@import url("https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@600;700&family=Roboto:wght@400;500;600;700&display=swap");

:root{
  --ink:#34261f;
  --ink-soft:#5d4b3d;
  --red:#8f2f1f;
  --red-dark:#742316;
  --gold:#b5873d;
  --gold-deep:#91672b;
  --gold-soft:#d9c08f;
  --paper:#f7edd8;
  --paper-light:#fff9ed;
  --paper-soft:#f1e2c2;
  --paper-deep:#e9d3aa;
  --muted:#786858;
  --line:#d7bf91;
  --line-soft:rgba(145,103,43,.20);
  --green:#697850;
  --shadow:0 22px 55px rgba(81,53,29,.11);
  --shadow-soft:0 12px 28px rgba(81,53,29,.07);
  --container:1220px;
  --radius:18px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--paper)}
body{
  margin:0;
  color:var(--ink);
  background:
    radial-gradient(circle at 8% 5%,rgba(181,135,61,.06),transparent 22%),
    radial-gradient(circle at 92% 12%,rgba(143,47,31,.035),transparent 18%),
    linear-gradient(180deg,#faf4e7 0%,#f7edd8 100%);
  font-family:"Roboto",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.admin-bar .site-header{top:32px}
body.menu-open{overflow:hidden}
a{text-decoration:none;color:inherit}
button{font:inherit}
img{display:block;max-width:100%}
.container{width:min(calc(100% - 48px),var(--container));margin:auto}
.skip-link{position:fixed;left:12px;top:-100px;z-index:5000;background:#fff;padding:10px 14px;border-radius:8px}
.skip-link:focus{top:12px}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:1200;
  background:rgba(251,245,232,.94);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--line-soft);
}
.site-header:after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(181,135,61,.55),transparent)
}
.nav{height:76px;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-seal{
  display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--gold);
  border-radius:50%;background:linear-gradient(180deg,#fff9ed,#f3e2bf);
  color:var(--red);font:700 13px "Cormorant Garamond",serif;
  box-shadow:inset 0 0 0 4px rgba(181,135,61,.08)
}
.brand-copy{display:flex;flex-direction:column}
.brand-copy strong{font:700 21px/1 "Cormorant Garamond",serif;letter-spacing:-.01em}
.brand-copy small{font-size:8px;letter-spacing:.08em;color:#8b735a;margin-top:4px}
.nav-links{display:flex;gap:25px;margin-left:auto}
.nav-links a{position:relative;padding:28px 0 24px;font-size:12px;font-weight:600;color:#5b4b3e}
.nav-links a:after{
  content:"";position:absolute;left:50%;right:50%;bottom:17px;height:1px;background:var(--gold);transition:.2s
}
.nav-links a:hover{color:var(--red)}
.nav-links a:hover:after{left:0;right:0}
.menu-btn{display:none;margin-left:auto;border:0;background:transparent;padding:8px;cursor:pointer}
.menu-btn span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:45px;padding:0 20px;
  border:1px solid transparent;border-radius:999px;font-size:12px;font-weight:700;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  color:#fff8e8;background:linear-gradient(180deg,#a23a26,#842816);border-color:#742215;
  box-shadow:0 10px 24px rgba(126,41,23,.17),inset 0 1px 0 rgba(255,255,255,.13)
}
.btn-primary:hover{box-shadow:0 14px 30px rgba(126,41,23,.22)}
.btn-outline{color:var(--ink);background:rgba(255,250,239,.72);border-color:rgba(145,103,43,.55)}
.btn-outline:hover{background:#fff9ed;border-color:var(--gold)}
.btn-lg{min-height:54px;padding:0 26px;font-size:13px}
.text-link{display:inline-block;color:var(--red);font-size:12px;font-weight:700;border-bottom:1px solid #c59f5c;padding-bottom:4px}

/* TYPE */
.eyebrow{font-size:9px;font-weight:700;letter-spacing:.18em;color:var(--red);text-transform:uppercase}
.heritage-kicker{display:flex;align-items:center;gap:9px;margin-top:12px;color:#8d6d42}
.heritage-kicker i{width:28px;height:1px;background:linear-gradient(90deg,transparent,var(--gold));display:block}
.heritage-kicker i:last-child{transform:scaleX(-1)}
.heritage-kicker span{font:600 12px "Cormorant Garamond",serif}
.section{padding:96px 0}
.section h2,.hero h1,.final-cta h2{font-family:"Cormorant Garamond",serif;letter-spacing:-.035em}
.section h2{font-size:clamp(44px,4.5vw,60px);line-height:.98;margin:16px 0 0}
.section h2 em,.hero h1 em,.final-cta h2 em{font-style:normal;color:var(--red)}
.section-head{max-width:760px;margin-bottom:46px}
.section-head.centered{text-align:center;margin:0 auto 48px}
.section-head p{font-size:14px;line-height:1.75;color:var(--muted);margin:15px auto 0;max-width:650px}
.split-head{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:end;max-width:none}
.split-head p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}

/* HERO */
.hero{
  position:relative;overflow:hidden;padding:94px 0 54px;
  background:
    radial-gradient(ellipse at 78% 28%,rgba(181,135,61,.11),transparent 31%),
    linear-gradient(180deg,rgba(255,250,239,.93),rgba(247,237,216,.97))
}
.hero-pattern{
  position:absolute;inset:0;pointer-events:none;opacity:.26;
  background-image:
    radial-gradient(circle at 12% 22%,transparent 0 49px,rgba(181,135,61,.16) 50px 51px,transparent 52px),
    radial-gradient(circle at 87% 86%,transparent 0 74px,rgba(143,47,31,.10) 75px 76px,transparent 77px)
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:.92fr 1.08fr;gap:66px;align-items:center}
.hero h1{font-size:clamp(58px,5.7vw,80px);line-height:.91;margin:21px 0 26px;font-weight:700;text-wrap:balance}
.hero-copy>p{font-size:16px;line-height:1.82;color:var(--muted);max-width:630px}
.hero-actions{display:flex;gap:10px;margin:30px 0}
.hero-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:26px}
.hero-proof>div{padding:13px 12px 11px;border-top:1px solid var(--line)}
.hero-proof span{font-size:9px;font-weight:700;color:var(--red)}
.hero-proof b{display:block;font:700 14px "Cormorant Garamond",serif;margin:5px 0 2px}
.hero-proof small{display:block;font-size:9px;line-height:1.45;color:#82705d}

.hero-visual{position:relative}
.visual-caption{display:flex;align-items:center;gap:8px;margin:0 0 10px 13px;font-size:9px;letter-spacing:.08em;color:#856c50}
.pulse{width:7px;height:7px;border-radius:50%;background:#7e905c;box-shadow:0 0 0 5px rgba(105,120,80,.12)}
.dashboard-frame{
  width:100%;display:block;padding:10px;border:1px solid #c9a460;border-radius:20px;cursor:zoom-in;
  background:linear-gradient(180deg,#fffaf0,#ead7ae);box-shadow:0 30px 65px rgba(78,50,26,.16)
}
.dashboard-frame img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;border:1px solid #dec9a0;background:#fff}
.metric-card{
  position:absolute;z-index:3;min-width:138px;padding:12px 15px;background:rgba(255,250,239,.96);
  border:1px solid #d4b781;border-radius:12px;box-shadow:0 16px 34px rgba(83,52,26,.13);backdrop-filter:blur(8px)
}
.metric-card small{display:block;font-size:9px;color:#846c54}
.metric-card strong{display:block;font:700 22px "Cormorant Garamond",serif;color:var(--red);margin:2px 0}
.metric-card span{font-size:8px;color:var(--green);font-weight:700}
.metric-1{left:-26px;top:23%}.metric-2{right:-14px;bottom:9%}

.executive-strip{
  position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);margin-top:58px;
  background:rgba(255,249,237,.72);border:1px solid var(--line);border-radius:14px;overflow:hidden
}
.executive-strip>div{padding:18px 20px;border-right:1px solid var(--line)}
.executive-strip>div:last-child{border-right:0}
.executive-strip strong{display:block;font:700 17px "Cormorant Garamond",serif;color:var(--red)}
.executive-strip span{display:block;margin-top:2px;font-size:10px;color:#7a6856}

/* PROBLEM */
.section-problem{background:#fbf5e8}
.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.problem-card{
  position:relative;padding:30px;background:#fffaf0;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow-soft);min-height:252px;overflow:hidden
}
.problem-card:after{
  content:"";position:absolute;right:-44px;top:-44px;width:118px;height:118px;border-radius:50%;
  border:1px solid rgba(181,135,61,.13);box-shadow:0 0 0 18px rgba(181,135,61,.025)
}
.card-no{font-size:9px;font-weight:700;color:var(--red)}
.problem-icon{
  display:grid;place-items:center;width:44px;height:44px;margin-top:38px;border:1px solid #d0b47e;border-radius:50%;
  color:var(--gold-deep);font:700 17px "Cormorant Garamond",serif;background:#f8edd6
}
.problem-card h3{font:700 27px "Cormorant Garamond",serif;margin:17px 0 8px}
.problem-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.68}

/* SOLUTION */
.section-solution{
  background:
    radial-gradient(circle at 12% 15%,rgba(181,135,61,.10),transparent 22%),
    linear-gradient(180deg,#f1e2c2,#ead4aa);
  border-top:1px solid #d2b782;border-bottom:1px solid #d2b782
}
.solution-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:74px;align-items:center}
.solution-copy>p{font-size:14px;line-height:1.78;color:var(--muted);max-width:640px;margin:18px 0 0}
.solution-checks{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:30px}
.solution-checks>div{display:flex;gap:10px;padding:14px;border:1px solid #d4b981;border-radius:12px;background:rgba(255,250,239,.58)}
.solution-checks i{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#a87931;color:#fff;font-style:normal;font-size:10px;flex-shrink:0}
.solution-checks b{display:block;font-size:11px}
.solution-checks small{display:block;margin-top:3px;font-size:9px;line-height:1.45;color:#806e5c}
.architecture-card{
  padding:28px;border:1px solid #c6a46b;border-radius:20px;background:rgba(255,250,239,.90);box-shadow:var(--shadow-soft)
}
.arch-title{text-align:center;font:700 18px "Cormorant Garamond",serif;margin-bottom:18px}
.arch-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.arch-row span{padding:9px;border:1px solid #d9c39b;border-radius:9px;background:#fbf2df;text-align:center;font-size:9px;font-weight:600;color:#715d49}
.arch-arrow{text-align:center;color:var(--gold-deep);padding:7px 0}
.arch-box{padding:13px 15px;border:1px solid #d0b17b;border-radius:10px;background:#f6e7ca;text-align:center}
.arch-box small{display:block;font-size:8px;letter-spacing:.12em;color:#80684d}
.arch-box strong{display:block;margin-top:3px;font:700 16px "Cormorant Garamond",serif}
.arch-box.gold{background:#d6b46f;border-color:#bd9349;color:#49331f}
.arch-box.red{background:#8f2f1f;border-color:#742316;color:#fff8ea}
.arch-box.red small{color:#efd8c4}
.arch-users{display:flex;justify-content:center;gap:7px;margin-top:14px}
.arch-users span{padding:5px 8px;border:1px solid #d0b783;border-radius:999px;background:#fff8e9;font-size:8px;font-weight:700;color:#6c5844}

/* CEO */
.section-ceo{background:#fff9ed}
.ceo-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:62px;align-items:center}
.ceo-copy>p{color:var(--muted);font-size:14px;line-height:1.72;margin:16px 0 0}
.ceo-list{margin:27px 0 26px}
.ceo-list>div{display:flex;gap:13px;padding:14px 0;border-bottom:1px solid var(--line)}
.ceo-list>div:first-child{border-top:1px solid var(--line)}
.ceo-list>div>span{
  display:grid;place-items:center;width:30px;height:30px;border-radius:50%;border:1px solid #c9a86b;
  font-size:8px;font-weight:700;color:var(--red);background:#fbefda;flex-shrink:0
}
.ceo-list p{margin:0}
.ceo-list b{display:block;font:700 17px "Cormorant Garamond",serif}
.ceo-list small{display:block;margin-top:2px;font-size:10px;line-height:1.5;color:#7c6956}
.ceo-dashboard{display:block;width:100%;border:0;background:transparent;padding:0;cursor:zoom-in}
.ceo-dashboard img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid #d0b37f;border-radius:18px;background:#fff;box-shadow:var(--shadow)}
.ceo-note{text-align:right;margin-top:8px;font-size:8px;color:#93806b}

/* MODULES */
.section-modules{background:linear-gradient(180deg,#f3e5c8,#efdfbd)}
.module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.module-card{background:#fff9ed;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 6px 18px rgba(83,53,27,.035);transition:.24s}
.module-card:hover{transform:translateY(-4px);box-shadow:0 18px 35px rgba(83,53,27,.09)}
.module-image{display:block;width:100%;padding:0;border:0;background:#fff;cursor:zoom-in;aspect-ratio:16/9;overflow:hidden}
.module-image img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.module-card:hover .module-image img{transform:scale(1.018)}
.module-body{padding:20px}
.module-body small{font-size:8px;letter-spacing:.13em;font-weight:700;color:var(--red)}
.module-body h3{font:700 24px "Cormorant Garamond",serif;margin:7px 0 7px}
.module-body p{margin:0;font-size:12px;line-height:1.6;color:var(--muted)}

/* FILE SHOP */
.section-files{background:#fbf5e8}
.files-intro{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:end;margin-bottom:44px}
.files-intro h2{margin-bottom:0}
.files-intro p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
.file-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.file-card{
  display:flex;flex-direction:column;background:#fffaf0;border:1px solid var(--line);
  border-radius:16px;overflow:hidden;box-shadow:0 6px 18px rgba(83,53,27,.035);transition:.24s
}
.file-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(83,53,27,.09)}
.file-cover{position:relative;display:block;width:100%;padding:0;border:0;background:#fff;aspect-ratio:16/9;cursor:zoom-in;overflow:hidden}
.file-cover img{width:100%;height:100%;object-fit:cover}
.file-tag{
  position:absolute;left:12px;top:12px;padding:6px 9px;border-radius:999px;background:rgba(116,35,22,.92);
  color:#fff8e8;font-size:7px;font-weight:700;letter-spacing:.12em
}
.file-body{display:flex;flex:1;flex-direction:column;padding:20px}
.file-body h3{font:700 23px "Cormorant Garamond",serif;margin:0 0 7px}
.file-body>p{margin:0;min-height:58px;font-size:12px;line-height:1.6;color:var(--muted)}
.file-features{display:flex;flex-wrap:wrap;gap:6px;margin:16px 0 19px}
.file-features span{padding:5px 8px;border:1px solid #dbc49a;border-radius:999px;background:#f8edda;font-size:8px;color:#6f5c49}
.file-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:auto}
.file-actions.single{grid-template-columns:1fr}
.file-actions .btn{padding:0 12px;width:100%}
.custom-card{background:linear-gradient(180deg,#f0dfbc,#e6cca0)}
.custom-visual{
  aspect-ratio:16/9;display:grid;place-items:center;align-content:center;gap:9px;
  background:
    radial-gradient(circle at 30% 20%,rgba(181,135,61,.18),transparent 36%),
    radial-gradient(circle at 75% 78%,rgba(143,47,31,.08),transparent 42%),
    #f5e7c8
}
.custom-seal{
  display:grid;place-items:center;width:65px;height:65px;border:1px solid #b5893d;border-radius:50%;
  color:var(--red);font:700 24px "Cormorant Garamond",serif;background:rgba(255,249,237,.55)
}
.custom-visual small{font-size:8px;letter-spacing:.15em;color:#806a51}
.decision-note{
  margin-top:24px;padding:20px 22px;border:1px solid var(--line);border-radius:14px;background:#f3e3c3;
  display:flex;align-items:center;justify-content:space-between;gap:30px
}
.decision-note strong{display:block;font:700 16px "Cormorant Garamond",serif}
.decision-note span{display:block;margin-top:2px;font-size:10px;color:#75624f}
.decision-note a{flex-shrink:0;color:var(--red);font-size:11px;font-weight:700}

/* PROCESS */
.section-process{background:#fff9ed}
.process-line{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.process-line article{position:relative;display:flex;gap:13px;padding:26px 20px 30px;border-right:1px solid var(--line)}
.process-line article:last-child{border-right:0}
.process-line article>span{
  display:grid;place-items:center;width:34px;height:34px;border:1px solid #b98f4c;border-radius:50%;
  background:#f9edd7;color:var(--red);font-size:8px;font-weight:700;flex-shrink:0
}
.process-line h3{font:700 20px "Cormorant Garamond",serif;margin:2px 0 7px}
.process-line p{margin:0;color:var(--muted);font-size:10px;line-height:1.6}

/* FAQ */
.section-faq{background:linear-gradient(180deg,#f3e5c8,#efdfbd)}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:72px}
.faq-intro h2{font-size:clamp(42px,4.2vw,56px)}
.faq-intro>p{margin:15px 0 24px;color:var(--muted);font-size:13px;line-height:1.72}
.faq-list details{border-top:1px solid var(--line);padding:20px 0}
.faq-list details:last-child{border-bottom:1px solid var(--line)}
.faq-list summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;font-size:13px;font-weight:700}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary span{font-size:20px;font-weight:400;color:var(--red);transition:transform .2s}
.faq-list details[open] summary span{transform:rotate(45deg)}
.faq-list p{margin:12px 0 0;max-width:730px;color:var(--muted);font-size:12px;line-height:1.7}

/* CTA */
.final-cta{
  padding:82px 0;background:
    radial-gradient(circle at 86% 18%,rgba(143,47,31,.055),transparent 22%),
    linear-gradient(180deg,#ead7ae,#dfc18f);
  border-top:1px solid #c7a56a
}
.cta-panel{
  display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center;
  padding:34px;border:1px solid rgba(145,103,43,.42);border-radius:20px;background:rgba(255,249,237,.44)
}
.cta-mark{
  display:grid;place-items:center;width:64px;height:64px;border:1px solid #b5883c;border-radius:50%;
  background:rgba(255,249,237,.48);color:var(--red);font:700 24px "Cormorant Garamond",serif
}
.cta-copy h2{font-size:clamp(40px,4vw,52px);line-height:.98;margin:12px 0 8px}
.cta-copy p{margin:0;color:var(--muted);font-size:12px}
.cta-actions{display:flex;flex-direction:column;gap:8px;min-width:210px}

/* FOOTER */
.footer{padding:44px 0 22px;background:#d9bd8f;color:#665342;border-top:1px solid #bd965a}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:45px}
.footer p{max-width:380px;margin:12px 0 0;font-size:10px;line-height:1.6;color:#745f4c}
.footer small{display:block;margin-bottom:8px;font-size:8px;font-weight:700;letter-spacing:.12em;color:#85663e}
.footer-grid>div:nth-child(n+2){display:flex;flex-direction:column;gap:5px;font-size:10px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:28px;padding-top:15px;border-top:1px solid rgba(111,81,41,.20);font-size:8px;color:#816a54}

/* LIGHTBOX */
.lightbox{position:fixed;inset:0;z-index:2200;display:grid;place-items:center;padding:28px}
.lightbox[hidden]{display:none}
.lightbox-backdrop{position:absolute;inset:0;background:rgba(54,37,27,.80);backdrop-filter:blur(7px)}
.lightbox-panel{
  position:relative;z-index:1;width:min(94vw,1440px);background:#fff9ed;border:1px solid #c8a35f;
  border-radius:16px;overflow:hidden;box-shadow:0 40px 100px rgba(54,37,27,.34)
}
.lightbox-panel img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#fff}
.lightbox-caption{padding:12px 16px;border-top:1px solid var(--line);font-size:10px;color:#705e4d}
.lightbox-close{
  position:absolute;right:12px;top:12px;z-index:2;width:38px;height:38px;border:0;border-radius:50%;
  background:var(--red);color:#fff8e8;font-size:23px;cursor:pointer
}
.image-error{background:#f2e5cb;min-height:160px}

/* MOBILE CTA */
.mobile-zalo{
  display:none;position:fixed;left:14px;right:14px;bottom:14px;z-index:1100;
  min-height:48px;align-items:center;justify-content:center;border-radius:999px;background:linear-gradient(180deg,#a23a26,#842816);
  color:#fff8e8;font-size:12px;font-weight:700;box-shadow:0 14px 30px rgba(97,36,22,.25)
}

/* REVEAL */
.reveal{opacity:0;transform:translateY(16px);transition:.65s cubic-bezier(.19,1,.22,1)}
.reveal.visible{opacity:1;transform:none}

/* RESPONSIVE */
@media(max-width:1100px){
  .nav-links{gap:18px}
  .nav-links a{font-size:11px}
  .hero-grid,.solution-grid,.ceo-grid,.faq-grid{grid-template-columns:1fr}
  .hero-visual{max-width:820px;margin:10px auto 0}
  .metric-card{display:none}
  .solution-checks{grid-template-columns:repeat(2,1fr)}
  .module-grid,.file-grid{grid-template-columns:repeat(2,1fr)}
  .process-line{grid-template-columns:repeat(2,1fr)}
  .process-line article:nth-child(2){border-right:0}
  .process-line article:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .cta-panel{grid-template-columns:auto 1fr}
  .cta-actions{grid-column:1/-1;flex-direction:row}
}
@media(max-width:820px){
  .nav{height:68px}
  .nav-links{
    display:none;position:absolute;top:68px;left:14px;right:14px;margin:0;padding:8px;
    background:#fff9ed;border:1px solid var(--line);border-radius:13px;box-shadow:var(--shadow);
    flex-direction:column;gap:0
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 12px}
  .nav-links a:after{display:none}
  .menu-btn{display:block}
  .nav-cta{display:none}
  .split-head,.files-intro{grid-template-columns:1fr;gap:18px}
  .executive-strip{grid-template-columns:repeat(2,1fr)}
  .executive-strip>div:nth-child(2){border-right:0}
  .executive-strip>div:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .hero-proof{grid-template-columns:1fr}
}
@media(max-width:640px){
  .container{width:min(calc(100% - 28px),var(--container))}
  body.admin-bar .site-header{top:46px}
  .brand-copy small{display:none}
  .hero{padding:60px 0 38px}
  .hero h1{font-size:49px}
  .hero-copy>p{font-size:14px}
  .hero-actions{flex-direction:column}
  .dashboard-frame{padding:6px;border-radius:14px}
  .section{padding:72px 0}
  .section h2{font-size:42px}
  .problem-grid,.module-grid,.file-grid,.solution-checks{grid-template-columns:1fr}
  .problem-card{min-height:0}
  .executive-strip{grid-template-columns:1fr}
  .executive-strip>div{border-right:0!important;border-bottom:1px solid var(--line)}
  .executive-strip>div:last-child{border-bottom:0}
  .process-line{grid-template-columns:1fr}
  .process-line article{border-right:0!important;border-bottom:1px solid var(--line)!important}
  .process-line article:last-child{border-bottom:0!important}
  .decision-note{align-items:flex-start;flex-direction:column;gap:10px}
  .cta-panel{grid-template-columns:1fr;padding:25px}
  .cta-mark{width:52px;height:52px}
  .cta-actions{grid-column:auto;flex-direction:column;min-width:0}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
  .mobile-zalo{display:flex}
  .footer{padding-bottom:82px}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .btn,.module-card,.file-card{transition:none}
}


/* ==========================================================================
   ADAPTIVE MEDIA — V9
   Use:
   .media-wide      => fixed 16:9 dashboard / report screenshot
   .media-portrait  => fixed 9:19 mobile / vertical mockup
   .media-auto      => JS detects the actual image orientation
   ========================================================================== */

.media-frame{
  --media-ratio: 16 / 9;
  position:relative;
  overflow:hidden;
}

.media-wide{
  --media-ratio:16 / 9;
  aspect-ratio:var(--media-ratio);
}

.media-portrait{
  --media-ratio:9 / 19;
  aspect-ratio:var(--media-ratio);
}

.media-auto{
  aspect-ratio:var(--media-ratio);
  transition:aspect-ratio .28s ease;
}

/* Existing executive dashboards should always remain landscape. */
.dashboard-frame.media-wide,
.ceo-dashboard.media-wide{
  aspect-ratio:16 / 9;
}

.dashboard-frame.media-wide img,
.ceo-dashboard.media-wide img{
  width:100%;
  height:100%;
  aspect-ratio:auto;
  object-fit:cover;
  object-position:center;
}

/* Report/file assets may be replaced by portrait mockups.
   Wide image => full 16:9.
   Portrait => 9:19, centered, no destructive crop. */
.module-image.media-auto,
.file-cover.media-auto{
  background:
    radial-gradient(circle at 50% 25%,rgba(181,135,61,.08),transparent 38%),
    #f7ecd5;
}

.module-image.media-auto img,
.file-cover.media-auto img{
  width:100%;
  height:100%;
  aspect-ratio:auto;
  object-position:center;
}

.module-image.media-auto.is-wide img,
.file-cover.media-auto.is-wide img{
  object-fit:cover;
}

.module-image.media-auto.is-portrait,
.file-cover.media-auto.is-portrait{
  width:min(100%, 270px);
  margin:18px auto 0;
  border:1px solid var(--line);
  border-radius:18px;
  background:#fff9ed;
  box-shadow:0 12px 28px rgba(81,53,29,.08);
}

.module-image.media-auto.is-portrait img,
.file-cover.media-auto.is-portrait img{
  object-fit:contain;
  background:#fff;
}

.module-image.media-auto.is-near-square,
.file-cover.media-auto.is-near-square{
  width:min(100%, 330px);
  margin:14px auto 0;
  border-radius:15px;
  background:#fff8ea;
}

.module-image.media-auto.is-near-square img,
.file-cover.media-auto.is-near-square img{
  object-fit:contain;
}

/* Manual portrait utility for future sections */
.media-portrait-shell{
  width:min(100%, 330px);
  margin-inline:auto;
  aspect-ratio:9 / 19;
  border:1px solid var(--line);
  border-radius:24px;
  padding:9px;
  background:linear-gradient(180deg,#fffaf0,#ead7ae);
  box-shadow:var(--shadow-soft);
}
.media-portrait-shell img{
  width:100%;
  height:100%;
  object-fit:contain;
  border-radius:17px;
  background:#fff;
}

/* Keep mixed-orientation grids visually orderly. */
.module-grid,
.file-grid{
  align-items:start;
}

.module-card,
.file-card{
  height:100%;
}

/* Portrait cards get slightly more breathing room and do not force crop. */
.module-card:has(.media-auto.is-portrait) .module-body,
.file-card:has(.media-auto.is-portrait) .file-body{
  padding-top:18px;
}

/* Lightbox should respect source orientation instead of forcing every image to 16:9. */
.lightbox-panel{
  width:min(94vw,1440px);
  max-height:92vh;
}

.lightbox-panel img{
  width:100%;
  height:auto;
  max-height:82vh;
  aspect-ratio:auto;
  object-fit:contain;
  background:#fff;
}

/* When previewing a vertical 9:19 image, keep it elegant and centered. */
.lightbox-panel.is-portrait-preview{
  width:min(92vw,520px);
}

.lightbox-panel.is-portrait-preview img{
  max-height:84vh;
  aspect-ratio:9 / 19;
  object-fit:contain;
}

@media(max-width:640px){
  .module-image.media-auto.is-portrait,
  .file-cover.media-auto.is-portrait{
    width:min(78vw,250px);
  }

  .media-portrait-shell{
    width:min(78vw,290px);
  }
}


/* ==========================================================================
   V10 ASSET MANAGER
   ========================================================================== */

.image-config-missing{
  background:
    linear-gradient(135deg,rgba(181,135,61,.08),rgba(143,47,31,.04)),
    #f5e8cc;
}

.image-config-missing::after{
  content:"Ảnh chưa được cấu hình trong config/images.js";
}

.media-frame[data-media-aspect="wide"]{
  --media-ratio:16 / 9;
  aspect-ratio:16 / 9;
}

.media-frame[data-media-aspect="portrait"]{
  --media-ratio:9 / 19;
  aspect-ratio:9 / 19;
}

.media-frame[data-media-aspect="auto"]{
  aspect-ratio:var(--media-ratio,16 / 9);
}

/* Preserve the elegant centered portrait treatment when config forces portrait. */
.module-image.media-portrait,
.file-cover.media-portrait{
  width:min(100%,270px);
  margin:18px auto 0;
  border:1px solid var(--line);
  border-radius:18px;
  background:#fff9ed;
  box-shadow:0 12px 28px rgba(81,53,29,.08);
}

.module-image.media-portrait img,
.file-cover.media-portrait img{
  width:100%;
  height:100%;
  object-fit:contain;
  background:#fff;
}


/* ==========================================================================
   V11 — IMAGE BREATHING SPACE + MODULE WEBAPP LINKS
   ========================================================================== */

/* General rule:
   image never touches the outer card/frame directly */
.dashboard-frame,
.ceo-dashboard,
.module-image,
.file-cover{
  background:linear-gradient(180deg,#fffaf0,#f1dfbb);
  border:1px solid var(--line);
}

/* Hero and CEO already have outer frames; make inner gap explicit. */
.dashboard-frame{
  padding:10px;
}
.ceo-dashboard{
  padding:10px;
}

/* Module/file images get a visible margin from their card edges. */
.module-image,
.file-cover{
  width:calc(100% - 20px) !important;
  margin:10px 10px 0 !important;
  border-radius:13px !important;
  padding:7px !important;
  box-sizing:border-box;
}

/* Adaptive portrait/near-square media still keep the same breathing space. */
.module-image.media-auto.is-portrait,
.file-cover.media-auto.is-portrait{
  width:min(calc(100% - 28px),270px) !important;
  margin:14px auto 0 !important;
  padding:7px !important;
}
.module-image.media-auto.is-near-square,
.file-cover.media-auto.is-near-square{
  width:min(calc(100% - 28px),330px) !important;
  margin:14px auto 0 !important;
  padding:7px !important;
}
.module-image.media-portrait,
.file-cover.media-portrait{
  width:min(calc(100% - 28px),270px) !important;
  margin:14px auto 0 !important;
  padding:7px !important;
}

/* Inner image gets its own subtle border and rounded corner. */
.dashboard-frame > img,
.ceo-dashboard > img,
.module-image > img,
.file-cover > img{
  border-radius:9px !important;
  border:1px solid rgba(145,103,43,.20);
  background:#fff;
}

/* Module Web App click UX */
.module-image.module-webapp-trigger{
  position:relative;
  cursor:pointer;
}

.module-link-overlay{
  position:absolute;
  left:14px;
  right:14px;
  bottom:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:9px 11px;
  border-radius:10px;
  background:rgba(89,56,31,.82);
  color:#fff9ed;
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(8px);
  transform:translateY(8px);
  opacity:0;
  transition:opacity .22s ease,transform .22s ease;
  pointer-events:none;
}

.module-link-overlay b{
  font-size:9px;
  letter-spacing:.04em;
}

.module-link-overlay i{
  font-style:normal;
  font-size:14px;
}

.module-image.module-webapp-trigger:hover .module-link-overlay,
.module-image.module-webapp-trigger:focus-visible .module-link-overlay{
  opacity:1;
  transform:none;
}

.module-image.module-webapp-trigger.has-webapp-link{
  outline:none;
}

.module-image.module-webapp-trigger.has-webapp-link:hover{
  border-color:var(--gold);
  box-shadow:0 12px 24px rgba(81,53,29,.09);
}

.module-image.module-webapp-trigger.webapp-link-missing .module-link-overlay b{
  font-size:0;
}
.module-image.module-webapp-trigger.webapp-link-missing .module-link-overlay b::after{
  content:"Xem ảnh mẫu";
  font-size:9px;
}

/* Ensure file tag respects new inner frame margin */
.file-tag{
  left:18px !important;
  top:18px !important;
}

@media(max-width:640px){
  .module-image,
  .file-cover{
    width:calc(100% - 16px) !important;
    margin:8px 8px 0 !important;
    padding:6px !important;
  }

  .module-link-overlay{
    opacity:1;
    transform:none;
    left:12px;
    right:12px;
    bottom:12px;
    padding:8px 10px;
  }
}


/* ==========================================================================
   V13 — DYNAMIC FILE REPORT MANAGER
   ========================================================================== */

#fileGrid.file-grid{
  align-items:stretch;
}

#fileGrid .file-card{
  min-width:0;
  height:100%;
}

.file-config-message{
  grid-column:1 / -1;
  margin:0;
  padding:22px 24px;
  border:1px dashed var(--line);
  border-radius:14px;
  background:#fff9ed;
  color:var(--muted);
  font-size:12px;
  text-align:center;
}


/* ==========================================================================
   V14 — IMAGE QUALITY / ORIGINAL-COMPOSITION PRESERVATION
   ========================================================================== */

/* Dashboard/report screenshots contain text and charts.
   Keep the complete original composition instead of cropping. */
.dashboard-frame > img,
.ceo-dashboard > img,
.module-image > img,
.file-cover > img{
  object-fit:contain !important;
  object-position:center center !important;
  transform:none !important;
  image-rendering:auto;
  -webkit-font-smoothing:antialiased;
  background:#fff;
}

/* Optional per-image override from config/images.js:
   fit:"cover" remains possible for photographic artwork. */
.media-frame[data-image-fit="cover"] > img{
  object-fit:cover !important;
}
.media-frame[data-image-fit="contain"] > img{
  object-fit:contain !important;
}

/* Remove hover image scaling because scaling dashboard screenshots softens text. */
.module-card:hover .module-image img,
.file-card:hover .file-cover img,
.module-image:hover img,
.file-cover:hover img{
  transform:none !important;
}

/* Give every image a clean breathing space from its outer frame. */
.dashboard-frame,
.ceo-dashboard{
  padding:10px !important;
}

.module-image,
.file-cover{
  padding:8px !important;
  background:linear-gradient(180deg,#fffaf0,#f1dfbb) !important;
}

.dashboard-frame > img,
.ceo-dashboard > img,
.module-image > img,
.file-cover > img{
  border:1px solid rgba(145,103,43,.18) !important;
  border-radius:9px !important;
}

/* For portrait mockups, never stretch or crop. */
.media-frame.is-portrait > img,
.media-frame.media-portrait > img{
  object-fit:contain !important;
}

/* Lightbox = full/original image preview.
   No forced crop, no artificial 16:9. */
.lightbox-panel{
  width:min(96vw,1600px) !important;
  max-height:94vh !important;
}

.lightbox-panel img{
  width:100% !important;
  height:auto !important;
  max-height:86vh !important;
  aspect-ratio:auto !important;
  object-fit:contain !important;
  object-position:center !important;
  background:#fff !important;
}

/* Module image clearly behaves as a link to the corresponding Web App. */
.module-image.module-webapp-trigger.has-webapp-link{
  cursor:pointer;
}

.module-image.module-webapp-trigger.has-webapp-link .module-link-overlay{
  background:rgba(116,35,22,.90);
}

.module-image.module-webapp-trigger.webapp-link-missing .module-link-overlay{
  background:rgba(76,59,43,.78);
}

/* Do not animate the image itself; animate the card only. */
.module-image img,
.file-cover img{
  transition:none !important;
}


/* ==========================================================================
   V15 — FILE PREVIEW URL + WORDPRESS PURCHASE FORM
   ========================================================================== */

.file-report-link.is-unconfigured{
  opacity:.55;
  cursor:not-allowed;
  transform:none !important;
  box-shadow:none !important;
}

.purchase-modal{
  position:fixed;
  inset:0;
  z-index:2300;
  display:grid;
  place-items:center;
  padding:24px;
}

.purchase-modal[hidden]{
  display:none;
}

.purchase-modal-backdrop{
  position:absolute;
  inset:0;
  background:rgba(54,37,27,.78);
  backdrop-filter:blur(7px);
}

.purchase-modal-panel{
  position:relative;
  z-index:1;
  width:min(94vw,680px);
  max-height:92vh;
  overflow:auto;
  padding:30px;
  border:1px solid #c8a35f;
  border-radius:20px;
  background:
    radial-gradient(circle at 95% 0%,rgba(181,135,61,.11),transparent 28%),
    #fff9ed;
  box-shadow:0 36px 90px rgba(54,37,27,.32);
}

.purchase-modal-close{
  position:absolute;
  top:14px;
  right:14px;
  width:38px;
  height:38px;
  border:0;
  border-radius:50%;
  background:var(--red);
  color:#fff8e8;
  font-size:23px;
  cursor:pointer;
}

.purchase-modal-head{
  padding-right:48px;
  margin-bottom:22px;
}

.purchase-modal-head h2{
  margin:10px 0 7px;
  font:700 36px/1 "Cormorant Garamond",serif;
  letter-spacing:-.025em;
}

.purchase-modal-head p{
  margin:0;
  max-width:560px;
  color:var(--muted);
  font-size:12px;
  line-height:1.65;
}

.selected-report{
  display:inline-flex;
  margin-top:14px;
  padding:7px 11px;
  border:1px solid #d4b67d;
  border-radius:999px;
  background:#f4e5c6;
  color:var(--red);
  font-size:10px;
  font-weight:700;
}

.purchase-form{
  border-top:1px solid var(--line);
  padding-top:22px;
}

.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}

.form-field{
  display:grid;
  gap:7px;
}

.form-field-full{
  grid-column:1 / -1;
}

.form-field>span{
  color:var(--ink-soft);
  font-size:10px;
  font-weight:700;
}

.form-field>span b{
  color:var(--red);
}

.form-field input,
.form-field textarea{
  width:100%;
  border:1px solid #d7c098;
  border-radius:11px;
  background:#fffdf7;
  color:var(--ink);
  outline:none;
  padding:12px 13px;
  font:500 12px "Roboto",Arial,sans-serif;
  transition:border-color .18s ease,box-shadow .18s ease;
}

.form-field textarea{
  resize:vertical;
  min-height:100px;
}

.form-field input:focus,
.form-field textarea:focus{
  border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(181,135,61,.12);
}

.purchase-honeypot{
  position:absolute !important;
  left:-9999px !important;
  width:1px !important;
  height:1px !important;
  overflow:hidden !important;
}

.purchase-status{
  min-height:0;
  margin-top:14px;
  border-radius:10px;
  font-size:11px;
  line-height:1.55;
}

.purchase-status:not(:empty){
  padding:10px 12px;
  border:1px solid transparent;
}

.purchase-status.is-loading{
  background:#f5ead1;
  border-color:#d8bf8b;
  color:#745d42;
}

.purchase-status.is-success{
  background:#edf2e5;
  border-color:#b8c59f;
  color:#52613c;
}

.purchase-status.is-error{
  background:#f8e8e3;
  border-color:#d8aaa0;
  color:#812d20;
}

.purchase-form-actions{
  display:flex;
  align-items:center;
  gap:14px;
  margin-top:18px;
}

.purchase-fallback-link{
  color:var(--red);
  font-size:10px;
  font-weight:700;
}

.purchase-privacy{
  display:block;
  margin-top:12px;
  color:#927e68;
  font-size:8px;
  line-height:1.5;
}

@media(max-width:640px){
  .purchase-modal{
    padding:12px;
  }

  .purchase-modal-panel{
    width:100%;
    padding:23px 18px 20px;
    border-radius:16px;
  }

  .purchase-modal-head{
    padding-right:38px;
  }

  .purchase-modal-head h2{
    font-size:31px;
  }

  .form-grid{
    grid-template-columns:1fr;
  }

  .form-field-full{
    grid-column:auto;
  }

  .purchase-form-actions{
    align-items:stretch;
    flex-direction:column;
  }

  .purchase-form-actions .btn{
    width:100%;
  }
}


/* ==========================================================================
   V16 — MODULE WEBAPP LINK HARDENING
   ========================================================================== */

a.module-webapp-trigger{
  color:inherit;
  text-decoration:none;
}

a.module-webapp-trigger.has-webapp-link{
  cursor:pointer;
}

a.module-webapp-trigger.has-webapp-link:focus-visible{
  outline:3px solid rgba(181,135,61,.28);
  outline-offset:3px;
}

a.module-webapp-trigger.has-webapp-link .module-link-overlay{
  opacity:1;
  transform:none;
  background:rgba(116,35,22,.88);
}

a.module-webapp-trigger.webapp-link-missing .module-link-overlay{
  background:rgba(76,59,43,.78);
}


/* ==========================================================================
   V17 — DYNAMIC MODULE MANAGER
   ========================================================================== */

#moduleGrid.module-grid{
  align-items:stretch;
}

#moduleGrid .module-card{
  min-width:0;
  height:100%;
}

.module-config-message{
  grid-column:1 / -1;
  margin:0;
  padding:22px 24px;
  border:1px dashed var(--line);
  border-radius:14px;
  background:#fff9ed;
  color:var(--muted);
  font-size:12px;
  text-align:center;
}

.footer-address {
  margin: 4px 0 0;
  font-style: normal;
  font-size: 10px;
  line-height: 1.6;
  color: #745f4c;
  max-width: 260px;
}