* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: #17202a;
    background: #f4f6f8;
}
.container {
    width: min(1180px, 92%);
    margin: auto;
}
.topbar {
    background: #071321;
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 1px solid #263646;
}
.nav {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.logo {
    color: #fff;
    text-decoration: none;
    font-size: 22px;
}
.logo span {
    color: #f32028;
}
.logo small {
    display: block;
    font-size: 11px;
    color: #b9c4ce;
    margin-left: 34px;
}
.nav nav {
    display: flex;
    gap: 22px;
}
.nav nav a {
    color: #dfe7ee;
    text-decoration: none;
    font-size: 14px;
}
.phone {
    background: #e81f28;
    color: #fff;
    padding: 12px 18px;
    border-radius: 28px;
    text-decoration: none;
    font-weight: bold;
}
.hero {
    height: 610px;
    position: relative;
    overflow: hidden;
    color: #fff;
}
.hero > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(5, 18, 32, 0.94) 0%, rgba(5, 18, 32, 0.65) 40%, rgba(5, 18, 32, 0.05) 75%);
}
.hero-content {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.eyebrow {
    letter-spacing: 1px;
    font-weight: bold;
    color: #d7e0e8;
}
.hero h1 {
    font-size: 54px;
    margin: 8px 0;
}
.hero h1 span {
    color: #f11e28;
}
.hero-content > p {
    font-size: 22px;
}
.features {
    display: flex;
    gap: 18px;
    margin: 22px 0;
}
.features div {
    border-right: 1px solid #657484;
    padding-right: 18px;
    font-size: 13px;
    line-height: 1.5;
}
.features b {
    font-size: 14px;
}
.btn {
    display: inline-block;
    background: #ed2029;
    color: #fff;
    text-decoration: none;
    padding: 15px 27px;
    border-radius: 8px;
    font-weight: bold;
    width: max-content;
}
.section {
    padding: 65px 0;
}
.section h2 {
    text-align: center;
    font-size: 32px;
    margin-top: 0;
}
.cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.cards article {
    background: #fff;
    border-radius: 12px;
    padding: 25px;
    min-height: 150px;
    box-shadow: 0 5px 18px rgba(0, 0, 0, 0.08);
    border-bottom: 4px solid #e91d26;
}
.cards h3 {
    margin-top: 0;
}
.cards p {
    color: #65717d;
}
.content {
    max-width: 820px;
    margin: 0 auto;
    background: #fff;
    padding: 45px;
    border-radius: 16px;
    box-shadow: 0 5px 18px rgba(0, 0, 0, 0.07);
    line-height: 1.75;
}
.content h2 {
    text-align: center;
    font-size: 28px;
    line-height: 1.35;
}
.content h3 {
    font-size: 21px;
    margin: 34px 0 10px;
    padding-left: 14px;
    border-left: 4px solid #e91d26;
}
.content p {
    color: #43525f;
    margin: 0 0 16px;
}
.content .lead {
    font-size: 18px;
    color: #17202a;
}
.content strong {
    color: #17202a;
}
.content .content-note {
    margin-top: 16px;
}
.check-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px 26px;
    list-style: none;
    padding: 0;
    margin: 0 0 6px;
}
.check-list li {
    position: relative;
    padding-left: 26px;
    color: #43525f;
    font-size: 15px;
    line-height: 1.5;
}
.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: #e91d26;
    font-weight: bold;
}
.dark-section {
    background: #071b2e;
    color: #fff;
    padding: 70px 0;
}
.solution {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr;
    gap: 70px;
    align-items: center;
}
.solution h2 {
    font-size: 38px;
    margin: 8px 0 20px;
}
.solution ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    padding: 0;
    list-style: none;
}
.dmss {
    background: linear-gradient(135deg, #0d3555, #071827);
    padding: 35px;
    border-radius: 18px;
    border: 1px solid #265f88;
}
.dmss h2 {
    font-size: 28px;
}
.benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
    text-align: center;
}
.benefits > div {
    background: #fff;
    padding: 30px;
    border-radius: 14px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.07);
}
.benefits > div:first-letter {
    font-size: 36px;
}
footer {
    background: #06111e;
    color: #fff;
    padding: 28px 0;
}
.footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.footer a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}
@media (max-width: 850px) {
    .nav nav {
        display: none;
    }
    .hero {
        height: 650px;
    }
    .hero h1 {
        font-size: 38px;
    }
    .features {
        flex-wrap: wrap;
    }
    .cards {
        grid-template-columns: repeat(2, 1fr);
    }
    .solution {
        grid-template-columns: 1fr;
    }
    .benefits {
        grid-template-columns: 1fr;
    }
    .content {
        padding: 32px 26px;
    }
    .content h2 {
        font-size: 24px;
    }
    .footer {
        flex-direction: column;
        text-align: center;
    }
    .phone {
        font-size: 13px;
    }
}
@media (max-width: 520px) {
    .logo {
        font-size: 16px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .hero-content > p {
        font-size: 18px;
    }
    .cards {
        grid-template-columns: 1fr;
    }
    .solution ul {
        grid-template-columns: 1fr;
    }
    .check-list {
        grid-template-columns: 1fr;
    }
    .content {
        padding: 26px 20px;
        border-radius: 12px;
    }
    .content h2 {
        font-size: 21px;
    }
    .content h3 {
        font-size: 18px;
    }
    .content .lead {
        font-size: 16px;
    }
    .topbar {
        position: relative;
    }
}

/* --- Alt sayfa (kamera_sistemleri.html) --- */
.page-hero {
    background: linear-gradient(135deg, #071321 0%, #0d3555 100%);
    color: #fff;
    padding: 58px 0 52px;
    border-bottom: 4px solid #e91d26;
}
.page-hero h1 {
    font-size: 40px;
    margin: 8px 0 14px;
    line-height: 1.25;
}
.page-hero h1 span {
    color: #f11e28;
}
.page-hero p {
    font-size: 18px;
    color: #cfd9e3;
    margin: 0;
    max-width: 780px;
}
.page-hero .btn {
    margin-top: 24px;
}
.content h4 {
    font-size: 17px;
    margin: 22px 0 6px;
    color: #17202a;
}
.content + .content {
    margin-top: 26px;
}
.count-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 0 0 18px;
}
.count-list div {
    background: #f7f9fb;
    border-left: 4px solid #e91d26;
    border-radius: 10px;
    padding: 16px 18px;
}
.count-list b {
    display: block;
    margin-bottom: 4px;
}
.count-list p {
    margin: 0;
    font-size: 15px;
}
.flow {
    background: #f7f9fb;
    border-radius: 12px;
    padding: 18px 20px;
    font-weight: bold;
    color: #17202a;
    line-height: 1.9;
    margin: 0 0 18px;
}
.highlight {
    background: #fff5f5;
    border-left: 4px solid #e91d26;
    border-radius: 10px;
    padding: 18px 20px;
    margin: 22px 0 0;
}
.highlight p {
    margin: 0;
}
.cta-box {
    text-align: center;
}
.cta-box h2 {
    font-size: 30px;
    margin: 0 0 14px;
}
.cta-box p {
    max-width: 760px;
    margin: 0 auto 24px;
    color: #cfd9e3;
}
@media (max-width: 850px) {
    .page-hero h1 {
        font-size: 30px;
    }
    .page-hero p {
        font-size: 16px;
    }
    .count-list {
        grid-template-columns: 1fr;
    }
    .flow {
        font-size: 15px;
    }
}
@media (max-width: 520px) {
    .page-hero {
        padding: 40px 0 36px;
    }
    .page-hero h1 {
        font-size: 25px;
    }
    .cta-box h2 {
        font-size: 23px;
    }
}

.whatsappb {
    position: fixed;
    width: 40px;
    height: 40px;
    bottom: 60px;
    right: 27px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 24px!important;
    z-index: 100
}

.my-whatsappb {
    margin-top: 8px
}

a.back-to-top {
    display: none;
    width: 60px;
    height: 60px;
    text-indent: -9999px;
    position: fixed;
    z-index: 999;
    right: 20px;
    bottom: 8.5em;
    background: url(../images/move-top.png) no-repeat center 43%;
    -webkit-border-radius: 30px;
    -moz-border-radius: 30px;
    border-radius: 30px
}

a:hover.back-to-top {
    background-color: #000
}

.map-responsive {
    overflow: hidden;
    padding-bottom: 56.25%;
    position: relative;
    height: 0
}

.map-responsive iframe {
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    position: absolute
}