/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --blue-dark:   #1b3a6b;
    --blue-mid:    #2563b0;
    --blue-light:  #3b82f6;
    --blue-bg:     #eef4fb;
    --white:       #ffffff;
    --gray-light:  #f4f7fc;
    --gray-text:   #444;
    --shadow:      0 4px 18px rgba(27,58,107,0.13);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--gray-light);
    color: var(--gray-text);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Header ===== */
header {
    background: var(--blue-dark);
    color: var(--white);
    padding: 1rem 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

header .container {
    display: flex;
    align-items: center;
    gap: 18px;
}

.header-logo {
    height: 90px;
    width: auto;
    display: block;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.3));
}

.site-title {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 0.03em;
    color: var(--white);
    text-decoration: none;
    transition: color 0.25s;
    line-height: 1.2;
}

.site-title:hover {
    color: var(--blue-light);
}

.site-title span {
    color: var(--blue-light);
}

.site-title small {
    display: block;
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    opacity: 0.75;
    text-transform: uppercase;
}

/* ===== Navigation bar ===== */
.navbar {
    background: var(--blue-mid);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar nav ul {
    display: flex;
    list-style: none;
    gap: 4px;
}

.navbar nav ul li a {
    color: var(--white);
    text-decoration: none;
    padding: 14px 20px;
    display: block;
    font-size: 0.97rem;
    font-weight: 500;
    transition: background 0.2s;
}

.navbar nav ul li a:hover,
.navbar nav ul li a.active {
    background: var(--blue-dark);
}

/* ===== Dropdown ===== */
.nav-item {
    position: relative;
}

.nav-item .dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--blue-dark);
    min-width: 230px;
    border-radius: 0 0 8px 8px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
    z-index: 200;
}

.nav-item:hover .dropdown {
    display: block;
}

.dropdown li {
    list-style: none;
}

.dropdown li a {
    display: block;
    padding: 12px 20px;
    color: var(--white);
    text-decoration: none;
    font-size: 0.93rem;
    font-weight: 400;
    transition: background 0.2s;
    border-left: 3px solid transparent;
}

.dropdown li a:hover {
    background: var(--blue-mid);
    border-left-color: var(--blue-light);
}

.nav-arrow {
    font-size: 0.65rem;
    margin-left: 4px;
    opacity: 0.8;
}

/* Mobile dropdown */
@media (max-width: 768px) {
    .nav-item .dropdown {
        position: static;
        display: none;
        box-shadow: none;
        border-radius: 0;
        background: rgba(0,0,0,0.2);
    }

    .nav-item.open .dropdown {
        display: block;
    }

    .dropdown li a {
        padding-left: 36px;
    }
}

/* Hamburger (mobile) */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 12px 4px;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: 0.3s;
}

/* ===== Hero ===== */
.hero {
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-mid) 100%);
    color: var(--white);
    padding: 90px 24px;
    text-align: center;
}

.hero .logo-img {
    width: 220px;
    max-width: 60vw;
    margin-bottom: 28px;
    filter: drop-shadow(0 4px 16px rgba(0,0,0,0.35));
}

.hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    margin-bottom: 14px;
    letter-spacing: -0.01em;
}

.hero p {
    font-size: clamp(1rem, 2.2vw, 1.2rem);
    opacity: 0.88;
    max-width: 560px;
    margin: 0 auto 28px;
}

.btn {
    display: inline-block;
    background: var(--blue-light);
    color: var(--white);
    padding: 13px 30px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: background 0.22s, transform 0.15s;
    box-shadow: 0 4px 14px rgba(59,130,246,0.4);
}

.btn:hover {
    background: #2563b0;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--white);
    margin-left: 12px;
}

.btn-outline:hover {
    background: var(--white);
    color: var(--blue-dark);
}

/* ===== Section titles ===== */
.section {
    padding: 64px 0;
}

.section-title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--blue-dark);
    margin-bottom: 10px;
}

.section-sub {
    color: #666;
    margin-bottom: 36px;
    font-size: 1.02rem;
}

/* ===== About strip (etusivu) ===== */
.about-strip {
    background: var(--white);
    padding: 56px 0;
}

.about-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.about-inner img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

/* ===== Cards / Grid ===== */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.card {
    background: var(--white);
    border-radius: 12px;
    padding: 28px 24px;
    box-shadow: var(--shadow);
    transition: transform 0.22s, box-shadow 0.22s;
    border-top: 4px solid var(--blue-mid);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(27,58,107,0.18);
}

.card-icon {
    font-size: 2.2rem;
    margin-bottom: 14px;
}

.card h3 {
    color: var(--blue-dark);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.card p {
    font-size: 0.96rem;
    color: #555;
}

/* ===== Services page full cards ===== */
.service-card {
    background: var(--white);
    border-radius: 12px;
    padding: 32px 28px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 22px;
    align-items: flex-start;
    border-left: 5px solid var(--blue-mid);
    transition: transform 0.2s;
}

.service-card:hover {
    transform: translateY(-3px);
}

.service-card .icon {
    font-size: 2.4rem;
    flex-shrink: 0;
}

.service-card h3 {
    color: var(--blue-dark);
    font-size: 1.15rem;
    margin-bottom: 6px;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

/* ===== Image service cards ===== */
.service-img-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-img-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.22s, box-shadow 0.22s;
}

.service-img-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(27,58,107,0.18);
}

.service-img-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.service-img-card .card-body {
    padding: 18px 20px;
    border-top: 4px solid var(--blue-mid);
}

.service-img-card h3 {
    color: var(--blue-dark);
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.service-img-card p {
    font-size: 0.93rem;
    color: #555;
}

@media (max-width: 768px) {
    .service-img-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .service-img-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== Contact page ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    align-items: start;
}

.contact-grid > * {
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
}

.contact-box {
    background: var(--white);
    border-radius: 12px;
    padding: 32px 28px;
    box-shadow: var(--shadow);
    box-sizing: border-box;
    max-width: 100%;
    overflow: hidden;
}

.contact-box h3 {
    color: var(--blue-dark);
    font-size: 1.15rem;
    margin-bottom: 18px;
    border-bottom: 2px solid var(--blue-bg);
    padding-bottom: 10px;
}

.contact-row {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 16px;
    font-size: 0.98rem;
}

.contact-row .ci {
    font-size: 1.3rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-row a {
    color: var(--blue-mid);
    text-decoration: none;
}

.contact-row a:hover {
    text-decoration: underline;
}

/* Map placeholder */
.map-placeholder {
    width: 100%;
    height: 260px;
    background: var(--blue-bg);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--blue-dark);
    font-size: 1rem;
    margin-top: 18px;
    border: 2px dashed var(--blue-mid);
}

/* Form */
form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

form input,
form textarea,
form select {
    width: 100%;
    box-sizing: border-box;
    padding: 12px 14px;
    border: 1.5px solid #ccd9ec;
    border-radius: 8px;
    font-size: 0.97rem;
    font-family: inherit;
    transition: border-color 0.2s;
    background: var(--white);
    color: var(--gray-text);
}

form input:focus,
form textarea:focus,
form select:focus {
    outline: none;
    border-color: var(--blue-mid);
}

form textarea {
    resize: vertical;
    min-height: 130px;
}

form .btn {
    align-self: flex-start;
    cursor: pointer;
    border: none;
}

/* ===== CTA strip ===== */
.cta-strip {
    background: linear-gradient(135deg, var(--blue-dark), var(--blue-mid));
    color: var(--white);
    text-align: center;
    padding: 60px 24px;
}

.cta-strip h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    margin-bottom: 12px;
}

.cta-strip p {
    opacity: 0.85;
    margin-bottom: 28px;
}

/* ===== Footer ===== */
footer {
    background: var(--blue-dark);
    color: rgba(255,255,255,0.8);
    padding: 36px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 28px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 12px;
    letter-spacing: 0.03em;
}

.footer-col p,
.footer-col a {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    display: block;
    margin-bottom: 6px;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.12);
    padding-top: 16px;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}

/* ===== Floating call button (mobile only) ===== */
.call-fab {
    display: none;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .call-fab {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        bottom: 20px;
        right: 20px;
        width: 60px;
        height: 60px;
        border-radius: 50%;
        background: var(--blue-mid);
        font-size: 1.6rem;
        text-decoration: none;
        box-shadow: 0 4px 14px rgba(0,0,0,0.3);
        z-index: 1000;
    }

    .nav-toggle {
        display: flex;
    }

    .navbar nav {
        display: none;
        width: 100%;
    }

    .navbar nav.open {
        display: block;
    }

    .navbar .container {
        flex-wrap: wrap;
    }

    .navbar nav ul {
        flex-direction: column;
        gap: 0;
        width: 100%;
        padding-bottom: 8px;
    }

    .navbar nav ul li a {
        padding: 13px 20px;
    }

    .about-inner,
    .contact-grid,
    .grid-3,
    .grid-2,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .contact-box {
        padding: 20px 16px;
    }

    .contact-grid {
        gap: 20px;
    }

    .hero {
        padding: 60px 20px;
    }

    .btn-outline {
        margin-left: 0;
        margin-top: 10px;
    }

    .header-logo {
        height: 52px;
    }

    .site-title {
        font-size: 1.25rem;
    }

    .service-card {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .site-title {
        font-size: 1.15rem;
    }
}