*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:'Segoe UI',sans-serif;
}

body{
background:#f5f7fb;
color:#1e293b;
padding-bottom:90px;
}

.container{
max-width:1200px;
margin:auto;
padding:15px;
}

/* HEADER */

.top-header{
display:flex;
justify-content:space-between;
align-items:center;
padding:15px;
background:#fff;
}

.header-left{
display:flex;
align-items:center;
gap:12px;
}

.menu-btn{
font-size:28px;
cursor:pointer;
}

.logo-box img{
width:42px;
height:42px;
object-fit:contain;
}

.title-box h1{
font-size:30px;
font-weight:700;
color:#173c96;
}

.title-box p{
font-size:14px;
color:#777;
}

.header-right{
display:flex;
align-items:center;
gap:18px;
}

.bell{
position:relative;
font-size:24px;
}

.badge{
position:absolute;
top:-8px;
right:-10px;
background:red;
color:#fff;
width:18px;
height:18px;
border-radius:50%;
font-size:11px;
display:flex;
align-items:center;
justify-content:center;
}

.profile{
width:48px;
height:48px;
border-radius:50%;
overflow:hidden;
}

.profile img{
width:100%;
height:100%;
object-fit:cover;
}

/* HERO */

.hero{
margin:15px;
padding:30px;
border-radius:26px;
background:linear-gradient(135deg,#0039c9,#245dff);
display:flex;
justify-content:space-between;
align-items:center;
overflow:hidden;
color:#fff;
}

.hero-left{
width:55%;
}

.hero-left h2{
font-size:22px;
margin-bottom:15px;
}

.hero-left h1{
font-size:52px;
font-weight:800;
line-height:1.1;
margin-bottom:12px;
}

.hero-left h1 span{
color:#ffd633;
}

.hero-left p{
font-size:20px;
margin-bottom:20px;
}

.mock-btn{
display:inline-block;
background:#ffc107;
padding:14px 30px;
border-radius:14px;
font-weight:700;
text-decoration:none;
color:#111;
}

.hero-right img{
width:420px;
max-width:100%;
}

/* MOBILE */

@media(max-width:768px){

.title-box h1{
font-size:18px;
}

.hero{
flex-direction:column;
text-align:center;
}

.hero-left{
width:100%;
}

.hero-left h1{
font-size:42px;
}

.hero-right{
margin-top:20px;
}

.hero-right img{
width:250px;
}
}
.updates-card{
background:#fff;
padding:22px;
border-radius:22px;
display:flex;
align-items:center;
justify-content:space-between;
box-shadow:0 5px 20px rgba(0,0,0,.06);
margin-top:10px;
}

.updates-left{
font-size:35px;
}

.updates-center{
flex:1;
padding-left:20px;
}

.updates-center h3{
font-size:22px;
margin-bottom:5px;
}

.updates-center p{
color:#666;
}

.updates-right{
color:#245dff;
font-weight:700;
}

@media(max-width:768px){

.updates-card{
flex-direction:column;
align-items:flex-start;
gap:10px;
}

.updates-right{
margin-top:10px;
}
}
.section-header{
display:flex;
justify-content:space-between;
align-items:center;
margin:25px 0 15px;
}

.section-header h2{
font-size:28px;
font-weight:700;
}

.section-header a{
text-decoration:none;
font-weight:700;
color:#245dff;
}

.quick-grid{
display:grid;
grid-template-columns:repeat(4,1fr);
gap:18px;
}

.quick-card{
background:#fff;
border-radius:22px;
padding:25px 15px;
text-align:center;
box-shadow:0 5px 20px rgba(0,0,0,.06);
transition:.3s;
}

.quick-card:hover{
transform:translateY(-4px);
}

.icon{
width:70px;
height:70px;
margin:auto;
border-radius:50%;
display:flex;
align-items:center;
justify-content:center;
font-size:32px;
margin-bottom:15px;
}

.purple{background:#efe5ff;}
.blue{background:#e6efff;}
.green{background:#e7f8ea;}
.orange{background:#fff0df;}
.red{background:#ffe6e6;}
.yellow{background:#fff6d8;}
.cyan{background:#dffcfb;}

.quick-card h3{
font-size:18px;
line-height:1.4;
font-weight:600;
}

@media(max-width:768px){

.quick-grid{
grid-template-columns:repeat(2,1fr);
}

.quick-card{
padding:20px 10px;
}

.quick-card h3{
font-size:15px;
}
}
.progress-card{
background:#fff;
padding:25px;
border-radius:24px;
box-shadow:0 5px 20px rgba(0,0,0,.06);
margin-top:25px;
}

.progress-top{
display:flex;
justify-content:space-between;
align-items:center;
margin-bottom:20px;
}

.progress-top h2{
font-size:28px;
margin-bottom:5px;
}

.progress-top p{
color:#777;
}

.progress-top a{
text-decoration:none;
font-weight:700;
color:#245dff;
}

.progress-bar{
height:26px;
background:#e8edf7;
border-radius:50px;
overflow:hidden;
margin-bottom:25px;
}

.progress-fill{
height:100%;
width:70%;
background:linear-gradient(135deg,#245dff,#00b3ff);
border-radius:50px;
display:flex;
align-items:center;
justify-content:center;
color:#fff;
font-weight:700;
}

.progress-stats{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:15px;
}

.stat-box{
background:#f8faff;
padding:18px;
border-radius:16px;
text-align:center;
}

.stat-box h3{
font-size:26px;
color:#245dff;
margin-bottom:5px;
}

.stat-box p{
color:#666;
}

@media(max-width:768px){

.progress-top{
flex-direction:column;
align-items:flex-start;
gap:10px;
}

.progress-stats{
grid-template-columns:1fr;
}
}
.courses-grid{
display:grid;
grid-template-columns:repeat(2,1fr);
gap:20px;
margin-top:20px;
}

.course-card{
background:#fff;
padding:25px;
border-radius:24px;
box-shadow:0 5px 20px rgba(0,0,0,.06);
}

.course-icon{
width:60px;
height:60px;
border-radius:16px;
display:flex;
align-items:center;
justify-content:center;
font-size:24px;
color:#fff;
margin-bottom:15px;
}

.course-card h3{
font-size:22px;
margin-bottom:10px;
}

.course-card p{
color:#666;
line-height:1.6;
margin-bottom:20px;
}

.course-card button{
width:100%;
border:none;
padding:12px;
border-radius:12px;
background:#245dff;
color:#fff;
font-weight:700;
cursor:pointer;
}

.course-card button:hover{
opacity:.9;
}

@media(max-width:768px){

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

}
.rankers-section{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:20px;
margin-top:20px;
}

.ranker-card{
background:#fff;
padding:25px;
border-radius:24px;
box-shadow:0 5px 20px rgba(0,0,0,.06);
text-align:center;
transition:.3s;
}

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

.rank-badge{
font-size:22px;
font-weight:700;
margin-bottom:15px;
}

.ranker-card h3{
font-size:22px;
margin-bottom:8px;
}

.ranker-card p{
color:#666;
font-weight:600;
}

.first-rank{
border-top:5px solid #f4b400;
}

.second-rank{
border-top:5px solid #c0c0c0;
}

.third-rank{
border-top:5px solid #cd7f32;
}

@media(max-width:768px){

.rankers-section{
grid-template-columns:1fr;
}

}
.daily-goal-card{
background:linear-gradient(135deg,#245dff,#5f8cff);
padding:25px;
border-radius:24px;
margin-top:25px;
display:flex;
justify-content:space-between;
align-items:center;
color:#fff;
overflow:hidden;
}

.goal-left{
flex:1;
}

.goal-left h2{
font-size:28px;
margin-bottom:10px;
}

.goal-left p{
line-height:1.7;
margin-bottom:15px;
}

.goal-progress{
width:100%;
height:12px;
background:rgba(255,255,255,.25);
border-radius:50px;
overflow:hidden;
margin-bottom:10px;
}

.goal-fill{
width:60%;
height:100%;
background:#fff;
border-radius:50px;
}

.goal-right{
font-size:70px;
margin-left:20px;
}

@media(max-width:768px){

.daily-goal-card{
flex-direction:column;
text-align:center;
}

.goal-right{
margin-top:15px;
margin-left:0;
font-size:55px;
}

}
.hero-stats{
display:flex;
gap:15px;
margin-top:20px;
flex-wrap:wrap;
}

.hero-stat-item{
background:rgba(255,255,255,.15);
padding:12px 18px;
border-radius:15px;
backdrop-filter:blur(10px);
}

.hero-stat-item h3{
margin:0;
font-size:22px;
color:#fff;
}

.hero-stat-item span{
font-size:13px;
color:#fff;
}