/* 
 * style.css
 * Main stylesheet containing layout, components, and utilities
 */

/* Base styles and resets */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
    position: relative;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-normal);
}

ul, ol {
    list-style: none;
}

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

button, input, textarea, select {
    font: inherit;
    color: inherit;
}

button {
    background: none;
    border: none;
    cursor: pointer;
}

/* Background gradient */
.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top left, var(--color-primary-900), transparent),
                radial-gradient(ellipse at bottom right, var(--color-accent-900), transparent),
                linear-gradient(to bottom right, var(--color-gray-900), var(--color-gray-800));
    opacity: 0.9;
    z-index: var(--z-index-background);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--glass-border);
    z-index: var(--z-index-header);
    transition: background-color var(--transition-normal);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-300);
}

.logo-image {
    height: 40px;
    width: auto;
    margin-right: var(--space-2);
    transition: transform var(--transition-normal);
}

.logo:hover .logo-image {
    transform: scale(1.05);
}

.nav {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: var(--space-6);
}

.nav-link {
    position: relative;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-300);
    padding: var(--space-2) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary-500);
    transition: width var(--transition-normal);
}

.nav-link:hover, 
.nav-link.active {
    color: var(--color-gray-100);
}

.nav-link:hover::after, 
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-gray-100);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-align: center;
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-outline {
    background: transparent;
    border: 1px solid var(--color-primary-400);
    color: var(--color-primary-300);
}

.btn-outline:hover {
    background-color: rgba(59, 130, 246, 0.1);
}

.cta-buttons {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

/* Section styling */
section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-2);
    background: linear-gradient(135deg, var(--color-primary-300), var(--color-secondary-500));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    max-width: 600px;
    margin: 0 auto;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../public/freepik__transform-the-existing-hightech-digital-circuit-im__82221.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.4;
    z-index: -2;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: -1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    align-items: center;
}

.hero-content {
    max-width: 540px;
}

.hero .title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-4);
    background: linear-gradient(135deg, var(--color-gray-100), var(--color-primary-300));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero .subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-gray-400);
    margin-bottom: var(--space-6);
}

/* Glass Card UI Components */
.glass-card {
    background: var(--glass-background);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--glass-shadow);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--glass-border);
}

.window-controls {
    display: flex;
    gap: 6px;
    margin-right: var(--space-3);
}

.window-controls span {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
}

.window-controls span:nth-child(1) {
    background-color: #ff5f57;
}

.window-controls span:nth-child(2) {
    background-color: #ffbd2e;
}

.window-controls span:nth-child(3) {
    background-color: #28c940;
}

.card-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-300);
}

.card-body {
    padding: var(--space-6);
}

.card-menu {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.menu-item {
    display: flex;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-normal);
}

.menu-item.active {
    background-color: rgba(59, 130, 246, 0.2);
}

.menu-item:hover:not(.active) {
    background-color: rgba(255, 255, 255, 0.05);
}

.menu-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-3);
    color: var(--color-gray-400);
    transition: color var(--transition-normal), transform var(--transition-normal);
}

.menu-item:hover .menu-icon {
    transform: scale(1.1);
}

.menu-item.active .menu-icon,
.menu-item:hover .menu-icon {
    color: var(--color-primary-400);
}

.menu-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-300);
}

.menu-item.active .menu-text,
.menu-item:hover .menu-text {
    color: var(--color-primary-300);
}

/* Hero Image Card Styling */
.hero-image {
    position: relative;
}

.hero-image .glass-card {
    width: 100%;
    max-width: 420px;
    margin-left: auto;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
}

.about-text h3 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4);
    color: var(--color-gray-100);
}

.about-text p {
    margin-bottom: var(--space-4);
    color: var(--color-gray-300);
}

.about-features {
    margin-top: var(--space-6);
}

.about-features li {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-3);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-3);
    color: var(--color-success-500);
    background-color: rgba(34, 197, 94, 0.2);
    border-radius: var(--radius-full);
    padding: var(--space-1);
}

.team-card {
    padding: var(--space-4);
}

.team-member {
    display: flex;
    align-items: center;
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-3);
    transition: background-color var(--transition-normal);
}

.team-member:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.member-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary-700);
    margin-right: var(--space-3);
}

.member-info h4 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-100);
    margin-bottom: 4px;
}

.member-info p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-6);
}

.service-card {
    position: relative;
    padding: var(--space-6);
    background: var(--glass-background);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-800));
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: transform var(--transition-normal);
}

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

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-2);
    color: var(--color-gray-100);
}

.service-card p {
    color: var(--color-gray-400);
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: var(--space-8);
}

.contact-form-container {
    background: var(--glass-background);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
}

.contact-form {
    display: grid;
    gap: var(--space-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-300);
}

.form-group input,
.form-group textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-3);
    color: var(--color-gray-100);
    transition: border-color var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

.submit-btn {
    margin-top: var(--space-2);
    width: 100%;
}

/* Contact Info */
.contact-info h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4);
    color: var(--color-gray-100);
}

.contact-info p {
    margin-bottom: var(--space-6);
    color: var(--color-gray-300);
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-4);
}

.info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    background-color: rgba(59, 130, 246, 0.2);
    margin-right: var(--space-3);
    color: var(--color-primary-400);
    flex-shrink: 0;
}

.social-links {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--color-gray-400);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.social-link:hover {
    background-color: var(--color-primary-700);
    color: white;
}

/* Footer */
.footer {
    background-color: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid var(--glass-border);
    padding: var(--space-12) 0 var(--space-6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-logo p {
    margin-top: var(--space-2);
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.footer-group h4 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-100);
    margin-bottom: var(--space-4);
}

.footer-group ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-group a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
}

.footer-group a:hover {
    color: var(--color-primary-400);
}

.footer-bottom {
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}