/**
 * LECZ.MEDIA - Modern One-Page Website Stylesheet
 * Design: Clean, High-End, Professional
 */

/* ====================================
   CSS VARIABLES & RESET
   ==================================== */

:root {
    /* Colors - Dark Premium Theme */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-dark: #0a0a0f;
    --color-dark-alt: #12121a;
    --color-dark-card: #1a1a24;
    --color-gray: #64748b;
    --color-gray-light: #94a3b8;
    --color-gray-dark: #475569;
    --color-white: #ffffff;
    --color-bg-light: #0f0f16;
    --color-bg-dark: #0a0a0f;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-logo: 'Fugaz One', cursive;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Borders */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* Shadows - Enhanced for dark theme */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
}

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

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-gray-light);
    background-color: var(--color-bg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

.global-background {
    position: fixed;
    top: -100px;
    left: -100px;
    right: -100px;
    bottom: -100px;
    z-index: 0;
    pointer-events: none;
    overflow: visible;
}

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

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

ul {
    list-style: none;
}

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

/* ====================================
   TYPOGRAPHY
   ==================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-white);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

/* ====================================
   UTILITY CLASSES
   ==================================== */

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

.main {
    position: relative;
    z-index: 1;
}

.section {
    padding: var(--spacing-xxl) 0;
    position: relative;
}

.section--dark {
    background-color: var(--color-dark-alt);
    color: var(--color-white);
}

.section--dark h2,
.section--dark h3 {
    color: var(--color-white);
}

.section--light {
    background-color: var(--color-bg-light);
}

.section__header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

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

.section__description {
    font-size: 1.125rem;
    color: var(--color-gray-light);
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section--dark .section__description {
    color: var(--color-gray-light);
}

/* ====================================
   BUTTONS
   ==================================== */

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    text-align: center;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-md), 0 0 20px rgba(99, 102, 241, 0.3);
    position: relative;
    overflow: hidden;
}

.btn--primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn--primary:hover::before {
    left: 100%;
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), 0 0 30px rgba(99, 102, 241, 0.5);
}

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

.btn--secondary:hover {
    background-color: var(--color-white);
    color: var(--color-dark);
    transform: translateY(-2px);
}

.btn--large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
    background-color: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    transition: var(--transition-base);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo {
    font-family: var(--font-logo);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-white);
    letter-spacing: 0.02em;
}

.nav__list {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav__link {
    color: var(--color-white);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    letter-spacing: 0.02em;
}

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

.nav__link:hover::after {
    width: 100%;
}

/* Mobile Navigation Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
    cursor: pointer;
    z-index: 1001;
}

.nav__toggle-line {
    width: 28px;
    height: 2px;
    background-color: var(--color-white);
    transition: var(--transition-base);
}

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

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

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

/* ====================================
   HERO SECTION - APPLE STYLE
   ==================================== */

.hero-apple {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    padding: 8rem 0 6rem;
}

.hero-apple__container {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-apple__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-apple__title {
    font-size: clamp(2rem, 7vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: #ffffff;
    letter-spacing: -0.03em;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.gradient-text {
    background: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-apple__subtitle {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
    max-width: 550px;
    margin: 0 auto 2rem;
    font-weight: 400;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.desktop-only {
    display: none;
}

@media (min-width: 768px) {
    .desktop-only { display: inline; }
}

.hero-apple__cta {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.btn-apple {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 50px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-apple--primary {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: #ffffff;
    border: none;
}

.btn-apple--primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-apple--primary:hover::before {
    opacity: 1;
}

.btn-apple--primary span,
.btn-apple--primary svg {
    position: relative;
    z-index: 1;
}

.btn-apple--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.btn-apple--secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-apple--secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Liquid Glass Visual */
.hero-apple__visual {
    position: relative;
    height: 350px;
    margin: 0 auto;
    max-width: 800px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.liquid-glass {
    position: absolute;
    inset: -50px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
}

.liquid-glass__blob {
    position: absolute;
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: morphBlob 20s ease-in-out infinite;
    mix-blend-mode: screen;
}

.liquid-glass__blob--1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(168, 85, 247, 0.3));
    animation-delay: 0s;
    left: -10%;
    top: -10%;
}

.liquid-glass__blob--2 {
    width: 450px;
    height: 450px;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.3), rgba(236, 72, 153, 0.3));
    animation-delay: -7s;
    right: -15%;
    top: 20%;
}

.liquid-glass__blob--3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.25), rgba(99, 102, 241, 0.25));
    animation-delay: -14s;
    left: 25%;
    bottom: -10%;
}

@keyframes morphBlob {
    0%, 100% {
        border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    25% {
        border-radius: 70% 30% 50% 50% / 30% 30% 70% 70%;
        transform: translate(30px, -30px) scale(1.05) rotate(45deg);
    }
    50% {
        border-radius: 50% 50% 30% 70% / 50% 70% 30% 60%;
        transform: translate(-20px, 20px) scale(0.95) rotate(90deg);
    }
    75% {
        border-radius: 30% 70% 70% 30% / 70% 40% 60% 50%;
        transform: translate(20px, 30px) scale(1.02) rotate(135deg);
    }
}

.hero-apple__scroll {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.scroll-mouse {
    width: 28px;
    height: 45px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    position: relative;
    transition: border-color 0.3s ease;
}

.scroll-mouse:hover {
    border-color: var(--color-primary);
}

.scroll-mouse__wheel {
    width: 3px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
}

/* ====================================
   SERVICES GLASS SECTION - LIQUID GLASS
   ==================================== */

.services-glass {
    position: relative;
    padding: 8rem 0;
    background: #000000;
}

.section__label {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 50px;
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.services-glass-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 4rem;
}

@media (min-width: 768px) {
    .services-glass-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
}

@media (min-width: 1200px) {
    .services-glass-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Service Glass Card */
.service-glass-card {
    position: relative;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 32px;
    padding: 3rem 2.5rem;
    backdrop-filter: blur(20px) saturate(180%);
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.service-glass-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2), rgba(236, 72, 153, 0.2));
    border-radius: 32px;
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: -1;
}

.service-glass-card:hover::before {
    opacity: 1;
}

.service-glass-card:hover {
    transform: translateY(-12px) scale(1.02);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 
        0 30px 80px rgba(0, 0, 0, 0.5),
        0 0 60px rgba(99, 102, 241, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.service-glass-card__number {
    position: absolute;
    top: 2rem;
    right: 2rem;
    font-size: 5rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.03);
    line-height: 1;
    transition: all 0.5s ease;
    pointer-events: none;
}

.service-glass-card:hover .service-glass-card__number {
    color: rgba(99, 102, 241, 0.1);
    transform: scale(1.2);
}

.service-glass-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 18px;
    margin-bottom: 2rem;
    transition: all 0.4s ease;
}

.service-glass-card__icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
    transition: all 0.4s ease;
}

.service-glass-card:hover .service-glass-card__icon {
    transform: scale(1.15) rotate(-5deg);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(168, 85, 247, 0.25));
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.service-glass-card:hover .service-glass-card__icon svg {
    color: #a855f7;
    transform: scale(1.1);
}

.service-glass-card__title {
    font-size: 1.75rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.service-glass-card__text {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.service-glass-card__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.service-glass-card__list li {
    position: relative;
    padding-left: 1.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.service-glass-card__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.service-glass-card:hover .service-glass-card__list li {
    color: rgba(255, 255, 255, 0.9);
}

.service-glass-card:hover .service-glass-card__list li::before {
    width: 8px;
    background: linear-gradient(135deg, var(--color-primary), #a855f7);
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.6);
}

.service-glass-card__hover-effect {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(99, 102, 241, 0.15) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    border-radius: 32px;
}

.service-glass-card:hover .service-glass-card__hover-effect {
    opacity: 1;
}

/* ====================================
   CLIENT LOGOS SLIDER
   ==================================== */

.clients-slider {
    padding: 4rem 0;
    background: #000000;
    overflow: hidden;
}

.clients-slider__title {
    text-align: center;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 2rem;
}

.logo-slider {
    position: relative;
    overflow: hidden;
    padding: 2rem 0;
}

.logo-slider__track {
    display: flex;
    gap: 4rem;
    animation: slide 30s linear infinite;
    will-change: transform;
}

@keyframes slide {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.logo-slider__item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 200px;
    height: 80px;
    opacity: 0.4;
    transition: opacity 0.3s ease;
}

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

.logo-text {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.3) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ====================================
   ABOUT SECTION - VALUES
   ==================================== */

.about {
    background-color: var(--color-bg-dark);
}

.values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.value-card {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.value-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.value-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.value-card__icon svg {
    width: 40px;
    height: 40px;
}

.value-card__title {
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.value-card__text {
    color: var(--color-gray-light);
    line-height: 1.7;
}

.value-card__title {
    color: var(--color-white);
}

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

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

.service-card {
    padding: var(--spacing-lg);
    background-color: var(--color-dark-alt);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary), transparent);
    opacity: 0;
    transition: var(--transition-base);
}

.service-card:hover::before {
    opacity: 0.1;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
}

.service-card__number {
    font-size: 3rem;
    font-weight: 900;
    font-family: var(--font-heading);
    color: var(--color-primary);
    opacity: 0.3;
    margin-bottom: var(--spacing-sm);
    line-height: 1;
}

.service-card__title {
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
    font-size: 1.5rem;
}

.service-card__text {
    color: var(--color-gray-light);
    line-height: 1.7;
}

/* ====================================
   PORTFOLIO SECTION
   ==================================== */

.portfolio {
    background-color: var(--color-bg-light);
}

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

.portfolio-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
}

.portfolio-card:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.portfolio-card__image {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
}

.portfolio-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio-card:hover .portfolio-card__image img {
    transform: scale(1.1);
}

.portfolio-card__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-lg);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    color: var(--color-white);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-base);
}

.portfolio-card:hover .portfolio-card__overlay {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-card__category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.portfolio-card__title {
    margin-bottom: var(--spacing-xs);
    font-size: 1.5rem;
}

.portfolio-card__description {
    font-size: 0.95rem;
    color: var(--color-gray-light);
    margin-bottom: 0.75rem;
}

.portfolio-card__link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.portfolio-card__url {
    display: inline-flex;
    align-items: center;
    font-size: 0.9rem;
    color: var(--color-primary);
    font-weight: 600;
    transition: var(--transition-base);
}

.portfolio-card:hover .portfolio-card__url {
    color: var(--color-primary-light);
}

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

.contact-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.contact {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-alt) 100%);
}

.contact-form {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-xl);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

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

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-white);
    font-size: 0.95rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-dark);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

.form-error {
    display: block;
    margin-top: var(--spacing-xs);
    color: #ef4444;
    font-size: 0.875rem;
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    text-align: center;
    font-weight: 600;
}

.form-message--success {
    background-color: rgba(34, 197, 94, 0.2);
    border: 2px solid #22c55e;
    color: #22c55e;
}

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

.footer {
    background-color: var(--color-bg-dark);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.footer__logo {
    font-family: var(--font-logo);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: var(--spacing-xs);
}

.footer__tagline {
    color: var(--color-gray-light);
    font-size: 0.95rem;
}

.footer__links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.footer__link {
    color: var(--color-gray-light);
    font-size: 0.95rem;
    transition: var(--transition-base);
}

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

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

.footer__social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition-base);
}

.footer__social-link svg {
    width: 20px;
    height: 20px;
}

.footer__social-link:hover {
    background-color: var(--color-primary);
    transform: translateY(-3px);
}

.footer__bottom {
    text-align: center;
}

.footer__copyright {
    color: var(--color-gray);
    font-size: 0.875rem;
}

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

.scroll-animate {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation delays */
.scroll-animate:nth-child(1) { transition-delay: 0.1s; }
.scroll-animate:nth-child(2) { transition-delay: 0.2s; }
.scroll-animate:nth-child(3) { transition-delay: 0.3s; }
.scroll-animate:nth-child(4) { transition-delay: 0.4s; }

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

/* Tablet */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
        --spacing-xxl: 5rem;
    }
    
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--color-dark);
        padding: var(--spacing-xl) var(--spacing-md);
        transition: right var(--transition-base);
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.3);
    }
    
    .nav__menu.active {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .nav__link {
        font-size: 1.25rem;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .hero__buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .values,
    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .footer__content {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .footer__links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* Mobile */
@media (max-width: 480px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
        --spacing-xxl: 4rem;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero {
        padding-top: 60px;
    }
    
    .nav__container {
        padding: 1rem var(--spacing-sm);
    }
    
    .nav__logo {
        font-size: 1.25rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .value-card,
    .service-card,
    .contact-form {
        padding: var(--spacing-md);
    }
    
    .portfolio-card__image {
        height: 300px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Large Desktop */
@media (min-width: 1400px) {
    .container {
        max-width: 1400px;
    }
}

/* ====================================
   PREMIUM ENHANCEMENTS
   ==================================== */

/* Smooth Scroll Behavior */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

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

::-moz-selection {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--color-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--color-dark-alt);
    border-radius: 6px;
    border: 2px solid var(--color-dark);
}

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

/* Focus Visible for Accessibility */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

/* Loading State Skeleton */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* Premium Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


/* ====================================
   IMPRESSUM & DATENSCHUTZ PAGE STYLES
   ==================================== */

        .legal-page {
            min-height: 100vh;
            padding-top: 120px;
            padding-bottom: var(--spacing-xxl);
            background-color: var(--color-white);
        }
        
        .legal-container {
            max-width: 800px;
            margin: 0 auto;
            padding: var(--spacing-xl) var(--spacing-md);
        }
        
        .legal-title {
            font-size: clamp(2rem, 4vw, 3rem);
            margin-bottom: var(--spacing-lg);
            color: var(--color-dark);
            border-bottom: 3px solid var(--color-primary);
            padding-bottom: var(--spacing-md);
        }
        
        .legal-section {
            margin-bottom: var(--spacing-lg);
        }
        
        .legal-section h2 {
            font-size: 1.5rem;
            margin-bottom: var(--spacing-md);
            color: var(--color-dark);
        }
        
        .legal-section p,
        .legal-section address {
            line-height: 1.8;
            color: var(--color-gray);
            margin-bottom: var(--spacing-sm);
        }
        
        .legal-section address {
            font-style: normal;
        }
        
        .legal-section strong {
            color: var(--color-dark);
            font-weight: 600;
        }
        
        .legal-section a {
            color: var(--color-primary);
            text-decoration: underline;
        }
        
        .legal-section a:hover {
            color: var(--color-primary-dark);
        }
        
        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: var(--spacing-md);
            color: var(--color-primary);
            font-weight: 600;
            transition: var(--transition-base);
        }
        
        .back-link:hover {
            color: var(--color-primary-dark);
            transform: translateX(-5px);
        }
        
        .back-link svg {
            width: 20px;
            height: 20px;
        }