:root{--navy:#073879;--deep:#052554;--blue:#0755a4;--gold:#f9c536;--pale:#eff6ff;--ink:#102a4e}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;font-family:system-ui,-apple-system,"Noto Sans Thai",sans-serif;color:var(--ink);background:#f5f9ff}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{font:inherit}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid #dce8f5;backdrop-filter:blur(12px)}.header-inner{height:72px;max-width:1200px;padding:0 28px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:12px;font-size:1.05rem;font-weight:800;line-height:1.25}.brand small{display:block;font-size:.76rem;font-weight:500;color:#5d7693;margin-top:3px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--navy);color:var(--gold);font-weight:900;font-size:.9rem;white-space:nowrap}.header-cta{padding:10px 17px;color:white;background:var(--navy);font-weight:700;border-radius:12px;font-size:.9rem;white-space:nowrap}.intro{background:radial-gradient(circle at 78% 26%,#d7eafe 0,transparent 30%),linear-gradient(140deg,#fff 12%,#e8f3ff 100%);position:relative;overflow:hidden}.intro:before{content:"";position:absolute;width:70vw;height:70vw;max-width:850px;max-height:850px;border:2px solid rgba(7,85,164,.1);border-radius:50%;top:-65%;right:-15%}.intro:after{content:"";position:absolute;width:70px;height:8px;background:var(--gold);border-radius:30px;bottom:46px;left:calc(50% - 35px)}.intro-inner{max-width:1200px;padding:65px 28px 86px;margin:auto;display:grid;grid-template-columns:1fr minmax(310px,465px);align-items:center;gap:7%}.intro-copy{position:relative;z-index:1}.eyebrow{letter-spacing:.12em;font-size:.82rem;font-weight:800;color:var(--blue);margin:0 0 20px}.eyebrow span{display:inline-block;width:22px;height:3px;background:var(--gold);vertical-align:middle;margin:0 4px}.intro h1{font-size:clamp(2.3rem,5vw,4.4rem);line-height:1.18;letter-spacing:-.035em;color:var(--navy);margin:0 0 25px}.intro h1 em{font-style:normal;color:var(--blue)}.lead{font-size:clamp(1.05rem,1.8vw,1.3rem);line-height:1.7;margin:0 0 30px}.intro-actions,.contact-actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:15px;min-height:52px;padding:12px 22px;border-radius:13px;font-weight:800;text-align:center}.primary{color:white;background:var(--navy);box-shadow:0 9px 22px rgba(4,44,96,.18)}.secondary{color:var(--navy);background:#fff;border:1px solid #c5d9ee}.intro-hint{font-size:.87rem;color:#657d97;margin:23px 0 0}.cover-frame{position:relative;max-width:465px;margin:auto;padding:10px;background:white;border-radius:19px;box-shadow:0 24px 65px rgba(0,42,98,.2);transform:rotate(2deg)}.cover-frame:before{content:"";position:absolute;background:var(--gold);width:40%;height:15px;left:-18px;bottom:35px;z-index:-1;border-radius:10px}.cover-button{background:none;border:0;display:block;padding:0;cursor:zoom-in}.cover-button img{display:block;width:100%;height:auto;border-radius:11px}.quick-nav{position:relative;z-index:5;background:var(--navy);color:white}.quick-inner{max-width:1200px;margin:auto;padding:20px 28px;display:flex;align-items:center;gap:22px}.quick-title{flex:none;font-weight:800;color:var(--gold)}.quick-links{display:flex;gap:9px;overflow:auto;scrollbar-width:thin;padding-bottom:3px}.quick-links a{flex:none;padding:9px 15px;border:1px solid #5880af;border-radius:99px;font-size:.89rem;white-space:nowrap}.quick-links a:hover,.quick-links a:focus-visible{background:white;color:var(--navy)}.brochure{max-width:1200px;margin:auto;padding:82px 28px 95px}.section-heading{text-align:center;margin-bottom:45px}.section-heading .eyebrow{margin-bottom:8px}.section-heading h2{font-size:clamp(1.9rem,3vw,2.7rem);color:var(--navy);margin:0 0 8px}.section-heading>p:last-child{margin:0;color:#607895}.page-card{max-width:755px;margin:0 auto 56px;scroll-margin-top:112px}.page-label{display:flex;align-items:baseline;gap:17px;margin:0 0 16px}.page-number{font-size:2rem;color:var(--blue);font-weight:900;font-variant-numeric:tabular-nums}.page-label h3{margin:0;font-size:1.2rem;color:var(--deep)}.page-image{display:block;background:white;border:0;width:100%;padding:10px;border-radius:18px;box-shadow:0 12px 35px rgba(10,58,113,.1);cursor:zoom-in;transition:transform .2s,box-shadow .2s}.page-image:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(10,58,113,.17)}.page-image img{display:block;width:100%;height:auto;border-radius:10px}.page-caption{margin:12px 4px 0;color:#5c7490;font-size:.86rem}.contact{background:var(--navy);color:white;position:relative;overflow:hidden}.contact:after{content:"";position:absolute;border:2px solid #ffffff20;width:480px;height:480px;border-radius:50%;right:-150px;top:-180px}.contact-inner{position:relative;z-index:1;max-width:1200px;margin:auto;padding:80px 28px 90px}.contact .eyebrow{color:var(--gold)}.contact h2{font-size:clamp(2rem,4vw,3.5rem);line-height:1.25;margin:0 0 16px}.contact p:not(.eyebrow){color:#d7e9ff;margin:0 0 30px}.yellow{background:var(--gold);color:var(--deep)}.outline{border:1px solid #8bb6e0;color:white}footer{background:var(--deep);color:#dbeafb;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:25px max(28px,calc((100vw - 1144px)/2));font-size:.9rem}footer a{text-decoration:underline;text-underline-offset:4px}.floating-cta{display:none}.viewer[hidden]{display:none}.viewer{position:fixed;inset:0;z-index:100;background:#071325f5;color:white;display:flex;align-items:center;justify-content:center;touch-action:none}.viewer-toolbar{position:absolute;z-index:3;top:0;left:0;right:0;min-height:70px;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;background:linear-gradient(#071325e8,transparent);font-weight:700}.viewer-toolbar>div{display:flex;gap:7px}.viewer-toolbar button,.viewer-nav{border:1px solid #ffffff55;background:#122f53;color:white;cursor:pointer;border-radius:10px;width:42px;height:42px;font-size:1.45rem}.viewer-stage{position:absolute;inset:70px 55px 40px;overflow:hidden;display:flex;align-items:center;justify-content:center;touch-action:none}.viewer-stage img{max-width:100%;max-height:100%;object-fit:contain;transform-origin:center;user-select:none;will-change:transform}.viewer-nav{position:absolute;z-index:2;top:50%;transform:translateY(-50%);font-size:2rem}.viewer-nav.prev{left:8px}.viewer-nav.next{right:8px}.viewer-tip{position:absolute;bottom:5px;margin:0;font-size:.78rem;color:#c6d5e6}a:focus-visible,button:focus-visible{outline:3px solid #e8a800;outline-offset:3px}@media(max-width:750px){.header-inner{height:62px;padding:0 17px}.brand{font-size:.92rem}.brand-mark{width:37px;height:37px}.header-cta{font-size:.78rem;padding:9px 11px}.intro-inner{padding:42px 22px 58px;display:flex;flex-direction:column;gap:34px;align-items:stretch}.intro h1{font-size:clamp(2.2rem,8vw,3.4rem)}.intro-copy{max-width:520px}.intro:after{display:none}.cover-frame{max-width:min(82vw,390px);transform:rotate(1deg)}.quick-inner{padding:14px 18px;display:block}.quick-title{display:block;margin:0 0 10px;font-size:.9rem}.quick-links{margin-right:-18px;padding-right:18px}.brochure{padding:55px 16px 67px}.section-heading{margin-bottom:35px}.page-card{margin-bottom:42px}.page-label{gap:11px}.page-number{font-size:1.6rem}.page-label h3{font-size:1.05rem}.page-image{padding:5px;border-radius:11px}.page-image img{border-radius:7px}.contact-inner{padding:65px 22px 80px}.contact-actions .button{width:100%}footer{display:block;padding:25px 22px 90px}footer a{display:inline-block;margin-top:12px}.floating-cta{position:fixed;bottom:16px;right:16px;z-index:21;display:inline-flex;gap:12px;align-items:center;padding:14px 19px;background:var(--gold);color:var(--deep);box-shadow:0 8px 28px #072b6170;border-radius:99px;font-size:.93rem;font-weight:900}.viewer-stage{inset:62px 14px 57px}.viewer-nav{top:auto;bottom:5px;transform:none}.viewer-nav.prev{left:14px}.viewer-nav.next{right:14px}.viewer-tip{bottom:15px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Keep the section shortcuts with the opening actions, ahead of the cover. */
.intro-copy{min-width:0}.intro-copy .quick-nav{margin-top:24px;border-radius:16px;overflow:hidden;box-shadow:0 10px 26px rgba(4,44,96,.13)}.intro-copy .quick-inner{display:block;padding:17px 18px}.intro-copy .quick-title{display:block;margin-bottom:11px}.intro-copy .quick-links{margin:0;padding:0 0 4px;max-width:100%;scrollbar-width:thin}.intro-copy .quick-links a{background:#ffffff0d}.intro-copy .intro-hint{margin-top:18px}@media(max-width:750px){.intro-copy .quick-nav{margin-top:20px}.intro-copy .quick-inner{padding:15px 16px}.intro-copy .quick-links{margin:0;padding-right:0}.intro-inner{gap:30px}}

/* PDF access stays visible at the top on phones and desktop. */
html{scroll-padding-top:140px}.document-menu{background:var(--navy);color:#fff}.document-menu-inner{max-width:1200px;min-height:48px;margin:auto;padding:6px 28px;display:flex;align-items:center;justify-content:space-between;gap:18px}.document-label{font-size:.86rem;font-weight:750;color:#dbeaff}.document-actions{display:flex;align-items:center;gap:8px}.document-actions a{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px;padding:7px 14px;border:1px solid #668db8;border-radius:10px;font-size:.84rem;font-weight:800;white-space:nowrap}.document-actions a:hover,.document-actions a:focus-visible{background:#fff;color:var(--navy)}.document-actions .document-download{background:var(--gold);border-color:var(--gold);color:var(--deep)}
@media(max-width:750px){html{scroll-padding-top:157px}.document-menu-inner{padding:7px 17px;display:block}.document-label{display:block;margin:0 0 6px;font-size:.75rem}.document-actions{display:grid;grid-template-columns:1fr 1fr}.document-actions a{padding:7px 9px;font-size:.8rem}}