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

body{
font-family:Arial,sans-serif;
background:#050505;
color:#f5d27a;
}

.navbar{
display:flex;
justify-content:space-between;
align-items:center;
padding:20px 60px;
background:rgba(0,0,0,0.85);
position:fixed;
width:100%;
top:0;
z-index:999;
border-bottom:1px solid rgba(255,215,0,0.15);
}

.logo{
font-size:32px;
font-weight:bold;
letter-spacing:4px;
}

.navbar ul{
display:flex;
gap:30px;
list-style:none;
}

.navbar a{
color:#f5d27a;
text-decoration:none;
}

.hero{
height:100vh;
display:flex;
justify-content:center;
align-items:center;
text-align:center;
background:
linear-gradient(rgba(0,0,0,0.7),rgba(0,0,0,0.8)),
radial-gradient(circle at top,#7a5a1a,#050505 60%);
padding:20px;
}

.hero h1{
font-size:78px;
margin-bottom:20px;
}

.hero p{
font-size:24px;
margin-bottom:30px;
color:#d6b45c;
}

.btn{
padding:14px 32px;
border-radius:12px;
text-decoration:none;
display:inline-block;
transition:all 0.3s ease;
font-weight:bold;
font-size:16px;
letter-spacing:0.1em;
cursor:pointer;
}

/* Primary Button - SUBMIT CARDS */
.btn-primary{
position:relative;
overflow:hidden;
background:linear-gradient(135deg,#d4af37,#f5d27a,#d4af37);
color:#000;
border:2px solid #d4af37;
box-shadow:0 0 20px rgba(212,175,55,0.2);
}

.btn-primary::after{
content:'';
position:absolute;
top:-50%;
left:-100%;
width:40px;
height:200%;
background:linear-gradient(90deg,transparent,rgba(255,255,255,0.6),transparent);
transform:skewX(-20deg);
transition:left 0.6s ease;
pointer-events:none;
}

.btn-primary:hover::after{
left:120%;
}

.btn-primary:hover{
background:linear-gradient(135deg,#e0c050,#ffe08a,#e0c050);
box-shadow:0 0 15px rgba(212,175,55,0.4);
transform:scale(1.03);
}

.btn-primary:active{
transform:scale(0.98);
}

/* Secondary Button - VERIFY AUTHENTICITY */
.btn-secondary{
background:transparent;
color:#d4af37;
border:2px solid rgba(212,175,55,0.5);
}

.btn-secondary:hover{
border-color:rgba(212,175,55,0.85);
background:rgba(212,175,55,0.05);
transform:translateY(-1px);
box-shadow:0 0 10px rgba(212,175,55,0.15);
}

.btn-secondary:active{
border-color:rgba(212,175,55,1);
background:rgba(212,175,55,0.08);
transform:translateY(0);
}

/* Legacy .btn without subclass (for existing buttons) */
.btn:not(.btn-primary):not(.btn-secondary){
border:2px solid rgba(212,175,55,0.5);
color:#d4af37;
background:transparent;
}

.btn:not(.btn-primary):not(.btn-secondary):hover{
background:rgba(212,175,55,0.05);
border-color:rgba(212,175,55,0.85);
transform:translateY(-1px);
}

.section{
padding:100px 60px;
text-align:center;
}

.section h2{
font-size:42px;
margin-bottom:40px;
}

.dark{
background:#0d0d0d;
}

.grid{
display:flex;
justify-content:center;
gap:30px;
flex-wrap:wrap;
}

.box{
background:#111;
padding:40px;
width:300px;
border-radius:24px;
border:1px solid rgba(255,215,0,0.25);
box-shadow:0 0 25px rgba(255,215,0,0.08);
}

.box h3{
margin-bottom:15px;
font-size:28px;
}

/* ---- Grading Scale Table ---- */
.section-subtitle{
color:#a09060;
font-size:16px;
letter-spacing:0.3em;
text-transform:uppercase;
margin-bottom:50px;
}

.grading-table{
max-width:900px;
margin:0 auto;
display:flex;
flex-direction:column;
gap:12px;
}

.grade-row{
display:flex;
align-items:center;
gap:20px;
background:#0c0c0c;
border:1px solid rgba(255,215,0,0.08);
border-radius:16px;
padding:24px 28px;
transition:all 0.3s ease;
}

.grade-row:hover{
border-color:rgba(255,215,0,0.2);
background:#101010;
box-shadow:0 0 30px rgba(212,175,55,0.05);
transform:translateY(-1px);
}

.grade-row-black-crown{
border:1px solid rgba(212,175,55,0.35);
background:linear-gradient(135deg,rgba(20,18,10,1),rgba(12,12,12,1));
box-shadow:0 0 40px rgba(212,175,55,0.06);
}

.grade-row-black-crown:hover{
border-color:rgba(212,175,55,0.55);
box-shadow:0 0 60px rgba(212,175,55,0.1);
}

.grade-score{
font-size:28px;
font-weight:900;
color:#f5d27a;
min-width:80px;
text-align:center;
letter-spacing:-0.02em;
line-height:1;
flex-shrink:0;
}

.grade-label-badge{
display:inline-flex;
align-items:center;
gap:8px;
padding:6px 14px;
border-radius:8px;
font-size:10px;
font-weight:700;
letter-spacing:0.2em;
text-transform:uppercase;
min-width:140px;
justify-content:center;
flex-shrink:0;
border:1px solid rgba(255,255,255,0.06);
}

.label-dot{
width:8px;
height:8px;
border-radius:50%;
flex-shrink:0;
}

.grade-info{
flex:1;
text-align:left;
}

.grade-name{
font-size:18px;
font-weight:800;
color:#f0e0a0;
letter-spacing:0.15em;
margin-bottom:6px;
}

.grade-desc{
font-size:14px;
color:#777;
line-height:1.6;
}

/* ---- Subgrade Section ---- */
.subgrade-section{
margin-top:100px;
padding-top:80px;
border-top:1px solid rgba(255,215,0,0.08);
}

.subgrade-section h2{
font-size:42px;
margin-bottom:10px;
color:#f5d27a;
}

.subgrade-grid{
display:grid;
grid-template-columns:repeat(4,1fr);
gap:20px;
max-width:900px;
margin:0 auto;
}

.subgrade-card{
background:#0c0c0c;
border:1px solid rgba(255,215,0,0.1);
border-radius:20px;
padding:32px 24px;
text-align:center;
transition:all 0.3s ease;
}

.subgrade-card:hover{
border-color:rgba(255,215,0,0.25);
box-shadow:0 0 25px rgba(212,175,55,0.06);
transform:translateY(-2px);
}

.subgrade-number{
font-size:36px;
font-weight:900;
color:rgba(212,175,55,0.15);
margin-bottom:12px;
letter-spacing:-0.02em;
}

.subgrade-card h3{
font-size:16px;
font-weight:800;
letter-spacing:0.2em;
color:#f5d27a;
margin-bottom:10px;
}

.subgrade-card p{
font-size:13px;
color:#777;
line-height:1.6;
}

footer{
padding:30px;
text-align:center;
color:#888;
}

.verify-page{
display:flex;
justify-content:center;
align-items:center;
min-height:100vh;
background:
linear-gradient(rgba(0,0,0,0.8),rgba(0,0,0,0.8)),
radial-gradient(circle at top,#6a4a10,#050505 60%);
}

.verify-container{
width:700px;
}

.verify-container h1{
text-align:center;
margin-bottom:30px;
}

.verify-card{
background:#111;
padding:40px;
border-radius:30px;
border:1px solid gold;
box-shadow:0 0 30px rgba(255,215,0,0.12);
}

.label-top{
display:flex;
justify-content:space-between;
align-items:center;
margin-bottom:30px;
}

.grade{
font-size:80px;
font-weight:bold;
color:gold;
}

.subgrades{
display:grid;
grid-template-columns:1fr 1fr;
gap:15px;
margin-bottom:30px;
}

.subgrades div{
background:#1a1a1a;
padding:15px;
border-radius:12px;
}

.serial{
margin-bottom:20px;
color:#aaa;
}

.verified{
background:gold;
color:black;
padding:18px;
text-align:center;
font-weight:bold;
border-radius:12px;
}

/* Hero Buttons Layout */
.hero-buttons{
display:flex;
flex-wrap:wrap;
gap:16px;
justify-content:center;
margin-bottom:50px;
}

/* Counter Stats */
.counter-stats{
display:flex;
justify-content:center;
gap:50px;
flex-wrap:wrap;
margin-top:10px;
}

.stat-item{
text-align:center;
min-width:140px;
}

.stat-number{
font-size:42px;
font-weight:900;
color:#f5d27a;
letter-spacing:0.02em;
line-height:1.1;
}

.stat-label{
color:#a0a0a0;
font-size:13px;
letter-spacing:0.25em;
text-transform:uppercase;
margin-top:8px;
font-weight:500;
}

/* ---- Responsive / Mobile ---- */
@media(max-width:768px){
.navbar{
padding:15px 20px;
}

.navbar ul{
gap:15px;
}

.navbar a{
font-size:14px;
}

.hero h1{
font-size:38px;
}

.hero p{
font-size:18px;
}

.hero-buttons{
flex-direction:column;
align-items:center;
gap:12px;
}

.btn{
padding:14px 28px;
font-size:15px;
width:100%;
max-width:280px;
text-align:center;
}

.counter-stats{
gap:24px;
}

.stat-number{
font-size:32px;
}

.stat-label{
font-size:11px;
letter-spacing:0.2em;
}

.section{
padding:60px 20px;
}

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

.box{
width:100%;
padding:30px;
}

.verify-container{
width:90%;
padding:0 15px;
}

.grade{
font-size:50px;
}

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

.grade-row{
flex-direction:column;
align-items:flex-start;
gap:12px;
padding:20px;
}

.grade-score{
min-width:auto;
font-size:24px;
}

.grade-label-badge{
min-width:auto;
}

.subgrade-grid{
grid-template-columns:1fr 1fr;
gap:14px;
}

.subgrade-section{
margin-top:60px;
padding-top:50px;
}

.subgrade-section h2{
font-size:28px;
}
}

@media(max-width:480px){
.hero h1{
font-size:28px;
}

.hero p{
font-size:16px;
margin-bottom:20px;
}

.counter-stats{
flex-direction:column;
gap:20px;
align-items:center;
}

.stat-number{
font-size:28px;
}

.logo{
font-size:24px;
}

.navbar ul{
gap:10px;
}

.navbar a{
font-size:12px;
}

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

.grade-name{
font-size:15px;
}

.grade-desc{
font-size:13px;
}
}