@font-face { font-family: ArchivoBlack; src: url(../fonts/ArchivoBlack.ttf) format('truetype'); font-display: block; }
@font-face { font-family: ArchivoXB; src: url(../fonts/Archivo-ExtraBold.ttf) format('truetype'); font-display: block; }
@font-face { font-family: ArchivoSB; src: url(../fonts/Archivo-SemiBold.ttf) format('truetype'); font-display: block; }
@font-face { font-family: ArchivoNarrowB; src: url(../fonts/ArchivoNarrow-Bold.ttf) format('truetype'); font-display: block; }
@font-face { font-family: ArchivoReg; src: url(../fonts/Archivo-Regular.ttf) format('truetype'); font-display: swap; }

:root {
  --blue: #0A6CF0;
  --blue-d: #0657C4;
  --ink: #14181F;
  --ink-2: #4A5261;
  --line: #DDE2EA;
  --bg: #F3F5F9;
  --card: #FFFFFF;
  --radius: 14px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 ArchivoReg, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }
a { color: var(--blue); }
h1, h2, h3 { font-family: ArchivoXB, system-ui, sans-serif; letter-spacing: -0.01em; margin: 0; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--ink-2); }
[hidden] { display: none !important; }

/* Header */
.top { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.top-in { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { height: 36px; width: auto; display: block; }
.brand-sub { font-family: ArchivoXB, sans-serif; color: var(--ink); font-size: 20px; padding-left: 10px; border-left: 2px solid var(--line); line-height: 1; }
.top-links { display: flex; gap: 20px; font-family: ArchivoSB, sans-serif; font-size: 15px; }
.top-links a { color: var(--ink-2); text-decoration: none; }
.top-links a:hover { color: var(--blue); }

/* Gallery */
.hero { padding: 48px 0 28px; max-width: 760px; }
.hero h1 { font-family: ArchivoBlack, sans-serif; font-size: clamp(30px, 4.4vw, 46px); line-height: 1.08; letter-spacing: -0.02em; }
.hero p { font-size: 18px; color: var(--ink-2); margin: 14px 0 0; }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); gap: 22px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; text-decoration: none; color: inherit; display: flex; flex-direction: column;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.card:hover, .card:focus-visible { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(20, 24, 31, .1); border-color: #C5D6F3; outline: none; }
.card .thumb { background: #E9EDF3; border-radius: 10px; display: flex; align-items: center; justify-content: center; aspect-ratio: 3 / 3.4; padding: 14px; }
.card .thumb svg { max-width: 100%; max-height: 100%; width: auto; height: 100%; filter: drop-shadow(0 4px 10px rgba(20, 24, 31, .15)); }
.card h3 { font-size: 17px; margin: 14px 0 2px; }
.card .size { font-family: ArchivoSB, sans-serif; color: var(--blue); font-size: 13px; letter-spacing: .02em; }
.card p { font-size: 14px; color: var(--ink-2); margin: 6px 0 0; }
.skeleton { background: linear-gradient(90deg, #E9EDF3 25%, #F3F5F9 50%, #E9EDF3 75%); background-size: 200% 100%; animation: sk 1.2s infinite; border-radius: var(--radius); aspect-ratio: 3 / 4.3; }
@keyframes sk { to { background-position: -200% 0; } }

.how { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; margin: 48px 0 56px; }
.how > div { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.how-n { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--blue); color: #fff; font-family: ArchivoXB, sans-serif; font-size: 15px; }
.how h3 { font-size: 18px; margin: 12px 0 4px; }
.how p { margin: 0; color: var(--ink-2); font-size: 15px; }

/* Editor */
.editor { padding: 24px 16px 56px; }
.ed-head { margin-bottom: 20px; }
.ed-head h1 { font-family: ArchivoBlack, sans-serif; font-size: clamp(26px, 3.2vw, 34px); margin-top: 8px; }
.ed-head p { margin: 4px 0 0; }
.back { font-family: ArchivoSB, sans-serif; font-size: 15px; text-decoration: none; }
.ed-grid { display: grid; grid-template-columns: minmax(300px, 400px) 1fr; gap: 28px; align-items: start; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 6px 20px 16px; }
fieldset { border: 0; border-bottom: 1px solid var(--line); margin: 0; padding: 16px 0; min-width: 0; }
fieldset:last-of-type { border-bottom: 0; }
legend, fieldset > label:not(.check), .row2 label { display: block; font-family: ArchivoSB, sans-serif; font-size: 14px; margin-bottom: 8px; padding: 0; }
input:not([type=radio]):not([type=checkbox]):not([type=file]), select, textarea {
  width: 100%; font: inherit; font-size: 15px; color: var(--ink); background: #fff;
  border: 1px solid #C9D0DB; border-radius: 9px; padding: 10px 12px;
}
textarea { resize: vertical; line-height: 1.4; font-size: 14px; }
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(10, 108, 240, .35); border-color: var(--blue); outline-offset: 0; }
input[type=file] { font-size: 14px; max-width: 100%; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hint { font-size: 13px; color: var(--ink-2); margin: 8px 0 0; }
.hint code { font-size: 12px; background: #EEF2F7; padding: 1px 5px; border-radius: 4px; }
.center { text-align: center; }
.sub { margin-top: 10px; }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg label { font-size: 14px; font-family: ArchivoSB, sans-serif; display: flex; align-items: center; gap: 6px; border: 1px solid #C9D0DB; border-radius: 999px; padding: 6px 12px; cursor: pointer; user-select: none; }
.seg label:has(input:checked) { border-color: var(--blue); background: #EAF2FE; color: var(--blue-d); }
.seg input { accent-color: var(--blue); margin: 0; }
.swatches { display: flex; flex-wrap: wrap; gap: 8px; }
.sw { display: flex; align-items: center; gap: 8px; font-size: 14px; font-family: ArchivoSB, sans-serif; border: 1px solid #C9D0DB; border-radius: 999px; padding: 5px 12px 5px 6px; cursor: pointer; }
.sw input { position: absolute; opacity: 0; pointer-events: none; }
.sw span { width: 20px; height: 20px; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 2px rgba(255,255,255,.4); }
.sw:has(input:checked) { border-color: var(--blue); background: #EAF2FE; }
.sw:has(input:focus-visible) { outline: 2px solid var(--blue); }
.check { display: flex; gap: 10px; align-items: center; font-size: 15px; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--blue); }
.privacy { font-size: 13px; color: var(--ink-2); margin: 12px 0 0; }
button.link { background: none; border: 0; padding: 0; color: var(--blue); font: inherit; cursor: pointer; text-decoration: underline; }

.preview-col { position: sticky; top: 84px; }
.preview-card { background: #E4E9F0; border-radius: var(--radius); padding: 18px 18px 24px; }
.pv-meta { display: flex; justify-content: space-between; font-family: ArchivoSB, sans-serif; font-size: 13px; margin-bottom: 12px; color: var(--ink); }
.preview { display: flex; justify-content: center; }
.preview svg { width: auto; height: auto; max-width: 100%; max-height: calc(100vh - 290px); min-height: 320px; background: #fff; box-shadow: 0 10px 30px rgba(20, 24, 31, .2); border-radius: 6px; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 16px; }
.btn { font: 15px ArchivoSB, sans-serif; border-radius: 10px; padding: 11px 18px; cursor: pointer; border: 1px solid #C9D0DB; background: #fff; color: var(--ink); }
.btn:hover { border-color: var(--blue); color: var(--blue-d); }
.btn.primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn.primary:hover { background: var(--blue-d); color: #fff; }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: .6; cursor: progress; }
.btn:focus-visible { outline: 3px solid rgba(10, 108, 240, .4); outline-offset: 2px; }

.foot { border-top: 1px solid var(--line); background: #fff; }
.foot-in { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 18px 16px; font-size: 14px; color: var(--ink-2); }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 10px; font-size: 14px; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; max-width: calc(100% - 32px); }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 860px) {
  .ed-grid { grid-template-columns: 1fr; }
  .preview-col { position: static; order: -1; }
  .preview svg { max-height: 70vh; min-height: 0; }
  .top-links { gap: 14px; }
  .brand-sub { font-size: 17px; }
  .hero { padding-top: 32px; }
}
@media (prefers-reduced-motion: reduce) { .card, .toast { transition: none; } .skeleton { animation: none; } }