/* =============================================================
   AI for the Workplace — course platform styles
   Reuses the sadza brand: petrol #0E3A44, amber #E8A33D
   ============================================================= */
:root{
  --petrol:#0E3A44; --teal:#16697A; --teal-d:#0F4E5C; --amber:#E8A33D; --amber-d:#C9861F;
  --mist:#E7EDEE; --paper:#FBFAF7; --ink:#10262B; --line:#D3DEE0; --muted:#5B6E72; --white:#fff;
  --ok:#1F5F3B; --okbg:#E7F4EC; --err:#8A2A2A; --errbg:#FBEAEA;
  --radius:12px; --shadow:0 3px 16px rgba(14,58,68,.09);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6}
h1,h2,h3,h4,legend{font-family:'Space Grotesk',system-ui,sans-serif;line-height:1.2;margin:0 0 .5em}
h1{font-size:clamp(1.7rem,3.5vw,2.4rem)} h2{font-size:1.4rem} 
a{color:var(--teal)} .muted{color:var(--muted)}
.c-eyebrow{font-family:'Space Grotesk';font-size:.75rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--amber-d);margin:0 0 .5em}

/* buttons */
.c-btn{display:inline-block;background:var(--amber);color:var(--petrol);font-family:'Space Grotesk';font-weight:600;
  padding:12px 24px;border:1.5px solid transparent;border-radius:var(--radius);text-decoration:none;cursor:pointer;font-size:.95rem}
.c-btn:hover{background:var(--amber-d);color:#fff}
.c-btn--ghost{background:transparent;color:var(--teal);border-color:var(--teal)}
.c-btn--ghost:hover{background:var(--mist);color:var(--teal)}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}

/* header/footer */
.c-header{background:var(--petrol);color:#fff}
.c-header-inner{max-width:1000px;margin:0 auto;padding:14px 20px;display:flex;justify-content:space-between;align-items:center}
.c-brand{color:#fff;text-decoration:none;font-family:'Space Grotesk';font-weight:700}
.c-brand span{color:var(--amber)}
.c-nav{display:flex;align-items:center;gap:18px;font-size:.9rem}
.c-nav a{color:#cfe0e3;text-decoration:none} .c-nav a:hover{color:#fff}
.c-user{color:#9DB6BB} .c-logout{color:var(--amber)!important}
.c-main{min-height:70vh}
.c-footer{background:var(--petrol);color:#9DB6BB;margin-top:40px}
.c-footer-inner{max-width:1000px;margin:0 auto;padding:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem}
.c-footer a{color:var(--amber)}
.c-container{max-width:1000px;margin:0 auto;padding:30px 20px}

/* auth pages */
.c-auth-page{display:grid;place-items:center;min-height:100vh;background:var(--mist);padding:20px}
.c-auth-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:36px;max-width:400px;width:100%;border-top:4px solid var(--amber)}
.c-auth-card h1{color:var(--petrol)}
.c-auth-card label{display:block;font-size:.85rem;font-weight:600;font-family:'Space Grotesk';margin:14px 0 5px}
.c-auth-card input{width:100%;padding:11px 13px;border:1.5px solid var(--line);border-radius:8px;font:inherit}
.c-auth-card button{margin-top:20px;width:100%;background:var(--amber);color:var(--petrol);border:none;padding:13px;border-radius:var(--radius);font-family:'Space Grotesk';font-weight:600;font-size:1rem;cursor:pointer}
.c-auth-card button:hover{background:var(--amber-d);color:#fff}
.c-auth-foot{margin-top:18px;font-size:.85rem;text-align:center}
.c-ok{background:var(--okbg);color:var(--ok);border:1px solid #BFE3CC;padding:10px 12px;border-radius:8px;font-size:.9rem}
.c-err{background:var(--errbg);color:var(--err);border:1px solid #EFC7C7;padding:10px 12px;border-radius:8px;font-size:.9rem}

/* dashboard hero */
.c-hero{display:grid;grid-template-columns:1.6fr 1fr;gap:30px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);margin-bottom:26px}
.c-hero h1{color:var(--petrol);margin-bottom:.2em}
.c-lead{color:var(--muted);margin-bottom:1.2em}
.c-progress-card{background:var(--petrol);color:#fff;border-radius:var(--radius);padding:22px;text-align:center}
.c-progress-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--amber);margin:0 0 10px}
.c-progress-bar{height:12px;background:rgba(255,255,255,.15);border-radius:99px;overflow:hidden}
.c-progress-bar span{display:block;height:100%;background:var(--amber);border-radius:99px}
.c-progress-num{margin:10px 0 0;font-family:'Space Grotesk';font-weight:600}

/* weeks */
.c-week{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:20px;box-shadow:var(--shadow)}
.c-week-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:8px}
.c-week-head h2{color:var(--petrol);margin:0 0 .2em}
.c-week-count{flex:none;font-family:'Space Grotesk';font-weight:700;color:var(--teal);background:var(--mist);padding:6px 14px;border-radius:99px}
.c-lessons{list-style:none;margin:0;padding:0}
.c-lesson a{display:flex;align-items:center;gap:14px;padding:12px 6px;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--mist)}
.c-lesson a:hover{background:var(--paper)}
.c-lesson:last-child a{border-bottom:none}
.c-check{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-family:'Space Grotesk';font-weight:700;font-size:.9rem;background:var(--mist);color:var(--teal);border:1.5px solid var(--line)}
.c-lesson.is-done .c-check{background:var(--amber);color:var(--petrol);border-color:var(--amber)}
.c-check--quiz{background:var(--petrol);color:#fff;border-color:var(--petrol)}
.c-lesson-title{flex:1;font-weight:500}
.c-lesson-min{color:var(--muted);font-size:.85rem}
.c-lesson--quiz .c-lesson-title{font-family:'Space Grotesk';font-weight:600}
.c-badge{font-size:.78rem;padding:3px 9px;border-radius:99px;font-weight:600}
.c-badge--pass{background:var(--okbg);color:var(--ok)} .c-badge--fail{background:var(--errbg);color:var(--err)}

/* lesson page */
.c-lesson-page{max-width:760px}
.c-crumb{font-size:.85rem;color:var(--muted);margin-bottom:.5em}
.c-crumb a{color:var(--teal)}
.c-lesson-h1{color:var(--petrol)}
.c-lesson-meta{color:var(--muted);font-size:.9rem;margin-top:-.3em}
.c-done-tag{color:var(--ok);font-weight:600}
.c-lesson-body{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 32px;box-shadow:var(--shadow);margin:18px 0}
.c-lesson-body h3{color:var(--petrol);margin-top:1.4em}
.c-lesson-body h4{margin:0 0 .5em}
.c-lesson-body p,.c-lesson-body li{font-size:1rem}
.c-lesson-body ul,.c-lesson-body ol{padding-left:22px}
.c-lesson-body .objectives{background:var(--mist);border-radius:10px;padding:16px 20px;margin-bottom:8px}
.c-lesson-body .objectives h4{color:var(--teal-d)}
.c-lesson-body .exercise{background:#FFF7EC;border:1px solid #F0DDB8;border-left:4px solid var(--amber);border-radius:10px;padding:18px 22px;margin:22px 0}
.c-lesson-body .exercise h4{color:var(--amber-d)}
.c-lesson-body .takeaways{background:var(--petrol);color:#fff;border-radius:10px;padding:18px 22px;margin-top:22px}
.c-lesson-body .takeaways h4{color:var(--amber)}
.c-lesson-body .takeaways a{color:var(--amber)}
.c-lesson-body .code{background:#0E2A31;color:#D9E7E9;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.9rem;padding:12px 14px;border-radius:8px;white-space:pre-wrap}
.c-lesson-actions{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:30px}
.c-lesson-nav{display:flex;gap:10px}

/* quiz */
.c-quiz-page{max-width:760px}
.c-q{border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin:0 0 16px;background:#fff}
.c-q legend{font-family:'Space Grotesk';font-weight:600;padding:0 6px;color:var(--petrol)}
.c-opt{display:flex;gap:10px;align-items:flex-start;padding:8px 6px;border-radius:8px;cursor:pointer}
.c-opt:hover{background:var(--paper)}
.c-opt input{margin-top:3px}
.c-quiz-form .c-btn{margin-top:6px}
.c-result{border-radius:var(--radius);padding:22px;margin:16px 0;text-align:center}
.c-result--pass{background:var(--okbg);border:1px solid #BFE3CC}
.c-result--fail{background:var(--errbg);border:1px solid #EFC7C7}
.c-result-score{font-family:'Space Grotesk';font-weight:700;font-size:2rem;margin:0;color:var(--petrol)}
.c-result-msg{margin:.3em 0 0}
.c-review{margin:20px 0}
.c-rev-item{border:1px solid var(--line);border-radius:10px;padding:16px 20px;margin-bottom:12px;background:#fff}
.c-rev-item.is-ok{border-left:4px solid var(--ok)} .c-rev-item.is-no{border-left:4px solid var(--err)}
.c-rev-q{font-weight:600;margin:0 0 .5em}
.c-rev-opts{list-style:none;margin:0 0 .6em;padding:0}
.c-rev-opts li{padding:6px 10px;border-radius:6px;font-size:.94rem}
.c-rev-opts li.is-correct{background:var(--okbg);color:var(--ok)}
.c-rev-opts li.is-wrong{background:var(--errbg);color:var(--err)}
.c-tag{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--ok)}
.c-tag--no{color:var(--err)}
.c-rev-why{font-size:.9rem;color:var(--muted);margin:0;font-style:italic}
.c-quiz-foot{display:flex;gap:12px;margin-top:20px}

/* admin */
.c-admin-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:22px;margin-top:16px}
.c-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.c-card h2{color:var(--petrol);font-size:1.15rem}
.c-admin-form label{display:block;font-size:.85rem;font-weight:600;font-family:'Space Grotesk';margin:12px 0 5px}
.c-admin-form input{width:100%;padding:10px 12px;border:1.5px solid var(--line);border-radius:8px;font:inherit}
.c-admin-form .c-btn{margin-top:16px;border:none}
.c-table{width:100%;border-collapse:collapse;font-size:.9rem}
.c-table th{text-align:left;font-family:'Space Grotesk';font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);border-bottom:2px solid var(--line);padding:8px 6px}
.c-table td{padding:9px 6px;border-bottom:1px solid var(--mist)}

@media(max-width:820px){
  .c-hero,.c-admin-grid{grid-template-columns:1fr}
  .c-nav .c-user{display:none}
}

/* ---------- admin: enhanced ---------- */
.c-card-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.c-card-head h2{margin:0}
.c-pill{background:var(--mist);color:var(--teal);font-family:'Space Grotesk';font-weight:700;font-size:.85rem;padding:3px 12px;border-radius:99px}
.c-hint{display:block;font-weight:400;font-size:.78rem;color:var(--muted);margin:2px 0 4px}
.c-btn--small{padding:8px 16px;font-size:.85rem}

.c-flash{border-radius:var(--radius);padding:16px 18px;margin:16px 0 22px}
.c-flash p{margin:0}
.c-flash--ok{background:var(--okbg);border:1px solid #BFE3CC;color:var(--ok)}
.c-flash--err{background:var(--errbg);border:1px solid #EFC7C7;color:var(--err)}
.c-cred{margin-top:12px;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.c-cred-row{display:flex;align-items:center;gap:10px;padding:9px 14px;border-bottom:1px solid var(--mist)}
.c-cred-row:last-child{border-bottom:none}
.c-cred-row span{flex:none;width:90px;font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-family:'Space Grotesk'}
.c-cred-row code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.95rem;color:var(--ink);background:var(--mist);padding:3px 8px;border-radius:5px;user-select:all}

.c-roster{display:flex;flex-direction:column;gap:14px}
.c-student{border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:#fff}
.c-student-main{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap}
.c-student-name{font-family:'Space Grotesk';font-weight:600;margin:0}
.c-student-email{margin:2px 0 0;font-size:.85rem;color:var(--muted)}
.c-student-stats{display:flex;gap:16px;font-size:.85rem;color:var(--muted);white-space:nowrap}
.c-student-stats strong{color:var(--petrol);font-family:'Space Grotesk'}
.c-student-bar{height:6px;background:var(--mist);border-radius:99px;overflow:hidden;margin:12px 0 4px}
.c-student-bar span{display:block;height:100%;background:var(--amber);border-radius:99px}
.c-reset{margin-top:8px}
.c-reset summary{cursor:pointer;font-size:.82rem;color:var(--teal);font-family:'Space Grotesk';font-weight:600;list-style:none}
.c-reset summary::-webkit-details-marker{display:none}
.c-reset summary::before{content:"↻ ";}
.c-reset-form{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.c-reset-form input{flex:1;min-width:160px;padding:8px 10px;border:1.5px solid var(--line);border-radius:7px;font:inherit;font-family:ui-monospace,monospace}

/* ---------- admin: resend + message ---------- */
.c-student-actions{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.c-inline-form{margin:0}
.c-msg-label{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-family:'Space Grotesk';margin:14px 0 5px}
.c-msg{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 14px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.85rem;line-height:1.5;background:#fff;color:var(--ink);resize:vertical}

/* ---------- lesson video ---------- */
.c-video-block{max-width:760px;margin:22px 0}
.c-video-title{color:var(--petrol);font-size:1.1rem;margin:0 0 12px}
.c-video{position:relative;width:100%;padding-top:56.25%;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#000}
.c-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---------- releases panel ---------- */
.c-releases{margin:16px 0 26px}
.c-pill--warn{background:#FBEFD6;color:var(--amber-d)}
.c-rel-list{display:flex;flex-direction:column;gap:10px;margin-top:6px}
.c-rel{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  border:1px solid var(--line);border-radius:10px;padding:12px 16px;background:#fff}
.c-rel.is-live{border-color:var(--amber);background:#FFFDF8}
.c-rel-name{font-family:'Space Grotesk';display:flex;align-items:center;gap:8px}
.c-rel-name strong{font-size:1.05rem;color:var(--petrol)}
.c-rel-actions{display:flex;gap:8px;flex-wrap:wrap}
.c-inline-form{margin:0}
code{background:var(--mist);padding:2px 6px;border-radius:5px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.88em}

/* ---------- preview banner ---------- */
.c-preview-banner{background:var(--amber);color:var(--petrol);text-align:center;padding:10px 16px;font-size:.9rem;font-family:'Space Grotesk';font-weight:500}
.c-preview-exit{margin-left:12px;background:var(--petrol);color:#fff;border:none;padding:5px 12px;border-radius:7px;font-family:'Space Grotesk';font-weight:600;cursor:pointer;font-size:.82rem}
.c-preview-exit:hover{background:var(--teal-d)}

/* ---------- enrolments panel ---------- */
.c-enrol{margin:16px 0 26px}
.c-enrol-list{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.c-enrolment{border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:#fff}
.c-enrol-main{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap}
.c-enrol-name{font-family:'Space Grotesk';font-weight:600;margin:0 0 3px;color:var(--petrol)}
.c-enrol-meta{margin:1px 0;font-size:.86rem;color:var(--muted)}
.c-enrol-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-start}