/* ═══════════════════════════════════════════════
   PictoCard — main.css
   Discross-inspired dark theme + light mode
   ═══════════════════════════════════════════════ */

/* ── Rodin NTLG Pro (site font) ─────────────────── */
/* Font files are served from mariocube.com (same CDN used by Discross).
   To self-host, download the .woff2/.woff files and serve from /css/. */
@font-face {
  font-family: 'rodin';
  src: url('https://mariocube.com/css/RodinNTLGPro-DB-AlphaNum.woff2') format('woff2'),
       url('https://mariocube.com/css/RodinNTLGPro-DB-AlphaNum.woff') format('woff');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'rodin';
  src: url('https://mariocube.com/css/RodinNTLGPro-B-AlphaNum.woff2') format('woff2'),
       url('https://mariocube.com/css/RodinNTLGPro-B-AlphaNum.woff') format('woff');
  font-weight: 700;
  font-display: swap;
}

/* ── Custom properties (dark, the default) ──────── */
:root {
  --bg:           #1A1A1E;
  --bg-secondary: #222327;
  --bg-elevated:  #2b2d31;
  --text:         #DCDCDF;
  --text-muted:   #6C6D76;
  --text-faint:   #4e5058;
  --accent:       #5865f2;
  --accent-hover: #4752c4;
  --accent-active:#3c45a5;
  --secondary:    #4f545c;
  --secondary-hover: #5d6269;
  --link:         #00aff4;
  --link-hover:   #35c0f5;
  --hr:           #494c50;
  --danger:       #ed4245;
  --success:      #23a559;
  --input-bg:     #222327;
  --input-border: #3a3d42;
  --input-text:   #DCDCDF;
  --radius:       6px;
  --radius-lg:    10px;
  --shadow:       0 4px 24px rgba(0,0,0,.45);
  --font:         'rodin', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
                  'Helvetica Neue', Arial, sans-serif;
  --header-bg:    #111114;
  --tab-active-bg: #5865f2;
  --tab-active-text: #fff;
  --tab-inactive-bg: #2b2d31;
  --tab-inactive-text: #6C6D76;
}

/* ── Light mode overrides ───────────────────────── */
@media (prefers-color-scheme: light) {
  :root {
    --bg:           #f5f5f7;
    --bg-secondary: #ffffff;
    --bg-elevated:  #e8e8ec;
    --text:         #1a1a1e;
    --text-muted:   #555560;
    --text-faint:   #8888a0;
    --hr:           #d1d1d6;
    --input-bg:     #ffffff;
    --input-border: #c5c5cc;
    --input-text:   #1a1a1e;
    --shadow:       0 4px 24px rgba(0,0,0,.12);
    --header-bg:    #ffffff;
    --tab-inactive-bg: #e4e4ea;
    --tab-inactive-text: #555560;
  }
}

/* ── Reset / base ───────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

hr {
  border: none;
  border-top: 1px solid var(--hr);
  margin: 32px 0;
}

/* ── Typography ─────────────────────────────────── */
h1 { font-size: 2rem;   font-weight: 700; line-height: 1.2; }
h2 { font-size: 1.4rem; font-weight: 600; margin-top: 1.5em; }
h3 { font-size: 1.15rem; font-weight: 600; margin-top: 1.2em; }
h4 { font-size: 1rem;   font-weight: 600; }

p  { margin-bottom: 1em; }

code {
  background: var(--bg-elevated);
  border-radius: 3px;
  padding: 2px 6px;
  font-size: 0.875em;
  font-family: 'Consolas', 'Fira Code', monospace;
  color: #e3e5e8;
}

/* ── Layout ─────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 20px;
  flex: 1;
}

.container-narrow {
  max-width: 640px;
}

/* ── Header ─────────────────────────────────────── */
.site-header {
  background: var(--header-bg);
  border-bottom: 1px solid var(--input-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
}
.brand:hover { color: var(--accent); text-decoration: none; }
.brand-icon { font-size: 1.4rem; line-height: 0; }
.brand-icon img { height: 42px; width: auto; display: block; }

/* Invert logo to black in light mode */
@media (prefers-color-scheme: light) {
  .brand-icon img { filter: brightness(0); }
}

.header-nav {
  display: flex;
  gap: 20px;
}
.header-nav a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}
.header-nav a:hover { color: var(--text); text-decoration: none; }

/* ── Footer ─────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--hr);
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.site-footer a { color: var(--text-muted); }
.site-footer a:hover { color: var(--link); }

/* ── Alerts ─────────────────────────────────────── */
.alert {
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 24px;
  font-weight: 500;
}
.alert-error {
  background: rgba(237, 66, 69, 0.15);
  border: 1px solid rgba(237, 66, 69, 0.4);
  color: #f28b8d;
}
.alert-success {
  background: rgba(35, 165, 89, 0.15);
  border: 1px solid rgba(35, 165, 89, 0.4);
  color: #6fdb9a;
}

/* ── Hero section ───────────────────────────────── */
.hero {
  margin-bottom: 32px;
}
.hero h1 { margin-bottom: 8px; }
.hero-sub { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 10px; }
.hero-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 680px;
  margin-bottom: 0;
}

/* ── Buttons ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  border: none;
  transition: background 0.15s, transform 0.1s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; }
.btn-primary:active { background: var(--accent-active); }

.btn-secondary {
  background: var(--secondary);
  color: var(--text);
}
.btn-secondary:hover { background: var(--secondary-hover); color: var(--text); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: #c0383b; color: #fff; }

.btn-lg { padding: 13px 28px; font-size: 1.05rem; }

/* ── Forms ───────────────────────────────────────── */
.card-form { display: flex; flex-direction: column; gap: 0; }

.form-group {
  background: var(--bg-secondary);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-lg);
  padding: 24px 24px 20px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-group legend {
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 4px;
  margin-bottom: 4px;
}

details.form-group > summary {
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  cursor: pointer;
  list-style: none;
  user-select: none;
}
details.form-group > summary::after {
  content: ' ▸';
  font-size: 0.75em;
}
details.form-group[open] > summary::after { content: ' ▾'; }
details.form-group[open] { gap: 16px; }
details.form-group > .field { margin-top: 12px; }

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.field-hint {
  font-size: 0.78rem;
  color: var(--text-faint);
  font-weight: 400;
}

.required { color: var(--danger); }

.char-counter {
  margin-left: auto;
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--text-faint);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  color: var(--input-text);
  font-family: var(--font);
  font-size: 0.95rem;
  padding: 10px 14px;
  width: 100%;
  outline: none;
  transition: border-color 0.15s;
}
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
}
input::placeholder, textarea::placeholder { color: var(--text-faint); }

input[type="file"] {
  background: var(--input-bg);
  border: 1px dashed var(--input-border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.9rem;
  padding: 10px 14px;
  width: 100%;
  cursor: pointer;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236C6D76' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

select option { background: var(--bg-secondary); }

textarea { resize: vertical; min-height: 120px; }

.field-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-faint);
  font-size: 0.85rem;
}
.field-divider::before,
.field-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--hr);
}

.form-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* ── Field layout helpers ─────────────────────── */
.field-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.field-grow { flex: 1 1 200px; min-width: 0; }
.field-shrink { flex: 0 0 auto; }

/* ── Color picker ────────────────────────────── */
.color-picker-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}
input[type="color"] {
  width: 44px;
  height: 44px;
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  background: var(--input-bg);
  cursor: pointer;
  padding: 2px;
}
.color-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: 'Consolas', monospace;
}

/* ── Font preview ────────────────────────────── */
.font-preview {
  margin-top: 10px;
  text-align: center;
  background: none;
  border: none;
}
.font-preview img {
  max-width: 100%;
  width: auto;
  max-height: 249px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

/* ── Delivery tabs ───────────────────────────── */
.delivery-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.tab-btn {
  flex: 1;
  padding: 10px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--input-border);
  background: var(--tab-inactive-bg);
  color: var(--tab-inactive-text);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  text-align: center;
}
.tab-btn:hover {
  background: var(--bg-elevated);
  color: var(--text);
}
.tab-btn.tab-active {
  background: var(--tab-active-bg);
  color: var(--tab-active-text);
  border-color: var(--accent);
}
.tab-panel { /* visible by default, JS toggles display */ }


.verify-form { max-width: 360px; }
.code-input {
  font-size: 2rem !important;
  letter-spacing: 0.35em;
  text-align: center;
  padding: 16px 14px !important;
  font-weight: 700;
}

/* ── Preset gallery ─────────────────────────────── */
.preset-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
}
.preset-option {
  cursor: pointer;
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid transparent;
  transition: border-color 0.15s;
}
.preset-option:has(input:checked) {
  border-color: var(--accent);
}
.preset-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.preset-option img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
}

/* ── Preview ─────────────────────────────────────── */
.preview-wrapper {
  text-align: center;
  margin-bottom: 28px;
}
.card-preview-img {
  max-width: 100%;
  max-height: 70vh;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  display: inline-block;
}

.preview-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── WiiLink notice ─────────────────────────────── */
.wiilink-notice {
  background: var(--bg-secondary);
  border: 1px solid var(--input-border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-top: 32px;
}
.wiilink-notice h3 { margin-top: 0; font-size: 1rem; color: var(--text); }
.wiilink-notice p  { margin: 8px 0 0; color: var(--text-muted); font-size: 0.9rem; }

/* ── Prose (TOS / Privacy) ─────────────────────── */
.prose h1 { margin-bottom: 6px; }
.prose .updated { color: var(--text-faint); font-size: 0.85rem; margin-bottom: 28px; }
.prose h2 { margin-top: 2em; margin-bottom: 0.5em; border-bottom: 1px solid var(--hr); padding-bottom: 4px; }
.prose ul { padding-left: 20px; margin-bottom: 1em; }
.prose li { margin-bottom: 4px; }
.prose a { color: var(--link); }

/* ── Hint text ──────────────────────────────────── */
.hint-text { font-size: 0.85rem; color: var(--text-muted); margin-top: 16px; }

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 600px) {
  .header-inner { height: 56px; }
  .brand-icon img { height: 34px; }
  .brand-name { display: none; }
  h1 { font-size: 1.5rem; }
  .container { padding: 20px 14px; }
  .form-group { padding: 16px 14px 12px; }
  .btn-lg { padding: 11px 20px; }
  .preset-gallery { grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); }
}