/* ============================================
   ZETASHIFT LABS — Design System & Global Styles
   Dark Futuristic Theme with Glassmorphism
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Colors */
    --bg-primary: #0a0a1a;
    --bg-secondary: #0f0f2a;
    --bg-tertiary: #141432;
    --bg-card: rgba(20, 20, 50, 0.6);
    --bg-glass: rgba(20, 20, 60, 0.4);
    --bg-glass-hover: rgba(30, 30, 80, 0.6);

    --text-primary: #e8e8f0;
    --text-secondary: #a0a0c0;
    --text-muted: #6a6a8e;

    --accent-primary: #7b61ff;
    --accent-secondary: #00d4ff;
    --accent-tertiary: #ff6b9d;
    --accent-success: #43e97b;

    --gradient-primary: linear-gradient(135deg, #7b61ff 0%, #00d4ff 100%);
    --gradient-secondary: linear-gradient(135deg, #ff6b9d 0%, #7b61ff 100%);
    --gradient-accent: linear-gradient(135deg, #00d4ff 0%, #43e97b 100%);
    --gradient-glow: linear-gradient(135deg, rgba(123, 97, 255, 0.15) 0%, rgba(0, 212, 255, 0.15) 100%);

    --border-color: rgba(123, 97, 255, 0.15);
    --border-glow: rgba(123, 97, 255, 0.4);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(123, 97, 255, 0.2);
    --shadow-glow-strong: 0 0 60px rgba(123, 97, 255, 0.35);

    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --section-padding: 120px 0;
    --container-width: 1200px;
    --container-padding: 0 24px;

    /* 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: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 999px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

a {
    color: inherit;
    text-decoration: none;
}

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

ul {
    list-style: none;
}

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

input,
textarea {
    font-family: inherit;
}

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

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

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

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--gradient-glow);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(123, 97, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(123, 97, 255, 0.45);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

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

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

.btn-full {
    width: 100%;
}

.btn-arrow {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-base);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    z-index: 10;
}

.logo-icon {
    font-size: 1.8rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: logoSpin 8s linear infinite;
}

@keyframes logoSpin {

    0%,
    100% {
        transform: rotate(0deg);
    }

    50% {
        transform: rotate(180deg);
    }
}

.logo-accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 20px;
}

.nav-cta {
    padding: 10px 24px;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(123, 97, 255, 0.25);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(123, 97, 255, 0.4);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    z-index: 10;
    padding: 4px;
}

.toggle-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(123, 97, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(123, 97, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: orbFloat 12s ease-in-out infinite;
}

.hero-orb--1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(123, 97, 255, 0.3), transparent 70%);
    top: -10%;
    right: -10%;
    animation-delay: 0s;
}

.hero-orb--2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.2), transparent 70%);
    bottom: -10%;
    left: -10%;
    animation-delay: -4s;
}

.hero-orb--3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 107, 157, 0.15), transparent 70%);
    top: 40%;
    left: 50%;
    animation-delay: -8s;
}

@keyframes orbFloat {

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

    33% {
        transform: translate(30px, -30px) scale(1.05);
    }

    66% {
        transform: translate(-20px, 20px) scale(0.95);
    }
}

.hero-particles {
    position: absolute;
    inset: 0;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0;
    animation: particleFade 4s ease-in-out infinite;
}

@keyframes particleFade {

    0%,
    100% {
        opacity: 0;
        transform: translateY(0) scale(0.5);
    }

    50% {
        opacity: 0.6;
        transform: translateY(-40px) scale(1);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.8s ease-out;
}

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

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(67, 233, 123, 0.4);
    }

    50% {
        opacity: 0.8;
        box-shadow: 0 0 0 8px rgba(67, 233, 123, 0);
    }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.title-line {
    display: block;
}

.title-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.title-gradient::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: var(--gradient-primary);
    border-radius: 3px;
    opacity: 0.3;
    filter: blur(4px);
}

.hero-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: var(--text-secondary);
    max-width: 580px;
    margin: 0 auto 40px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-suffix {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: color var(--transition-base);
}

.scroll-indicator:hover {
    color: var(--accent-secondary);
}

.scroll-line {
    width: 1px;
    height: 32px;
    background: var(--gradient-primary);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scaleY(0.5);
        transform-origin: top;
    }

    50% {
        opacity: 1;
        transform: scaleY(1);
    }
}

/* Entrance animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

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

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

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

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    background: var(--bg-glass-hover);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-glow);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    color: var(--accent-primary);
    transition: all var(--transition-base);
}

.service-icon svg {
    width: 28px;
    height: 28px;
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
    transform: scale(1.05);
}

.service-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tags li {
    padding: 4px 12px;
    background: rgba(123, 97, 255, 0.08);
    border: 1px solid rgba(123, 97, 255, 0.12);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--accent-secondary);
    font-weight: 500;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-visual {
    position: relative;
}

.about-image-wrapper {
    position: relative;
}

.about-pattern {
    position: absolute;
    top: -20px;
    left: -20px;
    right: 20px;
    bottom: 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    z-index: 0;
}

.about-code-block {
    position: relative;
    z-index: 1;
    background: rgba(15, 15, 42, 0.9);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border-color);
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dot--red {
    background: #ff5f57;
}

.code-dot--yellow {
    background: #febc2e;
}

.code-dot--green {
    background: #28c840;
}

.code-filename {
    margin-left: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: 'SF Mono', 'Fira Code', monospace;
}

.code-body {
    padding: 24px;
}

.code-body pre {
    font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.8;
    overflow-x: auto;
}

.code-keyword {
    color: #c792ea;
}

.code-var {
    color: #82aaff;
}

.code-prop {
    color: #f07178;
}

.code-string {
    color: #c3e88d;
}

.code-number {
    color: #f78c6c;
}

.about-content .section-tag {
    display: inline-flex;
}

.about-content .section-title {
    text-align: left;
}

.about-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
    font-size: 0.95rem;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 32px;
}

.value-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.value-item:hover {
    border-color: var(--border-glow);
    transform: translateY(-2px);
}

.value-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.value-title {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.value-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ============================================
   PORTFOLIO SECTION
   ============================================ */
.portfolio {
    background: var(--bg-secondary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.portfolio-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    cursor: pointer;
}

.portfolio-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.portfolio-image {
    height: 240px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-card--large .portfolio-image {
    height: 280px;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 26, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.portfolio-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #fff;
    transform: scale(0.8);
    transition: transform var(--transition-spring);
}

.portfolio-card:hover .portfolio-icon {
    transform: scale(1);
}

.portfolio-icon svg {
    width: 22px;
    height: 22px;
}

.portfolio-info {
    padding: 24px;
    background: var(--bg-card);
}

.portfolio-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
}

.portfolio-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.portfolio-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    gap: 24px;
    transition: transform var(--transition-slow);
}

.testimonial-card {
    min-width: calc(33.333% - 16px);
    flex-shrink: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.testimonial-stars {
    color: #fbbf24;
    font-size: 1.1rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.author-role {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.testimonial-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 40px;
}

.testimonial-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.testimonial-btn:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
}

.testimonial-btn svg {
    width: 20px;
    height: 20px;
}

.testimonial-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-color);
    transition: all var(--transition-base);
    cursor: pointer;
}

.dot.active {
    background: var(--accent-primary);
    width: 24px;
    border-radius: 4px;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info .section-tag {
    display: inline-flex;
}

.contact-info .section-title {
    text-align: left;
}

.contact-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

.contact-detail {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-glow);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--accent-primary);
    flex-shrink: 0;
}

.contact-detail-icon svg {
    width: 20px;
    height: 20px;
}

.detail-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2px;
}

.detail-value {
    font-weight: 500;
    font-size: 0.95rem;
}

.contact-socials {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
    transform: translateY(-3px);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    backdrop-filter: blur(10px);
}

/* Step Progress Indicator */
.form-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 36px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
    flex-shrink: 0;
}

.step-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    border: 2px solid var(--border-color);
    color: var(--text-muted);
    background: var(--bg-tertiary);
    transition: all var(--transition-base);
    position: relative;
    z-index: 1;
}

.progress-step.active .step-circle {
    border-color: var(--accent-primary);
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 0 20px rgba(123, 97, 255, 0.3);
}

.progress-step.completed .step-circle {
    border-color: var(--accent-success);
    background: var(--accent-success);
    color: #fff;
}

.step-label {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color var(--transition-base);
    white-space: nowrap;
}

.progress-step.active .step-label,
.progress-step.completed .step-label {
    color: var(--text-primary);
}

.progress-line {
    width: 60px;
    height: 2px;
    background: var(--border-color);
    margin: 0 12px;
    margin-bottom: 22px;
    border-radius: 1px;
    overflow: hidden;
    flex-shrink: 0;
}

.progress-line-fill {
    width: 0%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 1px;
    transition: width 0.5s ease-in-out;
}

.progress-line-fill.filled {
    width: 100%;
}

/* Form Steps */
.form-step {
    display: none;
    animation: stepFadeIn 0.4s ease-out;
}

.form-step.active {
    display: block;
}

@keyframes stepFadeIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

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

.form-step-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.required {
    color: var(--accent-tertiary);
}

.form-hint {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 0.8rem;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    background: rgba(10, 10, 26, 0.6);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all var(--transition-base);
    outline: none;
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(123, 97, 255, 0.15);
}

.form-input.error {
    border-color: var(--accent-tertiary);
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.15);
}

.form-error {
    display: none;
    font-size: 0.75rem;
    color: var(--accent-tertiary);
    margin-top: 6px;
    align-items: center;
    gap: 4px;
}

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

.form-textarea {
    resize: vertical;
    min-height: 140px;
}

/* Select Dropdown */
.select-wrapper {
    position: relative;
}

.form-select {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    padding-right: 44px;
}

.select-arrow {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

/* Character Counter */
.char-counter {
    text-align: right;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 6px;
}

/* Checkbox Card Grid */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.checkbox-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 12px;
    background: rgba(10, 10, 26, 0.4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    position: relative;
}

.checkbox-card input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox-card:hover {
    border-color: var(--border-glow);
    background: var(--bg-glass);
}

.checkbox-card input[type="checkbox"]:checked+.checkbox-icon+.checkbox-label,
.checkbox-card:has(input:checked) {
    border-color: var(--accent-primary);
    background: rgba(123, 97, 255, 0.1);
    box-shadow: 0 0 20px rgba(123, 97, 255, 0.15);
}

.checkbox-icon {
    width: 32px;
    height: 32px;
    color: var(--text-muted);
    transition: color var(--transition-base);
}

.checkbox-icon svg {
    width: 100%;
    height: 100%;
}

.checkbox-card:has(input:checked) .checkbox-icon {
    color: var(--accent-primary);
}

.checkbox-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-base);
}

.checkbox-card:has(input:checked) .checkbox-label {
    color: var(--text-primary);
}

/* File Upload */
.file-upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 24px;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
}

.file-upload-area:hover,
.file-upload-area.dragover {
    border-color: var(--accent-primary);
    background: rgba(123, 97, 255, 0.05);
}

.file-upload-icon {
    width: 40px;
    height: 40px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.file-upload-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.file-upload-link {
    color: var(--accent-primary);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.file-upload-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.file-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(10, 10, 26, 0.4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    animation: stepFadeIn 0.3s ease-out;
}

.file-item-info {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    min-width: 0;
}

.file-item-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-item-size {
    color: var(--text-muted);
    flex-shrink: 0;
}

.file-remove {
    color: var(--text-muted);
    font-size: 1.1rem;
    padding: 2px 6px;
    border-radius: 4px;
    transition: all var(--transition-fast);
    cursor: pointer;
    flex-shrink: 0;
}

.file-remove:hover {
    color: var(--accent-tertiary);
    background: rgba(255, 107, 157, 0.1);
}

/* Form Navigation */
.form-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.btn-arrow-back {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-base);
}

.btn:hover .btn-arrow-back {
    transform: translateX(-4px);
}

/* Success State */
.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
    animation: stepFadeIn 0.5s ease-out;
}

.form-success.active {
    display: block;
}

.success-animation {
    margin-bottom: 24px;
}

.success-checkmark {
    width: 72px;
    height: 72px;
    margin: 0 auto;
}

.success-circle {
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    stroke-width: 2;
    stroke-miterlimit: 10;
    stroke: var(--accent-success);
    animation: strokeCircle 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.success-check {
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke: var(--accent-success);
    animation: strokeCheck 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.6s forwards;
}

@keyframes strokeCircle {
    100% {
        stroke-dashoffset: 0;
    }
}

@keyframes strokeCheck {
    100% {
        stroke-dashoffset: 0;
    }
}

.success-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.success-text {
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 400px;
    margin: 0 auto 24px;

    /* Toast Notification */
    .toast {
        position: fixed;
        bottom: 24px;
        right: 24px;
        z-index: 9999;
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 16px 20px;
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        backdrop-filter: blur(20px);
        box-shadow: var(--shadow-lg);
        transform: translateY(120%);
        opacity: 0;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        max-width: 420px;
    }

    .toast-visible {
        transform: translateY(0);
        opacity: 1;
    }

    .toast-error {
        border-color: rgba(255, 107, 157, 0.3);
    }

    .toast-message {
        font-size: 0.9rem;
        color: var(--text-primary);
        line-height: 1.5;
    }

    .toast-close {
        color: var(--text-muted);
        font-size: 1rem;
        padding: 2px 6px;
        border-radius: 4px;
        transition: all var(--transition-fast);
        flex-shrink: 0;
        cursor: pointer;
        background: none;
        border: none;
    }

    .toast-close:hover {
        color: var(--text-primary);
        background: rgba(255, 255, 255, 0.05);
    }

    /* Button Loading State */
    .btn-loading {
        position: relative;
        pointer-events: none;
        opacity: 0.8;
    }

    .btn-loading::after {
        content: '';
        position: absolute;
        right: 18px;
        top: 50%;
        width: 16px;
        height: 16px;
        margin-top: -8px;
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-top-color: #fff;
        border-radius: 50%;
        animation: btnSpin 0.6s linear infinite;
    }

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

    /* ============================================
   FOOTER
   ============================================ */
    .footer {
        padding: 80px 0 0;
        border-top: 1px solid var(--border-color);
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 48px;
        padding-bottom: 48px;
    }

    .footer-desc {
        color: var(--text-muted);
        font-size: 0.9rem;
        line-height: 1.7;
        margin-top: 16px;
        max-width: 300px;
    }

    .footer-heading {
        font-family: var(--font-heading);
        font-size: 0.95rem;
        font-weight: 600;
        margin-bottom: 20px;
    }

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

    .footer-links a {
        font-size: 0.9rem;
        color: var(--text-muted);
        transition: color var(--transition-fast);
    }

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

    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 24px 0;
        border-top: 1px solid var(--border-color);
        font-size: 0.8rem;
        color: var(--text-muted);
    }

    /* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */
    .reveal {
        opacity: 0;
        transform: translateY(40px);
        transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .reveal.active {
        opacity: 1;
        transform: translateY(0);
    }

    /* ============================================
   RESPONSIVE DESIGN
   ============================================ */
    @media (max-width: 1024px) {
        :root {
            --section-padding: 80px 0;
        }

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

        .about-grid {
            grid-template-columns: 1fr;
            gap: 48px;
        }

        .about-visual {
            order: 2;
        }

        .about-content {
            order: 1;
        }

        .about-content .section-title,
        .contact-info .section-title {
            text-align: center;
        }

        .about-content .section-tag,
        .contact-info .section-tag {
            display: flex;
            justify-content: center;
        }

        .contact-grid {
            grid-template-columns: 1fr;
            gap: 48px;
        }

        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
    }

    @media (max-width: 768px) {
        :root {
            --section-padding: 64px 0;
        }

        .nav-links {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 10, 26, 0.98);
            backdrop-filter: blur(20px);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 16px;
            z-index: 5;
        }

        .nav-links.open {
            display: flex;
        }

        .nav-link {
            font-size: 1.2rem;
            padding: 12px 24px;
        }

        .nav-cta {
            display: none;
        }

        .nav-toggle {
            display: flex;
        }

        .nav-toggle.open .toggle-line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open .toggle-line:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open .toggle-line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .hero {
            padding: 100px 20px 60px;
        }

        .hero-stats {
            gap: 24px;
        }

        .stat-number {
            font-size: 1.8rem;
        }

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

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

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

        .testimonial-card {
            min-width: 100%;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 32px;
        }

        .footer-bottom {
            flex-direction: column;
            gap: 8px;
            text-align: center;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .contact-form-wrapper {
            padding: 24px;
        }

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

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

        .step-label {
            font-size: 0.6rem;
        }

        .progress-line {
            width: 40px;
        }
    }

    @media (max-width: 480px) {
        .hero-title {
            font-size: 2.2rem;
        }

        .hero-actions {
            flex-direction: column;
            align-items: stretch;
        }

        .btn {
            justify-content: center;
        }

        .hero-stats {
            flex-direction: column;
            gap: 16px;
        }

        .stat-divider {
            width: 40px;
            height: 1px;
        }

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

        .step-label {
            display: none;
        }

        .progress-line {
            width: 32px;
            margin: 0 8px;
        }

        .contact-form-wrapper {
            padding: 20px;
        }
    }