:root {
    --bg-color: #0a0a0a;
    --text-primary: #f5f5f7;
    --text-secondary: #86868b;
    --accent: #ff453a;
    --card-bg: #161617;
    --border: #222224;
    --font-sans: 'Vazirmatn', sans-serif;
    --font-display: 'Vazirmatn', 'Syne', sans-serif;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body {
    overflow-x: hidden;
    direction: rtl;
    text-align: right;
    width: 100%;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

/* Common Layout Components */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 100px;
    font-family: var(--font-sans);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: transparent;
    color: var(--text-primary);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    border-color: var(--text-primary);
    transform: translateY(-2px);
}

.section-tag {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 1rem;
    display: block;
    font-weight: 600;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 3rem;
    word-break: break-word;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.25rem 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background-color: rgba(10, 10, 10, 0.85);
}

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

.logo {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
}

nav {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

/* Mobile Hamburger Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 110;
}

.mobile-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    overflow: hidden;
}

.glow-bg {
    position: absolute;
    top: -10%;
    left: -10%;
    width: min(600px, 90vw);
    height: min(600px, 90vw);
    background: radial-gradient(circle, rgba(255, 69, 58, 0.08) 0%, rgba(10, 10, 10, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
}

.hero-content h1 {
    font-size: clamp(2.2rem, 5.5vw, 4.8rem);
    line-height: 1.25;
    font-weight: 800;
    margin-bottom: 2rem;
    word-break: break-word;
}

.hero-content h1 span {
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-content p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 650px;
    margin-bottom: 3rem;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Work / Projects Section */
#work {
    padding: 8rem 0;
    border-top: 1px solid var(--border);
}

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

.project-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

.project-image-wrapper {
    aspect-ratio: 16/10;
    background-color: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
    position: relative;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    opacity: 0.9;
}

.project-card:hover .project-image {
    transform: scale(1.03);
    opacity: 1;
}

.project-info {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}

.project-meta h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.project-meta p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    max-width: 380px;
}

.project-link-btn {
    font-size: 0.85rem;
    border: 1px solid var(--border);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    transition: var(--transition);
    color: var(--text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
}

.project-card:hover .project-link-btn {
    border-color: var(--accent);
    color: var(--accent);
}

/* About Section */
#about {
    padding: 8rem 0;
    background-color: #070708;
    border-top: 1px solid var(--border);
}

.services-list {
    display: flex;
    flex-direction: column;
}

.service-item {
    display: grid;
    grid-template-columns: 1fr 3fr;
    padding: 3rem 0;
    border-bottom: 1px solid var(--border);
}

.service-item:first-child {
    border-top: 1px solid var(--border);
}

.service-num {
    font-size: 1.3rem;
    color: var(--accent);
    font-weight: 700;
}

.service-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.service-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.05rem;
}

/* Contact Section */
#contact {
    padding: 10rem 0 8rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
}

.contact-cta h2 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 2rem;
    word-break: break-word;
}

.contact-email {
    font-size: clamp(1.2rem, 3vw, 2.2rem);
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 2px solid var(--border);
    padding-bottom: 0.5rem;
    transition: var(--transition);
    display: inline-block;
    word-break: break-all;
    max-width: 100%;
}

.contact-email:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.contact-details {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 2rem;
}

.detail-group h4 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.detail-group p, .detail-group a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.1rem;
}

.socials-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.socials-list a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.socials-list a:hover {
    color: var(--accent);
}

/* Footer */
footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

/* Responsive Media Queries */
@media (max-width: 968px) {
    .work-grid { grid-template-columns: 1fr; gap: 3.5rem; }
    .service-item { grid-template-columns: 1fr; gap: 1rem; }
    .contact-grid { grid-template-columns: 1fr; gap: 3.5rem; }
}

@media (max-width: 768px) {
    .container { padding: 0 1.25rem; }
    .mobile-toggle { display: flex; }

    nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: var(--transition);
        z-index: 105;
    }

    nav.active {
        right: 0;
    }

    nav a {
        font-size: 1.4rem;
        font-weight: 600;
    }

    .hero-actions { flex-direction: column; width: 100%; }
    .btn { width: 100%; }
    
    footer .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}