/* =============================================================
   DOKDO.INFO — style.css
   디자인 토큰 → 리셋 → 레이아웃 → 컴포넌트 → 반응형 → 다크모드 순서
   ============================================================= */

:root{
  /* --- color: 동해 바다를 기준으로 잡은 팔레트 --- */
  --sea-deep:   #04315C;   /* 가장 짙은 심해 — 히어로 그라디언트 하단 */
  --sea:        #0A5A9C;   /* 브랜드 메인 컬러 */
  --sea-light:  #6FB8E8;   /* 얕은 물빛 — 포인트/호버 */
  --stone:      #ECE7DC;   /* 독도 암반을 연상한 웜그레이 (크림톤 배제) */
  --stone-deep: #DAD3C2;
  --paper:      #FFFFFF;
  --ink:        #17212B;
  --sub:        #5B6673;
  --line:       rgba(10,90,156,.12);
  --shadow-sm:  0 2px 10px rgba(10,40,70,.06);
  --shadow-md:  0 18px 48px rgba(10,40,70,.10);

  /* --- type --- */
  --font-kr: 'Pretendard Variable', 'Pretendard', 'Noto Sans KR', sans-serif;
  --font-en: 'Inter', var(--font-kr);

  /* --- layout --- */
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --header-h: 76px;
  --container: 1180px;
}

/* ---------- reset ---------- */
*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-kr);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,p{ margin:0; }

.skip-link{
  position:absolute; left:-999px; top:0;
  background:var(--sea); color:#fff; padding:12px 20px; z-index:2000;
  border-radius:0 0 8px 0;
}
.skip-link:focus{ left:0; }

:focus-visible{
  outline:2px solid var(--sea-light);
  outline-offset:3px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

.container{
  width:min(var(--container), 92%);
  margin-inline:auto;
}

/* ---------- header ---------- */
#site-header{
  position:fixed; inset:0 0 auto 0;
  height:var(--header-h);
  z-index:900;
  background:rgba(255,255,255,0);
  transition:background .35s ease, box-shadow .35s ease, backdrop-filter .35s ease;
}
#site-header.is-scrolled{
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-sm);
}
.header-row{
  height:var(--header-h);
  display:flex; align-items:center; justify-content:space-between;
}
.logo{
  display:flex; align-items:center; gap:8px;
  font-family:var(--font-en); font-weight:800; font-size:22px;
  letter-spacing:.5px; color:var(--sea-deep);
}
#site-header:not(.is-scrolled) .hero ~ .logo{ color:var(--paper); }
.logo-mark{ width:24px; height:24px; color:var(--sea); }
.logo-dot{ color:var(--sea-light); }

.site-nav{ display:flex; align-items:center; gap:28px; }
.site-nav a{
  font-size:15px; font-weight:600; color:var(--sub);
  padding:8px 0; position:relative; transition:color .2s ease;
}
.site-nav a::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:2px;
  background:var(--sea); transform:scaleX(0); transform-origin:left;
  transition:transform .25s ease;
}
.site-nav a:hover, .site-nav a.active{ color:var(--sea-deep); }
.site-nav a:hover::after, .site-nav a.active::after{ transform:scaleX(1); }

.nav-cta{
  background:var(--sea); color:#fff !important; padding:8px 18px !important;
  border-radius:999px; font-weight:700 !important;
}
.nav-cta::after{ display:none; }
.nav-cta:hover{ background:var(--sea-deep); color:#fff !important; }
.nav-cta.active{ background:var(--sea-deep); }

.menu-toggle{
  display:none; width:40px; height:40px; border:none; background:none;
  flex-direction:column; align-items:center; justify-content:center; gap:5px;
}
.menu-toggle span{
  width:22px; height:2px; background:var(--sea-deep); border-radius:2px; transition:.25s ease;
}

.mobile-nav{
  display:none; flex-direction:column;
  background:var(--paper); box-shadow:var(--shadow-md);
  padding:12px var(--gutter,24px) 20px;
}
.mobile-nav a{
  padding:14px 6px; font-weight:600; color:var(--ink); border-top:1px solid var(--line);
}
.mobile-nav a:first-child{ border-top:none; }

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex; align-items:center;
  background:linear-gradient(180deg,#0E4E85 0%, var(--sea-deep) 78%, #021F3D 100%);
  overflow:hidden;
  padding-top:var(--header-h);
}
.hero-scene{ position:absolute; inset:0; }

.hero-waves{
  position:absolute; left:0; right:0; bottom:0; width:100%; height:38%;
}
.wave{ fill:rgba(255,255,255,.08); }
.wave-2{ fill:rgba(255,255,255,.05); }
.wave-3{ fill:rgba(255,255,255,.03); }
.wave-1{ animation:drift 16s ease-in-out infinite; }
.wave-2{ animation:drift 22s ease-in-out infinite reverse; }
.wave-3{ animation:drift 28s ease-in-out infinite; }
@keyframes drift{
  0%,100%{ transform:translateX(0); }
  50%{ transform:translateX(-3%); }
}

.hero-islets{
  position:absolute; left:50%; bottom:-2%; width:min(560px, 62vw);
  transform:translateX(-50%) scale(1);
  fill:rgba(4,20,36,.55);
  animation:islet-rise 24s ease-in-out infinite alternate;
}
@keyframes islet-rise{
  from{ transform:translateX(-50%) scale(1); }
  to{ transform:translateX(-50%) scale(1.045); }
}

.hero-content{
  position:relative; z-index:5; text-align:center; color:#fff;
  padding-block:60px;
}
.eyebrow{
  font-family:var(--font-en); font-size:13px; font-weight:600;
  letter-spacing:2.4px; text-transform:uppercase; opacity:.8; margin-bottom:18px;
}
.hero h1{
  font-size:clamp(34px, 6vw, 64px);
  font-weight:800; line-height:1.28; letter-spacing:-.5px;
}
.hero-sub{
  margin-top:22px; font-size:clamp(15px,2vw,18px); line-height:1.7; color:rgba(255,255,255,.82);
}

.search-box{
  margin:40px auto 0; max-width:620px;
  display:flex; align-items:center; gap:10px;
  background:#fff; border-radius:999px; padding:8px 8px 8px 22px;
  box-shadow:var(--shadow-md);
}
.search-icon{ width:20px; height:20px; color:var(--sub); flex-shrink:0; }
.search-box input{
  flex:1; border:none; outline:none; font-size:15px; color:var(--ink);
  font-family:var(--font-kr); background:transparent;
}
.search-box input::placeholder{ color:#9AA3AD; }
.search-box button{
  border:none; background:var(--sea); color:#fff; font-weight:700;
  padding:12px 26px; border-radius:999px; font-size:14px;
  transition:background .2s ease;
}
.search-box button:hover{ background:var(--sea-deep); }
.search-hint{
  margin-top:14px; font-size:13px; color:rgba(255,255,255,.62);
}
.search-hint a{ color:inherit; text-decoration:underline; text-underline-offset:3px; opacity:.9; }
.search-hint a:hover{ opacity:1; }

.scroll-cue{
  position:absolute; left:50%; bottom:30px; transform:translateX(-50%);
  width:26px; height:42px; border:2px solid rgba(255,255,255,.5); border-radius:20px;
}
.scroll-cue span{
  position:absolute; top:8px; left:50%; width:4px; height:8px; margin-left:-2px;
  background:#fff; border-radius:2px; animation:scroll-dot 1.8s ease-in-out infinite;
}
@keyframes scroll-dot{
  0%{ opacity:1; transform:translateY(0); }
  70%{ opacity:0; transform:translateY(14px); }
  100%{ opacity:0; }
}

/* ---------- section shell ---------- */
.section{ padding:104px 0; }
.section-alt{ background:var(--stone); }
.section-head{ max-width:640px; margin-bottom:48px; }
.section-head h2{
  font-size:clamp(26px,3.4vw,38px); font-weight:800; margin-top:10px; color:var(--sea-deep);
}
.section-desc{
  margin-top:16px; font-size:16px; line-height:1.75; color:var(--sub);
}
.dev-note{ display:block; margin-top:10px; font-size:13px; font-style:italic; opacity:.7; }
.section-head .eyebrow{ color:var(--sea); opacity:1; }

/* ---------- 오늘의 독도 ---------- */
.today-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:24px;
}
.today-card{
  display:block; background:var(--paper);
  border:1px solid var(--line); border-radius:var(--radius-md);
  padding:28px; transition:transform .25s ease, box-shadow .25s ease;
}
.today-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); }
.badge{
  display:inline-block; font-size:12px; font-weight:700; color:var(--sea);
  background:rgba(10,90,156,.08); padding:5px 12px; border-radius:999px;
}
.today-card h3{
  margin-top:16px; font-size:19px; font-weight:700; line-height:1.45; color:var(--ink);
}
.today-card p{
  margin-top:10px; font-size:14.5px; line-height:1.7; color:var(--sub);
}
.today-meta{
  margin-top:20px; display:flex; align-items:center; gap:10px;
  font-size:12.5px; color:#8b93a0; flex-wrap:wrap;
}
.ai-tag{
  font-weight:700; color:var(--sea-deep); background:var(--stone);
  padding:3px 9px; border-radius:6px;
}
.see-more{
  display:inline-block; margin-top:36px; font-weight:700; color:var(--sea-deep);
  border-bottom:2px solid var(--sea-light); padding-bottom:2px;
}

/* ---------- feature cards ---------- */
.feature-grid{
  display:grid; grid-template-columns:repeat(4, 1fr); gap:20px;
}
.feature-card{
  background:var(--paper); border-radius:var(--radius-md); padding:30px 26px;
  border:1px solid var(--line);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.feature-card svg{ width:34px; height:34px; color:var(--sea); }
.feature-card h3{ margin-top:18px; font-size:18px; font-weight:700; }
.feature-card p{ margin-top:8px; font-size:14px; color:var(--sub); line-height:1.6; }
.feature-card:hover{
  transform:translateY(-6px); box-shadow:var(--shadow-md); border-color:transparent;
}

/* ---------- trust ---------- */
.trust-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:24px; margin-bottom:56px;
}
.trust-grid li{
  padding-top:20px; border-top:2px solid var(--line);
  display:flex; flex-direction:column; gap:8px;
}
.trust-grid strong{ font-size:16px; color:var(--sea-deep); }
.trust-grid span{ font-size:13.5px; color:var(--sub); line-height:1.6; }

.stat-strip{
  display:grid; grid-template-columns:repeat(4,1fr);
  background:var(--sea-deep); border-radius:var(--radius-lg);
  padding:40px 20px; color:#fff;
}
.stat-item{ text-align:center; }
.stat-item strong{
  display:block; font-family:var(--font-en); font-size:clamp(26px,3vw,36px); font-weight:800;
}
.stat-item span{ display:block; margin-top:6px; font-size:13px; color:rgba(255,255,255,.7); }

/* ---------- footer ---------- */
.site-footer{ background:#0E1620; color:rgba(255,255,255,.72); padding:72px 0 28px; }
.footer-grid{
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1.4fr; gap:40px;
  padding-bottom:44px; border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-logo{ display:flex; align-items:center; gap:8px; }
.footer-logo .logo-mark{ width:26px; height:26px; color:var(--sea-light); flex-shrink:0; }
.footer-brand .logo-word{ font-family:var(--font-en); font-size:24px; font-weight:800; color:#fff; }
.footer-brand p{ margin-top:14px; font-size:13.5px; line-height:1.7; }
.footer-col h3{ font-size:13px; font-weight:700; color:#fff; margin-bottom:16px; letter-spacing:.5px; }
.footer-col a{ display:block; font-size:13.5px; padding:6px 0; color:rgba(255,255,255,.68); }
.footer-col a:hover{ color:#fff; }
.footer-note{ font-size:12.5px; line-height:1.8; color:rgba(255,255,255,.55); }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top:24px; font-size:12.5px;
}
.footer-bottom a{ color:rgba(255,255,255,.6); }

/* ---------- responsive ---------- */
@media (max-width:960px){
  .today-grid{ grid-template-columns:1fr; }
  .feature-grid{ grid-template-columns:repeat(2,1fr); }
  .trust-grid{ grid-template-columns:repeat(2,1fr); }
  .stat-strip{ grid-template-columns:repeat(2,1fr); row-gap:28px; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:960px){
  .site-nav{ display:none; }
  .menu-toggle{ display:flex; }
  .mobile-nav.is-open{ display:flex; }
}
@media (max-width:720px){
  .section{ padding:72px 0; }
  .footer-grid{ grid-template-columns:1fr; }
  .only-mobile{ display:inline; }
}
.only-mobile{ display:none; }

/* menu toggle animated state */
.menu-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ---------- sub-page hero (history/visit/gallery/about/ai) ---------- */
.page-hero{
  padding:calc(var(--header-h) + 64px) 0 56px;
  background:var(--stone);
}
.page-hero .eyebrow{ color:var(--sea); }
.page-hero h1{
  font-size:clamp(30px,4.4vw,46px); font-weight:800; color:var(--sea-deep); margin-top:10px;
}
.page-hero-desc{
  margin-top:18px; max-width:640px; font-size:16px; line-height:1.75; color:var(--sub);
}

/* ---------- timeline (history.php) ---------- */
.timeline{ list-style:none; margin:0; padding:0; position:relative; }
.timeline::before{
  content:""; position:absolute; left:64px; top:6px; bottom:6px; width:2px;
  background:var(--line);
}
.timeline-item{
  display:grid; grid-template-columns:64px 1fr; gap:32px;
  padding-bottom:52px; position:relative;
}
.timeline-item:last-child{ padding-bottom:0; }
.timeline-marker{ position:relative; text-align:right; }
.timeline-year{
  display:inline-block; margin-right:14px; white-space:nowrap;
  font-family:var(--font-en); font-weight:800; font-size:14px; color:var(--sea);
}
.timeline-marker::after{
  content:""; position:absolute; right:-6px; top:2px; width:10px; height:10px;
  border-radius:50%; background:var(--sea); border:3px solid var(--paper);
  box-shadow:0 0 0 2px var(--sea);
}
.timeline-body h2{ font-size:21px; font-weight:700; margin-top:10px; color:var(--ink); }
.timeline-body p{ margin-top:10px; font-size:15px; line-height:1.8; color:var(--sub); }
.timeline-source{ display:inline-block; margin-top:14px; font-size:12.5px; color:#8b93a0; }

.source-links{ display:flex; flex-wrap:wrap; gap:14px; margin-top:28px; }
.source-links a{
  display:inline-flex; align-items:center; gap:6px; font-size:14px; font-weight:600;
  color:var(--sea-deep); background:var(--paper); border:1px solid var(--line);
  padding:10px 18px; border-radius:999px; transition:.2s ease;
}
.source-links a:hover{ border-color:var(--sea); background:rgba(10,90,156,.06); }

@media (max-width:720px){
  .timeline::before{ left:44px; }
  .timeline-item{ grid-template-columns:44px 1fr; gap:18px; }
  .timeline-year{ font-size:12.5px; margin-right:10px; }
}

/* ---------- visit.php ---------- */
.step-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.step-card{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius-md);
  padding:26px 22px;
}
.step-num{ font-family:var(--font-en); font-weight:800; font-size:26px; color:var(--sea-light); }
.step-card h3{ margin-top:14px; font-size:17px; font-weight:700; }
.step-card p{ margin-top:8px; font-size:14px; line-height:1.65; color:var(--sub); }

.notice-list{ display:grid; gap:14px; max-width:720px; }
.notice-list li{
  position:relative; padding-left:26px; font-size:15px; line-height:1.7; color:var(--ink);
}
.notice-list li::before{
  content:""; position:absolute; left:0; top:9px; width:8px; height:8px;
  border-radius:50%; background:var(--sea);
}

.faq-list{ display:grid; gap:12px; max-width:760px; }
.faq-item{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius-md);
  padding:18px 22px;
}
.faq-item summary{
  cursor:pointer; font-weight:700; font-size:16px; color:var(--ink); list-style:none;
  display:flex; justify-content:space-between; align-items:center;
}
.faq-item summary::after{ content:"+"; color:var(--sea); font-size:20px; }
.faq-item[open] summary::after{ content:"–"; }
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item p{ margin-top:14px; font-size:14.5px; line-height:1.75; color:var(--sub); }

@media (max-width:960px){
  .step-grid{ grid-template-columns:repeat(2,1fr); }
}

/* ---------- gallery.php ---------- */
.filter-row{ display:flex; gap:10px; margin-bottom:32px; flex-wrap:wrap; }
.filter-chip{
  border:1px solid var(--line); background:var(--paper); color:var(--sub);
  font-size:14px; font-weight:600; padding:9px 20px; border-radius:999px; transition:.2s ease;
}
.filter-chip:hover{ border-color:var(--sea); color:var(--sea-deep); }
.filter-chip.is-active{ background:var(--sea); border-color:var(--sea); color:#fff; }

.gallery-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.gallery-item{ margin:0; }
.gallery-photo-link{
  display:block; aspect-ratio:4/3; border-radius:var(--radius-md); overflow:hidden;
  background:var(--stone);
}
.gallery-photo{
  width:100%; height:100%; object-fit:cover; display:block;
  transition:transform .5s cubic-bezier(.2,.7,.3,1);
}
.gallery-photo-link:hover .gallery-photo{ transform:scale(1.06); }
.gallery-item figcaption{ padding-top:14px; }
.gallery-item h3{ margin-top:10px; font-size:16px; font-weight:700; }
.gallery-license{ display:block; margin-top:6px; font-size:12px; color:#8b93a0; }
.gallery-license a{ color:#8b93a0; text-decoration:underline; text-underline-offset:2px; }
.gallery-license a:hover{ color:var(--sea-deep); }

@media (max-width:960px){
  .gallery-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:600px){
  .gallery-grid{ grid-template-columns:1fr; }
}

/* ---------- about.php ---------- */
.principle-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.principle-card{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius-md);
  padding:26px 22px;
}
.principle-index{ font-family:var(--font-en); font-weight:800; font-size:22px; color:var(--sea-light); }
.principle-card h3{ margin-top:14px; font-size:17px; font-weight:700; }
.principle-card p{ margin-top:8px; font-size:14px; line-height:1.65; color:var(--sub); }

@media (max-width:960px){
  .principle-grid{ grid-template-columns:repeat(2,1fr); }
}

/* ---------- ai.php ---------- */
.ai-section .search-box{ margin:0 0 20px; box-shadow:none; border:1px solid var(--line); }
.ai-examples{
  display:flex; flex-wrap:wrap; align-items:center; gap:10px; margin-bottom:36px;
  font-size:13.5px; color:var(--sub);
}
.chip-example{
  border:1px solid var(--line); background:var(--paper); color:var(--sea-deep);
  font-size:13.5px; font-weight:600; padding:7px 16px; border-radius:999px; transition:.2s ease;
}
.chip-example:hover{ border-color:var(--sea); background:rgba(10,90,156,.06); }
.ai-status{ font-size:14px; color:var(--sub); min-height:20px; margin-bottom:20px; }
.ai-answer{ margin-bottom:20px; }
.ai-answer:empty{ display:none; }
.ai-answer-badge{
  display:inline-block; font-size:12px; font-weight:700; color:#fff;
  background:var(--sea-deep); padding:4px 12px; border-radius:999px; margin-bottom:10px;
}
.ai-answer p{
  font-size:16px; line-height:1.8; color:var(--ink); background:var(--stone);
  padding:20px 24px; border-radius:var(--radius-md); margin-top:8px;
}
.ai-results{ display:grid; gap:16px; }
.ai-result-card{
  display:block; background:var(--paper); border:1px solid var(--line);
  border-radius:var(--radius-md); padding:24px 26px; transition:.2s ease;
}
.ai-result-card:hover{ border-color:var(--sea); box-shadow:var(--shadow-sm); }
.ai-result-card h3{ font-size:18px; font-weight:700; color:var(--ink); }
.ai-result-card p{ margin-top:8px; font-size:14.5px; line-height:1.75; color:var(--sub); }
.ai-result-source{ display:inline-block; margin-top:12px; font-size:12.5px; color:var(--sea-deep); font-weight:600; }

.lang-switch{
  border:1px solid currentColor; border-radius:999px; padding:5px 14px !important;
  font-family:var(--font-en); font-size:13px !important; font-weight:700 !important;
}
.lang-switch::after{ display:none; }

/* ---------- support.php ---------- */
.support-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.support-card{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius-md);
  padding:28px 26px; display:flex; flex-direction:column; gap:10px;
}
.support-card h3{ font-size:18px; font-weight:700; color:var(--sea-deep); }
.support-card p{ font-size:14px; line-height:1.65; color:var(--sub); }
.support-account{
  display:block; margin-top:4px; font-size:13px; background:var(--stone);
  padding:10px 14px; border-radius:var(--radius-sm); color:var(--ink); word-break:break-all;
}
.support-btn{
  margin-top:auto; display:inline-flex; align-items:center; justify-content:center;
  background:var(--sea); color:#fff; font-weight:700; font-size:14px;
  padding:12px 20px; border-radius:999px; transition:.2s ease;
}
.support-btn:hover{ background:var(--sea-deep); }

.usage-list{ display:grid; gap:18px; max-width:720px; }
.usage-list li{
  display:flex; flex-direction:column; gap:4px; padding-top:16px; border-top:1px solid var(--line);
}
.usage-list strong{ font-size:16px; color:var(--sea-deep); }
.usage-list span{ font-size:14px; color:var(--sub); line-height:1.65; }

/* ---------- contact.php ---------- */
.contact-box{
  max-width:560px; background:var(--paper); border:1px solid var(--line);
  border-radius:var(--radius-lg); padding:36px 34px;
}
.contact-email{
  display:inline-block; font-family:var(--font-en); font-size:22px; font-weight:800;
  color:var(--sea-deep); border-bottom:2px solid var(--sea-light); padding-bottom:2px;
}

.support-teaser{
  display:flex; align-items:center; justify-content:space-between; gap:24px;
  background:var(--stone); border-radius:var(--radius-lg); padding:36px 40px;
  flex-wrap:wrap;
}
.support-teaser .support-btn{ flex-shrink:0; padding:14px 26px; }

@media (max-width:960px){
  .support-grid{ grid-template-columns:1fr; }
  .support-teaser{ flex-direction:column; align-items:flex-start; }
}

/* ---------- affiliate products (visit.php) ---------- */
.affiliate-disclosure{
  display:inline-block; margin-top:14px; font-size:13px; font-weight:600;
  color:#8A6D1D; background:#FDF3D9; border:1px solid #F0DFA6;
  padding:8px 16px; border-radius:var(--radius-sm);
}
.affiliate-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-top:32px; }
.affiliate-card{
  display:flex; flex-direction:column; background:var(--paper); border:1px solid var(--line);
  border-radius:var(--radius-md); overflow:hidden; transition:transform .25s ease, box-shadow .25s ease;
}
.affiliate-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); }
.affiliate-thumb{ aspect-ratio:4/3; background:var(--stone); }
.affiliate-thumb img{ width:100%; height:100%; object-fit:cover; display:block; }
.affiliate-body{ padding:20px 22px; display:flex; flex-direction:column; gap:8px; }
.affiliate-body h3{ font-size:16px; font-weight:700; color:var(--ink); margin-top:4px; }
.affiliate-price{ font-family:var(--font-en); font-weight:800; font-size:17px; color:var(--sea-deep); }
.affiliate-cta{ margin-top:6px; font-size:13.5px; font-weight:700; color:var(--sea); }

@media (max-width:960px){
  .affiliate-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:600px){
  .affiliate-grid{ grid-template-columns:1fr; }
}

/* ---------- dark mode ---------- */
@media (prefers-color-scheme: dark){
  :root{
    --paper:#0F161F;
    --ink:#EDEFF2;
    --sub:#9BA5B1;
    --stone:#141B24;
    --stone-deep:#1B2430;
    --line:rgba(111,184,232,.16);
  }
  #site-header.is-scrolled{ background:rgba(15,22,31,.82); }
  .logo{ color:#fff; }
  .site-nav a{ color:#B7C0CB; }
  .site-nav a:hover, .site-nav a.active{ color:#fff; }
  .today-card, .feature-card, .step-card, .faq-item, .principle-card,
  .ai-result-card, .chip-example, .filter-chip, .source-links a,
  .support-card, .contact-box, .affiliate-card{ background:#141B24; }
  .mobile-nav{ background:#141B24; }
  .mobile-nav a{ color:#EDEFF2; }
  .menu-toggle span{ background:#fff; }
}