/**
 * The SNH Way Academy — Global Design System v3.0
 * Award-winning design: light, vivid, readable, animated
 */

:root {
  --brand:      #ff5f1f;
  --brand-2:    #ff8c42;
  --brand-light:#fff2ec;
  --bg-white:   #ffffff;
  --bg-gray:    #f7f8fc;
  --bg-dark:    #0f172a;
  --bg-dark-2:  #1e2d3d;
  --text-900:   #0f172a;
  --text-700:   #334155;
  --text-400:   #94a3b8;
  --border:     #e8e8f4;
  --border-card:#f0f0f6;
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:  0 12px 48px rgba(0,0,0,0.14);
  --radius:     20px;
  --radius-sm:  12px;
  --radius-pill:99px;
  --c-handbook: #7c3aed;
  --c-sop:      #2563eb;
  --c-comp:     #ff5f1f;
  --c-candidate:#d97706;
  --c-global:   #059669;
  --c-qa:       #0891b2;
  --c-transcribe:#db2777;
  --c-tools:    #4f46e5;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:-apple-system,'Inter',system-ui,sans-serif;background:var(--bg-gray);color:var(--text-900);line-height:1.65;-webkit-font-smoothing:antialiased;}

/* SHARED NAV */
.snhw-nav{
  background:#fff;border-bottom:1px solid var(--border);
  height:68px;padding:0 5%;position:sticky;top:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  box-shadow:var(--shadow-sm);
}
.snhw-nav-logo{display:flex;align-items:center;gap:12px;text-decoration:none;}
.snhw-nav-logo img{height:32px;width:auto;}
.snhw-nav-logo .brand{font-size:15px;font-weight:800;color:var(--text-900);letter-spacing:-0.3px;}
.snhw-nav-logo .sub{font-size:9.5px;color:var(--text-400);text-transform:uppercase;letter-spacing:2px;}
.snhw-nav-links{display:flex;align-items:center;gap:24px;}
.snhw-nav-links a{color:var(--text-700);font-size:13.5px;font-weight:500;text-decoration:none;transition:color 0.2s;}
.snhw-nav-links a:hover{color:var(--brand);}
.snhw-btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;padding:9px 22px;border-radius:8px;font-size:13px;font-weight:700;text-decoration:none;border:none;cursor:pointer;transition:all 0.2s;box-shadow:0 4px 16px rgba(255,95,31,0.35);}
.snhw-btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 28px rgba(255,95,31,0.5);}

/* CARDS */
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border-card);transition:transform 0.2s ease,box-shadow 0.2s ease;}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.card-light{background:var(--bg-gray);border-radius:var(--radius);border:1px solid var(--border);}

/* TYPOGRAPHY */
.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:2.5px;font-weight:700;color:var(--brand);}
.h1{font-size:clamp(40px,5.5vw,80px);font-weight:900;letter-spacing:-2.5px;line-height:1.02;color:var(--text-900);}
.h2{font-size:clamp(32px,4vw,56px);font-weight:800;letter-spacing:-1.5px;color:var(--text-900);}
.h3{font-size:clamp(22px,2.5vw,32px);font-weight:700;letter-spacing:-0.8px;color:var(--text-900);}
.lead{font-size:18px;line-height:1.75;color:var(--text-700);}

/* BADGES */
.badge-live{background:linear-gradient(135deg,#ff5f1f,#ff8c42);color:#fff;font-size:10px;font-weight:800;letter-spacing:1px;padding:3px 10px;border-radius:99px;}
.badge-soon{background:#f1f5f9;color:var(--text-400);font-size:10px;font-weight:700;padding:3px 10px;border-radius:99px;}
.badge-pill{padding:5px 14px;border-radius:99px;font-size:12px;font-weight:600;border:1.5px solid var(--border);background:#fff;color:var(--text-700);}

/* ANIMATIONS */
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:translateY(0);}}
@keyframes scaleIn{from{opacity:0;transform:scale(0.96);}to{opacity:1;transform:scale(1);}}
@keyframes spin{to{transform:rotate(360deg);}}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.5;}}
.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.6s ease,transform 0.6s ease;}
.reveal.visible{opacity:1;transform:none;}
.reveal.d1{transition-delay:0.1s;}.reveal.d2{transition-delay:0.2s;}.reveal.d3{transition-delay:0.3s;}

/* MODULE SIDEBAR — dark with WHITE text (correct contrast) */
.module-sidebar{
  width:260px;min-width:260px;background:var(--bg-dark);
  position:fixed;top:0;left:0;height:100vh;overflow-y:auto;z-index:100;
  display:flex;flex-direction:column;
}
.module-sidebar .sidebar-brand{padding:20px;border-bottom:1px solid rgba(255,255,255,0.08);}
.module-sidebar .sidebar-brand .brand{font-size:14px;font-weight:800;color:#fff;}
.module-sidebar .sidebar-brand .sub{font-size:10px;color:rgba(255,255,255,0.45);text-transform:uppercase;letter-spacing:1.5px;margin-top:2px;}
.module-sidebar .nav-item{display:flex;align-items:center;gap:10px;padding:10px 20px;cursor:pointer;color:rgba(255,255,255,0.65);font-size:13.5px;border-left:3px solid transparent;transition:all 0.15s;}
.module-sidebar .nav-item:hover{background:rgba(255,255,255,0.06);color:#fff;}
.module-sidebar .nav-item.active{background:rgba(255,95,31,0.15);color:#fff;border-left-color:var(--brand);font-weight:600;}
.module-sidebar .nav-section{padding:12px 20px 4px;font-size:10px;text-transform:uppercase;letter-spacing:1.5px;color:rgba(255,255,255,0.3);font-weight:700;}

/* MODULE MAIN — light content area */
.module-main{margin-left:260px;min-height:100vh;background:var(--bg-gray);}
.module-topbar{background:#fff;border-bottom:1px solid var(--border);padding:0 32px;height:60px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50;box-shadow:var(--shadow-sm);}
.module-topbar .topbar-title{font-size:15px;font-weight:700;color:var(--text-900);}
.module-content{padding:32px;max-width:860px;margin:0 auto;}

/* MODULE PAGE CONTENT */
.lesson-header{margin-bottom:32px;}
.lesson-tag{font-size:11px;text-transform:uppercase;letter-spacing:1.5px;color:var(--brand);font-weight:700;margin-bottom:8px;}
.lesson-title{font-size:clamp(28px,3.5vw,44px);font-weight:800;color:var(--text-900);letter-spacing:-1px;line-height:1.15;}
.lesson-subtitle{font-size:16px;color:var(--text-700);margin-top:10px;line-height:1.75;}
.lesson-body{font-size:15px;line-height:1.8;color:var(--text-700);}
.lesson-body h3{font-size:20px;font-weight:700;color:var(--text-900);margin:32px 0 12px;}
.lesson-body h4{font-size:16px;font-weight:700;color:var(--text-900);margin:20px 0 8px;}
.lesson-body p{margin-bottom:14px;}
.lesson-body ul,
.lesson-body ol{padding-left:22px;margin-bottom:14px;}
.lesson-body li{margin-bottom:8px;}

/* CALLOUT BOXES */
.callout{border-radius:12px;padding:16px 20px;margin:20px 0;display:flex;gap:14px;align-items:flex-start;font-size:14px;line-height:1.7;}
.callout.info{background:#eff6ff;border-left:4px solid #2563eb;color:#1e40af;}
.callout.tip{background:#f0fdf4;border-left:4px solid #059669;color:#166534;}
.callout.warn{background:#fffbeb;border-left:4px solid #d97706;color:#92400e;}
.callout.example{background:#fdf4ff;border-left:4px solid #9333ea;color:#581c87;}

/* SALARY TABLE */
.salary-table{width:100%;border-collapse:collapse;margin:20px 0;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);}
.salary-table th{background:var(--bg-dark);color:#fff;padding:12px 16px;text-align:left;font-size:13px;}
.salary-table td{padding:11px 16px;font-size:14px;color:var(--text-700);border-bottom:1px solid var(--border);}
.salary-table tr:last-child td{border-bottom:none;}
.salary-table tr:nth-child(even) td{background:#f8fafc;}
.salary-table .total{font-weight:700;background:#f0fdf4 !important;color:#059669;}
.salary-table .highlight{color:var(--brand);font-weight:600;}

/* FORMULA BOX */
.formula-box{background:var(--bg-dark);color:#e2e8f0;border-radius:12px;padding:18px 22px;font-family:'JetBrains Mono','Fira Code',monospace;font-size:14px;margin:16px 0;line-height:1.7;}
.formula-box .comment{color:#64748b;font-size:13px;}
.formula-box .result{color:#4ade80;font-weight:700;}

/* QUIZ */
.quiz-section{background:#fff;border-radius:16px;border:2px solid var(--brand-light);padding:24px;margin:28px 0;box-shadow:var(--shadow-sm);}
.quiz-opt{padding:12px 16px;border-radius:10px;border:1.5px solid var(--border);cursor:pointer;font-size:14px;color:var(--text-700);transition:all 0.15s;background:#fff;margin-bottom:8px;}
.quiz-opt:hover{border-color:var(--brand);background:var(--brand-light);color:var(--brand);}
.quiz-opt.correct{border-color:#059669;background:#f0fdf4;color:#166534;font-weight:600;}
.quiz-opt.wrong{border-color:#ef4444;background:#fef2f2;color:#991b1b;}
.quiz-submit{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border:none;padding:12px 28px;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;margin-top:8px;}
.quiz-submit:disabled{background:#e2e8f0;color:#94a3b8;cursor:not-allowed;}

/* SCENARIO CARD */
.scenario-card{background:#fff;border-radius:16px;border:1px solid var(--border);margin:20px 0;overflow:hidden;box-shadow:var(--shadow-sm);}
.scenario-header{background:var(--bg-dark);color:#fff;padding:14px 20px;display:flex;align-items:center;gap:10px;}
.scenario-body{padding:20px;}
.dialogue{background:var(--bg-gray);border-radius:10px;padding:14px 16px;margin:10px 0;}
.dialogue .speaker.recruiter{color:var(--brand);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px;}
.dialogue .speaker.candidate{color:var(--c-sop);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px;}
.dialogue .line{font-size:14px;line-height:1.6;color:var(--text-700);font-style:italic;}

/* LESSON NAV BUTTONS */
.lesson-nav{display:flex;justify-content:space-between;align-items:center;margin-top:40px;padding-top:24px;border-top:1px solid var(--border);}
.btn{padding:11px 22px;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all 0.15s;text-decoration:none;display:inline-flex;align-items:center;gap:8px;}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 4px 16px rgba(255,95,31,0.3);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,95,31,0.4);}
.btn-secondary{background:#fff;color:var(--text-900);border:1.5px solid var(--border);}
.btn-secondary:hover{background:var(--bg-gray);border-color:var(--text-400);}
.btn-home{background:#fff;color:var(--text-700);border:1.5px solid var(--border);font-size:12px;padding:8px 16px;}

/* FLOATING SEARCH BUTTON */
.float-search{position:fixed;bottom:28px;right:28px;width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-size:20px;display:flex;align-items:center;justify-content:center;text-decoration:none;box-shadow:0 4px 20px rgba(255,95,31,0.45);z-index:500;transition:all 0.2s;}
.float-search:hover{transform:scale(1.1);box-shadow:0 8px 32px rgba(255,95,31,0.55);}

/* PROGRESS BAR */
.progress-bar-bg{background:#e2e8f0;border-radius:99px;height:6px;}
.progress-bar-fill{background:linear-gradient(90deg,var(--brand),var(--brand-2));height:6px;border-radius:99px;transition:width 0.4s;}

/* RESPONSIVE */
@media(max-width:768px){
  .module-sidebar{display:none;}
  .module-main{margin-left:0;}
  .module-content{padding:16px;}
}