* {
    box-sizing: border-box;
    margin: 0;
    padding: 0
}

:root {
    --primary: #2563eb;
    --dark: #0f172a;
    --muted: #64748b;
    --light: #f8fafc;
    --line: #e2e8f0;
    --white: #fff;
    --accent: #06b6d4
}

html {
    scroll-behavior: smooth
}

body {
    font-family: Inter, Segoe UI, Arial, sans-serif;
    color: var(--dark);
    background: #fff;
    line-height: 1.6
}

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

.container {
    width: min(1180px, 92%);
    margin: auto
}

header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line)
}

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

.logo {
    font-size: 27px;
    font-weight: 900;
    letter-spacing: -1px;
    color: var(--primary)
}

.logo span {
    color: var(--dark)
}

.navlinks {
    display: flex;
    gap: 27px;
    align-items: center;
    font-size: 14px;
    font-weight: 600
}

.navlinks a:hover {
    color: var(--primary)
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 10px;
    padding: 12px 18px;
    font-weight: 800;
    cursor: pointer;
    transition: .2s
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 8px 20px rgba(37, 99, 235, .2)
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: #1d4ed8
}

.btn-outline {
    border: 1px solid #cbd5e1;
    background: #fff;
    color: var(--dark)
}

.menu {
    display: none;
    font-size: 25px;
    cursor: pointer
}

.hero {
    background: linear-gradient(135deg, #eff6ff 0%, #fff 52%, #ecfeff 100%);
    padding: 82px 0 72px;
    overflow: hidden
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 55px;
    align-items: center
}

.badge {
    display: inline-block;
    background: #dbeafe;
    color: #1d4ed8;
    border-radius: 30px;
    padding: 7px 13px;
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 18px
}

h1 {
    font-size: clamp(42px, 6vw, 68px);
    line-height: 1.02;
    letter-spacing: -3px;
    margin-bottom: 20px
}

h1 span {
    color: var(--primary)
}

.hero p {
    font-size: 18px;
    color: var(--muted);
    max-width: 650px;
    margin-bottom: 28px
}

.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap
}

.hero-card {
    background: #fff;
    border: 1px solid #dbeafe;
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 25px 60px rgba(15, 23, 42, .10)
}

.device {
    background: linear-gradient(145deg, #0f172a, #1e3a8a);
    height: 230px;
    border-radius: 18px;
    padding: 25px;
    color: #fff;
    position: relative;
    overflow: hidden
}

.device:after {
    content: "";
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: rgba(6, 182, 212, .25);
    right: -40px;
    top: -45px
}

.device h3 {
    font-size: 25px;
    margin-top: 25px;
    position: relative;
    z-index: 2
}

.device p {
    font-size: 14px;
    color: #cbd5e1;
    margin: 8px 0 0;
    position: relative;
    z-index: 2
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 14px
}

.stat {
    background: #f8fafc;
    padding: 14px;
    border-radius: 12px;
    text-align: center
}

.stat b {
    display: block;
    font-size: 20px
}

.stat small {
    color: var(--muted)
}

section {
    padding: 82px 0
}

.section-head {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 42px
}

.section-head h2 {
    font-size: 38px;
    letter-spacing: -1.5px;
    margin-bottom: 8px
}

.section-head p {
    color: var(--muted)
}

.services {
    background: #fff
}

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

.service {
    padding: 25px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
    transition: .25s
}

.service:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(15, 23, 42, .08);
    border-color: #bfdbfe
}

.icon {
    width: 48px;
    height: 48px;
    border-radius: 13px;
    background: #eff6ff;
    display: grid;
    place-items: center;
    font-size: 24px;
    margin-bottom: 15px
}

.service h3 {
    margin-bottom: 6px
}

.service p {
    color: var(--muted);
    font-size: 14px
}

.service a {
    display: inline-block;
    margin-top: 14px;
    color: var(--primary);
    font-size: 13px;
    font-weight: 800
}

.dark-section {
    background: #0f172a;
    color: #fff
}

.dark-section .section-head p {
    color: #94a3b8
}

.cctv-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center
}

.cctv-box {
    background: linear-gradient(135deg, #172554, #0f172a);
    border: 1px solid #334155;
    padding: 32px;
    border-radius: 22px
}

.cctv-box ul {
    list-style: none;
    margin: 20px 0
}

.cctv-box li {
    padding: 8px 0;
    color: #cbd5e1
}

.cctv-box li:before {
    content: "✓";
    color: #22d3ee;
    font-weight: 900;
    margin-right: 10px
}

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

.package {
    background: #fff;
    color: var(--dark);
    padding: 25px;
    border-radius: 18px
}

.package .price {
    font-size: 30px;
    font-weight: 900;
    margin: 8px 0
}

.package small {
    color: var(--muted)
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px
}

.step {
    text-align: center;
    padding: 25px
}

.step-number {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: #dbeafe;
    color: #1d4ed8;
    display: grid;
    place-items: center;
    margin: 0 auto 14px;
    font-weight: 900
}

.amc {
    background: #eff6ff
}

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

.amc-card {
    background: #fff;
    padding: 28px;
    border: 1px solid #dbeafe;
    border-radius: 18px
}

.amc-card h3 {
    margin-bottom: 8px
}

.amc-card p {
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 16px
}

.booking {
    background: linear-gradient(135deg, #1d4ed8, #0891b2);
    color: #fff
}

.booking-grid {
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    gap: 45px;
    align-items: start
}

.booking-copy h2 {
    font-size: 42px;
    line-height: 1.1;
    margin-bottom: 14px
}

.booking-copy p {
    color: #dbeafe
}

.form {
    background: #fff;
    color: var(--dark);
    padding: 28px;
    border-radius: 20px
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px
}

label {
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 5px;
    display: block
}

input,
select,
textarea {
    width: 100%;
    padding: 12px 13px;
    border: 1px solid #cbd5e1;
    border-radius: 9px;
    font: inherit;
    outline: none
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px #dbeafe
}

textarea {
    min-height: 90px;
    resize: vertical
}

.full {
    grid-column: 1/-1
}

.form button {
    width: 100%;
    margin-top: 16px
}

.notice {
    margin-top: 12px;
    font-size: 13px;
    color: #475569;
    display: none
}

footer {
    background: #020617;
    color: #94a3b8;
    padding: 48px 0 25px
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 30px
}

footer h3,
footer h4 {
    color: #fff;
    margin-bottom: 12px
}

footer p,
footer a {
    font-size: 14px
}

footer a {
    display: block;
    margin: 7px 0
}

footer a:hover {
    color: #fff
}

.copyright {
    border-top: 1px solid #1e293b;
    margin-top: 30px;
    padding-top: 18px;
    font-size: 13px
}

.toast {
    position: fixed;
    right: 20px;
    bottom: 20px;
    background: #0f172a;
    color: #fff;
    padding: 15px 18px;
    border-radius: 12px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, .2);
    display: none;
    z-index: 200
}

@media(max-width:850px) {
    .navlinks {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: #fff;
        padding: 20px;
        flex-direction: column;
        align-items: flex-start;
        border-bottom: 1px solid var(--line)
    }

    .navlinks.open {
        display: flex
    }

    .menu {
        display: block
    }

    .hero-grid,
    .booking-grid,
    .cctv-grid {
        grid-template-columns: 1fr
    }

    .service-grid {
        grid-template-columns: 1fr 1fr
    }

    .packages,
    .amc-grid {
        grid-template-columns: 1fr
    }

    .steps {
        grid-template-columns: 1fr 1fr
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr
    }
}

@media(max-width:550px) {
    section {
        padding: 60px 0
    }

    .hero {
        padding: 60px 0
    }

    .service-grid,
    .form-grid,
    .steps,
    .footer-grid {
        grid-template-columns: 1fr
    }

    h1 {
        letter-spacing: -2px
    }

    .hero-card {
        padding: 18px
    }

    .booking-copy h2,
    .section-head h2 {
        font-size: 32px
    }
}

/* Modal Background */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 9999;
}

/* Show Modal */
.modal-overlay.active {
    display: flex;
}

/* Modal Box */
.booking-modal {
    position: relative;
    width: 100%;
    max-width: 850px;
    max-height: 90vh;
    overflow-y: auto;
    background: #fff;
    border-radius: 20px;
    padding: 35px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

/* Close Button */
.modal-close {
    position: absolute;
    top: 15px;
    right: 18px;
    width: 40px;
    height: 40px;
    border: none;
    background: #f2f2f2;
    border-radius: 50%;
    font-size: 28px;
    cursor: pointer;
    line-height: 40px;
}

.modal-close:hover {
    background: #e5e5e5;
}

/* Mobile */
@media (max-width: 600px) {
    .booking-modal {
        padding: 25px 18px;
        max-height: 95vh;
        border-radius: 15px;
    }

    .booking-modal .form-grid {
        grid-template-columns: 1fr;
    }

    .booking-modal .full {
        grid-column: auto;
    }
}