/**
 * UEE Recognition Training - v15.0
 */

@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@500;700&display=swap');

:root {
    --uee-blue: #00d4ff;
    --uee-blue-dim: rgba(0, 212, 255, 0.6);
    --uee-blue-glow: rgba(0, 212, 255, 0.35);
    --uee-bg: #000b11;
    --uee-panel: rgba(0, 40, 60, 0.25);
    --uee-green: #3effaf;
    --uee-red: #ff3e3e;
    --uee-white: #e8f4ff;
}

body {
    margin: 0;
    background-color: var(--uee-bg);
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    color: var(--uee-blue);
    font-family: 'Rajdhani', sans-serif;
    overflow: hidden;
    text-transform: uppercase;
}

/* Scanline overlay */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.18) 50%);
    background-size: 100% 3px;
    z-index: 100;
    pointer-events: none;
    opacity: 0.4;
}

/* ── Ship Viewer ── */
.viewer-wrap {
    position: relative;
    width: 100vw;
    height: 60vh;
    overflow: hidden;
}

#ship-viewer {
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, #001828 0%, var(--uee-bg) 70%);
    --progress-bar-color: var(--uee-blue);
    --poster-color: transparent;
    animation: flicker 6s infinite;
}

/* Subtle scanlines over viewer */
.viewer-wrap::before {
    content: "";
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 4px,
        rgba(0, 212, 255, 0.008) 4px,
        rgba(0, 212, 255, 0.008) 5px
    );
    pointer-events: none;
    z-index: 2;
}

/* Platform glow */
.viewer-wrap::after {
    content: "";
    position: absolute;
    bottom: 3%; left: 50%;
    transform: translateX(-50%);
    width: 45%; height: 24px;
    background: radial-gradient(ellipse, rgba(0,212,255,0.5) 0%, rgba(0,212,255,0.1) 60%, transparent 100%);
    filter: blur(18px);
    border-radius: 50%;
    animation: platformPulse 3s ease-in-out infinite;
}

@keyframes platformPulse {
    0%, 100% { opacity: 0.7; transform: translateX(-50%) scaleX(1); }
    50%       { opacity: 1;   transform: translateX(-50%) scaleX(1.08); }
}

/* ── Stats Bar ── */
.stats-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 40px;
    background: linear-gradient(90deg, transparent, var(--uee-panel), transparent);
    border-top: 1px solid rgba(0, 212, 255, 0.15);
    border-bottom: 1px solid rgba(0, 212, 255, 0.15);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 2px;
}

.stats-bar .pilot-name { color: var(--uee-white); }
.stats-bar .timer-val  { color: var(--uee-red); }
.stats-bar .score-val  { color: var(--uee-green); }

/* ── Interface / Status ── */
.interface {
    padding: 18px 20px 10px;
    background: radial-gradient(circle at bottom, rgba(0, 212, 255, 0.04) 0%, transparent 70%);
}

#status-text {
    text-align: center;
    font-size: 1.3rem;
    letter-spacing: 3px;
    margin-bottom: 18px;
    text-shadow: 0 0 12px var(--uee-blue);
    color: var(--uee-blue-dim);
}
#status-text.correct {
    color: var(--uee-green);
    text-shadow: 0 0 12px var(--uee-green);
}
#status-text.wrong {
    color: var(--uee-red);
    text-shadow: 0 0 12px var(--uee-red);
}

/* ── Answer Buttons ── */
.options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    max-width: 820px;
    margin: 0 auto;
}

button {
    background: var(--uee-panel);
    border: 1px solid rgba(0, 212, 255, 0.5);
    color: var(--uee-blue);
    padding: 14px 14px 14px 42px;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 1px;
    cursor: pointer;
    position: relative;
    transition: background 0.25s, color 0.25s, box-shadow 0.25s, border-color 0.25s;
    clip-path: polygon(8% 0, 100% 0, 100% 70%, 92% 100%, 0 100%, 0 30%);
    text-align: left;
}

/* Hotkey badge */
button .hotkey {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.75rem;
    color: var(--uee-blue-dim);
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 1px 5px;
    line-height: 1.4;
    letter-spacing: 0;
}

button:hover {
    background: rgba(0, 212, 255, 0.15);
    border-color: var(--uee-blue);
    color: var(--uee-white);
    box-shadow: 0 0 18px var(--uee-blue-glow), inset 0 0 10px rgba(0,212,255,0.05);
}

button:hover .hotkey { color: var(--uee-white); border-color: rgba(0,212,255,0.7); }

button.correct {
    border-color: var(--uee-green);
    color: var(--uee-green);
    box-shadow: 0 0 20px rgba(62, 255, 175, 0.4);
    background: rgba(62, 255, 175, 0.08);
}
button.wrong {
    border-color: var(--uee-red);
    color: var(--uee-red);
    box-shadow: 0 0 20px rgba(255, 62, 62, 0.4);
    background: rgba(255, 62, 62, 0.08);
}

/* ── Overlays (shared) ── */
#login-overlay, #boot-overlay, #summary-overlay {
    position: fixed; inset: 0;
    background: rgba(0, 11, 17, 0.97);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    z-index: 200;
}

/* Decorative corner brackets on all overlays */
#login-overlay::before, #summary-overlay::before {
    content: "";
    position: absolute;
    inset: 20px;
    border: 1px solid rgba(0, 212, 255, 0.12);
    pointer-events: none;
}

/* ── Login Overlay ── */
.login-crest {
    font-size: 0.65rem;
    letter-spacing: 4px;
    color: var(--uee-blue-dim);
    margin-bottom: 6px;
    line-height: 1.5;
    text-align: center;
    opacity: 0.7;
}

.login-title {
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: 14px;
    margin: 0 0 4px;
    text-shadow: 0 0 30px var(--uee-blue), 0 0 60px rgba(0,212,255,0.3);
}

.login-subtitle {
    font-size: 0.8rem;
    letter-spacing: 5px;
    color: var(--uee-blue-dim);
    margin-bottom: 40px;
    opacity: 0.6;
}

input {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--uee-blue);
    color: var(--uee-white);
    padding: 10px 14px;
    text-align: center;
    font-family: inherit;
    font-size: 1rem;
    letter-spacing: 4px;
    width: 220px;
    margin-bottom: 20px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus {
    border-color: var(--uee-white);
    box-shadow: 0 2px 12px rgba(0,212,255,0.3);
}

input::placeholder { color: rgba(0,212,255,0.35); letter-spacing: 3px; }

.login-btn-wrap { position: relative; }

#login-btn, #restart-btn {
    width: 200px;
    padding: 14px;
    font-size: 1rem;
    letter-spacing: 4px;
    text-align: center;
    clip-path: polygon(8% 0, 100% 0, 100% 70%, 92% 100%, 0 100%, 0 30%);
}

/* ── Boot Overlay ── */
#boot-text {
    font-size: 1rem;
    letter-spacing: 2px;
    line-height: 2;
    color: var(--uee-blue-dim);
    text-align: left;
    white-space: pre;
    text-shadow: 0 0 8px var(--uee-blue);
    animation: textFlicker 0.15s infinite alternate;
}

@keyframes textFlicker {
    from { opacity: 1; }
    to   { opacity: 0.92; }
}

/* ── Summary Overlay ── */
.summary-title {
    font-size: 1.6rem;
    letter-spacing: 8px;
    margin-bottom: 32px;
    color: var(--uee-red);
    text-shadow: 0 0 20px rgba(255,62,62,0.5);
}

.summary-stats {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 36px;
    min-width: 300px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    border: 1px solid rgba(0,212,255,0.2);
    background: var(--uee-panel);
}

.summary-label { font-size: 0.85rem; letter-spacing: 3px; color: var(--uee-blue-dim); }

.summary-val { font-size: 1.3rem; font-weight: 700; color: var(--uee-blue); }

.summary-row.rank-row {
    border-color: rgba(0,212,255,0.5);
    background: rgba(0,212,255,0.07);
}

.summary-row.rank-row .summary-val {
    font-size: 1.6rem;
    letter-spacing: 4px;
    text-shadow: 0 0 16px var(--uee-blue);
}

/* ── Flicker animation ── */
@keyframes flicker {
    0%   { opacity: 1; }
    2%   { opacity: 0.97; }
    4%   { opacity: 1; }
    50%  { opacity: 1; }
    52%  { opacity: 0.98; }
    54%  { opacity: 1; }
    100% { opacity: 1; }
}

/* ── Responsive ── */
@media (max-width: 600px) {
    .viewer-wrap {
        height: 42vh;
    }

    .stats-bar {
        padding: 7px 16px;
        font-size: 0.78rem;
        letter-spacing: 1px;
    }

    .interface {
        padding: 12px 12px 8px;
    }

    #status-text {
        font-size: 1rem;
        margin-bottom: 12px;
        letter-spacing: 2px;
    }

    .options-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    button {
        padding: 12px 12px 12px 38px;
        font-size: 0.9rem;
    }

    .login-title {
        font-size: 1.6rem;
        letter-spacing: 10px;
    }

    .summary-stats {
        min-width: unset;
        width: 90vw;
    }
}

/* ── Site Footer ───────────────────────────────────────── */
.site-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    text-align: center;
    padding: 6px 12px;
    font-size: 0.6rem;
    letter-spacing: 0.08em;
    color: rgba(0, 212, 255, 0.3);
    pointer-events: none;
    z-index: 5;
}

.site-footer a {
    color: rgba(0, 212, 255, 0.5);
    text-decoration: none;
    pointer-events: all;
    transition: color 0.2s;
}

.site-footer a:hover {
    color: var(--uee-blue);
}