/* ===========================
   GLOBAL VARIABLES
=========================== */
:root {
    --dkh-blue: #00529b;
    --dkh-red: #e53935;
    --dkh-grey: #f4f4f4;
    --dkh-dark: #222222;
}

/* ===========================
   BASE
=========================== */
body {
    font-family: Arial, Helvetica, sans-serif;
    color: var(--dkh-dark);
    background: #ffffff;
    line-height: 1.6;
}

.section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 20px;
}

.section-title {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--dkh-blue);
    font-size: 1rem;
    margin-bottom: 20px;
    border-left: 4px solid var(--dkh-red);
    padding-left: 10px;
}

/* ===========================
   HERO
=========================== */
.hero {
    background: linear-gradient(
        to bottom,
        rgba(0, 82, 155, 0.12),
        rgba(229, 57, 53, 0.08)
    );
    border-bottom: 6px solid var(--dkh-blue);
}

.hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 20px 50px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero h1 {
    font-size: 2.2rem;
    color: var(--dkh-blue);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 15px;
}

.hero h2 {
    font-size: 1.1rem;
    text-transform: uppercase;
    color: var(--dkh-dark);
    letter-spacing: 0.12em;
    margin-bottom: 20px;
}

.hero-list {
    list-style: none;
    margin-bottom: 25px;
}

.hero-list li {
    margin-bottom: 6px;
}

.hero-list li::before {
    content: "▸";
    color: var(--dkh-red);
    margin-right: 6px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.btn-primary,
.btn-outline {
    padding: 10px 18px;
    border-radius: 3px;
    font-size: 0.95rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border: 2px solid var(--dkh-blue);
    cursor: pointer;
}

.btn-primary {
    background: var(--dkh-blue);
    color: #ffffff;
}

.btn-primary:hover {
    background: #003b70;
}

.btn-outline {
    background: transparent;
    color: var(--dkh-blue);
}

.btn-outline:hover {
    background: rgba(0, 82, 155, 0.06);
}

/* ===========================
   SERVICES
=========================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 25px;
}

.service-card {
    background: var(--dkh-grey);
    border-radius: 4px;
    padding: 18px 16px 20px;
    border-bottom: 4px solid var(--dkh-blue);
}

.service-card h3 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--dkh-blue);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ===========================
   HOW WE WORK
=========================== */
.how-text {
    font-size: 1rem;
    line-height: 1.6;
}

/* ===========================
   FOOTER
=========================== */
footer {
    border-top: 4px solid var(--dkh-blue);
    background: #ffffff;
    margin-top: 20px;
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 18px 20px 25px;
    font-size: 0.85rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px;
}

.footer-inner span {
    color: #555555;
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 900px) {
    .hero-inner {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 650px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 1.7rem;
    }
}