/**
 * PA Rigging & Splay Configurator - Style
 * 遵循深色科技、玻璃擬態與高對比戰鬥風格
 */

:root {
    /* 核心色彩 */
    --bg-dark: #080a0f;
    --bg-panel: rgba(15, 20, 28, 0.75);

    /* 戰略科技色系 */
    --accent-primary: #a855f7;
    /* Purple/Violet */
    --accent-secondary: #f59e0b;
    /* Amber/Orange */
    --accent-info: #0ea5e9;
    /* Sky Blue */
    --accent-danger: #ef4444;
    /* Red */

    --text-main: #f8fafc;
    --text-muted: #94a3b8;

    /* 玻璃凝態特效 */
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.8);

    /* 動效時間 */
    --trans-fast: 0.15s ease;
    --trans-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* 字體 */
    --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "Courier New", monospace;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-ui);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    user-select: none;
}

/* =========================================
   Background Ambient
   ========================================= */
.tech-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: radial-gradient(circle at center, #0e121a 0%, #030406 100%);
}

.perspective-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(168, 85, 247, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(168, 85, 247, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center bottom;
    transform: perspective(800px) rotateX(70deg) translateY(150px) scale(3);
    transform-origin: bottom center;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
    pointer-events: none;
}

.glow-orb.primary {
    top: -20%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.15) 0%, transparent 70%);
}

.glow-orb.secondary {
    bottom: -10%;
    right: -20%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
}

/* =========================================
   Top Bar
   ========================================= */
.topbar {
    height: 64px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-shrink: 0;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn-back {
    color: var(--text-muted);
    transition: var(--trans-fast);
}

.btn-back:hover {
    color: var(--accent-primary);
}

.glitch-text {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 1px;
    color: #fff;
    text-shadow: 0 0 12px rgba(168, 85, 247, 0.6);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-secondary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-secondary);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.3);
        opacity: 0.6;
    }
}

.status-text {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-secondary);
    letter-spacing: 1px;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--trans-fast);
}

.icon-btn:hover {
    color: #fff;
    transform: scale(1.1);
}

/* =========================================
   Dashboard Layout
   ========================================= */
.dashboard {
    display: grid;
    grid-template-columns: 340px 1fr 340px;
    gap: 1rem;
    padding: 1rem;
    height: calc(100vh - 64px);
}

.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: var(--glass-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.03);
}

.panel-header h2,
.config-panel h2 {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.config-panel h2 {
    padding: 1rem;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.03);
}

/* =========================================
   Config Panel (Left)
   ========================================= */
.config-panel {
    overflow-y: auto;
}

#calc-form {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.config-section h3 {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    font-family: var(--font-mono);
    letter-spacing: 1px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-group.box-select {
    grid-column: 1 / -1;
    margin-bottom: 0.75rem;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
}

.form-group input,
.form-group select {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
    color: #fff;
    padding: 0.6rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    transition: var(--trans-fast);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 10px rgba(168, 85, 247, 0.2);
}

.separator {
    height: 1px;
    background: var(--glass-border);
    margin: 0.25rem 0;
}

.huge-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.25), rgba(245, 158, 11, 0.15));
    border: 1px solid var(--accent-primary);
    color: #fff;
    font-weight: 800;
    font-size: 0.9rem;
    letter-spacing: 1px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s;
    margin-top: 1rem;
}

.huge-btn:hover {
    background: var(--accent-primary);
    color: #fff;
    box-shadow: 0 0 25px rgba(168, 85, 247, 0.6);
}

.huge-btn:active {
    transform: scale(0.97);
}

/* =========================================
   Visual Center Panel
   ========================================= */
.visual-panel {
    display: flex;
    flex-direction: column;
    background: radial-gradient(circle at center, rgba(15, 20, 28, 0.4) 0%, rgba(8, 10, 15, 0.8) 100%);
}

.canvas-container {
    flex: 1;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: crosshair;
}

canvas {
    max-width: 100%;
    max-height: 100%;
    image-rendering: auto;
}

/* =========================================
   Report Panel (Right)
   ========================================= */
.report-panel {
    overflow-y: hidden;
    display: flex;
    flex-direction: column;
}

.panel-header #btn-export {
    font-size: 0.7rem;
    font-weight: bold;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
}

.highlight-group {
    padding: 1.5rem;
    background: linear-gradient(180deg, rgba(168, 85, 247, 0.15) 0%, transparent 100%);
    border-bottom: 1px solid var(--glass-border);
    text-align: center;
}

.data-title {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 0.25rem;
}

.data-value {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 800;
    color: #fff;
}

.data-value.mega {
    font-size: 2rem;
    color: var(--accent-primary);
    text-shadow: 0 0 15px rgba(168, 85, 247, 0.5);
    margin: 0.5rem 0;
}

.data-value.warning {
    color: var(--accent-secondary);
}

.data-value.danger {
    color: var(--accent-danger);
}

.units {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: normal;
}

.data-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--glass-border);
}

.data-card {
    background: rgba(10, 12, 16, 0.9);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.splay-list-container {
    flex: 1;
    overflow-y: auto;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
}

.splay-header {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    font-size: 0.65rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-weight: bold;
    border-bottom: 1px solid var(--glass-border);
}

.splay-list {
    list-style: none;
    padding: 0.5rem;
}

.splay-item {
    display: flex;
    justify-content: space-between;
    padding: 0.4rem 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: #ddd;
}

.splay-item:last-child {
    border-bottom: none;
}

.splay-idx {
    color: var(--accent-info);
    font-weight: bold;
}

.splay-val {
    color: var(--accent-secondary);
}

.processor-warning {
    margin: 1rem;
    padding: 0.75rem;
    background: rgba(239, 68, 68, 0.15);
    border-left: 3px solid var(--accent-danger);
    color: var(--accent-danger);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
    animation: flash 2s infinite;
}

/* =========================================
   Toast Notification
   ========================================= */
#toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: rgba(15, 20, 28, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--accent-primary);
    color: #fff;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.6);
    transform: translateX(120%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.toast.show {
    transform: translateX(0);
}

.toast.hide {
    opacity: 0;
    transform: translateX(120%);
}