/* Sign PDF — styles (uses theme vars from style.css) */
.sg-wrap { max-width: 860px; margin: 0 auto; padding: 56px 22px 90px; }
.sg-head { text-align: center; margin-bottom: 28px; }
.sg-head .eyebrow { margin-bottom: 16px; }
.sg-head h1 { font-size: clamp(2.2rem, 6vw, 3.2rem); }
.sg-head p { color: var(--txt2); margin-top: 12px; font-weight: 400; }
.sg-stage { animation: fadeUp .4s cubic-bezier(.22,1,.36,1) both; }
.hidden { display: none !important; }

/* dropzone */
.sg-drop { position: relative; display: block; max-width: 560px; margin: 0 auto; text-align: center; cursor: pointer; padding: 50px 22px; border: 1.5px dashed var(--line2); border-radius: var(--r-lg); background: var(--card); transition: all .25s; }
.sg-drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.sg-drop:hover, .sg-drop.drag { border-color: var(--lime); background: rgba(194,240,74,0.04); }
.sg-drop-ic { width: 58px; height: 58px; margin: 0 auto 16px; border-radius: 16px; display: grid; place-items: center; background: var(--lime); color: #0a0b0d; transition: transform .25s; }
.sg-drop:hover .sg-drop-ic { transform: translateY(-4px); }
.sg-drop .t { font-size: 1.2rem; font-weight: 700; }
.sg-drop .s { font-family: 'JetBrains Mono', monospace; font-size: .76rem; color: var(--txt3); margin-top: 6px; }
.sg-drop .s strong { color: var(--lime); }

/* toolbar */
.sg-toolbar { position: sticky; top: 80px; z-index: 20; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 12px; background: var(--surface); border: 1px solid var(--line2); border-radius: 14px; box-shadow: var(--shadow); margin-bottom: 14px; }
.sg-make { background: var(--lime); color: #0a0b0d; border: none; border-radius: 10px; padding: 10px 16px; font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: .86rem; cursor: pointer; }
.sg-current { flex: 1; font-family: 'JetBrains Mono', monospace; font-size: .68rem; color: var(--txt3); }
.sg-current.has { color: var(--lime); }
.sg-mini { background: none; border: 1px dashed var(--line2); border-radius: 100px; color: var(--txt2); font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600; font-size: .76rem; padding: 8px 14px; cursor: pointer; }
.sg-mini:hover { border-color: var(--lime); color: var(--lime); }
.sg-hint { text-align: center; font-family: 'JetBrains Mono', monospace; font-size: .68rem; color: var(--txt3); margin-bottom: 16px; }

/* pages */
.sg-pages { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.sg-page-wrap { width: 100%; max-width: 600px; }
.sg-page-label { font-family: 'JetBrains Mono', monospace; font-size: .62rem; letter-spacing: .06em; text-transform: uppercase; color: var(--txt3); margin-bottom: 8px; }
.sg-canvas { position: relative; width: 100%; border: 1px solid var(--line2); border-radius: 8px; overflow: hidden; background: #fff; touch-action: none; cursor: crosshair; }
.sg-canvas img { display: block; width: 100%; height: auto; pointer-events: none; user-select: none; }
.sg-layer { position: absolute; inset: 0; }
.sg-sig { position: absolute; cursor: move; }
.sg-sig img { width: 100%; height: 100%; display: block; pointer-events: none; }
.sg-sig.sel-on { outline: 1.5px dashed var(--lime); outline-offset: 2px; }
.sg-sig .sg-del { position: absolute; top: -10px; right: -10px; width: 19px; height: 19px; border-radius: 50%; border: none; background: #e23b3b; color: #fff; font-size: .65rem; cursor: pointer; display: none; place-items: center; z-index: 5; }
.sg-sig .sg-rs { position: absolute; right: -7px; bottom: -7px; width: 14px; height: 14px; background: var(--lime); border: 2px solid #0a0b0d; border-radius: 50%; cursor: nwse-resize; display: none; }
.sg-sig.sel-on .sg-del, .sg-sig.sel-on .sg-rs { display: grid; }

.sg-fallback { text-align: center; font-family: 'JetBrains Mono', monospace; font-size: .72rem; color: var(--txt3); margin: 20px 0; }
.sg-btn-row { display: flex; gap: 11px; margin-top: 24px; }

/* loader / result */
.sg-scan-box, .sg-result-card { text-align: center; padding: 44px 26px; max-width: 460px; margin: 0 auto; background: var(--card); border: 1px solid var(--line2); border-radius: var(--r-lg); box-shadow: var(--shadow-lg); }
.sg-spin { width: 52px; height: 52px; margin: 0 auto 22px; border: 2px solid var(--surface2); border-top-color: var(--lime); border-radius: 50%; animation: spin .8s linear infinite; box-shadow: 0 0 20px -6px var(--lime); }
.sg-scan-box h3 { font-size: 1.3rem; } .sg-scan-box p { color: var(--txt3); margin-top: 10px; font-size: .8rem; }
.sg-check { width: 66px; height: 66px; margin: 0 auto 18px; border-radius: 50%; display: grid; place-items: center; background: var(--lime); color: #0a0b0d; box-shadow: 0 0 36px -6px rgba(194,240,74,0.7); }
.sg-result-card h3 { font-size: 1.5rem; } .sg-result-card > p { color: var(--txt2); margin-top: 8px; font-weight: 400; }
.sg-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 22px; }
.sg-stat { padding: 15px 8px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
.sg-stat.hi { border-color: rgba(194,240,74,0.4); background: rgba(194,240,74,0.06); }
.sg-stat .l { font-family: 'JetBrains Mono', monospace; font-size: .58rem; letter-spacing: .06em; text-transform: uppercase; color: var(--txt3); margin-bottom: 5px; }
.sg-stat .v { font-weight: 800; font-size: 1.05rem; } .sg-stat .v.g { color: var(--lime); }

/* modal */
.sg-modal { position: fixed; inset: 0; z-index: 200; background: rgba(4,5,7,0.7); backdrop-filter: blur(4px); display: grid; place-items: center; padding: 20px; }
.sg-modal-box { width: 100%; max-width: 560px; background: var(--surface); border: 1px solid var(--line2); border-radius: var(--r-lg); box-shadow: var(--shadow-lg); padding: 20px; }
.sg-modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.sg-modal-head h3 { font-size: 1.15rem; }
.sg-modal-x { background: none; border: none; color: var(--txt3); font-size: 1.1rem; cursor: pointer; }
.sg-modal-x:hover { color: var(--lime); }
.sg-tabs { display: flex; gap: 6px; padding: 5px; background: var(--card); border: 1px solid var(--line2); border-radius: 100px; margin-bottom: 16px; }
.sg-tab { flex: 1; padding: 9px; border: none; cursor: pointer; border-radius: 100px; background: transparent; color: var(--txt2); font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 600; font-size: .85rem; }
.sg-tab.sel { background: var(--lime); color: #0a0b0d; }
.sg-pane { min-height: 200px; }
#drawCanvas, #typeCanvas { width: 100%; height: 200px; background: #fff; border: 1px solid var(--line2); border-radius: 10px; touch-action: none; cursor: crosshair; }
.sg-pane-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; }
.sg-ink { font-family: 'JetBrains Mono', monospace; font-size: .7rem; color: var(--txt3); display: flex; align-items: center; gap: 6px; }
.sg-dot { width: 20px; height: 20px; border-radius: 50%; border: 2px solid transparent; cursor: pointer; }
.sg-dot.sel { border-color: var(--lime); }
.sg-clear { background: none; border: 1px dashed var(--line2); border-radius: 100px; color: var(--txt2); font-weight: 600; font-size: .76rem; padding: 7px 14px; cursor: pointer; }
.sg-clear:hover { border-color: var(--lime); color: var(--lime); }
.sg-type-input { width: 100%; padding: 14px 16px; border: 1.5px solid var(--line2); border-radius: var(--r); background: var(--surface); color: var(--txt); font-size: 1rem; outline: none; }
.sg-type-input:focus { border-color: var(--lime); }
.sg-type-controls { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 14px; }
.sg-tc-block { flex: 1; min-width: 150px; }
.sg-tc-block > label { display: block; font-family: 'JetBrains Mono', monospace; font-size: .64rem; letter-spacing: .06em; text-transform: uppercase; color: var(--txt3); margin-bottom: 9px; }
.sg-tc-block > label b { color: var(--lime); }
.sg-colors { display: inline-flex; align-items: center; gap: 8px; margin-top: 4px; }
.sg-csw { width: 26px; height: 26px; border-radius: 8px; border: 2px solid transparent; cursor: pointer; padding: 0; }
.sg-csw.sel { border-color: var(--lime); box-shadow: 0 0 0 2px var(--surface), 0 0 0 3px var(--lime); }
.sg-cpick { width: 32px; height: 28px; padding: 2px; border: 1.5px solid var(--line2); border-radius: 8px; background: var(--card); cursor: pointer; }
.sg-range { width: 100%; accent-color: var(--lime); margin-top: 6px; }

.sg-fonts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 16px; max-height: 280px; overflow-y: auto; padding: 2px; }
.sg-font { padding: 14px 10px; border: 1.5px solid var(--line2); border-radius: 12px; background: var(--card); color: var(--txt); font-size: 1.8rem; line-height: 1.1; cursor: pointer; text-align: center; transition: border-color .15s, transform .1s, background .15s; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.sg-font:hover { border-color: var(--lime); transform: translateY(-1px); }
.sg-font.sel { border-color: var(--lime); background: rgba(194,240,74,0.08); }
.sg-font .sg-font-name { display: block; font-family: 'JetBrains Mono', monospace; font-size: .54rem; letter-spacing: .05em; text-transform: uppercase; color: var(--txt3); margin-top: 6px; }
@media (max-width: 520px){ .sg-fonts { grid-template-columns: 1fr; } }
.sg-up-drop { display: block; text-align: center; cursor: pointer; padding: 50px 18px; border: 1.5px dashed var(--line2); border-radius: var(--r); background: var(--card); color: var(--txt2); font-size: .88rem; position: relative; }
.sg-up-drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.sg-up-drop:hover { border-color: var(--lime); color: var(--lime); }
.sg-up-drop.has { border-style: solid; border-color: var(--lime); color: var(--lime); }
.sg-modal-foot { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

@media (max-width: 600px) {
  .sg-wrap { padding-left: 14px; padding-right: 14px; }
  .sg-toolbar { top: 68px; } .sg-btn-row { flex-direction: column-reverse; } .sg-btn-row .btn { width: 100%; }
}