/* =========================
   GLOBAL PREMIUM SYSTEM
========================= */

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

body{
    font-family:Inter, Arial, sans-serif;
    background:#071423;
    color:#fff;
    overflow-x:hidden;
}

/* =========================
   NAVBAR (FINAL CLEAN VERSION)
========================= */

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

    padding:0 60px;
    height:80px;

    background:#071423;
    position:sticky;
    top:0;
    z-index:9999;

    box-shadow:0 10px 25px rgba(0,0,0,0.25);
}

/* LOGO WRAPPER */
.logo{
    display:flex;
    align-items:center;
    height:80px;
}

/* LOGO IMAGE */
.logo img{
    height:45px;
    width:auto;
    max-height:55px;

    display:block;
    object-fit:contain;
}

/* NAV LINKS */
.nav a{
    position:relative;
    color:#fff;
    margin:0 14px;
    text-decoration:none;
    font-weight:500;
    font-size:14px;
    opacity:0.85;
    transition:0.3s ease;
}

/* HOVER */
.nav a:hover{
    color:#f5c542;
    opacity:1;
    transform:translateY(-2px);
}

/* ACTIVE */
.nav a.active{
    color:#f5c542;
}

/* UNDERLINE EFFECT */
.nav a::after{
    content:"";
    position:absolute;
    left:50%;
    bottom:-6px;
    transform:translateX(-50%);
    width:0%;
    height:2px;
    background:#f5c542;
    border-radius:10px;
    transition:0.3s ease;
}

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

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

.hero{
    height:92vh;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    position:relative;
    background:url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab') center/cover no-repeat;
}

.hero::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(120deg, rgba(0,0,0,0.85), rgba(0,40,80,0.7));
}

.hero-content{
    position:relative;
    z-index:2;
    max-width:800px;
}

.hero h1{
    font-size:64px;
    animation:fadeUp 1s ease;
}

.hero p{
    font-size:18px;
    color:#cfd8e3;
    margin-top:10px;
    animation:fadeUp 1.3s ease;
}

/* BUTTON */
.btn{
    display:inline-block;
    margin-top:20px;
    padding:12px 25px;
    background:#f5c542;
    color:#000;
    border-radius:6px;
    text-decoration:none;
    transition:0.3s;
}

.btn:hover{
    transform:translateY(-5px);
}

/* =========================
   SECTION SYSTEM
========================= */

.section{
    padding:100px 8%;
}

.title{
    text-align:center;
    font-size:36px;
    margin-bottom:50px;
    color:#f5c542;
}

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

.about-section{
    padding:100px 8%;
}

.about-container{
    display:flex;
    gap:60px;
    align-items:center;
    flex-wrap:wrap;
}

.about-text{
    flex:1;
    min-width:320px;
}

.about-text h2{
    font-size:40px;
    color:#f5c542;
    margin-bottom:15px;
}

.about-text p{
    color:#cbd5e1;
    margin-bottom:12px;
    line-height:1.7;
}

/* STATS */
.about-stats{
    display:flex;
    gap:15px;
    margin-top:25px;
    flex-wrap:wrap;
}

.about-stats div{
    background:rgba(255,255,255,0.06);
    padding:14px;
    border-radius:12px;
    min-width:110px;
    text-align:center;
}

/* IMAGE GRID */
.about-images{
    flex:1;
    min-width:320px;
    display:grid;
    grid-template-columns:1fr 1fr;
    grid-template-rows:180px 180px;
    gap:10px;
}

.img{
    border-radius:14px;
    background-size:cover;
    background-position:center;
    transition:0.4s;
}

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

.img1{
    grid-row:span 2;
}

/* =========================
   TIMELINE
========================= */

/* MAIN LINE */
.timeline{
    position:relative;
    max-width:900px;
    margin:auto;
    padding:20px 0;
}

.timeline::before{
    content:"";
    position:absolute;
    left:50px;
    top:0;
    bottom:0;
    width:3px;
    background:linear-gradient(#f5c542, transparent);
    animation:lineGlow 2s infinite alternate;
}

/* ITEM */
.timeline-item{
    position:relative;
    display:flex;
    align-items:center;
    margin:30px 0;

    opacity:0;
    transform:translateY(40px);
    animation:fadeUp 0.6s ease forwards;
}

/* delay animation */
.timeline-item:nth-child(1){animation-delay:0.1s;}
.timeline-item:nth-child(2){animation-delay:0.2s;}
.timeline-item:nth-child(3){animation-delay:0.3s;}
.timeline-item:nth-child(4){animation-delay:0.4s;}
.timeline-item:nth-child(5){animation-delay:0.5s;}
.timeline-item:nth-child(6){animation-delay:0.6s;}

/* DOT */
.timeline-dot{
    width:16px;
    height:16px;
    background:#f5c542;
    border-radius:50%;
    margin-left:43px;
    box-shadow:0 0 15px #f5c542;
    z-index:2;
}

/* CONTENT CARD */
.timeline-content{
    margin-left:30px;
    background:rgba(255,255,255,0.05);
    padding:15px 20px;
    border-radius:12px;
    width:100%;
    transition:0.3s ease;
    backdrop-filter: blur(8px);
}

.timeline-content:hover{
    transform:translateX(10px);
    background:rgba(245,197,66,0.1);
}

/* ANIMATIONS */
@keyframes fadeUp{
    to{
        opacity:1;
        transform:translateY(0);
    }
}

@keyframes lineGlow{
    from{
        opacity:0.3;
    }
    to{
        opacity:1;
    }
}

/* =========================
   GRID CARDS
========================= */

.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:25px;
}

.card{
    background:rgba(255,255,255,0.05);
    border-radius:14px;
    overflow:hidden;
    transition:0.3s;
}

.card:hover{
    transform:translateY(-10px);
}

.card img{
    width:100%;
    height:180px;
    object-fit:cover;
}

.card h3{
    padding:12px;
}

.card p{
    padding:0 12px 15px;
    color:#b9c6d3;
}

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

.footer{
    text-align:center;
    padding:35px;
    background:#050e1a;
    color:#9aa4b2;
}

/* =========================
   ANIMATION
========================= */

@keyframes fadeUp{
    from{
        opacity:0;
        transform:translateY(30px);
    }
    to{
        opacity:1;
        transform:translateY(0);
    }
}
footer{
    position:relative;
    z-index:10;
    margin-top:60px;
}