:root{--color-primary: #1A3A5C;--color-primary-light: #2A5A8C;--color-primary-dark: #0F2840;--color-secondary: #00A6A0;--color-secondary-light: #00C9C2;--color-secondary-dark: #008580;--color-accent: #E85D04;--color-accent-light: #FF7A1F;--color-white: #FFFFFF;--color-gray-50: #F8FAFC;--color-gray-100: #F1F5F9;--color-gray-200: #E2E8F0;--color-gray-300: #CBD5E1;--color-gray-400: #94A3B8;--color-gray-500: #64748B;--color-gray-600: #475569;--color-gray-700: #334155;--color-gray-800: #1E293B;--color-gray-900: #0F172A;--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--space-4xl: 6rem;--container-max: 1280px;--container-padding: 1.5rem;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-primary);font-weight:var(--font-weight-regular);line-height:1.6;color:var(--color-gray-700);background-color:var(--color-white);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}ul,ol{list-style:none}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-bold);line-height:1.2;color:var(--color-primary)}h1{font-size:clamp(2.5rem,5vw,4rem);letter-spacing:-.02em}h2{font-size:clamp(2rem,4vw,3rem);letter-spacing:-.01em}h3{font-size:clamp(1.5rem,3vw,2rem)}h4{font-size:clamp(1.25rem,2vw,1.5rem)}p{margin-bottom:var(--space-md)}.text-large{font-size:1.25rem;line-height:1.7}.text-small{font-size:.875rem}.text-accent{color:var(--color-secondary)}.text-muted{color:var(--color-gray-500)}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--container-padding)}.section{padding:var(--space-4xl) 0}.section--dark{background-color:var(--color-primary);color:var(--color-white)}.section--dark h2,.section--dark h3{color:var(--color-white)}.section--gray{background-color:var(--color-gray-50)}.section--teal{background-color:var(--color-secondary);color:var(--color-white)}.grid{display:grid;gap:var(--space-xl)}.grid--2,.grid--3{grid-template-columns:repeat(1,1fr)}.grid--4,.grid--5{grid-template-columns:repeat(2,1fr)}@media(min-width:768px){.grid--2,.grid--3,.grid--4{grid-template-columns:repeat(2,1fr)}.grid--5{grid-template-columns:repeat(3,1fr)}}@media(min-width:1024px){.grid--3{grid-template-columns:repeat(3,1fr)}.grid--4{grid-template-columns:repeat(4,1fr)}.grid--5{grid-template-columns:repeat(5,1fr)}}.header{position:fixed;top:0;left:0;right:0;z-index:1000;background-color:var(--color-white);box-shadow:var(--shadow-sm);transition:var(--transition-base)}.header--scrolled{box-shadow:var(--shadow-md)}.header__inner{display:flex;align-items:center;justify-content:space-between;height:80px}.header__left{display:flex;align-items:center;gap:var(--space-xl)}.header__right{display:flex;align-items:center;gap:var(--space-lg)}.logo{display:flex;align-items:center;gap:var(--space-sm);font-weight:var(--font-weight-bold);font-size:1.25rem;color:var(--color-primary)}.logo__icon{width:40px;height:40px;background:linear-gradient(135deg,var(--color-secondary),var(--color-primary));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--color-white);font-weight:var(--font-weight-bold);font-size:.875rem}.nav{display:none}.nav__list{display:flex;align-items:center;gap:var(--space-xl)}.nav__link{font-weight:var(--font-weight-medium);color:var(--color-gray-600);transition:var(--transition-fast);position:relative;font-size:.9375rem}.nav__link:hover,.nav__link--active{color:var(--color-primary)}.nav__link:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background-color:var(--color-secondary);transition:var(--transition-base)}.nav__link:hover:after,.nav__link--active:after{width:100%}.lang-toggle{display:flex;align-items:center;gap:var(--space-xs);background:var(--color-gray-100);border-radius:var(--radius-md);padding:var(--space-xs)}.lang-toggle__btn{padding:var(--space-xs) var(--space-sm);border:none;background:transparent;border-radius:var(--radius-sm);font-family:var(--font-primary);font-size:.875rem;font-weight:var(--font-weight-medium);color:var(--color-gray-600);cursor:pointer;transition:var(--transition-fast)}.lang-toggle__btn:hover{color:var(--color-primary)}.lang-toggle__btn--active{background:var(--color-white);color:var(--color-primary);box-shadow:var(--shadow-sm)}.nav-toggle{display:flex;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:var(--space-sm)}.nav-toggle__line{width:24px;height:2px;background-color:var(--color-primary);transition:var(--transition-base)}@media(min-width:1024px){.nav{display:block}.nav-toggle{display:none}}.mobile-nav{position:fixed;inset:80px 0 0;background-color:var(--color-white);transform:translate(100%);transition:var(--transition-base);z-index:999;padding:var(--space-xl);overflow-y:auto}.mobile-nav--open{transform:translate(0)}.mobile-nav__list{display:flex;flex-direction:column;gap:var(--space-lg)}.mobile-nav__link{font-size:1.125rem;font-weight:var(--font-weight-medium);color:var(--color-gray-700);padding:var(--space-sm) 0;border-bottom:1px solid var(--color-gray-200)}.mobile-nav__link--active{color:var(--color-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:.875rem 1.75rem;font-family:var(--font-primary);font-size:1rem;font-weight:var(--font-weight-semibold);border-radius:var(--radius-md);border:none;cursor:pointer;transition:var(--transition-base);text-decoration:none}.btn--primary{background-color:var(--color-secondary);color:var(--color-white)}.btn--primary:hover{background-color:var(--color-secondary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn--secondary{background-color:var(--color-primary);color:var(--color-white)}.btn--secondary:hover{background-color:var(--color-primary-light);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn--outline{background-color:transparent;border:2px solid var(--color-white);color:var(--color-white)}.btn--outline:hover{background-color:var(--color-white);color:var(--color-primary)}.btn--ghost{background-color:transparent;color:var(--color-secondary)}.btn--ghost:hover{background-color:var(--color-gray-100)}.btn--large{padding:1rem 2.5rem;font-size:1.125rem}.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding-top:80px;overflow:hidden}.hero__background{position:absolute;inset:0;z-index:-1}.hero__background img,.hero__video{width:100%;height:100%;object-fit:cover}.hero__gradient-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 20% 80%,rgba(0,166,160,.3) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(42,90,140,.4) 0%,transparent 50%),radial-gradient(ellipse at 50% 50%,rgba(0,197,194,.2) 0%,transparent 60%),linear-gradient(135deg,#0f2840,#1a3a5c,#2a5a8c 60%,#1a3a5c);animation:gradientShift 15s ease-in-out infinite}@keyframes gradientShift{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.hero__overlay{position:absolute;inset:0;background:linear-gradient(135deg,#1a3a5ce6,#1a3a5cb3,#00a6a066)}.hero__content{position:relative;z-index:1;max-width:800px;color:var(--color-white);padding:var(--space-3xl) 0}.hero__tagline{display:inline-block;font-size:.875rem;font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:.1em;color:var(--color-secondary-light);margin-bottom:var(--space-md)}.hero__title{color:var(--color-white);margin-bottom:var(--space-lg);font-size:clamp(2.5rem,6vw,4.5rem)}.hero__description{font-size:1.375rem;line-height:1.7;opacity:.9;margin-bottom:var(--space-xl)}.hero__buttons{display:flex;flex-wrap:wrap;gap:var(--space-md)}.card{background-color:var(--color-white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition-base)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.card__image{aspect-ratio:16/10;overflow:hidden}.card__image img{width:100%;height:100%;object-fit:cover;transition:var(--transition-slow)}.card:hover .card__image img{transform:scale(1.05)}.card__content{padding:var(--space-lg)}.card__title{font-size:1.25rem;margin-bottom:var(--space-sm)}.card__text{color:var(--color-gray-600);margin-bottom:var(--space-md)}.card__link{display:inline-flex;align-items:center;gap:var(--space-xs);color:var(--color-secondary);font-weight:var(--font-weight-semibold)}.card__link:hover{gap:var(--space-sm)}.icon-card{text-align:center;padding:var(--space-xl);background-color:var(--color-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--transition-base)}.icon-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.icon-card__icon{width:64px;height:64px;margin:0 auto var(--space-lg);background:linear-gradient(135deg,var(--color-secondary),var(--color-secondary-dark));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:var(--color-white);font-size:1.5rem}.icon-card__title{font-size:1.125rem;margin-bottom:var(--space-sm)}.icon-card__text{color:var(--color-gray-600);font-size:.9375rem}.project-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/3;cursor:pointer}.project-card__image{position:absolute;inset:0}.project-card__image img{width:100%;height:100%;object-fit:cover;transition:var(--transition-slow)}.project-card:hover .project-card__image img{transform:scale(1.1)}.project-card__gradient{width:100%;height:100%;display:flex;align-items:center;justify-content:center;transition:var(--transition-slow)}.project-card:hover .project-card__gradient{transform:scale(1.1)}.project-card__icon{width:48px;height:48px;color:#ffffff4d;transition:var(--transition-base)}.project-card:hover .project-card__icon{color:#ffffff80;transform:scale(1.1)}.project-card__overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(26,58,92,.95) 0%,rgba(26,58,92,.3) 50%,transparent 100%);transition:var(--transition-base)}.project-card:hover .project-card__overlay{background:linear-gradient(to top,#1a3a5cfa,#1a3a5c80 60%,#00a6a033)}.project-card__content{position:absolute;bottom:0;left:0;right:0;padding:var(--space-lg);color:var(--color-white)}.project-card__title{color:var(--color-white);font-size:1.125rem;margin-bottom:var(--space-xs)}.project-card__location{font-size:.875rem;opacity:.8;margin-bottom:0}.stats{display:grid;gap:var(--space-xl);grid-template-columns:repeat(2,1fr);text-align:center}@media(min-width:768px){.stats{grid-template-columns:repeat(4,1fr)}}.stat__number{font-size:clamp(2.5rem,5vw,3.5rem);font-weight:var(--font-weight-bold);color:var(--color-secondary);line-height:1;margin-bottom:var(--space-sm)}.section--dark .stat__number{color:var(--color-secondary-light)}.stat__label{font-size:.9375rem;color:var(--color-gray-500)}.section--dark .stat__label{color:var(--color-gray-300)}.category-filter{display:flex;flex-wrap:wrap;gap:var(--space-sm);justify-content:center;margin-bottom:var(--space-2xl)}.category-filter__btn{padding:var(--space-sm) var(--space-lg);background:var(--color-gray-100);border:none;border-radius:var(--radius-md);font-family:var(--font-primary);font-size:.9375rem;font-weight:var(--font-weight-medium);color:var(--color-gray-600);cursor:pointer;transition:var(--transition-fast)}.category-filter__btn:hover{background:var(--color-gray-200);color:var(--color-primary)}.category-filter__btn--active{background:var(--color-secondary);color:var(--color-white)}.category-filter__btn--active:hover{background:var(--color-secondary-dark);color:var(--color-white)}.cta{text-align:center;padding:var(--space-4xl) 0}.cta__title{margin-bottom:var(--space-md)}.cta__text{font-size:1.125rem;max-width:600px;margin:0 auto var(--space-xl);opacity:.9}.footer{background-color:var(--color-gray-900);color:var(--color-gray-300);padding:var(--space-4xl) 0 var(--space-xl)}.footer__grid{display:grid;gap:var(--space-2xl);margin-bottom:var(--space-3xl)}@media(min-width:768px){.footer__grid{grid-template-columns:2fr 1fr 1fr 1fr}}.footer__brand{max-width:300px}.footer__logo{color:var(--color-white);margin-bottom:var(--space-md)}.footer__description{font-size:.9375rem;line-height:1.7}.footer__title{color:var(--color-white);font-size:1rem;font-weight:var(--font-weight-semibold);margin-bottom:var(--space-lg)}.footer__links{display:flex;flex-direction:column;gap:var(--space-sm)}.footer__link{color:var(--color-gray-400);font-size:.9375rem;transition:var(--transition-fast)}.footer__link:hover{color:var(--color-secondary-light)}.footer__contact-item{margin-bottom:var(--space-sm);font-size:.9375rem}.footer__bottom{padding-top:var(--space-xl);border-top:1px solid var(--color-gray-800);display:flex;flex-direction:column;gap:var(--space-md);text-align:center}@media(min-width:768px){.footer__bottom{flex-direction:row;justify-content:space-between;text-align:left}}.footer__copyright{font-size:.875rem;color:var(--color-gray-500)}.footer__legal{font-size:.8125rem;color:var(--color-gray-500)}.page-header{position:relative;padding:calc(80px + var(--space-4xl)) 0 var(--space-4xl);background-color:var(--color-primary);color:var(--color-white);overflow:hidden}.page-header__background{position:absolute;inset:0;opacity:.2}.page-header__background img{width:100%;height:100%;object-fit:cover}.page-header__content{position:relative;z-index:1;max-width:700px}.page-header__title{color:var(--color-white);margin-bottom:var(--space-md)}.page-header__description{font-size:1.25rem;opacity:.9}.form{display:flex;flex-direction:column;gap:var(--space-lg)}.form__group{display:flex;flex-direction:column;gap:var(--space-sm)}.form__label{font-weight:var(--font-weight-medium);color:var(--color-gray-700)}.form__input,.form__textarea{padding:var(--space-md);border:1px solid var(--color-gray-300);border-radius:var(--radius-md);font-family:var(--font-primary);font-size:1rem;transition:var(--transition-fast)}.form__input:focus,.form__textarea:focus{outline:none;border-color:var(--color-secondary);box-shadow:0 0 0 3px #00a6a01a}.form__textarea{min-height:150px;resize:vertical}.form__row{display:grid;gap:var(--space-lg)}@media(min-width:768px){.form__row{grid-template-columns:repeat(2,1fr)}}.form__checkbox{display:flex;align-items:flex-start;gap:var(--space-sm)}.form__checkbox input{margin-top:4px}.form__checkbox-label{font-size:.875rem;color:var(--color-gray-600)}.role-card{padding:var(--space-xl);background-color:var(--color-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--transition-base);border-left:4px solid var(--color-secondary)}.role-card:hover{box-shadow:var(--shadow-lg)}.role-card__title{font-size:1.25rem;margin-bottom:var(--space-sm)}.role-card__text{color:var(--color-gray-600);margin-bottom:0}.text-center{text-align:center}.mb-0{margin-bottom:0}.mb-sm{margin-bottom:var(--space-sm)}.mb-md{margin-bottom:var(--space-md)}.mb-lg{margin-bottom:var(--space-lg)}.mb-xl{margin-bottom:var(--space-xl)}.mb-2xl{margin-bottom:var(--space-2xl)}.mb-3xl{margin-bottom:var(--space-3xl)}.mt-0{margin-top:0}.mt-lg{margin-top:var(--space-lg)}.mt-xl{margin-top:var(--space-xl)}.mt-2xl{margin-top:var(--space-2xl)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.section-header{max-width:700px;margin-bottom:var(--space-3xl)}.section-header--center{text-align:center;margin-left:auto;margin-right:auto}.section-header__tagline{display:inline-block;font-size:.875rem;font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:.1em;color:var(--color-secondary);margin-bottom:var(--space-sm)}.section-header__title{margin-bottom:var(--space-md)}.section-header__text{font-size:1.125rem;color:var(--color-gray-600)}.section--dark .section-header__text{color:var(--color-gray-300)}.two-col{display:grid;gap:var(--space-3xl);align-items:center}@media(min-width:768px){.two-col{grid-template-columns:repeat(2,1fr)}}.two-col__image{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-xl)}.contact-info{display:flex;flex-direction:column;gap:var(--space-xl)}.contact-item{display:flex;gap:var(--space-md)}.contact-item__icon{flex-shrink:0;width:48px;height:48px;background-color:var(--color-secondary);color:var(--color-white);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center}.contact-item__title{font-size:1rem;font-weight:var(--font-weight-semibold);margin-bottom:var(--space-xs)}.contact-item__text{color:var(--color-gray-600);margin-bottom:0}.projects-grid{display:grid;gap:var(--space-lg);grid-template-columns:repeat(2,1fr)}@media(min-width:768px){.projects-grid{grid-template-columns:repeat(3,1fr)}}@media(min-width:1024px){.projects-grid{grid-template-columns:repeat(4,1fr)}}.placeholder-image{background:linear-gradient(135deg,var(--color-gray-200),var(--color-gray-300));display:flex;align-items:center;justify-content:center;color:var(--color-gray-500);font-size:.875rem}