:root {
    --bg: #f6f8fb;
    --panel: #ffffff;
    --text: #111827;
    --muted: #5f6b7a;
    --line: #e4e8ef;
    --navy: #0f172a;
    --navy-2: #101b2f;
    --blue: #1f5fbf;
    --blue-soft: #eaf2ff;
    --radius: 24px;
    --shadow: 0 22px 70px rgba(15, 23, 42, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
    width: min(1160px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.9);
    border-bottom: 1px solid rgba(228,232,239,.85);
    backdrop-filter: blur(16px);
}

.header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    min-width: 245px;
}

.brand img {
    width: 46px;
    height: 46px;
    object-fit: contain;
}

.brand strong {
    display: block;
    font-size: 21px;
    line-height: 1.1;
    letter-spacing: -.02em;
}

.brand small {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 12px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 28px;
    font-size: 14px;
    color: #1f2937;
}

.main-nav a {
    position: relative;
    padding: 10px 0;
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 3px;
    height: 2px;
    background: var(--blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .2s ease;
}

.main-nav a:hover::after { transform: scaleX(1); }

.menu-toggle {
    display: none;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 12px;
    width: 44px;
    height: 44px;
    font-size: 22px;
}

.section, .intro, .contact-section { padding: 86px 0; }
.section-soft { background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%); }

.hero {
    padding: 72px 0 74px;
    border-bottom: 1px solid var(--line);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
    gap: 70px;
    align-items: center;
}

.eyebrow,
.section-label {
    margin: 0 0 14px;
    color: var(--blue);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.section-label.light { color: #9dc2ff; }

.hero h1,
.section-head h2,
.intro-card h2,
.split-content h2,
.areas-grid h2,
.brand-copy h2,
.tech-wrap h2,
.contact-copy h2 {
    margin: 0;
    color: var(--navy);
    letter-spacing: -.04em;
    line-height: 1.08;
}

.hero h1 {
    max-width: 710px;
    font-size: clamp(42px, 6vw, 76px);
}

.hero-text {
    max-width: 660px;
    margin: 24px 0 0;
    font-size: 18px;
    color: #344054;
}

.muted { color: var(--muted); }

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 32px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border-radius: 14px;
    font-weight: 700;
    font-size: 15px;
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn-primary {
    background: var(--blue);
    color: #fff;
    box-shadow: 0 14px 32px rgba(31, 95, 191, .22);
}
.btn-secondary {
    background: #fff;
    border: 1px solid #cfd8e6;
    color: var(--navy);
}

.trust-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
    color: var(--muted);
    font-size: 14px;
}

.trust-row strong {
    color: var(--navy);
    letter-spacing: .08em;
}

.hero-photo {
    margin: 0;
    position: relative;
    border-radius: 34px;
    overflow: hidden;
    background: #fff;
    box-shadow: var(--shadow);
    border: 1px solid rgba(228,232,239,.9);
}

.hero-photo::before {
    content: "";
    position: absolute;
    inset: 20px;
    border: 1px solid rgba(31,95,191,.14);
    border-radius: 24px;
    pointer-events: none;
}

.hero-photo img {
    width: 100%;
    height: 620px;
    object-fit: cover;
    object-position: center top;
}

.intro-card {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 70px;
    align-items: start;
    padding: 44px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.intro-card h2 { font-size: 38px; }
.intro-text { color: #374151; font-size: 17px; }
.intro-text p { margin: 0 0 18px; }
.intro-text p:last-child { margin-bottom: 0; }

.section-head {
    max-width: 760px;
    margin: 0 auto 42px;
    text-align: center;
}
.section-head.align-left { margin: 0; text-align: left; }
.section-head h2, .split-content h2, .areas-grid h2, .brand-copy h2, .tech-wrap h2, .contact-copy h2 {
    font-size: clamp(32px, 4vw, 48px);
}
.section-head p:not(.section-label),
.areas-grid p,
.tech-wrap p,
.brand-copy p,
.contact-copy p {
    margin: 18px 0 0;
    color: var(--muted);
    font-size: 17px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.service-card {
    min-height: 235px;
    padding: 28px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 22px;
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-color: #cbd6e5;
}

.service-code {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--blue-soft);
    color: var(--blue);
    font-weight: 800;
    font-size: 13px;
}

.service-card h3 {
    margin: 22px 0 10px;
    color: var(--navy);
    font-size: 22px;
    line-height: 1.2;
    letter-spacing: -.02em;
}
.service-card p { margin: 0; color: var(--muted); }

.section-dark {
    background: var(--navy);
    color: #dbe6f5;
}

.split-grid {
    display: grid;
    grid-template-columns: .92fr 1.08fr;
    gap: 58px;
    align-items: center;
}

.work-photo {
    margin: 0;
    border-radius: 28px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.12);
    box-shadow: 0 34px 90px rgba(0,0,0,.28);
    min-height: 500px;
    height: 100%;
    display: flex;
}

.work-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    border-radius: 28px;
}

.split-content h2 { color: #fff; }
.split-content > p:not(.section-label) {
    color: #c3cfdd;
    margin: 20px 0 0;
    font-size: 17px;
}

.process-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-top: 32px;
}

.process-list article {
    padding: 22px;
    border-radius: 20px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.10);
}

.process-list h3 {
    margin: 0 0 8px;
    color: #fff;
    font-size: 18px;
}
.process-list p { margin: 0; color: #b9c7d8; font-size: 15px; }

.areas-grid {
    display: grid;
    grid-template-columns: .95fr 1.05fr;
    gap: 58px;
    align-items: center;
}

.areas-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.areas-list div {
    padding: 20px 22px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    color: #253044;
    font-weight: 700;
}

.brand-section {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 56px;
    align-items: center;
    padding: 48px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 30px;
    box-shadow: var(--shadow);
}

.brand-logo-panel {
    min-height: 260px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 24px;
    background: linear-gradient(145deg, #f8fafc, #eef3f9);
    border: 1px solid var(--line);
    padding: 34px;
}

.brand-logo-panel img { max-height: 210px; object-fit: contain; }
.brand-copy h2 { font-size: clamp(42px, 6vw, 68px); letter-spacing: .08em; }
.domain-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 26px;
}
.domain-row a {
    display: inline-flex;
    padding: 12px 16px;
    border-radius: 14px;
    background: var(--blue-soft);
    color: var(--blue);
    font-weight: 800;
}

.tech-wrap {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 48px;
    align-items: center;
}
.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.tech-list span {
    display: inline-flex;
    padding: 11px 14px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: #293447;
    font-weight: 700;
    font-size: 14px;
}

.contact-section { padding-top: 0; }
.contact-card {
    display: grid;
    grid-template-columns: 390px 1fr;
    gap: 46px;
    align-items: center;
    padding: 36px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 30px;
    box-shadow: var(--shadow);
}

.contact-card figure {
    margin: 0;
    border-radius: 24px;
    overflow: hidden;
}
.contact-card img {
    width: 100%;
    height: 360px;
    object-fit: cover;
}
.contact-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 28px;
}
.contact-links a {
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    color: var(--blue);
    font-weight: 800;
    background: #fbfdff;
    word-break: break-word;
}

.contact-card {
    display: grid;
    grid-template-columns: 390px 1fr;
    gap: 44px;
    align-items: stretch;
}

.contact-card figure {
    margin: 0;
    min-height: 560px; /* foto daha uzun görünsün */
    height: 100%;
}

.contact-card figure img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center center;
    border-radius: 28px;
}




.site-footer {
    background: var(--navy-2);
    color: #c9d3e2;
    padding: 26px 0;
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    font-size: 14px;
}
.footer-brand img { width: 122px; filter: invert(1) brightness(3); opacity: .85; }
.footer-inner p { margin: 0; }
.footer-inner a { color: #fff; font-weight: 700; }

@media (max-width: 980px) {
    .container { width: min(100% - 28px, 760px); }
    .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .main-nav {
        position: absolute;
        left: 14px;
        right: 14px;
        top: 78px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px;
        background: #fff;
        border: 1px solid var(--line);
        border-radius: 18px;
        box-shadow: var(--shadow);
    }
    .main-nav.is-open { display: flex; }
    .main-nav a { padding: 14px; border-radius: 12px; }
    .main-nav a:hover { background: #f5f8fc; }
    .hero-grid, .intro-card, .split-grid, .areas-grid, .brand-section, .tech-wrap, .contact-card {
        grid-template-columns: 1fr;
    }
    .hero-photo img { height: auto; }
    .service-grid { grid-template-columns: repeat(2, 1fr); }
    .process-list, .areas-list, .contact-links { grid-template-columns: 1fr; }
    .brand-section, .intro-card, .contact-card { padding: 26px; }
}

@media (max-width: 640px) {
    .brand small { display: none; }
    .brand { min-width: auto; }
    .brand strong { font-size: 18px; }
    .section, .intro, .contact-section { padding: 58px 0; }
    .hero { padding: 48px 0; }
    .hero h1 { font-size: 40px; }
    .hero-text { font-size: 16px; }
    .service-grid { grid-template-columns: 1fr; }
    .service-card { min-height: auto; }
    .work-photo img, .contact-card img { height: auto; }
    .footer-inner { flex-direction: column; align-items: flex-start; }
}
/* Header logo düzeltmesi */
.brand {
    align-items: center;
    overflow: visible;
}

.brand img {
    object-fit: contain;
    object-position: center;
    transform: translateY(-3px);
    flex-shrink: 0;
}

.contact-form {
    margin-top: 24px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.form-field.full {
    grid-column: 1 / -1;
}

.form-field span {
    font-size: 13px;
    font-weight: 700;
    color: #475569;
}

.form-field input,
.form-field textarea {
    width: 100%;
    border: 1px solid #dbe3ef;
    border-radius: 14px;
    padding: 13px 14px;
    font: inherit;
    color: #0f172a;
    background: #ffffff;
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.form-field textarea {
    resize: vertical;
    min-height: 120px;
}

.form-field input:focus,
.form-field textarea:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, .10);
}

.contact-submit {
    margin-top: 16px;
    border: 0;
    cursor: pointer;
}

.form-alert {
    margin-top: 20px;
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
}

.form-alert-success {
    background: #ecfdf5;
    color: #047857;
    border: 1px solid #bbf7d0;
}

.form-alert-error {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

@media (max-width: 760px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

.footer-info {
    text-align: center;
}

.footer-info p {
    margin: 0 0 8px;
}

.footer-info address {
    margin: 0;
    font-style: normal;
    font-size: 13px;
    line-height: 1.5;
    color: #cbd5e1;
}

@media (max-width: 760px) {
    .footer-info {
        text-align: center;
    }
}