@font-face{font-family:"Montserrat";font-style:normal;font-weight:100 900;font-display:swap;src:url("../fonts/montserrat-latin-wght.woff2") format("woff2")}:root{--siam-navy:#003366;--siam-blue:#00aaff;--siam-ocean:#4fc3f7;--siam-white:#ffffff;--siam-mist:#f5f8fa;--siam-cloud:#e8f1f8;--siam-slate:#4b5563;--siam-charcoal:#2d2d2d;--siam-abyss:#071a2b;--siam-blue-ink:#0071ae;--color-bg:var(--siam-white);--color-surface:var(--siam-mist);--color-text:var(--siam-slate);--color-heading:var(--siam-navy);--color-accent:var(--siam-blue);--color-link:var(--siam-blue-ink);--color-line:rgb(0 51 102 / 0.14);--color-line-strong:rgb(0 51 102 / 0.28);--color-focus:var(--siam-blue-ink);--color-line-dark:rgb(255 255 255 / 0.16);--color-text-dark:rgb(255 255 255 / 0.8);--color-error:#b3261e;--color-placeholder:#6b7684;--font-sans:"Montserrat","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;--fs-xs:0.75rem;--fs-sm:0.875rem;--fs-base:1rem;--fs-md:1.0625rem;--fs-lg:1.1875rem;--fs-h3:1.1875rem;--fs-h2:clamp(1.7rem,1.1rem + 1.6vw,2.6rem);--fs-h1:clamp(2rem,1.2rem + 2.6vw,3.4rem);--fs-hero:clamp(2.1rem,1rem + 3vw,3.5rem);--lh-body:1.7;--lh-tight:1.15;--tracking-caps:0.16em;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.5rem;--space-6:2rem;--space-7:3rem;--space-8:4rem;--space-9:6rem;--section-y:clamp(4rem,3rem + 4vw,7rem);--radius-sm:2px;--radius:4px;--radius-lg:8px;--border:1px solid var(--color-line);--shadow-1:0 1px 2px rgb(7 26 43 / 0.06);--shadow-2:0 10px 30px -12px rgb(7 26 43 / 0.22);--container:76rem;--gutter:clamp(1.25rem,4vw,2.5rem);--header-h:4.75rem;--ease:cubic-bezier(0.22,0.61,0.36,1);--dur-fast:200ms;--dur:300ms;--dur-slow:400ms}@media (max-width:1119px){:root{--header-h:4rem}}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 1rem)}body{margin:0;font-family:var(--font-sans);font-size:var(--fs-base);line-height:var(--lh-body);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}h1,h2,h3,h4{margin:0 0 var(--space-4);font-weight:700;line-height:var(--lh-tight);letter-spacing:-0.015em;color:var(--color-heading);text-wrap:balance}h1{font-size:var(--fs-h1);letter-spacing:-0.025em}h2{font-size:var(--fs-h2)}h3{font-size:var(--fs-h3);letter-spacing:-0.01em}h4{font-size:var(--fs-base)}p{margin:0 0 var(--space-4);text-wrap:pretty}ul,ol{margin:0;padding:0;list-style:none}img,svg{display:block;max-width:100%;height:auto}figure{margin:0}address{font-style:normal}dl,dd{margin:0}strong{font-weight:700;color:var(--color-heading)}a{color:var(--color-link);text-decoration-thickness:1px;text-underline-offset:0.2em;transition:color var(--dur-fast) var(--ease)}a:hover{color:var(--siam-navy)}:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px;border-radius:var(--radius-sm)}::selection{background:var(--siam-blue);color:var(--siam-abyss)}.skip-link{position:fixed;top:var(--space-3);left:var(--space-3);z-index:300;padding:var(--space-3) var(--space-4);background:var(--siam-navy);color:var(--siam-white);font-weight:600;border-radius:var(--radius);transform:translateY(-200%);transition:transform var(--dur-fast) var(--ease)}.skip-link:focus{transform:none;color:var(--siam-white)}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.container{width:100%;max-width:calc(var(--container) + var(--gutter) * 2);margin-inline:auto;padding-inline:var(--gutter)}.container--narrow{max-width:calc(50rem + var(--gutter) * 2)}.section{position:relative;padding-block:var(--section-y)}.section--mist{background:var(--siam-mist)}.section--dark{background:var(--siam-abyss);color:var(--color-text-dark)}.section--blue{background:var(--siam-navy);color:var(--color-text-dark)}.section--dark h2,.section--dark h3,.section--dark h4,.section--dark strong,.section--blue h2,.section--blue h3,.section--blue h4,.section--blue strong{color:var(--siam-white)}.section--dark a:not(.btn),.section--blue a:not(.btn){color:var(--siam-ocean)}.section--dark a:not(.btn):hover,.section--blue a:not(.btn):hover{color:var(--siam-white)}.section--dark :focus-visible,.section--blue :focus-visible,.hero :focus-visible,.page-hero :focus-visible,.site-footer :focus-visible{outline-color:var(--siam-ocean)}.section.has-wave{padding-bottom:calc(var(--section-y) + 1.5rem)}.chart-texture{isolation:isolate;overflow:hidden}.chart-texture::before{content:"";position:absolute;inset:0;z-index:-1;background:url("../images/siam/carte-marine-fond-sombre.webp") center / cover no-repeat;opacity:0.17;mix-blend-mode:screen;pointer-events:none;-webkit-mask-image:linear-gradient(to bottom,transparent 0,#000 14%,#000 86%,transparent 100%);mask-image:linear-gradient(to bottom,transparent 0,#000 14%,#000 86%,transparent 100%)}.section-head{max-width:46rem;margin-bottom:var(--space-7)}.section-head>:last-child{margin-bottom:0}.section-head--center{margin-inline:auto;text-align:center}.eyebrow{display:flex;align-items:center;gap:0.75rem;margin:0 0 var(--space-4);font-size:var(--fs-xs);font-weight:700;letter-spacing:var(--tracking-caps);text-transform:uppercase;color:var(--color-link)}.eyebrow::before{content:"";width:1.75rem;height:2px;background:var(--siam-blue);flex:none}.eyebrow--light,.section--dark .eyebrow,.section--blue .eyebrow{color:var(--siam-ocean)}.lead{font-size:var(--fs-lg);line-height:1.6;color:inherit}.section:not(.section--dark):not(.section--blue) .lead{color:var(--color-text)}.split{display:grid;gap:var(--space-7) clamp(2rem,6vw,5.5rem);align-items:center}.split--top{align-items:start}@media (min-width:900px){.split{grid-template-columns:repeat(2,minmax(0,1fr))}.split--reverse>:first-child{order:2}.split--wide-left{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}.split--wide-right{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}}.stack>* + *{margin-top:var(--space-4)}.wave{position:absolute;left:0;right:0;bottom:-1px;height:clamp(1.75rem,1rem + 3vw,4rem);line-height:0;pointer-events:none}.wave svg{width:100%;height:100%}.wave__fill{fill:var(--wave-fill,transparent)}.wave__line{fill:none;stroke:var(--wave-line,var(--siam-blue));stroke-width:1.5;vector-effect:non-scaling-stroke;opacity:0.55}.wave--light{--wave-fill:var(--siam-white)}.wave--mist{--wave-fill:var(--siam-mist)}.wave--dark{--wave-fill:var(--siam-abyss);--wave-line:var(--siam-ocean)}.wave--blue{--wave-fill:var(--siam-navy);--wave-line:var(--siam-ocean)}.wave--subtle{--wave-fill:transparent;--wave-line:var(--siam-ocean)}.wave--subtle .wave__line{opacity:0.35}.site-header{position:fixed;inset:0 0 auto 0;z-index:100;color:var(--siam-white);border-bottom:1px solid transparent;transition:background-color var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}.site-header.is-scrolled,.site-header.is-open{background:rgb(255 255 255 / 0.97);color:var(--siam-navy);border-bottom-color:var(--color-line);box-shadow:var(--shadow-1)}@supports (backdrop-filter:blur(8px)){.site-header.is-scrolled{background:rgb(255 255 255 / 0.92);backdrop-filter:blur(10px)}}.site-header__bar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-5);height:var(--header-h)}.brand{display:block;flex:none;line-height:0}.brand__logo{height:2.75rem;width:auto}.brand__logo--dark{display:none}.site-header.is-scrolled .brand__logo--light,.site-header.is-open .brand__logo--light{display:none}.site-header.is-scrolled .brand__logo--dark,.site-header.is-open .brand__logo--dark{display:block}.nav-toggle{display:inline-flex;align-items:center;gap:var(--space-3);min-height:2.75rem;padding:0 var(--space-3);border:1px solid currentColor;border-radius:var(--radius);background:transparent;color:inherit;font:inherit;font-size:var(--fs-sm);font-weight:600;cursor:pointer}.nav-toggle__icon{position:relative;width:1.125rem;height:0.75rem}.nav-toggle__icon span{position:absolute;left:0;right:0;height:2px;background:currentColor;transition:transform var(--dur) var(--ease),opacity var(--dur-fast) var(--ease),top var(--dur) var(--ease)}.nav-toggle__icon span:nth-child(1){top:0}.nav-toggle__icon span:nth-child(2){top:50%;margin-top:-1px}.nav-toggle__icon span:nth-child(3){top:calc(100% - 2px)}.site-header.is-open .nav-toggle__icon span:nth-child(1){top:50%;margin-top:-1px;transform:rotate(45deg)}.site-header.is-open .nav-toggle__icon span:nth-child(2){opacity:0}.site-header.is-open .nav-toggle__icon span:nth-child(3){top:50%;margin-top:-1px;transform:rotate(-45deg)}.site-nav{position:fixed;top:var(--header-h);left:0;right:0;bottom:0;padding:var(--space-5) var(--gutter) var(--space-8);overflow-y:auto;background:var(--siam-white);color:var(--siam-navy);opacity:0;visibility:hidden;transform:translateY(-0.5rem);transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility 0s linear var(--dur)}.site-header.is-open .site-nav{opacity:1;visibility:visible;transform:none;transition-delay:0s}.site-nav__item{border-bottom:var(--border)}.site-nav__link{display:block;padding:var(--space-4) 0;font-size:1.0625rem;font-weight:700;color:var(--siam-navy);text-decoration:none}.site-nav__link[aria-current="page"],.site-nav__item.is-current>.site-nav__link{color:var(--color-link)}.site-nav__more{display:none}.site-nav__sub{padding:0 0 var(--space-4) var(--space-4)}.site-nav__sub a{display:block;padding:var(--space-2) 0;font-size:var(--fs-md);font-weight:500;color:var(--color-text);text-decoration:none}.site-nav__sub a[aria-current="page"]{color:var(--color-link);font-weight:700}.site-nav .btn--nav{width:100%;margin-top:var(--space-6)}@media (min-width:1120px){.nav-toggle{display:none}.site-nav{position:static;display:flex;align-items:center;gap:var(--space-5);padding:0;overflow:visible;background:none;color:inherit;opacity:1;visibility:visible;transform:none}.site-nav__list{display:flex;align-items:center;gap:0.125rem}.site-nav__item{position:relative;display:flex;align-items:center;border:0}.site-nav__link{position:relative;padding:var(--space-3) 0.7rem;font-size:0.8125rem;font-weight:600;letter-spacing:0.01em;color:inherit}.site-nav__link::after{content:"";position:absolute;left:0.7rem;right:0.7rem;bottom:0.3rem;height:2px;background:var(--siam-blue);transform:scaleX(0);transform-origin:left;transition:transform var(--dur) var(--ease)}.site-nav__link:hover::after,.site-nav__item.is-current>.site-nav__link::after{transform:scaleX(1)}.site-nav__link[aria-current="page"],.site-nav__item.is-current>.site-nav__link{color:inherit}.site-header.is-scrolled .site-nav__link:hover{color:var(--siam-navy)}.site-nav__more{display:inline-flex;align-items:center;justify-content:center;width:1.5rem;height:2rem;margin-left:-0.55rem;padding:0;border:0;background:none;color:inherit;font-size:0.625rem;cursor:pointer;opacity:0.8}.site-nav__more i{transition:transform var(--dur) var(--ease)}.site-nav__more[aria-expanded="true"] i{transform:rotate(180deg)}.site-nav__sub{position:absolute;top:100%;left:-0.5rem;min-width:17rem;padding:var(--space-2);background:var(--siam-white);border:var(--border);border-top:2px solid var(--siam-blue);border-radius:0 0 var(--radius) var(--radius);box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity var(--dur-fast) var(--ease),transform var(--dur-fast) var(--ease),visibility 0s linear var(--dur-fast)}.site-nav__sub a{padding:0.65rem var(--space-4);font-size:var(--fs-sm);font-weight:600;color:var(--siam-navy);border-radius:var(--radius-sm)}.site-nav__sub a:hover{background:var(--siam-mist);color:var(--color-link)}.has-sub:hover>.site-nav__sub,.has-sub:focus-within>.site-nav__sub,.has-sub.is-open>.site-nav__sub{opacity:1;visibility:visible;transform:none;transition-delay:0s}.site-nav .btn--nav{width:auto;margin:0}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:0.6rem;min-height:3rem;padding:0.75rem 1.5rem;border:1px solid transparent;border-radius:var(--radius);font:inherit;font-size:var(--fs-sm);font-weight:700;letter-spacing:0.01em;line-height:1.2;text-align:center;text-decoration:none;cursor:pointer;transition:background-color var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease),transform var(--dur-fast) var(--ease)}.btn i{font-size:0.75em;transition:transform var(--dur-fast) var(--ease)}.btn:hover i{transform:translateX(3px)}.btn--primary{background:var(--siam-navy);color:var(--siam-white)}.btn--primary:hover{background:var(--siam-abyss);color:var(--siam-white)}.btn--blue{background:var(--siam-blue);color:var(--siam-abyss)}.btn--blue:hover{background:var(--siam-ocean);color:var(--siam-abyss)}.btn--outline{background:transparent;color:var(--siam-navy);border-color:var(--color-line-strong)}.btn--outline:hover{border-color:var(--siam-navy);background:var(--siam-navy);color:var(--siam-white)}.btn--ghost{background:transparent;color:var(--siam-white);border-color:rgb(255 255 255 / 0.5)}.btn--ghost:hover{background:var(--siam-white);color:var(--siam-navy);border-color:var(--siam-white)}.btn--nav{min-height:2.75rem;padding:0.6rem 1.15rem;font-size:0.8125rem;background:var(--siam-blue);color:var(--siam-abyss)}.btn--nav:hover{background:var(--siam-ocean);color:var(--siam-abyss)}.site-header.is-scrolled .btn--nav,.site-header.is-open .btn--nav{background:var(--siam-navy);color:var(--siam-white)}.site-header.is-scrolled .btn--nav:hover,.site-header.is-open .btn--nav:hover{background:var(--siam-abyss);color:var(--siam-white)}.btn-row{display:flex;flex-wrap:wrap;gap:var(--space-3) var(--space-4)}.link-arrow{display:inline-flex;align-items:center;gap:0.6rem;font-size:var(--fs-sm);font-weight:700;text-decoration:none}.link-arrow i{font-size:0.75em;transition:transform var(--dur-fast) var(--ease)}.link-arrow:hover i{transform:translateX(4px)}.check-list{display:grid;gap:var(--space-3)}.check-list li{position:relative;padding-left:1.75rem}.check-list li::before{content:"";position:absolute;left:0;top:0.72em;width:0.9rem;height:2px;background:var(--siam-blue)}.check-list--dense{gap:var(--space-2)}.principles{display:grid;border-top:var(--border)}.principles__item{display:grid;grid-template-columns:2.75rem 1fr;gap:var(--space-4);padding:var(--space-5) 0;border-bottom:var(--border)}.principles__num{font-size:var(--fs-sm);font-weight:700;letter-spacing:0.08em;color:var(--color-link)}.principles__item h3{margin-bottom:var(--space-2);font-size:1.0625rem}.principles__item p{margin:0;font-size:0.9375rem}@media (min-width:800px){.principles--2{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(2rem,5vw,4.5rem)}.principles--2 .principles__item:nth-last-child(2):nth-child(odd){border-bottom:var(--border)}}.icon-tile{display:inline-flex;align-items:center;justify-content:center;flex:none;width:2.75rem;height:2.75rem;border-radius:var(--radius);background:var(--siam-cloud);color:var(--siam-navy);font-size:1.05rem;transition:background-color var(--dur) var(--ease),color var(--dur) var(--ease)}.domain-grid{display:grid;border-top:var(--border)}@media (min-width:720px){.domain-grid{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(1.5rem,4vw,3rem)}}.domain{position:relative;display:grid;grid-template-columns:2.75rem 1fr;gap:var(--space-4) var(--space-4);padding:var(--space-5) var(--space-2) var(--space-5) 0;border-bottom:var(--border);color:inherit;text-decoration:none;transition:background-color var(--dur) var(--ease),padding var(--dur) var(--ease)}.domain::before{content:"";position:absolute;left:0;top:-1px;width:0;height:2px;background:var(--siam-blue);transition:width var(--dur-slow) var(--ease)}.domain h3{margin:0 0 var(--space-2);font-size:1.0625rem;transition:color var(--dur) var(--ease)}.domain p{margin:0;font-size:0.9375rem;line-height:1.6}.domain:hover::before,.domain:focus-visible::before{width:100%}.domain:hover h3{color:var(--color-link)}.domain:hover .icon-tile{background:var(--siam-navy);color:var(--siam-white)}.module-grid{display:grid;gap:var(--space-4)}@media (min-width:640px){.module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:1000px){.module-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.module-card{position:relative;display:flex;flex-direction:column;padding:var(--space-5);background:var(--siam-white);border:var(--border);border-radius:var(--radius);color:inherit;text-decoration:none;transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}.module-card::before{content:"";position:absolute;left:-1px;top:-1px;width:2.5rem;height:3px;background:var(--siam-blue);transition:width var(--dur-slow) var(--ease)}.module-card__top{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4)}.module-card__code{font-size:var(--fs-xs);font-weight:700;letter-spacing:0.1em;color:var(--color-link)}.module-card h3{margin-bottom:var(--space-2);font-size:1.0625rem}.module-card p{margin:0 0 var(--space-4);font-size:0.9375rem;line-height:1.6}.module-card .link-arrow{margin-top:auto}.module-card:hover{border-color:var(--color-line-strong);transform:translateY(-2px);box-shadow:var(--shadow-2)}.module-card:hover::before{width:calc(100% + 2px)}.module-card:hover .icon-tile{background:var(--siam-navy);color:var(--siam-white)}.tags{display:flex;flex-wrap:wrap;gap:var(--space-2)}.tag{display:inline-block;padding:0.3rem 0.65rem;border:1px solid var(--color-line-strong);border-radius:var(--radius-sm);font-size:var(--fs-xs);font-weight:700;letter-spacing:0.08em;color:var(--siam-navy);background:var(--siam-white)}.note{padding:var(--space-4) var(--space-5);border-left:3px solid var(--siam-blue);background:var(--siam-mist);font-size:0.9375rem}.note>:last-child{margin-bottom:0}.section--mist .note{background:var(--siam-white)}.section--dark .note,.section--blue .note{background:rgb(255 255 255 / 0.06)}.figure{position:relative}.figure img{width:100%;height:100%;object-fit:cover;border-radius:var(--radius)}.figure--ratio{aspect-ratio:4 / 3}.figure--tall{aspect-ratio:4 / 5}.figure::after{content:"";position:absolute;left:-0.75rem;bottom:-0.75rem;width:38%;height:38%;border-left:2px solid var(--siam-blue);border-bottom:2px solid var(--siam-blue);border-radius:0 0 0 var(--radius);pointer-events:none}.form__grid{display:grid;gap:var(--space-4)}@media (min-width:640px){.form__grid{grid-template-columns:repeat(2,minmax(0,1fr))}.field--wide{grid-column:1 / -1}}.field{display:flex;flex-direction:column;gap:0.4rem}.field label{font-size:var(--fs-sm);font-weight:600;color:var(--siam-navy)}.field input:not([type="checkbox"]),.field select,.field textarea{width:100%;min-height:3rem;padding:0.7rem 0.9rem;border:1px solid var(--color-line-strong);border-radius:var(--radius);background:var(--siam-white);color:var(--siam-charcoal);font:inherit;font-size:1rem;transition:border-color var(--dur-fast) var(--ease),box-shadow var(--dur-fast) var(--ease)}.field textarea{min-height:7.5rem;resize:vertical;line-height:1.5}.field input::placeholder,.field textarea::placeholder{color:var(--color-placeholder)}.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--siam-navy)}.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{outline:none;border-color:var(--color-link);box-shadow:0 0 0 3px rgb(0 170 255 / 0.28)}.field[data-invalid] input,.field[data-invalid] select,.field[data-invalid] textarea{border-color:var(--color-error)}.field__error{margin:0;font-size:var(--fs-sm);font-weight:600;color:var(--color-error)}.field--check{flex-direction:row;align-items:flex-start;gap:var(--space-3)}.field--check input{flex:none;width:1.25rem;height:1.25rem;margin-top:0.2rem;accent-color:var(--siam-navy)}.field--check label{font-size:0.875rem;font-weight:500;color:var(--color-text);line-height:1.55}.field--check .field__error{flex-basis:100%}.field--trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.form__actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-4) var(--space-5);margin-top:var(--space-5)}.form__privacy{flex:1 1 16rem;margin:0;font-size:var(--fs-xs);line-height:1.6;color:var(--color-text)}.form__status{margin-top:var(--space-5);padding:var(--space-4) var(--space-5);border-left:3px solid var(--siam-blue);background:var(--siam-mist)}.form__status[data-state="error"]{border-left-color:var(--color-error)}.form__status strong{display:block;margin-bottom:0.25rem}.form__status p{margin:0;font-size:0.9375rem}.form__status .form__preview{margin-top:var(--space-2);font-size:var(--fs-xs);color:var(--color-text)}.form[data-busy] .btn{opacity:0.7;pointer-events:none}.hero{position:relative;isolation:isolate;display:flex;flex-direction:column;min-height:min(100svh,52rem);color:var(--siam-white);background:var(--siam-abyss);overflow:hidden}.hero__media{position:absolute;inset:0;z-index:-2}.hero__media img{width:100%;height:100%;object-fit:cover;object-position:45% 60%;transform:scaleX(-1)}.hero__scrim{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgb(7 26 43 / 0.94) 0%,rgb(7 26 43 / 0.78) 38%,rgb(7 26 43 / 0.28) 75%,rgb(7 26 43 / 0.18) 100%),linear-gradient(0deg,rgb(7 26 43 / 0.7) 0%,rgb(7 26 43 / 0) 30%)}.hero__inner{flex:1;display:flex;align-items:center;padding-top:calc(var(--header-h) + var(--space-7));padding-bottom:var(--space-8)}.hero__content{max-width:47rem}.hero h1{font-size:var(--fs-hero);color:var(--siam-white);letter-spacing:-0.03em;margin-bottom:var(--space-5)}.hero .lead{max-width:34rem;margin-bottom:var(--space-6);color:var(--color-text-dark)}.hero-strip{border-top:1px solid var(--color-line-dark);background:rgb(7 26 43 / 0.62)}.hero-strip__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.hero-strip__item{position:relative;padding:var(--space-4) var(--space-4) var(--space-4) 0;font-size:var(--fs-xs);line-height:1.5;color:var(--color-text-dark)}.hero-strip__item:last-child{grid-column:1 / -1}.hero-strip__item strong{display:block;margin-bottom:0.2rem;font-size:0.8125rem;letter-spacing:0.01em;color:var(--siam-white)}.hero-strip__item::before{content:"";display:block;width:1.5rem;height:2px;margin-bottom:0.65rem;background:var(--siam-blue)}@media (min-width:700px){.hero-strip__list{grid-template-columns:repeat(3,minmax(0,1fr))}.hero-strip__item:last-child{grid-column:auto}}@media (min-width:1100px){.hero-strip__list{grid-template-columns:repeat(5,minmax(0,1fr))}.hero-strip__item{padding:var(--space-5) var(--space-5) var(--space-5) var(--space-5);border-left:1px solid var(--color-line-dark)}.hero-strip__item:first-child{padding-left:0;border-left:0}}.vision-list{margin:var(--space-5) 0 var(--space-6)}.systems{display:grid;gap:var(--space-7) clamp(2rem,5vw,4.5rem)}@media (min-width:1000px){.systems{grid-template-columns:minmax(0,4fr) minmax(0,8fr);align-items:start}.systems__intro{position:sticky;top:calc(var(--header-h) + 2rem)}}.systems__intro p:last-of-type{margin-bottom:var(--space-5)}.chain{position:relative;display:grid;gap:0;counter-reset:step;margin-block:var(--space-7)}.chain__step{position:relative;padding:0 0 var(--space-5) 2.5rem}.chain__step::before{content:"";position:absolute;left:0.3rem;top:0.35rem;bottom:-0.35rem;width:1px;background:var(--color-line-dark)}.chain__step:last-child::before{display:none}.chain__step::after{content:"";position:absolute;left:0;top:0.35rem;width:0.65rem;height:0.65rem;border-radius:50%;background:var(--siam-blue);box-shadow:0 0 0 4px rgb(0 170 255 / 0.2)}.chain__num{display:block;margin-bottom:0.25rem;font-size:var(--fs-xs);font-weight:700;letter-spacing:0.14em;color:var(--siam-ocean)}.chain__step h3{margin-bottom:var(--space-2);font-size:1.3rem}.chain__step p{margin:0;font-size:0.9375rem;color:var(--color-text-dark)}@media (min-width:900px){.chain{grid-template-columns:repeat(6,minmax(0,1fr));gap:var(--space-5)}.chain::before{content:"";position:absolute;left:0;right:0;top:0.32rem;height:1px;background:linear-gradient(90deg,var(--siam-blue),rgb(79 195 247 / 0.25))}.chain__step{padding:2.25rem 0 0}.chain__step::before{display:none}.chain__step::after{left:0;top:0}}.assurances{display:grid;gap:var(--space-5);padding-top:var(--space-6);border-top:1px solid var(--color-line-dark)}@media (min-width:640px){.assurances{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:1000px){.assurances{grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--space-6)}}.assurance{display:grid;grid-template-columns:auto 1fr;gap:0 var(--space-4);align-items:start}.assurance i{grid-row:span 2;margin-top:0.2rem;font-size:1.15rem;color:var(--siam-blue)}.assurance h3{margin-bottom:0.25rem;font-size:1rem}.assurance p{margin:0;font-size:0.9rem;line-height:1.55;color:var(--color-text-dark)}.arch{position:relative}.arch__core{position:relative;display:flex;flex-direction:column;gap:0.25rem;padding:var(--space-5) var(--space-6);border-radius:var(--radius);background:var(--siam-navy);color:var(--color-text-dark);overflow:hidden}.arch__core::after{content:"";position:absolute;right:-2rem;top:50%;width:12rem;height:12rem;transform:translateY(-50%);background:url("../brand/siam-waves-inverse.svg") center / contain no-repeat;opacity:0.16}.arch__label{font-size:var(--fs-xs);font-weight:700;letter-spacing:var(--tracking-caps);text-transform:uppercase;color:var(--siam-ocean)}.arch__name{font-size:clamp(1.5rem,1.2rem + 1.2vw,2.1rem);font-weight:800;letter-spacing:0.02em;color:var(--siam-white);line-height:1.1}.arch__text{font-size:var(--fs-sm)}.arch__modules{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3);margin-top:var(--space-6)}.arch__module{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);border:var(--border);border-radius:var(--radius);background:var(--siam-white);font-size:var(--fs-sm);font-weight:700;color:var(--siam-navy);transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease)}.arch__module i{font-size:1.05rem;color:var(--color-link)}.arch__module:hover{border-color:var(--siam-blue);transform:translateY(-2px)}@media (min-width:640px){.arch__modules{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width:1100px){.arch__modules{grid-template-columns:repeat(9,minmax(0,1fr));gap:var(--space-2);margin-top:3.25rem}.arch__modules::before{content:"";position:absolute;left:calc(100% / 18);right:calc(100% / 18);top:-1.6rem;height:1px;background:var(--siam-blue);opacity:0.6}.arch__module{padding:var(--space-4) var(--space-3);font-size:0.8125rem}.arch__module::before{content:"";position:absolute;left:50%;top:-1.6rem;width:1px;height:1.6rem;background:var(--siam-blue);opacity:0.6}.arch__stem{position:absolute;left:50%;top:-3.25rem;width:1px;height:1.65rem;background:var(--siam-blue);opacity:0.6}}.arch__stem{display:none}@media (min-width:1100px){.arch__stem{display:block}}.hub{display:grid;gap:var(--space-5)}.hub__col{display:grid;gap:var(--space-3);align-content:center}.hub__item{position:relative;display:grid;grid-template-columns:2.25rem 1fr;gap:0 var(--space-3);align-items:center;padding:var(--space-3) var(--space-4);border:var(--border);border-radius:var(--radius);background:var(--siam-white);transition:border-color var(--dur) var(--ease)}.hub__item i{grid-row:span 2;text-align:center;font-size:1rem;color:var(--color-link)}.hub__item strong{font-size:var(--fs-sm);line-height:1.35}.hub__item span{font-size:var(--fs-xs);line-height:1.5;color:var(--color-text)}.hub__item:hover{border-color:var(--siam-blue)}.hub__core{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3);padding:var(--space-6) var(--space-5);border-radius:var(--radius);background:var(--siam-navy);color:var(--color-text-dark);text-align:center}.hub__core img{width:6.5rem;height:auto}.hub__core strong{font-size:1.5rem;font-weight:800;letter-spacing:0.04em;color:var(--siam-white)}.hub__core span{font-size:var(--fs-xs);letter-spacing:0.12em;text-transform:uppercase;color:var(--siam-ocean);font-weight:700}@media (min-width:960px){.hub{grid-template-columns:minmax(0,1fr) 12.5rem minmax(0,1fr);column-gap:3.5rem;align-items:stretch}.hub__core{order:0}.hub__col--left .hub__item::after,.hub__col--right .hub__item::after{content:"";position:absolute;top:50%;width:3.5rem;height:1px;background:var(--siam-blue);opacity:0.55}.hub__col--left .hub__item::after{left:100%}.hub__col--right .hub__item::after{right:100%}}@media (max-width:959px){.hub__core{order:-1;flex-direction:row;justify-content:flex-start;text-align:left}.hub__core img{width:3.5rem}}.cta{overflow:hidden}.cta__grid{display:grid;gap:var(--space-7) clamp(2rem,6vw,5rem);align-items:start}@media (min-width:960px){.cta__grid{grid-template-columns:minmax(0,5fr) minmax(0,6fr)}}.cta__card{padding:clamp(1.5rem,3vw,2.5rem);border-radius:var(--radius);background:var(--siam-white);color:var(--color-text)}.section--blue .cta__card a:not(.btn){color:var(--color-link)}.section--blue .cta__card a:not(.btn):hover{color:var(--siam-navy)}.cta__card strong{color:var(--siam-navy)}.cta h2{font-size:clamp(1.8rem,1.2rem + 2vw,2.9rem)}.cta__mark{position:absolute;right:-3rem;bottom:4rem;width:26rem;opacity:0.07;pointer-events:none}.page-hero{position:relative;isolation:isolate;padding:calc(var(--header-h) + var(--space-8)) 0 calc(var(--space-9) + 0.5rem);background:var(--siam-abyss);color:var(--color-text-dark);overflow:hidden}.page-hero__bg{position:absolute;inset:0;z-index:-1;background:url("../images/siam/carte-marine-fond-sombre.webp") center 40% / cover no-repeat;opacity:0.2;mix-blend-mode:screen}.page-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,var(--siam-abyss) 0%,rgb(7 26 43 / 0.55) 60%,rgb(7 26 43 / 0.2) 100%)}.page-hero h1{max-width:20ch;color:var(--siam-white);font-size:clamp(2rem,1.1rem + 2.8vw,3.4rem)}.page-hero .lead{max-width:40rem;margin:0}.page-hero__inner{position:relative}@media (min-width:900px){.page-hero h1{max-width:24ch}}.prose{max-width:46rem}.prose h2{margin-top:var(--space-7);font-size:1.5rem}.prose h3{margin-top:var(--space-5)}.prose ul{display:grid;gap:var(--space-2);margin:0 0 var(--space-4);padding-left:1.25rem;list-style:disc}.prose ul li::marker{color:var(--siam-blue)}.table-wrap{overflow-x:auto;margin-bottom:var(--space-4)}.prose table{min-width:34rem;width:100%;border-collapse:collapse;font-size:0.9rem}.prose th,.prose td{padding:0.75rem 0.5rem;border-bottom:var(--border);text-align:left;vertical-align:top}.prose th{font-size:var(--fs-xs);letter-spacing:0.08em;text-transform:uppercase;color:var(--siam-navy)}.todo{padding:0.05rem 0.4rem;border-radius:var(--radius-sm);background:rgb(0 170 255 / 0.12);color:var(--siam-navy);font-size:0.85em;font-weight:600}.anchor-nav{position:sticky;top:var(--header-h);z-index:20;background:rgb(255 255 255 / 0.96);border-bottom:var(--border)}.anchor-nav__list{display:flex;gap:var(--space-2);padding:var(--space-3) 0;overflow-x:auto;scrollbar-width:thin;-webkit-mask-image:linear-gradient(90deg,#000 94%,transparent);mask-image:linear-gradient(90deg,#000 94%,transparent)}.anchor-nav a{display:block;padding:0.45rem 0.85rem;border:1px solid var(--color-line);border-radius:999px;font-size:var(--fs-xs);font-weight:700;white-space:nowrap;color:var(--siam-navy);text-decoration:none;transition:background-color var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease)}.anchor-nav a:hover{background:var(--siam-navy);border-color:var(--siam-navy);color:var(--siam-white)}.domain-detail{display:grid;gap:var(--space-5) clamp(2rem,6vw,5rem);padding-block:var(--space-8);border-bottom:var(--border);scroll-margin-top:calc(var(--header-h) + 3.5rem)}.domain-detail:last-of-type{border-bottom:0}@media (min-width:900px){.domain-detail{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}}.domain-detail__num{display:block;margin-bottom:var(--space-3);font-size:var(--fs-xs);font-weight:700;letter-spacing:0.14em;color:var(--color-link)}.domain-detail__head{display:flex;align-items:flex-start;gap:var(--space-4)}.domain-detail h2{margin-bottom:var(--space-3);font-size:clamp(1.5rem,1.1rem + 1.2vw,2.1rem)}.domain-detail__intro{margin:0}.domain-detail__body h3{margin-bottom:var(--space-3);font-size:var(--fs-xs);font-weight:700;letter-spacing:var(--tracking-caps);text-transform:uppercase;color:var(--color-link)}.domain-detail__body .check-list{margin-bottom:var(--space-5)}.scenario{display:grid;gap:var(--space-5) clamp(2rem,6vw,5rem);padding-block:var(--space-7);border-top:var(--border)}.scenario:last-child{border-bottom:var(--border)}@media (min-width:900px){.scenario{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}}.scenario__label{display:block;margin-bottom:var(--space-3);font-size:var(--fs-xs);font-weight:700;letter-spacing:var(--tracking-caps);text-transform:uppercase;color:var(--color-link)}.scenario h2{font-size:clamp(1.4rem,1.1rem + 1vw,1.9rem)}.steps{display:grid;gap:0;counter-reset:s}.steps li{position:relative;display:grid;grid-template-columns:2.5rem 1fr;gap:var(--space-3);padding:var(--space-4) 0;border-bottom:var(--border);counter-increment:s}.steps li:first-child{padding-top:0}.steps li:last-child{border-bottom:0;padding-bottom:var(--space-4)}.steps li::before{content:counter(s,decimal-leading-zero);font-size:var(--fs-sm);font-weight:700;letter-spacing:0.08em;color:var(--color-link)}.steps strong{display:block;margin-bottom:0.15rem}.steps span{font-size:0.9375rem}.phases{display:grid;gap:var(--space-5);counter-reset:p}@media (min-width:800px){.phases{grid-template-columns:repeat(4,minmax(0,1fr))}}.phase{position:relative;padding-top:var(--space-5);border-top:2px solid var(--siam-blue);counter-increment:p}.phase::before{content:counter(p,decimal-leading-zero);display:block;margin-bottom:var(--space-2);font-size:var(--fs-xs);font-weight:700;letter-spacing:0.14em;color:var(--color-link)}.phase h3{margin-bottom:var(--space-2);font-size:1.05rem}.phase p{margin:0;font-size:0.9375rem}.pillars{display:grid;gap:var(--space-6) var(--space-7)}@media (min-width:800px){.pillars{grid-template-columns:repeat(3,minmax(0,1fr))}}.pillar{padding-top:var(--space-5);border-top:var(--border)}.pillar .icon-tile{margin-bottom:var(--space-4)}.pillar h3{margin-bottom:var(--space-2)}.pillar p{margin:0;font-size:0.9375rem}.section--dark .pillar,.section--blue .pillar{border-top-color:var(--color-line-dark)}.section--dark .icon-tile,.section--blue .icon-tile{background:rgb(255 255 255 / 0.08);color:var(--siam-ocean)}.glossary{display:grid;border-top:var(--border)}.glossary__row{display:grid;gap:var(--space-2) var(--space-5);padding:var(--space-4) 0;border-bottom:var(--border)}@media (min-width:700px){.glossary__row{grid-template-columns:12rem 1fr}}.glossary dt{font-weight:700;color:var(--siam-navy)}.glossary dd{margin:0;font-size:0.9375rem}.empty-state{padding:var(--space-6);border:1px dashed var(--color-line-strong);border-radius:var(--radius);background:var(--siam-white)}.empty-state>:last-child{margin-bottom:0}.values{display:grid;gap:var(--space-6) var(--space-7)}@media (min-width:700px){.values{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:1100px){.values{grid-template-columns:repeat(4,minmax(0,1fr))}}.value{padding-top:var(--space-4);border-top:2px solid var(--siam-blue)}.value h3{margin-bottom:var(--space-2);font-size:1.35rem}.value p{margin:0;font-size:0.9375rem}.motto{margin:0 0 var(--space-5);font-size:clamp(1.4rem,1rem + 1.6vw,2.1rem);font-weight:700;line-height:1.25;letter-spacing:-0.015em;color:var(--siam-navy);text-wrap:balance}.contact-grid{display:grid;gap:var(--space-7) clamp(2rem,6vw,5rem);align-items:start}@media (min-width:960px){.contact-grid{grid-template-columns:minmax(0,7fr) minmax(0,4fr)}}.contact-aside{padding-left:0}@media (min-width:960px){.contact-aside{padding-left:var(--space-6);border-left:var(--border)}}.contact-aside h2{font-size:1.25rem}.contact-aside .steps{margin-bottom:var(--space-6)}.page-404 .page-hero{min-height:70svh;display:flex;align-items:center}.site-footer{padding:var(--space-9) 0 var(--space-6);background:var(--siam-abyss);color:var(--color-text-dark);font-size:var(--fs-sm)}.site-footer a{color:inherit;text-decoration:none;transition:color var(--dur-fast) var(--ease)}.site-footer a:hover{color:var(--siam-ocean)}.site-footer__grid{display:grid;gap:var(--space-7) var(--space-6);padding-bottom:var(--space-7)}@media (min-width:700px){.site-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:1100px){.site-footer__grid{grid-template-columns:1.4fr 1fr 1.3fr 1.1fr;gap:var(--space-7)}}.site-footer__brand img{width:min(20rem,100%);height:auto}.site-footer__grid .site-footer__brand p{max-width:24rem;margin:var(--space-5) 0 0;line-height:1.65}.site-footer__title{margin:0 0 var(--space-4);font-size:var(--fs-xs);font-weight:700;letter-spacing:var(--tracking-caps);text-transform:uppercase;color:var(--siam-ocean)}.site-footer ul{display:grid;gap:0.6rem}.site-footer__grid p{margin:0 0 var(--space-4);line-height:1.65}.site-footer__mail{margin-top:var(--space-4) !important}.site-footer__legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--space-3) var(--space-6);padding-top:var(--space-5);border-top:1px solid var(--color-line-dark);font-size:var(--fs-xs)}.site-footer__legal p{margin:0}.site-footer__legal ul{display:flex;flex-wrap:wrap;gap:var(--space-2) var(--space-5)}.js .reveal{opacity:0;transform:translateY(14px);transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease);transition-delay:var(--reveal-delay,0ms)}.js .reveal.is-visible{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;transition-delay:0ms !important}.js .reveal{opacity:1;transform:none}}@media print{.site-header,.wave,.hero-strip,.form{display:none !important}.hero,.page-hero,.section--dark,.site-footer{background:var(--siam-white) !important;color:#000 !important}.hero h1,.page-hero h1,.section--dark h2{color:#000 !important}}