/* ============================================
   Font Face Declarations
   ============================================ */

/* Roboto Font Family - for text content */
@font-face {
    font-family: 'Roboto';
    src: url('../font/roboto/Roboto-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Roboto';
    src: url('../font/roboto/Roboto-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Roboto';
    src: url('../font/roboto/Roboto-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Roboto';
    src: url('../font/roboto/Roboto-Light.ttf') format('truetype');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

/* Bank Gothic Font Family - for titles */
@font-face {
    font-family: 'Bank Gothic';
    src: url('../font/bankgothic-md-bt/Bank Gothic Light Regular.otf') format('opentype');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Bank Gothic';
    src: url('../font/bankgothic-md-bt/BankGothicMediumBT.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Bank Gothic';
    src: url('../font/bankgothic-md-bt/BankGothic Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* ============================================
   CSS Variables (Design Tokens)
   ============================================ */

:root {
    /* Colors */
    --color-bg-primary: #000000;
    --color-bg-secondary: #0A0A0A;
    --color-bg-card: #1A1A1A;
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #CCCCCC;
    --color-accent-blue: #00B4FF;
    --color-accent-blue-light: #66D9FF;
    --color-button-primary: #E0E0E0;
    --color-button-text: #000000;
    --color-border: rgba(255, 255, 255, 0.1);
    --color-hover-glow: rgba(0, 180, 255, 0.3);
    
    /* Typography */
    --font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-family-title: 'Bank Gothic', Arial, sans-serif;
    --font-weight-bold: 700;
    --font-weight-semi: 600;
    --font-weight-regular: 400;
    --font-weight-light: 300;
    
    /* Spacing */
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-2xl: 3rem;     /* 48px */
    --spacing-3xl: 4rem;     /* 64px */
    --spacing-4xl: 6rem;     /* 96px */
    --spacing-5xl: 8rem;     /* 128px */
    
    /* Layout */
    --container-max-width: 1440px;
    --container-padding: 1.5rem;
    --section-padding-vertical: 5rem;
    
    /* Effects */
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(0, 180, 255, 0.4);
    --shadow-brain: 0 0 60px rgba(0, 180, 255, 0.6);
    
    /* Border Radius */
    --radius-sm: 0.5rem;     /* 8px */
    --radius-md: 0.75rem;    /* 12px */
    
    /* Transitions */
    --transition-fast: 0.2s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
}

/* All headings use Bank Gothic font */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-title);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

/* ============================================
   Container
   ============================================ */

.container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0;
    width: 100%;
}

/* ============================================
   Section Titles
   ============================================ */

.section__title {
    font-family: var(--font-family-title);
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    text-transform: uppercase;
}

.section__title--left {
    text-align: left;
    margin-bottom: var(--spacing-xl);
}

.section__title--vertical {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-size: 2.5rem;
    margin: 0;
    white-space: nowrap;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.625rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: var(--font-weight-semi);
    border-radius: 2rem;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

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

.btn--primary:hover,
.btn--primary:active {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(0, 180, 255, 0.4), 0 0 40px rgba(0, 180, 255, 0.2);
    border-color: var(--color-accent-blue);
    background-color: rgba(0, 180, 255, 0.1);
}

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

.btn--secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn--video {
    background-color: transparent;
    color: var(--color-text-primary);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn--video:hover {
    color: var(--color-accent-blue);
}

.btn__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
}

/* ============================================
   Navbar
   ============================================ */

.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.navbar .container {
    margin-left: 3%;
    margin-right: 3%;
}

.navbar__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    gap: var(--spacing-lg);
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-family-title);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

.navbar__logo-img {
    height: 8rem;
    width: 80%;
    object-fit: contain;
}

.navbar__logo-icon {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
}

.navbar__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    flex: 1;
    justify-content: center;
}

.navbar__item {
    position: relative;
}

.navbar__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.navbar__link-lock {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    color: var(--color-accent-blue);
    opacity: 0.7;
    transition: opacity var(--transition-fast), color var(--transition-fast);
}

.navbar__link:hover .navbar__link-lock {
    opacity: 1;
    color: var(--color-accent-blue);
}

.navbar__link:hover {
    color: var(--color-accent-blue);
}

.navbar__dropdown-icon {
    font-size: 0.75rem;
    transition: transform var(--transition-fast);
}

/* ============================================
   Mega Menu
   ============================================ */

.navbar__megamenu {
    position: absolute;
    top: 100%;
    left: 60%;
    transform: translateX(-20%) translateY(-10px);
    width: 100vw;
    max-width: 800px;
    background-color: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid var(--color-accent-blue);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal), transform var(--transition-normal);
    z-index: 999;
    padding: var(--spacing-lg) var(--spacing-md);
    margin-top: var(--spacing-sm);
}

@media (min-width: 769px) {
    .navbar__item--dropdown:hover .navbar__megamenu {
        opacity: 1;
        visibility: visible;
        transform: translateX(-20%) translateY(0);
    }
    
    .navbar__item--dropdown:hover .navbar__dropdown-icon {
        transform: rotate(180deg);
    }
    .algorithm__image {
        padding: 0 5%;
    }
}
@media (max-width: 768px) {
    .algorithm__image {
        padding: 0 5% 0 0 !important;
    }
}
.navbar__toggle--white {
    margin-right: 6% !important;
}

/* Mobile fixes for logo and hamburger menu - Additional breakpoints */
@media (max-width: 428px) {
    .navbar__logo-img {
        height: 40px !important;
        width: 120px;
    }
}

@media (max-width: 375px) {
    .navbar__logo-img {
        height: 32px !important;
        max-width: 100px;
    }
}


.navbar__megamenu-content {
    width: 100%;
}

.navbar__megamenu-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.navbar__megamenu-item {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    text-decoration: none;
    color: var(--color-text-primary);
    font-size: 0.875rem;
    font-weight: var(--font-weight-regular);
    transition: all var(--transition-normal);
    position: relative;
    background-color: transparent;
    border: none;
    border-radius: 0;
    overflow: hidden;
}

.navbar__megamenu-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: inherit;
    background-size: 110px auto;
    background-position: calc(100% - 80px) center;
    background-repeat: no-repeat;
    opacity: 0.15;
    filter: brightness(0) invert(1);
    z-index: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.navbar__megamenu-item:hover::before {
    opacity: 0.25;
}

.navbar__megamenu-lock {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-sm);
    width: 14px;
    height: 14px;
    color: var(--color-accent-blue);
    opacity: 0.7;
    transition: opacity var(--transition-fast), color var(--transition-fast);
}

.navbar__megamenu-item:hover .navbar__megamenu-lock {
    opacity: 1;
    color: var(--color-accent-blue);
}

.navbar__megamenu-text {
    position: relative;
    z-index: 1;
    display: inline-block;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.navbar__megamenu-item:hover {
    color: var(--color-accent-blue);
    transform: translateX(10px);
    background-color: rgba(0, 180, 255, 0.05);
}

.navbar__megamenu-item:hover .navbar__megamenu-text {
    color: var(--color-accent-blue);
}

/* Department background images */
.navbar__megamenu-item--xchase::before {
    background-image: url('../image/Departman1/Xchase-white.png');
}

.navbar__megamenu-item--chaseprime::before {
    background-image: url('../image/Departman1/Chaseprime-white.png');
}

.navbar__megamenu-item--chasestate::before {
    background-image: url('../image/Departman1/Chaseestate-white.png');
}

.navbar__megamenu-item--marketchase::before {
    background-image: url('../image/Departman1/Marketchase-white.png');
}

.navbar__megamenu-item--battlechase::before {
    background-image: url('../image/Departman1/battelchase-white.png');
}

.navbar__megamenu-item--rentalchase::before {
    background-image: url('../image/Departman1/VENTURE chase-white(1).png');
}

.navbar__megamenu-item--flowchase::before {
    background-image: url('../image/Departman1/flowchase-White.png');
}

.navbar__megamenu-item--privatechase::before {
    background-image: url('../image/Departman1/praivet chase-white.png');
}


.navbar__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-right: 6%;
    width: 8%;
}
.navbar__actions img{
    width: 20% !important;
    height: 7%;
}
.navbar__actions button {
    background-color: #FFFFFF;
    color: #0A0A0A;
    border-radius: 25px;
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 24px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer;
}

.navbar__toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all var(--transition-fast);
}


.overlay {
    position: fixed;
    inset: 0;
    background: rgba(2,2,2,0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}


.overlay.active { display: flex; }


.modal {
    width: 90%;
    max-width: 900px;
    background: #000000;
    border-radius: 20px;
    padding: 32px 36px;
    box-shadow: 0 0 420px 480px rgba(0,0,0,0.6);
    position: relative;
    border: 1px solid var(--color-accent-blue);
}
.close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 22px;
    cursor: pointer;
    opacity: 0.8;
}
.subtitle {
    color: #b7bcc9;
    margin-bottom: 28px;
    font-size: 15px;
}


.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 28px;
}


.section h4 {
    margin: 0 0 14px;
    font-size: 14px;
    letter-spacing: 2px;
    color: #ffffff;
}


.item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 15px;
}
.icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: #151b29;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}


.open-btn {
    padding: 14px 24px;
    border-radius: 12px;
    border: none;
    background: #ffffff;
    color: #000;
    font-size: 16px;
    cursor: pointer;
}


/* ============================================
   Hero Section
   ============================================ */

.hero {
    min-height: 600px;
    padding: var(--section-padding-vertical) 0;
    display: flex;
    align-items: center;
}

    .hero .container {
        margin-left: 5%;
        margin-right: 5%;
    }

.hero__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.hero__title {
    font-family: var(--font-family-title);
    font-size: 4rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-xl);
    text-transform: uppercase;
}

.hero__description {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
}

.hero__actions {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.hero__image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero__image-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    object-fit: contain;
}
.hero__actions .btn--secondary{

    width: 22%;
}
@media (max-width: 480px) {
    .hero__actions .btn--secondary{

        width: 30% !important;
    }
}
@media (max-width: 780px) {
    .hero__actions .btn--secondary{

        width: 25% !important;
    }
}

.hero__brain {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.brain__glow {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 180, 255, 0.3) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

.brain__nodes {
    position: relative;
    width: 300px;
    height: 300px;
}

.brain__node {
    position: absolute;
    width: 12px;
    height: 12px;
    background-color: var(--color-accent-blue);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-accent-blue);
}

.brain__node:nth-child(1) { top: 20%; left: 30%; }
.brain__node:nth-child(2) { top: 30%; right: 25%; }
.brain__node:nth-child(3) { top: 50%; left: 20%; }
.brain__node:nth-child(4) { top: 50%; right: 20%; }
.brain__node:nth-child(5) { bottom: 30%; left: 30%; }
.brain__node:nth-child(6) { bottom: 20%; right: 30%; }

@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero__brain {
    animation: float 3s ease-in-out infinite;
}

/* ============================================
   Bridge Section
   ============================================ */

.bridge {
    position: relative;
    width: 98%;
    min-height: 100vh;
    padding: 0;
    overflow: hidden;
}
.img-1{
    width: 20%;
    height: auto;
}
#btn-1{
    width: 25%;
}
@media(max-width: 480px) {
    #btn-1{
        width: 30%;
    }
}

.bridge__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

    .bridge__image-img {
        width: 100%;
        height: 85%;
        object-fit: cover;
        display: block;
    }
    
    @media (max-width: 768px) {
        .bridge__image-img {
            height: 100%;
            object-fit: cover;
        }
    }
    
    @media (max-width: 480px) {
        .bridge__image-img {
            height: 100%;
            object-fit: cover;
        }
    }

.bridge__content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    min-height: 100vh;
    padding: var(--spacing-3xl);
    padding-right: 5%;
}

.bridge__illustration {
    width: 100%;
    height: 500px;
    background: linear-gradient(to top, transparent 0%, var(--color-text-primary) 20%, var(--color-text-primary) 80%, transparent 100%);
    clip-path: polygon(0% 100%, 20% 60%, 40% 50%, 50% 45%, 60% 50%, 80% 60%, 100% 100%);
    position: relative;
}

.bridge__illustration::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.1) 50%, transparent 100%);
}

.bridge__text {
    max-width: 600px;
    text-align: left;
}

.bridge__title {
    font-family: var(--font-family-title);
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-xl);
    text-transform: uppercase;
    color: var(--color-text-primary);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.bridge__description {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-2xl);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}

/* ============================================
   Department Section
   ============================================ */

.department {
    padding: var(--section-padding-vertical) 0;
}

.department .container {
    margin-left: 3%;
    margin-right: 3%;
}

.department__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    max-width: 85%;
    margin: 0 auto;
    padding: 0 3%;
}

.department__card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-sm);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border);
}

@media (max-width: 768px) {
    .department__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .department__logo-img {
        width: 120px!important;
        height: auto!important;
    }
}
@media (max-width: 480px) {
    .department__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .department__logo-img {
        width: 120px!important;
        max-width: 100%!important;
        height: auto!important;
        max-height: 50px!important;
    }
}
.department__card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
    border-color: var(--color-accent-blue);
}

.department__logo {
    font-size: 1rem;
    font-weight: var(--font-weight-semi);
    text-align: center;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.department__logo-img {
    max-width: 60%;
    max-height: 50px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.department__logo-img-first-child {
    width: 75% !important;
}
.department__logo-sub {
    display: block;
    font-size: 0.875rem;
    font-weight: var(--font-weight-regular);
    margin-top: var(--spacing-xs);
    opacity: 0.8;
}
@media (max-width: 768px) {
    .department__logo-img{
        width: 50%;
        height: 50px;
    }
}
/* ============================================
   Algorithm Section
   ============================================ */

.algorithm {
    padding: var(--section-padding-vertical) 0;
}

.algorithm .container {
    margin-left: 3%;
    margin-right: 3%;
}

.algorithm__content {
    display: flex;
    gap: var(--spacing-4xl);
    align-items: center;
    margin-top: var(--spacing-2xl);
}

.algorithm__image {
    flex: 0 0 auto;
    margin-left: 5%;
}

.algorithm__image-img {
    width: 100%;
    max-width: 600px;
    height: auto;
    object-fit: contain;
}

.algorithm__text {
    flex: 1;
    max-width: 600px;
    margin-left: 0.5%;
    margin-right: 3%;
}

.algorithm__diagram {
    position: relative;
}

.diagram {
    position: relative;
    width: 100%;
    min-height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--spacing-xl) 0;
}

.diagram__connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.diagram__arrow {
    position: absolute;
    width: auto;
    height: auto;
    max-width: 250px;
    max-height: 250px;
    object-fit: contain;
    opacity: 0.8;
    z-index: 1;
    pointer-events: none;
}

.diagram__arrow--extra-1 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.diagram__arrow--extra-2 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Arrow from FUCHASE to X Chase */
.diagram__arrow--to-xchase {
    top: 42%;
    right: 8%;
    width: 400px;
    height: auto;
    transform: rotate(180deg);
    transform-origin: top center;
}

.diagram__arrow--to-xchase-left {
    top: 38%;
    right: 26%;
    width: 200px;
    height: auto;
    transform: rotate(180deg);
    transform-origin: top center;
}

.diagram__row {
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: relative;
    z-index: 2;
}

.diagram__center {
    z-index: 2;
}

.diagram__row--top {
    margin-bottom: var(--spacing-xl);
}

.diagram__row--middle {
    margin: var(--spacing-xl) 0;
}

.diagram__row--bottom {
    margin-top: var(--spacing-xl);
}

.diagram__center {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 3;
    margin: var(--spacing-xl) 0;
}

.diagram__logo-img {
    max-width: 200px;
    height: auto;
    object-fit: contain;
    z-index: 3;
    position: relative;
}

.diagram__node {
    background-color: var(--color-bg-card);
    border: 2px solid var(--color-accent-blue);
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: var(--font-weight-semi);
    text-align: center;
    color: var(--color-text-primary);
    position: relative;
    z-index: 3;
    box-shadow: 0 0 15px rgba(0, 180, 255, 0.3);
}

.diagram__node--client {
    border-color: #C0C0C0;
    box-shadow: 0 0 15px rgba(192, 192, 192, 0.3);
    border-radius: 12px;
    width: 120px;
    height: 60px;
    padding: var(--spacing-xs) var(--spacing-sm);
}

.diagram__node--fuchase {
    width: 120px;
    height: 120px;
    background-color: var(--color-accent-blue);
    color: var(--color-bg-primary);
    flex-direction: column;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
}

.diagram__logo-icon {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
}

.diagram__logo-text {
    font-size: 0.625rem;
}

.diagram__node--department {
    background-color: transparent;
    border: none;
    border-radius: 50%;
    width: 80px;
    height: 80px;
    padding: var(--spacing-xs);
    overflow: hidden;
}

.diagram__department-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

/* Connection lines using CSS for bottom row */
.diagram__row--bottom .diagram__node::before {
    content: '';
    position: absolute;
    width: 2px;
    height: 80px;
    top: -80px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent-blue);
    opacity: 0.5;
    z-index: 1;
}

.diagram--simple {
    min-height: 400px;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-2xl);
}

.diagram--simple .diagram__row {
    flex-direction: column;
    gap: var(--spacing-lg);
}

.diagram--simple .diagram__row--left {
    justify-content: center;
    align-items: flex-start;
}

.diagram--simple .diagram__row--right {
    justify-content: center;
    align-items: flex-end;
}

.diagram--simple .diagram__center {
    flex-shrink: 0;
    margin: 0;
}

.algorithm__services {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.algorithm__description {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    max-width: 100%;
    word-wrap: break-word;
}

/* ============================================
   Clients Section
   ============================================ */

.clients {
    padding: var(--section-padding-vertical) 0;
}

.clients__content {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.clients__text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.clients__description {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

/* ============================================
   Partners Section
   ============================================ */

.partners {
    padding: var(--section-padding-vertical) 0;
    overflow: hidden;
}

#slider-container {
    width: 100%;
    height: 180px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

#slider-container-2 {
    width: 100%;
    height: 60px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    margin-top: 5px;
}

#track {
    display: flex;
    position: absolute;
    left: 0;
    top: 0;
    will-change: transform;
}

#track-2 {
    display: flex;
    position: absolute;
    left: 0;
    top: 0;
    will-change: transform;
}

.slide {
    width: 235px;
    height: 60px;
    margin-right: 40px;
    flex-shrink: 0;
    border-radius: 10px;
    overflow: visible;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: transparent;
}

.slide img {
    margin-top: 100px;
    width: 180px;
    height: 40px;
    object-fit: contain;
    transition: transform 0.3s ease, filter 0.3s ease;
    display: block;
    filter: brightness(0) invert(1);
    background: transparent;
}

.slide img:hover {
    transform: scale(1.05);
}

.slide-2 {
    width: 235px;
    height: 60px;
    margin-right: 40px;
    flex-shrink: 0;
    border-radius: 10px;
    overflow: visible;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: transparent;
    margin-top: -65px;
}

.slide-2 img {
    width: 180px;
    height: 40px;
    object-fit: contain;
    transition: transform 0.3s ease, filter 0.3s ease;
    display: block;
    filter: brightness(0) invert(1);
    background: transparent;
}

.slide-2 img:hover {
    transform: scale(0.85);
}

@media (max-width: 768px) {
    .slide {
        width: 100px;
        height: 50px;
        margin-right: 20px;
    }
    
    .slide img {
        width: 100px;
        height: 50px;
        margin-top: 0;
    }
    
    .slide-2 {
        width: 100px;
        height: 50px;
        margin-right: 20px;
        margin-top: 0;
    }
    
    .slide-2 img {
        width: 100px;
        height: 50px;
        margin-top: 0;
    }
    
    #slider-container {
        height: 80px;
    }
    
    #slider-container-2 {
        height: 80px;
        margin-top: 10px;
    }
    
    #track {
        display: flex;
        position: absolute;
        left: 0;
        top: 0;
        will-change: transform;
    }
    
    #track-2 {
        display: flex;
        position: absolute;
        left: 0;
        top: 0;
        will-change: transform;
    }
}

/* ============================================
   FAQ Section
   ============================================ */

.faq {
    padding: var(--section-padding-vertical) 0;
}

.faq__list {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

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

.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    text-align: left;
    background: none;
    color: var(--color-text-primary);
    font-size: 1rem;
    font-weight: var(--font-weight-semi);
    cursor: pointer;
    gap: var(--spacing-md);
}

.faq__number {
    font-weight: var(--font-weight-bold);
    color: var(--color-accent-blue);
    min-width: 40px;
}

.faq__text {
    flex: 1;
}

.faq__icon {
    font-size: 0.75rem;
    transition: transform var(--transition-normal);
    color: var(--color-accent-blue);
}

.faq__question[aria-expanded="true"] .faq__icon {
    transform: rotate(180deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), padding var(--transition-normal);
    padding: 0 var(--spacing-lg);
}

.faq__answer--open {
    max-height: 500px;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.faq__answer p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
    border-top: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--color-accent-blue) 50%, transparent 100%);
    opacity: 0.3;
}

.footer .container {
    margin-left: 3%;
    margin-right: 3%;
    position: relative;
    z-index: 1;
}

.footer__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid var(--color-border);
}

.footer__logo {
    display: flex;
    align-items: center;
    transition: transform var(--transition-normal);
}

.footer__logo:hover {
    transform: scale(1.05);
}

.footer__divider {
    display: none;
}

.footer__content {
    margin-bottom: var(--spacing-3xl);
}

.footer__logo-img {
    height: 100px;
    width: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
    transition: filter var(--transition-normal);
}

.footer__logo:hover .footer__logo-img {
    filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(0, 180, 255, 0.5));
}

.footer__logo-icon {
    font-size: 2rem;
}

.footer__grid {
    width: 100%;
    display: flex;
    margin: 2% 2%;
}
.footer__grid1 {
    width: 100%;
    display: flex;
    margin-left: 5%;
}
.footer__column1{
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-width: 0;
}


.footer__column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-width: 0;
    /* margin-left: 10%;  <-- این خط حذف می‌شود */
}

/* 👈 فقط به ستون‌هایی که فرزند اول نیستند، مارجین اعمال می‌کند */
.footer__column:not(:first-child) {
    margin-left: 10%;
}
.footer__column1:not(:first-child) {
    margin-left: 12.5%;
}

.footer__title {
    font-family: var(--font-family-title);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-primary);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.footer__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent-blue), transparent);
    transition: width var(--transition-normal);
}

.footer__column:hover .footer__title::after {
    width: 60px;
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__link {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    line-height: 1.6;
    position: relative;
    padding-left: 0;
    display: inline-block;
}

.footer__link::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 2px;
    background: var(--color-accent-blue);
    transition: width var(--transition-fast);
    opacity: 0;
}

.footer__link:hover {
    color: var(--color-accent-blue);
    padding-left: 12px;
    transform: translateX(4px);
}

.footer__link:hover::before {
    width: 8px;
    opacity: 1;
}

.footer__link--underlined {
    text-decoration: underline;
}

.footer__social {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: 0;
    margin-right: 10%;
}
@media (max-width: 480px) {
    .footer__social{
        display: flex;
        align-items: center;
        gap: var(--spacing-lg);
        margin-top: -14.5%;
        margin-left: 50%!important;
    }
}

.footer__social-link {
    color: var(--color-text-primary);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
}

.footer__social-link:hover {
    color: var(--color-accent-blue);
    background: rgba(0, 180, 255, 0.1);
    border-color: var(--color-accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 180, 255, 0.3);
}

.footer__social-link svg {
    width: 20px;
    height: 20px;
}

.footer__bottom {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.footer__copyright {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    text-align: center;
    opacity: 0.8;
    letter-spacing: 0.05em;
}

.footer__legal {
    font-size: 0.75rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    opacity: 0.7;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.img-fluid{
    width: 15%;
    height: auto;
    align-content: center;
    display: flex;
    margin-left: 42%;
    margin-bottom: -5%;
    margin-top: -5%;
    align-items: center;
}

/* ============================================
   Responsive Design
   ============================================ */

/* Large Desktop (1440px+) */
@media (min-width: 1440px) {
    .container {
        padding: 0;
    }
}

/* Desktop (1024px - 1439px) */
@media (max-width: 1023px) {
    .hero__content,
    .algorithm__content,
    .clients__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .hero__image {
        order: -1;
    }
    
    .section__title--vertical {
        writing-mode: horizontal-tb;
        text-orientation: mixed;
        margin-bottom: var(--spacing-xl);
    }
    .footer__column:not(:first-child) {
        margin-left: 10%;
    }
    .footer__column1:not(:first-child) {
        margin-left: 12.5%;
    }
    
    .algorithm__text {
        order: -1;
        text-align: center;
    }
    
    .algorithm__text .section__title {
        text-align: center;
    }
    
    .algorithm__description {
        text-align: center;
    }
    
    .algorithm__content {
        flex-direction: column;
    }
    
    .algorithm__image {
        width: 100%;
        overflow: hidden;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-left: 0;
    }
    
    .algorithm__image-img {
        width: 94%;
        max-width: 94%;
        height: auto;
        object-fit: contain;
        margin: 0;
    }
    
    .faq__list {
        grid-template-columns: 1fr;
    }
    
    .footer__grid {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .hero__title {
        font-size: 3rem;
    }
    
    .bridge__title {
        font-size: 2.5rem;
    }
}

/* Prevent body scroll when mobile menu is open */
body.menu-open {
    overflow: hidden !important;
    position: fixed !important;
    width: 100% !important;
    height: 100% !important;
}

/* Tablet (768px - 1023px) */
@media (max-width: 768px) {
    :root {
        --section-padding-vertical: 3rem;
        --container-padding: 1rem;
    }
    
    html, body {
        overflow-x: hidden;
        width: 100%;
        max-width: 100%;
    }
    
    .container {
        overflow-x: hidden;
        width: 100%;
        max-width: 100%;
    }
    
    section {
        overflow-x: hidden;
        width: 100%;
        max-width: 100%;
    }
    
    * {
        max-width: 100%;
        box-sizing: border-box;
    }
    .row1 {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
        margin-top: -700px;
        margin-left: 49%;
    }

    
    .section__title {
        font-size: 2rem;
        margin-bottom: var(--spacing-2xl);
    }
    
    .hero__title {
        font-size: 2.25rem;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-2xl) 0;
    }
    
    .hero .container {
        margin-left: 5%;
        margin-right: 5%;
    }
    
    .hero__content {
        gap: var(--spacing-xl);
        grid-template-columns: 1fr;
    }
    
    .hero__text {
        order: 1;
        text-align: center;
    }
    
    .hero__title {
        text-align: center;
    }
    
    .hero__description {
        font-size: 1rem;
        margin-bottom: var(--spacing-xl);
        text-align: center;
    }
    
    .hero__image {
        order: 2;
    }
    
    .hero__actions {
        flex-direction: row;
        width: 100%;
        gap: var(--spacing-sm);
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero__actions .btn {
        width: auto;
        flex: 0 0 auto;
        padding: 0.5rem 1rem;
        font-size: 0.8125rem;
    }
    
    .hero__actions .btn__icon {
        width: 1.5rem;
        height: 1.5rem;
        font-size: 0.75rem;
    }
    
    .hero__image-img {
        width: 100%;
        max-width: 100%;
        height: auto;
    }
    
    .bridge {
        min-height: auto;
        display: flex;
        flex-direction: column;
    }
    
    .bridge__image {
        position: relative;
        order: 2;
        width: 100%;
        height: auto;
        z-index: 1;
    }
    
    .bridge__image-img {
        width: 100%;
        height: auto;
        object-fit: cover;
        position: relative;
    }
    
    .bridge__content {
        position: relative;
        order: 1;
        padding: var(--spacing-2xl) 5%;
        justify-content: flex-start;
        min-height: auto;
        z-index: 2;
        background-color: var(--color-bg-primary);
    }
    
    .bridge__text {
        max-width: 100%;
        text-align: center;
    }
    
    .bridge__title {
        font-size: 2rem;
    }
    
    .bridge__description {
        font-size: 1rem;
        margin-bottom: var(--spacing-xl);
        text-align: center;
    }
    
    .navbar__logo-img {
        height: 80px !important;
        width: auto;
        max-width: 150px;
        object-fit: contain;
    }
    
    .navbar__logo {
        flex-shrink: 0;
        max-width: 40%;
        margin-right: auto;
    }
    
    .navbar__content {
        padding: 0 5%;
        gap: var(--spacing-md);
        width: 100%;
    }
    
    .navbar .container {
        margin-left: 0;
        margin-right: 0;
        padding: 0;
    }
    
    .navbar__menu {
        position: fixed;
        top: 80px;
        left: 1%;
        width: 98%;
        background-color: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-xl);
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
        border-top: 1px solid var(--color-border);
        max-height: calc(100vh - 80px);
        overflow-y: auto;
        z-index: 999;
    }
    
    .navbar__menu.active {
        transform: translateX(0);
    }
    
    .navbar__toggle {
        display: flex !important;
        z-index: 1001;
        margin-right: 0 !important;
        margin-left: auto;
        flex-shrink: 0;
        position: relative;
    }
    
    .navbar__toggle--white {
        margin-right: 0 !important;
    }
    
    .navbar__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .navbar__toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .navbar__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .navbar__item {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }
    
    .navbar__item:last-child {
        border-bottom: none;
    }
    
    .navbar__link {
        width: 100%;
        padding: var(--spacing-md);
        justify-content: flex-start;
        gap: var(--spacing-sm);
    }
    
    .navbar__link-lock {
        flex-shrink: 0;
        width: 12px;
        height: 12px;
    }
    
    .navbar__link-lock svg {
        width: 12px;
        height: 12px;
    }
    
    .navbar__actions {
        gap: var(--spacing-sm);
        display: none;
    }
    
    .navbar__actions .btn {
        padding: 0.5rem 1rem;
        font-size: 0.8125rem;
    }
    
    .navbar__megamenu {
        position: static;
        transform: none;
        width: 100%;
        max-width: 100%;
        margin-top: var(--spacing-sm);
        margin-left: 0;
        padding: var(--spacing-lg);
        display: none;
        opacity: 1;
        visibility: visible;
        border: none;
        border-top: 1px solid var(--color-border);
        border-radius: 0;
        box-shadow: none;
        background-color: rgba(0, 0, 0, 0.5);
    }
    
    .navbar__item--dropdown:hover .navbar__megamenu {
        display: none;
    }
    
    .navbar__item--dropdown.active .navbar__megamenu {
        display: block;
        transform: none;
    }
    
    .navbar__item--dropdown.active .navbar__dropdown-icon {
        transform: rotate(180deg);
    }
    
    .navbar__megamenu-list {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
    }
    
    .navbar__megamenu-item {
        background-size: 90px auto;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.875rem;
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
    }
    
    .navbar__megamenu-lock {
        flex-shrink: 0;
        width: 12px;
        height: 12px;
    }
    
    .navbar__megamenu-lock svg {
        width: 12px;
        height: 12px;
    }
    
    .navbar__megamenu-item::before {
        background-size: 90px auto;
        background-position: calc(100% - 60px) center;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }
    
    .department .container {
        margin-left: 0;
        margin-right: 0;
        padding: 0 5%;
    }
    
    .department__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
        max-width: 100%;
        margin: 0;
        justify-items: start;
    }
    
    .department__card {
        min-height: 70px;
        padding: var(--spacing-sm);
        width: 100%;
        max-width: 100%;
    }
    
    .department__logo-img {
        max-width: 85%;
        max-height: 60px;
    }
    
    .algorithm {
        padding: var(--spacing-2xl) 0;
    }
    
    .algorithm__content {
        gap: var(--spacing-xl);
    }
    
    .algorithm__description {
        font-size: 1rem;
        text-align: center;
    }
    
    .algorithm__text {
        text-align: center;
    }
    
    .algorithm__text .section__title {
        text-align: center;
    }
    
    
    .faq {
        padding: var(--spacing-2xl) 0;
    }
    
    .faq__question {
        padding: var(--spacing-md);
        font-size: 0.9375rem;
    }
    
    .faq__answer {
        padding: 0 var(--spacing-md);
    }
    
    .faq__answer--open {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }
    
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg);
    }
    
    .footer__content {
    }
    .footer__grid {

        flex-wrap: wrap;
    }
    .footer__grid1 {

        flex-wrap: wrap;
    }
    
    .footer__header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: var(--spacing-md);
    }
    .footer__column {
        margin-left: 10%;
    }
    .footer__column1{
        margin-left: 12%;
        margin-top: -5% !important;
    }
    .footer__column:last-child {
        margin-left: 2%!important;
    }
    .footer__column1:last-child {
        margin-left: 12%!important;
        margin-top: 5%!important;
    }
    .footer__column1:nth-child(2) {
        margin-left: 20%!important;
        width: 40%;
    }
    .footer__column:nth-child(3) {
        margin-top: 5%!important;
    }
    .footer__column:nth-child(4) {
        margin-top: 5%!important;
    }



    
    .footer__social {
        width: auto;
        justify-content: flex-end;
        margin-right: 10%;

    }
    
    .footer__title {
        font-size: 0.875rem;
    }
    
    .footer__link {
        font-size: 0.8125rem;
    }
    
    .footer__legal {
        text-align: left;
        font-size: 0.75rem;
        line-height: 1.6;
    }
    .footer__grid, .footer__grid1, .footer__header {
        display: flex; /* کلید فعال‌سازی Flexbox */
    }
   .div-3 {
   margin-left: -40% !important;
       margin-top: 10% !important;
   }
   .div-4 {
       margin-left: -100% !important;
       margin-top: 14% !important;
   }
    /* تنظیم فاصله‌ها */
    .footer__column {
        padding-right: 15px; /* برای ایجاد فاصله بین ستون‌ها */
        padding-left: 15px;
    }

    
    .diagram__node {
        width: 60px;
        height: 60px;
        font-size: 0.625rem;
    }
    
    .diagram__node--fuchase {
        width: 90px;
        height: 90px;
    }
}

/* Small Mobile (480px - 767px) */
@media (max-width: 480px) {
    :root {
        --section-padding-vertical: 2.5rem;
        --container-padding: 0.75rem;
    }
    
    html, body {
        overflow-x: hidden;
        width: 100%;
        max-width: 100%;
    }
    .row1 {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
        margin-top: -680px;
        margin-left: 49%;
    }
    
    .hero__title {
        font-size: 1.75rem;
        margin-bottom: var(--spacing-lg);
        text-align: center;
    }
    
    .section__title {
        font-size: 1.5rem;
        margin-bottom: var(--spacing-xl);
    }
    
    .bridge__title {
        font-size: 1.75rem;
    }
    
    .hero__description,
    .bridge__description,
    .algorithm__description {
        font-size: 0.9375rem;
    }
    
    .hero__description {
        text-align: center;
    }
    
    .bridge__description {
        text-align: center;
    }
    
    .algorithm__description {
        text-align: center;
    }
    
    .algorithm__text {
        text-align: center;
    }
    
    .algorithm__text .section__title {
        text-align: center;
    }
    
    .bridge {
        min-height: auto;
        display: flex;
        flex-direction: column;
    }
    
    .bridge__image {
        position: relative;
        order: 2;
        width: 100%;
        height: auto;
        z-index: 1;
    }
    
    .bridge__image-img {
        width: 100%;
        height: auto;
        object-fit: cover;
        position: relative;
    }
    
    .bridge__content {
        position: relative;
        order: 1;
        padding: var(--spacing-xl) 5%;
        justify-content: flex-start;
        min-height: auto;
        z-index: 2;
        background-color: var(--color-bg-primary);
    }
    
    .bridge__text {
        max-width: 100%;
        text-align: center;
    }
    
    .bridge__description {
        text-align: center;
    }
    
    .algorithm__image {
        width: 100%;
        overflow: hidden;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-left: 0;
    }
    
    .algorithm__image-img {
        width: 94%;
        max-width: 94%;
        height: auto;
        object-fit: contain;
        margin: 0;
    }
    
    .hero__actions {
        flex-direction: row;
        width: 100%;
        gap: var(--spacing-xs);
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero__actions .btn {
        width: auto;
        flex: 0 0 auto;
        padding: 0.5rem 0.875rem;
        font-size: 0.75rem;
    }
    
    .hero__actions .btn__icon {
        width: 1.25rem;
        height: 1.25rem;
        font-size: 0.6875rem;
    }
    
    .btn {
        width: 100%;
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
    }
    
    .department .container {
        margin-left: 0;
        margin-right: 0;
        padding: 0 5%;
    }
    
    .department__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
        max-width: 100%;
        margin: 0;
        justify-items: start;
    }
    
    .department__card {
        min-height: 70px;
        padding: var(--spacing-sm);
        width: 100%;
        max-width: 100%;
    }
    
    .department__logo-img {
        max-width: 85%;
        max-height: 60px;
    }
    
    .navbar__megamenu-list {
        grid-template-columns: 1fr;
    }
    
    .navbar__megamenu-item {
        background-size: 75px auto;
        font-size: 0.8125rem;
        padding: var(--spacing-sm);
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
    }
    
    .navbar__megamenu-lock {
        flex-shrink: 0;
        width: 11px;
        height: 11px;
    }
    
    .navbar__megamenu-lock svg {
        width: 11px;
        height: 11px;
    }
    
    .navbar__megamenu-item::before {
        background-size: 75px auto;
        background-position: calc(100% - 50px) center;
    }
    

    
    .faq__question {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.875rem;
        gap: var(--spacing-sm);
    }
    
    .faq__number {
        min-width: 35px;
        font-size: 0.875rem;
    }
    
    .faq__answer {
        padding: 0 var(--spacing-md);
        font-size: 0.875rem;
    }
    
    .faq__answer--open {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }

    .footer__header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-lg);
        text-align: left;
    }




.footer__column {
    margin-left: -5%;
    gap: var(--spacing-sm);
}
.footer__column1{
    margin-left: -2%;
    margin-top: -10% !important;
}
.footer__column:last-child {
    margin-left: -20px!important;
}
.footer__column1:last-child {
    margin-left: -1%!important;
    margin-top: 5%!important;
}
.footer__column:nth-child(3n) {
    margin-left: -5% !important;
    width: 40%;
}
    .footer__column:nth-child(2n) {
        margin-left: 12% !important;
        width: 40%;
    }
.footer__column1:nth-child(2) {
    margin-left: 32%!important;
    width: 40%;
}






    .footer__copyright {
        font-size: 0.6875rem;
    }
    
    .diagram {
        min-height: 350px;
    }
    
    .diagram__node {
        width: 50px;
        height: 50px;
        font-size: 0.5rem;
    }
    
    .diagram__node--fuchase {
        width: 70px;
        height: 70px;
    }
    .footer__legal{
        display: flex;
        justify-content: center;
        align-items: center;
        text-align: center;
        margin: 0 5%;


    }

    .img-fluid{
        width: 50%;
        margin: -12% 22% -12% !important;
    }
    
    .diagram__node--client {
        width: 100px;
        height: 50px;
        font-size: 0.5rem;
    }
}

/* Mobile (375px - 479px) */
@media (max-width: 375px) {
    :root {
        --container-padding: 0.5rem;
    }
    
    html, body {
        overflow-x: hidden;
        width: 100%;
        max-width: 100%;
    }
    
    .navbar__content {
        height: 60px;
        padding: 0 var(--spacing-sm);
    }
    
    .navbar .container {
        margin-left: 5%;
        margin-right: 5%;
    }
    
    .navbar__logo {
        font-size: 1.25rem;
    }
    
    .navbar__logo-img {
        height: 32px;
    }
    
    .navbar__menu {
        top: 60px;
        max-height: calc(100vh - 60px);
    }
    
    .navbar__link-lock {
        width: 11px;
        height: 11px;
    }
    
    .navbar__link-lock svg {
        width: 11px;
        height: 11px;
    }
    
    .navbar__megamenu-lock {
        width: 10px;
        height: 10px;
    }
    
    .navbar__megamenu-lock svg {
        width: 10px;
        height: 10px;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .hero__title {
        font-size: 1.5rem;
        text-align: center;
    }
    
    .hero__description {
        font-size: 0.875rem;
        text-align: center;
    }
    
    .section__title {
        font-size: 1.25rem;
    }
    
    .bridge__title {
        font-size: 1.5rem;
    }
    
    .bridge {
        min-height: auto;
        display: flex;
        flex-direction: column;
    }
    
    .bridge__image {
        position: relative;
        order: 2;
        width: 100%;
        height: auto;
        z-index: 1;
    }
    
    .bridge__image-img {
        width: 100%;
        height: auto;
        object-fit: cover;
        position: relative;
    }
    
    .bridge__content {
        position: relative;
        order: 1;
        padding: var(--spacing-lg) 5%;
        justify-content: flex-start;
        min-height: auto;
        z-index: 2;
        background-color: var(--color-bg-primary);
    }
    
    .bridge__text {
        max-width: 100%;
        text-align: center;
    }
    
    .bridge__title {
        font-size: 1.25rem;
    }
    
    .bridge__description {
        font-size: 0.875rem;
        text-align: center;
    }
    
    .algorithm__image {
        width: 100%;
        overflow: hidden;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-left: 0;
    }
    
    .algorithm__image-img {
        width: 94%;
        max-width: 94%;
        height: auto;
        object-fit: contain;
        margin: 0;
    }
    
    .department {
        padding: var(--spacing-xl) 0;
    }
    
    .department .container {
        margin-left: 0;
        margin-right: 0;
        padding: 0 5%;
    }
    
    .department__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
        max-width: 100%;
        margin: 0;
        padding: 0;
        justify-items: start;
    }
    
    .department__card {
        min-height: 70px;
        padding: var(--spacing-sm);
        width: 100%;
        max-width: 100%;
    }
    
    .department__logo-img {
        max-width: 80%;
        max-height: 50px;
    }
    
    .algorithm {
        padding: var(--spacing-xl) 0;
    }
    
    .algorithm .container {
        margin-left: 5%;
        margin-right: 5%;
    }
    
    .faq {
        padding: var(--spacing-xl) 0;
    }
    
    .faq .container {
        margin-left: 5%;
        margin-right: 5%;
    }
    
    .hero__actions {
        flex-direction: row;
        width: 100%;
        gap: var(--spacing-xs);
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero__actions .btn {
        width: auto;
        flex: 0 0 auto;
        padding: 0.5rem 0.875rem;
        font-size: 0.6875rem;
    }
    
    .hero__actions .btn__icon {
        width: 1.125rem;
        height: 1.125rem;
        font-size: 0.625rem;
    }
    
    .btn {
        padding: 0.625rem 1rem;
        font-size: 0.8125rem;
    }
    
    .footer__content {
        padding-left: 5%;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer__header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-lg);
        text-align: left;
    }
    
    .footer__social {
        width: 100%;
        justify-content: flex-start;
        margin-right: 0;
    }
    
    .footer__logo-img {
        height: 80px;
    }
    
    .footer__title {
        font-size: 0.75rem;
    }
    
    .footer__link {
        font-size: 0.6875rem;
    }
    
    .footer__social-link {
        width: 36px;
        height: 36px;
    }
    
    .footer__social-link svg {
        width: 18px;
        height: 18px;
    }
    
    .navbar__actions {
        display: none;
    }
}

/* ============================================
   Animation Classes (for JS)
   ============================================ */

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}
@media (max-width: 406px) {
    .footer__column {
        margin-left: -5%;
        gap: var(--spacing-sm);
    }
    .footer__column1{
        margin-left: -2%;
        margin-top: -10% !important;
    }
    .footer__column:last-child {
        margin-left: -20px!important;
    }
    .footer__column1:last-child {
        margin-left: -1%!important;
        margin-top: 5%!important;
    }
    .footer__column:nth-child(3n) {
        margin-left: -5% !important;
        width: 100%;
    }
    .footer__column1:nth-child(2) {
        margin-left: 26%!important;
        width: 40%;
    }
    .footer__column:nth-child(2n) {
        margin-left: 10% !important;
        width: 40%;
    }
    .footer__column:nth-child(1n) {
        width: 40%;
    }
}