:root {
  --navy:#0A1E3D;--navy-mid:#102952;--blue:#1565C0;--blue-light:#1976D2;--blue-bg:#EFF6FF;
  --orange:#E65100;--green:#2E7D32;--red:#DC2626;--white:#FFFFFF;
  --gray-50:#F8FAFC;--gray-100:#F1F5F9;--gray-200:#E2E8F0;--gray-500:#64748B;--gray-700:#334155;
  --font-display:'Barlow Condensed',sans-serif;--font-body:'Barlow',sans-serif;
  --radius:12px;--shadow:0 4px 24px rgba(10,30,61,0.12);--shadow-lg:0 12px 48px rgba(10,30,61,0.18);
  --transition:all 0.22s ease;
}

/* Page background gradient - only for ebook wrapper */
.pce-ebook-wrapper{
  position:relative;
  background:linear-gradient(160deg,#0A1E3D 0%,#1a3a6e 50%,#2a5298 100%);
  min-height:100vh;
  color:var(--white);
  -webkit-font-smoothing:antialiased;
  padding:0;
  margin:0;
}

/* Background extends full viewport */
.pce-ebook-wrapper::before{
  content:'';
  position:fixed;
  top:0;
  left:0;
  right:0;
  bottom:0;
  background:linear-gradient(160deg,#0A1E3D 0%,#1a3a6e 50%,#2a5298 100%);
  z-index:-1;
  pointer-events:none;
}

.pce-ebook-content{
  max-width:1200px;
  margin:0 auto;
  padding:56px 40px 72px;
  font-family:var(--font-body);
  position:relative;
  z-index:1;
}

/* HEADER */
.page-header{text-align:center;margin-bottom:40px;}
.page-header h1{font-family:var(--font-display);font-size:clamp(28px,6vw,52px);font-weight:800;color:var(--white);text-transform:uppercase;letter-spacing:0.02em;line-height:1.1;margin-bottom:12px;}
.page-header h1 em{font-style:normal;color:#FFB74D;}
.page-header p{font-size:clamp(14px,2.5vw,17px);color:rgba(255,255,255,0.7);max-width:520px;margin:0 auto;line-height:1.6;}

/* MAIN CARD */
.main-card{background:var(--white);border-radius:20px;box-shadow:var(--shadow-lg);overflow:hidden;display:grid;grid-template-columns:1fr;}

/* LEFT */
.card-left{background:linear-gradient(150deg,#0A1E3D 0%,#1a3a6e 100%);padding:36px 28px 32px;display:flex;flex-direction:column;align-items:center;text-align:center;position:relative;overflow:hidden;min-width:0;}
.card-left::before{content:'';position:absolute;inset:0;background-image:repeating-linear-gradient(0deg,transparent,transparent 39px,rgba(255,255,255,0.02) 40px),repeating-linear-gradient(90deg,transparent,transparent 39px,rgba(255,255,255,0.02) 40px);}

/* BOOK COVER — responsive, tidak overflow */
.book-wrap{position:relative;z-index:1;margin-bottom:28px;filter:drop-shadow(0 20px 40px rgba(0,0,0,0.5));transition:transform 0.3s ease;}
.book-wrap:hover{transform:translateY(-6px) rotate(-1deg);}
.book-cover{width:clamp(130px,40%,190px);max-width:100%;background:linear-gradient(145deg,#1565C0,#0D47A1);border-radius:4px 12px 12px 4px;padding:18px 16px 16px;text-align:left;box-shadow:-6px 6px 0 rgba(0,0,0,0.3),inset -3px 0 0 rgba(0,0,0,0.2);position:relative;}
.book-cover::before{content:'';position:absolute;top:0;left:0;bottom:0;width:8px;background:linear-gradient(to right,rgba(0,0,0,0.25),transparent);border-radius:4px 0 0 4px;}
.book-badge{background:var(--orange);color:white;font-size:9px;font-weight:800;letter-spacing:0.1em;text-transform:uppercase;padding:3px 8px;border-radius:4px;display:inline-block;margin-bottom:12px;}
.book-title{font-family:var(--font-display);font-size:clamp(14px,3.5vw,20px);font-weight:800;color:white;text-transform:uppercase;line-height:1.1;margin-bottom:4px;word-break:break-word;overflow-wrap:break-word;}
.book-title em{font-style:normal;color:#FFB74D;}
.book-subtitle{font-size:9px;color:rgba(255,255,255,0.6);line-height:1.4;margin-top:6px;}
.book-stripe{position:absolute;bottom:14px;left:16px;right:16px;height:2px;background:rgba(255,255,255,0.15);border-radius:1px;}

/* CHECKLIST */
.checklist{position:relative;z-index:1;width:100%;text-align:left;}
.checklist-item{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,0.08);font-size:14px;color:rgba(255,255,255,0.9);font-weight:500;line-height:1.4;}
.checklist-item:last-child{border-bottom:none;}
.check-icon{width:22px;height:22px;background:var(--green);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px;}
.check-icon::after{content:'✓';font-size:11px;font-weight:700;color:white;}

/* FORM */
.card-right{padding:36px 28px 32px;background:var(--white);display:flex;flex-direction:column;min-width:0;overflow:hidden;}
.form-eyebrow{font-family:var(--font-display);font-size:12px;font-weight:700;color:var(--blue);letter-spacing:0.12em;text-transform:uppercase;margin-bottom:6px;}
.form-title{font-family:var(--font-display);font-size:clamp(20px,3vw,28px);font-weight:800;color:var(--navy);text-transform:uppercase;letter-spacing:0.02em;line-height:1.15;margin-bottom:20px;}
.form-group{margin-bottom:14px;}
.form-group label{display:block;font-size:12px;font-weight:700;color:var(--gray-700);letter-spacing:0.06em;text-transform:uppercase;margin-bottom:6px;}
.form-input{width:100%;padding:13px 16px;border:1.5px solid var(--gray-200);border-radius:var(--radius);font-family:var(--font-body);font-size:15px;color:var(--navy);background:var(--gray-50);transition:var(--transition);outline:none;}
.form-input::placeholder{color:var(--gray-500);}
.form-input:focus{border-color:var(--blue);background:var(--white);box-shadow:0 0 0 3px rgba(21,101,192,0.1);}
.form-input.error{border-color:var(--red);background:#FEF2F2;}
.form-error{font-size:12px;color:var(--red);margin-top:4px;display:none;}
.form-error.visible{display:block;}
.form-select{width:100%;padding:13px 16px;border:1.5px solid var(--gray-200);border-radius:var(--radius);font-family:var(--font-body);font-size:15px;color:var(--navy);background:var(--gray-50);transition:var(--transition);outline:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748B' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;}
.form-select:focus{border-color:var(--blue);background-color:var(--white);box-shadow:0 0 0 3px rgba(21,101,192,0.1);}
.btn-download{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:15px;background:var(--orange);color:white;border:none;border-radius:var(--radius);font-family:var(--font-body);font-size:16px;font-weight:700;letter-spacing:0.03em;cursor:pointer;transition:var(--transition);margin-top:6px;box-shadow:0 4px 18px rgba(230,81,0,0.35);}
.btn-download:hover{background:#BF360C;transform:translateY(-2px);box-shadow:0 8px 28px rgba(230,81,0,0.45);}
.btn-download:disabled{opacity:0.6;cursor:not-allowed;transform:none;}
.btn-download.loading{position:relative;color:transparent;}
.btn-download.loading::after{content:'';position:absolute;width:20px;height:20px;border:2px solid rgba(255,255,255,0.3);border-top-color:white;border-radius:50%;animation:spin 0.8s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
.btn-download-icon{width:22px;height:22px;background:rgba(255,255,255,0.2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0;}
.form-note{font-size:12px;color:var(--gray-500);text-align:center;margin-top:12px;line-height:1.5;}

/* TRUST BAR */
.trust-bar{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px 0;margin-top:28px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius);padding:16px 24px;}
.trust-item{flex:1;min-width:140px;display:flex;align-items:center;justify-content:center;gap:8px;font-size:13px;font-weight:600;color:rgba(255,255,255,0.8);padding:6px 12px;}
.trust-item+.trust-item{border-left:1px solid rgba(255,255,255,0.15);}
.trust-icon{width:28px;height:28px;background:rgba(255,255,255,0.1);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;}

/* SUCCESS MODAL */
.success-modal{position:fixed;inset:0;background:rgba(10,30,61,0.85);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;opacity:0;visibility:hidden;transition:all 0.3s ease;}
.success-modal.visible{opacity:1;visibility:visible;}
.modal-content{background:var(--white);border-radius:20px;max-width:480px;width:100%;padding:40px 32px;text-align:center;transform:scale(0.9);transition:transform 0.3s ease;}
.success-modal.visible .modal-content{transform:scale(1);}
.success-icon{width:80px;height:80px;background:#DCFCE7;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:40px;}
.modal-title{font-family:var(--font-display);font-size:28px;font-weight:800;color:var(--navy);text-transform:uppercase;letter-spacing:0.02em;margin-bottom:12px;line-height:1.1;}
.modal-message{font-size:15px;color:var(--gray-500);line-height:1.6;margin-bottom:28px;}
.modal-btn{display:inline-block;padding:14px 32px;background:var(--navy);color:white;border:none;border-radius:var(--radius);font-family:var(--font-body);font-size:15px;font-weight:700;letter-spacing:0.02em;cursor:pointer;transition:var(--transition);}
.modal-btn:hover{background:var(--navy-mid);transform:translateY(-2px);}
.modal-btn:active{transform:translateY(0);}

/* RESPONSIVE */
@media(max-width:480px){
  .pce-ebook-wrapper{padding:20px 14px 40px;}
  .card-left,.card-right{padding:24px 18px 22px;}
  .book-cover{width:clamp(110px,42vw,150px);padding:12px 10px 10px;}
  .book-title{font-size:13px;}
  .book-subtitle{font-size:8px;}
  .trust-item{min-width:100%;border-left:none !important;border-top:1px solid rgba(255,255,255,0.1);}
  .trust-item:first-child{border-top:none;}
  .trust-bar{gap:0;padding:12px 16px;}
}
@media(min-width:680px){
  .main-card{grid-template-columns:1fr 1fr;}
  .card-left{padding:44px 40px 40px;}
  .card-right{padding:44px 40px 40px;}
  .book-cover{width:190px;}
}
@media(min-width:1024px){
  .pce-ebook-wrapper{padding:72px 60px 80px;}
  .card-left{padding:52px 48px 48px;}
  .card-right{padding:52px 48px 48px;}
  .book-cover{width:210px;}
}