/* ============================================================
   MY BLOCKCHAIN — style.css
   Theme: Neon Forge — high-voltage cyberpunk with bioluminescent
   accents. Electric cyan primary, hot magenta secondary,
   acid green for gains. Signature: animated plasma grid bg.
   ============================================================ */

/* ── TOKENS ── */
:root {
    /* Backgrounds */
    --bg-void:    #212228;
    --bg-surface: #050d1a;
    --bg-panel:   #181f30;
    --bg-card:    #060c1a;
    --bg-inset:   rgba(15, 25, 35, 0.5);

    /* Cyan — primary */
    --cyan:       #00f5ff;
    --cyan-mid:   #00c8d8;
    --cyan-glow:  rgba(0, 245, 255, 0.4);
    --cyan-dim:   rgba(0, 245, 255, 0.08);
    --cyan-border:rgba(0, 245, 255, 0.25);

    /* Magenta — secondary / boost */
    --mag:        #ff00cc;
    --mag-glow:   rgba(255, 0, 204, 0.45);
    --mag-dim:    rgba(255, 0, 204, 0.1);
    --mag-border: rgba(255, 0, 204, 0.3);

    /* Acid green — earnings / mine */
    --green:      #39ff14;
    --green-mid:  #20cc00;
    --green-glow: rgba(57, 255, 20, 0.4);
    --green-dim:  rgba(57, 255, 20, 0.08);

    /* Amber — balance / cost */
    --amber:      #ffb800;
    --amber-glow: rgba(255, 184, 0, 0.35);
    --amber-dim:  rgba(255, 184, 0, 0.1);

    /* Coral — danger / rival */
    --coral:      #ff3366;
    --coral-dim:  rgba(255, 51, 102, 0.12);

    /* Text */
    --text-hi:    #e8f4ff;
    --text-mid:   #7a9bbf;
    --text-lo:    rgba(255, 255, 255, 0.5);

    /* Borders */
    --border:     rgba(0, 245, 255, 0.1);
    --border-hi:  rgba(0, 245, 255, 0.35);

    /* Radii */
    --r-sm: 8px;
    --r-md: 14px;
    --r-lg: 22px;
    --r-pill: 999px;

    /* Fonts */
    --font-display: 'Orbitron', sans-serif;
    --font-mono:    'JetBrains Mono', monospace;
    --font-body:    'Inter', sans-serif;

    --pulse-speed: 2s;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

/* ── BASE ── */
body {
    background-color: var(--bg-void);
    color: var(--text-hi);
    font-family: var(--font-body);
    font-size: 1rem;
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ── PLASMA GRID BACKGROUND — the signature element ── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    background-image:
        linear-gradient(rgba(0, 245, 255, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 245, 255, 0.055) 1px, transparent 1px);
    background-size: 48px 48px;
    animation: grid-drift 20s linear infinite;
    pointer-events: none;
}

@keyframes grid-drift {
    from { background-position: 0 0, 0 0; }
    to   { background-position: 48px 48px, 48px 48px; }
}

/* Radial glow at top-centre */
body::after {
    content: '';
    position: fixed;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 900px;
    height: 600px;
    background: radial-gradient(ellipse, rgba(0,245,255,0.07) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

/* All direct children of body sit above pseudo-elements */
#auth-overlay, .app-container { position: relative; z-index: 1; }

.hidden { display: none !important; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-void); }
::-webkit-scrollbar-thumb { background: var(--cyan-mid); border-radius: 3px; }

/* ============================================================
   AUTH OVERLAY
   ============================================================ */
.overlay {
    position: fixed; inset: 0;
    background: rgba(1, 2, 8, 0.95);
    backdrop-filter: blur(16px);
    z-index: 1000;
    display: flex; justify-content: center; align-items: center;
}

.auth-card {
    background: linear-gradient(145deg, #080f20, #040b16);
    border: 1px solid var(--cyan-border);
    box-shadow:
        0 0 0 1px rgba(0,245,255,0.08),
        0 0 60px rgba(0,245,255,0.15),
        0 0 120px rgba(0,245,255,0.06),
        inset 0 1px 0 rgba(0,245,255,0.1);
    padding: 52px 44px;
    border-radius: var(--r-lg);
    width: 90%;
    max-width: 460px;
    text-align: center;
    animation: auth-enter 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes auth-enter {
    from { opacity: 0; transform: translateY(32px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.auth-logo {
    font-size: 3.2rem;
    display: block;
    margin-bottom: 16px;
    animation: float 4s ease-in-out infinite;
    filter: drop-shadow(0 0 18px var(--cyan-glow));
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-8px); }
}

.auth-card h2 {
    font-family: var(--font-display);
    font-size: 1.7rem;
    font-weight: 900;
    letter-spacing: 4px;
    background: linear-gradient(90deg, var(--cyan), var(--mag));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.auth-sub {
    color: var(--text-mid);
    font-size: 0.88rem;
    margin-bottom: 32px;
}

.input-group { display: flex; flex-direction: column; gap: 12px; }

input[type="text"] {
    width: 100%;
    background: var(--bg-inset);
    border: 1px solid var(--border-hi);
    padding: 16px 20px;
    border-radius: var(--r-sm);
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: 1.1rem;
    text-align: center;
    letter-spacing: 3px;
    transition: border-color .25s, box-shadow .25s;
}

input[type="text"]:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px var(--cyan-dim), 0 0 20px rgba(0,245,255,0.2);
}

input[type="text"]::placeholder { color: var(--text-lo); letter-spacing: 1px; }

.error-msg {
    color: var(--coral);
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 12px;
    min-height: 1.2em;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 4%;
    height: 72px;
    background: rgba(5, 13, 26, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-hi);
    position: sticky; top: 0; z-index: 100;
    box-shadow: 0 1px 0 rgba(0,245,255,0.08), 0 4px 32px rgba(0,0,0,0.6);
}

.brand { display: flex; align-items: center; gap: 12px; }

.brand-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 10px var(--cyan-glow));
    animation: float 4s ease-in-out infinite;
}

.brand-text {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 900;
    letter-spacing: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--mag));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    background: var(--mag-dim);
    color: var(--mag);
    border: 1px solid var(--mag-border);
    padding: 3px 10px;
    border-radius: var(--r-pill);
    letter-spacing: 1.5px;
    text-shadow: 0 0 8px var(--mag-glow);
}

.user-status { display: flex; align-items: center; gap: 16px; }

.player-tag-wrap { display: flex; flex-direction: column; align-items: flex-end; }

.player-label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--text-lo);
    letter-spacing: 2px;
}

#player-tag {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--cyan);
    letter-spacing: 1.5px;
    text-shadow: 0 0 12px var(--cyan-glow);
}

.balance-chip {
    display: flex; align-items: center; gap: 8px;
    background: linear-gradient(135deg, rgba(255,184,0,0.12), rgba(255,184,0,0.06));
    border: 1px solid rgba(255,184,0,0.45);
    padding: 9px 18px;
    border-radius: var(--r-pill);
    box-shadow: 0 0 16px rgba(255,184,0,0.15), inset 0 1px 0 rgba(255,184,0,0.1);
    transition: box-shadow .3s;
}

.balance-chip:hover {
    box-shadow: 0 0 28px rgba(255,184,0,0.35), inset 0 1px 0 rgba(255,184,0,0.15);
}

.balance-icon { color: var(--amber); font-size: 1.1rem; }

#balance-value {
    font-family: var(--font-mono);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--amber);
    text-shadow: 0 0 12px var(--amber-glow);
}

.balance-unit {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--amber);
    opacity: 0.65;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.grid-layout {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 24px;
    max-width: 1700px;
    margin: 28px auto;
    padding: 0 22px;
    align-items: start;
}

@media (max-width: 1100px) {
    .grid-layout { grid-template-columns: 1fr; }
}

/* ============================================================
   PANELS
   ============================================================ */
.sidebar { display: flex; flex-direction: column; gap: 18px; }

.panel {
    background: linear-gradient(160deg, var(--bg-panel), var(--bg-card));
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 22px 20px;
    transition: border-color .3s, box-shadow .3s;
    position: relative;
    overflow: hidden;
}

.panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyan-border), transparent);
}

.panel:hover {
    border-color: var(--cyan-border);
    box-shadow: 0 0 32px rgba(0,245,255,0.06);
}

.panel h3 {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    color: var(--cyan);
    text-shadow: 0 0 10px var(--cyan-glow);
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.panel-desc {
    font-size: 0.83rem;
    color: var(--text-mid);
    margin-bottom: 16px;
    line-height: 1.5;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    width: 100%;
    padding: 14px 20px;
    border: none;
    border-radius: var(--r-sm);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.82rem;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: transform .12s, box-shadow .2s, filter .2s;
    position: relative; overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute; inset: 0;
    background: white; opacity: 0;
    transition: opacity .2s;
}
.btn:hover::after { opacity: 0.05; }
.btn:active { transform: scale(0.97); }

/* Auth button */
.btn-primary {
    background: linear-gradient(135deg, var(--cyan-mid), #0090a0);
    color: #000;
    font-weight: 900;
    box-shadow: 0 4px 24px rgba(0,245,255,0.35);
    text-shadow: none;
}
.btn-primary:hover { box-shadow: 0 4px 40px rgba(0,245,255,0.55); }

/* Mine button */
.btn-mine {
    background: linear-gradient(135deg, #1aff4d, var(--green-mid));
    color: #000;
    font-weight: 900;
    font-size: 1rem;
    padding: 20px;
    box-shadow: 0 4px 28px rgba(57,255,20,0.45);
    text-shadow: none;
    position: relative;
}

.btn-mine::before {
    content: '';
    position: absolute;
    inset: -5px;
    border-radius: 13px;
    border: 2px solid var(--green);
    opacity: 0;
    animation: pulse-ring var(--pulse-speed, 2s) ease-out infinite;
}

@keyframes pulse-ring {
    0%   { opacity: 0.9; transform: scale(1); }
    100% { opacity: 0;   transform: scale(1.2); }
}

.btn-mine:hover { box-shadow: 0 4px 44px rgba(57,255,20,0.65); }

.btn-mine.mine-flash {
    animation: mine-pop 0.3s cubic-bezier(0.36, 0.07, 0.19, 0.97);
}

@keyframes mine-pop {
    0%   { transform: scale(1); filter: brightness(1); }
    35%  { transform: scale(1.07); filter: brightness(1.5); }
    100% { transform: scale(1); filter: brightness(1); }
}

/* Boost button */
.btn-boost {
    background: transparent;
    border: 1px solid var(--mag);
    color: var(--mag);
    box-shadow: 0 0 14px var(--mag-dim), inset 0 0 14px var(--mag-dim);
    text-shadow: 0 0 10px var(--mag-glow);
}
.btn-boost:hover {
    box-shadow: 0 0 28px var(--mag-glow), inset 0 0 20px var(--mag-dim);
}

.btn-boost.active-mode {
    background: linear-gradient(135deg, var(--mag), #cc0099);
    color: #fff;
    text-shadow: 0 0 8px rgba(255,255,255,0.5);
    box-shadow: 0 4px 32px var(--mag-glow);
    animation: overclock-pulse 1s ease-in-out infinite alternate;
}

@keyframes overclock-pulse {
    from { box-shadow: 0 4px 20px var(--mag-glow); }
    to   { box-shadow: 0 4px 50px rgba(255,0,204,0.75); }
}

.boost-cost {
    font-weight: 900;
    color: var(--amber);
    text-shadow: 0 0 8px var(--amber-glow);
    margin-left: 4px;
}

.btn-boost.active-mode .boost-cost { color: rgba(255,255,255,0.8); text-shadow: none; }

.hint-text {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-lo);
    text-align: center;
    margin-top: 10px;
    letter-spacing: 0.3px;
}

/* ============================================================
   STAT BOX
   ============================================================ */
.stats-box { margin-top: 18px; display: flex; flex-direction: column; gap: 8px; }

.stat-row {
    display: flex; align-items: baseline; gap: 6px;
    padding: 10px 14px;
    background: var(--bg-inset);
    border-radius: var(--r-sm);
    border: 1px solid var(--border);
    transition: border-color .2s;
}

.stat-row:hover { border-color: var(--border-hi); }

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 1.5px;
    color: var(--text-lo);
    flex: 1;
}

.stat-val {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.05rem;
    transition: color .3s;
}

.stat-val.green  { color: var(--green);  text-shadow: 0 0 12px var(--green-glow); }
.stat-val.violet { color: var(--cyan);   text-shadow: 0 0 12px var(--cyan-glow); }
.stat-val.amber  { color: var(--amber);  text-shadow: 0 0 12px var(--amber-glow); }

.stat-unit {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-lo);
}

.status-on {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--mag);
    text-shadow: 0 0 10px var(--mag-glow);
}

.status-off {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-lo);
}

.boost-timer {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--mag);
    text-shadow: 0 0 8px var(--mag-glow);
    margin-left: 4px;
}

/* ============================================================
   LEADERBOARD
   ============================================================ */
#leaderboard-list {
    list-style: none;
    display: flex; flex-direction: column; gap: 7px;
    margin-top: 4px;
}

.lb-row {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px;
    background: var(--bg-inset);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    transition: border-color .2s, background .2s, box-shadow .2s;
}

.lb-row:hover {
    border-color: var(--border-hi);
    box-shadow: 0 0 12px rgba(0,245,255,0.08);
}

.lb-row.lb-me {
    background: linear-gradient(135deg, rgba(0,245,255,0.08), rgba(0,245,255,0.04));
    border-color: var(--cyan-border);
    box-shadow: 0 0 16px rgba(0,245,255,0.12);
}

.lb-rank {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-lo);
    width: 26px; flex-shrink: 0;
}

.lb-name {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-hi);
    flex: 1;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.lb-me .lb-name {
    color: var(--cyan);
    text-shadow: 0 0 10px var(--cyan-glow);
}

.lb-bal {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--amber);
    text-shadow: 0 0 8px var(--amber-glow);
}

/* ============================================================
   MAIN ARENA
   ============================================================ */
.main-arena {
    background: linear-gradient(160deg, var(--bg-panel), var(--bg-card));
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 26px;
    min-height: 600px;
    position: relative;
    overflow: hidden;
}

.main-arena::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyan-border), transparent);
}

.arena-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.arena-header h2 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 900;
    letter-spacing: 2.5px;
    background: linear-gradient(90deg, var(--text-hi), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
}

.arena-header p { font-size: 0.82rem; color: var(--text-mid); }

/* ============================================================
   PROPERTY GRID
   ============================================================ */
.property-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
    gap: 12px;
}

.grid-cell {
    background: var(--bg-inset);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    padding: 14px 12px;
    text-align: center;
    cursor: pointer;
    transition: transform .18s, border-color .2s, box-shadow .2s, background .2s;
    display: flex; flex-direction: column; gap: 6px;
    min-height: 115px; justify-content: space-between;
    position: relative; overflow: hidden;
}

.grid-cell::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(0,245,255,0.04), transparent);
    opacity: 0; transition: opacity .2s;
}

.grid-cell:hover {
    transform: translateY(-3px);
    border-color: var(--cyan-border);
    box-shadow: 0 8px 28px rgba(0,245,255,0.18), 0 0 0 1px rgba(0,245,255,0.08);
}
.grid-cell:hover::after { opacity: 1; }
.grid-cell:active { transform: translateY(-1px) scale(0.98); }

.grid-cell.owned-by-me {
    border-width: 3px;
    border-color: rgba(57,255,20,0.5);
    background: linear-gradient(160deg, var(--bg-inset), rgba(50,250,15,0.2));
    box-shadow: 0 0 18px rgba(57,255,20,0.12);
}
.grid-cell.owned-by-me:hover {
    box-shadow: 0 8px 32px rgba(57,255,20,0.28);
}

.grid-cell.owned-by-other {
    border-color: rgba(255,51,102,0.3);
    background: linear-gradient(160deg, var(--bg-inset), rgba(255,51,102,0.05));
}

.cell-id {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--text-lo);
    letter-spacing: 1px;
}

.cell-owner {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 1px;
    color: var(--text-mid);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.owned-by-me   .cell-owner { color: var(--green);  text-shadow: 0 0 8px var(--green-glow); }
.owned-by-other .cell-owner { color: var(--coral); }

.cell-cost {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--amber);
    background: var(--amber-dim);
    border: 1px solid rgba(255,184,0,0.18);
    padding: 2px 6px;
    border-radius: 4px;
}

.cell-prod {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--green);
    text-shadow: 0 0 6px var(--green-glow);
}

/* ============================================================
   TOAST
   ============================================================ */
.toast {
    position: fixed; bottom: 32px; right: 32px;
    padding: 14px 22px;
    border-radius: var(--r-sm);
    font-family: var(--font-mono);
    font-size: 0.84rem;
    font-weight: 600;
    z-index: 9999; pointer-events: none;
    opacity: 0; transform: translateY(14px) scale(0.97);
    transition: opacity .3s, transform .3s;
    max-width: 340px;
    border: 1px solid transparent;
}

.toast.toast-visible { opacity: 1; transform: translateY(0) scale(1); }

.toast-success {
    background: rgba(57,255,20,0.1);
    border-color: var(--green);
    color: var(--green);
    box-shadow: 0 4px 24px rgba(57,255,20,0.2);
}

.toast-error {
    background: var(--coral-dim);
    border-color: var(--coral);
    color: var(--coral);
    box-shadow: 0 4px 24px rgba(255,51,102,0.2);
}

.toast-info {
    background: var(--cyan-dim);
    border-color: var(--cyan-border);
    color: var(--cyan);
    box-shadow: 0 4px 24px rgba(0,245,255,0.15);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    text-align: center;
    padding: 36px 0;
    color: var(--text-lo);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    border-top: 1px solid var(--border);
    margin-top: 36px;
}

/* ============================================================
   UTILITY
   ============================================================ */
.green  { color: var(--green);  }
.amber  { color: var(--amber);  }
.cyan   { color: var(--cyan);   }
.coral  { color: var(--coral);  }
.mag    { color: var(--mag);    }

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    .navbar { padding: 0 14px; height: 60px; }
    .brand-text { display: none; }
    .grid-layout { padding: 0 10px; margin: 14px auto; gap: 14px; }
    .property-grid { grid-template-columns: repeat(auto-fill, minmax(125px, 1fr)); gap: 8px; }
    .toast { bottom: 14px; right: 14px; left: 14px; }
    .balance-chip { padding: 7px 12px; }
    #balance-value { font-size: 0.95rem; }
    .auth-card { padding: 36px 24px; }
}