/* ═══════════════════════════════════════
   STARFRONT — Main Stylesheet
   Sci-fi military RTS aesthetic
═══════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;900&family=Share+Tech+Mono&display=swap');

:root {
    --bg: #040c14;
    --panel: rgba(4, 14, 26, 0.95);
    --panel-light: rgba(0, 229, 255, 0.04);
    --border: rgba(0, 229, 255, 0.18);
    --border-hot: rgba(0, 229, 255, 0.5);
    --accent: #00e5ff;
    --accent2: #ffd700;
    --green: #00ff88;
    --red: #ff3355;
    --orange: #ff6600;
    --text: #c8e6ff;
    --text-dim: rgba(200, 230, 255, 0.35);
    --top-h: 50px;
    --bot-h: 140px;
    --font-ui: 'Orbitron', monospace;
    --font-mono: 'Share Tech Mono', monospace;
}

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

body {
    background: var(--bg);
    font-family: var(--font-mono);
    color: var(--text);
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
}

/* ── CONTAINER ── */
#game-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

#game-canvas {
    position: absolute;
    top: var(--top-h);
    left: 0;
    cursor: crosshair;
    display: block;
}

/* ══════════════════════════════
   TOP HUD
══════════════════════════════ */
#hud-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: var(--top-h);
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 20;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

    /* Corner accent lines */
    #hud-top::before,
    #hud-top::after {
        content: '';
        position: absolute;
        bottom: -1px;
        width: 40px;
        height: 2px;
        background: var(--accent);
        box-shadow: 0 0 8px var(--accent);
    }

    #hud-top::before {
        left: 0;
    }

    #hud-top::after {
        right: 0;
    }

.hud-group {
    display: flex;
    align-items: center;
    gap: 20px;
}

    .hud-group.right {
        justify-content: flex-end;
    }

.hud-resource {
    display: flex;
    align-items: center;
    gap: 5px;
    font-family: var(--font-ui);
    font-size: 11px;
    letter-spacing: 0.5px;
}

.res-icon {
    font-size: 14px;
}

.credits-icon {
    color: var(--accent2);
    filter: drop-shadow(0 0 4px var(--accent2));
}

.energy-icon {
    color: var(--green);
    filter: drop-shadow(0 0 4px var(--green));
}

.supply-icon {
    color: var(--orange);
    filter: drop-shadow(0 0 4px var(--orange));
}

.res-label {
    color: var(--text-dim);
    font-size: 9px;
    letter-spacing: 1px;
}

.res-val {
    font-weight: 600;
    font-size: 13px;
    color: var(--text);
    min-width: 40px;
}

.res-dim {
    color: var(--text-dim);
    font-size: 10px;
}

#hud-title {
    font-family: var(--font-ui);
    font-weight: 900;
    font-size: 16px;
    letter-spacing: 8px;
    color: var(--accent);
    text-shadow: 0 0 20px var(--accent), 0 0 40px rgba(0,229,255,0.3);
}

.title-star {
    font-size: 10px;
    opacity: 0.6;
    vertical-align: middle;
}

#hud-wave {
    text-align: right;
    font-family: var(--font-ui);
}

.wave-label {
    font-size: 9px;
    color: var(--text-dim);
    letter-spacing: 2px;
}

.wave-timer {
    font-size: 15px;
    font-weight: 600;
    color: var(--red);
    letter-spacing: 1px;
}

    .wave-timer.imminent {
        animation: blink 0.4s infinite alternate;
        color: #ff0033;
    }

@keyframes blink {
    to {
        opacity: 0.2;
    }
}

#hud-controls {
    display: flex;
    flex-direction: column;
    gap: 2px;
    border-left: 1px solid var(--border);
    padding-left: 12px;
}

.ctrl-hint {
    font-size: 9px;
    color: var(--text-dim);
    letter-spacing: 0.5px;
}

/* ══════════════════════════════
   BOTTOM HUD
══════════════════════════════ */
#hud-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bot-h);
    background: var(--panel);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: stretch;
    z-index: 20;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

    #hud-bottom::before,
    #hud-bottom::after {
        content: '';
        position: absolute;
        top: -1px;
        width: 40px;
        height: 2px;
        background: var(--accent);
        box-shadow: 0 0 8px var(--accent);
    }

    #hud-bottom::before {
        left: 0;
    }

    #hud-bottom::after {
        right: 0;
    }

#panel-divider {
    width: 1px;
    background: var(--border);
    margin: 12px 0;
    flex-shrink: 0;
}

/* — Info Panel — */
#panel-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    width: 240px;
    min-width: 240px;
    flex-shrink: 0;
}

#panel-portrait {
    width: 72px;
    height: 72px;
    flex-shrink: 0;
    border: 1px solid var(--border);
    background: var(--panel-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    position: relative;
    overflow: hidden;
}

    /* Scanline on portrait */
    #panel-portrait::after {
        content: '';
        position: absolute;
        inset: 0;
        background: repeating-linear-gradient( 0deg, transparent, transparent 2px, rgba(0,0,0,0.15) 2px, rgba(0,0,0,0.15) 4px );
        pointer-events: none;
    }

#panel-details {
    flex: 1;
    overflow: hidden;
}

#panel-name {
    font-family: var(--font-ui);
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 1.5px;
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#panel-hp-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 5px;
}

#panel-hp-bar {
    flex: 1;
    height: 5px;
    background: rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
}

#panel-hp-fill {
    height: 100%;
    background: var(--green);
    transition: width 0.3s, background 0.3s;
}

#panel-hp-text {
    font-size: 9px;
    color: var(--text-dim);
    white-space: nowrap;
    min-width: 60px;
}

#panel-stats {
    font-size: 9px;
    color: var(--text-dim);
    line-height: 1.7;
}

/* — Actions Panel — */
#panel-actions {
    flex: 1;
    padding: 8px 14px;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

#actions-label {
    font-family: var(--font-ui);
    font-size: 8px;
    color: var(--text-dim);
    letter-spacing: 2px;
    margin-bottom: 6px;
}

#actions-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-content: flex-start;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    width: 70px;
    height: 70px;
    background: var(--panel-light);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 8px;
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s, box-shadow 0.12s, transform 0.08s;
    text-align: center;
    padding: 6px 4px;
    position: relative;
    letter-spacing: 0.3px;
}

    .action-btn .btn-icon {
        font-size: 24px;
        line-height: 1;
    }

    .action-btn .btn-label {
        color: var(--text);
        line-height: 1.2;
    }

    .action-btn .btn-cost {
        color: var(--accent2);
        font-size: 8px;
    }

    .action-btn:hover {
        background: rgba(0,229,255,0.1);
        border-color: var(--accent);
        color: var(--accent);
        box-shadow: 0 0 12px rgba(0,229,255,0.25), inset 0 0 8px rgba(0,229,255,0.05);
    }

        .action-btn:hover .btn-label {
            color: var(--accent);
        }

    .action-btn:active {
        transform: scale(0.93);
    }

    .action-btn.disabled {
        opacity: 0.25;
        cursor: not-allowed;
        pointer-events: none;
    }

    .action-btn.active {
        background: rgba(0,229,255,0.15);
        border-color: var(--accent);
        box-shadow: 0 0 8px var(--accent);
    }

    /* hotkey badge */
    .action-btn .btn-key {
        position: absolute;
        top: 3px;
        left: 4px;
        font-size: 7px;
        color: var(--text-dim);
        font-family: var(--font-mono);
    }

/* — Minimap — */
#minimap-wrap {
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-shrink: 0;
}

#minimap-label {
    font-family: var(--font-ui);
    font-size: 7px;
    color: var(--text-dim);
    letter-spacing: 2px;
    text-align: center;
}

#minimap-canvas {
    border: 1px solid var(--border);
    cursor: crosshair;
    display: block;
    image-rendering: pixelated;
}

/* ══════════════════════════════
   NOTIFICATIONS
══════════════════════════════ */
#notifications {
    position: absolute;
    top: calc(var(--top-h) + 12px);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    z-index: 30;
    pointer-events: none;
}

.notif {
    background: var(--panel);
    border: 1px solid var(--border);
    padding: 6px 18px;
    font-family: var(--font-ui);
    font-size: 10px;
    letter-spacing: 1.5px;
    animation: notif-anim 2.5s forwards;
    white-space: nowrap;
}

    .notif.warn {
        border-color: var(--orange);
        color: var(--orange);
    }

    .notif.alert {
        border-color: var(--red);
        color: var(--red);
    }

    .notif.good {
        border-color: var(--green);
        color: var(--green);
    }

@keyframes notif-anim {
    0% {
        opacity: 0;
        transform: translateY(-6px);
    }

    12% {
        opacity: 1;
        transform: translateY(0);
    }

    75% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

/* ══════════════════════════════
   OVERLAY (GAME OVER / WIN)
══════════════════════════════ */
#overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.82);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

#overlay-content {
    text-align: center;
    border: 1px solid var(--border);
    padding: 56px 80px;
    background: var(--panel);
    position: relative;
}

    /* Corner decorations */
    #overlay-content::before,
    #overlay-content::after {
        content: '';
        position: absolute;
        width: 20px;
        height: 20px;
    }

    #overlay-content::before {
        top: -1px;
        left: -1px;
        border-top: 2px solid var(--accent);
        border-left: 2px solid var(--accent);
    }

    #overlay-content::after {
        bottom: -1px;
        right: -1px;
        border-bottom: 2px solid var(--accent);
        border-right: 2px solid var(--accent);
    }

#overlay-title {
    font-family: var(--font-ui);
    font-size: 52px;
    font-weight: 900;
    letter-spacing: 6px;
    margin-bottom: 10px;
}

    #overlay-title.win {
        color: var(--green);
        text-shadow: 0 0 30px var(--green);
    }

    #overlay-title.lose {
        color: var(--red);
        text-shadow: 0 0 30px var(--red);
    }

#overlay-sub {
    font-size: 13px;
    color: var(--text-dim);
    letter-spacing: 1px;
    margin-bottom: 36px;
}

#overlay-btn {
    font-family: var(--font-ui);
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 12px 36px;
    font-size: 12px;
    letter-spacing: 3px;
    cursor: pointer;
    transition: all 0.2s;
}

    #overlay-btn:hover {
        background: var(--accent);
        color: #000;
        box-shadow: 0 0 20px var(--accent);
    }

/* ══════════════════════════════
   SCROLLBAR
══════════════════════════════ */
::-webkit-scrollbar {
    width: 4px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}