/* ==========================================================================
   Pardalote example — house style
   Matches the website ("Graph Line / Bauhaus"): white paper, graph-paper
   wash, Poppins, 1.5px ink outlines, teal / amber / orange accents.
   Base rules are shared with every Pardalote example (canonical copy:
   examples/stepper-motor/style.css); this example adds the pin-card rules.
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

:root {
    --ink:      #2B2420;
    --ink-soft: #4a463f;
    --grey:     #6d6a5f;
    --paper:    #FFFFFF;
    --cream:    #F2E9D8;
    --orange:   #D3542B;   /* primary accent / warnings   */
    --teal:     #3FA9A0;   /* live / active               */
    --green:    #3E9C54;   /* connected                   */
    --amber:    #E8A33D;   /* highlights / secondary      */
    --line:     #2B2420;   /* structural outlines         */
    --hair:     #d9d2c2;   /* soft dividers               */
    --grid:     #ededed;   /* graph-paper lines           */
    --mono: "SF Mono", "Fira Code", ui-monospace, Consolas, monospace;
}

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

body {
    font-family: 'Poppins', -apple-system, system-ui, sans-serif;
    color: var(--ink);
    background: var(--paper);
    line-height: 1.5;
}

/* graph-paper lives in the header band only — the boards sit on plain paper */
.page-head {
    background-color: var(--paper);
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 40px 40px;
    border-bottom: 1px solid var(--hair);
}
#head {
    max-width: 1100px;
    margin: 0 auto;
    padding: 26px clamp(16px, 4vw, 40px) 18px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 30px clamp(16px, 4vw, 40px) 44px;   /* clear air below the graph */
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

/* ---- header ---- */
.brand {
    font-family: 'Poppins', -apple-system, system-ui, sans-serif;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: #f2b705;          /* pardalote yellow — matches "working together" on the home page */
    margin-bottom: 2px;
}
.brand a { color: inherit; text-decoration: none; }
.brand a:hover { text-decoration: underline; }
.heading {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 2px;
}
.heading::after {
    content: "";
    display: block;
    width: 44px;
    height: 3px;
    background: var(--amber);
    margin-top: 6px;
}
#status {
    font-family: var(--mono);
    font-size: 12.5px;
    color: var(--grey);
    margin: 8px 0 14px;
}

/* ---- control rows ---- */
.row {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 13px;
    color: var(--ink-soft);
    margin-bottom: 8px;
    flex-wrap: wrap;
}
.lbl {
    width: 74px;
    flex: none;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--ink);
}

/* ---- controls ---- */
button, select {
    font-family: 'Poppins', system-ui, sans-serif;
    font-size: 12.5px;
    font-weight: 600;
    padding: 5px 12px;
    background: var(--paper);
    color: var(--ink);
    border: 1.5px solid var(--line);
    border-radius: 0;
    cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
}
button:hover { background: var(--ink); color: #fff; }
button.primary { background: var(--ink); color: #fff; }
button.primary:hover { background: var(--green); border-color: var(--green); color: #fff; }
/* connected state (Connect button, WiFi or USB) */
button.connected { background: var(--green); border-color: var(--green); color: #fff; }
button.connected:hover { background: var(--green); border-color: var(--green); color: #fff; }

input[type=text], input[type=number] {
    font-family: var(--mono);
    font-size: 13px;
    padding: 4px 7px;
    background: var(--paper);
    color: var(--ink);
    border: 1.5px solid var(--line);
    border-radius: 0;
}
input[type=range] { accent-color: var(--teal); }

/* ==========================================================================
   This example: the pinout panel — cards laid out over the board photo
   ========================================================================== */

.pinout-container {
    /* dimensions set by JS */
}

/* ── Horizontal pin card ── */

.h-card {
    position: absolute;        /* set by JS */
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 0 7px;
    background: var(--paper);
    border: 1px solid var(--hair);
}

/* Left cards: controls on far-left, name flush against board */
.left-card {
    border-right: none;
    padding-right: 5px;
}

/* Right cards: name flush against board, controls on far-right */
.right-card {
    border-left: none;
    padding-left: 5px;
}

/* ── Label-only cards (GND, 3.3V, AREF, etc.) ── */

.label-card {
    background: transparent;
    border-color: transparent;
}

.label-card .h-pin-name {
    flex: 1;        /* fill card so text-align has room to work */
}

/* ── Pin name label ── */

.h-pin-name {
    font-family: var(--mono);
    color: var(--ink);
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
    min-width: 30px;
    flex-shrink: 1;            /* long names (Xiao) give way to the slider… */
    overflow: hidden;
    text-overflow: ellipsis;   /* …and ellipsise rather than overflow */
}

/* For left cards the name is last in DOM → it sits at the right (board) edge.
   Align it right so it feels flush against the board. */
.left-card .h-pin-name {
    text-align: right;
}

/* ── Pin number badge (IO09 etc.) ── */

.h-pin-num {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--grey);
    white-space: nowrap;
    flex-shrink: 0;
}

/* ── Mode selector ── */

.h-mode-select {
    background: var(--paper);
    color: var(--grey);
    border: 1px solid var(--hair);
    border-radius: 0;
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 400;
    padding: 1px 2px;
    height: 20px;
    width: 76px;
    flex-shrink: 0;
    cursor: pointer;
}

.h-mode-select:focus { outline: none; border-color: var(--ink); }
.h-mode-select.active { color: var(--ink); border-color: var(--ink); }

/* ── Controls area — fills remaining space ── */

.h-controls {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

/* Left card: controls fill leftward → push content to the right */
.left-card .h-controls {
    justify-content: flex-end;
}

/* ── Input mode indicator ── */

.h-indicator {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: bold;
    padding: 1px 7px;
    background: var(--grid);
    color: var(--grey);
    white-space: nowrap;
    flex-shrink: 0;
}

.h-high { background: #e0f0ee; color: var(--teal); }
.h-low  { background: #f7e4dc; color: var(--orange); }

/* ── Output mode ── */

.h-btn {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 600;
    border: none;
    border-radius: 0;
    padding: 0 6px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
    line-height: 18px;
}

.h-btn:active { filter: brightness(1.15); }

.h-btn-hi { background: var(--teal); color: #fff; }
.h-btn-hi:hover { background: #35948c; color: #fff; }
.h-btn-lo { background: var(--orange); color: #fff; }
.h-btn-lo:hover { background: #b8481f; color: #fff; }

.h-state        { font-family: var(--mono); font-size: 10px; color: var(--hair); flex-shrink: 0; }
.h-st-hi        { color: var(--teal); }
.h-st-lo        { color: var(--orange); }

/* ── PWM slider ── */

.h-slider {
    flex: 1;
    min-width: 90px;   /* guaranteed usable length even beside long pin names */
    max-width: 140px;
    accent-color: var(--amber);
    cursor: pointer;
    height: 14px;
}

.h-val {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--ink-soft);
    min-width: 26px;
    text-align: right;
    flex-shrink: 0;
}

/* ── Analog bar ── */

.h-bar {
    flex: 1;
    min-width: 60px;
    max-width: 150px;
    height: 9px;
    background: var(--grid);
    border: 1px solid var(--hair);
    overflow: hidden;
}

.h-fill {
    height: 100%;
    background: var(--teal);
    width: 0%;
    transition: width 0.08s linear;
}

/* uniform control height — buttons, selects and text inputs line up in the setup rows */
.row button, .row select, .row input[type=text], .row input[type=number] { height: 32px; }