-online::before {
    content: "●";

    margin-right: 8px;
}


/* ============================================================
   MAIN TERMINAL
   ============================================================ */

.terminal {
    position: relative;

    background:
        linear-gradient(
            180deg,
            rgba(10, 23, 17, 0.97),
            rgba(3, 9, 6, 0.98)
        );

    border: 1px solid var(--border);

    border-radius: 10px;

    padding: 34px;

    box-shadow:
        0 0 40px rgba(0, 0, 0, 0.45),
        inset 0 0 40px rgba(85, 245, 138, 0.025);
}


.terminal::before {
    content: "";

    position: absolute;

    top: 0;
    left: 28px;
    right: 28px;

    height: 2px;

    background:
        linear-gradient(
            90deg,
            transparent,
            var(--green),
            transparent
        );

    opacity: 0.65;
}


/* ============================================================
   TYPOGRAPHY
   ============================================================ */

h1,
h2,
h3 {
    color: var(--green);

    text-shadow:
        0 0 10px rgba(85, 245, 138, 0.25);
}


h1 {
    margin-top: 0;
    margin-bottom: 8px;

    font-size: clamp(24px, 4vw, 40px);

    letter-spacing: 1px;
}


h2 {
    margin-top: 32px;

    font-size: 19px;

    letter-spacing: 1px;
}


p {
    margin-top: 10px;
    margin-bottom: 10px;
}


a {
    color: var(--green);

    text-decoration: none;
}


.subtitle {
    color: var(--green-dim);

    letter-spacing: 1px;

    margin-bottom: 28px;
}


.case-number {
    color: var(--green-dim);

    font-size: 13px;

    letter-spacing: 1.5px;
}


.muted {
    color: var(--green-dim);
}


.warning {
    color: var(--amber);
}


.danger {
    color: var(--red);
}


/* ============================================================
   CASE HEADER
   ============================================================ */

.case-header {
    display: flex;

    justify-content: space-between;

    gap: 30px;

    align-items: flex-start;

    margin-bottom: 26px;
}


.turn-counter {
    flex-shrink: 0;

    border: 1px solid var(--green-dark);

    padding: 10px 14px;

    color: var(--green);

    background:
        rgba(85, 245, 138, 0.04);

    border-radius: 5px;

    text-align: center;
}


.turn-counter strong {
    display: block;

    font-size: 25px;
}


/* ============================================================
   STATS
   ============================================================ */

.stat-grid {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 12px;

    margin: 24px 0;
}


.stat {
    border: 1px solid var(--border);

    background:
        rgba(85, 245, 138, 0.025);

    padding: 16px;

    border-radius: 5px;
}


.stat-label {
    display: block;

    color: var(--green-dim);

    font-size: 12px;

    letter-spacing: 1px;
}


.stat-value {
    display: block;

    margin-top: 6px;

    color: var(--green);

    font-size: 21px;
}


/* ============================================================
   BUTTONS
   ============================================================ */

.menu-grid {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 12px;

    margin-top: 22px;
}


.button,
button.button {
    display: block;

    width: 100%;

    color: var(--green);

    background:
        linear-gradient(
            180deg,
            rgba(85, 245, 138, 0.045),
            rgba(85, 245, 138, 0.015)
        );

    border: 1px solid var(--green-dark);

    border-radius: 5px;

    padding: 15px 17px;

    margin: 10px 0;

    font-family:
        Consolas,
        "Courier New",
        monospace;

    font-size: 15px;

    text-align: left;

    cursor: pointer;

    transition:
        background 0.15s ease,
        border-color 0.15s ease,
        transform 0.15s ease,
        box-shadow 0.15s ease;
}


.button:hover,
button.button:hover {
    background:
        rgba(85, 245, 138, 0.1);

    border-color: var(--green);

    transform:
        translateY(-1px);

    box-shadow:
        0 0 18px var(--shadow);
}


.button-primary {
    border-color: var(--green);
}


.button-danger {
    border-color:
        rgba(255, 107, 107, 0.45);

    color: var(--red);
}


/* ============================================================
   CARDS
   ============================================================ */

.card-grid {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 12px;
}


.card {
    border: 1px solid var(--border);

    padding: 18px;

    margin: 12px 0;

    border-radius: 6px;

    background:
        rgba(85, 245, 138, 0.022);
}


.card strong {
    color: var(--green);
}


.card-title {
    color: var(--green);

    font-size: 18px;

    margin-bottom: 6px;
}


.card-meta {
    color: var(--green-dim);

    font-size: 13px;

    margin-bottom: 10px;
}


.field {
    margin: 20px 0;
}


.label {
    display: block;

    color: var(--green-dim);

    font-size: 12px;

    letter-spacing: 1px;

    margin-bottom: 4px;
}


/* ============================================================
   RESPONSES / WARNINGS
   ============================================================ */

.response {
    white-space: pre-line;

    border-left:
        3px solid var(--green);

    padding: 18px 20px;

    margin: 24px 0;

    background:
        rgba(85, 245, 138, 0.045);

    color: var(--white);
}


.contradiction {
    border:
        1px solid rgba(255, 200, 87, 0.45);

    background:
        rgba(255, 200, 87, 0.04);

    color: var(--amber);

    padding: 18px;

    margin: 24px 0;

    border-radius: 5px;
}


/* ============================================================
   NAVIGATION
   ============================================================ */

.navigation {
    display: inline-block;

    margin-top: 22px;
    margin-right: 20px;

    color: var(--green-dim);
}


.navigation:hover {
    color: var(--green);
}


hr {
    border: 0;

    border-top:
        1px solid var(--border);

    margin: 30px 0;
}


/* ============================================================
   FORMS
   ============================================================ */

select {
    width: 100%;

    color: var(--green);

    background: #050c08;

    border:
        1px solid var(--green-dark);

    border-radius: 4px;

    padding: 13px;

    margin: 8px 0 20px 0;

    font-family:
        Consolas,
        "Courier New",
        monospace;

    font-size: 15px;
}


select:focus {
    outline:
        1px solid var(--green);
}


/* ============================================================
   DEDUCTIONS
   ============================================================ */

.deduction {
    border-left:
        3px solid var(--green);

    padding: 17px 20px;

    margin: 16px 0;

    background:
        rgba(85, 245, 138, 0.035);
}


.deduction-category {
    color: var(--green-dim);

    font-size: 12px;

    letter-spacing: 1px;
}


/* ============================================================
   RANK
   ============================================================ */

.rank {
    display: inline-block;

    border:
        1px solid var(--green);

    color: var(--green);

    padding: 10px 18px;

    margin: 15px 0 25px 0;

    font-size: 20px;

    letter-spacing: 1px;

    box-shadow:
        0 0 20px var(--shadow);
}


/* ============================================================
   CASE ARCHIVE
   ============================================================ */

.archive-grid {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 18px;

    margin: 28px 0;
}


.case-card {
    position: relative;

    border:
        1px solid var(--border);

    background:
        linear-gradient(
            180deg,
            rgba(85, 245, 138, 0.035),
            rgba(85, 245, 138, 0.012)
        );

    border-radius: 7px;

    padding: 24px;

    transition:
        border-color 0.15s ease,
        box-shadow 0.15s ease,
        transform 0.15s ease;
}


.case-card:hover {
    border-color:
        rgba(85, 245, 138, 0.55);

    box-shadow:
        0 0 22px var(--shadow);

    transform:
        translateY(-2px);
}


.case-id {
    color: var(--green-dim);

    font-size: 12px;

    letter-spacing: 1.5px;
}


.case-card h2 {
    margin-top: 8px;
    margin-bottom: 3px;

    font-size: 24px;
}


.case-card-title {
    color: var(--white);

    margin-bottom: 18px;

    font-size: 14px;
}


.case-details {
    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 8px;

    margin: 20px 0;
}


.case-details span {
    border:
        1px solid var(--green-dark);

    padding: 9px;

    color: var(--green-dim);

    font-size: 10px;

    text-align: center;

    letter-spacing: 1px;
}


.case-details strong {
    display: block;

    color: var(--green);

    font-size: 18px;

    margin-top: 3px;
}


.difficulty {
    color: var(--green-dim);

    font-size: 11px;

    letter-spacing: 1px;

    margin-bottom: 18px;
}


.difficulty span {
    float: right;

    color: var(--green);
}


/* ============================================================
   INTRO
   ============================================================ */

.intro {
    max-width: 800px;

    margin: 7vh auto;
}


.intro-time {
    color: var(--green-dim);

    font-size: 13px;

    letter-spacing: 2px;

    margin-bottom: 30px;
}


.intro-story {
    font-size: 17px;

    line-height: 1.8;

    margin: 28px 0;
}


.intro-command {
    margin-top: 35px;
}


/* ============================================================
   FOOTER
   ============================================================ */

.footer {
    color: #173b27;

    text-align: center;

    font-size: 11px;

    letter-spacing: 1px;

    margin-top: 14px;
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 700px) {

    .page {
        width:
            min(100% - 18px, 1100px);

        margin-top: 10px;
    }


    .terminal {
        padding: 22px 18px;
    }


    .system-header {
        font-size: 10px;
    }


    .case-header {
        display: block;
    }


    .turn-counter {
        margin-top: 18px;

        width: 120px;
    }


    .menu-grid,
    .card-grid,
    .stat-grid,
    .archive-grid {
        grid-template-columns: 1fr;
    }


    .case-details {
        grid-template-columns:
            repeat(3, 1fr);
    }


    h1 {
        font-size: 25px;
    }


    .button,
    button.button {
        padding: 15px;

        font-size: 14px;
    }
}