.about-section { padding: 100px 20px; color: #fff; text-align: center; }
.about-container { max-width: 800px; margin: 0 auto; }

.about-title { font-size: 3rem; font-weight: 300; margin-bottom: 20px; line-height: 1.2; }
.about-divider { width: 60px; height: 2px; background: #D4A85F; margin: 0 auto 40px; border: none; }

.about-text { font-size: 1.2rem; line-height: 1.8; color: #ccc; margin-bottom: 60px; }

.about-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.feature-label { display: block; font-size: 0.9rem; letter-spacing: 3px; color: #D4A85F; text-transform: uppercase; margin-bottom: 10px; }
.feature p { font-size: 0.95rem; color: #888; }

/* ریسپانسیو برای موبایل */
@media (max-width: 768px) {
    .about-title { font-size: 2rem; }
    .about-features { grid-template-columns: 1fr; gap: 30px; }
}

  @keyframes fade {
    to {
      opacity: 1;
    }
  }
  
.reveal-text {
    overflow: hidden;
    white-space: nowrap;
    width: 0;
    animation: reveal 10s ease forwards;
    animation-delay: 3s;
  }
  
  @keyframes reveal {
    from {
      width: 0;
    }
    to {
      width: 100%;
    }
  }
  
#typing-text{
    color: beige;
    text-align: center;
    margin: 20px;
    font-weight: 300;
}
body{
    background-color: black;
}
.head {
    align-items: center;
    display: flex;
    text-decoration: none;
    direction: rtl;
    margin-right: 10px;
    margin-left: 20px;
    margin-top: 0%;
    color: aliceblue;
    font-weight: bold;
    font-size: large;
}

/* ریسپانسیو برای موبایل */
@media (max-width: 900px) {
    .split-section {
        flex-direction: column; /* گروه‌ها زیر هم */
    }
    .group {
        width: 100%;
        text-align: center;
    }
}
/* CSS Navbar چسبان */
header {
    position: sticky;
    top: 0;              /* فاصله از بالای صفحه وقتی چسبید */
    z-index: 1000;       /* همیشه بالای بقیه عناصر */
}
.menu {
    display: grid;
    grid-template-columns: repeat(11, 1fr) ;
    grid-template-rows: 1fr 1fr;
    grid-gap: 0px;
    padding-bottom: 20px;
    margin: auto;
    align-items: center;
    background-color: #D4A85F;
    height: 30px;
    padding-top: 10px;
    border-radius: 15px;
    position: sticky;
    z-index: 10;  
}
.icon{
    display: none;
}
.head:hover{
    font-weight: bolder;
    color: rgb(0, 0, 0);
    transition: 1s;
}
@media (max-width: 1100px) {
    .menu{
        grid-template-columns: 1fr 1fr 1fr;
    }
    .item-menu{
        display: none;
    }
    .icon{
        display: block;
        grid-column: 3/4;
        max-width: 44px;
        text-align: right;
    }
    .i{
        grid-column: 3/4;
        margin-left: 200px;
    }
 }
@media(max-width:780px){
    .i{
        margin-left: 150px ;
    }
}
@media(max-width:640px){
    .i{
        margin-left: 100px;
    }
}
@media(max-width:540px){
    .menu{
        grid-template-columns: 1fr 1fr;

    }
    .i{
        grid-column: 2/3;
        margin-left: 160px;
    }
}
@media(max-width:430px){
    .menu{
        grid-template-columns: 1fr 1fr;

    }
    .i{
        grid-column: 2/3;
        margin-left: 120px;
    }
}
@media(max-width:400px){
    .menu{
        grid-template-columns: 1fr 1fr;

    }
    .i{
        grid-column: 2/3;
        margin-left: 90px;
    }
}
@media (max-width: 1100px) {
    /* منوی موبایل */
    .menu {
        display: flex;
        flex-direction: column; /* آیتم‌ها زیر هم */
        align-items: flex-start; 
        position: relative;    }

    .icon {
        align-items: flex-end;
        display: block;
        position: absolute;
        top: 6px;
        right: 10px;
        cursor: pointer;
        z-index: 1001;

    }

    .item-menu { /* همبرگر نو بار بالا */
        align-self: flex-end;
        display: none; /* ابتدا مخفی */
        text-align: center;
        padding-bottom: 15px;
        margin-top: 20px; /* فاصله بین آیتم‌ها */
        background-color: #2C2C2C;
        border-radius: 15px;
        padding-left: 20px;
        padding-right: 25px;
    }
    /* وقتی باز شد */
    .item-menu.open {
        display: block;

    }
}

/* ==== Preloader ==== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: black;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    z-index: 9999;
}

.preloader-logo {
    width: 250px;
    opacity: 0;
    transform: translateX(-150%);
    animation: slideIn 1.8s ease forwards;
}

@keyframes slideIn {
    0% {
        opacity: 0;
        transform: translateX(-150%);
    }
    60% {
        opacity: 1;
        transform: translateX(10%);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.preloader-hide {
    opacity: 0;
    transition: opacity 0.7s ease;
    pointer-events: none;
}
hr{
    border: 1px solid #414141;
}