/* ==========================================================================
   THEME TOKENS
   ========================================================================== */
:root {
    --bg:#0b0b0d;
    --bg2:#111114;
    --card:#141418;
    --text:#e5e7eb;
    --muted:#a1a1aa;
    --line:#24242a;
    --acc:#22c55e;
    --acc2:#38bdf8;
    --warn:#f59e0b;
    --bad:#ef4444;
    --rad:16px;
}

/* ==========================================================================
   RESET / BASE
   ========================================================================== */
* {
    box-sizing: border-box;
}
html, body {
    min-height: 100%;
}
body {
    margin: 0;
    color: var(--text);
    font-family: ui-sans-serif, system-ui, Segoe UI, Roboto, Ubuntu, Helvetica, Arial,
        "Apple Color Emoji","Segoe UI Emoji";
    background: linear-gradient(#0b0b0d,#070709);
    height: auto;
}
.container {
    margin: 0 auto;
    padding: 20px;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
header.top {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(10,10,12,.6);
    backdrop-filter: saturate(1.2) blur(8px);
    border-bottom: 1px solid var(--line);
}
header.top .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 20px;
}
h1 {
    font-size: 20px;
    margin: 0;
}

/* Pills (shared + link variant) */
.pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}
.pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px;
    border-radius: 999px;
    background: #0f1016;
    border: 1px solid #1f2130;
    color: #e8eaf6;
    font-size: 13px;
    line-height: 1.2;
}
.pill .pill-k {
    color: #9aa3b2;
}
.pill--link {
    text-decoration: none;
}
.pill--link:hover {
    border-color: #2a2d40;
    background: #121422;
}
.pill-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #5a6fff;
    flex: 0 0 auto;
}

/* ==========================================================================
   GRID UTILITIES
   ========================================================================== */
.grid {
    display: grid;
    gap: 16px;
}
.cols-2 {
    grid-template-columns: 1fr 1fr;
}
.cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 960px) {
    .cols-2, .cols-3 {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   CARDS / SECTIONS
   ========================================================================== */
section.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--rad);
    padding: 16px;
    box-shadow: 0 6px 24px rgba(0,0,0,.25);
    margin-bottom: 10px;
}
section.card h2 {
    font-size: 18px;
    margin: 0 0 8px;
}
.sub {
    color: var(--muted);
    font-size: 13px;
}
.muted {
    color: #9ca3af;
}

/* ==========================================================================
   TERMS LIST
   ========================================================================== */
.dl {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
@media (max-width: 720px) {
    .dl {
        grid-template-columns: 1fr;
    }
}
.term {
    background: rgba(0,0,0,.25);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px;
}
.term dt {
    font-size: 11px;
    letter-spacing: .08em;
    color: #9ca3af;
    text-transform: uppercase;
}
.term dd {
    margin: 4px 0 0;
    font-size: 15px;
}

/* ==========================================================================
   MACHINABILITY GAUGE (tachometer block)
   ========================================================================== */
.g-wrap {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 18px;
    align-items: center;
}
@media (max-width: 720px) {
    .g-wrap {
        grid-template-columns: 1fr;
    }
}
.g-box {
    position: relative;
    width: 200px;
    height: 140px;
    margin: 0 auto;
}
.g-val {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: end;
    justify-content: center;
    padding-bottom: 12px;
}
.g-val .n {
    font-size: 32px;
    font-weight: 700;
}

/* Gradient tachometer visuals */
.tach-wrap {
    width: 360px;
    max-width: 100%;
    margin: 16px auto;
    color: #ddd;
}
.tach-wrap .tach-title {
    margin: 0 0 8px;
    font-weight: 600;
    font-size: 16px;
    line-height: 1.2;
    text-align: center;
    color: #eee;
}
.tach-wrap .percent {
    margin-top: 10px;
    font-size: 20px;
    text-align: center;
}
.tach-wrap svg {
    display: block;
    width: 100%;
}
@media (prefers-color-scheme: light) {
    .tach-wrap .tach-title, .tach-wrap .percent {
        color: #222;
    }
}


/* ==========================================================================
   SLIDER GAUGE (gradient)
   ========================================================================== */
.slider-gauge {
    min-width: 100%;
    margin: 16px auto;
    color: #ddd;
    user-select: none;
}
.slider-gauge .sg-title {
    margin: 0 0 8px;
    font-weight: 600;
    font-size: 16px;
    text-align: center;
    color: #eee;
}
.slider-gauge .sg-bar-wrap {
    position: relative;
    height: 16px;
    border-radius: 2px;
    overflow: hidden;
    box-shadow: 0 1px 4px rgba(0,0,0,.35);
    background: #1f1f1f;
}
.slider-gauge .sg-bar {
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,#e53935 0%,#fdd835 50%,#43a047 100%);
}
.slider-gauge.sg-reverse .sg-bar {
    background: linear-gradient(270deg,#e53935 0%,#fdd835 50%,#43a047 100%);
}

.slider-gauge.sg-center .sg-bar {
    background: linear-gradient(
        to right,
        #e53935 0%,
        #fdd835 25%,
        #43a047 50%,
        #fdd835 75%,
        #e53935 100%
        );
}

.slider-gauge .sg-marker {
    position: absolute;
    top: -6px;
    width: 2px;
    height: 28px;
    background: #fff;
    border-radius: 1px;
    transform: translateX(-1px);
    box-shadow: 0 0 0 2px rgba(0,0,0,.15);
    pointer-events: none;
}
.slider-gauge .sg-handle {
    position: absolute;
    top: -10px;
    width: 24px;
    height: 36px;
    transform: translateX(-12px);
    cursor: grab;
}
.slider-gauge .sg-handle.dragging {
    cursor: grabbing;
}
.slider-gauge .sg-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 12px;
    color: #aaa;
}
.slider-gauge .sg-value {
    text-align: center;
    margin-top: 6px;
    font-size: 18px;
    color: #ddd;
}
@media (prefers-color-scheme: light) {
    .slider-gauge .sg-title {
        color: #222;
    }
    .slider-gauge .sg-labels {
        color: #555;
    }
    .slider-gauge .sg-value {
        color: #222;
    }
}
/* Keep SFM slider tight inside op cards */
#op-grid .slider-gauge {
    margin-top: 2px;
}

/* ==========================================================================
   CUTTING SPEED CARDS (inputs, stats)
   ========================================================================== */
.cs-card {
    background: rgba(0,0,0,.25);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 14px;
}
.cs-card h3 {
    margin: 0 0 6px;
    font-size: 16px;
}

label.row {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 10px;
    align-items: center;
    margin: 6px 0;
    font-size: 14px;
}
.entry, input[type="number"] {
    background: #0c0c10;
    border: 1px solid #24242a;
    border-radius: 10px;
    padding: 8px;
    color: var(--text);
    min-width: 80%;
}

.stat {
    background: #0c0c10;
    border: 1px solid #24242a;
    border-radius: 12px;
    padding: 12px;
}
.stat .k {
    color: #9ca3af;
    font-size: 13px;
}
.stat .v {
    font-size: 22px;
    font-weight: 650;
}

/* Milling inline input row */
.row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    align-items: start;
}
@media (max-width: 900px) {
    .row-2 {
        grid-template-columns: 1fr;
    }
}

/* Tight inline labels/inputs */
.row-2--tight .row, label.row.row--tight {
    margin: 0;
    grid-template-columns: none;
}
.row--tight {
    display: grid;
    grid-template-columns: auto minmax(0,1fr);
    column-gap: 8px;
    align-items: center;
    margin: 4px 0;
}
.row--tight > span {
    white-space: nowrap;
    font-size: 13px;
    line-height: 1.2;
}
.entry--sm {
    padding: 6px 8px;
    font-size: 14px;
}

/* Finish/General/Rough buttons */
.btnset {
    display: inline-flex;
    gap: 6px;
}
.btnset .btn {
    padding: 6px 10px;
    font-size: 13px;
    border: 1px solid #2a2a2a;
    border-radius: 8px;
    background: #111;
    color: #ddd;
    cursor: pointer;
}
.btnset .btn.on {
    background: #1b2a1b;
    border-color: #2d4d2d;
    color: #cfe9cf;
}
.btnset .btn:hover {
    filter: brightness(1.1);
}

/* ==========================================================================
   CUTTING SPEEDS GRID LAYOUT (4 → 3 → 2 → 1) scoped to #op-grid
   ========================================================================== */
#op-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(4, minmax(0,1fr));   /* 4-up default */
}
/* Milling full-row only at 4-up */
#op-grid .cs-card.span-all {
    grid-column: 1 / -1;
}

/* 3-wide */
@media (max-width: 1600px) {
    #op-grid {
        grid-template-columns: repeat(3, minmax(0,1fr));
    }
    #op-grid .cs-card.span-all {
        grid-column: auto;
    }
}
/* 2-wide */
@media (max-width: 1225px) {
    #op-grid {
        grid-template-columns: repeat(2, minmax(0,1fr));
    }
    #op-grid .cs-card.span-all {
        grid-column: auto;
    }
}
/* 1-wide */
@media (max-width: 840px) {
    #op-grid {
        grid-template-columns: 1fr;
    }
    #op-grid .cs-card.span-all {
        grid-column: auto;
    }
}

/* ==========================================================================
   INLINE TOOLTIP (ae explanation)
   ========================================================================== */
.with-tip {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.tip {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1px solid #2a2a2a;
    background: #141414;
    color: #bbb;
    font-size: 11px;
    line-height: 1;
    cursor: help;
}
.tip:hover {
    filter: brightness(1.15);
}
.tip:focus-visible {
    outline: 2px solid #66ccff;
    outline-offset: 2px;
}
.with-tip .tip-bubble {
    position: absolute;
    left: 0;
    top: 115%;
    z-index: 20;
    min-width: 240px;
    max-width: 320px;
    background: #0f0f0f;
    color: #ddd;
    border: 1px solid #2a2a2a;
    border-radius: 8px;
    padding: 8px 10px;
    box-shadow: 0 6px 18px rgba(0,0,0,.4);
    font-size: 13px;
    line-height: 1.35;
    opacity: 0;
    transform: translateY(4px);
    pointer-events: none;
    transition: opacity .15s ease, transform .15s ease;
    text-wrap: auto;
}
.with-tip .tip-bubble::before {
    content: "";
    position: absolute;
    left: 10px;
    top: -6px;
    border: 6px solid transparent;
    border-bottom-color: #2a2a2a;
}
.with-tip .tip-bubble::after {
    content: "";
    position: absolute;
    left: 10px;
    top: -5px;
    border: 5px solid transparent;
    border-bottom-color: #0f0f0f;
}
.with-tip:hover .tip-bubble,
.with-tip:focus-within .tip-bubble {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* ==========================================================================
   GRADES / BRAND / FAMILY
   ========================================================================== */
.grade {
    background: rgba(0,0,0,.25);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 14px;
}
.badge {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: #34d399;
    background: rgba(34,197,94,.12);
    border: 1px solid rgba(34,197,94,.4);
    border-radius: 999px;
    padding: 4px 8px;
}
.grade-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.grade-meta .grade-code {
    font-weight: 600;
    font-size: 16px;
}
.grade-meta .grade-family {
    font-size: 14px;
}

.brand {
    display: flex;
    align-items: center;
    justify-content: center;
}
.brand-ico {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 8px;
    background: #0c0c10;
    border: 1px solid #24242a;
    padding: 4px;
}
.brand-name {
    font-size: 12px;
    color: var(--muted);
}

.fam-row {
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 6px;
}
.fam-ico {
    width: 24px;
    height: 24px;
    object-fit: contain;
    filter: none;
}

/* ==========================================================================
   ACCORDION (grades by group)
   ========================================================================== */
.acc {
    border: 1px solid #24242a;
    border-radius: 12px;
    background: #0b0b0f;
    margin: 12px 0;
    overflow: hidden;
}
.acc[open] {
    border-color: #2e2e36;
}
.acc-sum {
    cursor: pointer;
    list-style: none;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-weight: 600;
}
.acc-sum::-webkit-details-marker {
    display: none;
}
.acc-sum .count {
    font-weight: 500;
    font-size: 12px;
    color: var(--muted);
    background: #111319;
    border: 1px solid #222533;
    padding: 2px 8px;
    border-radius: 999px;
}
.acc-body {
    padding: 12px;
}
.acc-sum {
    position: relative;
}
.acc-sum::after {
    content: '▸';
    transition: transform .15s ease;
    position: absolute;
    left: 2px;
    top: 50%;
    transform: translateY(-50%);
    opacity: .75;
}
details[open] > .acc-sum::after {
    transform: translateY(-50%) rotate(90deg);
}

@media (max-width: 1225px) {
    .acc-body.cols-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 840px)  {
    .acc-body.cols-3 {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   CATEGORIES PAGE (materials as pills)
   ========================================================================== */
.cat-card .cat-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 6px;
}
.cat-card .cat-count {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 999px;
    background: #10121a;
    border: 1px solid #202334;
    color: #9aa3b2;
}

/* Inline, wrapping materials list */
.cat-card .list {
    margin: 8px 0 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px 8px;
}
.cat-card .mat-item {
    margin: 0;
}
.cat-card .mat-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px;
    border-radius: 999px;
    background: #0f1016;
    border: 1px solid #1f2130;
    text-decoration: none;
    color: #e8eaf6;
    font-size: 13px;
    line-height: 1.2;
    max-width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.cat-card .mat-link:hover {
    border-color: #2a2d40;
    background: #121422;
}
.cat-card .mat-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #5a6fff;
    flex: 0 0 auto;
}

/* two-up cards row */
.cards-2up {
    grid-template-columns: 1fr 1fr;   /* or 1.2fr 0.8fr if you want the gauge wider */
    gap: 16px;
}

/* stack on smaller screens */
@media (max-width: 900px){
    .cards-2up {
        grid-template-columns: 1fr;
    }
}

/* ===== Vars & globals ===== */
:root {
    --header-offset: 0px;   /* JS updates this after layout */
    --anchor-offset: 72px;  /* header + chip bar; JS updates */
}

html {
    scroll-behavior: smooth;
}

/* ===== Sticky top header ===== */
header.top {
    position: sticky;
    top: 0;
    z-index: 30;
    background: #0e0f12;
    border-bottom: 1px solid rgba(255,255,255,.08);
}

.topbar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
}

.top-title {
    margin: 0;
    white-space: nowrap;
    flex: 0 0 auto;
}

.top-search {
    flex: 1 1 420px;           /* grow in the middle */
    display: flex;
    justify-content: center;   /* center input between title & pill */
}

.top-search .entry {
    width: min(720px, 100%);
    max-width: 100%;
}

header.top .pill {
    white-space: nowrap;
    flex: 0 0 auto;
}

/* Small screens: search drops under title, full width */
@media (max-width: 720px) {
    .topbar {
        flex-wrap: wrap;
        row-gap: 8px;
    }
    .top-title {
        order: 1;
    }
    .top-search {
        order: 2;
        flex-basis: 100%;
        justify-content: stretch;
    }
    header.top .pill {
        order: 3;
    }
    .top-search .entry {
        width: 100%;
    }
}

/* ===== Category chip bar (anchors) ===== */
.mat-anchorbar {
    position: sticky;
    top: var(--header-offset);  /* sits beneath sticky header */
    z-index: 20;
    background: #0e0f12;
    border-bottom: 1px solid rgba(255,255,255,.08);
}

.mat-anchorbar-inner {
    display: flex;
    flex-wrap: wrap;            /* wrap chips, no horizontal scroll */
    gap: .5rem .75rem;
    padding: .5rem .75rem;
    overflow: visible;
}

.mat-chip {
    display: inline-flex;
    align-items: center;
    padding: .25rem .6rem;
    border-radius: .5rem;
    background: rgba(255,255,255,.06);
    color: #cfd8dc;
    font-size: .9rem;
    cursor: pointer;
    user-select: none;
    outline: none;
}
.mat-chip:hover    {
    background: rgba(255,255,255,.12);
}
.mat-chip:focus    {
    box-shadow: 0 0 0 2px rgba(255,255,255,.25) inset;
}
.mat-chip.is-active{
    background: rgba(255,255,255,.18);
    color: #fff;
}

/* ===== Anchor targets land below header + chip bar ===== */
.cat-card {
    scroll-margin-top: var(--anchor-offset);
}

.warn   {
    color: #E6A700;
}      /* amber */
.danger {
    color: #D42A2A;
    font-weight: 600;
}

.hot-flag {
    margin-left: .25em;
    user-select: none;
}
.warn + .hot-flag   {
    color: #E6A700;
}  /* matches your warn color */
.danger + .hot-flag {
    color: #D42A2A;
    font-weight: 600;
}

/* Scope to your pages so we don't fight the whole theme */
.mc-pages input.entry,
.mc-pages input[type="search"].entry,
.mc-pages input[type="number"].entry {
    background: #0c0c10;
    border: 1px solid #24242a;
    border-radius: 10px;
    padding: 8px;
    color: #fff;               /* force white text */
    caret-color: #fff;         /* white caret on dark bg */
    min-width: 80%;
}

/* Focus/active state: keep text white, add a subtle ring */
.mc-pages input.entry:focus,
.mc-pages input.entry:focus-visible,
.mc-pages input.entry:active {
    color: #fff !important;    /* beat theme focus rules */
    background: #0c0c10;
    outline: none;
    border-color: #3a3a44;
    box-shadow: 0 0 0 2px rgba(255,255,255,0.06);
}

/* Placeholder color (lighter) */
.mc-pages input.entry::placeholder {
    color: rgba(255,255,255,0.55);
}

/* Fix WebKit autofill (yellow bg) on dark theme */
.mc-pages input.entry:-webkit-autofill,
.mc-pages input.entry:-webkit-autofill:hover,
.mc-pages input.entry:-webkit-autofill:focus {
    -webkit-text-fill-color: #fff !important;
    transition: background-color 9999s ease-out 0s; /* hide yellow flash */
    box-shadow: 0 0 0px 1000px #0c0c10 inset;
    caret-color: #fff;
}

/* Disabled/read-only still readable */
.mc-pages input.entry[disabled],
.mc-pages input.entry[readonly] {
    color: rgba(255,255,255,0.7);
    background: #101015;
    border-color: #2b2b31;
}

#cat-controls .btn {
    background:#1f1f25;
    border:1px solid #30303a;
    border-radius:10px;
    padding:8px 12px;
    color:#fff;
}
#cat-hidden-note code {
    background:#16161b;
    padding:1px 6px;
    border-radius:6px;
}

/* group pill + controls on the right, let search flex in the middle */
.top-actions{
    display:flex;
    align-items:center;
    gap:12px;
    flex:0 0 auto;
}

/* mobile: wrap under the search nicely */
@media (max-width: 720px){
    .top-actions{
        width:100%;
        justify-content:space-between;
        gap:8px;
    }
    .top-actions .toolrow{
        flex:1 1 auto;
        display:flex;
        gap:8px;
        justify-content:flex-end;
    }
}