/* ==========================================================================
   CSS Variables & Reset
   ========================================================================== */
   :root {
    /* Colors */
    --bg-color: #0a0a0c;
    --surface-color: #1a1a20;
    --surface-light: rgba(255, 255, 255, 0.05);
    --border-color: rgba(255, 255, 255, 0.1);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    
    /* Brand Colors (Forge Theme) */
    --accent-color: #f97316; /* Orange */
    --accent-glow: rgba(249, 115, 22, 0.5);
    --gradient-primary: linear-gradient(135deg, #f97316 0%, #e11d48 100%);
    
    /* Contact Brand Colors */
    --whatsapp-color: #25D366;
    --telegram-color: #0088cc;
    --email-color: #f97316;

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

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

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

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

ul {
    list-style: none;
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 800;
}

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

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-family: var(--font-heading);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    outline: none;
}

.primary-btn {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--accent-glow);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition-smooth);
}

header.scrolled {
    padding: 1rem 0;
    background: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    transition: var(--transition-fast);
}

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

.lang-switcher {
    display: flex;
    gap: 0.5rem;
    background: var(--surface-color);
    padding: 0.3rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    padding: 0.3rem 0.6rem;
    border-radius: 15px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.lang-btn.active {
    background: var(--text-main);
    color: var(--bg-color);
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 5rem;
    overflow: hidden;
}

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

.hero-content h1 {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-content .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Abstract glowing background shapes */
.glow-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 1;
    opacity: 0.4;
    animation: float 10s infinite alternate ease-in-out;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: #f97316;
    top: -100px;
    right: -100px;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: #e11d48;
    bottom: -50px;
    left: -100px;
    animation-delay: -5s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-30px, 30px) scale(1.1); }
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-section {
    padding: 8rem 0;
    position: relative;
    z-index: 2;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 0;
}

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

.service-card:hover::before {
    opacity: 0.05;
}

.service-card > * {
    position: relative;
    z-index: 1;
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-muted);
}

/* ==========================================================================
   Tech Stack Section
   ========================================================================== */
.tech-section {
    padding: 4rem 0;
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

.tech-marquee {
    display: flex;
    overflow: hidden;
    user-select: none;
    gap: 2rem;
    mask-image: linear-gradient(to right, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 10%, rgba(0,0,0,1) 90%, rgba(0,0,0,0) 100%);
    -webkit-mask-image: linear-gradient(to right, rgba(0,0,0,0) 0%, rgba(0,0,0,1) 10%, rgba(0,0,0,1) 90%, rgba(0,0,0,0) 100%);
}

.tech-marquee-content {
    flex-shrink: 0;
    display: flex;
    justify-content: space-around;
    min-width: 100%;
    gap: 4rem;
    animation: scroll 20s linear infinite;
}

.tech-marquee-content i {
    font-size: 3.5rem;
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

.tech-marquee-content i:hover {
    color: var(--accent-color);
    transform: scale(1.2);
}

@keyframes scroll {
    from { transform: translateX(0); }
    to { transform: translateX(calc(-100% - 4rem)); }
}

/* ==========================================================================
   Portfolio Section
   ========================================================================== */
.portfolio-section {
    padding: 8rem 0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.portfolio-card {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.portfolio-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(249, 115, 22, 0.1);
}

.portfolio-image-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--surface-color) 0%, #111 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--accent-color);
    border-bottom: 1px solid var(--border-color);
}

.portfolio-content {
    padding: 2rem;
}

.portfolio-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.portfolio-content p {
    color: var(--text-muted);
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-section {
    padding: 8rem 0;
    background: var(--surface-color);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.stats-row {
    display: flex;
    gap: 3rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    font-family: var(--font-heading);
    color: var(--accent-color);
}

.stat-label {
    color: var(--text-muted);
    font-weight: 500;
}

.about-image {
    width: 100%;
    border-radius: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    position: relative;
    z-index: 1;
}

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

.about-image-wrapper::after {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: var(--accent-color);
    filter: blur(80px);
    opacity: 0.4;
    z-index: 0;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-section {
    padding: 8rem 0;
    background: var(--surface-color);
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    padding: 1.5rem 0;
    font-size: 1.25rem;
    font-weight: 600;
    font-family: var(--font-heading);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--accent-color);
}

.faq-question i {
    transition: transform 0.3s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding-bottom: 1.5rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-section {
    padding: 8rem 0;
}

.contact-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-top: -2rem;
    margin-bottom: 4rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.contact-card {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.contact-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}

.contact-card.whatsapp:hover { border-color: var(--whatsapp-color); transform: translateY(-5px); }
.contact-card.whatsapp:hover .contact-icon { color: var(--whatsapp-color); transform: scale(1.1); }

.contact-card.telegram:hover { border-color: var(--telegram-color); transform: translateY(-5px); }
.contact-card.telegram:hover .contact-icon { color: var(--telegram-color); transform: scale(1.1); }

.contact-card.email:hover { border-color: var(--email-color); transform: translateY(-5px); }
.contact-card.email:hover .contact-icon { color: var(--email-color); transform: scale(1.1); }

.contact-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    background: var(--surface-color);
}

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

.footer-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple hidden for mobile unless toggled */
    }
    
    .mobile-menu-toggle {
        display: block;
    }

    .hero-content h1 {
        font-size: 3rem;
    }

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

    .about-image-wrapper {
        order: -1;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}