/* ==========================================================================
   MINTMEDIA GROUP — 메인 스타일시트
   모바일 우선(mobile-first)으로 작성, 900px 이상에서 데스크톱 레이아웃 적용
   ========================================================================== */

:root{
  --bg:#0B0F0E;
  --surface:#121A18;
  --surface-2:#0E1513;
  --ink:#F3F6F4;
  --muted:#93A29C;
  --muted-2:#8FA39C;
  --line:rgba(243,246,244,0.08);
  --line-strong:rgba(243,246,244,0.16);
  --accent:#33E6C4;
  --accent-ink:#08201A;
  --accent-2:#FF8F5E;
  --radius:16px;
  --container:1240px;
  --font-display:'Black Han Sans', 'Noto Sans KR', sans-serif;
  --font-body:'Noto Sans KR', system-ui, -apple-system, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, monospace;
}

*, *::before, *::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
.section{ scroll-margin-top:64px; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.6;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:var(--accent); text-decoration:none; }
a:hover{ color:#7DF3DB; }
h1,h2,h3,h4{ font-family:var(--font-display); font-weight:400; margin:0; text-wrap:balance; word-break:keep-all; }
p{ margin:0; }
button{ font-family:inherit; cursor:pointer; }
.container{ max-width:var(--container); margin:0 auto; padding:0 20px; }
@media (min-width:900px){ .container{ padding:0 48px; } }

.visually-hidden{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

/* ---------- ambient glow ---------- */
.glow{ position:absolute; border-radius:50%; pointer-events:none; filter:blur(2px); z-index:0; }
.glow--mint{ background:radial-gradient(circle, rgba(51,230,196,0.16) 0%, rgba(51,230,196,0) 70%); }
.glow--ember{ background:radial-gradient(circle, rgba(255,143,94,0.09) 0%, rgba(255,143,94,0) 70%); }

/* ---------- NAV ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(11,15,14,0.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{ display:flex; align-items:center; padding:16px 0; gap:16px; }
.brand{ display:flex; align-items:center; gap:10px; margin-right:auto; }
.brand-mark{ display:block; flex-shrink:0; }
.brand-text{ display:flex; align-items:baseline; gap:8px; }
.brand-main{ font-family:var(--font-display); font-size:24px; color:var(--ink); }
.brand-sub{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.14em; color:var(--muted); }
.nav-links{ display:none; align-items:center; gap:36px; }
.nav-links a{ font-size:14px; font-weight:500; color:#E3E9E6; }
.nav-links a.active{ color:var(--accent); }
.nav-cta{ padding:10px 20px; background:var(--accent); color:var(--accent-ink); border-radius:999px; font-size:13px; font-weight:700; }
.nav-toggle{
  display:flex; flex-direction:column; gap:5px; width:38px; height:38px; padding:9px;
  background:none; border:none; align-items:flex-end;
}
.nav-toggle span{ display:block; height:2px; width:100%; background:var(--ink); border-radius:2px; transition:transform .2s ease, opacity .2s ease; }
.nav-toggle span:nth-child(2){ width:70%; }
.nav-toggle.is-open span:nth-child(1){ transform:translateY(7px) rotate(45deg); width:100%; }
.nav-toggle.is-open span:nth-child(2){ opacity:0; }
.nav-toggle.is-open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); width:100%; }

.mobile-menu{
  display:none; flex-direction:column; gap:2px; padding:8px 0 20px; border-top:1px solid var(--line);
}
.mobile-menu.is-open{ display:flex; }
.mobile-menu a{ padding:14px 4px; font-size:15px; font-weight:500; color:var(--ink); border-bottom:1px solid var(--line); }
.mobile-menu .nav-cta{ margin-top:14px; text-align:center; }

@media (min-width:900px){
  .nav-links{ display:flex; }
  .nav-toggle{ display:none; }
  .mobile-menu{ display:none !important; }
}

/* ---------- HERO ---------- */
.hero{ position:relative; padding:56px 0 64px; overflow:hidden; }
.hero .glow--mint{ width:600px; height:600px; top:-220px; right:-200px; }
.hero-inner{ position:relative; z-index:1; display:flex; flex-direction:column; gap:24px; }
.eyebrow{ display:flex; align-items:center; gap:9px; font-family:var(--font-mono); font-size:11.5px; letter-spacing:0.1em; color:var(--muted); text-transform:uppercase; }
.eyebrow-dot{ width:6px; height:6px; border-radius:50%; background:var(--accent); flex-shrink:0; }
.hero-title{ font-size:clamp(34px, 7vw, 76px); line-height:1.1; }
.hero-title .accent{ color:var(--accent); }
.hero-desc{ font-size:16px; line-height:1.75; color:#B7C4BF; max-width:560px; }
.hero-actions{ display:flex; flex-direction:column; gap:12px; }
.btn{ display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:15px 26px; border-radius:10px; font-size:15px; font-weight:700; text-align:center; }
.btn-primary{ background:var(--accent); color:var(--accent-ink); border:1px solid var(--accent); }
.btn-outline{ background:transparent; color:var(--ink); border:1px solid var(--line-strong); }
.waveform{ display:flex; align-items:flex-end; gap:6px; height:70px; }
.waveform span{ width:8px; border-radius:5px; background:var(--accent); animation:wf-pulse 2.4s ease-in-out infinite; transform-origin:bottom; }
@media (prefers-reduced-motion: reduce){ .waveform span{ animation:none; } }
@keyframes wf-pulse{ 0%,100%{ transform:scaleY(0.55); } 50%{ transform:scaleY(1); } }

@media (min-width:900px){
  .hero{ padding:88px 0 110px; }
  .hero-inner{ flex-direction:row; align-items:center; justify-content:space-between; gap:40px; }
  .hero-copy{ max-width:640px; }
  .hero-actions{ flex-direction:row; }
  .waveform{ height:280px; }
  .waveform span{ width:10px; }
}

/* ---------- SECTIONS (shared) ---------- */
.section{ padding:56px 0; border-top:1px solid var(--line); position:relative; }
.section--tint{ background:var(--surface-2); }
.section-head{ display:flex; flex-direction:column; gap:14px; margin-bottom:32px; }
.section-kicker{ font-family:var(--font-mono); font-size:17px; letter-spacing:0.1em; color:var(--accent); text-transform:uppercase; }
.section-title{ font-size:clamp(30px, 4.5vw, 52px); line-height:1.2; }
@media (min-width:900px){
  .section{ padding:96px 0; }
  .section-head{ margin-bottom:48px; }
  .section-head--split{ flex-direction:row; align-items:flex-end; justify-content:space-between; gap:40px; }
  .section-head--split .section-title{ max-width:520px; }
  .section-note{ max-width:340px; font-size:15px; color:var(--muted); margin:0; }
}

/* ---------- CARDS / GRID ---------- */
.grid{ display:grid; gap:16px; }
@media (min-width:640px){ .grid--2{ grid-template-columns:1fr 1fr; } }
@media (min-width:900px){ .grid--3{ grid-template-columns:repeat(3,1fr); gap:24px; } .grid--2{ gap:24px; } }

.card{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:26px; }
.card h3{ font-family:var(--font-body); font-weight:700; font-size:17px; color:var(--ink); margin-bottom:10px; }
.card p{ font-size:14px; line-height:1.75; color:var(--muted); }
.card--plain{ background:transparent; border:1px solid var(--line-strong); }
.card-icon{ color:var(--accent); margin-bottom:16px; }

/* about split */
.about-grid{ display:grid; gap:24px; }
@media (min-width:900px){ .about-grid{ grid-template-columns:360px 1fr; gap:64px; align-items:start; } }

/* portfolio preview + full grid */
.work-grid{ display:grid; gap:14px; }
.work-card{ position:relative; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:22px; display:flex; justify-content:space-between; align-items:center; gap:12px; overflow:hidden; }
.work-card img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.work-card::after{
  content:''; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:linear-gradient(180deg, rgba(6,10,9,0.04) 0%, rgba(6,10,9,0.18) 50%, rgba(6,10,9,0.58) 100%);
}
.work-card-body{ position:relative; z-index:1; }
.work-card h3{ font-family:var(--font-body); font-weight:700; font-size:16.5px; color:var(--ink); margin:0; }
.work-card .meta{ font-size:12.5px; color:var(--muted); flex-shrink:0; position:relative; z-index:1; }
.work-card--feature{ position:relative; min-height:260px; display:flex; flex-direction:column; justify-content:flex-end; padding:28px; }
.work-tag{ font-family:var(--font-mono); font-size:11px; color:var(--accent); position:relative; z-index:1; }
@media (min-width:900px){
  .work-grid{ grid-template-columns:repeat(3,1fr); }
  .work-card--feature{ grid-row:unset; min-height:220px; }
}
.section-cta{ display:flex; justify-content:center; margin-top:32px; }

/* portfolio page filter bar */
.filter-bar{ display:flex; flex-wrap:wrap; align-items:center; gap:10px; margin-bottom:28px; }
.filter-pill{ padding:9px 18px; border-radius:999px; border:1px solid var(--line-strong); font-size:13.5px; color:var(--muted); background:transparent; }
.filter-pill.active{ background:var(--accent); border-color:var(--accent); color:var(--accent-ink); font-weight:700; }
.filter-count{ font-family:var(--font-mono); font-size:13px; color:var(--muted); margin-left:auto; }
.full-grid{ display:grid; grid-template-columns:1fr; gap:14px; }
@media (min-width:640px){ .full-grid{ grid-template-columns:1fr 1fr; } }
@media (min-width:1100px){ .full-grid{ grid-template-columns:repeat(3,1fr); } }
.pf-card{ background:var(--surface); border:1px solid var(--line); border-radius:14px; overflow:hidden; }
.pf-card-thumb{ position:relative; height:150px; background:var(--surface-2); display:flex; align-items:center; justify-content:center; }
.pf-card-thumb img{ width:100%; height:100%; object-fit:cover; }
.pf-card-thumb svg{ opacity:0.35; }
.pf-card-body{ padding:18px 20px; display:flex; flex-direction:column; gap:6px; }
.pf-card h3{ font-family:var(--font-body); font-weight:700; font-size:15.5px; color:var(--ink); }
.pf-card .meta{ font-size:12.5px; color:var(--muted); font-family:var(--font-mono); }
.pf-tag{ display:inline-block; font-size:11px; padding:2px 9px; border-radius:999px; background:var(--surface-2); color:var(--muted-2); width:fit-content; }

/* 포트폴리오 영상 재생 버튼 + 팝업 모달 */
.has-video{ cursor:pointer; }
.play-badge{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; z-index:2; }
.play-badge svg{ width:24px; height:24px; padding:14px; box-sizing:content-box; border-radius:50%; background:rgba(11,15,14,0.55); color:#fff; border:1.5px solid rgba(255,255,255,0.55); transition:transform .15s ease, background .15s ease; }
.has-video:hover .play-badge svg, .has-video:focus-visible .play-badge svg{ transform:scale(1.08); background:var(--accent); color:var(--accent-ink); border-color:var(--accent); }
.work-card .play-badge svg{ width:20px; height:20px; padding:10px; }

.video-modal{ position:fixed; inset:0; z-index:1000; display:none; align-items:center; justify-content:center; padding:24px; }
.video-modal.is-open{ display:flex; }
.video-modal-backdrop{ position:absolute; inset:0; background:rgba(6,8,8,0.9); }
.video-modal-box{ position:relative; width:min(960px,100%); aspect-ratio:16/9; box-shadow:0 30px 80px rgba(0,0,0,0.5); }
.video-modal-frame, .video-modal-frame iframe{ width:100%; height:100%; border:0; display:block; background:#000; border-radius:14px; overflow:hidden; }
.video-modal-close{ position:absolute; top:-42px; right:0; z-index:3; background:transparent; border:none; color:#fff; font-size:32px; line-height:1; cursor:pointer; padding:4px 8px; }
@media (max-width:640px){ .video-modal-close{ top:8px; right:8px; background:rgba(0,0,0,0.5); border-radius:50%; z-index:3; } }

/* location */
.location-grid{ display:grid; gap:32px; }
@media (min-width:900px){ .location-grid{ grid-template-columns:1fr 1fr; align-items:center; gap:56px; } }
.contact-row{ display:flex; gap:14px; margin-bottom:18px; }
.contact-row svg{ flex-shrink:0; margin-top:2px; color:var(--accent); }
.contact-row .label{ font-size:15px; color:var(--ink); }
.contact-row .sub{ font-size:13px; color:var(--muted-2); margin-top:4px; }
.map-placeholder{
  height:220px; border-radius:var(--radius); background:var(--surface); border:1px dashed var(--line-strong);
  display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden; text-align:center;
}
.map-placeholder .dots{ position:absolute; inset:0; background-image:radial-gradient(rgba(243,246,244,0.08) 1.5px, transparent 1.5px); background-size:20px 20px; }
.map-placeholder span{ position:relative; font-family:var(--font-mono); font-size:11.5px; color:var(--muted); padding:0 20px; }
@media (min-width:900px){ .map-placeholder{ height:320px; } }
.kakao-map{
  height:220px; border-radius:var(--radius); border:1px solid var(--line-strong);
  overflow:hidden; background:var(--surface);
}
@media (min-width:900px){ .kakao-map{ height:320px; } }

/* footer */
.site-footer{ padding:40px 0 48px; border-top:1px solid var(--line); }
.footer-inner{ display:flex; flex-direction:column; gap:20px; }
.footer-brand{ display:flex; align-items:center; gap:8px; }
.footer-fine{ font-family:var(--font-mono); font-size:10.5px; color:var(--muted-2); line-height:1.7; }
.footer-links{ display:flex; flex-wrap:wrap; align-items:center; gap:18px; font-size:12.5px; color:var(--muted-2); }
.footer-social{ display:flex; align-items:center; gap:16px; font-size:12.5px; }
@media (min-width:900px){ .footer-inner{ flex-direction:row; align-items:center; justify-content:space-between; } }

/* forms */
.form-field{ display:flex; flex-direction:column; gap:8px; margin-bottom:18px; }
.form-field label{ font-size:13.5px; color:var(--muted-2); }
.form-field input, .form-field textarea{
  background:var(--surface); border:1px solid var(--line-strong); border-radius:10px; padding:13px 16px;
  color:var(--ink); font-family:var(--font-body); font-size:14.5px;
}
.form-field textarea{ min-height:140px; resize:vertical; }
.form-field input:focus, .form-field textarea:focus{ outline:2px solid var(--accent); outline-offset:1px; }
.hp-field{ position:absolute; left:-9999px; top:-9999px; }
.form-note{ font-size:13px; color:var(--muted); margin-top:14px; }
.alert{ padding:14px 18px; border-radius:10px; font-size:14px; margin-bottom:20px; }
.alert--ok{ background:rgba(51,230,196,0.12); border:1px solid rgba(51,230,196,0.35); color:var(--ink); }
.alert--err{ background:rgba(255,105,97,0.12); border:1px solid rgba(255,105,97,0.35); color:var(--ink); }

.contact-hero{ padding:48px 0 20px; }
.contact-layout{ display:grid; gap:32px; }
@media (min-width:900px){ .contact-layout{ grid-template-columns:1fr 1fr; gap:64px; } }

/* admin */
.admin-body{ background:#0B0F0E; color:var(--ink); font-family:var(--font-body); min-height:100vh; margin:0; }
.admin-shell{ max-width:1100px; margin:0 auto; padding:32px 20px 60px; }
.admin-topbar{ display:flex; align-items:center; justify-content:space-between; margin-bottom:32px; flex-wrap:wrap; gap:12px; }
.admin-card{ background:var(--surface); border:1px solid var(--line); border-radius:16px; padding:28px; }
.admin-table{ width:100%; border-collapse:collapse; font-size:14px; }
.admin-table th, .admin-table td{ text-align:left; padding:12px 10px; border-bottom:1px solid var(--line); vertical-align:middle; }
.admin-table th{ color:var(--muted); font-weight:500; font-size:12.5px; text-transform:uppercase; letter-spacing:0.04em; }
.admin-thumb{ width:52px; height:36px; border-radius:6px; object-fit:cover; background:var(--surface-2); }
.admin-actions a, .admin-actions button{ font-size:13px; padding:6px 12px; border-radius:6px; border:1px solid var(--line-strong); background:transparent; color:var(--ink); margin-right:6px; }
.admin-actions .danger{ color:#FF8F7A; border-color:rgba(255,143,122,0.4); }
.login-shell{ max-width:400px; margin:80px auto; padding:0 20px; }
.login-card{ background:var(--surface); border:1px solid var(--line); border-radius:18px; padding:36px; }
.table-wrap{ overflow-x:auto; }

/* ---------- LEGAL DOCS ---------- */
.legal-header{ padding:56px 0 32px; border-bottom:1px solid var(--line); }
.legal-header .eyebrow{ margin-bottom:16px; }
.legal-meta{ font-family:var(--font-mono); font-size:12px; color:var(--muted); margin-top:12px; }
.legal-body{ padding:56px 0 80px; }
.legal-body article{ margin-bottom:48px; padding-bottom:48px; border-bottom:1px solid var(--line); }
.legal-body article:last-child{ border-bottom:none; margin-bottom:0; }
.legal-article-title{
  font-family:var(--font-body); font-weight:700; font-size:17px;
  color:var(--ink); margin-bottom:16px;
  display:flex; align-items:baseline; gap:10px;
}
.legal-article-num{ font-family:var(--font-mono); font-size:12px; color:var(--accent); flex-shrink:0; }
.legal-body p{ font-size:14.5px; line-height:1.95; color:var(--muted); margin-bottom:10px; }
.legal-body ol, .legal-body ul{ font-size:14.5px; line-height:1.95; color:var(--muted); padding-left:22px; margin-bottom:12px; }
.legal-body li{ margin-bottom:6px; }
.legal-body ol.no-indent{ padding-left:0; list-style:none; }
.legal-body ol.no-indent li{ padding-left:0; }
.legal-addendum{
  font-family:var(--font-mono); font-size:12.5px; color:var(--muted);
  padding:20px 24px; background:var(--surface); border-radius:12px; margin-top:48px;
}
@media(min-width:900px){
  .legal-header{ padding:88px 0 40px; }
  .legal-body{ padding:72px 0 100px; }
}

/* ---------- LANG SWITCHER ---------- */
.lang-switcher{ position:relative; display:flex; align-items:center; }
.lang-btn{
  display:flex; align-items:center; gap:5px;
  background:none; border:1px solid var(--line-strong); border-radius:8px;
  color:var(--muted); padding:5px 10px;
  font-size:10.5px; font-family:var(--font-mono); letter-spacing:.08em;
  cursor:pointer; transition:border-color .2s, color .2s;
}
.lang-btn:hover{ border-color:var(--accent); color:var(--accent); }
.lang-dropdown{
  position:absolute; top:calc(100% + 8px); right:0;
  background:var(--surface); border:1px solid var(--line-strong);
  border-radius:12px; padding:4px; min-width:118px;
  display:none; z-index:200;
  box-shadow:0 12px 32px rgba(0,0,0,.4);
}
.lang-dropdown.is-open{ display:block; }
.lang-option{
  display:block; width:100%;
  padding:9px 14px; background:none; border:0;
  color:var(--muted); font-size:13.5px; cursor:pointer;
  border-radius:8px; font-family:var(--font-body);
  text-align:left; transition:background .15s, color .15s;
}
.lang-option:hover{ background:var(--surface-2); color:var(--ink); }
.lang-option.is-active{ color:var(--accent); font-weight:700; }

/* text-wrap improvements */
.hero-desc{ text-wrap:pretty; }
.card p, .section-note{ text-wrap:balance; }