/* Edge AI Platform Installer — Modernized v0.2 */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #e0e7ff;
    --bg: #fafbff;
    --surface: #ffffff;
    --border: #e2e8f0;
    --text: #1e293b;
    --text-secondary: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --radius: 10px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    background: var(--bg);
    color: var(--text);
    height: 100vh;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* ── Header ─────────────────────────── */
#wizard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    --wails-draggable: drag;
    gap: 16px;
}

.header-left { display: flex; flex-direction: column; gap: 2px; min-width: 140px; }
.logo-text { font-size: 15px; font-weight: 700; letter-spacing: -0.3px; }
.version-text { font-size: 10px; opacity: 0.5; }

.header-center { flex: 1; display: flex; justify-content: center; }

.header-right { min-width: 100px; display: flex; justify-content: flex-end; }

.step-indicators { display: flex; align-items: center; gap: 4px; }

.step-dot {
    width: 28px; height: 28px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.25);
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700;
    color: rgba(255,255,255,0.35);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.step-dot.active {
    border-color: var(--primary);
    background: var(--primary);
    color: white;
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.5);
    transform: scale(1.1);
}
.step-dot.completed {
    border-color: var(--success);
    background: var(--success);
    color: white;
}

.step-line {
    width: 14px; height: 2px;
    background: rgba(255,255,255,0.15);
    border-radius: 1px;
    transition: background 0.3s;
}

/* ── Language Switcher ─────────────── */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 6px;
    --wails-draggable: no-drag;
}
.lang-sep {
    color: rgba(255,255,255,0.3);
    font-size: 12px;
}
.lang-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.25);
    color: rgba(255,255,255,0.6);
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}
.lang-btn:hover {
    border-color: rgba(255,255,255,0.5);
    color: rgba(255,255,255,0.9);
}
.lang-btn.active {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.4);
    color: white;
}

/* ── Main Content ───────────────────── */
main {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.step {
    position: absolute;
    inset: 0;
    padding: 32px 36px;
    display: none;
    flex-direction: column;
    overflow-y: auto;
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.35s ease, transform 0.35s ease;
}
.step.active {
    display: flex;
    opacity: 1;
    transform: translateX(0);
}

h1 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text);
}

.subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

/* ── Info Card ──────────────────────── */
.info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 18px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 7px 0;
}
.info-row + .info-row { border-top: 1px solid var(--border); }
.info-label { font-size: 13px; color: var(--text-secondary); }
.info-value { font-size: 13px; font-weight: 500; }

.status-ok { color: var(--success); }
.status-installed { color: var(--success); }
.status-warn { color: var(--warning); }
.status-err { color: var(--error); }
.status-skipped { color: var(--text-secondary); }

/* ── Warning Card ───────────────────── */
.warning-card {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: var(--radius);
    padding: 14px 18px;
    margin-bottom: 20px;
    font-size: 13px;
}
.warning-card p { margin: 6px 0; color: #92400e; }
.existing-path { font-family: "SF Mono", Menlo, monospace; font-size: 12px; }

/* ── Buttons ────────────────────────── */
.actions {
    margin-top: auto;
    padding-top: 20px;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.btn {
    padding: 9px 22px;
    border: none;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    outline: none;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 1px 3px rgba(99, 102, 241, 0.3);
}
.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--border);
    color: var(--text);
}
.btn-secondary:hover:not(:disabled) { background: #cbd5e1; }

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}
.btn-ghost:hover:not(:disabled) {
    background: var(--surface);
    color: var(--text);
    border-color: #cbd5e1;
}

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover:not(:disabled) { background: var(--danger-hover); }

.btn-warning { background: var(--warning); color: white; }
.btn-warning:hover:not(:disabled) { background: #d97706; }

/* ── Form Groups ───────────────────── */
.form-group {
    margin-bottom: 18px;
}

.field-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.field-hint {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
    line-height: 1.5;
    font-style: italic;
}

/* ── Path Input ─────────────────────── */
.path-input-group {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.input-field {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 13px;
    background: var(--surface);
    color: var(--text);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}
.input-field:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}
.input-field::placeholder {
    color: #94a3b8;
}

.status-text {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    min-height: 18px;
}
.status-text.error { color: var(--error); }

/* ── Component List ─────────────────── */
.component-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
}

.component-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.component-item:hover {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.08);
}
.component-item.required { opacity: 0.85; }

.component-check {
    display: flex;
    align-items: center;
    padding-top: 1px;
}
.component-check input[type="checkbox"] { margin: 0; }

.component-info { display: flex; flex-direction: column; gap: 3px; }
.component-name { font-size: 13px; font-weight: 600; }
.component-desc { font-size: 11px; color: var(--text-secondary); line-height: 1.4; }

/* ── Progress ───────────────────────── */
.progress-container {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 10px;
}

.progress-bar {
    flex: 1;
    height: 10px;
    background: var(--border);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), #818cf8, var(--primary));
    background-size: 200% 100%;
    border-radius: 5px;
    transition: width 0.4s ease;
    animation: progress-pulse 2s ease-in-out infinite;
}

@keyframes progress-pulse {
    0%, 100% { background-position: 0% 0%; }
    50% { background-position: 100% 0%; }
}

.progress-percent {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    min-width: 40px;
    text-align: right;
}

.progress-message {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.log-area {
    flex: 1;
    min-height: 120px;
    max-height: 220px;
    background: #0f172a;
    color: #94a3b8;
    border-radius: var(--radius);
    padding: 12px 14px;
    font-family: "SF Mono", "Menlo", "Cascadia Code", monospace;
    font-size: 11px;
    line-height: 1.7;
    overflow-y: auto;
    box-shadow: inset 0 1px 4px rgba(0,0,0,0.2);
}

.log-area .log-line { color: #94a3b8; }
.log-area .log-error { color: var(--error); }
.log-area .log-success { color: var(--success); }

/* ── Hardware List ──────────────────── */
.hardware-list { margin-bottom: 20px; }

.device-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    transition: border-color 0.2s;
}
.device-card:hover { border-color: var(--primary); }

.device-card .device-icon {
    width: 40px; height: 40px;
    background: var(--primary-light);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
    color: var(--primary);
}

.device-card .device-info { display: flex; flex-direction: column; gap: 3px; }
.device-card .device-name { font-size: 14px; font-weight: 600; }
.device-card .device-detail { font-size: 11px; color: var(--text-secondary); }

.device-scanning {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 32px;
    color: var(--text-secondary);
    font-size: 13px;
}

.spinner {
    width: 28px; height: 28px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.no-devices {
    text-align: center;
    padding: 28px;
    color: var(--text-secondary);
    font-size: 13px;
}

/* ── Complete Icon ──────────────────── */
.complete-icon {
    text-align: center;
    margin-bottom: 12px;
    color: var(--success);
    animation: checkmark-pop 0.5s ease;
}

@keyframes checkmark-pop {
    0% { transform: scale(0.5); opacity: 0; }
    60% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

/* ── Summary List ──────────────────── */
.summary-list {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 18px;
    margin-bottom: 20px;
}

/* ── Scrollbar ──────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ── Step transition for newly shown steps ── */
@keyframes step-enter {
    from {
        opacity: 0;
        transform: translateX(24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.step.active {
    animation: step-enter 0.35s ease forwards;
}