:root {
--orange: #0f766e;
--orange-dark: #115e59;
--blue: #1d4ed8;
--blue-dark: #1e3a8a;
--bg: #f5f7fb;
--text: #1f2933;
--muted: #6b7280;
--shadow-soft: 0 18px 40px rgba(15, 23, 42, 0.18);
}

/* Reset sederhana */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
background: var(--bg);
color: var(--text);
line-height: 1.6;
}

/* Layout dasar */
.container {
max-width: 1100px;
margin: 0 auto;
padding: 0 1.5rem;
}

header {
background: linear-gradient(120deg, var(--orange-dark), var(--blue-dark));
color: #fff;
box-shadow: var(--shadow-soft);
position: sticky;
top: 0;
z-index: 10;
}

.navbar {
display: flex;
align-items: center;
justify-content: space-between;
padding: 0.9rem 0;
}

.nav-left {
display: flex;
align-items: center;
gap: 0.6rem;
}
.logo-mark img {
width: 40px;
height: 40px;
object-fit: contain;
}

.brand-title {
font-weight: 700;
letter-spacing: 0.04em;
font-size: 0.95rem;
}

.brand-sub {
font-size: 0.7rem;
color: rgba(255,255,255,0.8);
}

.nav-menu {
display: flex;
gap: 1rem;
}

.nav-menu a {
color: rgba(255,255,255,0.85);
text-decoration: none;
font-size: 0.9rem;
padding: 0.4rem 0.7rem;
border-radius: 999px;
transition: 0.2s;
}

.nav-menu a:hover,
.nav-menu a.active {
background: rgba(255,255,255,0.12);
color: #fff;
}

/* Hero */
.hero {
padding: 3rem 0 2rem;
}

.hero-grid {
display: grid;
grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
gap: 2.5rem;
align-items: center;
}

.badge {
display: inline-flex;
align-items: center;
gap: 0.4rem;
padding: 0.25rem 0.75rem;
border-radius: 999px;
background: rgba(0, 123, 255, 0.08);
color: var(--blue-dark);
font-size: 0.75rem;
font-weight: 600;
}

.badge-dot {
width: 8px;
height: 8px;
border-radius: 999px;
background: linear-gradient(135deg, var(--orange), var(--blue));
}

.hero-title {
margin-top: 1rem;
font-size: 2.4rem;
line-height: 1.15;
}

.hero-highlight {
background: linear-gradient(120deg, var(--orange), var(--blue));
-webkit-background-clip: text;
color: transparent;
}

.hero-text {
margin-top: 0.75rem;
color: var(--muted);
font-size: 0.97rem;
}

.hero-actions {
margin-top: 1.5rem;
display: flex;
gap: 0.8rem;
flex-wrap: wrap;
}

.btn {
display: inline-flex;
align-items: center;
justify-content: center;
gap: 0.35rem;
border-radius: 999px;
padding: 0.55rem 1.3rem;
font-size: 0.9rem;
font-weight: 600;
border: none;
cursor: pointer;
text-decoration: none;
transition: 0.2s;
}

.btn-primary {
background: linear-gradient(135deg, var(--orange), var(--blue));
color: #fff;
box-shadow: 0 12px 25px rgba(15, 23, 42, 0.25);
}

.btn-primary:hover {
filter: brightness(1.05);
transform: translateY(-1px);
}

.btn-ghost {
background: rgba(15,23,42,0.04);
color: var(--blue-dark);
}

.btn-ghost:hover {
background: rgba(15,23,42,0.07);
}

/* Hero card */
.hero-card {
background: #fff;
border-radius: 20px;
padding: 1.5rem;
box-shadow: var(--shadow-soft);
position: relative;
overflow: hidden;
}

.hero-card-ribbon {
position: absolute;
inset: auto -60px auto auto;
top: 1.3rem;
width: 120px;
height: 120px;
background: radial-gradient(circle at 30% 0, var(--orange), rgba(255,255,255,0));
opacity: 0.3;
}

.hero-card-title {
font-size: 1rem;
margin-bottom: 0.5rem;
}

.hero-card-sub {
font-size: 0.8rem;
color: var(--muted);
margin-bottom: 1rem;
}

.metrics {
display: grid;
grid-template-columns: repeat(2, minmax(0,1fr));
gap: 0.9rem;
}

.metric-item {
padding: 0.6rem 0.8rem;
border-radius: 12px;
background: linear-gradient(135deg, #fdfbfb, #ebedee);
}

.metric-label {
font-size: 0.7rem;
color: var(--muted);
}

.metric-value {
font-size: 1rem;
font-weight: 700;
}

/* Section umum */
.section {
padding: 2rem 0;
}

.section-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 1.2rem;
gap: 1rem;
}

.section-title {
font-size: 1.3rem;
}

.section-sub {
font-size: 0.85rem;
color: var(--muted);
}

/* Cards grid */
.cards-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
gap: 1.2rem;
}

.card {
background: #fff;
border-radius: 18px;
padding: 1.2rem;
box-shadow: 0 10px 25px rgba(15,23,42,0.12);
}

.card-pill {
font-size: 0.7rem;
padding: 0.22rem 0.7rem;
border-radius: 999px;
background: rgba(0, 123, 255, 0.07);
color: var(--blue-dark);
display: inline-block;
margin-bottom: 0.5rem;
}

.card-title {
font-size: 1rem;
margin-bottom: 0.4rem;
}

.card-text {
font-size: 0.85rem;
color: var(--muted);
}

.card-meta {
margin-top: 0.6rem;
font-size: 0.78rem;
color: var(--muted);
}

/* Tabel */
.table-wrap {
background: #fff;
border-radius: 18px;
padding: 1.1rem;
box-shadow: 0 10px 25px rgba(15,23,42,0.12);
overflow-x: auto;
}

table {
width: 100%;
border-collapse: collapse;
font-size: 0.85rem;
}

th, td {
padding: 0.6rem 0.4rem;
text-align: left;
}

th {
font-size: 0.78rem;
text-transform: uppercase;
letter-spacing: 0.06em;
color: var(--muted);
border-bottom: 1px solid #e5e7eb;
}

tbody tr:nth-child(even) {
background: #f9fafb;
}

/* Form */
.form-card {
background: #fff;
border-radius: 18px;
padding: 1.3rem;
box-shadow: 0 10px 25px rgba(15,23,42,0.12);
}

.form-row {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
gap: 0.9rem;
}

label {
font-size: 0.8rem;
font-weight: 600;
color: var(--muted);
display: block;
margin-bottom: 0.25rem;
}

input, textarea {
width: 100%;
padding: 0.55rem 0.7rem;
border-radius: 10px;
border: 1px solid #e5e7eb;
font-size: 0.85rem;
outline: none;
transition: 0.15s;
}

input:focus, textarea:focus {
border-color: var(--blue);
box-shadow: 0 0 0 1px rgba(0,123,255,0.1);
}

textarea {
min-height: 120px;
resize: vertical;
}

footer {
border-top: 1px solid #e5e7eb;
margin-top: 2rem;
padding: 1rem 0 1.5rem;
font-size: 0.8rem;
color: var(--muted);
}

/* Responsif */
@media (max-width: 768px) {
.hero-grid {
grid-template-columns: minmax(0,1fr);
}

.navbar {
flex-direction: column;
align-items: flex-start;
gap: 0.6rem;
}

.nav-menu {
flex-wrap: wrap;
}

.hero {
padding-top: 2rem;
}
.detail-book{
display:grid;
grid-template-columns:280px 1fr;
gap:40px;
align-items:start;
}

.detail-cover img{
width:100%;
border-radius:14px;
box-shadow:0 15px 35px rgba(0,0,0,0.2);
}

.detail-title{
font-size:28px;
margin-bottom:20px;
}

.detail-meta{
display:flex;
flex-direction:column;
gap:10px;
margin-bottom:20px;
}

.meta-item{
display:flex;
gap:10px;
font-size:14px;
}

.meta-label{
font-weight:600;
color:var(--muted);
width:80px;
}

.meta-value{
color:var(--text);
}

.sinopsis-card{
background:#fff;
padding:20px;
border-radius:14px;
box-shadow:0 8px 20px rgba(15,23,42,0.08);
margin-bottom:25px;
}

.sinopsis-card h3{
margin-bottom:10px;
}

.sinopsis-card p{
color:var(--muted);
line-height:1.7;
}

.back-center{
text-align:center;
margin-top:10px;
}

.form-row{
display:grid;
grid-template-columns:2fr 1fr;
gap:15px;
align-items:end;
}

select{
width:100%;
padding:0.55rem 0.7rem;
border-radius:10px;
border:1px solid #e5e7eb;
font-size:0.85rem;
outline:none;
background:#fff;
}

select:focus{
border-color:var(--blue);
box-shadow:0 0 0 1px rgba(0,123,255,0.1);
}

}
/* OTW Cendekiawan modern publishing theme */
.hero-title, .section-title { letter-spacing:-0.02em; }
.card {
 background:#ffffff;
 border:1px solid #e5e7eb;
 border-radius:18px;
 transition:.25s ease;
}
.card:hover {
 transform:translateY(-5px);
 box-shadow:0 15px 35px rgba(0,0,0,.08);
}
.btn-primary {
 background:#0f766e;
 border-radius:999px;
}
footer {
 background:#0f172a;
}
@media(max-width:768px){
 .container{padding:0 1rem;}
 .hero-grid{display:block;}
 .navbar{flex-wrap:wrap;}
 .brand-title{font-size:.85rem;}
}