:root {
			--bg-primary: #030303;
			--bg-secondary: #080808;
			--bg-tertiary: #0f0f0f;
			--bg-glass: rgba(255, 255, 255, 0.025);
			--border-glass: rgba(255, 255, 255, 0.06);
			--border-hover: rgba(199, 199, 199, 0.2);
			--text-primary: #f0f0f0;
			--text-secondary: #b0b0b0;
			--text-muted: #9c9c9c;
			--accent-silver: #E5E4E2;
			--accent-silver-light: #e6e6e6;
			--accent-silver-dark: #9c9c9c;
			--font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
			--font-display: 'Doran', 'Inter', system-ui, sans-serif;
			--font-accent: 'Colona MT', 'Times New Roman', serif;
			--transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
			--transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
			--radius-sm: 8px;
			--radius-md: 14px;
			--radius-lg: 20px;
			--shadow-sm: 0 2px 8px rgba(0,0,0,0.4);
			--shadow-md: 0 8px 24px rgba(0,0,0,0.5);
			--shadow-glow: 0 0 30px rgba(199, 199, 199, 0.06);
			--container-max: 1280px;
			--container-padding: 1.5rem;
		}

		*, *::before, *::after {
			box-sizing: border-box;
			margin: 1;
			padding: 0;
		}

		html {
			scroll-behavior: smooth;
			-webkit-text-size-adjust: 100%;
		}

		body {
			font-family: var(--font-body);
			background-color: var(--bg-primary);
			color: var(--text-primary);
			line-height: 1.65;
			-webkit-font-smoothing: antialiased;
			-moz-osx-font-smoothing: grayscale;
			overflow-x: hidden;
		}

		img, svg, video, picture {
			display: block;
			max-width: 100%;
			height: auto;
		}

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

		ul, ol {
			list-style: none;
		}

		h1, h2, h3, h4, h5, h6 {
			font-family: var(--font-display);
			font-weight: 500;
			line-height: 1.15;
			letter-spacing: -0.02em;
			color: var(--text-primary);
			text-wrap: balance;
		}

		h1 { font-size: clamp(2.8rem, 7vw, 5rem); }
		h2 { font-size: clamp(2rem, 4.5vw, 3.2rem); }
		h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

		p {
			color: var(--text-secondary);
			font-size: clamp(0.9375rem, 1.1vw, 1.0625rem);
			line-height: 1.7;
			text-wrap: pretty;
		}

		/* === ACCESSIBILITY === */
		.skip-link {
			position: absolute;
			top: -100%;
			left: 50%;
			transform: translateX(-50%);
			background: var(--accent-silver-light);
			color: #000;
			padding: 0.75rem 1.5rem;
			font-weight: 600;
			font-size: 0.875rem;
			border-radius: 0 0 var(--radius-sm) var(--radius-sm);
			z-index: 99999;
			transition: top 0.3s;
		}
		.skip-link:focus {
			top: 0;
		}

		.sr-only {
			position: absolute;
			width: 1px;
			height: 1px;
			padding: 0;
			margin: -1px;
			overflow: hidden;
			clip: rect(0, 0, 0, 0);
			white-space: nowrap;
			border: 0;
		}

		:focus-visible {
			outline: 2px solid var(--accent-silver);
			outline-offset: 3px;
			border-radius: 2px;
		}

		/* === LAYOUT === */
		.container {
			width: 100%;
			max-width: var(--container-max);
			margin: 0 auto;
			padding-left: var(--container-padding);
			padding-right: var(--container-padding);
		}

		/* === HEADER === */
		.site-header {
			position: sticky;
			top: 0;
			z-index: 9999;
			background: rgba(3, 3, 3, 0.75);
			backdrop-filter: blur(16px);
			-webkit-backdrop-filter: blur(16px);
			border-bottom: 1px solid var(--border-glass);
		}
		.header-inner {
			display: flex;
			align-items: center;
			justify-content: space-between;
			height: 72px;
		}
		.site-logo img {
			width: 100px;
			height: auto;
			transition: opacity var(--transition-base);
		}
		.site-logo:hover img {
			opacity: 0.8;
		}
		.site-nav {
			display: none;
		}
		.nav-list {
			display: flex;
			gap: 2rem;
		}
		.nav-list a {
			font-size: 0.875rem;
			font-weight: 500;
			letter-spacing: 0.05em;
			text-transform: uppercase;
			color: var(--text-secondary);
			transition: color var(--transition-base);
			position: relative;
		}
		.nav-list a::after {
			content: '';
			position: absolute;
			bottom: -4px;
			left: 0;
			width: 0;
			height: 1px;
			background: var(--accent-silver);
			transition: width var(--transition-base);
		}
		.nav-list a:hover,
		.nav-list a[aria-current="page"] {
			color: var(--text-primary);
		}
		.nav-list a:hover::after,
		.nav-list a[aria-current="page"]::after {
			width: 100%;
		}
		.nav-toggle {
			display: flex;
			flex-direction: column;
			gap: 5px;
			background: none;
			border: none;
			cursor: pointer;
			padding: 4px;
		}
		.toggle-bar {
			display: block;
			width: 24px;
			height: 2px;
			background: var(--text-primary);
			transition: transform var(--transition-base), opacity var(--transition-base);
		}
		.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(1) {
			transform: translateY(7px) rotate(45deg);
		}
		.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(2) {
			opacity: 0;
		}
		.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(3) {
			transform: translateY(-7px) rotate(-45deg);
		}
		.mobile-menu {
			position: fixed;
			inset: 72px 0 0 0;
			background: rgba(3, 3, 3, 0.97);
			backdrop-filter: blur(20px);
			padding: 2rem var(--container-padding);
			transform: translateX(100%);
			transition: transform var(--transition-slow);
			overflow-y: auto;
		}
		.mobile-menu.is-open {
			transform: translateX(0);
		}
		.mobile-nav-list {
			display: flex;
			flex-direction: column;
			gap: 1.5rem;
		}
		.mobile-nav-list a {
			font-size: 1.25rem;
			font-weight: 500;
			color: var(--text-secondary);
			transition: color var(--transition-base);
		}
		.mobile-nav-list a:hover,
		.mobile-nav-list a[aria-current="page"] {
			color: var(--accent-silver-light);
		}

		@media (min-width: 1024px) {
			.site-nav { display: block; }
			.nav-toggle { display: none; }
			.mobile-menu { display: none; }
		}

		/* === HERO === */
		.hero {
            font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
			text-align: center;
			position: relative;
			padding: 6rem 0 4rem;
			overflow: hidden;
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
		}
		.hero::before {
			content: '';
			position: absolute;
			top: 50%;
			left: 50%;
			transform: translate(-50%, -50%);
			width: 600px;
			height: 600px;
			background: radial-gradient(circle, rgba(199,199,199,0.04) 0%, transparent 70%);
			pointer-events: none;
			z-index: 0;
		}
		.breadcrumb {
			position: relative;
			z-index: 1;
		    font-size: 1.2rem;
			margin-bottom: 2rem;
		}

		.breadcrumb span {
         color: #b8afaf;
         margin: 0 8px;
         }

		.breadcrumb-list {
			justify-content: center;
			display: flex;
			align-items: center;
			gap: 0.75rem;
			font-size: 0.8125rem;
			color: var(--text-muted);
		}
		.breadcrumb-list a {
			color: var(--text-muted);
			transition: color var(--transition-base);
		}
		.breadcrumb-list a:hover {
			color: var(--accent-silver-light);
		}
		.breadcrumb-list li:not(:last-child)::after {
			content: '/';
			margin-left: 0.75rem;
			opacity: 0.4;
		}
		.hero-title {
			position: relative;
			z-index: 1;
			font-size: clamp(3rem, 8vw, 6rem);
			font-weight: 700;
			line-height: 1.05;
			letter-spacing: -0.03em;
		}
		.hero-title .word {
			display: inline-block;
			opacity: 0;
			transform: translateY(40px);
			animation: fadeInUp 0.8s var(--transition-slow) forwards;
		}
		.hero-title .word.accent {
			color: var(--accent-silver);
			font-family: var(--font-accent);
			font-weight: 400;
			font-style: italic;
			margin-left: 0.15em;
		}
		.hero-title .word:nth-child(2) {
			animation-delay: 0.15s;
		}

		/* === INTRO === */
		.intro {
			padding: 4rem 0 5rem;
			text-align: center;
		}
		.section-label {
			display: inline-block;
			font-size: 0.75rem;
			font-weight: 600;
			letter-spacing: 0.2em;
			text-transform: uppercase;
			color: var(--accent-silver);
			margin-bottom: 1.25rem;
		}
		.intro-title {
			margin-bottom: 1.5rem;
			margin-left: auto;
			margin-right: auto;
			max-width: 20ch;
		}
		.intro-title em {
			font-family: var(--font-accent);
			font-weight: 400;
			color: var(--accent-silver-light);
			font-style: italic;
		}
		.intro-text {
			max-width: 55ch;
			margin: 0 auto 2.5rem;
		}
		.intro-stats {
			display: grid;
			grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
			gap: 1.5rem;
			max-width: 500px;
			margin: 0 auto;
			justify-content: center;
		}
		.stat-item {
			padding: 1.25rem;
			background: var(--bg-glass);
			border: 1px solid var(--border-glass);
			border-radius: var(--radius-md);
			backdrop-filter: blur(8px);
		}
		.stat-number {
			display: block;
			font-family: var(--font-display);
			font-size: 1.75rem;
			font-weight: 700;
			color: var(--accent-silver-light);
			line-height: 1;
			margin-bottom: 0.5rem;
		}
		.stat-label {
			font-size: 0.8125rem;
			color: var(--text-muted);
			letter-spacing: 0.02em;
		}

		/* === SERVICES === */
		.services {
			padding: 2rem 0 6rem;
		}
		.services-grid {
			display: grid;
			grid-template-columns: 1fr;
			gap: 1.5rem;
		}
		@media (min-width: 640px) {
			.services-grid {
				grid-template-columns: repeat(2, 1fr);
			}
		}
		@media (min-width: 1024px) {
			.services-grid {
				grid-template-columns: repeat(3, 1fr);
			}
		}
		@media (min-width: 1280px) {
			.services-grid {
				grid-template-columns: repeat(4, 1fr);
			}
		}

		.service-card {
			position: relative;
			background: var(--bg-glass);
			border: 1px solid var(--border-glass);
			border-radius: var(--radius-md);
			padding: 2rem;
			backdrop-filter: blur(12px);
			-webkit-backdrop-filter: blur(12px);
			transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
			display: flex;
			flex-direction: column;
			height: 100%;
			overflow: hidden;
		}
		.service-card::before {
			content: '';
			position: absolute;
			inset: 0;
			border-radius: inherit;
			padding: 1px;
			background: linear-gradient(135deg, rgba(199,199,199,0.12), transparent 50%);
			-webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
			mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
			-webkit-mask-composite: xor;
			mask-composite: exclude;
			opacity: 0;
			transition: opacity var(--transition-base);
			pointer-events: none;
		}
		.service-card:hover {
			transform: translateY(-6px);
			border-color: var(--border-hover);
			box-shadow: var(--shadow-glow), var(--shadow-md);
		}
		.service-card:hover::before {
			opacity: 1;
		}
		.service-icon {
			width: 56px;
			height: 56px;
			margin-bottom: 1.5rem;
			color: var(--text-muted);
			transition: color var(--transition-base);
		}
		.service-card:hover .service-icon {
			color: var(--accent-silver);
		}
		.service-icon svg {
			width: 100%;
			height: 100%;
		}
		.service-content {
			text-align: center;
			flex: 1;
			margin-bottom: 1.5rem;
		}
		.service-title {
		
			text-align: center;
			margin-bottom: 0.75rem;
		}
		.service-link {
			color: var(--text-primary);
			transition: color var(--transition-base);
			text-decoration: none;
		}
		.service-link:hover {
			color: var(--accent-silver-light);
		}
		.service-desc {
			font-size: 0.9375rem;
			color: var(--text-muted);
			line-height: 1.6;
		}
		.service-arrow {
			align-self: flex-start;
			display: inline-flex;
			align-items: center;
			justify-content: center;
			width: 44px;
			height: 44px;
			border-radius: 50%;
			background: rgba(255,255,255,0.05);
			border: 1px solid var(--border-glass);
			color: var(--text-secondary);
			transition: all var(--transition-base);
		}
		.service-arrow svg {
			width: 18px;
			height: 18px;
		}
		.service-card:hover .service-arrow {
			background: var(--accent-silver-light);
			border-color: var(--accent-silver-light);
			color: #000;
			transform: rotate(-45deg);
		}

		/* === CTA === */
		.cta-section {
			padding: 5rem 0;
			position: relative;
		}
		.cta-section::before {
			content: '';
			position: absolute;
			inset: 0;
			background: radial-gradient(ellipse at center, rgba(199,199,199,0.03) 0%, transparent 70%);
			pointer-events: none;
		}
		.cta-inner {
			position: relative;
			text-align: center;
			max-width: 700px;
			margin: 0 auto;
			padding: 3.5rem 2rem;
			background: var(--bg-glass);
			border: 1px solid var(--border-glass);
			border-radius: var(--radius-lg);
			backdrop-filter: blur(16px);
		}
		.cta-title {
			margin-bottom: 1rem;
		}
		.cta-text {
			margin-bottom: 2rem;
			color: var(--text-muted);
		}
		.cta-button {
			display: inline-flex;
			align-items: center;
			justify-content: center;
			padding: 1rem 2.5rem;
			font-size: 0.875rem;
			font-weight: 600;
			letter-spacing: 0.05em;
			text-transform: uppercase;
			background: linear-gradient(135deg, var(--accent-silver-light), var(--accent-silver));
			color: #000;
			border-radius: var(--radius-sm);
			transition: transform var(--transition-base), box-shadow var(--transition-base);
			box-shadow: 0 4px 16px rgba(199,199,199,0.15);
		}
		.cta-button:hover {
			transform: translateY(-2px);
			box-shadow: 0 8px 24px rgba(199,199,199,0.25);
		}
		.cta-button:active {
			transform: translateY(0);
		}

	/* === FAQ === */
.faq {
    padding: 4rem 0 6rem;
}
.faq-header {
    text-align: center;
    margin-bottom: 3rem;
}
.faq-title { margin-bottom: 0.75rem; }
.faq-subtitle { color: var(--text-muted); max-width: 50ch; margin: 0 auto; }

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.faq-item {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    overflow: hidden;
    transition: border-color var(--transition-base);
}
.faq-item.is-open {
    border-color: var(--border-hover);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.5rem;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: 1.0625rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: color var(--transition-base);
}
.faq-question:hover,
.faq-question[aria-expanded="true"] {
    color: var(--accent-silver-light);
}

.faq-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    position: relative;
    transition: transform var(--transition-base);
}
.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    background: currentColor;
    transition: transform var(--transition-base);
}
.faq-icon::before {
    top: 50%; left: 0;
    width: 100%; height: 2px;
    transform: translateY(-50%);
}
.faq-icon::after {
    top: 0; left: 50%;
    width: 2px; height: 100%;
    transform: translateX(-50%);
}
.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

/* انیمیشن نرم و بدون پرش */
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-answer-inner {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.9375rem;
    line-height: 1.7;
}
		

		/* === FOOTER === */
		.site-footer {
			border-top: 1px solid var(--border-glass);
			padding: 4rem 0 2rem;
			background: var(--bg-secondary);
		}
		.footer-inner {
			display: grid;
			grid-template-columns: 1fr;
			gap: 2.5rem;
			margin-bottom: 3rem;
		}
		@media (min-width: 768px) {
			.footer-inner {
				grid-template-columns: 2fr 1fr 1fr;
			}
		}
		.footer-brand img {
			width: 90px;
			height: auto;
			margin-bottom: 1rem;
			opacity: 0.9;
		}
		.footer-brand p {
			font-size: 0.875rem;
			color: var(--text-muted);
			max-width: 32ch;
			line-height: 1.6;
		}
		.footer-links nav ul {
			display: flex;
			flex-direction: column;
			gap: 0.75rem;
		}
		.footer-links a {
			font-size: 0.875rem;
			color: var(--text-muted);
			transition: color var(--transition-base);
		}
		.footer-links a:hover {
			color: var(--accent-silver-light);
		}
		.footer-social {
			display: flex;
			gap: 1rem;
		}
		.footer-social a {
			display: inline-flex;
			align-items: center;
			justify-content: center;
			width: 40px;
			height: 40px;
			border-radius: 50%;
			border: 1px solid var(--border-glass);
			color: var(--text-muted);
			font-size: 0.8125rem;
			font-weight: 600;
			transition: all var(--transition-base);
		}
		.footer-social a:hover {
			border-color: var(--accent-silver);
			color: var(--accent-silver-light);
			background: rgba(199,199,199,0.05);
		}
		.footer-bottom {
			border-top: 1px solid var(--border-glass);
			padding-top: 2rem;
			text-align: center;
		}
		.footer-bottom p {
			font-size: 0.8125rem;
			color: var(--text-muted);
		}

		/* === ANIMATIONS === */
		@keyframes fadeInUp {
			from {
				opacity: 0;
				transform: translateY(30px);
			}
			to {
				opacity: 1;
				transform: translateY(0);
			}
		}
		.animate-on-scroll {
			opacity: 0;
			transform: translateY(30px);
			transition: opacity 0.8s var(--transition-slow), transform 0.8s var(--transition-slow);
		}
		.animate-on-scroll.is-visible {
			align-items: center;
			opacity: 1;
			transform: translateY(0);
		}

		/* === REDUCED MOTION === */
		@media (prefers-reduced-motion: reduce) {
			html {
				scroll-behavior: auto;
			}
			*, *::before, *::after {
				animation-duration: 0.01ms !important;
				animation-iteration-count: 1 !important;
				transition-duration: 0.01ms !important;
			}
		}

		/* === ULTRA-WIDE === */
		@media (min-width: 1600px) {
			:root {
				--container-padding: 3rem;
			}
			.container {
				max-width: 1440px;
			}
		}
        

.hero-page-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(17, 17, 17, 0) 100%);
    z-index: 1;
}

/* مطمئن می‌شویم محتوا بالای لایه تاریک قرار می‌گیرد */
.hero .container {
    position: relative;
    z-index: 2;
}
/* حل مشکل تداخل فونت در بخش خدمات */
.hero-title, 
.hero-title .word, 
.hero-title .word.accent {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif !important;
    font-weight: 700 !important;
    letter-spacing: -0.5px !important;
}