@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');

:root {
    --navy: #0b1220;
    --navy-2: #101a2b;
    --ink: #162033;
    --muted: #667085;
    --line: #dfe4eb;
    --paper: #f7f8fa;
    --white: #ffffff;
    --accent: #8fb5c8;
    --accent-light: #dcebf2;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; color: var(--ink); background: var(--white); line-height: 1.7; }
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }

.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 50;
    background: rgba(11,18,32,.90); backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; }
.brand { font-family: 'Manrope'; font-size: 24px; font-weight: 800; letter-spacing: -.08em; color: white; }
.brand span { color: var(--accent); }
.nav-links { display: flex; gap: 30px; color: #d7dce5; font-size: 14px; font-weight: 600; }
.nav-links a { transition: color .2s; }
.nav-links a:hover { color: white; }
.nav-toggle { display: none; background: none; border: 0; color: white; font-size: 25px; }

.hero {
    min-height: 820px; padding-top: 76px; display: flex; align-items: center;
    background:
        radial-gradient(circle at 78% 35%, rgba(143,181,200,.18), transparent 28%),
        linear-gradient(135deg, #0b1220 0%, #101a2b 60%, #152235 100%);
    color: white; overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 80px; align-items: center; }
.eyebrow { color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: .16em; margin-bottom: 20px; }
.hero h1, h2, h3 { font-family: 'Manrope', sans-serif; line-height: 1.08; }
.hero h1 { font-size: clamp(48px, 6vw, 76px); letter-spacing: -.055em; max-width: 760px; }
.hero h1 span, h2 span { color: var(--accent); }
.hero-text { color: #b8c2d0; font-size: 18px; max-width: 650px; margin: 28px 0 34px; }
.hero-actions, .contact-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; justify-content: center; align-items: center; min-height: 48px; padding: 0 23px; border-radius: 5px; font-size: 14px; font-weight: 700; transition: .2s; }
.btn-primary { background: var(--accent); color: var(--navy); }
.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.06); }
.btn-secondary { border: 1px solid rgba(255,255,255,.22); color: white; }
.btn-secondary:hover { background: rgba(255,255,255,.07); }
.hero-meta { display: flex; gap: 28px; margin-top: 58px; padding-top: 25px; border-top: 1px solid rgba(255,255,255,.12); }
.hero-meta div { display: flex; flex-direction: column; }
.hero-meta strong { font-family: 'Manrope'; font-size: 18px; }
.hero-meta span { color: #8995a6; font-size: 11px; margin-top: 3px; max-width: 140px; }

.hero-card { position: relative; padding: 42px; border: 1px solid rgba(255,255,255,.13); background: rgba(255,255,255,.045); border-radius: 10px; box-shadow: 0 30px 80px rgba(0,0,0,.25); overflow: hidden; }
.card-glow { position: absolute; width: 190px; height: 190px; background: rgba(143,181,200,.18); border-radius: 50%; filter: blur(55px); right: -70px; top: -70px; }
.card-label { position: relative; color: var(--accent); font-size: 11px; letter-spacing: .16em; font-weight: 700; }
.hero-card h2 { position: relative; font-size: 34px; letter-spacing: -.04em; margin: 18px 0; }
.hero-card > p:not(.card-label) { position: relative; color: #aeb9c8; font-size: 15px; }
.line { height: 1px; background: rgba(255,255,255,.12); margin: 28px 0 18px; }
.mini-row { display: flex; justify-content: space-between; gap: 20px; padding: 9px 0; font-size: 13px; }
.mini-row span { color: #7f8b9c; }
.mini-row strong { text-align: right; font-weight: 600; }

.section { padding: 120px 0; }
.section-light { background: var(--paper); }
.two-col { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; }
.section h2 { font-size: clamp(38px, 4vw, 56px); letter-spacing: -.045em; }
.section-copy { max-width: 650px; font-size: 17px; color: #4d596b; }
.section-copy p + p { margin-top: 20px; }

.section-dark { background: var(--navy); color: white; }
.section-heading { display: flex; justify-content: space-between; gap: 40px; align-items: end; margin-bottom: 65px; }
.heading-note { color: #758195; max-width: 220px; font-size: 14px; }
.experience-item { display: grid; grid-template-columns: 190px 1fr; gap: 55px; padding: 42px 0; border-top: 1px solid rgba(255,255,255,.1); }
.experience-item:last-child { border-bottom: 1px solid rgba(255,255,255,.1); }
.experience-date { color: #7c899b; font-size: 12px; letter-spacing: .08em; font-weight: 700; }
.experience-item h3 { font-size: 27px; }
.company { color: var(--accent); font-size: 14px; font-weight: 700; margin: 5px 0 16px; }
.experience-item p:not(.company) { color: #9da8b8; max-width: 720px; }
.tags, .skill-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.tags span, .skill-list span { padding: 5px 10px; border: 1px solid rgba(255,255,255,.12); border-radius: 3px; color: #aab4c2; font-size: 11px; }

.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.project-card { min-height: 300px; padding: 32px; border: 1px solid var(--line); background: white; display: flex; flex-direction: column; transition: .25s; }
.project-card:hover { transform: translateY(-5px); box-shadow: 0 18px 45px rgba(11,18,32,.08); }
.project-card.featured { background: var(--navy); color: white; border-color: var(--navy); }
.project-number { font-family: 'Manrope'; font-size: 14px; color: #a0a9b6; }
.project-type { color: #7194a5; font-size: 10px; font-weight: 800; letter-spacing: .14em; margin-top: 45px; }
.project-card h3 { font-size: 27px; margin: 10px 0 14px; }
.project-card p:not(.project-type) { color: #667085; font-size: 14px; }
.project-card.featured p:not(.project-type) { color: #9ca7b6; }
.project-footer { display: flex; justify-content: space-between; margin-top: auto; padding-top: 28px; border-top: 1px solid var(--line); color: #7c8796; font-size: 11px; font-weight: 700; }
.featured .project-footer { border-color: rgba(255,255,255,.12); }

.credentials { margin-top: 50px; border-top: 1px solid var(--line); }
.credential { display: grid; grid-template-columns: 100px 1fr; gap: 30px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.credential-year { color: #8a96a6; font-size: 11px; font-weight: 800; letter-spacing: .1em; }
.credential h3 { font-size: 22px; }
.credential p { color: #667085; font-size: 14px; margin-top: 4px; }
.skills { margin-top: 70px; }
.skill-list span { color: #4e5a6b; border-color: #d4dae2; }

.contact-section { padding: 120px 0; background: #eaf0f3; }
.contact-inner { text-align: center; max-width: 760px; }
.contact-inner h2 { font-size: clamp(48px, 6vw, 76px); letter-spacing: -.055em; }
.contact-inner > p:not(.eyebrow) { color: #667085; margin: 22px auto 32px; }
.contact-actions { justify-content: center; }
.dark-btn { color: var(--navy); border-color: #b9c2cc; }

footer { background: var(--navy); color: #7f8b9c; padding: 25px 0; font-size: 12px; }
.footer-inner { display: flex; justify-content: space-between; }
.footer-inner a:hover { color: white; }

@media (max-width: 800px) {
    .container { width: min(100% - 34px, 1120px); }
    .nav-links { display: none; position: absolute; top: 76px; left: 0; right: 0; padding: 20px 24px 25px; background: var(--navy); flex-direction: column; gap: 18px; }
    .nav-links.open { display: flex; }
    .nav-toggle { display: block; }
    .hero { min-height: auto; padding: 140px 0 90px; }
    .hero-grid, .two-col { grid-template-columns: 1fr; gap: 55px; }
    .hero h1 { font-size: 48px; }
    .hero-card { padding: 30px; }
    .hero-meta { flex-wrap: wrap; }
    .section { padding: 85px 0; }
    .section-heading { display: block; margin-bottom: 45px; }
    .heading-note { margin-top: 18px; }
    .experience-item { grid-template-columns: 1fr; gap: 15px; }
    .project-grid { grid-template-columns: 1fr; }
}
/* =========================================
   INTERACTIVE PROJECT CARDS
========================================= */

.project-clickable {
    cursor: pointer;
}

.project-clickable:hover {
    transform: translateY(-7px);
}

.project-clickable .project-footer span:last-child {
    transition: transform .25s ease;
}

.project-clickable:hover .project-footer span:last-child {
    transform: translateX(6px);
}


/* =========================================
   PROJECT MODAL
========================================= */

body.modal-open {
    overflow: hidden;
}

.project-modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(4, 8, 15, .88);
    backdrop-filter: blur(10px);

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 30px;

    opacity: 0;
    visibility: hidden;

    transition:
        opacity .25s ease,
        visibility .25s ease;
}

.project-modal.active {
    opacity: 1;
    visibility: visible;
}


.project-modal-content {
    position: relative;

    width: min(1200px, 100%);
    max-height: 92vh;

    overflow-y: auto;

    background: #ffffff;
    color: var(--ink);

    padding: 55px;

    border-radius: 8px;

    box-shadow:
        0 40px 100px rgba(0, 0, 0, .35);

    transform: translateY(20px);
    transition: transform .3s ease;
}

.project-modal.active .project-modal-content {
    transform: translateY(0);
}


/* Close button */

.project-modal-close {
    position: absolute;
    top: 22px;
    right: 25px;

    width: 42px;
    height: 42px;

    border: 1px solid var(--line);
    border-radius: 50%;

    background: white;
    color: var(--ink);

    font-size: 25px;
    line-height: 1;

    cursor: pointer;

    transition: .2s;
}

.project-modal-close:hover {
    background: var(--navy);
    color: white;
}


/* Modal header */

.project-modal-header {
    max-width: 850px;
}

.project-modal-header h2 {
    font-size: clamp(36px, 5vw, 58px);
    letter-spacing: -.045em;
}

.project-modal-header > p:last-child {
    margin-top: 22px;
    color: var(--muted);
    max-width: 760px;
}


/* Dividers */

.modal-divider {
    height: 1px;
    background: var(--line);
    margin: 38px 0;
}


/* Project information */

.project-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.modal-label {
    color: #7194a5;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .15em;
    margin-bottom: 14px;
}

.project-detail-block > p:last-child {
    color: var(--muted);
    font-size: 14px;
}


.modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.modal-tags span {
    padding: 6px 10px;

    border: 1px solid var(--line);
    border-radius: 3px;

    color: #4e5a6b;

    font-size: 11px;
    font-weight: 600;
}


/* PDF */

.pdf-viewer {
    width: 100%;
    height: 650px;

    background: #e9edf1;

    border: 1px solid var(--line);
}

.pdf-viewer iframe {
    width: 100%;
    height: 100%;

    border: 0;
}


/* =========================================
   MOBILE
========================================= */

@media (max-width: 800px) {

    .project-modal {
        padding: 10px;
    }

    .project-modal-content {
        max-height: 96vh;
        padding: 35px 22px;
    }

    .project-modal-close {
        top: 12px;
        right: 12px;
    }

    .project-details {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .drawing-header {
        display: block;
    }

    .drawing-controls {
        margin-top: 18px;
        flex-wrap: wrap;
    }

    .pdf-viewer {
        height: 500px;
    }
}
/* =========================================
   CASE STUDIES
========================================= */

.approach-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}

.approach-item {
    background: white;
    padding: 28px;
}

.approach-item > span {
    color: #9aa5b4;
    font-size: 11px;
    font-weight: 800;
}

.approach-item h3 {
    font-size: 20px;
    margin: 10px 0;
}

.approach-item p {
    color: var(--muted);
    font-size: 13px;
}


.timeline {
    max-width: 700px;
}

.timeline-row {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 20px;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
}

.timeline-row > span {
    color: #7194a5;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .1em;
}

.timeline-row strong {
    display: block;
    font-family: 'Manrope';
    font-size: 15px;
}

.timeline-row small {
    display: block;
    color: var(--muted);
    font-size: 12px;
    margin-top: 2px;
}


.program-highlight {
    max-width: 750px;
    padding: 35px;
    background: var(--paper);
    border-left: 3px solid var(--accent);
}

.program-highlight h3 {
    font-size: 28px;
    margin-bottom: 12px;
}

.program-highlight > p:last-child {
    color: var(--muted);
    font-size: 14px;
}


@media (max-width: 800px) {

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

    .timeline-row {
        grid-template-columns: 55px 1fr;
    }

    .program-highlight {
        padding: 25px;
    }
}
/* Warehouse Project Perspective */

.warehouse-perspective {
    max-width: 850px;
}

.warehouse-perspective p {
    margin-bottom: 16px;
}

.warehouse-perspective p:last-child {
    margin-bottom: 0;
}

.warehouse-perspective strong {
    color: var(--ink);
}
/* =========================================
   RECOMMENDATION CAROUSEL
========================================= */

.recommendation-carousel {
    position: relative;
    max-width: 1050px;
    margin: 0 auto;
}

.recommendation-track {
    position: relative;
    overflow: hidden;
    border-radius: 2px;
}

.recommendation-card {
    display: grid;
    grid-template-columns: 85px 1fr;
    gap: 25px;
    padding: 50px;
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-sizing: border-box;
}

.recommendation-card:not(:first-child) {
    display: none;
}

.recommendation-mark {
    font-family: Georgia, serif;
    font-size: 100px;
    line-height: 0.75;
    opacity: 0.12;
    user-select: none;
}

.recommendation-content {
    min-width: 0;
}

.recommendation-quote {
    margin: 0;
    max-width: 850px;
    font-size: 1.12rem;
    line-height: 1.8;
    color: #222;
}

.recommendation-divider {
    width: 100%;
    height: 1px;
    margin: 32px 0 25px;
    background: rgba(0, 0, 0, 0.09);
}

.recommendation-person {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.recommendation-person h3 {
    margin: 0 0 6px;
    font-size: 1rem;
}

.recommendation-person p {
    margin: 0;
    font-size: 0.85rem;
    opacity: 0.6;
}

.recommendation-context {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.recommendation-context span {
    padding: 7px 11px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 0.68rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    opacity: 0.65;
}


/* =========================================
   CAROUSEL CONTROLS
========================================= */

.recommendation-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 22px;
    margin-top: 25px;
}

.recommendation-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    padding: 0;
    border: 1px solid rgba(0, 0, 0, 0.15);
    background: transparent;
    cursor: pointer;
    font-size: 1rem;
    transition:
        background 0.2s ease,
        transform 0.2s ease;
}

.recommendation-arrow:hover {
    background: #111;
    color: #fff;
    transform: translateY(-2px);
}

.recommendation-dots {
    display: flex;
    align-items: center;
    gap: 8px;
}

.recommendation-dot {
    width: 7px;
    height: 7px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition:
        transform 0.2s ease,
        background 0.2s ease;
}

.recommendation-dot.active {
    transform: scale(1.5);
    background: #111;
}


/* =========================================
   CAROUSEL TRANSITION
========================================= */

.recommendation-card.slide-out {
    animation: recommendationOut 0.45s ease forwards;
}

.recommendation-card.slide-in {
    animation: recommendationIn 0.45s ease forwards;
}

@keyframes recommendationOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(-35px);
    }
}

@keyframes recommendationIn {
    from {
        opacity: 0;
        transform: translateX(35px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}


/* =========================================
   MOBILE
========================================= */

@media (max-width: 700px) {

    .recommendation-card {
        grid-template-columns: 1fr;
        gap: 5px;
        padding: 30px;
    }

    .recommendation-mark {
        font-size: 72px;
    }

    .recommendation-quote {
        font-size: 1rem;
        line-height: 1.7;
    }

    .recommendation-person {
        align-items: flex-start;
        flex-direction: column;
        gap: 20px;
    }

    .recommendation-context {
        justify-content: flex-start;
    }

}