/*
Theme Name: KTT World
Theme URI: https://kttworld.com
Author: KTT World, Inc. (AesthetiK Group)
Author URI: https://kttworld.com
Description: KTT World — U.S. market compliance partner for K-beauty brands (FDA/MoCRA, IOR, US Agent). Bilingual (KR/EN) one-page marketing theme with navy/gold StoryBrand layout. Built on the Luxmetics theme pattern for Hostinger WordPress.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kttworld
*/

:root{
  --navy-900:#06163A; --navy-800:#0B2350; --navy-700:#143169; --navy-600:#1E3F82;
  --blue-500:#2D6CDF; --blue-400:#4D87F0; --blue-50:#EAF1FE;
  --gold:#C9A24B; --gold-soft:#F0E4C6;
  --ink:#16203A; --muted:#5C6781; --line:#E4E8F1;
  --bg:#FFFFFF; --bg-soft:#F6F8FC; --bg-soft2:#EEF2FA;
  --radius:16px; --radius-sm:11px; --maxw:1140px;
  --shadow:0 10px 30px -12px rgba(11,35,80,.18);
  --shadow-lg:0 24px 60px -20px rgba(11,35,80,.35);
  --font:"Pretendard","Pretendard Variable",-apple-system,BlinkMacSystemFont,system-ui,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-500);}
.eyebrow.light{color:var(--blue-400);}
.en{font-size:.86em;color:var(--muted);font-weight:500;letter-spacing:.01em;}
section{position:relative;}
h1,h2,h3{letter-spacing:-.02em;line-height:1.22;font-weight:800;}
.sec-title{font-size:clamp(26px,3.4vw,40px);color:var(--navy-900);}
.sec-title .en{display:block;font-size:15px;color:var(--blue-500);font-weight:700;letter-spacing:.04em;margin-bottom:10px;text-transform:none;}
.sec-sub{color:var(--muted);font-size:17px;max-width:640px;margin-top:14px;}
.center{text-align:center;margin-left:auto;margin-right:auto;}

/* English-accent nodes — hidden when site is in English mode */
html[data-lang="en"] .enaccent{display:none !important;}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:15.5px;padding:15px 26px;border-radius:999px;border:1.5px solid transparent;cursor:pointer;transition:.2s ease;white-space:nowrap;}
.btn-primary{background:var(--blue-500);color:#fff;box-shadow:0 8px 22px -8px rgba(45,108,223,.65);}
.btn-primary:hover{background:#1F5BCB;transform:translateY(-2px);color:#fff;}
.btn-gold{background:var(--gold);color:#2A2306;}
.btn-gold:hover{background:#B8923F;transform:translateY(-2px);color:#2A2306;}
.btn-ghost{background:transparent;color:var(--navy-800);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--blue-400);color:var(--blue-500);}
.btn-ghost-light{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.28);}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.55);color:#fff;}

/* Header */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line);}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;}
.brand{display:flex;align-items:center;gap:11px;}
.brand .mark{width:38px;height:38px;flex:0 0 auto;}
.brand .wordmark{display:flex;flex-direction:column;line-height:1.05;}
.brand .wordmark b{font-size:18px;font-weight:800;color:var(--navy-900);letter-spacing:.02em;}
.brand .wordmark span{font-size:9.5px;font-weight:600;letter-spacing:.2em;color:var(--muted);text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;}
.nav-links a{font-size:15px;font-weight:600;color:#34405C;transition:.15s;}
.nav-links a:hover{color:var(--blue-500);}
.nav-cta{display:flex;align-items:center;gap:11px;}
.nav-cta .btn{padding:11px 18px;font-size:14.5px;}

/* Language switcher */
.lang-switch{position:relative;}
.lang-btn{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:14px;color:var(--navy-800);background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:9px 13px;cursor:pointer;transition:.15s;font-family:inherit;}
.lang-btn:hover{border-color:var(--blue-400);color:var(--blue-500);}
.lang-btn .glb{width:16px;height:16px;}
.lang-btn .chev{transition:.2s;}
.lang-switch.open .lang-btn .chev{transform:rotate(180deg);}
.lang-menu{position:absolute;top:calc(100% + 8px);right:0;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:6px;min-width:148px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:.16s;z-index:60;}
.lang-switch.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0);}
.lang-menu button{display:flex;align-items:center;gap:9px;width:100%;text-align:left;background:none;border:none;border-radius:8px;padding:10px 12px;font-size:14px;font-weight:600;color:#34405C;cursor:pointer;font-family:inherit;}
.lang-menu button:hover{background:var(--bg-soft);}
.lang-menu button.active{color:var(--blue-500);background:var(--blue-50);}
.lang-menu button .flag{font-size:15px;line-height:1;}

/* Hero */
.hero{background:radial-gradient(120% 130% at 80% -10%, #16306B 0%, var(--navy-900) 55%);color:#fff;overflow:hidden;}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;padding-top:90px;padding-bottom:96px;}
.hero-copy h1{font-size:clamp(32px,4.6vw,55px);font-weight:800;color:#fff;letter-spacing:-.025em;}
.hero-copy h1 .hl{color:var(--gold);}
.hero-en{font-size:16px;color:#9DB4E0;font-weight:600;letter-spacing:.01em;margin:18px 0 0;}
.hero-copy p.lead{margin-top:22px;font-size:18px;color:#C9D6EE;max-width:520px;}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;}
.hero-trust{display:flex;gap:26px;margin-top:40px;flex-wrap:wrap;}
.hero-trust .t{display:flex;flex-direction:column;}
.hero-trust .t b{font-size:24px;font-weight:800;color:#fff;}
.hero-trust .t span{font-size:12.5px;color:#8FA5D2;letter-spacing:.02em;margin-top:2px;}
.hero-trust .t .en{color:#7C92BE;}

.hero-card{background:linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.16);border-radius:22px;padding:26px;backdrop-filter:blur(6px);box-shadow:var(--shadow-lg);}
.hero-card .hc-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.14);}
.hero-card .hc-head .lbl{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#9DB4E0;font-weight:700;}
.hc-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:#0A1B3E;background:var(--gold);padding:5px 11px;border-radius:999px;}
.hc-row{display:flex;align-items:center;gap:13px;padding:15px 2px;border-bottom:1px dashed rgba(255,255,255,.12);}
.hc-row:last-child{border-bottom:none;}
.hc-check{width:26px;height:26px;flex:0 0 auto;border-radius:8px;background:rgba(77,135,240,.22);display:grid;place-items:center;}
.hc-check svg{width:15px;height:15px;}
.hc-row .txt b{display:block;font-size:14.5px;color:#fff;font-weight:700;}
.hc-row .txt span{font-size:12.5px;color:#9DB4E0;}
.hc-row .st{margin-left:auto;font-size:11.5px;font-weight:700;color:#7BE0A8;background:rgba(43,180,120,.14);padding:4px 10px;border-radius:999px;}

.stripbar{background:var(--navy-900);color:#9DB4E0;}
.stripbar .wrap{display:flex;align-items:center;justify-content:center;gap:14px;padding:16px 24px;font-size:13.5px;flex-wrap:wrap;text-align:center;}
.stripbar b{color:#fff;font-weight:700;}
.stripbar .dot{width:4px;height:4px;border-radius:50%;background:#4D87F0;}

.pad{padding:92px 0;}

.problem{background:var(--bg-soft);}
.prob-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:46px;}
.prob-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;transition:.2s;}
.prob-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#D4DCEC;}
.prob-ico{width:46px;height:46px;border-radius:12px;background:#FDECEC;display:grid;place-items:center;margin-bottom:16px;}
.prob-ico svg{width:24px;height:24px;}
.prob-card h3{font-size:17px;color:var(--navy-900);font-weight:700;margin-bottom:7px;}
.prob-card p{font-size:14px;color:var(--muted);}
.stakes{margin-top:40px;background:linear-gradient(100deg,#1A2D57,#0B2350);color:#fff;border-radius:var(--radius);padding:30px 34px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.stakes .warn{width:48px;height:48px;flex:0 0 auto;border-radius:12px;background:rgba(201,162,75,.18);display:grid;place-items:center;}
.stakes p{font-size:16px;color:#D7E0F2;}
.stakes p b{color:#fff;}

.guide .wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:center;}
.guide-visual{background:linear-gradient(165deg,var(--navy-800),var(--navy-900));border-radius:22px;padding:38px;color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden;}
.guide-visual::after{content:"";position:absolute;width:240px;height:240px;right:-70px;top:-70px;border-radius:50%;background:radial-gradient(circle,rgba(77,135,240,.35),transparent 70%);}
.guide-visual .seal{display:inline-flex;align-items:center;gap:8px;background:rgba(201,162,75,.16);border:1px solid rgba(201,162,75,.4);color:var(--gold-soft);font-size:13px;font-weight:700;padding:8px 14px;border-radius:999px;margin-bottom:22px;}
.guide-visual h3{font-size:23px;color:#fff;margin-bottom:8px;}
.guide-visual p{color:#B9C8E6;font-size:14.5px;}
.auth-list{margin-top:24px;display:grid;gap:14px;position:relative;z-index:1;}
.auth-item{display:flex;gap:13px;align-items:flex-start;}
.auth-item .ic{width:30px;height:30px;flex:0 0 auto;border-radius:8px;background:rgba(77,135,240,.2);display:grid;place-items:center;}
.auth-item .ic svg{width:16px;height:16px;}
.auth-item b{display:block;font-size:15px;color:#fff;font-weight:700;}
.auth-item span{font-size:13px;color:#9DB4E0;}
.guide-copy h2{margin-bottom:18px;}
.guide-copy p.big{font-size:19px;color:var(--ink);font-weight:600;margin-bottom:14px;}
.guide-copy p{color:var(--muted);font-size:16px;margin-bottom:14px;}
.guide-copy .quote{border-left:3px solid var(--blue-500);padding-left:18px;font-style:italic;color:var(--navy-800);font-size:17px;font-weight:600;margin:22px 0;}

.plan{background:var(--navy-900);color:#fff;}
.plan .sec-title{color:#fff;}
.plan .sec-title .en{color:var(--blue-400);}
.plan .sec-sub{color:#A9BBDD;}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:50px;}
.step{background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);padding:30px 26px;position:relative;}
.step .num{font-size:13px;font-weight:800;color:var(--navy-900);background:var(--gold);width:34px;height:34px;border-radius:10px;display:grid;place-items:center;margin-bottom:18px;}
.step h3{font-size:19px;color:#fff;margin-bottom:9px;}
.step .step-en{font-size:12.5px;color:var(--blue-400);font-weight:600;letter-spacing:.03em;margin-bottom:10px;}
.step p{font-size:14.5px;color:#B5C5E4;}
.step .arrow{position:absolute;right:-19px;top:50%;transform:translateY(-50%);z-index:2;color:var(--blue-400);}
.step:last-child .arrow{display:none;}

.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px;}
.svc{border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;background:#fff;transition:.2s;}
.svc:hover{border-color:var(--blue-400);box-shadow:var(--shadow);transform:translateY(-3px);}
.svc .si{width:50px;height:50px;border-radius:13px;background:var(--blue-50);display:grid;place-items:center;margin-bottom:18px;}
.svc .si svg{width:26px;height:26px;}
.svc h3{font-size:18px;color:var(--navy-900);margin-bottom:8px;font-weight:700;}
.svc .svc-en{font-size:12.5px;color:var(--blue-500);font-weight:600;letter-spacing:.02em;margin-bottom:9px;}
.svc p{font-size:14.5px;color:var(--muted);}

.why{background:var(--bg-soft);}
.cmp{margin-top:48px;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:var(--shadow);}
.cmp-col{padding:30px 26px;border-right:1px solid var(--line);}
.cmp-col:last-child{border-right:none;}
.cmp-col.high{background:linear-gradient(180deg,#0B2350,#143169);color:#fff;position:relative;}
.cmp-col h3{font-size:17px;font-weight:800;margin-bottom:4px;}
.cmp-col.high h3{color:#fff;}
.cmp-col .tag{font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--muted);margin-bottom:18px;display:block;}
.cmp-col.high .tag{color:var(--gold);}
.cmp-col .price{font-size:15px;font-weight:700;color:var(--navy-900);margin-bottom:16px;}
.cmp-col.high .price{color:#fff;}
.cmp-li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);padding:8px 0;border-top:1px dashed var(--line);}
.cmp-col.high .cmp-li{color:#C2D0EC;border-top-color:rgba(255,255,255,.14);}
.cmp-li svg{width:17px;height:17px;flex:0 0 auto;margin-top:2px;}
.cmp-col.high .pin{position:absolute;top:-1px;right:-1px;background:var(--gold);color:#2A2306;font-size:11px;font-weight:800;padding:5px 13px;border-bottom-left-radius:10px;letter-spacing:.04em;}

.success .wrap-ba{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:48px;}
.ba{border-radius:var(--radius);padding:34px 30px;}
.ba.before{background:#fff;border:1px solid var(--line);}
.ba.after{background:linear-gradient(165deg,#16306B,var(--navy-900));color:#fff;box-shadow:var(--shadow-lg);}
.ba .ba-lbl{font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px;}
.ba.before .ba-lbl{color:#B23B3B;}
.ba.after .ba-lbl{color:var(--gold);}
.ba ul{list-style:none;display:grid;gap:14px;}
.ba li{display:flex;gap:11px;align-items:flex-start;font-size:15.5px;}
.ba.before li{color:var(--muted);}
.ba.after li{color:#DCE6F8;}
.ba li svg{width:20px;height:20px;flex:0 0 auto;margin-top:2px;}

.pkgs{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:50px;align-items:stretch;}
.pkg{border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;background:#fff;display:flex;flex-direction:column;transition:.2s;}
.pkg:hover{box-shadow:var(--shadow);transform:translateY(-3px);}
.pkg.feat{border:2px solid var(--blue-500);box-shadow:var(--shadow-lg);position:relative;}
.pkg.feat .ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--blue-500);color:#fff;font-size:12px;font-weight:700;padding:5px 16px;border-radius:999px;white-space:nowrap;}
.pkg .pname{font-size:14px;font-weight:800;letter-spacing:.06em;color:var(--blue-500);text-transform:uppercase;}
.pkg .pdesc{font-size:14px;color:var(--muted);margin:8px 0 18px;min-height:40px;}
.pkg .pprice{font-size:15px;color:var(--navy-900);font-weight:700;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:18px;}
.pkg .pprice small{display:block;font-size:12.5px;color:var(--muted);font-weight:500;margin-top:3px;}
.pkg ul{list-style:none;display:grid;gap:11px;flex:1;margin-bottom:24px;}
.pkg li{display:flex;gap:9px;align-items:flex-start;font-size:14px;color:#3C485F;}
.pkg li svg{width:17px;height:17px;flex:0 0 auto;margin-top:2px;color:var(--blue-500);}
.pkg .btn{width:100%;justify-content:center;}
.pkg-note{text-align:center;color:var(--muted);font-size:13.5px;margin-top:26px;}

.faq{background:var(--bg-soft);}
.faq-list{max-width:820px;margin:46px auto 0;display:grid;gap:14px;}
details.qa{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:4px 24px;transition:.2s;}
details.qa[open]{box-shadow:var(--shadow);border-color:#D4DCEC;}
details.qa summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;font-size:16.5px;font-weight:700;color:var(--navy-900);}
details.qa summary::-webkit-details-marker{display:none;}
details.qa summary .q-en{display:block;font-size:12.5px;color:var(--blue-500);font-weight:600;margin-top:3px;}
details.qa summary .pm{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--blue-50);display:grid;place-items:center;transition:.2s;}
details.qa[open] summary .pm{background:var(--blue-500);transform:rotate(45deg);}
details.qa[open] summary .pm svg{stroke:#fff;}
details.qa .a{padding:0 0 22px;color:var(--muted);font-size:15px;}

.final{background:radial-gradient(120% 140% at 20% 0%, #16306B 0%, var(--navy-900) 60%);color:#fff;text-align:center;}
.final h2{font-size:clamp(28px,3.6vw,42px);color:#fff;margin-bottom:8px;}
.final .fen{color:var(--blue-400);font-weight:600;font-size:16px;margin-bottom:18px;}
.final p{color:#C2D0EC;font-size:18px;max-width:560px;margin:0 auto 32px;}
.final-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.final-mini{margin-top:26px;color:#8FA5D2;font-size:13.5px;}

footer.site{background:var(--navy-900);color:#9DB4E0;padding:56px 0 30px;border-top:1px solid rgba(255,255,255,.08);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.foot-grid h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin-bottom:16px;font-weight:700;}
.foot-grid a,.foot-grid p{font-size:14px;color:#9DB4E0;display:block;margin-bottom:9px;}
.foot-grid a:hover{color:#fff;}
.foot-brand .brand .wordmark b{color:#fff;}
.foot-brand p{margin-top:16px;max-width:260px;font-size:13.5px;color:#8395BC;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#7488B0;}

/* Generic content pages (blog/about/etc.) */
.page-wrap{max-width:780px;margin:0 auto;padding:80px 24px;}
.page-wrap h1.entry-title{font-size:clamp(28px,4vw,42px);color:var(--navy-900);margin-bottom:8px;}
.page-meta{color:var(--muted);font-size:14px;margin-bottom:28px;}
.entry-content{font-size:17px;color:#2C3650;line-height:1.8;}
.entry-content h2{font-size:24px;color:var(--navy-900);margin:34px 0 12px;}
.entry-content h3{font-size:20px;color:var(--navy-900);margin:26px 0 10px;}
.entry-content p{margin-bottom:18px;}
.entry-content a{color:var(--blue-500);text-decoration:underline;}
.entry-content img{border-radius:12px;margin:18px 0;}
.entry-content blockquote{border-left:3px solid var(--blue-500);padding-left:18px;color:var(--navy-800);font-style:italic;margin:22px 0;}
.post-list{max-width:900px;margin:0 auto;padding:80px 24px;display:grid;gap:22px;}
.post-card{border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;transition:.2s;}
.post-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.post-card h2{font-size:21px;color:var(--navy-900);margin-bottom:8px;}
.post-card .excerpt{color:var(--muted);font-size:15px;}
.btn-back{display:inline-flex;margin-top:30px;}

@media(max-width:980px){
  .nav-links{display:none;}
  .hero .wrap{grid-template-columns:1fr;gap:44px;padding-top:64px;padding-bottom:70px;}
  .guide .wrap,.success .wrap-ba{grid-template-columns:1fr;gap:34px;}
  .prob-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:1fr;}
  .step .arrow{display:none;}
  .svc-grid,.pkgs,.cmp{grid-template-columns:1fr;}
  .cmp-col{border-right:none;border-bottom:1px solid var(--line);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media(max-width:560px){
  .prob-grid{grid-template-columns:1fr;}
  .hero-trust{gap:18px;}
  .pad{padding:64px 0;}
  .foot-grid{grid-template-columns:1fr;}
  .nav-cta .btn.ghost-hide{display:none;}
  .lang-btn .lbl{display:none;}
}