/*
    Q-Codx Design System
    Version: 1.0.0
    Description: Professional Pure CSS Design System for Q-Codx Site
*/

/* 1. Root Variables & Theme Configuration */
:root {
    /* Color Palette */
    --bg-color: #020617;
    --surface-color: #0F172A;
    --primary-color: #06B6D4;
    --secondary-color: #3B82F6;
    --accent-color: #14F195;
    --text-white: #F8FAFC;
    --text-gray: #94A3B8;
    --border-color: rgba(255, 255, 255, 0.08);

    /* Shadows */
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;

    /* Transitions */
    --transition-fast: 0.3s ease;

    /* Layout */
    --container-max-width: 1200px;
}

/* 2. Professional CSS Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.local-svg-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    line-height: 1;
    font-style: normal;
    vertical-align: -0.125em;
}

.local-svg-icon svg {
    display: block;
    width: 1em;
    height: 1em;
    overflow: visible;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-white);
    font-family: 'Cairo', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 3. Typography System */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-white);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-gray);
    font-size: 1.1rem;
}

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

:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 4px;
}

.skip-link {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 2000;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    background: var(--text-white);
    color: var(--bg-color);
    transform: translateY(-180%);
}

.skip-link:focus {
    transform: translateY(0);
}

/* 4. Layout & Containers */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    width: 100%;
}

/* 5. Section System */
.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    display: block;
    text-align: center;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

/* 6. Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
    font-family: inherit;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--bg-color);
}

.btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--text-white);
}

.btn-secondary:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-google-play {
    background-color: #000;
    color: #fff;
    border: 1px solid var(--border-color);
}

.btn-google-play:hover {
    background-color: #111;
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(20, 241, 149, 0.2);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* 7. Card System */
.card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition-fast);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

/* 8. Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none; }
.text-primary { color: var(--primary-color); }

/* Margins */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

/* Layout Helpers */
.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.grid-cols-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 992px) {
    .grid-cols-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-cols-3 {
        grid-template-columns: 1fr;
    }
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
}

/* ---------------------------------------------------------
   9. Navbar & Header Styles
--------------------------------------------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-fast);
    padding: 1.25rem 0;
}

.header.scrolled {
    padding: 0.75rem 0;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition-fast);
}

.logo:hover img {
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}

.logo img {
    transition: var(--transition-fast);
}

.logo:hover span {
    color: var(--primary-color) !important;
}

.logo-icon {
    color: var(--primary-color);
    font-size: 1.75rem;
}

.brand-title {
    font-weight: 800;
    font-size: 1.4rem;
    color: #f8fafc;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    direction: ltr;
}

.brand-mark {
    font-size: 0.95rem;
}

/* Nav Links */
.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-gray);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-toggle {
    display: none;
    min-width: 44px;
    min-height: 44px;
    background: none;
    border: none;
    color: var(--text-white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Responsive Navbar */
@media (max-width: 992px) {
    .mobile-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        width: 280px;
        height: 100vh;
        background-color: var(--surface-color);
        flex-direction: column;
        padding: 5rem 2rem;
        transition: 0.4s ease-in-out;
        transform: translateX(110%);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
        z-index: 1001;
    }

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

    .nav-actions .btn {
        display: none; /* Hide main CTA on mobile toggle, or keep it */
    }
}

/* ---------------------------------------------------------
   10. Hero Section Styles
--------------------------------------------------------- */
.hero {
    position: relative;
    padding: 10rem 0 5rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, rgba(2, 6, 23, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    margin-bottom: 2rem;
}

.badge-text {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-btns {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 0;
}

/* Hero Visual Card */
.hero-visual {
    position: relative;
}

.glass-card {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.visual-card {
    padding: 0;
    overflow: hidden;
    transform: perspective(1000px) rotateY(-10deg) rotateX(5deg);
    transition: var(--transition-fast);
}

.visual-card:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

.card-header {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.dots {
    display: flex;
    gap: 6px;
}

.dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ff5f56;
}

.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #27c93f; }

.card-title {
    font-size: 0.85rem;
    color: var(--text-gray);
    font-family: monospace;
}

.card-body {
    padding: 2rem;
}

.code-block {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.95rem;
    color: #e2e8f0;
}

.code-keyword { color: #c678dd; }
.code-func { color: #61afef; }
.code-string { color: #98c379; }

.visual-icons {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.v-icon {
    position: absolute;
    width: 50px;
    height: 50px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    animation: float 4s ease-in-out infinite;
}

.icon-1 { top: -20px; right: 20px; animation-delay: 0s; }
.icon-2 { bottom: 40px; left: -25px; animation-delay: 1s; }
.icon-3 { bottom: -10px; right: 60px; animation-delay: 2s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-title {
        font-size: 2.8rem;
    }

    .hero-description {
        margin-inline: auto;
    }

    .visual-card {
        transform: none;
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-btns {
        flex-direction: column;
        width: 100%;
    }

}

/* ---------------------------------------------------------
   11. Services Section Styles
--------------------------------------------------------- */
.services-section {
    background: linear-gradient(to bottom, var(--bg-color), var(--surface-color));
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top left, rgba(6, 182, 212, 0.1), transparent 70%);
    opacity: 0;
    transition: var(--transition-fast);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    transition: var(--transition-fast);
}

.service-card:hover .service-icon {
    background: var(--primary-color);
    color: var(--bg-color);
    transform: rotateY(360deg);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-white);
}

.service-desc {
    font-size: 0.95rem;
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-badge {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-gray);
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    transition: var(--transition-fast);
}

.service-card:hover .tech-badge {
    border-color: rgba(6, 182, 212, 0.3);
    color: var(--text-white);
}

@media (max-width: 992px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }
}

/* ---------------------------------------------------------
   12. Featured Project Section Styles
--------------------------------------------------------- */
.featured-project-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.project-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(20, 241, 149, 0.1);
    border: 1px solid rgba(20, 241, 149, 0.2);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    margin-bottom: 1.5rem;
}

.project-badge .badge-text {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.85rem;
}

.project-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.feature-list {
    list-style: none;
    margin-bottom: 2rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-white);
    font-weight: 500;
}

.feature-list li i {
    color: var(--accent-color);
    font-size: 1.1rem;
}

.project-btns {
    display: flex;
    gap: 1rem;
}

/* Mockup Showcase */
.mockup-wrapper {
    position: relative;
    padding: 2rem;
}

.mockup-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(20, 241, 149, 0.1) 0%, transparent 70%);
    z-index: -1;
    filter: blur(40px);
}

.mockup-card {
    padding: 0;
    overflow: hidden;
    transform: perspective(1000px) rotateY(15deg) rotateX(5deg);
    transition: 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-color: rgba(20, 241, 149, 0.2);
}

.mockup-card:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
    border-color: var(--accent-color);
    box-shadow: 0 0 30px rgba(20, 241, 149, 0.2);
}

.mockup-header {
    background: rgba(255, 255, 255, 0.03);
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.mockup-title {
    font-size: 0.8rem;
    color: var(--text-gray);
    letter-spacing: 1px;
}

.mockup-content {
    padding: 2rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(2, 6, 23, 0.9) 100%);
}

.mockup-ui {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-height: 320px;
}

.mockup-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.topbar-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    background: rgba(20, 241, 149, 0.15);
    border: 1px solid rgba(20, 241, 149, 0.35);
    color: var(--accent-color);
    font-size: 0.75rem;
    font-weight: 700;
}

.topbar-date {
    color: var(--text-gray);
    font-size: 0.75rem;
}

.mockup-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.task-column {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 0.85rem;
}

.task-column h4 {
    color: var(--text-white);
    font-size: 0.85rem;
    margin-bottom: 0.7rem;
}

.task-item {
    background: rgba(6, 182, 212, 0.08);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 10px;
    padding: 0.65rem;
    margin-bottom: 0.55rem;
}

.task-item:last-child {
    margin-bottom: 0;
}

.task-item strong {
    display: block;
    color: var(--text-white);
    font-size: 0.78rem;
}

.task-item p {
    color: var(--text-gray);
    font-size: 0.72rem;
    margin: 0.25rem 0 0;
}

.task-item.done {
    background: rgba(20, 241, 149, 0.1);
    border-color: rgba(20, 241, 149, 0.25);
}

.mockup-progress {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 0.8rem;
}

.progress-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.6rem;
    color: var(--text-white);
    font-size: 0.78rem;
}

.progress-head strong {
    color: var(--accent-color);
}

.progress-track {
    height: 8px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    overflow: hidden;
}

.progress-track span {
    display: block;
    height: 100%;
    width: 78%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.ui-sidebar {
    width: 60px;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 1rem 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.sidebar-item {
    height: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

.sidebar-item.active {
    background: var(--accent-color);
    opacity: 0.5;
}

.ui-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ui-nav {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.nav-search {
    width: 60%;
    height: 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
}

.nav-profile {
    width: 25px;
    height: 25px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.ui-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.ui-card {
    height: 70px;
    background: rgba(20, 241, 149, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(20, 241, 149, 0.1);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.card-line {
    height: 6px;
    background: rgba(20, 241, 149, 0.2);
    border-radius: 3px;
}

.card-line.short { width: 50%; }

.ui-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.list-item {
    height: 40px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    display: flex;
    align-items: center;
    padding: 0 1rem;
}

.list-item span {
    height: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

@media (max-width: 992px) {
    .featured-project-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .section-title.text-right {
        text-align: center;
    }

    .project-badge, .feature-list, .tech-badges, .project-btns {
        justify-content: center;
    }

    .feature-list li {
        justify-content: center;
    }

    .mockup-card {
        transform: none;
        max-width: 500px;
        margin: 0 auto;
    }
}

/* ---------------------------------------------------------
   13. Portfolio Gallery Section Styles
--------------------------------------------------------- */
.portfolio-filters {
    margin-bottom: 3rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-gray);
    padding: 0.6rem 1.5rem;
    border-radius: 100px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--bg-color);
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 420px));
    justify-content: center;
    gap: 2rem;
}

.portfolio-item {
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.portfolio-item.hide {
    display: none;
    opacity: 0;
    transform: scale(0.8);
}

.portfolio-item.show {
    display: block;
    animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

.portfolio-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-fast);
    height: 100%;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.portfolio-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.portfolio-img {
    height: 200px;
    background: linear-gradient(135deg, #0f172a 0%, #020617 100%);
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    flex-direction: column;
    font-size: 3.5rem;
    color: var(--primary-color);
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
    padding: 1rem;
}

.portfolio-img::after {
    content: '</>';
    position: absolute;
    bottom: -10px;
    right: -10px;
    font-size: 8rem;
    font-weight: 900;
    opacity: 0.05;
    transform: rotate(-15deg);
    font-family: monospace;
}

.portfolio-main-icon {
    align-self: flex-end;
    font-size: 2rem;
    color: rgba(248, 250, 252, 0.9);
}

.portfolio-preview {
    background: rgba(2, 6, 23, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 0.75rem;
    backdrop-filter: blur(6px);
}

.preview-chip {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.preview-code {
    display: grid;
    gap: 0.35rem;
}

.preview-code span {
    display: block;
    color: rgba(203, 213, 225, 0.95);
    font-size: 0.75rem;
    font-family: "Courier New", monospace;
}

.portfolio-item:nth-child(1) .portfolio-img {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.25), rgba(2, 6, 23, 1));
}

.portfolio-item:nth-child(2) .portfolio-img {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25), rgba(2, 6, 23, 1));
}

.portfolio-item:nth-child(3) .portfolio-img {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.22), rgba(2, 6, 23, 1));
}

.portfolio-item:nth-child(4) .portfolio-img {
    background: linear-gradient(135deg, rgba(244, 114, 182, 0.2), rgba(2, 6, 23, 1));
}

.portfolio-item:nth-child(5) .portfolio-img {
    background: linear-gradient(135deg, rgba(251, 146, 60, 0.22), rgba(2, 6, 23, 1));
}

.portfolio-item:nth-child(6) .portfolio-img {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.22), rgba(2, 6, 23, 1));
}

.portfolio-card:hover .portfolio-img {
    background: linear-gradient(135deg, #1e293b 0%, #020617 100%);
    color: var(--text-white);
}

.portfolio-info {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.portfolio-cat {
    color: var(--primary-color);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.portfolio-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.portfolio-desc {
    font-size: 0.9rem;
    color: var(--text-gray);
    margin-bottom: 1.5rem;
}

.portfolio-link {
    width: fit-content;
    min-height: 44px;
    padding: 0.7rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    color: var(--text-white);
    margin-top: auto;
    align-self: flex-end;
    transition: var(--transition-fast);
    font-size: 0.85rem;
    font-weight: 700;
}

.portfolio-img-app {
    padding: 0;
    isolation: isolate;
}

.portfolio-img-app::after {
    display: none;
}

.portfolio-app-cover {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 14%;
    transform: scale(1.02);
    transition: transform 0.35s ease;
}

.portfolio-app-cover-wide {
    object-position: center;
}

.portfolio-app-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(2, 6, 23, 0.04), rgba(2, 6, 23, 0.5));
    z-index: 1;
}

.portfolio-app-logo {
    position: absolute;
    top: 0.85rem;
    right: 0.85rem;
    width: 52px;
    height: 52px;
    object-fit: cover;
    border-radius: 14px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    box-shadow: 0 8px 22px rgba(2, 6, 23, 0.3);
    z-index: 2;
}

.portfolio-status-badge {
    position: absolute;
    bottom: 0.85rem;
    left: 0.85rem;
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    background: rgba(2, 6, 23, 0.78);
    color: #f8fafc;
    font-size: 0.72rem;
    font-weight: 700;
    backdrop-filter: blur(8px);
    z-index: 2;
}

.portfolio-status-live {
    background: rgba(5, 150, 105, 0.9);
}

.portfolio-card:hover .portfolio-app-cover {
    transform: scale(1.07);
}

.portfolio-link span {
    white-space: nowrap;
}

.portfolio-link:hover {
    background: var(--primary-color);
    color: var(--bg-color);
    transform: scale(1.1);
}

@media (max-width: 992px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 520px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

/* ---------------------------------------------------------
   14. Technologies Stack Section Styles
--------------------------------------------------------- */
.tech-groups-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.tech-group-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition-fast);
}

.tech-group-card:hover {
    border-color: rgba(6, 182, 212, 0.3);
    transform: translateY(-5px);
}

.tech-group-title {
    font-size: 1.1rem;
    color: var(--text-white);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.tech-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    cursor: default;
}

.tech-item i {
    font-size: 1.5rem;
    color: var(--text-gray);
    transition: var(--transition-fast);
}

.tech-item span {
    font-size: 0.75rem;
    color: var(--text-gray);
    text-align: center;
}

.tech-item:hover {
    background: rgba(6, 182, 212, 0.1);
    border-color: var(--primary-color);
}

.tech-item:hover i {
    color: var(--primary-color);
    transform: scale(1.2);
}

.tech-item:hover span {
    color: var(--text-white);
}

@media (max-width: 1200px) {
    .tech-groups-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .tech-groups-grid {
        grid-template-columns: 1fr;
    }

    .tech-items {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ---------------------------------------------------------
   15. Why Q-Codx & Process Section Styles
--------------------------------------------------------- */
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.why-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition-fast);
    text-align: center;
}

.why-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.why-icon {
    width: 60px;
    height: 60px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--primary-color);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    transition: var(--transition-fast);
}

.why-card:hover .why-icon {
    background: var(--primary-color);
    color: var(--bg-color);
    transform: rotate(360deg);
}

.why-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.why-desc {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Timeline Styles */
.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
    padding-top: 2rem;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 45px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--border-color), transparent);
    z-index: 0;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--surface-color);
    border: 2px solid var(--border-color);
    color: var(--text-white);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    transition: var(--transition-fast);
    position: relative;
}

.process-step:hover .step-number {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
    transform: scale(1.1);
}

.step-title {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.step-desc {
    font-size: 0.9rem;
    color: var(--text-gray);
}

@media (max-width: 1200px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .process-timeline {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .process-timeline::before {
        display: none;
    }

    .process-step {
        display: flex;
        align-items: flex-start;
        text-align: right;
        gap: 1.5rem;
    }

    .step-number {
        margin: 0;
        flex-shrink: 0;
    }
}

@media (max-width: 576px) {
    .why-grid {
        grid-template-columns: 1fr;
    }
}

/* ---------------------------------------------------------
   16. FAQ Accordion Section Styles
--------------------------------------------------------- */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: var(--transition-fast);
}

.faq-question {
    width: 100%;
    border: 0;
    background: transparent;
    color: inherit;
    font-family: inherit;
    text-align: right;
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: var(--transition-fast);
}

.form-help {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.policy-container {
    padding-top: 120px;
    padding-bottom: 80px;
}

.policy-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--surface-color);
    box-shadow: var(--shadow-lg);
}

.policy-content h1 {
    color: var(--primary-color);
    text-align: center;
}

.policy-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    padding-right: 1rem;
    border-right: 4px solid var(--primary-color);
    font-size: 1.4rem;
}

.policy-content a {
    color: var(--primary-color);
    text-decoration: underline;
}

@media (max-width: 576px) {
    .policy-content {
        padding: 1.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

.faq-question h3 {
    font-size: 1.1rem;
    margin-bottom: 0;
    color: var(--text-white);
    transition: var(--transition-fast);
}

.faq-question i {
    color: var(--text-gray);
    transition: transform 0.4s ease;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 2rem;
    transition: all 0.4s ease;
    background: rgba(255, 255, 255, 0.02);
}

.faq-answer p {
    padding-bottom: 1.5rem;
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Active State */
.faq-item.active {
    border-color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.1);
}

.faq-item.active .faq-question h3 {
    color: var(--primary-color);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--primary-color);
}

.faq-item.active .faq-answer {
    max-height: 500px; /* Large enough to fit content */
    padding-top: 0.5rem;
}

@media (max-width: 768px) {
    .faq-question {
        padding: 1.25rem 1.5rem;
    }

    .faq-question h3 {
        font-size: 1rem;
    }
}

/* ---------------------------------------------------------
   17. Contact Section Styles
--------------------------------------------------------- */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: flex-start;
}

.contact-bio {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-white);
    font-weight: 500;
    transition: var(--transition-fast);
}

.contact-method .contact-icon {
    width: 45px;
    height: 45px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 1.25rem;
}

.contact-method:hover {
    color: var(--primary-color);
    transform: translateX(-5px);
}

.contact-method .contact-icon svg {
    width: 23px;
    height: 23px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.contact-method-whatsapp .contact-icon {
    background: rgba(37, 211, 102, 0.12);
    color: #25d366;
}

.contact-method-whatsapp:hover {
    color: #25d366;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 1.1rem;
    transition: var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--bg-color);
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--surface-color);
    padding: 3rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-white);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    color: var(--text-white);
    font-family: inherit;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(6, 182, 212, 0.05);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--radius-sm);
    text-align: center;
    font-size: 0.9rem;
}

.form-status.success {
    background: rgba(20, 241, 149, 0.1);
    color: var(--accent-color);
    border: 1px solid rgba(20, 241, 149, 0.2);
}

/* ---------------------------------------------------------
   18. Footer Styles
--------------------------------------------------------- */
.footer {
    background: #01040f;
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    max-width: 350px;
    font-size: 0.95rem;
}

.footer-links h4,
.footer-legal h4,
.footer-contact h4 {
    color: var(--text-white);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-contact a {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    color: var(--text-gray);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-contact a .footer-icon {
    color: #25d366;
    display: inline-flex;
    width: 1.25rem;
    height: 1.25rem;
}

.footer-contact a .footer-icon svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.footer-contact a:hover {
    color: #25d366;
    transform: translateX(-4px);
}

.footer-links ul,
.footer-legal ul {
    list-style: none;
}

.footer-links li,
.footer-legal li {
    margin-bottom: 0.75rem;
}

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

.footer-links a:hover,
.footer-legal a:hover {
    color: var(--primary-color);
    padding-right: 5px;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-bottom: 0;
}

@media (max-width: 992px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

@media (max-width: 768px) {
    .contact-form-wrapper {
        padding: 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

}