/* =========================
   GENERAL SETTINGS
========================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, sans-serif;
    color: #1f2933;
    background-color: #ffffff;
    line-height: 1.6;
}


/* =========================
   NAVIGATION
========================= */

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 7%;
    border-bottom: 1px solid #e5e7eb;
    background-color: #ffffff;
}

header h1 {
    font-size: 21px;
    font-weight: 600;
    color: #123b4a;
}

nav {
    display: flex;
    gap: 25px;
}

nav a {
    text-decoration: none;
    color: #374151;
    font-size: 15px;
}

nav a:hover {
    color: #0f766e;
}


/* =========================
   HOMEPAGE / HERO
========================= */

#home {
    min-height: 75vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 100px 12%;
    background-color: #f7faf9;
}

#home h2 {
    font-size: 58px;
    line-height: 1.1;
    max-width: 800px;
    color: #123b4a;
    margin-bottom: 25px;
}

#home p {
    font-size: 20px;
    line-height: 1.7;
    max-width: 680px;
    color: #4b5563;
    margin-bottom: 35px;
}


/* =========================
   BUTTONS
========================= */

button {
    padding: 14px 25px;
    margin-right: 10px;
    border: none;
    cursor: pointer;
    font-size: 15px;
    border-radius: 3px;
}

button:first-of-type {
    background-color: #0f766e;
    color: white;
}

button:last-of-type {
    background-color: transparent;
    color: #0f766e;
    border: 1px solid #0f766e;
}

button:hover {
    opacity: 0.85;
}


/* =========================
   FOOTER
========================= */

footer {
    padding: 30px 7%;
    border-top: 1px solid #e5e7eb;
    color: #6b7280;
    font-size: 14px;
}
/* =========================
   SERVICES SECTION
========================= */

#services {
    padding: 100px 10%;
    background-color: #ffffff;
}

.section-heading {
    max-width: 750px;
    margin-bottom: 60px;
}

.eyebrow {
    color: #0f766e;
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.section-heading h2 {
    font-size: 42px;
    line-height: 1.2;
    color: #123b4a;
    margin-bottom: 20px;
}

.section-heading > p:last-child {
    font-size: 18px;
    color: #5b6470;
    line-height: 1.7;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.service-card {
    padding: 35px;
    border: 1px solid #e5e7eb;
    background-color: #ffffff;
    transition: 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.service-card h3 {
    font-size: 22px;
    color: #123b4a;
    margin-bottom: 15px;
}

.service-card p {
    color: #5b6470;
    line-height: 1.7;
}
/* =========================
   AREAS OF WORK
========================= */

#areas {
    padding: 100px 10%;
    background-color: #f7faf9;
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.area-card {
    padding: 30px;
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
}

.area-card h3 {
    font-size: 20px;
    color: #123b4a;
    margin-bottom: 12px;
}

.area-card p {
    color: #5b6470;
    line-height: 1.7;
}
/* =========================
   ABOUT SECTION
========================= */

#about {
    padding: 110px 10%;
    background-color: #ffffff;
}

.about-container {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 80px;
    align-items: start;
}

.about-text h2 {
    font-size: 42px;
    line-height: 1.2;
    color: #123b4a;
    margin-bottom: 30px;
}

.about-text p {
    font-size: 17px;
    line-height: 1.8;
    color: #5b6470;
    margin-bottom: 20px;
}

.about-highlight {
    padding: 35px;
    background-color: #f7faf9;
    border-left: 4px solid #0f766e;
}

.about-highlight h3 {
    font-size: 24px;
    color: #123b4a;
    margin-bottom: 25px;
}

.approach-item {
    margin-bottom: 25px;
}

.approach-item:last-child {
    margin-bottom: 0;
}

.approach-item strong {
    display: block;
    font-size: 17px;
    color: #123b4a;
    margin-bottom: 5px;
}

.approach-item span {
    display: block;
    color: #5b6470;
    line-height: 1.6;
}
/* =========================
   RESEARCH & INSIGHTS
========================= */

#insights {
    padding: 110px 10%;
    background-color: #f7faf9;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.research-card {
    background-color: #ffffff;
    padding: 35px;
    border: 1px solid #e5e7eb;
    display: flex;
    flex-direction: column;
}

.research-type {
    font-size: 12px;
    font-weight: bold;
    letter-spacing: 1.5px;
    color: #0f766e;
    margin-bottom: 20px;
}

.research-card h3 {
    font-size: 22px;
    line-height: 1.35;
    color: #123b4a;
    margin-bottom: 18px;
}

.research-card p {
    color: #5b6470;
    line-height: 1.7;
    margin-bottom: 25px;
}

.research-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.research-tags span {
    font-size: 12px;
    padding: 6px 10px;
    background-color: #eef5f3;
    color: #0f766e;
}

.insights-note {
    margin-top: 50px;
    padding: 25px 30px;
    background-color: #ffffff;
    border-left: 4px solid #0f766e;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.insights-note p {
    color: #4b5563;
}

.insights-note a {
    color: #0f766e;
    text-decoration: none;
    font-weight: bold;
    white-space: nowrap;
}
/* =========================
   FOUNDER SECTION
========================= */

#founder {
    padding: 110px 10%;
    background-color: #ffffff;
}

.founder-container {
    max-width: 1050px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.7fr 1.3fr;
    gap: 80px;
    align-items: center;
}

.founder-image {
    display: flex;
    justify-content: center;
}

.image-placeholder {
    width: 280px;
    height: 340px;
    background-color: #e8f0ee;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder span {
    font-size: 55px;
    font-weight: bold;
    color: #0f766e;
}

.founder-content h2 {
    font-size: 44px;
    color: #123b4a;
    margin-bottom: 5px;
}

.founder-content h3 {
    font-size: 18px;
    font-weight: normal;
    color: #0f766e;
    margin-bottom: 25px;
}

.founder-content p {
    font-size: 17px;
    line-height: 1.8;
    color: #5b6470;
    margin-bottom: 18px;
}

.founder-link {
    display: inline-block;
    margin-top: 10px;
    color: #0f766e;
    text-decoration: none;
    font-weight: bold;
}
/* =========================
   CONTACT SECTION
========================= */

#contact {
    padding: 110px 10%;
    background-color: #123b4a;
    color: #ffffff;
}

.contact-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 80px;
}

.contact-intro .eyebrow {
    color: #8dd3c7;
}

.contact-intro h2 {
    font-size: 48px;
    line-height: 1.2;
    margin-bottom: 25px;
}

.contact-intro > p {
    font-size: 18px;
    line-height: 1.7;
    color: #dbe5e8;
    margin-bottom: 40px;
}

.contact-details {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 25px;
}

.contact-details div {
    margin-bottom: 20px;
}

.contact-details strong {
    display: block;
    margin-bottom: 5px;
}

.contact-details p {
    color: #dbe5e8;
}


/* FORM */

#contact-form {
    background-color: #ffffff;
    padding: 40px;
}

.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    color: #123b4a;
    font-weight: bold;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid #d1d5db;
    font-family: inherit;
    font-size: 15px;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #0f766e;
}

#contact-form button {
    background-color: #0f766e;
    color: #ffffff;
    width: 100%;
    margin-right: 0;
}
/* =========================
   MOBILE RESPONSIVE DESIGN
========================= */

@media (max-width: 768px) {

    /* NAVIGATION */

    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
        padding: 20px 6%;
    }

    nav {
        flex-wrap: wrap;
        gap: 12px 18px;
    }

    nav a {
        font-size: 14px;
    }


    /* HERO */

    #home {
        min-height: auto;
        padding: 80px 7%;
    }

    #home h2 {
        font-size: 42px;
    }

    #home p {
        font-size: 18px;
    }


    /* SERVICES */

    #services {
        padding: 80px 7%;
    }

    .section-heading h2 {
        font-size: 34px;
    }

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


    /* AREAS */

    #areas {
        padding: 80px 7%;
    }

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


    /* ABOUT */

    #about {
        padding: 80px 7%;
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .about-text h2 {
        font-size: 34px;
    }


    /* RESEARCH */

    #insights {
        padding: 80px 7%;
    }

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

    .insights-note {
        flex-direction: column;
        align-items: flex-start;
    }


    /* FOUNDER */

    #founder {
        padding: 80px 7%;
    }

    .founder-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .founder-image {
        justify-content: flex-start;
    }

    .founder-content h2 {
        font-size: 38px;
    }


    /* CONTACT */

    #contact {
        padding: 80px 7%;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .contact-intro h2 {
        font-size: 38px;
    }

    #contact-form {
        padding: 30px 25px;
    }

}
/* =========================
   HERO BUTTONS
========================= */

.hero-button {
    display: inline-block;
    padding: 14px 25px;
    margin-right: 10px;
    text-decoration: none;
    font-size: 15px;
    border-radius: 3px;
}

.primary-button {
    background-color: #0f766e;
    color: #ffffff;
}

.secondary-button {
    background-color: transparent;
    color: #0f766e;
    border: 1px solid #0f766e;
}

.hero-button:hover {
    opacity: 0.85;
}
/* =========================
   LOGO
========================= */

.logo-link {
    display: flex;
    align-items: center;
}

.logo-link img {
    width: 150px;
    height: auto;
    display: block;
}
/* =========================
   FOUNDER PHOTOGRAPH
========================= */

.founder-image img {
    width: 280px;
    height: auto;
    display: block;
}