/* Professional Security Service Design System - Industrial & Trustworthy */

:root {
    /* Core Brand Colors - Professional Blue & Industrial Gray */
    --background: hsl(0, 0%, 100%);
    --foreground: hsl(215, 25%, 15%);

    --card: hsl(0, 0%, 100%);
    --card-foreground: hsl(215, 25%, 15%);

    /* Professional Blue - Trust & Security */
    --primary: hsl(210, 100%, 25%);
    --primary-foreground: hsl(0, 0%, 100%);
    --primary-light: hsl(210, 100%, 35%);
    --primary-dark: hsl(210, 100%, 15%);

    /* Industrial Gray - Professional & Reliable */
    --secondary: hsl(215, 15%, 95%);
    --secondary-foreground: hsl(215, 25%, 25%);

    --muted: hsl(215, 15%, 95%);
    --muted-foreground: hsl(215, 15%, 45%);

    --accent: hsl(210, 100%, 95%);
    --accent-foreground: hsl(210, 100%, 25%);

    --destructive: hsl(0, 75%, 55%);
    --destructive-foreground: hsl(0, 0%, 100%);

    --border: hsl(215, 15%, 90%);
    --input: hsl(215, 15%, 90%);
    --ring: hsl(210, 100%, 25%);

    /* Professional Gradients */
    --gradient-primary: linear-gradient(135deg, hsl(210, 100%, 25%), hsl(210, 100%, 35%));
    --gradient-hero: linear-gradient(135deg, hsl(210, 100%, 15%), hsl(210, 100%, 25%));
    --gradient-card: linear-gradient(145deg, hsl(0, 0%, 100%), hsl(215, 15%, 98%));

    /* Professional Shadows */
    --shadow-professional: 0 10px 30px -5px hsla(210, 100%, 25%, 0.1);
    --shadow-card: 0 4px 20px -2px hsla(215, 25%, 15%, 0.08);
    --shadow-hero: 0 25px 50px -12px hsla(210, 100%, 25%, 0.25);

    /* Modern Animations */
    --transition-professional: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: all 0.2s ease-in-out;

    /* Typography */
    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    /* Layout */
    --container-max-width: 1200px;
    --section-padding: 4rem 0;
    --nav-height: 4rem;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    :root {
        --background: hsl(215, 25%, 8%);
        --foreground: hsl(0, 0%, 95%);
        --card: hsl(215, 25%, 10%);
        --card-foreground: hsl(0, 0%, 95%);
        --primary: hsl(210, 100%, 45%);
        --primary-light: hsl(210, 100%, 55%);
        --primary-dark: hsl(210, 100%, 35%);
        --secondary: hsl(215, 25%, 15%);
        --secondary-foreground: hsl(0, 0%, 90%);
        --muted: hsl(215, 25%, 15%);
        --muted-foreground: hsl(215, 15%, 65%);
        --accent: hsl(210, 100%, 15%);
        --border: hsl(215, 25%, 20%);
        --input: hsl(215, 25%, 20%);
        --gradient-hero: linear-gradient(135deg, hsl(215, 25%, 5%), var(--primary-dark));
        --gradient-card: linear-gradient(145deg, hsl(215, 25%, 10%), hsl(215, 25%, 12%));
    }
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
}

img {
    max-width: 100%;
    height: auto;
}

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

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.page-title {
    font-size: 2.5rem;
    color: var(--foreground);
    margin-bottom: 1.5rem;
    text-align: center;
}

.page-description {
    font-size: 1.25rem;
    color: var(--muted-foreground);
    text-align: center;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-size: 2rem;
    color: var(--foreground);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-professional);
    border: 1px solid transparent;
    cursor: pointer;
}

.btn-professional {
    background: hsl(var(--primary));
    color: hsl(var(--primary-foreground));
    box-shadow: var(--shadow-professional);
}

.btn-professional:hover {
    background: hsl(var(--primary-light));
    box-shadow: var(--shadow-hero);
}

.btn-hero {
    background: var(--gradient-primary);
    color: hsl(var(--primary-foreground));
    font-weight: 600;
    box-shadow: var(--shadow-hero);
}

.btn-hero:hover {
    box-shadow: var(--shadow-hero);
    transform: translateY(-2px);
}

.btn-outline {
    border: 1px solid var(--border);
    color: var(--foreground);
    background: var(--background);
}

.btn-outline:hover {
    background: var(--accent);
    color: var(--accent-foreground);
}

.btn-outline-hero {
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--primary-foreground);
    background: rgba(255, 255, 255, 0.1);
}

.btn-outline-hero:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-card);
}

.nav-container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: var(--foreground);
    transition: var(--transition-professional);
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-logo-icon {
    font-size: 2rem;
    color: var(--primary);
}

.nav-logo-primary {
    color: var(--primary);
}

.nav-logo-secondary {
    color: var(--foreground);
}

.nav-menu {
    display: none;
    gap: 2rem;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--muted-foreground);
    transition: var(--transition-professional);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-contact-btn {
    display: none;
}

.nav-toggle {
    display: block;
    color: var(--foreground);
    font-size: 1.5rem;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    right: 0;
    width: 300px;
    height: calc(100vh - var(--nav-height));
    background: var(--background);
    border-left: 1px solid var(--border);
    box-shadow: var(--shadow-professional);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: var(--foreground);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--muted-foreground);
    transition: var(--transition-professional);
}

.mobile-nav-link:hover {
    color: var(--primary);
}

.mobile-contact-btn {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    opacity: 0.8;
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    color: var(--primary-foreground);
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    line-height: 1.6;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Page Hero */
.page-hero {
    background: var(--gradient-card);
    padding: var(--section-padding);
    text-align: center;
}

.page-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

/* Sections */
.services-overview,
.mission-section,
.values-section,
.experience-section,
.services-detail-section,
.why-services-section,
.trusted-section,
.contact-section {
    padding: var(--section-padding);
}

.why-choose-us {
    padding: var(--section-padding);
    background: rgba(215, 215, 220, 0.3);
}

.stats-section {
    padding: var(--section-padding);
    background: var(--gradient-primary);
    color: var(--primary-foreground);
}

.cta-section {
    padding: var(--section-padding);
    text-align: center;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

/* Service Cards */
.services-grid,
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.service-card,
.value-card {
    background: var(--gradient-card);
    border-radius: 0.5rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: var(--transition-professional);
}

.service-card:hover,
.value-card:hover {
    box-shadow: var(--shadow-professional);
    transform: translateY(-5px);
}

.service-icon,
.value-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background: var(--accent);
    color: var(--primary);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    transition: var(--transition-professional);
}

.service-card:hover .service-icon,
.value-card:hover .value-icon {
    transform: scale(1.1);
}

.service-title,
.value-title {
    font-size: 1.25rem;
    color: var(--foreground);
    margin-bottom: 1rem;
}

.service-description,
.value-description {
    color: var(--muted-foreground);
    line-height: 1.6;
}

/* Why Choose Us */
.why-choose-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.features-list {
    margin: 2rem 0;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.feature-item i {
    color: var(--primary);
    font-size: 1.25rem;
}

.image-rounded {
    border-radius: 0.5rem;
    box-shadow: var(--shadow-hero);
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--muted-foreground);
}

.stats-section .stat-number {
    color: var(--primary-foreground);
}

.stats-section .stat-label {
    color: rgba(255, 255, 255, 0.8);
}

/* CTA */
.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta-description {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    margin-bottom: 2rem;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

/* Services Detail */
.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.service-detail-card {
    background: var(--gradient-card);
    border-radius: 0.5rem;
    padding: 2rem;
    box-shadow: var(--shadow-card);
    transition: var(--transition-professional);
}

.service-detail-card:hover {
    box-shadow: var(--shadow-professional);
}

.service-detail-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.service-detail-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: var(--accent);
    color: var(--primary);
    font-size: 1.5rem;
}

.service-detail-title {
    font-size: 1.25rem;
    color: var(--foreground);
    margin: 0;
}

.service-detail-description {
    color: var(--muted-foreground);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Why Services */
.why-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.why-service-item {
    text-align: center;
}

.why-service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background: var(--primary);
    color: var(--primary-foreground);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.why-service-title {
    font-size: 1.125rem;
    color: var(--foreground);
    margin-bottom: 0.5rem;
}

.why-service-description {
    color: var(--muted-foreground);
    font-size: 0.875rem;
}

.custom-solutions-card {
    background: var(--gradient-card);
    border-radius: 0.5rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-card);
}

.custom-solutions-title {
    font-size: 1.5rem;
    color: var(--foreground);
    margin-bottom: 1rem;
}

.custom-solutions-description {
    color: var(--muted-foreground);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.custom-solutions-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

/* Trusted */
.trusted-content {
    text-align: center;
}

.trusted-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.trusted-stat {
    background: var(--gradient-card);
    border-radius: 0.5rem;
    padding: 2rem;
    box-shadow: var(--shadow-card);
}

.trusted-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.trusted-label {
    color: var(--muted-foreground);
}

/* Mission & Experience */
.mission-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.mission-text {
    max-width: none;
}

.mission-description {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.experience-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.partnership-card {
    background: var(--gradient-card);
    border-radius: 0.5rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-card);
    margin-top: 3rem;
}

.partnership-title {
    font-size: 1.5rem;
    color: var(--foreground);
    margin-bottom: 1rem;
}

.partnership-description {
    color: var(--muted-foreground);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

/* Contact Form */
.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.contact-form-card,
.contact-info-card,
.urgent-contact-card,
.contact-benefits-card {
    background: var(--gradient-card);
    border-radius: 0.5rem;
    padding: 2rem;
    box-shadow: var(--shadow-card);
}

.contact-form-header {
    margin-bottom: 2rem;
}

.contact-form-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    color: var(--foreground);
    margin: 0;
}

.contact-form-title i {
    color: var(--primary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: 600;
    color: var(--foreground);
    font-size: 0.875rem;
}

.form-input,
.form-select,
.form-textarea {
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    background: var(--background);
    color: var(--foreground);
    font-size: 0.875rem;
    transition: var(--transition-professional);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

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

.form-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-note {
    font-size: 0.75rem;
    color: var(--muted-foreground);
}

.btn-submit {
    width: 100%;
}

/* Contact Info */
.contact-info-title {
    font-size: 1.25rem;
    color: var(--foreground);
    margin-bottom: 1.5rem;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-info-item i {
    color: var(--primary);
    font-size: 1.25rem;
    margin-top: 0.25rem;
}

.contact-info-content h4 {
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 0.25rem;
}

.contact-info-content p {
    color: var(--muted-foreground);
    margin-bottom: 0.25rem;
}

.contact-info-content small {
    color: var(--muted-foreground);
    font-size: 0.75rem;
}

/* Urgent Contact */
.urgent-contact-card {
    background: var(--gradient-primary);
    color: var(--primary-foreground);
    text-align: center;
}

.urgent-contact-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.urgent-contact-description {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.urgent-contact-btn {
    color: var(--primary-foreground);
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
}

.urgent-contact-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Contact Benefits */
.contact-benefits-title {
    font-size: 1.125rem;
    color: var(--foreground);
    margin-bottom: 1rem;
}

.contact-benefits-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-benefits-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

.benefit-bullet {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    flex-shrink: 0;
}

/* Footer */
.footer {
    background: var(--gradient-card);
    border-top: 1px solid var(--border);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 2rem;
    color: var(--primary);
}

.footer-logo-primary {
    color: var(--primary);
}

.footer-logo-secondary {
    color: var(--foreground);
}

.footer-description {
    color: var(--muted-foreground);
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-title {
    font-weight: 600;
    color: var(--foreground);
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-link {
    color: var(--muted-foreground);
    font-size: 0.875rem;
    transition: var(--transition-smooth);
}

.footer-link:hover {
    color: var(--primary);
}

.footer-service {
    color: var(--muted-foreground);
    font-size: 0.875rem;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.contact-item i {
    color: var(--primary);
    margin-top: 0.125rem;
}

.contact-item span {
    color: var(--muted-foreground);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 2rem;
    text-align: center;
    color: var(--muted-foreground);
    font-size: 0.875rem;
}

/* Message Container */
.message-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1000;
    max-width: 400px;
}

.message {
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 0.5rem;
    box-shadow: var(--shadow-card);
    animation: slideInRight 0.3s ease-out;
}

.message.success {
    background: hsl(142, 76%, 36%);
    color: white;
}

.message.error {
    background: var(--destructive);
    color: var(--destructive-foreground);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(2rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (min-width: 640px) {
    .nav-contact-btn {
        display: flex;
    }
    
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-actions,
    .cta-actions,
    .custom-solutions-actions {
        flex-direction: row;
    }
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }
    
    .nav-toggle {
        display: none;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .page-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .why-choose-content,
    .mission-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 5rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .values-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .why-services-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .services-detail-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}