:root {
    --primary: #2c3e50;
    --secondary: #3a7bd5;
    --accent: #00d2ff;
    --dark: #2c2c2c;
    --light: #f8f9fa;
    --success: #3CB371;
    --text: #1f1f1f;
    --text-light: #666;
    --white: #ffffff;
    --gray: #e0e0e0;
    --shadow: 0 5px 18px rgba(0,0,0,0.1);
    --shadow-hover: 0 12px 28px rgba(0,0,0,0.14);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: url("../images/back-cam-kv.png") center center / cover no-repeat;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}


.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */

.main-header {
    background: var(--dark);
    color: var(--white);
    padding: 25px 0;
    text-align: center;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 101;
}

.logo {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    display: inline-block;
    margin-bottom: 8px;
    transition: var(--transition);
}

.logo:hover {
    color: var(--accent);
}

.tagline {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.8);
}

/* Main Navigation */
.main-nav {
    background-color: var(--primary);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.main-nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 30px;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
}
.main-nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 15px;
    border-radius: 4px;
    transition: var(--transition);
    font-size: 1.05rem;
}
.main-nav a:hover,
.main-nav a.active {
    background-color: var(--accent);
    color: var(--dark);
}

/* Hero */
.hero-section {
    background: linear-gradient(135deg, rgba(44,62,80,0.96), rgba(58,123,213,0.94));
    color: var(--white);
    padding: 75px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 50%;
    right: -130px;
    top: -220px;
}

.hero-section::after {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    right: 80px;
    bottom: -190px;
}

.hero-inner {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 850px;
    margin: 0 auto;
}

.hero-label {
    display: inline-block;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.hero-label i {
    margin-right: 7px;
}

.hero-section h1 {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    line-height: 1.15;
    margin-bottom: 20px;
    animation: fadeInDown 1s ease;
}

.hero-text {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    max-width: 760px;
    margin: 0 auto 30px;
    color: rgba(255,255,255,0.9);
    animation: fadeIn 1.5s ease;
}

.cta-button {
    display: inline-block;
    padding: 13px 30px;
    border: 0;
    border-radius: 50px;
    background-color: var(--accent);
    color: var(--white);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0,210,255,0.3);
    transition: var(--transition);
}

.cta-button:hover {
    background-color: #00b8e6;
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(0,210,255,0.4);
}

.contact-section {
    max-width: 900px;
    margin: 0 auto;
}

.contact-header {
    text-align: center;
    margin-bottom: 35px;
}

.contact-header .section-title {
    margin-bottom: 18px;
}

.contact-header p {
    max-width: 650px;
    margin: 15px auto 0;
    color: var(--dark);
    font-size: 1.05rem;
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
    border-radius: 12px;
    background-color: var(--white);
    box-shadow: var(--shadow-hover);
    text-align: left;
}

.form-group {
    margin-bottom: 22px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--primary);
    font-weight: 500;
    text-align: left;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 13px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background: var(--white);
    color: var(--text);
    font-family: inherit;
    font-size: 16px;
    transition: var(--transition);
    text-align: left;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,210,255,0.16);
}

.contact-form .cta-button {
    border: 0;
}

.hp-field {
    position: absolute;
    height: 0;
    opacity: 0;
    overflow: hidden;
    pointer-events: none;
}

.hp-field label {
    display: none !important;
}

/* Main Content */
main {
    flex: 1;
}

main.container {
    padding-top: 55px;
    padding-bottom: 70px;
}

/* Section titles */
.section-title {
    text-align: center;
    margin-bottom: 42px;
    font-size: clamp(1.8rem, 3vw, 2.35rem);
    color: var(--primary);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 75px;
    height: 4px;
    background: linear-gradient(to right, var(--accent), var(--secondary));
    margin: 14px auto 0;
    border-radius: 5px;
}

/* Services */
.security-services {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 25px;
    margin: 40px 0 60px;
}

.service-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(44,62,80,0.05);
}

.service-card:hover {
    transform: translateY(-7px);
    box-shadow: var(--shadow-hover);
}

.service-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(58,123,213,0.12), rgba(0,210,255,0.16));
    color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.08);
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    color: var(--white);
}

.service-card h3 {
    color: var(--primary);
    margin-bottom: 15px;
    font-size: 1.35rem;
}

.service-features {
    flex-grow: 1;
    list-style: none;
    padding: 0;
    margin: 10px 0 22px;
    text-align: left;
}

.service-features li {
    position: relative;
    padding: 7px 0 7px 25px;
    border-bottom: 1px solid #eee;
    margin-bottom: 0;
    font-size: 0.97rem;
    color: var(--text);
}

.service-features li:last-child {
    border-bottom: 0;
}

.service-features li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 8px;
    color: var(--accent);
}

.service-btn {
    display: inline-block;
    background-color: var(--accent);
    color: var(--white);
    padding: 10px 25px;
    border-radius: 50px;
    text-decoration: none;
    margin-top: auto;
    transition: var(--transition);
    font-weight: 500;
    border: 2px solid var(--accent);
    align-self: center;
}

.service-btn:hover {
    background-color: var(--secondary);
    border-color: var(--secondary);
    transform: translateY(-2px);
}

/* Camera Types */
.camera-types {
    margin: 70px 0;
}

.camera-types h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary);
    position: relative;
    font-size: clamp(1.7rem, 3vw, 2.1rem);
}

.camera-types h2::after {
    content: '';
    display: block;
    width: 75px;
    height: 4px;
    background: linear-gradient(to right, var(--accent), var(--secondary));
    margin: 14px auto 0;
    border-radius: 5px;
}

.types-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 25px;
}

.type-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.type-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.type-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.type-card h3 {
    padding: 18px 22px 8px;
    color: var(--primary);
    font-size: 1.25rem;
}

.type-card p {
    padding: 0 22px 22px;
    color: var(--text-light);
    font-size: 0.98rem;
    line-height: 1.6;
}

/* Security Features / Benefits */
.security-features {
    margin: 70px 0;
}

.security-features h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary);
    position: relative;
    font-size: clamp(1.7rem, 3vw, 2.1rem);
}

.security-features h2::after {
    content: '';
    display: block;
    width: 75px;
    height: 4px;
    background: linear-gradient(to right, var(--accent), var(--secondary));
    margin: 14px auto 0;
    border-radius: 5px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.feature {
    background: var(--white);
    padding: 30px 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    min-height: 210px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature i {
    font-size: 2.6rem;
    color: var(--accent);
    margin-bottom: 18px;
    transition: var(--transition);
}

.feature:hover i {
    transform: scale(1.1);
    color: var(--secondary);
}

.feature h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary);
}

.feature p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Footer */
.main-footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 55px 0 0;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 45px;
    margin-bottom: 40px;
}

.footer-col {
    padding: 0 15px;
}

.footer-col h3 {
    font-size: 1.25rem;
    margin-bottom: 20px;
    color: var(--white);
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 45px;
    height: 2px;
    background-color: var(--accent);
}

.contact-list,
.social-list,
.nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-list li,
.social-list li,
.nav-list li {
    margin-bottom: 12px;
}

.contact-list a,
.social-list a,
.nav-list a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
}

.contact-list a:hover,
.social-list a:hover,
.nav-list a:hover {
    color: var(--accent);
    transform: translateX(4px);
}

.contact-list i,
.social-list i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
    color: var(--accent);
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* Large tablets / small desktops */
@media (max-width: 1100px) {
    .security-services,
    .types-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .features-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

/* Tablets */
@media (max-width: 800px) {
    .main-header {
        padding: 20px 0;
    }

    .logo {
        font-size: 1.8rem;
    }

    .tagline {
        font-size: 1rem;
    }

    .main-nav {
        position: static;
    }

    .main-nav ul {
        gap: 6px;
    }

    .main-nav a {
        font-size: 0.95rem;
        padding: 7px 10px;
    }

    .hero-section {
        padding: 60px 0;
    }

    main {
        padding: 45px 0;
    }

    main.container {
        padding-top: 45px;
        padding-bottom: 60px;
    }

    .camera-types,
    .security-features {
        margin: 55px 0;
    }

    .camera-types h2,
    .security-features h2 {
        margin-bottom: 35px;
    }

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

    .footer-col:last-child {
        grid-column: 1 / -1;
    }
}

/* Phones */
@media (max-width: 600px) {
    .container {
        padding: 0 15px;
    }

    .main-header {
        padding: 18px 0;
    }

    .logo {
        font-size: 1.5rem;
    }

    .tagline {
        font-size: 0.9rem;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 4px;
    }

    .main-nav a {
        width: 100%;
        text-align: center;
        padding: 8px 12px;
    }

    .hero-section {
        padding: 48px 0;
    }

    .hero-section h1 {
        font-size: 1.85rem;
    }

    .hero-text {
        font-size: 1rem;
    }

    main {
        padding: 35px 0;
    }

    main.container {
        padding-top: 35px;
        padding-bottom: 50px;
    }

    .security-services,
    .types-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .service-card,
    .type-card,
    .feature {
        min-height: auto;
    }

    .service-card {
        padding: 25px 22px;
    }

    .type-card img {
        height: 200px;
    }

    .feature {
        padding: 25px 20px;
        flex-direction: row;
        gap: 15px;
        justify-content: flex-start;
        text-align: left;
    }

    .feature i {
        margin-bottom: 0;
        font-size: 2rem;
        flex-shrink: 0;
    }

    .camera-types,
    .security-features {
        margin: 45px 0;
    }

    .camera-types h2,
    .security-features h2 {
        font-size: 1.5rem;
        margin-bottom: 25px;
    }

    .contact-header {
        margin-bottom: 25px;
    }

    .contact-header .section-title {
        font-size: 1.7rem;
    }

    .contact-header p {
        font-size: 0.98rem;
    }

    .contact-form {
        padding: 25px 20px;
    }

    .form-group label {
        font-size: 0.95rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 15px;
        padding: 12px 14px;
    }

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

    .footer-col {
        padding: 0;
        text-align: center;
    }

    .footer-col h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

/* Small phones */
@media (max-width: 400px) {
    .logo {
        font-size: 1.35rem;
    }

    .tagline {
        font-size: 0.85rem;
    }

    .hero-section {
        padding: 40px 0;
    }

    .hero-section h1 {
        font-size: 1.6rem;
    }

    .hero-text {
        font-size: 0.95rem;
    }

    .service-card,
    .type-card {
        padding: 22px 18px;
    }

    .feature {
        padding: 18px 16px;
        gap: 12px;
    }

    .feature i {
        font-size: 1.7rem;
    }

    .feature h3 {
        font-size: 1rem;
    }

    .feature p {
        font-size: 0.88rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}