@import url('https://fonts.cdnfonts.com/css/basteleur');
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;600;700&display=swap');

:root {
    --bg-dark: #0a0a0b;
    --panel-bg: #141416;
    --border: #232326;
    --text-main: #FFFFFF;
    --text-muted: #8E8E93;
    --primary: #FFFFFF;
    --primary-text: #000000;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    margin: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.top-bar {
    height: 60px;
    background-color: var(--bg-dark);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
}

h1 {
    font-family: 'Basteleur', serif;
    font-size: 1.5rem;
    margin: 0;
    font-weight: normal;
}

/* Profile Pill */
.header-right { position: relative; }
.profile-pill {
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    transition: all 0.2s;
}
.profile-pill.logged-out {
    border: 1px solid var(--text-main);
    color: var(--text-main);
    background: transparent;
}
.profile-pill.logged-in {
    background: var(--text-main);
    color: var(--primary-text);
}
.dropdown-menu {
    position: absolute;
    top: 40px;
    right: 0;
    background: var(--panel-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    display: none;
    flex-direction: column;
    min-width: 150px;
    z-index: 100;
}
.dropdown-menu.show { display: flex; }
.dropdown-menu button {
    background: none;
    border: none;
    color: var(--text-main);
    padding: 12px;
    text-align: left;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
}
.dropdown-menu button:hover { background: rgba(255,255,255,0.05); }
.dropdown-menu button.danger { color: #ff453a; }

/* 3-Column Layout */
.workspace {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.left-panel, .right-panel {
    width: 280px;
    background-color: var(--panel-bg);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}
.right-panel { border-right: none; border-left: 1px solid var(--border); overflow-y: auto;}

.center-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-dark);
}

/* File Tree UI */
.panel-header { padding: 16px; border-bottom: 1px solid var(--border); display: flex; gap: 8px; }
.panel-header button { flex: 1; padding: 8px; border-radius: 6px; background: transparent; border: 1px solid var(--border); color: white; cursor: pointer;}
.panel-header button:hover { border-color: white; }

.file-tree-container { padding: 12px; overflow-y: auto; flex: 1; }
.tree-deck { margin-bottom: 8px; }
.tree-deck-title { cursor: pointer; font-weight: 600; padding: 6px; border-radius: 4px; }
.tree-deck-title:hover { background: rgba(255,255,255,0.05); }

.tree-cards { padding-left: 16px; display: none; margin-top: 4px; border-left: 1px solid var(--border); margin-left: 8px;}
.tree-cards.open { display: block; }
.tree-card-title { font-size: 0.8rem; color: var(--text-muted); margin: 6px 0 4px 0;}

.tree-bp { cursor: pointer; padding: 6px 8px; font-size: 0.85rem; border-radius: 4px; }
.tree-bp:hover { background: rgba(255,255,255,0.05); }
.tree-bp.active { background: var(--text-main); color: var(--primary-text); font-weight: bold; }

.empty-state { color: var(--text-muted); font-size: 0.85rem; text-align: center; margin-top: 20px;}

/* Center Preview */
.preview-box { text-align: center; }
#centerImagePreview { max-width: 400px; max-height: 400px; border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); object-fit: contain;}
.blueprint-label { margin-top: 24px; font-size: 0.9rem; color: var(--text-muted); }

/* Right Panel Forms */
.settings-section { padding: 20px; border-bottom: 1px solid var(--border); }
.settings-section h3 { margin: 0 0 16px 0; font-size: 1rem; }
label { display: block; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 6px; }
input[type="text"], input[type="number"] {
    width: 100%; padding: 10px; background: var(--bg-dark); border: 1px solid var(--border); 
    border-radius: 6px; color: white; box-sizing: border-box;
}
/* Hide native up/down arrows on number inputs */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
input[type="number"] {
    -moz-appearance: textfield; /* Firefox fallback */
}
input[type="file"] { font-size: 0.8rem; width: 100%; }
.split-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.dynamic-group { margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--border); }

/* Buttons & Status */
.action-btn { width: calc(100% - 40px); margin: 20px; padding: 14px; background: white; color: black; border: none; border-radius: 6px; font-weight: bold; cursor: pointer; }
.action-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.status-message { padding: 0 20px; font-size: 0.8rem; color: var(--text-muted); white-space: pre-wrap; }

/* Modals */
.modal { display: none; position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; background: rgba(0,0,0,0.8); align-items: center; justify-content: center; z-index: 1000; }
.modal-content { background: var(--panel-bg); padding: 24px; border-radius: 8px; width: 300px; border: 1px solid var(--border); }
.modal-content h3 { margin-top: 0; }
.modal-actions { display: flex; gap: 10px; margin-top: 20px; }
.modal-actions button { flex: 1; padding: 10px; border-radius: 6px; border: none; font-weight: bold; cursor: pointer;}
.modal-actions button.secondary { background: transparent; border: 1px solid var(--border); color: white; }

/* Hide control panel on visualizer */
midi-visualizer::part(control-panel) { display: none !important; }
midi-visualizer { width: 100%; height: 80px; background: var(--bg-dark); border-radius: 6px; overflow: hidden; }

/* Maintenance Screen Overlay */
.maintenance-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999; /* Higher than modals */
    text-align: center;
    padding: 20px;
    box-sizing: border-box;
}

.maintenance-content {
    max-width: 450px;
    background: var(--panel-bg);
    border: 1px solid var(--border);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.7);
}

.maintenance-content i {
    font-size: 3.5rem;
    color: #ff453a; /* iOS native red accent color */
    margin-bottom: 16px;
    display: inline-block;
}

.maintenance-content h2 {
    font-family: 'Basteleur', serif;
    font-size: 1.8rem;
    margin: 0 0 12px 0;
    color: var(--text-main);
}

.maintenance-content p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0;
}

/* Site Banner */
.site-banner {
    padding: 14px 20px;
    text-align: center;
    font-size: 0.9rem;
}

.site-banner.info {
    background: white;
    color: black;
}

.site-banner.warn {
    background: #ffd60a;
    color: black;
}

.site-banner.crit {
    background: #ff3b30;
    color: white;
    font-weight: bold;
}