/* Intro Screen — parchment card with start button and loading bar */

.intro {
    position: fixed;
    inset: 0;
    z-index: 300;
    background: rgba(0,0,0,0.55);
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: opacity 0.6s, visibility 0.6s;
}
.intro.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.intro-content {
    max-width: 500px;
    padding: 32px 36px;
    background: #f0e2c8;
    border: 4px solid #3a2a1a;
    border-radius: 4px;
    box-shadow: inset 0 0 0 2px #d8c8a8, 0 6px 0 #2a1a0a, 0 8px 24px rgba(0,0,0,0.3);
}
.intro-title {
    font-family: var(--font-pixel);
    font-size: clamp(16px, 3vw, 24px);
    color: #3a2a1a;
    margin-bottom: 12px;
    line-height: 1.6;
    text-shadow: 1px 1px 0 rgba(240,220,180,0.5);
}
.intro-sub {
    font-size: 16px;
    font-weight: 500;
    color: #5a4a3a;
    margin-bottom: 24px;
}
.intro-divider {
    width: 40px;
    height: 2px;
    background: #b8956a;
    margin: 0 auto 24px;
}
.intro-hint {
    font-size: 13px;
    font-weight: 400;
    color: #6a5a4a;
    line-height: 1.8;
    margin-bottom: 20px;
}
.intro-controls {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 28px;
}
.intro-controls span {
    font-family: var(--font-pixel);
    font-size: 9px;
    color: #8a6a40;
    letter-spacing: 0.5px;
}
.intro-start {
    display: inline-block;
    font-family: var(--font-pixel);
    font-size: 10px;
    color: #fff;
    background: linear-gradient(180deg, #6ab8b0, #4a9a92);
    border: 3px solid #3a6a62;
    border-bottom-width: 5px;
    border-radius: 4px;
    padding: 14px 28px;
    cursor: pointer;
    letter-spacing: 1px;
    transition: transform 0.15s, border-bottom-width 0.1s;
    animation: none;
    text-shadow: 1px 1px 0 rgba(0,0,0,0.3);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.2), 0 2px 8px rgba(0,0,0,0.2);
}
.intro-start:hover {
    background: linear-gradient(180deg, #7ac8c0, #5aaaa2);
    transform: scale(1.03);
}
.intro-start:active {
    background: linear-gradient(180deg, #4a8a82, #3a7a72);
    border-bottom-width: 3px;
    transform: translateY(2px);
}
.intro-skip {
    display: block;
    margin-top: 16px;
    font-size: 12px;
    color: #8a7a6a;
    text-decoration: underline;
    opacity: 0.7;
    transition: opacity 0.3s;
}
.intro-skip:hover { opacity: 1; color: #5a4a3a; }
.loading-bar-container {
    width: 200px;
    height: 8px;
    margin: 16px auto 0;
    background: #3a2a1a;
    border: 2px solid #2a1a0a;
    border-radius: 2px;
    overflow: hidden;
}
.loading-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #b8956a, #eec941);
    transition: width 0.2s ease;
    border-radius: 1px;
}
.intro-social {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 8px;
}
.intro-social-link {
    color: var(--gold);
    font-family: var(--font-body);
    font-size: 11px;
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.2s;
}
.intro-social-link:hover {
    opacity: 1;
}