:root {
    --cyan: #00f2ff;
    --cyan-dim: #006b70;
    --red: #ff3344;
    --red-dim: #440011;
    --magenta: #ff00ff;
    --green: #00ff95;
    --green-dim: #00331a;
    --bg-black: #02040a;
    --hud-bg: rgba(0, 10, 15, 0.9);
    --card-bg: rgba(0, 15, 25, 0.7);
}

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

body {
    background-color: var(--bg-black);
    color: var(--cyan);
    font-family: 'JetBrains Mono', monospace;
    overflow-x: hidden;
    line-height: 1.5;
    text-transform: uppercase;
}

h1, h2, h3 { font-family: 'Orbitron', sans-serif; letter-spacing: 2px; }

/* HUD Framework */
.scanlines {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(0, 242, 255, 0.02) 50%, transparent 50%);
    background-size: 100% 4px; z-index: 1000; pointer-events: none;
}

.hud-frame {
    position: fixed; inset: 0; border: 1px solid rgba(0, 242, 255, 0.05);
    margin: 10px; pointer-events: none; z-index: 900;
}

.hud-frame::before, .hud-frame::after {
    content: ''; position: absolute; width: 30px; height: 30px;
    border-color: var(--cyan); border-style: solid;
}
.hud-frame::before { top: 0; left: 0; border-width: 2px 0 0 2px; }
.hud-frame::after { bottom: 0; right: 0; border-width: 0 2px 2px 0; }

/* Sticky Bars */
.hud-bar {
    background: var(--hud-bg); border-bottom: 2px solid var(--cyan-dim);
    padding: 15px 30px; display: flex; justify-content: space-between;
    align-items: center; position: sticky; top: 0; z-index: 800; backdrop-filter: blur(15px);
}
.hud-bar-bottom {
    top: auto; bottom: 0; border-top: 2px solid var(--cyan-dim); border-bottom: none;
    font-size: 10px; opacity: 0.6;
}

/* Tactical Card System */
.tactical-card {
    background: var(--card-bg);
    border: 1px solid var(--cyan-dim);
    padding: 30px;
    position: relative;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5), inset 0 0 20px rgba(0, 242, 255, 0.05);
}

.tactical-card::after {
    content: ''; position: absolute; top: -1px; right: -1px;
    width: 20px; height: 20px; border-top: 2px solid var(--cyan); border-right: 2px solid var(--cyan);
}

/* Setup View Adjustments */
.view { min-height: 100vh; padding: 1rem 20px 60px 20px; display: flex; flex-direction: column; align-items: center; }
.container-wide { width: 100%; max-width: 1400px; }

/* Grids */
.battleship-grid-cyber {
    display: grid;
    grid-template-columns: repeat(10, min(8vw, 38px));
    grid-template-rows: repeat(10, min(8vw, 38px));
    gap: 1px; background: var(--cyan-dim); border: 2px solid var(--cyan-dim);
    width: fit-content;
    height: fit-content;
}

/* --- THEMATIC RED OVERRIDE --- */
.enemy-grid { background: var(--red-dim) !important; border-color: var(--red-dim) !important; }
.enemy-grid .cell { background: #080000; }
.enemy-grid .cell:hover { background: rgba(255, 51, 68, 0.1); }
.enemy-grid .cell.hit::after { color: var(--red); text-shadow: 0 0 10px var(--red); }
.enemy-grid .cell.miss::after { background: var(--red-dim); }

.cell { background: #000; position: relative; cursor: crosshair; transition: background 0.2s; overflow: hidden; }
.cell.ship { background: var(--cyan); box-shadow: 0 0 15px var(--cyan); }

.enemy-grid.turn-locked {
    filter: grayscale(1) brightness(1.5);
    opacity: 0.4;
    pointer-events: none !important;
}

/* Enemy Impact on My Board */
#myBoard .cell.hit::after { color: var(--magenta); text-shadow: 0 0 20px var(--magenta); }
#myBoard .cell.miss::after { border-color: rgba(255, 0, 255, 0.1); }

/* Universal Hit/Miss Indicators */
.cell.hit::after, .cell.miss::after {
    content: '';
    position: absolute;
    inset: 20%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cell.hit::after {
    content: '×';
    color: var(--cyan);
    font-size: 24px;
    font-weight: bold;
    text-shadow: 0 0 10px var(--cyan);
    inset: 0;
}

.cell.miss::after {
    content: '';
    background: transparent;
    border: 2px solid rgba(150, 150, 150, 0.4);
    border-radius: 50%;
    inset: 30% !important;
}

/* Enemy Override */
.enemy-grid .cell.hit::after { color: var(--red); text-shadow: 0 0 15px var(--red); }
.enemy-grid .cell.miss::after { border-color: rgba(255, 255, 255, 0.2) !important; }
.active-targeting .cell:hover { background: rgba(0, 242, 255, 0.2) !important; cursor: pointer; }
.enemy-grid.active-targeting .cell:hover { background: rgba(255, 51, 68, 0.2) !important; }

/* Buttons */
.btn-cyber {
    padding: 12px 24px; font-family: 'Orbitron', sans-serif; font-weight: 900;
    font-size: 11px; background: var(--cyan); color: black; border: none;
    cursor: pointer; clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
    transition: all 0.2s; text-align: center; letter-spacing: 1px;
}
.btn-cyber:hover:not(:disabled) { background: white; transform: translateY(-1px); }
.btn-cyber-outline { background: transparent; border: 1px solid var(--cyan); color: var(--cyan); }
.btn-cyber-magenta { background: var(--magenta); color: white; }

/* --- MINIMALIST SOLID SHIPYARD --- */
.ship-preview {
    background: rgba(0, 242, 255, 0.05);
    border: 1px solid var(--cyan-dim);
    padding: 0;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    justify-content: center;
    align-items: center;
}

.ship-preview:hover {
    background: rgba(0, 242, 255, 0.2);
    border-color: var(--cyan);
    box-shadow: 0 0 10px rgba(0, 242, 255, 0.1);
}

.ship-segment {
    background: var(--cyan);
    opacity: 0.3;
    transition: all 0.3s;
}

.ship-preview:hover .ship-segment { opacity: 0.8; }

/* Physical Flip Logic */
.ship-preview.horizontal { height: 16px; }
.ship-preview.vertical { width: 16px; }

/* We'll set dynamic width/height in script but these classes handle the "look" */

/* Components */
.tactical-input {
    background: rgba(0, 242, 255, 0.05); border: 2px solid var(--cyan-dim);
    color: var(--cyan); padding: 15px; font-family: inherit; font-size: 16px;
    width: 100%; text-align: center; outline: none;
}

.hidden { display: none !important; }
#hostControls { display: contents; }
#hostControls:not(.hidden) ~ button, 
#hostControls:not(.hidden) button { 
    min-width: 140px;
}
.custom-scrollbar::-webkit-scrollbar { width: 4px; }
.custom-scrollbar::-webkit-scrollbar-thumb { background: var(--cyan-dim); }

/* Room List - Tactical Green Theme */
.room-card-v2 {
    background: rgba(0, 255, 149, 0.03);
    border: 1px solid var(--green-dim);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    margin-bottom: 10px;
}

.room-card-v2:hover {
    background: rgba(0, 255, 149, 0.08);
    border-color: var(--green);
    box-shadow: 0 0 15px rgba(0, 255, 149, 0.1);
}

.room-card-v2::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 2px; height: 100%;
    background: var(--green);
    opacity: 0.3;
}

.btn-join {
    background: var(--green);
    color: black;
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 10px;
    padding: 8px 15px;
    border: none;
    cursor: pointer;
    clip-path: polygon(10% 0, 100% 0, 100% 70%, 90% 100%, 0 100%);
    transition: all 0.2s;
}

.btn-join:hover {
    background: white;
    transform: scale(1.05);
}

/* Responsive adjustments */
@media (min-width: 768px) {
    .container-wide { padding: 20px; }
    .battleship-grid-cyber {
        grid-template-columns: repeat(10, min(7.5vw, 46px));
        grid-template-rows: repeat(10, min(7.5vw, 46px));
        width: fit-content;
        height: fit-content;
    }
}

/* Battle Layout - Pure CSS */
.battle-grid-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    width: 100%;
    margin-top: 2rem;
}

@media (min-width: 768px) {
    .battle-grid-container {
        flex-direction: row;
        align-items: flex-start;
        gap: 5rem;
    }
}

.grid-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    position: relative;
}

/* Turn Beacons */
.turn-beacons {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    opacity: 0;
    transition: opacity 0.5s;
}

.grid-node.active-turn .turn-beacons {
    opacity: 1;
}

.beacon-dot {
    width: 6px;
    height: 6px;
    background: var(--green);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--green);
}

.grid-node.active-turn .beacon-dot {
    animation: beacon-pulse 1.2s infinite ease-in-out;
}

.grid-node.active-turn .beacon-dot:nth-child(2) { animation-delay: 0.2s; }
.grid-node.active-turn .beacon-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes beacon-pulse {
    0%, 100% { transform: scale(1); opacity: 1; filter: brightness(1); }
    50% { transform: scale(1.5); opacity: 0.5; filter: brightness(2); }
}

/* Battle HUD Header */
.battle-hud-header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--cyan-dim);
    margin-bottom: 1.5rem;
    width: 100%;
}

.stat-group {
    display: flex;
    gap: 1.5rem;
}

.stat-card {
    background: rgba(0, 242, 255, 0.05);
    border: 1px solid var(--cyan-dim);
    padding: 6px 14px;
    text-align: center;
    min-width: 90px;
    position: relative;
    line-height: 1;
}

.stat-card.red { border-color: var(--magenta-dim); background: rgba(255, 0, 255, 0.03); }

/* Turn Indicators */
.turn-active { color: var(--cyan); text-shadow: 0 0 20px rgba(0, 242, 255, 0.3); opacity: 1; transform: scale(1); }
.turn-waiting { color: var(--cyan-dim); opacity: 0.2; transform: scale(0.95); }

/* Base Grids */
.lobby-grid, .setup-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    width: 100%;
}

@media (min-width: 768px) {
    .lobby-grid {
        grid-template-columns: 1fr 1fr;
        max-width: 1000px;
        margin: 0 auto;
    }
    .setup-grid {
        grid-template-columns: 2fr 1fr;
        align-items: start;
    }
}

/* Result Screen V2 */
#resultModal {
    z-index: 9999 !important;
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-aura {
    position: absolute;
    inset: -50%;
    background: radial-gradient(circle, rgba(0, 242, 255, 0.1) 0%, transparent 60%);
    animation: aura-pulse 4s infinite;
    z-index: 0;
}

.modal-win .result-aura { background: radial-gradient(circle, rgba(0, 242, 255, 0.15) 0%, transparent 70%); }
.modal-lose .result-aura { background: radial-gradient(circle, rgba(255, 0, 85, 0.15) 0%, transparent 70%); }

.modal-win #resultTitle { color: var(--cyan); text-shadow: 0 0 30px rgba(0, 242, 255, 0.5); }
.modal-lose #resultTitle { color: var(--magenta); text-shadow: 0 0 30px rgba(255, 0, 85, 0.5); }

@keyframes aura-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

.glitch-text {
    position: relative;
}

.glitch-text::before, .glitch-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    opacity: 0.8;
}

.glitch-text::before {
    color: var(--cyan);
    z-index: -1;
    animation: glitch 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) both infinite;
}

.glitch-text::after {
    color: var(--magenta);
    z-index: -2;
    animation: glitch 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) reverse both infinite;
}

@keyframes glitch {
    0% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
    100% { transform: translate(0); }
}

@media (max-width: 767px) {
    .view { padding: 80px 10px 100px 10px; }
    .hud-bar { padding: 10px 15px; }
}