*{box-sizing:border-box;margin:0;padding:0}
:root{--primary:#1a5276;--accent:#e67e22;--green:#1e8449;--red:#c0392b;--gold:#f39c12}
body{font-family:'Segoe UI',Arial,sans-serif;background:#eaf0fb;color:#222;min-height:100vh}

/* HEADER */
.site-header{background:linear-gradient(135deg,#1a3a5c 0%,#1a5276 60%,#e67e22 100%);padding:0.6rem 1.2rem;display:flex;align-items:center;justify-content:space-between;box-shadow:0 2px 8px rgba(0,0,0,0.25)}
.site-logo{color:#fff;font-size:1.1rem;font-weight:700;text-decoration:none}
.site-logo span{opacity:0.7;font-weight:400}
.site-nav a{color:rgba(255,255,255,0.85);font-size:0.8rem;text-decoration:none;margin-left:1.2rem}

/* HERO */
.hero{background:linear-gradient(135deg,#1a3a5c 0%,#1a5276 55%,#e67e22 100%);padding:2.2rem 1rem 1.8rem;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'CSC';position:absolute;right:3%;top:50%;transform:translateY(-50%);font-size:7rem;opacity:0.07;color:#fff;font-weight:900;pointer-events:none}
.hero-badge{display:inline-block;background:rgba(255,255,255,0.18);color:#fff;font-size:0.78rem;padding:4px 16px;border-radius:20px;margin-bottom:0.9rem;border:1px solid rgba(255,255,255,0.3)}
.hero h1{color:#fff;font-size:1.9rem;font-weight:700;line-height:1.2;margin-bottom:0.5rem;text-shadow:0 2px 8px rgba(0,0,0,0.2)}
.hero p{color:rgba(255,255,255,0.88);font-size:0.95rem;max-width:600px;margin:0 auto 0.8rem}
.hero-feats{display:flex;gap:0.7rem;justify-content:center;flex-wrap:wrap;margin-top:0.5rem}
.hf{background:rgba(255,255,255,0.15);color:#fff;font-size:0.76rem;padding:4px 12px;border-radius:20px;border:1px solid rgba(255,255,255,0.25)}

/* MAIN */
.main-wrap{max-width:1200px;margin:0 auto;padding:1.5rem 1rem}

/* STEP INDICATOR */
.step-indicator{display:flex;align-items:center;justify-content:center;gap:0;margin-bottom:1.5rem;background:#fff;border-radius:50px;padding:0.5rem 1rem;box-shadow:0 2px 10px rgba(26,82,118,0.1);max-width:600px;margin-left:auto;margin-right:auto;margin-bottom:1.2rem}
.step-dot{display:flex;align-items:center;gap:6px;font-size:0.8rem;font-weight:600;padding:6px 14px;border-radius:30px;transition:all 0.3s;color:#aaa}
.step-dot.active{background:linear-gradient(135deg,#1a5276,#e67e22);color:#fff;box-shadow:0 2px 8px rgba(26,82,118,0.3)}
.step-dot.done{color:#1e8449}
.step-arrow{color:#ddd;font-size:1rem;margin:0 4px}

/* TOOL LAYOUT */
.tool-grid{display:grid;grid-template-columns:1fr 380px;gap:1.25rem;align-items:start}
@media(max-width:860px){.tool-grid{grid-template-columns:1fr}}

/* PANELS */
.panel{background:#fff;border-radius:14px;border:1px solid #d4e6f1;box-shadow:0 2px 16px rgba(26,82,118,0.08);overflow:hidden}
.panel-head{background:linear-gradient(135deg,#1a5276,#1a3a5c);padding:0.9rem 1.2rem;display:flex;align-items:center;gap:10px}
.panel-head h2{color:#fff;font-size:0.95rem;font-weight:700}
.panel-icon{width:32px;height:32px;background:rgba(255,255,255,0.2);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.panel-body{padding:1.2rem}

/* TEMPLATE SELECTOR (RIGHT) */
.tpl-hint{font-size:0.73rem;color:#888;margin-bottom:0.7rem;display:flex;align-items:center;justify-content:space-between}
.tpl-hint span{background:#eaf0fb;color:#1a5276;padding:2px 8px;border-radius:8px;font-size:0.68rem;font-weight:600}
.tpl-scroll{max-height:72vh;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding-right:3px}
.tpl-scroll::-webkit-scrollbar{width:4px}
.tpl-scroll::-webkit-scrollbar-thumb{background:linear-gradient(#1a5276,#e67e22);border-radius:4px}
.tpl-card{border:2px solid #d4e6f1;border-radius:10px;overflow:hidden;cursor:pointer;transition:all 0.22s;background:#fff}
.tpl-card:hover{border-color:#e67e22;box-shadow:0 4px 16px rgba(230,126,34,0.2);transform:translateY(-2px)}
.tpl-card.selected{border-color:#1a5276;box-shadow:0 0 0 3px rgba(26,82,118,0.18)}
.tpl-img-box{position:relative;height:200px;overflow:hidden}
.tpl-img-box img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform 0.3s}
.tpl-card:hover .tpl-img-box img{transform:scale(1.03)}
.tpl-overlay{position:absolute;inset:0;background:rgba(0,0,0,0);transition:background 0.25s;display:flex;align-items:center;justify-content:center}
.tpl-card:hover .tpl-overlay{background:rgba(0,0,0,0.35)}
.tpl-eye-btn{opacity:0;transform:scale(0.7) translateY(6px);transition:all 0.25s;display:flex;flex-direction:column;align-items:center;gap:6px}
.tpl-card:hover .tpl-eye-btn{opacity:1;transform:scale(1) translateY(0)}
.eye-circle{background:rgba(255,255,255,0.95);border-radius:50%;width:52px;height:52px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:0 4px 14px rgba(0,0,0,0.25)}
.eye-label{color:#fff;font-size:0.75rem;font-weight:700;background:rgba(26,82,118,0.88);padding:3px 10px;border-radius:10px}
.tpl-footer{padding:8px 10px;display:flex;align-items:center;justify-content:space-between;background:#f7fbff;border-top:1px solid #d4e6f1}
.tpl-name{font-size:0.77rem;font-weight:600;color:#1a3a5c}
.tpl-sel-btn{font-size:0.7rem;padding:4px 10px;border-radius:8px;border:1.5px solid #d4e6f1;background:#fff;color:#1a5276;cursor:pointer;font-weight:600;font-family:inherit;transition:all 0.18s}
.tpl-sel-btn:hover{background:#eaf0fb;border-color:#1a5276}
.tpl-card.selected .tpl-sel-btn{background:linear-gradient(135deg,#1a5276,#e67e22);color:#fff;border-color:transparent}
.tpl-creator{font-size:0.62rem;color:#bbb;text-align:center;padding:3px 0;background:#f9fbff;border-top:1px solid #eaf0fb}

/* FORM AREA */
.form-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:320px;text-align:center;padding:2rem;color:#aaa}
.form-placeholder .big-icon{font-size:3.5rem;margin-bottom:1rem}
.form-placeholder h3{font-size:1rem;color:#888;margin-bottom:0.4rem}
.form-placeholder p{font-size:0.82rem;color:#bbb;line-height:1.5}

/* FORM SECTIONS */
.form-active{display:none}
.form-active.show{display:block}

/* Progress */
.progress-wrap{margin-bottom:1rem}
.prog-bar{height:6px;background:#eaf0fb;border-radius:3px;overflow:hidden;margin-bottom:4px}
.prog-fill{height:100%;background:linear-gradient(90deg,#1a5276,#e67e22);border-radius:3px;transition:width 0.5s;width:0%}
.prog-label{font-size:0.71rem;color:#888}

/* Form tabs */
.ftabs{display:flex;gap:3px;background:#eaf0fb;padding:4px;border-radius:10px;margin-bottom:1rem;flex-wrap:wrap}
.ftab{flex:1;min-width:70px;padding:6px 4px;font-size:0.73rem;border:none;background:transparent;color:#1a5276;border-radius:8px;cursor:pointer;font-family:inherit;font-weight:500;transition:all 0.2s;text-align:center}
.ftab.active{background:#fff;color:#1a3a5c;box-shadow:0 1px 5px rgba(26,82,118,0.15);font-weight:700}
.ftab-section{display:none}
.ftab-section.active{display:block}

/* Fields */
.field{margin-bottom:0.75rem}
.field label{display:block;font-size:0.77rem;color:#555;margin-bottom:3px;font-weight:600}
.field input,.field select,.field textarea{width:100%;padding:7px 10px;font-size:0.83rem;border:1.5px solid #d4e6f1;border-radius:8px;background:#f7fbff;color:#222;font-family:inherit;outline:none;transition:border-color 0.2s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#1a5276;background:#fff;box-shadow:0 0 0 3px rgba(26,82,118,0.08)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px}
.req{color:#c0392b}
.section-label{font-size:0.78rem;font-weight:700;color:#1a5276;background:#eaf0fb;padding:5px 10px;border-radius:6px;margin-bottom:8px;margin-top:4px;border-left:3px solid #e67e22}
.add-row-btn{font-size:0.75rem;padding:4px 10px;border:1.5px dashed #d4e6f1;border-radius:7px;background:transparent;color:#1a5276;cursor:pointer;font-family:inherit;margin-top:4px;transition:all 0.2s}
.add-row-btn:hover{background:#eaf0fb;border-color:#1a5276}
.remove-row{background:none;border:none;color:#c0392b;font-size:1rem;cursor:pointer;padding:0 3px;line-height:1;float:right}
.dynamic-row{display:grid;grid-template-columns:1fr 80px 24px;gap:5px;align-items:center;margin-bottom:5px}
.dynamic-row input{padding:5px 8px;font-size:0.8rem;border:1.5px solid #d4e6f1;border-radius:7px;background:#f7fbff;font-family:inherit;outline:none;width:100%}
.dynamic-row input:focus{border-color:#1a5276}

/* SUBMIT SECTION */
.submit-panel{background:#fff;border-radius:14px;border:1px solid #d4e6f1;box-shadow:0 2px 16px rgba(26,82,118,0.08);padding:1.2rem;margin-top:1.1rem}
.submit-btn{width:100%;padding:0.95rem;font-size:1.02rem;font-weight:700;border:none;border-radius:10px;cursor:pointer;font-family:inherit;background:linear-gradient(135deg,#1a5276 0%,#1e8449 60%,#e67e22 100%);color:#fff;box-shadow:0 4px 16px rgba(26,82,118,0.3);transition:all 0.22s;letter-spacing:0.3px}
.submit-btn:hover{transform:translateY(-2px);box-shadow:0 7px 22px rgba(26,82,118,0.4);opacity:0.93}
.copy-btn2{width:100%;margin-top:8px;padding:0.65rem;font-size:0.85rem;border:1.5px solid #d4e6f1;border-radius:10px;cursor:pointer;font-family:inherit;background:#f7fbff;color:#1a5276;font-weight:600;transition:all 0.2s}
.copy-btn2:hover{background:#eaf0fb;border-color:#1a5276}
.prompt-prev{margin-top:8px;background:#f7fbff;border:1px dashed #a9cce3;border-radius:8px;padding:8px 10px;font-size:0.71rem;color:#666;line-height:1.55;max-height:70px;overflow:hidden;font-family:monospace;display:none}
.how-box{margin-top:1rem;background:linear-gradient(135deg,#eaf8f0,#eaf0fb);border:1px solid #a9dfbf;border-radius:10px;padding:0.9rem 1rem}
.how-title{font-size:0.85rem;font-weight:700;color:#1e8449;margin-bottom:0.6rem}
.how-step{display:flex;gap:8px;margin-bottom:5px;align-items:flex-start;font-size:0.78rem;color:#555}
.sn{min-width:22px;height:22px;background:linear-gradient(135deg,#1a5276,#e67e22);color:#fff;font-size:0.68rem;font-weight:700;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}

/* FULL IMAGE MODAL */
.modal-bg{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.88);z-index:9999;align-items:center;justify-content:center;padding:1rem;animation:fadeIn 0.2s}
.modal-bg.open{display:flex}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-box{position:relative;max-width:580px;width:100%;max-height:90vh;background:#0d2137;border-radius:16px;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,0.7);display:flex;flex-direction:column;animation:slideUp 0.25s cubic-bezier(.4,0,.2,1)}
@keyframes slideUp{from{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal-head{background:linear-gradient(135deg,#1a5276,#e67e22);padding:0.7rem 1rem;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.modal-head span{color:#fff;font-size:0.88rem;font-weight:700}
.modal-close{background:rgba(255,255,255,0.2);border:none;color:#fff;width:30px;height:30px;border-radius:50%;cursor:pointer;font-size:1.1rem;display:flex;align-items:center;justify-content:center}
.modal-close:hover{background:rgba(255,255,255,0.38)}
.modal-img-area{overflow-y:auto;flex:1;display:flex;align-items:flex-start;justify-content:center;padding:1rem;background:#111}
.modal-img-area img{width:100%;max-width:520px;height:auto;border-radius:8px;box-shadow:0 8px 32px rgba(0,0,0,0.5);display:block}
.modal-footer{padding:0.8rem 1rem;background:#0d2137;display:flex;gap:8px;flex-shrink:0;border-top:1px solid rgba(255,255,255,0.1)}
.modal-sel{flex:1;padding:0.7rem;font-size:0.88rem;font-weight:700;border:none;border-radius:9px;cursor:pointer;font-family:inherit;background:linear-gradient(135deg,#1a5276,#e67e22);color:#fff}
.modal-cancel{padding:0.7rem 1rem;font-size:0.85rem;border:1px solid rgba(255,255,255,0.2);border-radius:9px;cursor:pointer;font-family:inherit;background:transparent;color:rgba(255,255,255,0.75)}
.modal-hint{font-size:0.71rem;color:rgba(255,255,255,0.4);text-align:center;padding:0 1rem 0.5rem;flex-shrink:0}

/* NOTIFICATION */
.notif{position:fixed;top:1rem;right:1rem;background:#1e8449;color:#fff;padding:10px 18px;border-radius:10px;font-size:0.84rem;font-weight:600;box-shadow:0 4px 20px rgba(0,0,0,0.2);z-index:99999;transform:translateY(-80px);transition:transform 0.35s cubic-bezier(.4,0,.2,1);pointer-events:none}
.notif.show{transform:translateY(0)}

/* FAQ */
.faq-wrap{margin-top:2rem;background:#fff;border-radius:14px;padding:1.5rem;border:1px solid #d4e6f1}
.faq-wrap h2{font-size:1rem;font-weight:700;color:#1a3a5c;margin-bottom:1rem;text-align:center}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:600px){.faq-grid{grid-template-columns:1fr}.grid2,.grid3{grid-template-columns:1fr}}
.faq-item{padding:0.85rem;background:#f7fbff;border-radius:10px;border:1px solid #d4e6f1}
.faq-item h3{font-size:0.8rem;font-weight:700;color:#1a5276;margin-bottom:3px}
.faq-item p{font-size:0.77rem;color:#555;line-height:1.6}

/* FOOTER */
.site-footer{background:#1a3a5c;color:rgba(255,255,255,0.65);text-align:center;padding:1.2rem;margin-top:2rem;font-size:0.77rem}
.site-footer a{color:#e67e22;text-decoration:none}

/* SELECTED TEMPLATE BANNER */
.sel-banner{background:linear-gradient(135deg,#eaf0fb,#fff8f0);border:1.5px solid #a9cce3;border-radius:10px;padding:0.65rem 0.9rem;margin-bottom:1rem;display:none;align-items:center;gap:8px;font-size:0.8rem;color:#1a3a5c;font-weight:600}
.sel-banner.show{display:flex}
.sel-banner-icon{font-size:1.1rem}
.sel-change{margin-left:auto;font-size:0.72rem;color:#e67e22;cursor:pointer;font-weight:700;text-decoration:underline}

/* ===== HOW TO USE SECTION ===== */
.howto-section{margin-top:2rem;background:#fff;border-radius:16px;padding:2rem 1.5rem;border:1px solid #d4e6f1;box-shadow:0 2px 16px rgba(26,82,118,0.07)}
.howto-head{text-align:center;margin-bottom:1.8rem}
.howto-head h2{font-size:1.25rem;font-weight:700;color:#1a3a5c;margin-bottom:0.5rem}
.howto-head p{font-size:0.88rem;color:#666;max-width:600px;margin:0 auto}
.howto-steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.5rem}
@media(max-width:820px){.howto-steps-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.howto-steps-grid{grid-template-columns:1fr}}
.hs-card{background:linear-gradient(135deg,#f7fbff,#fff8f0);border:1px solid #d4e6f1;border-radius:12px;padding:1.2rem;position:relative;overflow:hidden;transition:transform 0.2s,box-shadow 0.2s}
.hs-card:hover{transform:translateY(-3px);box-shadow:0 6px 20px rgba(26,82,118,0.12)}
.hs-num{position:absolute;top:10px;right:12px;font-size:1.8rem;font-weight:900;color:rgba(26,82,118,0.07);line-height:1}
.hs-icon{font-size:1.8rem;margin-bottom:0.5rem}
.hs-card h3{font-size:0.88rem;font-weight:700;color:#1a3a5c;margin-bottom:0.4rem}
.hs-card p{font-size:0.78rem;color:#555;line-height:1.6;margin-bottom:0.5rem}
.hs-tip{font-size:0.72rem;color:#e67e22;background:#fff8f0;border-radius:6px;padding:4px 8px;border-left:2px solid #e67e22}
.howto-video-box{background:linear-gradient(135deg,#1a3a5c,#1a5276);border-radius:12px;padding:1.5rem;text-align:center;color:#fff}
.hv-inner .hv-icon{font-size:2.5rem;margin-bottom:0.5rem}
.hv-inner h3{font-size:1rem;font-weight:700;margin-bottom:0.4rem}
.hv-inner p{font-size:0.82rem;color:rgba(255,255,255,0.75);margin-bottom:0.8rem}
.hv-btn{display:inline-block;background:linear-gradient(135deg,#e67e22,#f39c12);color:#fff;font-size:0.82rem;font-weight:700;padding:8px 20px;border-radius:20px;text-decoration:none;transition:opacity 0.2s}
.hv-btn:hover{opacity:0.88}
/* ===== FAQ ACCORDION ===== */
.faq-wrap{margin-top:2rem;background:#fff;border-radius:16px;padding:1.8rem 1.5rem;border:1px solid #d4e6f1}
.faq-wrap h2{font-size:1.15rem;font-weight:700;color:#1a3a5c;margin-bottom:0.3rem;text-align:center}
.faq-sub{font-size:0.82rem;color:#888;text-align:center;margin-bottom:1.2rem}
.faq-accordion{display:flex;flex-direction:column;gap:8px}
.faq-item-acc{border:1.5px solid #d4e6f1;border-radius:10px;overflow:hidden;cursor:pointer;transition:border-color 0.2s}
.faq-item-acc:hover{border-color:#1a5276}
.faq-item-acc.open{border-color:#1a5276;box-shadow:0 2px 10px rgba(26,82,118,0.1)}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:0.85rem 1rem;background:#f7fbff;font-size:0.85rem;font-weight:600;color:#1a3a5c;user-select:none;gap:10px}
.faq-item-acc.open .faq-q{background:linear-gradient(135deg,#1a5276,#1a3a5c);color:#fff}
.faq-arr{font-size:0.75rem;flex-shrink:0;transition:transform 0.3s;color:#1a5276}
.faq-item-acc.open .faq-arr{transform:rotate(180deg);color:#fff}
.faq-a{font-size:0.81rem;color:#555;line-height:1.7;padding:0 1rem;max-height:0;overflow:hidden;transition:max-height 0.35s ease,padding 0.2s}
.faq-item-acc.open .faq-a{padding:0.8rem 1rem;max-height:300px}
/* ===== RELATED TOOLS ===== */
.related-tools{margin-top:2rem;background:#fff;border-radius:16px;padding:1.5rem;border:1px solid #d4e6f1}
.related-tools h2{font-size:1rem;font-weight:700;color:#1a3a5c;margin-bottom:1rem;text-align:center}
.rt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media(max-width:700px){.rt-grid{grid-template-columns:repeat(2,1fr)}}
.rt-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:1rem 0.8rem;background:#f7fbff;border-radius:10px;border:1px solid #d4e6f1;text-decoration:none;transition:all 0.2s}
.rt-card:hover{background:#eaf0fb;border-color:#1a5276;transform:translateY(-2px)}
.rt-icon{font-size:1.6rem;margin-bottom:0.4rem}
.rt-name{font-size:0.78rem;font-weight:700;color:#1a3a5c;margin-bottom:0.2rem}
.rt-desc{font-size:0.7rem;color:#888;line-height:1.4}
/* ===== RICH FOOTER ===== */
.site-footer{background:linear-gradient(135deg,#1a3a5c,#0d1f33);color:rgba(255,255,255,0.7);text-align:center;padding:2rem 1rem 1.5rem;margin-top:2rem;font-size:0.77rem}
.footer-top{display:flex;flex-wrap:wrap;justify-content:center;gap:1.5rem;margin-bottom:1.2rem;padding-bottom:1.2rem;border-bottom:1px solid rgba(255,255,255,0.1)}
.footer-col h4{color:#f39c12;font-size:0.82rem;font-weight:700;margin-bottom:0.5rem}
.footer-col a{display:block;color:rgba(255,255,255,0.65);text-decoration:none;font-size:0.75rem;margin-bottom:3px;transition:color 0.2s}
.footer-col a:hover{color:#e67e22}
.footer-bottom{font-size:0.72rem;color:rgba(255,255,255,0.45)}
.footer-bottom a{color:#e67e22;text-decoration:none}
/* ===== BREADCRUMB ===== */
.breadcrumb{background:#fff;border-bottom:1px solid #d4e6f1;padding:0.5rem 1.2rem;font-size:0.75rem;color:#888}
.breadcrumb a{color:#1a5276;text-decoration:none}
.breadcrumb span{margin:0 5px;color:#bbb}