:root {
    --bg: #f5f6f3;
    --bg-alt: #eceeea;
    --ink: #171b1f;
    --ink-soft: #4b545c;
    --line: #d9dcd8;
    --primary: #223b52;
    --primary-soft: #345876;
    --accent: #c07a2b;
    --accent-soft: #e7d2b3;
    --white: #ffffff;
    --radius: 2px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--ink);
    font-family: 'Vazirmatn', sans-serif;
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.mono {
    font-family: 'JetBrains Mono', monospace;
    direction: ltr;
    unicode-bidi: isolate;
}

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

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 28px;
}

/* ---------- Header ---------- */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(245, 246, 243, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 28px;
    max-width: 1180px;
    margin: 0 auto;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    background: rgba(245, 246, 243, 0.92);
}

.brand-mark {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 20px;
    letter-spacing: 1px;
    color: var(--white);
    background: var(--primary);
    padding: 6px 10px;
    border-radius: var(--radius);
    direction: ltr;
}

.brand-logo {
    height: 46px;
    width: auto;
    transition: transform .25s ease;
}

.brand:hover .brand-logo {
    transform: scale(1.05);
}

.brand-name {
    font-weight: 700;
    font-size: 17px;
}

.brand-name span {
    display: block;
    font-weight: 400;
    font-size: 12.5px;
    color: var(--ink-soft);
    margin-top: 2px;
}

nav ul {
    display: flex;
    gap: 34px;
    list-style: none;
}

nav a {
    font-size: 15px;
    font-weight: 500;
    color: var(--ink-soft);
    position: relative;
    padding: 4px 0;
    transition: color .2s ease;
}

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

nav a::after {
    content: '';
    position: absolute;
    right: 0;
    bottom: -2px;
    width: 0;
    height: 1.5px;
    background: var(--accent);
    transition: width .25s ease;
}

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

.nav-right {
    display: flex;
    align-items: center;
    gap: 22px;
}

.call-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13.5px;
    font-weight: 600;
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 8px 14px;
    border-radius: var(--radius);
    direction: ltr;
    transition: background .2s ease, color .2s ease;
    white-space: nowrap;
}

.call-btn:hover {
    background: var(--primary);
    color: var(--white);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--ink);
}

/* ---------- Hero ---------- */
.hero {
    padding: 108px 0 88px;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
    align-items: center;
}

.eyebrow {
    font-family: 'JetBrains Mono', monospace;
    direction: ltr;
    display: inline-block;
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--accent);
    border: 1px solid var(--accent-soft);
    background: #fbf4ea;
    padding: 6px 12px;
    border-radius: var(--radius);
    margin-bottom: 22px;
}

.hero h1 {
    font-size: clamp(32px, 4.4vw, 50px);
    font-weight: 800;
    line-height: 1.28;
    letter-spacing: -0.3px;
    color: var(--primary);
    margin-bottom: 22px;
}

.hero p.lead {
    font-size: 17px;
    color: var(--ink-soft);
    max-width: 52ch;
    margin-bottom: 34px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14.5px;
    transition: all .2s ease;
}

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

.btn-primary:hover {
    background: var(--primary-soft);
}

.btn-ghost {
    border: 1px solid var(--line);
    color: var(--ink);
}

.btn-ghost:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.hero-panel {
    border: 1px solid var(--line);
    background: var(--white);
    padding: 26px;
    border-radius: var(--radius);
}

.hero-panel-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    letter-spacing: 1px;
    color: var(--ink-soft);
    direction: ltr;
    text-align: left;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 12px;
}

.flow {
    display: flex;
    flex-direction: column;
}

.flow-item {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px dashed var(--line);
}

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

.flow-item .label {
    font-weight: 600;
    font-size: 15px;
}

.flow-item .code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12.5px;
    color: var(--accent);
    direction: ltr;
}

/* ---------- Section shells ---------- */
section {
    padding: 76px 0;
    scroll-margin-top: 84px;
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 44px;
    flex-wrap: wrap;
    gap: 16px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 22px;
}

.section-head h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
}

.section-head .tag {
    font-family: 'JetBrains Mono', monospace;
    direction: ltr;
    font-size: 12.5px;
    color: var(--ink-soft);
    letter-spacing: 1px;
}

#products {
    background: var(--bg-alt);
}

/* ---------- Category tabs ---------- */
.cat-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.cat-tab {
    font-size: 14px;
    font-weight: 600;
    padding: 9px 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
    color: var(--ink-soft);
    cursor: pointer;
    transition: all .18s ease;
}

.cat-tab:hover {
    border-color: var(--primary-soft);
    color: var(--primary);
}

.cat-tab.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.cat-block {
    display: none;
    animation: fadeIn .35s ease;
}

.cat-block.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.cat-desc {
    color: var(--ink-soft);
    font-size: 14.5px;
    margin-bottom: 26px;
    max-width: 65ch;
}

.element-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 14px;
}

.element-card {
    position: relative;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px 14px 14px;
    min-height: 118px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    transition: border-color .2s ease, transform .2s ease;
}

.element-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}

.element-card::before {
    content: attr(data-code);
    position: absolute;
    left: -6px;
    bottom: -18px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 52px;
    font-weight: 700;
    color: var(--bg-alt);
    z-index: 0;
    direction: ltr;
}

.element-code {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 20px;
    color: var(--primary);
    direction: ltr;
    position: relative;
    z-index: 1;
}

.element-name {
    font-size: 12.5px;
    color: var(--ink-soft);
    position: relative;
    z-index: 1;
    margin-top: 10px;
}

.element-image {
    width: 100%;
    height: 6rem;
    object-fit: cover;
    border-radius: var(--radius);
    margin-bottom: 6px;
    position: relative;
    z-index: 1;
    transition: all ease-in-out 0.3s;
}

.element-card:hover .element-image {
    height: 8rem;
}

/* ---------- About ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
    align-items: start;
}

.about-since {
    font-family: 'JetBrains Mono', monospace;
    direction: ltr;
    text-align: left;
    border: 1px solid var(--line);
    padding: 24px;
    background: var(--white);
    border-radius: var(--radius);
}

.about-since .num {
    font-size: 44px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.about-since .cap {
    font-size: 12px;
    color: var(--ink-soft);
    margin-top: 10px;
    letter-spacing: .5px;
}

.about-body p {
    color: var(--ink-soft);
    font-size: 16px;
    margin-bottom: 18px;
}

.pillars {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 22px;
}

.pillar {
    font-size: 13.5px;
    font-weight: 600;
    padding: 8px 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    color: var(--ink-soft);
    background: var(--white);
}

/* ---------- Contact ---------- */
#contact {
    background: var(--bg-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 34px;
}

.contact-card h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 18px;
}

.contact-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px dashed var(--line);
}

.contact-row:last-child {
    border-bottom: none;
}

.contact-row .k {
    font-size: 13px;
    color: var(--ink-soft);
    width: 90px;
    flex-shrink: 0;
}

.contact-row .v {
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
    direction: ltr;
    text-align: right;
    flex: 1;
}

.contact-note {
    color: var(--ink-soft);
    font-size: 14.5px;
    line-height: 1.9;
}

/* ---------- Footer ---------- */
footer {
    padding: 30px 0;
    border-top: 1px solid var(--line);
}

.footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
    color: var(--ink-soft);
}

.footer-row .mono {
    color: var(--ink-soft);
}

.element-card {
    cursor: pointer;
}

/* ---------- Product modal ---------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(20, 25, 30, 0.55);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 1000;
}

.modal-overlay.open {
    display: flex;
}

.modal-box {
    background: var(--white);
    border-radius: var(--radius);
    max-width: 620px;
    width: 100%;
    max-height: 86vh;
    overflow-y: auto;
    position: relative;
    animation: modalIn .22s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(10px) scale(.98);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: 1px solid var(--line);
    background: var(--white);
    border-radius: var(--radius);
    font-size: 16px;
    color: var(--ink-soft);
    cursor: pointer;
    line-height: 1;
}

.modal-close:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.modal-image {
    background: var(--bg-alt);
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 26px;
    overflow: hidden;
}

.modal-image svg {
    width: 108px;
    height: 108px;
}

.modal-image img {
    max-width: 100%;
    max-height: 260px;
    object-fit: contain;
    border-radius: var(--radius);
    animation: imgZoom .5s ease;
}

@keyframes imgZoom {
    from {
        opacity: 0;
        transform: scale(1.06);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ---------- Reveal on scroll ---------- */
.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity .65s ease, transform .65s ease;
}

.reveal.in-view {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .hero-enter {
        opacity: 1 !important;
        transform: none !important;
        animation: none !important;
    }
}

/* ---------- Hero entrance ---------- */
.hero-enter {
    opacity: 0;
    transform: translateY(14px);
    animation: heroEnter .7s ease forwards;
}

.hero-enter.d1 {
    animation-delay: .05s;
}

.hero-enter.d2 {
    animation-delay: .18s;
}

.hero-enter.d3 {
    animation-delay: .3s;
}

@keyframes heroEnter {
    to {
        opacity: 1;
        transform: none;
    }
}

.modal-head {
    padding: 24px 30px 22px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    gap: 18px;
}

.modal-code {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 800;
    font-size: 30px;
    color: var(--primary);
    direction: ltr;
    border: 1px solid var(--line);
    background: var(--bg-alt);
    padding: 10px 16px;
    border-radius: var(--radius);
}

.modal-head-text h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

.modal-head-text .en {
    font-family: 'JetBrains Mono', monospace;
    direction: ltr;
    font-size: 12.5px;
    color: var(--ink-soft);
    margin-top: 4px;
    display: inline-block;
}

.modal-body {
    padding: 24px 30px 30px;
}

.modal-body p {
    color: var(--ink-soft);
    font-size: 15px;
    margin-bottom: 20px;
}

.modal-cta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

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

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

    nav {
        position: fixed;
        inset: 64px 0 auto 0;
        background: var(--bg);
        border-bottom: 1px solid var(--line);
        padding: 10px 28px 20px;
        transform: translateY(-130%);
        transition: transform .25s ease;
    }

    nav.open {
        transform: translateY(40px);
        border-top: 1px solid var(--line);
    }

    #siteNav {
        z-index: -1;
    }

    nav ul {
        flex-direction: column;
        gap: 16px;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-right .call-btn span.txt {
        display: none;
    }
}

.about-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 18px;
}

.company-name {
    font-family: 'Vazirmatn', sans-serif;
    direction: rtl;
}

.mt-22 {
    margin-top: 22px;
}

/*custom styles by codealiea*/

.flex {
    display: flex;
}

.social-media-container {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.social-media-links {
    filter: grayscale(0.8);
}

.social-media-links:hover {
    filter: grayscale(0);
}

.ml-10px {
    margin-left: 10px;
}

.ins-color {
    color: #fd1d1d;
}