@import url("https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Manrope:wght@400;500;600;700;800&display=swap");:root{--green:#173f32;--green-2:#245747;--olive:#6f7b5f;--terracotta:#c77955;--sand:#e7d9c6;--cream:#f7f3ed;--paper:#fffdfa;--ink:#2f332f;--muted:#6d746f;--line:#e9e1d7;--gold:#b9935a;--shadow:0 22px 60px rgba(25,54,43,.12);--radius:22px;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:Manrope,system-ui,sans-serif;line-height:1.58}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}button,input,select,textarea{font:inherit}button{cursor:pointer}h1,h2,h3,h4{font-family:"DM Serif Display",Georgia,serif;color:var(--green);font-weight:400;letter-spacing:-.025em;line-height:1.02;margin:0 0 .7rem}h1{font-size:clamp(3rem,6vw,6.5rem)}h2{font-size:clamp(2.3rem,4.4vw,4.6rem)}h3{font-size:1.65rem}.container{width:min(var(--max),calc(100% - 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input{width:auto}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}.login-logo{width:190px;margin-bottom:20px}@media(max-width:900px){.admin-shell{grid-template-columns:1fr}.admin-nav{height:auto;position:static;display:flex;gap:8px;align-items:center;overflow:auto}.admin-nav a,.link-button{width:auto;white-space:nowrap}.admin-brand{margin:0 20px 0 0!important}.admin-main{padding:28px 18px}.admin-heading{display:block}.admin-actions{margin-top:18px}.student-shell{grid-template-columns:1fr}.student-nav{display:none}.student-main{padding:28px 18px}.student-course{grid-template-columns:1fr}}@media(max-width:650px){.admin-stats,.form-grid{grid-template-columns:1fr}.span-2{grid-column:span 1}.admin-form{padding:18px}.form-actions{display:grid}.student-course{padding:16px}}.mobile-menu-wrap{display:none;position:relative}.mobile-nav{position:absolute;right:0;top:52px;width:250px;background:#fff;border:1px solid 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var(--gold);padding-left:14px}.footer-brand p{margin-top:0}.footer a{overflow-wrap:anywhere}@media(max-width:480px){.login-shell{padding:18px}.login-card{padding:24px 20px}.login-card h1{font-size:2.55rem}}.student-login-card{max-width:520px}.student-section{margin-top:40px}.student-section h2{font-size:2rem}.student-items{display:grid;grid-gap:12px;gap:12px}.student-item{display:flex;justify-content:space-between;gap:24px;align-items:center;background:#fff;border:1px solid var(--line);border-left:4px solid var(--olive);border-radius:16px;padding:18px 20px}.student-item.pending{border-left-color:var(--terracotta)}.student-item.notice{border-left-color:var(--olive)}.student-item h3{font-family:Manrope,sans-serif;font-size:1rem;font-weight:800;margin:8px 0 4px}.student-item p{margin:0 0 6px;color:var(--muted)}.student-item small{color:var(--terracotta);font-weight:700}.empty-state{background:#fff;border:1px dashed #d7cec4;border-radius:14px;padding:18px;color:var(--muted)}.student-course-list{display:grid;grid-gap:16px;gap:16px}.certificate-list{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:12px;gap:12px}.certificate-card{display:grid;grid-gap:4px;gap:4px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}.certificate-card small,.certificate-card span{color:var(--muted)}.module-list{display:grid;grid-gap:18px;gap:18px;margin-top:34px}.module-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px}.module-card h2{font-size:1.8rem;display:flex;gap:12px}.module-card h2 span{color:var(--terracotta);font:800 .8rem/1 Manrope,sans-serif;margin-top:7px}.lesson-row{display:grid;grid-template-columns:28px 1fr auto;grid-gap:10px;gap:10px;align-items:center;border-top:1px solid var(--line);padding:14px 4px}.lesson-row:first-child{margin-top:14px}.lesson-row>span{color:var(--terracotta);font-weight:900}.lesson-row small{color:var(--muted)}.lesson-shell{min-height:70vh;background:var(--cream);padding:34px 24px 80px}.lesson-top{max-width:980px;margin:0 auto 20px;display:flex;justify-content:space-between;gap:20px;font-size:.85rem;color:var(--muted)}.lesson-content{max-width:980px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:22px;padding:clamp(24px,5vw,54px)}.lesson-content h1{font-size:clamp(2.6rem,5vw,4.8rem)}.lesson-body{font-size:1.04rem;max-width:780px;margin:28px 0}.video-frame{aspect-ratio:16/9;margin:28px 0;background:#0d211b;border-radius:16px;overflow:hidden}.video-frame iframe{width:100%;height:100%;border:0}.form-alert{padding:12px 14px;border-radius:10px;margin-bottom:14px}.form-alert.error{background:#fff0ec;color:#9c3f2d;border:1px solid #efc6bb}.admin-stats-4{grid-template-columns:repeat(4,1fr)}.compact-form{max-width:none}.inline-form{display:flex;gap:7px;align-items:center}.inline-form select{padding:7px;border:1px solid var(--line);border-radius:8px}.inline-form button{border:0;background:var(--green);color:#fff;padding:7px 9px;border-radius:8px;font-weight:700}.admin-items{margin-top:16px}.module-admin{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.module-admin-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.lesson-admin-list{margin-top:14px;border:1px solid var(--line);border-radius:12px;overflow:hidden}.lesson-admin-row{display:grid;grid-template-columns:34px 1fr auto;grid-gap:12px;gap:12px;align-items:center;padding:12px 14px;border-bottom:1px solid var(--line)}.lesson-admin-row:last-child{border-bottom:0}.lesson-admin-row>span{color:var(--terracotta);font-weight:800}.lesson-admin-row small{display:block;color:var(--muted);margin-top:2px}@media(max-width:900px){.admin-stats-4{grid-template-columns:1fr 1fr}.student-item{align-items:flex-start;flex-direction:column}.certificate-list{grid-template-columns:1fr}.lesson-top{display:grid}}@media(max-width:560px){.admin-stats-4{grid-template-columns:1fr}.lesson-row{grid-template-columns:24px 1fr}.lesson-row small{grid-column:2}.student-item .row-actions{width:100%;display:grid}.student-item .btn{width:100%}}