/* ==========================================================================
   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 panel/list 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; }
html, body { margin: 0; padding: 0; }

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

main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 26px clamp(16px, 4vw, 40px) 44px;
    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); }
input[type=checkbox] { accent-color: var(--teal); }

/* ==========================================================================
   This example: hint, panels, message + frame lists
   ========================================================================== */
.hint  { font-size: 13px; line-height: 1.7; color: var(--grey); margin: 0 0 16px; max-width: 56ch; }
.tiny  { font-size: 12px; font-weight: 400; color: var(--grey); margin: 6px 0 0; text-transform: none; letter-spacing: 0; }
.tiny code { font-family: var(--mono); color: var(--orange); }

.panel {
    width: 100%;
    max-width: 680px;   /* keep the panels a comfortable column, left-aligned */
    background: var(--paper);
    border: 1.5px solid var(--line);
    padding: 16px 18px;
    margin-top: 14px;
}

h2 {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--ink);
    margin: 0 0 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
h2 label { display: flex; align-items: center; gap: 5px; }

form { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 0; }
form input[type=text] { flex: 1; min-width: 120px; }
label { font-size: 13px; font-weight: 400; color: var(--ink-soft); display: flex; align-items: center; gap: 5px; }

ul { list-style: none; margin: 0; padding: 0; max-height: 240px; overflow-y: auto; }
#log li, #frames li {
    padding: 5px 2px;
    border-bottom: 1px solid var(--hair);
    font-size: 13px;
    line-height: 1.5;
    color: var(--ink-soft);
}
#log b { color: var(--ink); }
.mono li { font-family: var(--mono); font-size: 12px; }
#frames li.in  { color: var(--teal); }    /* board → browser */
#frames li.out { color: var(--orange); }  /* browser → board */

.badge {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--ink);
    background: var(--cream);
    border: 1px solid var(--hair);
    padding: 2px 6px;
}

/* ---- code panel: the constructed arduino.send() call ---- */
#code {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--ink);
    background: var(--cream);
    border: 1px solid var(--hair);
    padding: 10px 12px;
    margin: 0;
    overflow-x: auto;
    white-space: pre;
}

/* 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; }