/* ============================================================================
   MKUD.PL - NEW MODERN DESIGN 2025
   Created: 2025-10-07
   Author: Modern Web Design
   ============================================================================ */

/* CSS Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Custom Properties - Light Theme */
:root {
    /* Colors - Primary Palette */
    --primary: #2a8bb8;
    --primary-dark: #1e6b8a;
    --primary-light: #3da6d6;
    --accent: #2a8bb8;
    --accent-dark: #1e6b8a;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #2a8bb8 0%, #1e6b8a 100%);
    --gradient-accent: linear-gradient(135deg, #2a8bb8 0%, #1e6b8a 100%);
    --gradient-hero: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    
    /* Neutrals */
    --white: #ffffff;
    --black: #0f172a;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Typography */
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Font Sizes */
    --text-xs: 0.75rem;     /* 12px */
    --text-sm: 0.875rem;    /* 14px */
    --text-base: 1rem;      /* 16px */
    --text-lg: 1.125rem;    /* 18px */
    --text-xl: 1.25rem;     /* 20px */
    --text-2xl: 1.5rem;     /* 24px */
    --text-3xl: 1.875rem;   /* 30px */
    --text-4xl: 2.25rem;    /* 36px */
    --text-5xl: 3rem;       /* 48px */
    --text-6xl: 3.75rem;    /* 60px */
    --text-7xl: 4.5rem;     /* 72px */
    
    /* Spacing Scale */
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */
    --space-24: 6rem;     /* 96px */
    --space-32: 8rem;     /* 128px */
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Selection */
::selection {
    background: var(--primary);
    color: var(--white);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-4);
    }
}

/* Section */
.section {
    padding: var(--space-32) 0;
    position: relative;
}

@media (max-width: 768px) {
    .section {
        padding: var(--space-20) 0;
    }
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-tag {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: var(--gradient-primary);
    color: var(--white);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

@media (max-width: 768px) {
    .section-title {
        font-size: var(--text-4xl);
    }
}

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

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

/* ============================================================================
   NAVIGATION
   ============================================================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    z-index: var(--z-fixed);
    transition: var(--transition-base);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* Brand */
.nav-brand {
    display: flex;
    align-items: center;
    font-size: var(--text-2xl);
    font-weight: 700;
    text-decoration: none;
    font-family: var(--font-display);
    transition: var(--transition-fast);
}

.brand-text {
    color: var(--gray-900);
}

.brand-dot {
    color: var(--primary);
    margin: 0 2px;
}

.brand-pl {
    color: var(--gray-600);
}

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

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    position: relative;
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--gray-700);
    text-decoration: none;
    transition: var(--transition-fast);
    padding: var(--space-2) 0;
}

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

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

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

.nav-link-download {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    font-weight: 600;
}

.nav-link-download::after {
    display: none;
}

.nav-link-download:hover {
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    z-index: var(--z-fixed);
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--gray-800);
    transition: var(--transition-fast);
    border-radius: var(--radius-full);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 968px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-24) var(--space-8);
        gap: var(--space-6);
        box-shadow: var(--shadow-2xl);
        transition: var(--transition-base);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--space-3) 0;
    }
    
    .nav-link-download {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================================================
   HERO SECTION
   ============================================================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
    background: var(--gradient-hero);
}

/* Hero Background Shapes */
.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.hero-shape {
    position: absolute;
    border-radius: var(--radius-2xl);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.hero-shape-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, rgba(42, 139, 184, 0.1), rgba(47, 212, 46, 0.1));
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.hero-shape-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, rgba(47, 212, 46, 0.1), rgba(42, 139, 184, 0.1));
    bottom: -50px;
    left: -50px;
    animation-delay: -7s;
}

.hero-shape-3 {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, rgba(42, 139, 184, 0.1), rgba(47, 212, 46, 0.1));
    top: 50%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-16);
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-12);
        text-align: center;
    }
}

/* Hero Content */
.hero-content {
    animation: slideInLeft 1s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--space-8);
    box-shadow: var(--shadow-sm);
}

.hero-badge i {
    color: var(--primary);
}

.hero-title {
    font-family: var(--font-display);
    font-size: var(--text-7xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
}

.title-line {
    display: block;
}

@media (max-width: 968px) {
    .hero-title {
        font-size: var(--text-5xl);
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: var(--text-4xl);
    }
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: var(--space-10);
    max-width: 600px;
}

@media (max-width: 968px) {
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
}

/* Hero CTA */
.hero-cta {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-16);
}

@media (max-width: 968px) {
    .hero-cta {
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .hero-cta {
        flex-direction: column;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

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

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

.btn-secondary {
    background: var(--white);
    color: var(--gray-800);
    border: 2px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-lg);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: var(--space-12);
}

@media (max-width: 968px) {
    .hero-stats {
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .hero-stats {
        flex-direction: column;
        gap: var(--space-6);
    }
}

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

.stat-value {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--gray-600);
    font-weight: 500;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
    animation: slideInRight 1s ease-out;
}

@media (max-width: 968px) {
    .hero-visual {
        height: 400px;
    }
}

.visual-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    font-weight: 600;
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: all 0.3s ease;
    cursor: pointer;
    --magnetic-x: 0px;
    --magnetic-y: 0px;
    will-change: transform;
}

.visual-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    opacity: 0;
    z-index: -1;
    filter: blur(10px);
    transition: opacity 0.3s ease;
}

.visual-card:hover {
    transform: translateZ(20px) scale(1.05);
    box-shadow: 0 20px 40px rgba(42, 139, 184, 0.3);
}

.visual-card:hover::before {
    opacity: 0.6;
    animation: glow 2s infinite;
}

.visual-card i {
    font-size: var(--text-2xl);
    color: var(--primary);
    transition: all 0.3s ease;
    transform-style: preserve-3d;
}

.visual-card:hover i {
    transform: rotateY(360deg) scale(1.2);
    color: var(--primary-dark);
}

.visual-card-1 {
    top: 10%;
    left: 10%;
}

.visual-card-2 {
    top: 40%;
    right: 10%;
}

.visual-card-3 {
    bottom: 30%;
    left: 5%;
}

.visual-card-4 {
    bottom: 10%;
    right: 20%;
}

/* Floating animation only when not being controlled by JS */
.visual-card:not(.magnetic-active) {
    animation: floatSimple 6s infinite ease-in-out;
}

.visual-card-1:not(.magnetic-active) {
    animation-delay: 0s;
}

.visual-card-2:not(.magnetic-active) {
    animation-delay: -2s;
}

.visual-card-3:not(.magnetic-active) {
    animation-delay: -4s;
}

.visual-card-4:not(.magnetic-active) {
    animation-delay: -6s;
}

/* Simple float (compatible with magnetic effect) */
@keyframes floatSimple {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}


/* Glow Animation */
@keyframes glow {
    0%, 100% {
        opacity: 0.4;
        filter: blur(8px);
    }
    50% {
        opacity: 0.8;
        filter: blur(15px);
    }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--white);
    color: var(--primary);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow);
    text-decoration: none;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ============================================================================
   ABOUT SECTION
   ============================================================================ */

.about {
    background: var(--white);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-12);
    box-shadow: var(--shadow-xl);
}

.about-text {
    margin-bottom: var(--space-10);
}

.about-text p {
    font-size: var(--text-lg);
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: var(--space-4);
}

.about-text p:last-child {
    margin-bottom: 0;
}

.certificates {
    padding-top: var(--space-10);
    border-top: 1px solid var(--gray-200);
}

.certificates-title {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-6);
}

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

.certificates-list {
    list-style: none;
    display: grid;
    gap: var(--space-4);
}

.certificates-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-base);
    color: var(--gray-700);
    padding: var(--space-3) var(--space-4);
    background: var(--gray-50);
    border-radius: var(--radius);
    transition: var(--transition-fast);
}

.certificates-list li:hover {
    background: var(--gray-100);
    transform: translateX(5px);
}

.certificates-list li i {
    color: var(--accent);
    font-size: var(--text-lg);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ============================================================================
   SERVICES SECTION
   ============================================================================ */

.services {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-8);
}

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    transition: var(--transition-base);
    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: var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
    position: relative;
    box-shadow: var(--shadow-lg);
}

.service-icon i {
    font-size: var(--text-4xl);
    color: var(--white);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

.service-desc {
    font-size: var(--text-base);
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--space-6);
}

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

.service-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    font-size: var(--text-sm);
    color: var(--gray-700);
}

.service-features li i {
    color: var(--accent);
    margin-top: 4px;
}

/* ============================================================================
   PORTFOLIO SECTION - BENTO GRID STYLE
   ============================================================================ */

.portfolio {
    background: var(--gray-50);
    color: var(--gray-900);
}

.portfolio .section-header {
    color: var(--gray-900);
}

.portfolio .section-title {
    color: var(--gray-900);
}

.portfolio .section-subtitle {
    color: var(--gray-600);
}

.portfolio .section-tag {
    background: var(--gradient-primary);
}

.container-fluid {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--space-8);
}

/* Bento Grid Layout */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(2, 400px);
    gap: var(--space-6);
    margin-bottom: var(--space-16);
}

@media (max-width: 1024px) {
    .bento-grid {
        grid-template-rows: repeat(3, 350px);
    }
}

@media (max-width: 768px) {
    .bento-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: var(--space-4);
    }
}

/* Bento Cards */
.bento-card {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    perspective: 1000px;
    border: 1px solid var(--gray-300);
    box-shadow: var(--shadow-xl);
}

/* Grid positioning */
.bento-large {
    grid-column: span 7;
    grid-row: span 2;
}

.bento-medium:nth-child(2) {
    grid-column: span 5;
    grid-row: span 1;
}

.bento-medium:nth-child(3) {
    grid-column: span 5;
    grid-row: span 1;
}

@media (max-width: 1024px) {
    .bento-large {
        grid-column: span 12;
        grid-row: span 1;
    }
    
    .bento-medium {
        grid-column: span 6 !important;
        grid-row: span 1 !important;
    }
}

@media (max-width: 768px) {
    .bento-large,
    .bento-medium {
        grid-column: span 1 !important;
        grid-row: span 1 !important;
        min-height: 400px;
    }
}

/* Bento Background */
.bento-background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.bento-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(0.4);
}

.bento-card:hover .bento-background img {
    transform: scale(1.1);
    filter: brightness(0.3);
}

.bento-background::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        rgba(255, 255, 255, 0.95) 100%);
    z-index: 1;
}

/* Bento Content */
.bento-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-10);
    color: var(--gray-900);
}

.bento-large .bento-content {
    padding: var(--space-12);
}

/* Bento Icon */
.bento-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(42, 139, 184, 0.3);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-4);
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(42, 139, 184, 0.3);
}

.bento-icon i {
    font-size: var(--text-3xl);
    color: var(--white);
}

.bento-card:hover .bento-icon {
    transform: scale(1.15) rotate(10deg);
    box-shadow: 0 12px 36px rgba(42, 139, 184, 0.6);
}

/* Bento Label */
.bento-label {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: var(--gradient-primary);
    border: 1px solid rgba(42, 139, 184, 0.5);
    color: var(--white);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
    box-shadow: 0 4px 12px rgba(42, 139, 184, 0.3);
}

/* Bento Title */
.bento-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
    transition: var(--transition-base);
}

.bento-large .bento-title {
    font-size: var(--text-4xl);
}

.bento-card:hover .bento-title {
    transform: translateX(10px);
}

/* Bento Description */
.bento-description {
    font-size: var(--text-base);
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: var(--space-6);
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.bento-card:hover .bento-description {
    max-height: 200px;
    opacity: 1;
}

.bento-large .bento-description {
    max-height: 200px;
    opacity: 1;
}

/* Bento Features */
.bento-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) 0.1s;
    max-width: 100%;
}

.bento-card:hover .bento-features {
    opacity: 1;
    transform: translateY(0);
}

.bento-large .bento-features {
    opacity: 1;
    transform: translateY(0);
}

/* Smaller tags for cards with many features */
.bento-medium .bento-features {
    gap: var(--space-1);
}

.bento-medium .feature-tag {
    font-size: 0.7rem;
    padding: var(--space-1) var(--space-3);
}

.feature-tag {
    padding: var(--space-2) var(--space-4);
    background: var(--white);
    backdrop-filter: blur(10px);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--gray-700);
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.feature-tag:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Bento Card Hover Effects */
.bento-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(42, 139, 184, 0.3), 
                0 15px 30px rgba(0, 0, 0, 0.2);
    border-color: var(--primary);
}

/* Portfolio Banner */
.portfolio-banner {
    margin-top: var(--space-16);
    padding: var(--space-12);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: 1px solid var(--primary);
    border-radius: var(--radius-2xl);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.portfolio-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(42, 139, 184, 0.1) 0%, transparent 70%);
    animation: rotateSlow 20s linear infinite;
}

@keyframes rotateSlow {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.banner-content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: var(--space-8);
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .banner-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-6);
    }
}

.banner-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: var(--radius-xl);
    flex-shrink: 0;
    box-shadow: 0 10px 30px rgba(42, 139, 184, 0.4);
}

.banner-icon i {
    font-size: var(--text-4xl);
    color: var(--white);
}

.banner-text {
    flex: 1;
}

.banner-text h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--space-2);
}

.banner-text p {
    font-size: var(--text-base);
    color: rgba(255, 255, 255, 0.9);
}

.btn-white {
    background: var(--white);
    color: var(--gray-900);
    padding: var(--space-4) var(--space-8);
    font-weight: 700;
}

.btn-white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

/* ============================================================================
   CONTACT SECTION
   ============================================================================ */

.contact {
    background: var(--gray-50);
}

.contact-content {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-12);
}

.contact-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-12);
    text-align: center;
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-xl);
    transition: var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.contact-icon {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    margin: 0 auto var(--space-6);
    box-shadow: var(--shadow-lg);
}

.contact-icon i {
    font-size: var(--text-5xl);
    color: var(--white);
}

.contact-card h3 {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

.contact-card p {
    font-size: var(--text-base);
    color: var(--gray-600);
    margin-bottom: var(--space-6);
}

.contact-link {
    display: inline-block;
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
    padding: var(--space-4) var(--space-8);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
}

.contact-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: scale(1.05);
}

.contact-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--gray-600);
    text-align: center;
}

.contact-note i {
    color: var(--info);
}

/* ============================================================================
   FOOTER
   ============================================================================ */

.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--space-20) 0 var(--space-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-16);
    margin-bottom: var(--space-16);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
}

.footer-brand .brand {
    display: flex;
    align-items: center;
    font-size: var(--text-3xl);
    font-weight: 700;
    font-family: var(--font-display);
    margin-bottom: var(--space-4);
}

.footer-brand .brand-text {
    color: var(--white);
}

.footer-brand .brand-dot {
    color: var(--primary);
    margin: 0 2px;
}

.footer-brand .brand-pl {
    color: var(--gray-400);
}

.footer-tagline {
    font-size: var(--text-lg);
    color: var(--gray-400);
    font-style: italic;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
}

@media (max-width: 640px) {
    .footer-links {
        grid-template-columns: 1fr;
    }
}

.footer-section h4 {
    color: var(--white);
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-4);
}

.footer-section a {
    display: block;
    color: var(--gray-400);
    text-decoration: none;
    font-size: var(--text-base);
    transition: var(--transition-fast);
    padding: var(--space-2) 0;
}

.footer-section a:hover {
    color: var(--primary);
    padding-left: var(--space-2);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-800);
    font-size: var(--text-sm);
    color: var(--gray-500);
}

@media (max-width: 640px) {
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

.footer-made i {
    color: var(--error);
    animation: heartbeat 1.5s infinite;
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}

/* ============================================================================
   BACK TO TOP
   ============================================================================ */

.back-to-top {
    position: fixed;
    bottom: var(--space-8);
    right: var(--space-8);
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

/* ============================================================================
   DARK MODE TOGGLE
   ============================================================================ */

.theme-toggle {
    position: fixed;
    bottom: var(--space-8);
    right: calc(var(--space-8) + 70px);
    width: 50px;
    height: 50px;
    background: var(--white);
    border: 2px solid var(--gray-300);
    color: var(--gray-800);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-base);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    transform: translateY(-5px) rotate(20deg);
    box-shadow: var(--shadow-xl);
}

/* ============================================================================
   ANIMATIONS
   ============================================================================ */

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* ============================================================================
   DARK MODE STYLES
   ============================================================================ */

[data-theme="dark"] {
    /* Dark Theme Colors */
    --white: #0f172a;
    --black: #ffffff;
    --gray-50: #1e293b;
    --gray-100: #334155;
    --gray-200: #475569;
    --gray-300: #64748b;
    --gray-400: #94a3b8;
    --gray-500: #cbd5e1;
    --gray-600: #e2e8f0;
    --gray-700: #f1f5f9;
    --gray-800: #f8fafc;
    --gray-900: #ffffff;
    
    --gradient-hero: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

[data-theme="dark"] body {
    background: var(--white);
    color: var(--gray-700);
}

[data-theme="dark"] .nav {
    background: rgba(15, 23, 42, 0.8);
    border-bottom-color: var(--gray-200);
}

[data-theme="dark"] .nav-toggle span {
    background: var(--gray-800);
}

[data-theme="dark"] .hero-badge,
[data-theme="dark"] .about-card,
[data-theme="dark"] .service-card,
[data-theme="dark"] .portfolio-item,
[data-theme="dark"] .contact-card {
    background: var(--gray-50);
    border-color: var(--gray-200);
}

[data-theme="dark"] .visual-card {
    background: rgba(30, 41, 59, 0.9);
    border-color: var(--gray-200);
}

[data-theme="dark"] .btn-secondary {
    background: var(--gray-50);
    border-color: var(--gray-200);
    color: var(--gray-800);
}

[data-theme="dark"] .btn-secondary:hover {
    background: var(--gray-100);
}

[data-theme="dark"] .certificates-list li {
    background: var(--gray-100);
}

[data-theme="dark"] .service-desc,
[data-theme="dark"] .portfolio-content p,
[data-theme="dark"] .about-text p,
[data-theme="dark"] .hero-subtitle,
[data-theme="dark"] .section-subtitle {
    color: var(--gray-600);
}

[data-theme="dark"] .contact-link {
    background: var(--gray-100);
}

[data-theme="dark"] .theme-toggle {
    background: var(--gray-100);
    border-color: var(--gray-200);
    color: var(--primary);
}

[data-theme="dark"] .nav-menu {
    background: var(--gray-50);
}

/* Dark mode for Portfolio section */
[data-theme="dark"] .portfolio {
    background: linear-gradient(180deg, #0a0a0a 0%, #0f172a 100%);
}

[data-theme="dark"] .portfolio .section-header {
    color: #ffffff;
}

[data-theme="dark"] .portfolio .section-title {
    color: #ffffff;
}

[data-theme="dark"] .portfolio .section-subtitle {
    color: #d1d5db;
}

[data-theme="dark"] .bento-card {
    border-color: var(--gray-700);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .bento-card:hover {
    border-color: var(--primary);
    box-shadow: 0 30px 60px rgba(42, 139, 184, 0.4), 
                0 15px 30px rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .bento-content {
    color: #ffffff;
}

[data-theme="dark"] .bento-title {
    color: #ffffff;
}

[data-theme="dark"] .bento-description {
    color: rgba(255, 255, 255, 0.85);
}

[data-theme="dark"] .bento-label {
    color: #ffffff;
}

[data-theme="dark"] .bento-background::after {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.3) 0%, rgba(15, 23, 42, 0.95) 100%);
}

[data-theme="dark"] .bento-icon {
    background: var(--gradient-primary);
    border-color: rgba(42, 139, 184, 0.5);
    box-shadow: 0 8px 24px rgba(42, 139, 184, 0.5);
}

[data-theme="dark"] .bento-label {
    background: var(--gradient-primary);
    border-color: rgba(42, 139, 184, 0.5);
    box-shadow: 0 4px 12px rgba(42, 139, 184, 0.4);
}

[data-theme="dark"] .feature-tag {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.9);
}

[data-theme="dark"] .feature-tag:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

[data-theme="dark"] .portfolio-banner {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-color: var(--gray-700);
}

[data-theme="dark"] .portfolio-banner::before {
    background: radial-gradient(circle, rgba(42, 139, 184, 0.2) 0%, transparent 70%);
}

[data-theme="dark"] .banner-icon {
    background: var(--gradient-accent);
    box-shadow: 0 10px 30px rgba(42, 139, 184, 0.5);
}

[data-theme="dark"] .banner-text h3 {
    color: #ffffff;
}

[data-theme="dark"] .banner-text p {
    color: #d1d5db;
}

[data-theme="dark"] .btn-white {
    background: var(--white);
    color: var(--gray-900);
}

[data-theme="dark"] .btn-white:hover {
    background: var(--gray-100);
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */

@media (max-width: 640px) {
    .hero-badge {
        font-size: var(--text-xs);
        padding: var(--space-2) var(--space-4);
    }
    
    .visual-card {
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
    }
    
    .visual-card i {
        font-size: var(--text-xl);
    }
}