-e /* ATRAS — global stylesheet */


        /* ================================
           RESET
        ================================= */

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

        body {
            font-family: 'Vazirmatn', Tahoma, sans-serif;
            font-feature-settings: 'ss01' 1, 'cv01' 1;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.8;
            overflow-x: hidden;
        }

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


        /* ================================
           COLORS
        ================================= */

        :root {
            --bg: #ffffff;
            --bg-alt: #f7f4ed;
            --surface: #faf8f2;

            --gold: #b8872c;
            --gold-light: #d9ad4c;
            --gold-dark: #8a6418;

            --ink: #17140f;
            --ink-soft: #4c483e;
            --ink-faint: #8b8579;

            --line: rgba(23, 20, 15, 0.09);
        }


        /* ================================
           HEADER
        ================================= */

        header {
            position: fixed;
            top: 0;
            right: 0;
            left: 0;

            height: 82px;

            display: flex;
            align-items: center;
            justify-content: space-between;

            padding: 0 7%;

            background: rgba(255, 255, 255, 0.82);

            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);

            border-bottom: 1px solid var(--line);

            z-index: 1000;
        }


        /* LOGO */

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

.logo img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: 12px;
}

.logo-text {
    font-family: 'Vazirmatn', Tahoma, sans-serif;
    font-size: 23px;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--gold-dark);
}
        /* NAVIGATION */

        nav {
            display: flex;
            gap: 38px;
        }

        nav a {
            color: var(--ink-soft);
            font-size: 14px;
            font-weight: 500;
            position: relative;
        }

        nav a::after {
            content: "";

            position: absolute;

            right: 0;
            bottom: -8px;

            width: 0;
            height: 1px;

            background: var(--gold);

        }

        nav a:hover {
            color: var(--gold-dark);
        }

        nav a:hover::after {
            width: 100%;
        }

        nav a.active {
            color: var(--gold-dark);
        }

        nav a.active::after {
            width: 100%;
        }


        /* HEADER BUTTON */

        .header-btn {
            padding: 10px 22px;

            border: 1px solid rgba(138, 100, 24, 0.4);

            border-radius: 10px;

            color: var(--gold-dark);

            font-size: 14px;
            font-weight: 500;

        }

        .header-btn:hover {
            background: var(--gold);
            color: #ffffff;

            box-shadow:
                0 0 30px rgba(184, 135, 44, 0.22);
        }


        /* ================================
           HERO
        ================================= */

        .hero {
            min-height: 100vh;

            display: flex;
            align-items: center;
            justify-content: center;

            text-align: center;

            position: relative;

            padding: 150px 7% 90px;

            overflow: hidden;

            background:
                radial-gradient(
                    circle at 80% 30%,
                    rgba(184, 135, 44, 0.08),
                    transparent 32%
                ),
                radial-gradient(
                    circle at 20% 80%,
                    rgba(184, 135, 44, 0.05),
                    transparent 30%
                ),
                #ffffff;
        }


        /* GOLD LIGHT */

        .hero::before {
            content: "";

            position: absolute;

            width: 600px;
            height: 600px;

            top: -250px;
            right: -150px;

            background: rgba(184, 135, 44, 0.09);

            filter: blur(140px);

            border-radius: 50%;
        }

        .hero::after {
            content: "";

            position: absolute;

            width: 500px;
            height: 500px;

            bottom: -250px;
            left: -150px;

            background: rgba(184, 135, 44, 0.05);

            filter: blur(140px);

            border-radius: 50%;
        }


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

            margin: 0 auto;

            position: relative;

            z-index: 2;
        }


        /* BADGE */

        .badge {
            display: inline-flex;

            align-items: center;

            gap: 10px;

            padding: 8px 16px;

            border-radius: 50px;

            border: 1px solid rgba(184, 135, 44, 0.3);

            background: rgba(184, 135, 44, 0.06);

            color: var(--gold-dark);

            font-size: 13px;
            font-weight: 500;

            margin-bottom: 25px;
        }

        .badge-dot {
            width: 7px;
            height: 7px;

            border-radius: 50%;

            background: var(--gold);

            box-shadow:
                0 0 14px rgba(184, 135, 44, 0.55);
        }


        /* HERO TITLE */

        .hero h1 {
            font-size: clamp(45px, 7vw, 88px);

            font-weight: 800;

            color: var(--ink);

            line-height: 1.15;

            letter-spacing: -1px;

            margin-bottom: 25px;
        }

        .hero h1 span {
            background:
                linear-gradient(
                    90deg,
                    var(--gold-dark),
                    var(--gold),
                    var(--gold-light)
                );

            -webkit-background-clip: text;
            background-clip: text;

            color: transparent;
        }


        .hero p {
            max-width: 700px;

            margin: 0 auto 38px;

            color: var(--ink-soft);

            font-size: 18px;

            line-height: 2;
        }


        /* BUTTONS */

        .hero-buttons {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .btn {
            padding: 14px 30px;

            border-radius: 12px;

            font-size: 15px;

            display: inline-flex;
            align-items: center;
            justify-content: center;

        }


        .btn-primary {
            background:
                linear-gradient(
                    135deg,
                    var(--gold-light),
                    var(--gold),
                    var(--gold-dark)
                );

            color: #ffffff;
            font-weight: 600;

            box-shadow:
                0 12px 35px rgba(184, 135, 44, 0.22);
        }

        .btn-primary:hover {
            box-shadow:
                0 18px 45px rgba(184, 135, 44, 0.32);
        }


        .btn-secondary {
            border: 1px solid rgba(23, 20, 15, 0.14);

            background: rgba(23, 20, 15, 0.02);

            color: var(--ink-soft);
            font-weight: 500;
        }

        .btn-secondary:hover {
            border-color: rgba(184, 135, 44, 0.45);

            color: var(--gold-dark);
        }


        /* ================================
           SECTIONS
        ================================= */

        section {
            padding: 110px 7%;
        }

        .section-title {
            text-align: center;

            margin-bottom: 60px;
        }

        .section-title small {
            color: var(--gold-dark);

            font-size: 12px;
            font-weight: 600;

            letter-spacing: 2px;
        }

        .section-title h2 {
            font-size: 40px;
            font-weight: 700;

            color: var(--ink);

            margin-top: 10px;
        }

        .section-title p {
            max-width: 650px;

            margin: 15px auto 0;

            color: var(--ink-faint);
        }


        /* ================================
           ABOUT
        ================================= */

        .about {
            background: var(--bg-alt);

            border-top:
                1px solid var(--line);

            border-bottom:
                1px solid var(--line);
        }

        .about-grid {
            max-width: 1150px;

            margin: auto;

            display: grid;

            grid-template-columns: 1fr 1fr;

            gap: 70px;

            align-items: center;
        }


        .about-text h3 {
            font-size: 31px;
            font-weight: 700;

            color: var(--ink);

            margin-bottom: 20px;
        }

        .about-text h3 span {
            color: var(--gold-dark);
        }

        .about-text p {
            color: var(--ink-soft);

            margin-bottom: 18px;
        }


        /* ABOUT VISUAL */

        .about-box {
            min-height: 370px;

            border-radius: 28px;

            border: 1px solid rgba(184, 135, 44, 0.16);

            background:
                radial-gradient(
                    circle at center,
                    rgba(184, 135, 44, 0.09),
                    transparent 48%
                ),
                var(--surface);

            display: flex;

            align-items: center;
            justify-content: center;

            position: relative;

            overflow: hidden;
        }


        .about-box::before {
            content: "";

            position: absolute;

            width: 280px;
            height: 280px;

            border-radius: 50%;

            border: 1px solid rgba(184, 135, 44, 0.2);
        }

        .about-box::after {
            content: "";

            position: absolute;

            width: 190px;
            height: 190px;

            border-radius: 50%;

            border: 1px solid rgba(184, 135, 44, 0.2);
        }


        .about-icon {
            width: 95px;
            height: 95px;

            border-radius: 27px;

            background:
                linear-gradient(
                    135deg,
                    var(--gold-light),
                    var(--gold),
                    var(--gold-dark)
                );

            display: flex;

            align-items: center;
            justify-content: center;

            font-size: 40px;

            color: #ffffff;

            position: relative;

            z-index: 2;

            box-shadow:
                0 0 70px rgba(184, 135, 44, 0.22);
        }
        /* ================================
   ATRAS ABOUT VIDEO
================================ */

.video-box {
    position: relative;

    min-height: 370px;

    overflow: hidden;

    border-radius: 28px;

    background: var(--surface);

    border: 1px solid rgba(184, 135, 44, 0.2);

    box-shadow:
        0 20px 60px rgba(23, 20, 15, 0.1);
}


.video-box video {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    object-fit: cover;

    display: block;
}


/* لایه مشکی خیلی ظریف روی ویدیو */

.video-overlay {
    position: absolute;

    inset: 0;

    background:
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.08),
            rgba(184, 135, 44, 0.05)
        );

    pointer-events: none;
}



        /* ================================
           SERVICES
        ================================= */

        .services-grid {
            max-width: 1200px;

            margin: auto;

            display: grid;

            grid-template-columns: repeat(3, 1fr);

            gap: 22px;
        }


        .service-card {
            display: block;

            padding: 35px 28px;

            background:
                linear-gradient(
                    145deg,
                    rgba(23, 20, 15, 0.03),
                    rgba(23, 20, 15, 0.008)
                );

            border:
                1px solid rgba(23, 20, 15, 0.07);

            border-radius: 21px;


            position: relative;

            overflow: hidden;
        }


        .service-card::before {
            content: "";

            position: absolute;

            top: 0;
            right: 0;

            width: 100%;
            height: 1px;

            background:
                linear-gradient(
                    90deg,
                    transparent,
                    rgba(184, 135, 44, 0.6),
                    transparent
                );

            opacity: 0;

        }


        .service-card:hover {
            border-color:
                rgba(184, 135, 44, 0.32);

            box-shadow:
                0 25px 55px rgba(23, 20, 15, 0.1);
        }

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


        .service-icon {
            width: 60px;
            height: 60px;

            border-radius: 16px;

            background:
                rgba(184, 135, 44, 0.08);

            border:
                1px solid rgba(184, 135, 44, 0.25);

            display: flex;

            align-items: center;
            justify-content: center;

            font-size: 25px;

            margin-bottom: 22px;
        }


        .service-card h3 {
            font-size: 19px;
            font-weight: 700;

            color: var(--ink);

            margin-bottom: 10px;
        }

        .service-card p {
            color: var(--ink-faint);

            font-size: 14px;
        }


        /* ================================
           CTA
        ================================= */

        .cta {
            padding: 90px 7%;
        }


        .cta-box {
            max-width: 1150px;

            margin: auto;

            text-align: center;

            padding: 80px 30px;

            border-radius: 30px;

            background:
                radial-gradient(
                    circle at center,
                    rgba(184, 135, 44, 0.09),
                    transparent 60%
                ),
                var(--surface);

            border:
                1px solid rgba(184, 135, 44, 0.18);
        }


        .cta-box h2 {
            font-size: 38px;
            font-weight: 700;

            color: var(--ink);

            margin-bottom: 15px;
        }

        .cta-box p {
            color: var(--ink-soft);

            max-width: 600px;

            margin:
                0 auto 30px;
        }


        /* ================================
           FOOTER
        ================================= */

        footer {
            padding: 70px 7% 0;

            border-top:
                1px solid rgba(184, 135, 44, 0.14);

            color: var(--ink-faint);

            font-size: 13px;

            background: var(--bg);
        }

        footer strong {
            color: var(--gold-dark);
        }


        .footer-main {
            max-width: 1200px;

            margin: 0 auto;

            display: grid;

            grid-template-columns: 1.3fr 1fr 1.4fr;

            gap: 40px;

            padding-bottom: 50px;
        }

        .footer-brand p {
            color: var(--ink-faint);

            font-size: 14px;

            line-height: 1.9;

            margin: 16px 0 20px;

            max-width: 320px;
        }

        .footer-col h4 {
            color: var(--ink);

            font-size: 15px;
            font-weight: 700;

            margin-bottom: 18px;
        }

        .footer-links {
            list-style: none;

            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            color: var(--ink-faint);

            font-size: 14px;

        }

        .footer-links a:hover {
            color: var(--gold-dark);
        }

        .footer-contact {
            list-style: none;

            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .footer-contact li {
            display: flex;
            gap: 10px;

            align-items: flex-start;

            font-size: 14px;
            color: var(--ink-faint);

            line-height: 1.8;
        }

        .footer-contact li span.ico {
            flex-shrink: 0;

            font-size: 15px;
        }

        .footer-contact a {
            color: var(--ink-faint);
        }

        .footer-contact a:hover {
            color: var(--gold-dark);
        }

        .social-links {
            display: flex;
            gap: 10px;
        }

        .social-links a {
            padding: 8px 16px;

            border-radius: 9px;

            border: 1px solid rgba(184, 135, 44, 0.3);

            color: var(--gold-dark);

            font-size: 13px;
            font-weight: 500;

        }

        .social-links a:hover {
            background: var(--gold);
            color: #ffffff;
        }

        .footer-bottom {
            padding: 20px 0;

            border-top: 1px solid var(--line);

            display: flex;

            justify-content: space-between;
            align-items: center;

            flex-wrap: wrap;
            gap: 10px;
        }


        /* ================================
           SYSTEM SECTIONS (about-grid reuse)
        ================================= */

        .about-grid.reverse > *:first-child {
            order: 2;
        }

        .about-grid.reverse > *:last-child {
            order: 1;
        }

        .system-section {
            border-top: 1px solid var(--line);
        }

        .system-section.alt {
            background: var(--bg-alt);
        }

        .system-kicker {
            display: inline-block;

            color: var(--gold-dark);

            font-size: 12px;
            font-weight: 600;

            letter-spacing: 2px;

            margin-bottom: 14px;
        }


        /* FEATURE LIST */

        .feature-list {
            list-style: none;

            display: flex;
            flex-direction: column;
            gap: 16px;

            margin-top: 22px;
        }

        .feature-list li {
            display: flex;
            gap: 14px;

            align-items: flex-start;
        }

        .feature-list .dot {
            flex-shrink: 0;

            width: 22px;
            height: 22px;

            margin-top: 2px;

            border-radius: 7px;

            background: rgba(184, 135, 44, 0.1);

            border: 1px solid rgba(184, 135, 44, 0.28);

            color: var(--gold-dark);

            font-size: 12px;
            font-weight: 700;

            display: flex;
            align-items: center;
            justify-content: center;
        }

        .feature-list b {
            color: var(--ink);
            font-weight: 700;
        }

        .feature-list span {
            color: var(--ink-soft);
            font-size: 15px;
        }


        /* STATS ROW */

        .stats-row {
            display: flex;

            gap: 18px;

            flex-wrap: wrap;

            margin-top: 30px;
        }

        .stat-chip {
            flex: 1;
            min-width: 150px;

            padding: 16px 18px;

            border-radius: 14px;

            background: var(--surface);

            border: 1px solid rgba(184, 135, 44, 0.16);
        }

        .stat-chip strong {
            display: block;

            font-size: 20px;
            font-weight: 800;

            color: var(--gold-dark);

            margin-bottom: 4px;
        }

        .stat-chip span {
            font-size: 13px;
            color: var(--ink-faint);
        }


        /* BRAND STRIP */

        .brand-strip {
            display: flex;

            flex-wrap: wrap;

            gap: 12px;

            justify-content: center;

            margin-top: 34px;

            max-width: 1000px;

            margin-left: auto;
            margin-right: auto;
        }

        .brand-badge {
            padding: 9px 20px;

            border-radius: 10px;

            border: 1px solid var(--line);

            background: var(--bg);

            color: var(--ink-soft);

            font-size: 13px;
            font-weight: 600;

            letter-spacing: 0.3px;
        }


        /* ================================
           CONTACT
        ================================= */

        .contact-grid {
            max-width: 1150px;

            margin: auto;

            display: grid;

            grid-template-columns: 1fr 1fr;

            gap: 40px;

            align-items: stretch;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

            padding: 22px 24px;

            border-radius: 18px;

            background: var(--surface);

            border: 1px solid rgba(184, 135, 44, 0.16);
        }

        .contact-card .contact-icon {
            flex-shrink: 0;

            width: 46px;
            height: 46px;

            border-radius: 13px;

            background: rgba(184, 135, 44, 0.08);

            border: 1px solid rgba(184, 135, 44, 0.25);

            display: flex;
            align-items: center;
            justify-content: center;

            font-size: 20px;
        }

        .contact-card b {
            display: block;

            font-size: 14px;
            color: var(--ink-faint);

            margin-bottom: 3px;
            font-weight: 500;
        }

        .contact-card span,
        .contact-card a {
            display: block;

            font-size: 16px;
            font-weight: 700;

            color: var(--ink);
        }

        .contact-card a:hover {
            color: var(--gold-dark);
        }

        .contact-form {
            padding: 32px;

            border-radius: 22px;

            background: var(--surface);

            border: 1px solid rgba(184, 135, 44, 0.16);

            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .form-row {
            display: grid;

            grid-template-columns: 1fr 1fr;

            gap: 16px;
        }

        .form-field {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-field label {
            font-size: 13px;
            color: var(--ink-soft);
            font-weight: 500;
        }

        .form-field input,
        .form-field textarea {
            font-family: 'Vazirmatn', Tahoma, sans-serif;

            padding: 12px 14px;

            border-radius: 10px;

            border: 1px solid rgba(23, 20, 15, 0.14);

            background: #ffffff;

            color: var(--ink);

            font-size: 14px;

            resize: none;

        }

        .form-field input:focus,
        .form-field textarea:focus {
            outline: none;

            border-color: rgba(184, 135, 44, 0.5);
        }

        .form-submit {
            align-self: flex-start;

            border: none;

            cursor: pointer;
        }


        /* ================================
           PAGE HEADER / BREADCRUMB
        ================================= */

        .page-header {
            padding: 150px 7% 60px;

            text-align: center;

            background:
                radial-gradient(
                    circle at 50% -10%,
                    rgba(184, 135, 44, 0.09),
                    transparent 45%
                ),
                #ffffff;

            border-bottom: 1px solid var(--line);
        }

        .breadcrumb {
            font-size: 13px;

            color: var(--ink-faint);

            margin-bottom: 18px;
        }

        .breadcrumb a {
            color: var(--ink-faint);
        }

        .breadcrumb a:hover {
            color: var(--gold-dark);
        }

        .breadcrumb span {
            color: var(--gold-dark);
        }

        .page-header h1 {
            font-size: clamp(32px, 4.5vw, 50px);

            font-weight: 800;

            color: var(--ink);

            margin-bottom: 16px;
        }

        .page-header p {
            max-width: 680px;

            margin: 0 auto;

            color: var(--ink-soft);

            font-size: 16px;

            line-height: 1.9;
        }


        /* CARD LINK ARROW */

        .card-arrow {
            display: inline-block;

            margin-top: 14px;

            font-size: 13px;
            font-weight: 600;

            color: var(--gold-dark);
        }


        /* MAP */

        .map-embed {
            max-width: 1150px;

            margin: 40px auto 0;

            border-radius: 20px;

            overflow: hidden;

            border: 1px solid rgba(184, 135, 44, 0.16);
        }

        .map-embed iframe {
            display: block;

            width: 100%;
            height: 360px;

            border: 0;
        }


        /* ================================
           RESPONSIVE
        ================================= */

        @media (max-width: 900px) {

            .page-header {
                padding: 130px 6% 50px;
            }
        }

            nav {
                display: none;
            }

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

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

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


        @media (max-width: 600px) {

            header {
                padding: 0 5%;
            }

            .header-btn {
                display: none;
            }

            section {
                padding: 80px 5%;
            }

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

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

            .contact-form {
                padding: 24px;
            }

            .hero h1 {
                font-size: 47px;
            }

            .hero p {
                font-size: 15px;
            }

            .section-title h2 {
                font-size: 30px;
            }

            .cta-box h2 {
                font-size: 28px;
            }

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

                gap: 34px;

                text-align: center;
            }

            .footer-brand p {
                margin-left: auto;
                margin-right: auto;
            }

            .social-links {
                justify-content: center;
            }

            .footer-links,
            .footer-contact {
                align-items: center;
            }

            .footer-contact li {
                flex-direction: column;

                align-items: center;
            }

            .footer-bottom {
                flex-direction: column;

                text-align: center;
            }
        }