/**
 * Playtest Modal — Newtype v2 chrome
 *
 * Mulligan + shields preview for deck testing. Uses the v2 HUD shell
 * (--bg-2 fill, neon border, clip-path corners), mono uppercase section
 * labels, and HUD action buttons. Card grid + flip animation preserved.
 */

/* ── Modal container ── */
.playtest-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10200; /* above deck-details modal (10100) */
}

.playtest-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(6, 8, 5, 0.88);
    backdrop-filter: blur(12px);
}

.playtest-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ── HUD shell ── */
.playtest-modal-content {
    position: relative;
    background: var(--bg-2);
    border: 1px solid var(--border-strong);
    border-radius: 0;
    clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
    width: 95%;
    max-width: 1400px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.7);
    z-index: 1;
}

/* Corner brackets (top-left + bottom-right) */
.playtest-modal-content::before,
.playtest-modal-content::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    pointer-events: none;
    z-index: 3;
}
.playtest-modal-content::before {
    top: -1px;
    left: -1px;
    border-top: 2px solid var(--neon);
    border-left: 2px solid var(--neon);
}
.playtest-modal-content::after {
    bottom: -1px;
    right: -1px;
    border-bottom: 2px solid var(--neon);
    border-right: 2px solid var(--neon);
}

/* ── Header strip ── */
.playtest-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-xl);
    border-bottom: 1px solid var(--border);
    background: rgba(6, 8, 5, 0.4);
    position: sticky;
    top: 0;
    z-index: 2;
}

.playtest-modal-header h2 {
    margin: 0;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.playtest-modal .modal-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 0;
    color: var(--text-2);
    font-family: var(--font-mono);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    cursor: pointer;
    transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}
.playtest-modal .modal-close:hover {
    border-color: var(--neon);
    color: var(--neon);
    background: var(--hover-bg);
    box-shadow: 0 0 8px var(--neon-glow);
}

/* ── Body ── */
.playtest-modal-body {
    padding: var(--spacing-xl) var(--spacing-2xl);
}

/* ── Sections ── */
.playtest-section {
    margin-bottom: var(--spacing-3xl);
}
.playtest-section:last-child {
    margin-bottom: 0;
}

.playtest-section h3 {
    color: var(--text-2);
    font-family: var(--font-mono);
    font-size: 11px; /* HUD micro */
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.16em;
    margin: 0 0 var(--spacing-lg) 0;
    text-transform: uppercase;
    padding-left: var(--spacing-sm);
    border-left: 2px solid var(--neon);
}

.mulligan-section h3 {
    color: var(--text-2);
    border-left-color: var(--color-warning);
}

.shields-section h3 {
    color: var(--text-2);
    border-left-color: var(--neon);
}

/* ── Card grid ── */
.playtest-cards {
    display: grid;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.hand-cards {
    grid-template-columns: repeat(5, 1fr);
    max-width: 900px;
}

.shield-cards {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    max-width: 900px;
}

/* ── Individual card ── */
.playtest-card {
    position: relative;
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.playtest-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 0 12px var(--neon-glow), 0 8px 16px rgba(0, 0, 0, 0.5);
}
.playtest-card img {
    width: 100%;
    height: auto;
    display: block;
}

/* ── Shield flip animation ── */
.shield-card {
    cursor: pointer;
    perspective: 1000px;
}

.card-flip-container {
    position: relative;
    width: 100%;
    padding-bottom: 140%; /* 300x420 aspect ratio */
    transform-style: preserve-3d;
    transition: transform 0.6s;
}

.shield-card.flipped .card-flip-container {
    transform: rotateY(180deg);
}

.card-face {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
}

.card-back {
    background-image: url('https://zerosystem.cards/card-images/other/card-back-branded.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: var(--spacing-sm);
}

.card-back-placeholder {
    background: rgba(6, 8, 5, 0.78);
    border: 1px solid var(--border);
    padding: 6px 10px;
    text-align: center;
    color: var(--text);
    font-family: var(--font-mono);
    font-weight: var(--font-weight-bold);
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.card-front {
    transform: rotateY(180deg);
}
.card-front img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ── Action buttons (HUD chips) ── */
.playtest-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.playtest-actions .btn-primary,
.playtest-actions .btn-secondary {
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: 0;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    cursor: pointer;
    transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

.playtest-actions .btn-primary {
    background: var(--neon);
    color: var(--bg-body);
    border: 1px solid var(--neon);
}
.playtest-actions .btn-primary:hover {
    background: var(--color-primary-light);
    box-shadow: 0 0 12px var(--neon-glow);
}

.playtest-actions .btn-secondary {
    background: transparent;
    color: var(--text-2);
    border: 1px solid var(--border);
}
.playtest-actions .btn-secondary:hover {
    border-color: var(--neon);
    color: var(--neon);
    background: var(--hover-bg);
    box-shadow: 0 0 6px var(--neon-glow);
}

/* ── Mobile ── */
@media (max-width: 768px) {
    .playtest-modal-content {
        width: 100%;
        max-height: 100vh;
        clip-path: none;
    }

    .playtest-modal-header {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .playtest-modal-body {
        padding: var(--spacing-lg);
    }

    .playtest-section h3 {
        font-size: 10px;
        margin-bottom: var(--spacing-md);
    }

    .hand-cards {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
    }

    .shield-cards {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
    }

    .playtest-actions {
        flex-direction: column;
    }

    .playtest-actions .btn-primary,
    .playtest-actions .btn-secondary {
        width: 100%;
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hand-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .shield-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ── Scrollbar ── */
.playtest-modal-content::-webkit-scrollbar {
    width: 8px;
}
.playtest-modal-content::-webkit-scrollbar-track {
    background: var(--bg-body);
}
.playtest-modal-content::-webkit-scrollbar-thumb {
    background: var(--border);
}
.playtest-modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--neon);
}