:root {
    --turquoise: #23b8ae;
    --turquoise-deep: #0d7772;
    --turquoise-dark: #124f4c;
    --turquoise-soft: #dff8f4;
    --mint: #eefbf8;
    --aqua: #e8f8fb;
    --gold: #c99a3f;
    --gold-light: #e6bd65;
    --text: #173b3a;
    --muted: #64807e;
    --line: rgba(24, 126, 119, .14);
    --white-glass: rgba(255, 255, 255, .72);
}

html { scroll-behavior: smooth; }
body {
    font-family: 'Manrope', Arial, sans-serif;
    color: var(--text);
    background: #f9fffe;
    line-height: 1.72;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.skip-link {
    position: fixed;
    left: 12px;
    top: -60px;
    z-index: 9999;
    padding: 10px 14px;
    background: #fff;
    color: var(--turquoise-dark);
    border: 1px solid var(--turquoise);
    border-radius: 12px;
}
.skip-link:focus { top: 12px; }

.site-header { z-index: 1030; }
.main-nav {
    padding: 14px 0;
    background: rgba(255, 255, 255, .20);
    border-bottom: 1px solid rgba(255,255,255,.48);
    backdrop-filter: blur(15px) saturate(150%);
    -webkit-backdrop-filter: blur(15px) saturate(150%);
}
.nav-shell {
    background: rgba(255,255,255,.47);
    border: 1px solid rgba(255,255,255,.66);
    border-radius: 22px;
    padding: 7px 12px 7px 18px;
    box-shadow: 0 12px 40px rgba(20, 100, 95, .08);
}
.main-nav .navbar-brand {
    color: var(--turquoise-dark);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: .16em;
    white-space: nowrap;
}
.main-nav .nav-link {
    display: flex;
    align-items: center;
    gap: .45rem;
    color: #245f5c;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .015em;
    padding: .72rem .78rem !important;
    border-radius: 12px;
    transition: all .22s ease;
}
.main-nav .nav-link i { font-size: .98rem; color: var(--turquoise-deep); }
.main-nav .nav-link:hover,
.main-nav .nav-link:focus {
    color: var(--turquoise-dark);
    background: rgba(255,255,255,.72);
    transform: translateY(-1px);
}
.navbar-toggler {
    border: 0;
    box-shadow: none !important;
    padding: .4rem .55rem;
}
.navbar-toggler-icon {
    width: 1.45rem;
    height: 1.45rem;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23124f4c' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.language-switch { color: rgba(18,79,76,.35); font-size: .73rem; font-weight: 800; letter-spacing: .08em; white-space: nowrap; }
.lang-link { color: rgba(18,79,76,.50); text-decoration: none; padding: .32rem .35rem; border-radius: 8px; }
.lang-link.active,
.lang-link:hover { color: var(--turquoise-dark); background: rgba(255,255,255,.72); }

.hero-section {
    position: relative;
    overflow: hidden;
    min-height: 760px;
    display: flex;
    align-items: center;
    padding-top: 112px;
    background:
        radial-gradient(circle at 87% 18%, rgba(50, 205, 191, .28), transparent 27%),
        radial-gradient(circle at 14% 86%, rgba(119, 217, 224, .20), transparent 25%),
        linear-gradient(130deg, #faffff 0%, #e9fbf8 34%, #dff7f4 66%, #effbfd 100%);
}
.hero-section::before,
.hero-section::after {
    content: '';
    position: absolute;
    border-radius: 999px;
    filter: blur(2px);
    pointer-events: none;
}
.hero-section::before {
    width: 410px;
    height: 410px;
    right: -120px;
    top: 95px;
    border: 1px solid rgba(24, 154, 145, .15);
}
.hero-section::after {
    width: 280px;
    height: 280px;
    left: -130px;
    bottom: 90px;
    border: 1px solid rgba(24, 154, 145, .11);
}
.hero-grid {
    position: absolute;
    inset: 0;
    opacity: .24;
    background-image:
        linear-gradient(rgba(19, 139, 132, .055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(19, 139, 132, .055) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,.7), transparent 86%);
}
.hero-section h1 {
    color: #143f3c;
    font-size: clamp(2.8rem, 5vw, 5.1rem);
    line-height: 1.03;
    font-weight: 800;
    letter-spacing: -.05em;
    margin: 1rem 0 1.45rem;
    max-width: 900px;
}
.hero-text {
    color: #587775;
    font-size: 1.08rem;
    max-width: 735px;
    font-weight: 500;
}
.hero-logo-wrap {
    position: relative;
    width: min(430px, 82vw);
    aspect-ratio: 1;
    margin-inline: auto;
    display: grid;
    place-items: center;
}
.hero-logo-wrap::before {
    content: '';
    position: absolute;
    inset: 7%;
    border-radius: 50%;
    background: rgba(255,255,255,.58);
    box-shadow: 0 32px 80px rgba(20, 112, 105, .18), inset 0 0 0 1px rgba(255,255,255,.85);
    backdrop-filter: blur(10px);
}
.hero-logo-mark {
    position: relative;
    z-index: 2;
    display: block;
    width: 82%;
    height: auto;
    border-radius: 50%;
    filter: drop-shadow(0 20px 30px rgba(21, 83, 80, .20));
}
.hero-orbit {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(13,119,114,.20);
    z-index: 1;
}
.orbit-one { inset: 0; }
.orbit-two { inset: 13%; border-style: dashed; opacity: .52; }

.eyebrow {
    display: flex;
    align-items: center;
    gap: .65rem;
    color: var(--turquoise-deep);
    font-weight: 800;
    font-size: .72rem;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.eyebrow::before { content: ''; width: 34px; height: 2px; border-radius: 99px; background: linear-gradient(90deg, var(--turquoise), #78d6cf); }
.eyebrow.light { color: var(--turquoise-deep); }

.section-space { padding: 100px 0; scroll-margin-top: 105px; }
.section-heading h2,
section h2 {
    font-size: clamp(2.2rem, 4vw, 3.7rem);
    line-height: 1.08;
    margin: .72rem 0 1.25rem;
    letter-spacing: -.04em;
    font-weight: 800;
    color: #173f3d;
}
.lead-soft { font-size: 1.12rem; color: #385f5d; font-weight: 500; }
.text-secondary { color: #6f8886 !important; }
.bg-white { background: #fbfffe !important; }
.soft-bg { background: linear-gradient(180deg, #effbf9 0%, #f8fdfd 100%); }

.about-panel {
    padding: 18px 28px;
    border: 1px solid rgba(19, 139, 132, .12);
    border-radius: 26px;
    background: rgba(255,255,255,.72);
    box-shadow: 0 24px 60px rgba(20, 112, 105, .08);
}
.about-line {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 1rem;
    align-items: center;
    padding: 1.45rem 0;
    border-bottom: 1px solid var(--line);
}
.about-line:last-child { border-bottom: 0; }
.about-line span {
    width: 45px;
    height: 45px;
    display: grid;
    place-items: center;
    border-radius: 13px;
    color: var(--turquoise-deep);
    background: var(--turquoise-soft);
    font-size: .78rem;
    font-weight: 800;
}
.about-line strong { font-size: clamp(1.25rem, 2.5vw, 1.65rem); font-weight: 700; color: #244d4a; }

.service-card {
    background: rgba(255,255,255,.82);
    border: 1px solid rgba(18, 130, 123, .11);
    border-radius: 24px;
    padding: 2rem 1.7rem;
    box-shadow: 0 14px 40px rgba(19, 116, 110, .06);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.service-card:hover {
    transform: translateY(-7px);
    box-shadow: 0 24px 54px rgba(19, 116, 110, .12);
    border-color: rgba(20, 167, 158, .28);
}
.service-icon {
    width: 56px;
    height: 56px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    background: linear-gradient(145deg, #ddf8f3, #eefcf9);
    color: var(--turquoise-deep);
    font-size: 1.45rem;
    margin-bottom: 1.8rem;
    box-shadow: inset 0 0 0 1px rgba(27, 157, 149, .09);
}
.service-card h3,
.project-card h3,
.vision-box h3,
.principles-box h3 { font-size: 1.35rem; font-weight: 750; color: #214a48; letter-spacing: -.02em; }
.service-card p,
.project-card p { color: var(--muted); margin-bottom: 0; font-size: .94rem; }

.dark-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 12% 15%, rgba(39, 193, 182, .18), transparent 30%),
        linear-gradient(125deg, #e8faf7 0%, #d7f3ef 47%, #eaf8fb 100%);
    color: #496f6c;
}
.dark-section::after {
    content: '';
    position: absolute;
    width: 520px;
    height: 520px;
    right: -220px;
    top: -160px;
    border-radius: 50%;
    border: 1px solid rgba(13,119,114,.12);
}
.dark-section .container { position: relative; z-index: 2; }
.display-title.text-white { color: #174643 !important; }
.gold-rule { width: 82px; height: 3px; border-radius: 99px; background: linear-gradient(90deg, var(--turquoise), #7bd9d1); margin-top: 2rem; }
.vision-box,
.principles-box {
    border: 1px solid rgba(13,119,114,.12);
    border-radius: 23px;
    padding: 1.9rem;
    background: rgba(255,255,255,.66);
    box-shadow: 0 18px 46px rgba(14, 97, 92, .07);
}
.vision-box h3,
.principles-box h3 { color: #204e4b; }
.vision-box p { margin-bottom: 0; color: #68817f; }
.principle-item { display: flex; gap: .75rem; align-items: flex-start; color: #557370; }
.principle-item span {
    flex: 0 0 25px;
    width: 25px;
    height: 25px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    background: #dbf6f1;
    color: var(--turquoise-deep);
    font-weight: 800;
}

.project-card {
    border: 1px solid rgba(13,119,114,.11);
    border-radius: 24px;
    overflow: hidden;
    background: rgba(255,255,255,.90);
    box-shadow: 0 16px 44px rgba(14, 99, 94, .06);
    transition: transform .25s ease, box-shadow .25s ease;
}
.project-card:hover { transform: translateY(-5px); box-shadow: 0 26px 58px rgba(14, 99, 94, .11); }
.project-top {
    height: 200px;
    display: grid;
    place-items: center;
    padding: 1.4rem;
    background:
        radial-gradient(circle at 70% 22%, rgba(82, 207, 197, .28), transparent 28%),
        linear-gradient(145deg, #e2f8f4, #edf9fb);
}
.project-top span {
    width: 88px;
    height: 88px;
    display: grid;
    place-items: center;
    border-radius: 28px;
    font-size: 2.4rem;
    color: var(--turquoise-deep);
    background: rgba(255,255,255,.72);
    border: 1px solid rgba(255,255,255,.88);
    box-shadow: 0 18px 36px rgba(13, 119, 114, .11);
}
.project-body { padding: 1.7rem; }
.project-note {
    padding: 1.05rem 1.25rem;
    border: 1px solid rgba(13,119,114,.12);
    border-left: 4px solid var(--turquoise);
    border-radius: 14px;
    background: #effaf8;
    color: #67817f;
}

.contact-section {
    background:
        radial-gradient(circle at 5% 88%, rgba(46, 192, 181, .15), transparent 25%),
        linear-gradient(180deg, #f4fcfa 0%, #eaf9f7 100%);
}
.contact-detail { padding: 1.1rem 0; border-bottom: 1px solid rgba(13,119,114,.13); }
.contact-detail span { display: block; color: #75908e; font-size: .72rem; letter-spacing: .13em; text-transform: uppercase; margin-bottom: .25rem; font-weight: 700; }
.contact-detail strong,
.contact-detail a { color: #164c48; font-weight: 700; text-decoration: none; }
.contact-detail a:hover { color: var(--turquoise-deep); }
.contact-card {
    background: rgba(255,255,255,.82);
    border: 1px solid rgba(13,119,114,.12);
    border-radius: 26px;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: 0 26px 70px rgba(13, 104, 98, .10);
    backdrop-filter: blur(8px);
}
.form-label { font-weight: 700; font-size: .84rem; color: #315e5b; }
.form-control {
    border-radius: 14px;
    min-height: 50px;
    border-color: rgba(22, 126, 119, .17);
    background: rgba(255,255,255,.78);
    color: #244e4b;
}
textarea.form-control { min-height: 150px; }
.form-control:focus { border-color: var(--turquoise); box-shadow: 0 0 0 .22rem rgba(35,184,174,.12); background: #fff; }
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }

.btn {
    border-radius: 14px;
    font-weight: 800;
    letter-spacing: -.01em;
    padding: .8rem 1.18rem;
}
.btn-gold {
    background: linear-gradient(135deg, #149d95, #36c5ba);
    border: 0;
    color: #fff;
    box-shadow: 0 12px 25px rgba(20, 157, 149, .20);
}
.btn-gold:hover { background: linear-gradient(135deg, #0f8b84, #2ab2a8); color: #fff; transform: translateY(-1px); }
.btn-outline-light {
    color: #1e5e5a;
    border-color: rgba(25, 112, 107, .24);
    background: rgba(255,255,255,.45);
}
.btn-outline-light:hover { color: #154845; background: rgba(255,255,255,.82); border-color: rgba(25,112,107,.32); }
.btn-dark-gold {
    background: linear-gradient(135deg, #155f5a, #238d86);
    border: 0;
    color: #fff;
}
.btn-dark-gold:hover { background: linear-gradient(135deg, #0f514d, #1d7d77); color: #fff; }

.site-footer {
    background: linear-gradient(135deg, #0e4c48, #176a64);
    color: #fff;
    border-top: 1px solid rgba(255,255,255,.12);
}

@media (max-width: 1199.98px) {
    .main-nav .nav-link { font-size: .73rem; padding-inline: .58rem !important; }
}

@media (max-width: 991.98px) {
    .main-nav { padding: 10px 0; }
    .nav-shell { border-radius: 18px; background: rgba(255,255,255,.82); padding: 8px 12px 8px 16px; }
    .navbar-collapse { padding-top: 10px; }
    .main-nav .nav-link { padding: .72rem .7rem !important; }
    .language-switch { padding: .3rem .45rem .7rem; }
    .hero-section { min-height: auto; padding-top: 138px; }
    .hero-logo-wrap { width: min(340px, 74vw); margin-top: 10px; }
    .section-space { padding: 76px 0; scroll-margin-top: 95px; }
}

@media (max-width: 575.98px) {
    .nav-shell { margin-inline: 12px; width: calc(100% - 24px); }
    .main-nav .navbar-brand { font-size: .88rem; letter-spacing: .12em; }
    .hero-section { padding-top: 122px; }
    .hero-section h1 { font-size: 2.6rem; }
    .hero-text { font-size: 1rem; }
    .section-space { padding: 62px 0; }
    .about-panel { padding: 10px 18px; }
    .about-line { grid-template-columns: 58px 1fr; }
    .project-top { height: 170px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition: none !important; }
}