/* ========================================
   HostenZa - Premium Web Design Styles
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-primary: #1e40af;
    --color-primary-light: #3b82f6;
    --color-secondary: #06b6d4;
    --color-accent: #14b8a6;
    --color-dark: #0f172a;
    --color-slate: #64748b;
    --color-light: #f1f5f9;
    --color-white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1e40af 0%, #06b6d4 100%);
    --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #14b8a6 100%);
    --gradient-subtle: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-base);
    color: var(--color-dark);
    background: var(--color-white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.25rem;
}

h3 {
    font-size: 1.875rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1.125rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-primary-light);
    text-decoration: none;
    transition: var(--transition-base);
}

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

/* Gradient Text */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn-primary,
.btn-secondary,
.cta-button {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    transition: all var(--transition-base);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn-primary,
.cta-button {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary::before,
.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before,
.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover,
.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(30, 64, 175, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    position: relative;
    z-index: 1;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
    border-radius: var(--radius-md);
}

.btn-secondary:hover::before {
    opacity: 1;
}

.btn-secondary:hover {
    color: var(--color-white);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(30, 64, 175, 0.2);
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem var(--spacing-lg);
}

.logo img {
    height: 40px;
    transition: var(--transition-base);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--color-dark);
    font-weight: 500;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-base);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f1f5f9 0%, #e0e7ff 50%, #dbeafe 100%);
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, transparent 70%);
    animation: pulse 10s ease-in-out infinite reverse;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    padding: var(--spacing-2xl) 0;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-slate);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats .stat h3 {
    font-size: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stats .stat p {
    color: var(--color-slate);
    font-size: 0.875rem;
}

.hero-visual {
    position: relative;
    height: 500px;
    animation: fadeIn 1s ease 0.4s both;
}

.floating-card {
    position: absolute;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.card-1 {
    width: 250px;
    height: 150px;
    top: 50px;
    left: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(20, 184, 166, 0.2));
    animation: float 6s ease-in-out infinite;
}

.card-2 {
    width: 200px;
    height: 200px;
    top: 150px;
    right: 50px;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.2), rgba(6, 182, 212, 0.2));
    animation: float 5s ease-in-out infinite 1s;
}

.card-3 {
    width: 180px;
    height: 120px;
    bottom: 100px;
    left: 100px;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(59, 130, 246, 0.2));
    animation: float 7s ease-in-out infinite 2s;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--color-slate);
}

/* Services Section */
.services {
    padding: var(--spacing-2xl) 0;
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 2px solid transparent;
    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);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

.service-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 40px rgba(30, 64, 175, 0.15);
    border-color: transparent;
}

.service-card.featured {
    background: var(--gradient-primary);
    color: var(--color-white);
    transform: scale(1.05);
    box-shadow: 0 25px 50px rgba(30, 64, 175, 0.25);
}

.service-card.featured:hover {
    transform: translateY(-12px) scale(1.07);
    box-shadow: 0 30px 60px rgba(30, 64, 175, 0.3);
}

.service-card.featured * {
    color: var(--color-white);
}

.featured-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--color-accent);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 16px rgba(59, 130, 246, 0.3);
}

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.2);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--color-slate);
    margin-bottom: var(--spacing-md);
}

.service-card.featured p {
    color: rgba(255, 255, 255, 0.9);
}

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

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

.service-card.featured .service-features li {
    color: rgba(255, 255, 255, 0.85);
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

.service-card.featured .service-features li::before {
    color: var(--color-white);
}

/* Portfolio Section */
.portfolio {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

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

.portfolio-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
}

.portfolio-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 1;
    pointer-events: none;
}

.portfolio-item:hover::before {
    opacity: 0.05;
}

.portfolio-item:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(30, 64, 175, 0.15);
}

.portfolio-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.portfolio-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-image::after {
    opacity: 1;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: 700;
    transition: var(--transition-base);
}

.portfolio-item:hover .project-placeholder {
    transform: scale(1.05);
}

.portfolio-content {
    padding: var(--spacing-lg);
}

.portfolio-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.portfolio-content p {
    color: var(--color-slate);
    margin-bottom: var(--spacing-md);
}

.portfolio-tags {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.portfolio-tags span {
    padding: 0.375rem 0.75rem;
    background: var(--color-light);
    color: var(--color-primary);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

/* About Section */
.about {
    padding: var(--spacing-2xl) 0;
    background: var(--color-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.about-intro {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.about-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.value-item h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.value-item p {
    color: var(--color-slate);
    font-size: 0.875rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.stat-card {
    background: var(--gradient-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg,
            transparent 30%,
            rgba(255, 255, 255, 0.1) 50%,
            transparent 70%);
    transform: rotate(45deg);
    animation: shimmer 3s infinite;
}

.stat-card:hover {
    transform: scale(1.08) rotate(-2deg);
    box-shadow: 0 20px 40px rgba(30, 64, 175, 0.3);
}

.stat-card h3 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xs);
}

.stat-card p {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Contact Section */
.contact {
    padding: var(--spacing-2xl) 0;
    background: var(--gradient-subtle);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-2xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    flex-shrink: 0;
}

.contact-item h4 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.contact-item p {
    color: var(--color-slate);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Contact Form */
.contact-form {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--color-light);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: all var(--transition-base);
    background: var(--color-white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1),
        0 4px 12px rgba(59, 130, 246, 0.15);
    transform: translateY(-2px);
}

.contact-form button[type="submit"] {
    width: 100%;
}

/* Footer */
.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

.footer-column h4 {
    margin-bottom: var(--spacing-md);
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-base);
}

.footer-column a:hover {
    color: var(--color-white);
}

.footer-logo {
    height: 40px;
    margin-bottom: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.social-links a:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
}

.newsletter-form {
    display: flex;
    margin-top: var(--spacing-sm);
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem;
    border: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    font-family: var(--font-family);
}

.newsletter-form button {
    padding: 0.75rem 1.5rem;
    background: var(--gradient-primary);
    color: var(--color-white);
    border: none;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-base);
}

.newsletter-form button:hover {
    opacity: 0.9;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

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

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.05);
        opacity: 1;
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) rotate(45deg);
    }

    100% {
        transform: translateX(100%) rotate(45deg);
    }
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        display: none;
    }

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

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

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

@media (max-width: 768px) {
    #navbar {
        background: rgba(255, 255, 255, 0.98);
        box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
    }

    .nav-container {
        padding: 1.1rem var(--spacing-lg);
    }

    .logo img {
        height: 44px;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition-base);
        gap: var(--spacing-md);
        align-items: flex-start;
    }

    .nav-link {
        font-size: 1rem;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .hamburger {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
    }

    .cta-button {
        display: none;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

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

    .about-values {
        grid-template-columns: 1fr;
    }

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