/* ============================================================
   Jordsmide Design System
   Shared across Mug Designer, Rib Creator, Handle Tools
   © 2025 Jordsmide.com
   ============================================================ */

:root {
    /* Warm ceramic palette - light */
    --bg: #f6f3ee;
    --bg2: #fffdf9;
    --bg3: #ebe6dc;
    --bg4: #f6f3ee;
    --border: #e0d9cb;
    --text: #2b2620;
    --text2: #6b6356;
    --text3: #99907f;
    --accent: #c2562b;        /* terracotta */
    --accent-hover: #a8431d;
    --accent2: #c2562b2e;
    --green: #5a9a5f;
    --thrown: #b06a1f;
    --card: #f6f3ee;
    --card2: linear-gradient(135deg, #fdf3ec, #f9e9dd);
    --card2b: #ecd2bd;
    --glass: rgba(202, 224, 244, 0.42);
    --glass-strong: rgba(210, 230, 248, 0.55);
    --glass-border: rgba(140, 175, 210, 0.45);
    --radius: 10px;
    --radius-sm: 7px;
    --shadow: 0 1px 3px rgba(43, 33, 22, .07), 0 6px 20px rgba(43, 33, 22, .05);
    --shadow-sm: 0 1px 2px rgba(43, 33, 22, .10);
}

.dark {
    --bg: #16130f;
    --bg2: #201c16;
    --bg3: #2b261e;
    --bg4: #1b1813;
    --border: #3a3328;
    --text: #ece5d9;
    --text2: #a89c89;
    --text3: #7c7160;
    --accent: #e0794a;
    --accent-hover: #ee8d5f;
    --accent2: #e0794a2e;
    --green: #6fae74;
    --thrown: #d29045;
    --card: #2b261e;
    --card2: linear-gradient(135deg, #2e251c, #33281c);
    --card2b: #4a3a28;
    --glass: rgba(58, 82, 110, 0.38);
    --glass-strong: rgba(70, 96, 126, 0.5);
    --glass-border: rgba(110, 145, 185, 0.4);
    --shadow: 0 1px 3px rgba(0, 0, 0, .3), 0 6px 20px rgba(0, 0, 0, .25);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .35);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

/* ---------- Standard header (same on every tool) ---------- */
.header {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .5rem .9rem;
    background: var(--glass);
    backdrop-filter: blur(14px) saturate(1.3);
    -webkit-backdrop-filter: blur(14px) saturate(1.3);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
    flex-wrap: wrap;
}
.brand { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.brand img { height: 30px; display: block; }
.logo-sub { display: none; }

/* Tool tabs */
.navtabs {
    display: flex;
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    padding: 3px;
    margin-left: .6rem;
    flex-shrink: 0;
}
.navtab {
    padding: .38rem .85rem;
    border-radius: 999px;
    font-size: .84rem;
    color: var(--text2);
    text-decoration: none;
    white-space: nowrap;
    transition: color .15s, background .15s;
    border: none;
    background: transparent;
    cursor: pointer;
    font-family: inherit;
}
.navtab:hover { color: var(--text); }
.navtab.active {
    background: var(--glass-strong);
    color: var(--accent);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

/* Toggle groups (units / theme / undo) */
.toggle-group {
    display: flex;
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    padding: 3px;
    flex-shrink: 0;
}
.toggle-btn {
    padding: .32rem .6rem;
    border: none;
    background: transparent;
    border-radius: 999px;
    cursor: pointer;
    font-size: .8rem;
    color: var(--text2);
    transition: all .15s;
    font-family: inherit;
    line-height: 1.2;
}
.toggle-btn:hover { color: var(--text); }
.toggle-btn.active {
    background: var(--glass-strong);
    color: var(--text);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
}

/* Buttons */
.btn {
    padding: .45rem .95rem;
    border: 1px solid var(--glass-border);
    background: var(--glass);
    backdrop-filter: blur(12px) saturate(1.25);
    -webkit-backdrop-filter: blur(12px) saturate(1.25);
    color: var(--text);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: .84rem;
    font-family: inherit;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    transition: all .15s;
    line-height: 1.3;
    white-space: nowrap;
}
.btn:hover {
    background: var(--glass-strong);
    border-color: var(--glass-border);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}
.btn:active { transform: translateY(0); }
.btn.primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    font-weight: 600;
}
.btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.spacer { flex: 1; min-width: .5rem; }

/* ---------- Panels & cards ---------- */
.card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}
.section-title {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--text3);
}

/* Inputs */
input[type="number"], input[type="text"], select {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: inherit;
    transition: border-color .15s, box-shadow .15s;
}
input[type="number"]:focus, input[type="text"]:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent2);
}
input[type="range"] { accent-color: var(--accent); }

/* Preset chips */
.preset {
    border: 1px solid var(--border);
    background: var(--bg2);
    color: var(--text);
    border-radius: 999px;
    cursor: pointer;
    font-family: inherit;
    transition: all .15s;
}
.preset:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
}

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* Small screens: header wraps gracefully */
@media (max-width: 900px) {
    .navtabs { order: 10; width: 100%; margin-left: 0; justify-content: center; }
    .navtab { flex: 1; text-align: center; }
}


/* Version badge */
.ver {
    font-size: .66rem;
    color: var(--text3);
    margin-left: .4rem;
    align-self: flex-end;
    padding-bottom: 3px;
    letter-spacing: .04em;
    user-select: none;
}


/* ---------- Frosted left editing panels ---------- */
.left {
    background: var(--glass);
    backdrop-filter: blur(16px) saturate(1.3);
    -webkit-backdrop-filter: blur(16px) saturate(1.3);
    border-right: 1px solid var(--glass-border);
}
.tabs { background: transparent; border-bottom: 1px solid var(--glass-border); }
.tab { background: transparent; }
.tab.active { background: var(--glass-strong); }
.controls {
    background: var(--glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid var(--glass-border);
}
.ctrl-btn {
    background: var(--glass);
    border-color: var(--glass-border) !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.ctrl-btn:hover, .ctrl-btn:active { background: var(--glass-strong); }
.canvas-box { background: color-mix(in srgb, var(--bg3) 60%, transparent); }
.editor-header {
    background: var(--glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}