/* ============================================================
   KensGames — Shared 80s Arcade Theme
   Include on every portal page: <link rel="stylesheet" href="/lib/arcade-theme.css">
   ============================================================ */

:root {
    --nc: #00FFFF;
    --np: #FF00FF;
    --ny: #FFE800;
    --no: #FF6600;
    --npu: #9900FF;
    --ng: #00FF41;
    --bg: #04040C;
    --bgc: rgba(4, 4, 20, 0.94);
    --txt: #E0E0FF;
    --txm: #8888AA;
    --gc: 0 0 8px #00FFFF, 0 0 24px #00FFFF, 0 0 48px #00FFFF;
    --gp: 0 0 8px #FF00FF, 0 0 24px #FF00FF, 0 0 48px #FF00FF;
    --gy: 0 0 8px #FFE800, 0 0 24px #FFE800, 0 0 48px #FFE800;
    --gg: 0 0 8px #00FF41, 0 0 24px #00FF41;
    --gpu: 0 0 8px #9900FF, 0 0 24px #9900FF;
    --fa: 'Orbitron', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

/* ── Landing pages are the only pages allowed to scroll ──────── */
html.kg-landing,
html.kg-landing body {
    height: auto;
    min-height: 100dvh;
    overflow-x: hidden;
    overflow-y: auto;
}

body {
    font-family: 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--txt);
    line-height: 1.6;
}

/* ── BACKGROUNDS ── */
.arc-bg-fixed {
    position: fixed;
    inset: 0;
    z-index: 0;
}

#tron-grid {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(0, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
}

#scanlines {
    position: fixed;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background: repeating-linear-gradient(0deg, transparent, transparent 3px,
            rgba(0, 0, 0, 0.06) 3px, rgba(0, 0, 0, 0.06) 4px);
}

body>*:not(#gyroid-bg):not(#tron-grid):not(#scanlines):not(.arc-bg-fixed):not(#kg-rail):not(#kg-header) {
    position: relative;
    z-index: 3;
}

/* ── NAV ── */
.arc-nav {
    background: rgba(4, 4, 20, 0.92);
    backdrop-filter: blur(14px);
    border-bottom: 2px solid var(--nc);
    box-shadow: var(--gc);
    padding: 0 40px;
    position: sticky;
    top: 0;
    z-index: 200;
}

.arc-nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
    gap: 20px;
}

.arc-logo {
    font-family: var(--fa);
    font-size: 22px;
    font-weight: 900;
    color: var(--nc);
    text-shadow: var(--gc);
    letter-spacing: 3px;
    text-decoration: none;
    white-space: nowrap;
}

.arc-logo span {
    color: var(--np);
    text-shadow: var(--gp);
}

.arc-nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
}

.arc-nav-links a {
    font-family: var(--fa);
    font-size: 10px;
    font-weight: 700;
    color: var(--txm);
    text-decoration: none;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: color .2s, text-shadow .2s;
}

.arc-nav-links a:hover {
    color: var(--nc);
    text-shadow: var(--gc);
}

.arc-nav-right {
    display: flex;
    gap: 10px;
    align-items: center;
}

/* ── BUTTONS ── */
.btn {
    font-family: var(--fa);
    padding: 10px 22px;
    border: 2px solid var(--nc);
    border-radius: 3px;
    font-weight: 700;
    font-size: 11px;
    cursor: pointer;
    transition: all .25s;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-c {
    background: var(--nc);
    color: var(--bg);
    box-shadow: var(--gc);
}

.btn-c:hover {
    transform: scale(1.06);
    box-shadow: var(--gc), 0 0 30px var(--nc);
}

.btn-p {
    background: transparent;
    color: var(--np);
    border-color: var(--np);
    box-shadow: inset 0 0 10px rgba(255, 0, 255, .15);
}

.btn-p:hover {
    background: rgba(255, 0, 255, .12);
    box-shadow: var(--gp);
    transform: scale(1.06);
}

.btn-y {
    background: var(--ny);
    color: var(--bg);
    border-color: var(--ny);
    box-shadow: var(--gy);
}

.btn-y:hover {
    transform: scale(1.08);
    box-shadow: var(--gy), 0 0 30px var(--ny);
}

.btn-g {
    background: transparent;
    color: var(--ng);
    border-color: var(--ng);
}

.btn-g:hover {
    background: var(--ng);
    color: var(--bg);
    box-shadow: var(--gg);
}

.btn-ghost {
    background: transparent;
    color: var(--txm);
    border-color: #334;
}

.btn-ghost:hover {
    color: var(--nc);
    border-color: var(--nc);
}

.btn-lg {
    padding: 16px 48px;
    font-size: 14px;
}

.btn-full {
    width: 100%;
    padding: 14px;
}

/* ── CARDS ── */
.arc-card {
    background: var(--bgc);
    border: 2px solid rgba(0, 255, 255, .2);
    border-radius: 6px;
    padding: 32px;
}

.arc-card-p {
    border-color: rgba(255, 0, 255, .3);
}

.arc-card-g {
    border-color: rgba(0, 255, 65, .3);
}

.arc-card-y {
    border-color: rgba(255, 232, 0, .3);
}

/* ── FORMS ── */
.arc-field {
    margin-bottom: 18px;
}

.arc-field label {
    display: block;
    font-family: var(--fa);
    font-size: 9px;
    letter-spacing: 2px;
    color: var(--txm);
    text-transform: uppercase;
    margin-bottom: 6px;
}

.arc-input {
    width: 100%;
    padding: 12px 14px;
    background: rgba(0, 255, 255, .04);
    border: 1px solid rgba(0, 255, 255, .25);
    border-radius: 3px;
    color: var(--txt);
    font-size: 14px;
    transition: border-color .2s, box-shadow .2s;
}

.arc-input:focus {
    outline: none;
    border-color: var(--nc);
    box-shadow: 0 0 12px rgba(0, 255, 255, .2);
}

.arc-msg {
    font-size: 12px;
    margin-top: 8px;
    text-align: center;
    min-height: 16px;
}

.arc-msg.ok {
    color: var(--ng);
}

.arc-msg.err {
    color: var(--np);
}

/* ── TYPOGRAPHY ── */
.arc-eyebrow {
    font-family: var(--fa);
    font-size: 10px;
    letter-spacing: 5px;
    color: var(--np);
    text-shadow: var(--gp);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.arc-h1 {
    font-family: var(--fa);
    font-size: clamp(36px, 6vw, 80px);
    font-weight: 900;
    color: var(--nc);
    text-shadow: var(--gc);
    text-transform: uppercase;
    letter-spacing: 4px;
}

.arc-h2 {
    font-family: var(--fa);
    font-size: clamp(22px, 3vw, 40px);
    font-weight: 900;
    color: var(--nc);
    text-shadow: var(--gc);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.arc-h3 {
    font-family: var(--fa);
    font-size: 18px;
    font-weight: 700;
    color: var(--nc);
    text-shadow: var(--gc);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.arc-sub {
    font-size: 14px;
    color: var(--txm);
    line-height: 1.8;
}

/* ── AVATAR BADGE ── */
.arc-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid var(--nc);
    box-shadow: var(--gc);
    background: rgba(0, 255, 255, .08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    cursor: pointer;
    transition: all .2s;
    flex-shrink: 0;
}

.arc-avatar:hover {
    transform: scale(1.1);
    box-shadow: var(--gc), 0 0 20px var(--nc);
}

/* ── SECTION ── */
.arc-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 40px;
}

.arc-section-hdr {
    text-align: center;
    margin-bottom: 50px;
}

/* ── DIVIDER ── */
.arc-divider {
    text-align: center;
    color: var(--nc);
    opacity: .25;
    letter-spacing: 8px;
    font-size: 18px;
    margin: 8px 0;
}

/* ── RESPONSIVE ── */
@media(max-width:768px) {
    .arc-nav {
        padding: 0 20px;
    }

    .arc-nav-links {
        display: none;
    }

    .arc-section {
        padding: 50px 20px;
    }

    .arc-h1 {
        font-size: clamp(28px, 8vw, 54px);
    }
}