:root {
    --bg: #060b1a;
    --bg-soft: #0b1430;
    --surface: #0f1b3b;
    --surface-2: #13244f;
    --text: #eef3ff;
    --muted: #b8c1db;
    --primary: #5f75ff;
    --primary-2: #6fe0ff;
    --border: rgba(255, 255, 255, 0.14);
    --shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
    --card-border: rgba(160, 186, 255, 0.2);
    --card-border-strong: rgba(111, 224, 255, 0.42);
    --card-bg: linear-gradient(165deg, rgba(20, 34, 74, 0.86) 0%, rgba(10, 19, 43, 0.94) 100%);
    --card-shadow: 0 16px 38px rgba(2, 8, 22, 0.5);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at 15% 10%, rgba(111, 224, 255, 0.14), transparent 40%),
        radial-gradient(circle at 80% 20%, rgba(95, 117, 255, 0.2), transparent 44%),
        linear-gradient(180deg, #040815 0%, #060b1a 50%, #08102a 100%);
    color: var(--text);
    font-family: "Outfit", "Segoe UI", sans-serif;
    line-height: 1.5;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: min(1120px, 92vw);
    margin: 0 auto;
}

.section {
    padding: 92px 0;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(10px);
    background: rgba(5, 9, 20, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 76px;
    gap: 14px;
}

.brand {
    font-family: "Manrope", sans-serif;
    font-weight: 700;
    font-size: clamp(1.2rem, 2vw, 1.7rem);
    letter-spacing: 0.4px;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 18px;
}

.site-nav a {
    color: var(--muted);
    font-weight: 500;
    transition: color 0.2s ease;
}

.site-nav a:hover {
    color: var(--text);
}

.nav-cta {
    background: linear-gradient(135deg, var(--primary), #7b63ff);
    color: #fff !important;
    padding: 10px 16px;
    border-radius: 11px;
    box-shadow: var(--shadow);
}

.menu-toggle {
    display: none;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    border-radius: 10px;
    padding: 7px 11px;
    font-size: 1rem;
}

.hero {
    position: relative;
    overflow: hidden;
    padding-top: 84px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 70% 35%, rgba(111, 224, 255, 0.16), transparent 40%);
    pointer-events: none;
}

.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 34px;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--primary-2);
    font-size: 0.92rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 600;
}

.hero-content h1,
.section-head h2 {
    margin: 0 0 16px;
    font-size: clamp(2rem, 4.4vw, 3.7rem);
    line-height: 1.08;
    text-wrap: balance;
}

.lead,
.section-head p {
    margin: 0;
    color: var(--muted);
    font-size: clamp(1rem, 1.5vw, 1.16rem);
    max-width: 66ch;
}

.btn-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    border-radius: 12px;
    font-weight: 600;
    border: 1px solid transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), #7a67ff);
    box-shadow: var(--shadow);
}

.btn-secondary {
    color: var(--text);
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--border);
}

.hero-checks {
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.hero-checks li {
    position: relative;
    padding-left: 28px;
    color: #d7def7;
}

.hero-checks li::before {
    content: "✔";
    position: absolute;
    left: 0;
    color: #77f2c3;
}

.hero-panel {
    display: grid;
    gap: 12px;
    align-content: center;
}

.stat-card,
.approach-card,
.service-card,
.faq-item,
.contact-card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    border-radius: 18px;
    box-shadow: var(--card-shadow);
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.stat-card::before,
.approach-card::before,
.service-card::before,
.faq-item::before,
.contact-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 18% 0%, rgba(111, 224, 255, 0.18), transparent 46%);
    pointer-events: none;
}

.stat-card:hover,
.approach-card:hover,
.service-card:hover,
.faq-item:hover,
.contact-card:hover {
    transform: translateY(-4px);
    border-color: var(--card-border-strong);
    box-shadow: 0 20px 44px rgba(2, 8, 22, 0.56);
}

.stat-card {
    padding: 18px;
}

.stat-card span {
    display: block;
    color: var(--primary-2);
    font-size: 0.9rem;
    margin-bottom: 6px;
}

.stat-card strong {
    font-size: 1.08rem;
}

.section-head {
    max-width: 860px;
    margin-bottom: 24px;
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.approach-card {
    padding: 18px;
}

.approach-card h3,
.service-card h3,
.contact-card h3 {
    margin: 0 0 10px;
    font-size: 1.1rem;
    line-height: 1.3;
    letter-spacing: 0.01em;
}

.approach-card p,
.service-card p,
.faq-item p,
.contact-card p {
    margin: 0;
    color: var(--muted);
    font-size: 0.98rem;
    line-height: 1.62;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.service-card {
    padding: 20px;
}

.service-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 52px;
    margin-bottom: 12px;
    color: #dff8ff;
    font-weight: 700;
    letter-spacing: 0.07em;
    font-size: 0.78rem;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(111, 224, 255, 0.35);
    background: linear-gradient(135deg, rgba(111, 224, 255, 0.22), rgba(95, 117, 255, 0.2));
}

.faq-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.faq-list {
    display: grid;
    gap: 10px;
    align-content: start;
}

.faq-item {
    padding: 12px 16px;
}

.faq-item summary {
    cursor: pointer;
    font-weight: 600;
    list-style: none;
    position: relative;
    padding-right: 24px;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    position: absolute;
    right: 0;
    top: 0;
    color: var(--primary-2);
}

.faq-item[open] summary::after {
    content: "−";
}

.faq-item p {
    margin-top: 10px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.contact-card {
    padding: 18px;
}

.contact-card a {
    color: #d9e4ff;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.site-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(4, 8, 20, 0.8);
}

.site-footer p {
    margin: 0;
    padding: 22px 0;
    color: var(--muted);
    text-align: center;
}

.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1024px) {
    .hero-grid,
    .faq-wrap {
        grid-template-columns: 1fr;
    }

    .approach-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .service-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .contact-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .section {
        padding: 74px 0;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .site-nav {
        position: absolute;
        right: 4vw;
        top: 68px;
        background: rgba(5, 10, 22, 0.98);
        border: 1px solid var(--border);
        border-radius: 12px;
        padding: 10px;
        width: min(240px, 90vw);
        display: none;
        flex-direction: column;
        align-items: stretch;
    }

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

    .site-nav a {
        padding: 8px 10px;
    }

    .nav-cta {
        text-align: center;
    }

    .hero-content h1,
    .section-head h2 {
        font-size: clamp(1.72rem, 7.4vw, 2.35rem);
    }

    .approach-grid,
    .service-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .btn {
        width: 100%;
    }
}

.page-hero h1 {
    margin: 0 0 16px;
    font-size: clamp(2.1rem, 5vw, 3.4rem);
    line-height: 1.1;
}

.page-hero {
    padding-bottom: 34px;
}

.page-hero + .services {
    padding-top: 34px;
}

.service-detail {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-detail ul {
    margin: 4px 0 0;
    padding: 0;
    list-style: none;
    color: #d2dcf9;
}

.service-detail li {
    margin: 7px 0;
    position: relative;
    padding-left: 18px;
}

.service-detail li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.62em;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-2), #8fd0ff);
    box-shadow: 0 0 0 4px rgba(111, 224, 255, 0.14);
}

.services-page #hizmetler .service-card {
    position: relative;
    isolation: isolate;
}

.services-page #hizmetler .service-card::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: min(240px, 72%);
    aspect-ratio: 1 / 1;
    transform: translate(-50%, -50%);
    background-image: url("Resimler/bilgigirissablon.png");
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    border-radius: 14px;
    opacity: 0.14;
    z-index: 1;
}

.services-page #hizmetler .service-card > * {
    position: relative;
    z-index: 2;
}

.cta-band .container {
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 30px;
    background: linear-gradient(145deg, rgba(95, 117, 255, 0.18), rgba(13, 25, 52, 0.9));
}

.cta-band h2 {
    margin: 0;
    font-size: clamp(1.4rem, 2.8vw, 2.1rem);
    line-height: 1.2;
}

.cta-band .btn {
    margin-top: 18px;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.project-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.project-card p {
    opacity: 0.92;
}


.project-card .btn {
    margin-top: auto;
    width: 100%;
    min-height: 52px;
}

@media (max-width: 1024px) {
    .project-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .project-grid {
        grid-template-columns: 1fr;
    }

    .project-thumb.mobile-thumb {
        min-height: 340px;
    }

    .project-thumb.mobile-thumb .project-thumb-image {
        width: min(250px, 78%);
        height: 320px;
        min-height: 320px;
    }

    .page-hero {
        padding-bottom: 24px;
    }

    .page-hero + .services {
        padding-top: 24px;
    }
}

.project-thumb {
    min-height: 250px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: linear-gradient(145deg, rgba(95, 117, 255, 0.2), rgba(13, 25, 52, 0.88));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--muted);
    font-size: 0.95rem;
    padding: 10px;
    overflow: hidden;
}

.project-thumb-image {
    width: 100%;
    height: 100%;
    min-height: 250px;
    object-fit: cover;
    border-radius: 11px;
    display: block;
    transition: transform 0.35s ease;
}

.project-card:hover .project-thumb-image {
    transform: scale(1.04);
}

.project-thumb.mobile-thumb {
    min-height: 380px;
}

.project-thumb.mobile-thumb .project-thumb-image {
    width: min(220px, 72%);
    height: 360px;
    min-height: 360px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    object-fit: cover;
}

.btn-disabled {
    opacity: 0.55;
    pointer-events: none;
}

.contact-page-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.contact-hero {
    padding-top: 56px;
    padding-bottom: 12px;
}

.contact-hero .section-head {
    margin-bottom: 8px;
}

.contact-page {
    padding-top: 18px;
}

.contact-page .contact-card {
    padding: 24px;
}

.contact-icon-wrap {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    border: 1px solid rgba(111, 224, 255, 0.3);
    background: rgba(255, 255, 255, 0.03);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.contact-icon-img {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.contact-icon-text {
    color: var(--primary-2);
    font-size: 1.1rem;
    font-weight: 700;
}

.contact-wa-wrap {
    margin-top: 18px;
}

.contact-wa-btn {
    min-width: 240px;
}

.whatsapp-fab {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 35;
    padding: 12px 18px;
    border-radius: 999px;
    color: #fff;
    font-weight: 700;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: linear-gradient(135deg, #0ea660, #19c37d);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.35);
}

@media (max-width: 720px) {
    .contact-page-grid {
        grid-template-columns: 1fr;
    }

    .contact-hero {
        padding-top: 44px;
        padding-bottom: 6px;
    }

    .contact-page {
        padding-top: 12px;
    }

    .whatsapp-fab {
        right: 14px;
        bottom: 14px;
    }
}