/* ===================================
   RESET & BASE STYLES
   =================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #00D9FF;
    --color-primary-dark: #00B8D4;
    --color-primary-light: #4DFFFF;
    --color-secondary: #FF3D71;
    --color-accent: #FFD600;
    --color-text: #FFFFFF;
    --color-text-light: #B0BEC5;
    --color-text-muted: #78909C;
    --color-bg: #0A0E27;
    --color-bg-light: #151B3D;
    --color-bg-card: #1A2238;
    --color-bg-elevated: #242B4A;
    --color-border: #2D3561;
    --color-success: #00E676;
    --color-error: #FF3D71;
    --color-warning: #FFD600;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --transition-base: 0.3s ease;
    --transition-fast: 0.15s ease;
    
    --shadow-sm: 0 2px 8px 0 rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.6), 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.7), 0 10px 20px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(0, 217, 255, 0.3), 0 0 40px rgba(0, 217, 255, 0.1);
    --shadow-glow-secondary: 0 0 20px rgba(255, 61, 113, 0.3), 0 0 40px rgba(255, 61, 113, 0.1);
    
    --container-width: 1200px;
    --section-padding: 80px 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

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

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

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

ul {
    list-style: none;
}

/* ===================================
   UTILITIES
   =================================== */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
    background-size: 200% 200%;
}

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

.required {
    color: var(--color-error);
}

/* Animation on scroll */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Section styles */
.section__title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
    color: var(--color-text);
}

.section__subtitle {
    font-size: clamp(16px, 2vw, 20px);
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition-base);
    text-align: center;
    white-space: nowrap;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg);
    font-weight: 700;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
}

.btn--primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn--primary:hover {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-glow), var(--shadow-xl);
}

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

.btn--secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--color-primary);
    transition: width 0.3s ease;
    z-index: -1;
}

.btn--secondary:hover::before {
    width: 100%;
}

.btn--secondary:hover {
    color: var(--color-bg);
    border-color: var(--color-primary-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn--large {
    padding: 16px 32px;
    font-size: 18px;
}

.btn--small {
    padding: 8px 16px;
    font-size: 14px;
}

.btn--full {
    width: 100%;
}

.btn__text {
    display: inline-block;
}

.btn__loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.btn.loading .btn__text {
    display: none;
}

.btn.loading .btn__loader {
    display: inline-block;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===================================
   HEADER
   =================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(0, 217, 255, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    transition: var(--transition-base);
}

.header.scrolled {
    background: rgba(10, 14, 39, 0.95);
    border-bottom: 1px solid rgba(0, 217, 255, 0.3);
    box-shadow: var(--shadow-md), 0 0 30px rgba(0, 217, 255, 0.1);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
}

.logo__text {
    display: none;
}

.nav__list {
    display: none;
    gap: 32px;
}

.nav__link {
    font-weight: 500;
    color: var(--color-text);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-base);
}

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

.btn--header {
    display: none;
}

/* Burger menu */
.burger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 24px;
    z-index: 1001;
}

.burger__line {
    width: 100%;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: var(--transition-base);
}

.burger.active .burger__line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.burger.active .burger__line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile menu */
@media (max-width: 767px) {
    .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--color-bg);
        padding: 80px 20px 40px;
        transform: translateX(100%);
        transition: var(--transition-base);
    }

    .nav.active {
        transform: translateX(0);
    }

    .nav__list {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .nav__link {
        font-size: 24px;
        font-weight: 600;
    }
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top, rgba(0, 217, 255, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at bottom, rgba(255, 61, 113, 0.15) 0%, transparent 50%);
    z-index: -1;
    overflow: hidden;
}

.hero__background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.4) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
    filter: blur(60px);
}

.hero__background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 214, 0, 0.3) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite reverse;
    filter: blur(60px);
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(50px, 50px) scale(1.1); }
}

.hero__content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero__title {
    font-size: clamp(36px, 8vw, 64px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero__subtitle {
    font-size: clamp(18px, 3vw, 24px);
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero__buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero__stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 40px;
    max-width: 600px;
    margin: 0 auto;
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.hero__stat-label {
    font-size: 14px;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.services {
    padding: var(--section-padding);
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-light) 50%, var(--color-bg) 100%);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-secondary));
    opacity: 0;
    transition: opacity 0.3s;
}

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

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--color-primary);
}

.service-card__icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    margin-bottom: 24px;
}

.service-card__title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color-text);
}

.service-card__description {
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-card__features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-card__features li {
    position: relative;
    padding-left: 24px;
    color: var(--color-text-light);
    font-size: 14px;
}

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

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

.portfolio {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    position: relative;
}

.portfolio::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-secondary), transparent);
}

.portfolio__filters {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.filter-btn {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 24px;
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    color: var(--color-text-light);
    transition: var(--transition-base);
}

.filter-btn:hover {
    background-color: var(--color-bg-card);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-card {
    border-radius: 16px;
    overflow: hidden;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.portfolio-card.hidden {
    display: none;
}

.portfolio-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--color-primary);
}

.portfolio-card__image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/2;
}

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

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

.portfolio-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.9) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    transition: var(--transition-base);
}

.portfolio-card:hover .portfolio-card__overlay {
    opacity: 1;
}

.portfolio-card__overlay .portfolio-card__title {
    color: #FFFFFF;
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
    text-align: center;
}

.portfolio-card__overlay .portfolio-card__description {
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    margin-bottom: 20px;
    font-size: 14px;
}

.portfolio-card__content {
    padding: 20px;
}

.portfolio-card__name {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-text);
}

.portfolio-card__tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    padding: 4px 12px;
    font-size: 12px;
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    color: var(--color-text-light);
    border-radius: 12px;
    transition: var(--transition-base);
}

.portfolio-card:hover .tag {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

.about {
    padding: var(--section-padding);
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-light) 50%, var(--color-bg) 100%);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

.about__content {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.about__stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.stat-card {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform 0.3s;
}

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

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--color-primary);
}

.stat-card__number {
    font-size: clamp(40px, 6vw, 56px);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    text-shadow: 0 0 30px rgba(0, 217, 255, 0.5);
}

.stat-card__label {
    color: var(--color-text-light);
    font-size: 16px;
}

.about__mission {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    padding: 48px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    position: relative;
}

.about__mission::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
    border-radius: 16px 0 0 16px;
}

.about__mission-title {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--color-text);
}

.about__mission-text {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-text-light);
}

.about__team-title {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 32px;
    text-align: center;
    color: var(--color-text);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.team-member {
    text-align: center;
}

.team-member__avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 16px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--color-primary);
    box-shadow: var(--shadow-md), var(--shadow-glow);
    transition: var(--transition-base);
}

.team-member:hover .team-member__avatar {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.team-member__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-member__name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--color-text);
}

.team-member__role {
    font-size: 14px;
    color: var(--color-text-light);
}

/* ===================================
   REVIEWS SECTION
   =================================== */

.reviews {
    padding: var(--section-padding);
    background-color: var(--color-bg);
    position: relative;
}

.reviews::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.reviews__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 80px;
    color: var(--color-primary);
    opacity: 0.1;
    font-family: Georgia, serif;
}

.review-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--color-primary);
}

.review-card__stars {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.star {
    color: var(--color-accent);
    font-size: 20px;
    filter: drop-shadow(0 0 8px rgba(255, 214, 0, 0.5));
}

.review-card__text {
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-light);
    margin-bottom: 24px;
    font-style: italic;
}

.review-card__author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.review-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
}

.review-card__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.review-card__name {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 4px;
}

.review-card__company {
    font-size: 14px;
    color: var(--color-text-light);
}

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

.contact {
    padding: var(--section-padding);
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-light) 100%);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-secondary), transparent);
}

.contact__social {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
    max-width: 800px;
    margin: 0 auto;
}

.social-contact-link {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px 40px;
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    text-decoration: none;
    flex: 1;
    min-width: 280px;
}

.social-contact-link:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--color-primary);
}

.social-contact-link__icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-bg);
    flex-shrink: 0;
    box-shadow: var(--shadow-glow);
}

.social-contact-link__content {
    flex: 1;
}

.social-contact-link__title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
}

.social-contact-link__description {
    font-size: 16px;
    color: var(--color-text-light);
}

.contact__wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    position: relative;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-secondary));
    border-radius: 16px 16px 0 0;
}

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

.form-group--full {
    grid-column: 1 / -1;
}

.form-label {
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
    padding: 12px 16px;
    font-size: 16px;
    font-family: inherit;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    transition: var(--transition-base);
    background-color: var(--color-bg-light);
    color: var(--color-text);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: var(--color-bg-elevated);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.2), var(--shadow-glow);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--color-error);
}

.form-error {
    color: var(--color-error);
    font-size: 14px;
    margin-top: 4px;
    display: none;
}

.form-error.visible {
    display: block;
}

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

.form-privacy {
    font-size: 14px;
    color: var(--color-text-light);
    text-align: center;
}

.form-privacy__link {
    color: var(--color-primary);
    text-decoration: underline;
}

.form-privacy__link:hover {
    color: var(--color-primary-dark);
}

.contact-info {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-elevated) 100%);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

.contact-info__title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 32px;
    color: var(--color-text);
}

.contact-info__item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-info__icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-bg);
    flex-shrink: 0;
    box-shadow: var(--shadow-glow);
}

.contact-info__label {
    font-size: 14px;
    color: var(--color-text-light);
    margin-bottom: 4px;
}

.contact-info__value {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text);
}

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

.contact-info__messengers {
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
}

.contact-info__messengers-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color-text);
}

.messengers {
    display: flex;
    gap: 12px;
}

.messenger-link {
    width: 48px;
    height: 48px;
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: var(--transition-base);
}

.messenger-link:hover {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg);
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

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

.footer {
    background: linear-gradient(180deg, var(--color-bg-light) 0%, #000000 100%);
    color: var(--color-text-light);
    padding: 60px 0 24px;
    border-top: 1px solid var(--color-border);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), var(--color-accent), var(--color-secondary), transparent);
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer__column {
    display: flex;
    flex-direction: column;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 16px;
}

.footer__description {
    font-size: 14px;
    line-height: 1.6;
}

.footer__title {
    font-size: 16px;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 16px;
}

.footer__nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__link {
    font-size: 14px;
    transition: var(--transition-base);
}

.footer__link:hover {
    color: #FFFFFF;
    padding-left: 4px;
}

.footer__contacts {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.footer__social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    transition: var(--transition-base);
}

.social-link:hover {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg);
    border-color: var(--color-primary);
    transform: translateY(-4px) rotate(5deg);
    box-shadow: var(--shadow-glow);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 16px;
}

.footer__copyright {
    font-size: 14px;
}

.footer__privacy {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.footer__privacy:hover {
    color: #FFFFFF;
}

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

/* Tablet (768px+) */
@media (min-width: 768px) {
    .logo__text {
        display: inline;
    }

    .nav__list {
        display: flex;
    }

    .burger {
        display: none;
    }

    .nav {
        display: block;
        position: static;
        padding: 0;
        transform: none;
        background: none;
    }

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

    .contact__wrapper {
        grid-template-columns: 1.5fr 1fr;
    }

    .about__mission {
        padding: 60px;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .btn--header {
        display: inline-flex;
    }

    :root {
        --section-padding: 120px 0;
    }

    .hero {
        padding: 140px 0 100px;
    }
}

/* Large Desktop (1440px+) */
@media (min-width: 1440px) {
    .container {
        padding: 0 40px;
    }
}

/* Mobile optimizations */
@media (max-width: 480px) {
    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero__buttons .btn {
        width: 100%;
    }

    .services__grid,
    .portfolio__grid,
    .reviews__grid {
        grid-template-columns: 1fr;
    }

    .contact-form,
    .contact-info {
        padding: 24px;
    }

    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Print styles */
@media print {
    .header,
    .burger,
    .hero__buttons,
    .portfolio__filters,
    .contact-form,
    .footer__social {
        display: none;
    }
}
.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: 10px;
}
.footer__legal {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 13px;
    color: #666;
}
.footer__privacy {
    color: var(--color-primary);
    text-decoration: none;
}
.footer__privacy:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}
.footer__selfemployed {
    color: #888;
    font-size: 12px;
}
@media (max-width: 768px) {
    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
    .footer__legal {
        flex-direction: column;
        gap: 5px;
    }
}