/* 
 * HT PRIME HOLDINGS LTD - Mobile App & Product Design Studio
 * Unique Design Approach: Glassmorphism + Brutalist Typography + Modern Grid System
 * This design combines translucent glass-like elements with bold, geometric typography
 * and asymmetric layouts for a contemporary, tech-forward aesthetic
 */

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

:root {
    /* Color Palette - Modern Tech with Brutalist Accents */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #f59e0b;
    --accent-color: #ef4444;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-glass: rgba(255, 255, 255, 0.1);
    --bg-glass-strong: rgba(255, 255, 255, 0.2);
    --border-color: rgba(99, 102, 241, 0.2);
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-strong: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    
    /* Additional Variables */
    --section-padding: 6rem 0;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: rgba(0, 0, 0, 0.1);
    --border-radius-lg: 1rem;
    
    /* Gray Scale */
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-900: #111827;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

/* Typography - Brutalist Influence */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.025em;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: 0.75rem;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Cookie Banner - Glassmorphism Design */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    padding: 1.5rem;
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner.minimized {
    transform: translateY(calc(100% - 60px));
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    position: relative;
}

.cookie-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.cookie-content p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    max-width: 500px;
}

.cookie-buttons {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn-accept, .btn-decline, .btn-customize {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-accept {
    background: var(--primary-color);
    color: white;
}

.btn-accept:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-decline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-decline:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.btn-customize {
    background: var(--secondary-color);
    color: white;
}

.btn-customize:hover {
    background: #d97706;
    transform: translateY(-1px);
}

.btn-minimize {
    position: absolute;
    top: -0.5rem;
    right: -0.5rem;
    width: 2rem;
    height: 2rem;
    border: none;
    background: var(--accent-color);
    color: white;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Header - Brutalist Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    padding: 1rem 0;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-brand h1 {
    font-size: 1.5rem;
    margin: 0;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color 0.2s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -0.25rem;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

/* Burger Menu */
.burger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 101;
}

/* Show burger menu on mobile */
@media (max-width: 768px) {
    .burger-menu {
        display: flex;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 4px;
        padding: 4px;
    }
    
    .burger-menu:hover {
        background: rgba(255, 255, 255, 0.2);
    }
}

.burger-line {
    width: 100%;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
    display: block;
}

.burger-menu.active .burger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Hero Section - Asymmetric Layout with Floating Elements */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    border: none;
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: var(--shadow-medium);
}

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

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Floating Cards - Glassmorphism Effect */
.hero-visual {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--shadow-medium);
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    top: 0;
    right: 0;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    left: 0;
    animation-delay: 2s;
}

.card-3 {
    bottom: 0;
    right: 20%;
    animation-delay: 4s;
}

.floating-card .card-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.floating-card h4 {
    color: var(--text-primary);
    font-size: 1rem;
    margin: 0;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Services Section - Brutalist Grid */
.services {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 4rem;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-strong);
    border-color: var(--primary-color);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 0.75rem;
}

/* About Section - Asymmetric Layout */
.about {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
}

.stat h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.875rem;
}

/* Design Process - Brutalist Steps */
.design-process {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.process-step {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.process-step:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
}

.step-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.process-step h4 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.process-step p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Portfolio Section */
.portfolio {
    padding: var(--section-padding);
    background: rgba(255, 255, 255, 0.05);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px var(--glass-shadow);
}

.portfolio-image {
    height: 200px;
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    font-size: 3rem;
    position: relative;
}

/* Dark overlay gradient for better text readability */
.portfolio-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.5) 100%);
    z-index: 1;
    transition: all var(--transition-normal);
}

.portfolio-item:hover .portfolio-image::after {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: relative;
    z-index: 0;
}

.portfolio-content {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.95);
    position: relative;
    z-index: 2;
}

.portfolio-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.portfolio-content p {
    color: var(--gray-600);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.portfolio-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray-700);
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    color: white;
}

.contact-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

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

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

.contact-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item h4 {
    color: white;
    margin: 0 0 0.25rem 0;
    font-size: 1.1rem;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    line-height: 1.6;
}

/* Contact Form */
.contact-form-container {
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--border-color);
}

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

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

.form-group label {
    color: white;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
    padding: 0.875rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: white;
    background: rgba(255, 255, 255, 0.15);
}

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

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    color: white;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.footer-contact h4,
.footer-links h4 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s ease;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-links a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.3s ease;
        z-index: 99;
        border-left: 1px solid var(--border-color);
    }

    .nav-links.active {
        right: 0;
    }

    .burger-menu.active + .nav-links {
        right: 0;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding-top: 2rem;
    }

    .hero-visual {
        height: 300px;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }

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

    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .design-process {
        grid-template-columns: 1fr;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .cookie-content {
        flex-direction: column;
        gap: 1rem;
    }

    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }

    .hero {
        padding-top: 100px;
        min-height: auto;
        padding-bottom: 3rem;
    }

    .hero-title {
        font-size: 2rem;
    }

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

    .section-title {
        font-size: 1.75rem;
    }

    .services {
        padding: 3rem 0;
    }

    .about {
        padding: 3rem 0;
    }

    .portfolio {
        padding: 3rem 0;
    }

    .contact {
        padding: 3rem 0;
    }

    .service-card,
    .contact-form-container {
        padding: 1.5rem;
    }
}

/* Tablet Specific */
@media (min-width: 769px) and (max-width: 1024px) {
    .hero-content {
        gap: 3rem;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States for Keyboard Navigation */
button:focus,
input:focus,
textarea:focus,
a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --bg-glass: rgba(255, 255, 255, 0.9);
        --bg-glass-strong: rgba(255, 255, 255, 0.95);
        --border-color: rgba(99, 102, 241, 0.8);
    }
}