/* ===== Colour palette ===== */
:root {
    --c1: #1e5f69;
    --c2: #2d96a5;
    --c3: #6ec3d2;
    --c4: #aadce1;
    --c5: #cde8eb;

    --text: #222222;
    --muted: #555555;
    --border: #d0d0d0;

    --max-width: 1200px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Trebuchet, -apple-system, BlinkMacSystemFont, "Segoe UI",
        sans-serif;
    color: var(--text);
    background: #F1EFE7;
    line-height: 1.6;
    color: #1e5f69;
}

a {
    color: var(--c1);
}

a:hover {
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: min(100% - 2.5rem, var(--max-width));
    margin-inline: auto;
}

section {
    padding: 4rem 0;
    border-top: 1px solid #e5e5e5;
}

.section-header {
    padding-top: 1rem;
    margin-bottom: 2rem;
}

.section-kicker {
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--c2);
    margin-bottom: 0.4rem;
}

.section-title {
    font-size: clamp(1.8rem, 2.3vw + 1rem, 2.6rem);
    margin-bottom: 0.5rem;
    font-weight: 350;
}

.section-subtitle {
    color: var(--muted);
    font-size: 0.95rem;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .grid-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* ===== Header / Nav ===== */

header {
    border-bottom: 1px solid #e0e0e0;
    background: #ece9df;
    position: sticky;
    top: 0;
    z-index: 10;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    gap: 1rem;
}

.nav a {
    text-decoration: none;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo img {
    height: 80px;
    width: auto;
}

.nav-text-title {
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.nav-text-subtitle {
    font-size: 0.8rem;
    color: var(--muted);
}

/* nav links base */
.nav-links {
    list-style: none;
}

/* Hamburger button */
.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    padding: 0.4rem 0.5rem;
    cursor: pointer;
}

.nav-toggle-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: #1e5f69;
    margin: 3px 0;
}

/* Desktop nav (width > 1200px) */
@media (min-width: 1201px) {
    nav {
        margin-left: auto;
    }

    .nav-links {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        font-size: 0.9rem;
    }

    .nav-links li a {
        padding: 0.25rem 0;
        border-bottom: 2px solid transparent;
    }

    .nav-links li a:hover {
        border-bottom-color: var(--c3);
        text-decoration: none;
    }
}

/* Mobile / tablet nav (width <= 1200px) */
@media (max-width: 1200px) {
    .nav {
        flex-wrap: wrap;
        align-items: center;
    }

    .nav-toggle {
        display: block;
    }

    nav {
        width: 100%;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        gap: 0;
        margin-top: 0.75rem;
        border-top: 1px solid #e5e5e5;
    }

    .nav-links li a {
        display: block;
        padding: 0.6rem 0;
        font-size: 0.9rem;
    }

    .nav-links.nav-open {
        display: flex;
    }
}

/* ===== Hero ===== */

.hero {
    padding: 3.5rem 0 3rem;
}

.hero-layout {
    display: grid;
    gap: 1rem;
    min-height: 70vh;
}

@media (min-width: 900px) {
    .hero-layout {
        grid-template-columns: 3fr 2fr;
        align-items: center;
    }
}

.hero-title {
    font-size: clamp(2.2rem, 3vw + 1.6rem, 3.1rem);
    line-height: 1.2;
    margin-bottom: 1.6rem;
    font-weight: 300;
}

.hero-lede {
    color: var(--muted);
    font-size: 1rem;
    max-width: 34rem;
    margin-bottom: 1rem;
    margin-left: 0.3rem;
}

.hero-tagline {
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.8rem;
    color: var(--c2);
    margin-bottom: 0.4rem;
}

.hero-meta {
    margin-top: 1.2rem;
    font-size: 0.9rem;
    color: var(--muted);
    border-left: 3px solid var(--c3);
    padding-left: 0.8rem;
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== About ===== */

.about-text {
    font-size: 0.95rem;
    color: var(--text);
    display: grid;
    gap: 1rem;
}

.about-highlight {
    padding: 1rem;
    border: 1px solid var(--border);
    background: #f7fbfc;
    font-size: 0.92rem;
    color: var(--muted);
}

/* ===== Case Studies ===== */

.case-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 600px) {
    .case-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .case-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.case-card {
    border: 1px solid var(--border);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    background: #ffffff;
}

.case-title {
    font-weight: 600;
    font-size: 0.98rem;
}

.case-location {
    font-size: 0.84rem;
    color: var(--muted);
}

.case-description {
    font-size: 0.9rem;
    margin-top: 0.3rem;
    flex-grow: 1;
}

.case-link {
    font-size: 0.83rem;
    margin-top: 0.6rem;
}

/* ===== Team ===== */

.team-grid {
    display: grid;
    gap: 0.75rem;
}

@media (min-width: 600px) {
    .team-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 900px) {
    .team-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.team-member {
    border-bottom: 1px solid #e3e3e3;
    padding-bottom: 0.5rem;
}

.team-name {
    font-weight: 600;
    font-size: 0.96rem;
}

.team-role {
    font-size: 0.86rem;
    color: var(--muted);
}

.team-affiliation {
    font-size: 0.84rem;
}

/* ===== News ===== */

.news-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
}

.news-post {
    border: 1px solid var(--border);
    padding: 1.5rem;
    width: 80%;
    max-width: 1600px;
    background: #ffffff;
}

.news-meta {
    font-size: 0.82rem;
    color: var(--muted);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.news-title {
    font-size: 1.3rem;
    margin-bottom: 0.4rem;
}

.news-excerpt {
    font-size: 0.95rem;
    margin-bottom: 0.6rem;
}

.news-link {
    font-size: 0.86rem;
}

    .news-main-img {
            padding-top: 0.5rem;
        width: 75%;
}

@media (max-width: 768px) {
    .news-post {
        width: 90%;
    }
    .news-main-img {
    width: 100%;
}
}
.post-body-section {
    padding-top: 1.4rem;
}

.post-hero {
    padding-bottom: 0;
}
.post-body h2, .post-body h3 {
    padding-top: 1rem;
}
.post-body ul {
    margin-left: 1rem;
}
.post-body p {
    padding-bottom: 0.6rem;
}
/* ===== Footer ===== */

footer {
    border-top: 1px solid #e0e0e0;
    padding: 1.5rem 0 2rem;
    font-size: 0.82rem;
    color: var(--muted);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}