/* ================================================================
   SNSmart theme — design tokens + components
   inspired-by: snsmart.co.jp public + authenticated panel
   colors:  #523CDB purple (brand-primary), #FF2F7A pink (accent),
            #19C30B green (success/CTA), #FFE176 yellow (highlight),
            #0067CE royal blue (panel-primary), #1A1A1A text-strong
   font:    Pretendard JP Variable, Lato fallback
   ================================================================ */

/* ── Pretendard JP Variable (local, mirrored from orioncactus/pretendard v1.3.6) ─ */
@font-face {
  font-family: 'Pretendard Variable';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: local('Pretendard Variable'),
       url('/assets/snsmart/fonts/PretendardJPVariable.woff2') format('woff2-variations');
}
@font-face {
  font-family: 'Pretendard JP Variable';
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: local('Pretendard JP Variable'),
       url('/assets/snsmart/fonts/PretendardJPVariable.woff2') format('woff2-variations');
}

:root {
  /* core palette */
  --sn-brand:       #523CDB;
  --sn-brand-2:     #6E5CFF;
  --sn-accent:      #FF2F7A;
  --sn-accent-2:    #F20E65;
  --sn-success:     #19C30B;
  --sn-success-2:   #11A006;
  --sn-warn:        #FFCC48;
  --sn-warn-2:      #FFE176;
  --sn-danger:      #FF0200;
  --sn-info:        #0067CE;
  --sn-info-2:      #008BFF;
  --sn-info-soft:   #EAF3FF;

  /* greys */
  --sn-text:        #1A1A1A;
  --sn-text-soft:   #535355;
  --sn-text-mute:   #A2A3A6;
  --sn-divider:     #E3E4E7;
  --sn-line:        #ebebeb;
  --sn-bg:          #F3F5F7;
  --sn-bg-card:     #ffffff;
  --sn-bg-soft:     #F7F9FC;

  /* radius */
  --sn-r-sm: 6px;
  --sn-r-md: 10px;
  --sn-r-lg: 16px;
  --sn-r-pill: 999px;

  /* shadows */
  --sn-shadow-sm: 0 1px 2px rgba(15,17,21,.06);
  --sn-shadow:    0 4px 12px rgba(15,17,21,.08);
  --sn-shadow-lg: 0 12px 28px rgba(15,17,21,.12);

  /* typography */
  --sn-font: 'Pretendard Variable', 'Pretendard JP', Pretendard,
             -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
             'Hiragino Sans', 'Noto Sans JP', 'Helvetica Neue',
             Lato, sans-serif;
}

/* ── Reset baselines ─────────────────────────────────────────── */
html { font-family: var(--sn-font); color: var(--sn-text); background: var(--sn-bg); }
body { font-family: var(--sn-font); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ── Containers ──────────────────────────────────────────────── */
.sn-container { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .sn-container { padding: 0 24px; } }

/* ── Top nav (public) ────────────────────────────────────────── */
.sn-nav {
  position: sticky; top: 0; z-index: 50;
  background: #fff; border-bottom: 1px solid var(--sn-divider);
  height: 64px;
}
.sn-nav-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.sn-nav-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 20px; color: var(--sn-brand); }
.sn-nav-logo img { height: 32px; width: auto; }
.sn-nav-links { display: none; gap: 4px; }
.sn-nav-links a {
  padding: 8px 14px; border-radius: var(--sn-r-md);
  color: var(--sn-text-soft); font-weight: 600; font-size: 14px;
  transition: background .15s, color .15s;
}
.sn-nav-links a:hover { background: var(--sn-info-soft); color: var(--sn-info); }
.sn-nav-cta { display: flex; align-items: center; gap: 8px; }
@media (min-width: 1024px) { .sn-nav-links { display: flex; } }

/* ── Buttons ─────────────────────────────────────────────────── */
.sn-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 18px; border-radius: var(--sn-r-pill);
  font-weight: 700; font-size: 14px; line-height: 1; gap: 6px;
  transition: transform .12s, box-shadow .15s, background .15s, color .15s, border-color .15s;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  user-select: none;
}
.sn-btn:hover { transform: translateY(-1px); box-shadow: var(--sn-shadow); }
.sn-btn:active { transform: translateY(0); }
.sn-btn-primary { background: var(--sn-info); color: #fff; }
.sn-btn-primary:hover { background: var(--sn-info-2); color: #fff; }
.sn-btn-success { background: var(--sn-success); color: #fff; }
.sn-btn-success:hover { background: var(--sn-success-2); color: #fff; }
.sn-btn-accent { background: var(--sn-accent); color: #fff; }
.sn-btn-accent:hover { background: var(--sn-accent-2); color: #fff; }
.sn-btn-ghost  { background: #fff; color: var(--sn-text); border-color: var(--sn-divider); }
.sn-btn-ghost:hover { border-color: var(--sn-info); color: var(--sn-info); }
.sn-btn-block { width: 100%; }
.sn-btn-lg { padding: 14px 28px; font-size: 16px; }
.sn-btn-sm { padding: 7px 12px; font-size: 12px; }

/* ── Hero ────────────────────────────────────────────────────── */
.sn-hero {
  position: relative;
  background: linear-gradient(135deg, #f6f1ff 0%, #ffeef5 60%, #e7fff0 100%);
  padding: 56px 0 64px;
  overflow: hidden;
}
.sn-hero-grid { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: center; }
@media (min-width: 900px) { .sn-hero-grid { grid-template-columns: 1.05fr .95fr; } }
.sn-hero-eyebrow { display: inline-block; padding: 6px 14px; border-radius: var(--sn-r-pill); background: var(--sn-warn-2); color: var(--sn-text); font-size: 12px; font-weight: 800; margin-bottom: 14px; }
.sn-hero h1 { font-size: clamp(28px, 4vw, 44px); font-weight: 900; line-height: 1.2; margin: 0 0 14px; letter-spacing: -0.02em; }
.sn-hero h1 .accent-pink { color: var(--sn-accent); }
.sn-hero h1 .accent-purple { color: var(--sn-brand); }
.sn-hero p { font-size: 16px; line-height: 1.6; color: var(--sn-text-soft); margin: 0 0 22px; max-width: 540px; }
.sn-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.sn-hero-image { display: flex; justify-content: center; }
.sn-hero-image img { max-width: 100%; height: auto; }

/* ── Service grid (public) ───────────────────────────────────── */
.sn-section { padding: 56px 0; }
.sn-section-title { text-align: center; font-size: clamp(22px, 3vw, 32px); font-weight: 900; margin: 0 0 8px; }
.sn-section-subtitle { text-align: center; color: var(--sn-text-soft); margin: 0 0 32px; }

.sn-platform-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 600px) { .sn-platform-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1024px) { .sn-platform-grid { grid-template-columns: repeat(7, 1fr); } }
.sn-platform-tile {
  background: #fff; border: 1px solid var(--sn-divider); border-radius: var(--sn-r-lg);
  padding: 20px 12px; text-align: center; transition: transform .15s, box-shadow .15s, border-color .15s;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.sn-platform-tile:hover { transform: translateY(-3px); box-shadow: var(--sn-shadow); border-color: var(--sn-brand); }
.sn-platform-tile .icon { width: 48px; height: 48px; border-radius: 12px; display:flex; align-items:center; justify-content:center; color:#fff; font-size: 22px; }
.sn-platform-tile .label { font-size: 13px; font-weight: 700; color: var(--sn-text); }

/* per-platform colors */
.sn-tile-instagram .icon { background: linear-gradient(135deg, #FEDA75, #FA7E1E 30%, #D62976 60%, #962FBF 80%, #4F5BD5); }
.sn-tile-youtube  .icon { background: #FF0000; }
.sn-tile-tiktok   .icon { background: linear-gradient(135deg, #25F4EE, #000 50%, #FE2C55); }
.sn-tile-twitter  .icon { background: #000; }
.sn-tile-facebook .icon { background: #1877F2; }
.sn-tile-line     .icon { background: var(--sn-success); }
.sn-tile-thread   .icon { background: #000; }
.sn-tile-spotify  .icon { background: #1DB954; }
.sn-tile-twitch   .icon { background: #9146FF; }
.sn-tile-soundcloud .icon { background: #FF8800; }
.sn-tile-tumblr   .icon { background: #34526F; }
.sn-tile-pinterest .icon { background: #E60023; }
.sn-tile-telegram .icon { background: #0088CC; }
.sn-tile-linkedin .icon { background: #0A66C2; }
.sn-tile-discord  .icon { background: #5865F2; }
.sn-tile-default  .icon { background: var(--sn-brand); }

/* ── Reasons cards ───────────────────────────────────────────── */
.sn-reasons-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 768px) { .sn-reasons-grid { grid-template-columns: repeat(3, 1fr); } }
.sn-reason-card {
  background: #fff; border-radius: var(--sn-r-lg); padding: 28px 22px;
  box-shadow: var(--sn-shadow-sm); border: 1px solid var(--sn-divider);
  text-align: center;
}
.sn-reason-card img { width: 80px; height: 80px; object-fit: contain; margin: 0 auto 12px; display: block; }
.sn-reason-card h3 { font-size: 18px; font-weight: 800; margin: 0 0 8px; }
.sn-reason-card p { color: var(--sn-text-soft); font-size: 14px; line-height: 1.55; margin: 0; }

/* ── Steps (order flow) ──────────────────────────────────────── */
.sn-steps { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 768px) { .sn-steps { grid-template-columns: repeat(4, 1fr); } }
.sn-step { background: #fff; border: 1px solid var(--sn-divider); border-radius: var(--sn-r-lg); padding: 22px; text-align: center; position: relative; }
.sn-step .num { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); width: 32px; height: 32px; border-radius: 50%; background: var(--sn-brand); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.sn-step img { width: 100%; max-width: 160px; margin: 12px auto; display: block; }
.sn-step h4 { font-size: 16px; font-weight: 800; margin: 0 0 8px; }
.sn-step p { font-size: 13px; color: var(--sn-text-soft); margin: 0; line-height: 1.5; }

/* ── Reviews carousel (manual scroll-snap) ───────────────────── */
.sn-reviews { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 768px) { .sn-reviews { grid-template-columns: repeat(3, 1fr); } }
.sn-review { background: #fff; border-radius: var(--sn-r-lg); padding: 22px; box-shadow: var(--sn-shadow-sm); border: 1px solid var(--sn-divider); }
.sn-review .stars { color: var(--sn-warn); font-size: 14px; letter-spacing: 1px; margin-bottom: 8px; }
.sn-review h4 { font-size: 15px; font-weight: 800; margin: 0 0 8px; }
.sn-review p  { font-size: 14px; line-height: 1.55; color: var(--sn-text-soft); margin: 0; }
.sn-review .meta { margin-top: 12px; font-size: 12px; color: var(--sn-text-mute); }

/* ── Comparison band ─────────────────────────────────────────── */
.sn-compare { background: #fff; border-radius: var(--sn-r-lg); padding: 22px; border: 1px solid var(--sn-divider); overflow-x: auto; }
.sn-compare table { width: 100%; border-collapse: collapse; min-width: 600px; }
.sn-compare th, .sn-compare td { padding: 12px 14px; text-align: center; border-bottom: 1px solid var(--sn-line); font-size: 14px; }
.sn-compare th { background: var(--sn-bg-soft); font-weight: 800; }
.sn-compare th.us { color: var(--sn-brand); }
.sn-compare td.yes { color: var(--sn-success); font-weight: 800; }
.sn-compare td.no  { color: var(--sn-text-mute); }

/* ── Footer (public) ─────────────────────────────────────────── */
.sn-footer { background: #1A1A1A; color: #C5C5C8; padding: 48px 0 24px; margin-top: 64px; }
.sn-footer h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; margin: 0 0 14px; }
.sn-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.sn-footer a { color: #A2A3A6; transition: color .15s; }
.sn-footer a:hover { color: #fff; }
.sn-footer .grid { display: grid; grid-template-columns: 1fr; gap: 32px; }
@media (min-width: 768px) { .sn-footer .grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; } }
.sn-footer .copy { padding-top: 24px; border-top: 1px solid #2a2a2c; margin-top: 32px; font-size: 12px; color: #535355; text-align: center; }

/* ── Floating LINE / scroll-top ─────────────────────────────── */
.sn-fab { position: fixed; right: 16px; bottom: 16px; z-index: 60; display: flex; flex-direction: column; gap: 10px; }
.sn-fab a, .sn-fab button {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--sn-success); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--sn-shadow-lg); transition: transform .15s;
  border: none; cursor: pointer;
}
.sn-fab a:hover, .sn-fab button:hover { transform: translateY(-2px); }
.sn-fab .scroll-top { background: var(--sn-text); }

/* ── Auth pages ──────────────────────────────────────────────── */
.sn-auth-shell {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #f6f1ff 0%, #ffeef5 100%);
  padding: 32px 16px;
}
.sn-auth-card {
  width: 100%; max-width: 420px; background: #fff; border-radius: var(--sn-r-lg);
  padding: 32px 28px; box-shadow: var(--sn-shadow-lg);
}
.sn-auth-card h1 { font-size: 24px; font-weight: 900; text-align: center; margin: 0 0 6px; }
.sn-auth-card .sub { text-align: center; color: var(--sn-text-soft); font-size: 14px; margin: 0 0 24px; }
.sn-auth-card label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 6px; }
.sn-auth-card input[type=text], .sn-auth-card input[type=email], .sn-auth-card input[type=password] {
  width: 100%; padding: 12px 14px; border: 1px solid var(--sn-divider);
  border-radius: var(--sn-r-md); font-size: 14px; box-sizing: border-box;
  font-family: inherit; transition: border-color .15s, box-shadow .15s;
  background: #fff;
}
.sn-auth-card input:focus { outline: none; border-color: var(--sn-info); box-shadow: 0 0 0 3px rgba(0,103,206,.12); }
.sn-auth-card .field { margin-bottom: 16px; }
.sn-auth-card .help { font-size: 12px; color: var(--sn-text-mute); margin-top: 4px; }
.sn-auth-card .alt { text-align: center; font-size: 13px; color: var(--sn-text-soft); margin-top: 18px; }
.sn-auth-card .alt a { color: var(--sn-info); font-weight: 700; }

/* ── Panel layout (auth) ─────────────────────────────────────── */
.sn-panel-shell { min-height: 100vh; background: var(--sn-bg); }
.sn-panel-nav {
  position: sticky; top: 0; z-index: 40;
  background: linear-gradient(135deg, var(--sn-info) 0%, var(--sn-brand) 100%);
  color: #fff;
  height: 60px;
}
.sn-panel-nav-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.sn-panel-nav .brand { display: flex; align-items: center; gap: 8px; font-weight: 900; font-size: 18px; color: #fff; }
.sn-panel-nav-links { display: none; gap: 2px; }
.sn-panel-nav-links a {
  padding: 8px 12px; border-radius: var(--sn-r-md); font-size: 13px; font-weight: 700;
  color: rgba(255,255,255,.85); transition: background .15s, color .15s;
}
.sn-panel-nav-links a:hover, .sn-panel-nav-links a.active { background: rgba(255,255,255,.18); color: #fff; }
@media (min-width: 1024px) { .sn-panel-nav-links { display: flex; } }
.sn-panel-balance {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: var(--sn-r-pill);
  background: rgba(255,255,255,.18); color: #fff;
  font-weight: 800; font-size: 13px;
}
.sn-panel-content { padding: 24px 0 64px; }

/* ── Cards / panels (internal) ───────────────────────────────── */
.sn-card { background: #fff; border-radius: var(--sn-r-lg); border: 1px solid var(--sn-divider); padding: 22px; box-shadow: var(--sn-shadow-sm); }
.sn-card h2 { font-size: 18px; font-weight: 800; margin: 0 0 12px; color: var(--sn-text); }
.sn-card .muted { color: var(--sn-text-soft); }

.sn-stats-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 768px) { .sn-stats-grid { grid-template-columns: repeat(4, 1fr); } }
.sn-stat { background: #fff; border-radius: var(--sn-r-lg); padding: 22px; border: 1px solid var(--sn-divider); }
.sn-stat .label { font-size: 12px; color: var(--sn-text-mute); text-transform: uppercase; letter-spacing: .06em; margin: 0 0 6px; }
.sn-stat .value { font-size: 24px; font-weight: 900; color: var(--sn-text); margin: 0; }
.sn-stat .delta { font-size: 12px; color: var(--sn-success); margin-top: 4px; }

/* ── Table ───────────────────────────────────────────────────── */
.sn-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.sn-table th, .sn-table td { padding: 12px 14px; font-size: 14px; }
.sn-table thead th { background: var(--sn-bg-soft); font-weight: 800; color: var(--sn-text-soft); text-align: left; border-bottom: 1px solid var(--sn-divider); }
.sn-table tbody td { border-bottom: 1px solid var(--sn-line); color: var(--sn-text); }
.sn-table tbody tr:hover { background: var(--sn-bg-soft); }
.sn-badge { display: inline-block; padding: 3px 10px; border-radius: var(--sn-r-pill); font-size: 11px; font-weight: 800; }
.sn-badge-success { background: rgba(25,195,11,.12); color: var(--sn-success-2); }
.sn-badge-warn { background: rgba(255,204,72,.18); color: #B98700; }
.sn-badge-info { background: var(--sn-info-soft); color: var(--sn-info); }
.sn-badge-danger { background: rgba(255,2,0,.10); color: var(--sn-danger); }
.sn-badge-neutral { background: var(--sn-line); color: var(--sn-text-soft); }

/* ── Forms (general) ─────────────────────────────────────────── */
.sn-form-row { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .sn-form-row.two { grid-template-columns: 1fr 1fr; } }
.sn-input, .sn-select, .sn-textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--sn-divider);
  border-radius: var(--sn-r-md); font-size: 14px; box-sizing: border-box;
  font-family: inherit; background: #fff; transition: border-color .15s, box-shadow .15s;
}
.sn-input:focus, .sn-select:focus, .sn-textarea:focus { outline: none; border-color: var(--sn-info); box-shadow: 0 0 0 3px rgba(0,103,206,.12); }
.sn-label { display: block; font-size: 13px; font-weight: 700; margin: 0 0 6px; color: var(--sn-text); }
.sn-help { font-size: 12px; color: var(--sn-text-mute); margin-top: 4px; }
.sn-error { font-size: 12px; color: var(--sn-danger); margin-top: 4px; }

/* ── Alerts ──────────────────────────────────────────────────── */
.sn-alert { padding: 12px 16px; border-radius: var(--sn-r-md); font-size: 14px; border: 1px solid; }
.sn-alert-info    { background: var(--sn-info-soft); border-color: rgba(0,103,206,.25); color: var(--sn-info); }
.sn-alert-success { background: rgba(25,195,11,.10); border-color: rgba(25,195,11,.30); color: var(--sn-success-2); }
.sn-alert-warn    { background: rgba(255,204,72,.18); border-color: rgba(255,204,72,.50); color: #6C4A00; }
.sn-alert-danger  { background: rgba(255,2,0,.08); border-color: rgba(255,2,0,.30); color: #B30200; }

/* ── Mobile bottom nav (panel) ───────────────────────────────── */
.sn-panel-mobile-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 30;
  background: #fff; border-top: 1px solid var(--sn-divider);
  display: flex; justify-content: space-around;
  padding: 6px 0 calc(6px + env(safe-area-inset-bottom));
}
.sn-panel-mobile-nav a {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 6px 4px; font-size: 11px; color: var(--sn-text-soft);
}
.sn-panel-mobile-nav a.active { color: var(--sn-info); font-weight: 800; }
@media (min-width: 1024px) { .sn-panel-mobile-nav { display: none; } }

/* ── Utilities ───────────────────────────────────────────────── */
.sn-hide-mobile { display: none; }
@media (min-width: 1024px) { .sn-hide-mobile { display: initial; } }
.sn-only-mobile { display: initial; }
@media (min-width: 1024px) { .sn-only-mobile { display: none; } }
.sn-text-center { text-align: center; }
.sn-mt-4 { margin-top: 16px; } .sn-mt-6 { margin-top: 24px; } .sn-mt-8 { margin-top: 32px; }
.sn-mb-4 { margin-bottom: 16px; } .sn-mb-6 { margin-bottom: 24px; } .sn-mb-8 { margin-bottom: 32px; }
.sn-pill { display:inline-block; padding: 4px 10px; border-radius: var(--sn-r-pill); background: var(--sn-info-soft); color: var(--sn-info); font-size: 12px; font-weight: 800; }
.sn-divider-line { height: 1px; background: var(--sn-divider); margin: 24px 0; }
[x-cloak] { display: none !important; }