@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800;900&display=swap');
:root{--navy:#101827;--navy2:#18243a;--gold:#e7b84b;--gold2:#f7d77c;--ink:#172033;--muted:#6c7688;--paper:#f5f7fb;--line:#e4e8f0;--white:#fff;--green:#16845b;--red:#b42318}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Cairo',Tahoma,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.hidden{display:none!important}.topbar{height:78px;padding:0 clamp(18px,5vw,76px);display:flex;align-items:center;justify-content:space-between;gap:22px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;line-height:1.2;white-space:nowrap}.brand small{display:block;font-size:11px;color:var(--muted);font-weight:500}.brand-mark{display:grid;place-items:center;width:43px;height:43px;border-radius:13px;background:var(--navy);color:var(--gold);font-size:25px;font-weight:900;border:1px solid #33415b}.topbar nav{display:flex;gap:26px;color:#4f596b;font-size:14px}.topbar nav a:hover{color:#9a6b00}.account{display:flex;align-items:center;gap:10px;font-size:13px}.btn{border:0;border-radius:11px;padding:11px 19px;font-weight:800;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:7px;transition:.2s}.btn:hover{transform:translateY(-1px)}.btn-gold{background:var(--gold);color:#1b2434;box-shadow:0 6px 18px #d9a52d2b}.btn-gold:hover{background:var(--gold2)}.btn-light{background:#f5f6f8;color:var(--navy);border:1px solid var(--line)}.btn-outline{background:transparent;color:inherit;border:1px solid #bdc5d3}.full{width:100%}.hero{min-height:510px;background:radial-gradient(circle at 77% 40%,#273854 0,#18243a 28%,#101827 67%);color:white;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;padding:70px clamp(22px,9vw,140px);gap:40px;overflow:hidden}.eyebrow{font-size:12px;font-weight:800;color:#a8790c;letter-spacing:.2px}.hero .eyebrow{color:var(--gold)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(34px,4.5vw,57px);line-height:1.35;margin:14px 0 18px;font-weight:900}h1 em{font-style:normal;color:var(--gold)}.hero-copy>p{color:#c5ccda;max-width:520px;font-size:16px}.hero-actions{display:flex;gap:12px;margin-top:26px}.hero-note{font-size:12px;color:#aeb8c9;margin-top:25px}.hero-art{min-height:310px;position:relative;display:grid;place-items:center}.orbit{position:absolute;border:1px solid #d7ad4d4d;border-radius:50%;transform:rotate(-25deg)}.orbit-one{width:300px;height:300px}.orbit-two{width:390px;height:230px;transform:rotate(35deg)}.book{width:170px;height:190px;border-radius:16px 27px 27px 16px;background:linear-gradient(135deg,#f5d57b,#c58b20);color:#172033;display:grid;place-items:center;font-size:92px;font-weight:900;box-shadow:18px 22px 0 #0a101c,0 25px 65px #0006;transform:rotate(-7deg);border:7px solid #fbe6a6;outline:1px solid #fbe6a6}.art-caption{position:absolute;bottom:0;right:5%;display:flex;flex-direction:column;padding:12px 18px;border:1px solid #ffffff30;border-radius:12px;background:#ffffff0c;backdrop-filter:blur(6px)}.art-caption b{color:var(--gold)}.art-caption span{font-size:12px;color:#d0d7e4}.section{padding:70px clamp(20px,7vw,105px)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}.section-heading h2,.callout h2{font-size:clamp(25px,3vw,34px);margin:5px 0 0;font-weight:900}.section-heading p{color:var(--muted);font-size:13px;margin-bottom:4px}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.course-card{background:#fff;border:1px solid var(--line);border-radius:17px;overflow:hidden;box-shadow:0 7px 24px #17203308;display:flex;flex-direction:column}.course-cover{height:155px;background:linear-gradient(135deg,#15233a,#344a69);display:grid;place-items:center;color:var(--gold);font-size:55px;font-weight:900;position:relative;overflow:hidden}.course-cover:before,.course-cover:after{content:'';position:absolute;width:190px;height:190px;border:1px solid #e7b84b55;border-radius:50%;transform:translate(45px,50px)}.course-cover:after{width:130px;height:130px;transform:translate(45px,50px)}.course-cover img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;z-index:1}.course-cover span{z-index:2;text-shadow:0 2px 10px #0004}.course-body{padding:19px;display:flex;flex-direction:column;gap:9px;flex:1}.grade-tag,.pill{display:inline-flex;align-self:flex-start;background:#fff5d8;color:#805b00;border-radius:50px;padding:4px 10px;font-size:11px;font-weight:800}.course-body h3{margin:0;font-size:18px;line-height:1.5}.course-body p{color:var(--muted);font-size:13px;margin:0;flex:1}.course-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:10px;padding-top:13px;border-top:1px solid var(--line)}.price{font-size:17px;font-weight:900}.price small{font-size:11px;color:var(--muted);font-weight:500}.small-btn{padding:8px 12px;font-size:12px}.empty-state{padding:28px;text-align:center;border:1px dashed #cbd2df;border-radius:14px;color:var(--muted);background:#fff}.dashboard-section{padding-top:15px}.dashboard-card,.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.dashboard-card{min-height:100px}.student-courses{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.student-course{padding:16px;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:10px}.muted{font-size:13px;color:var(--muted)}.admin-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.panel h3{margin-bottom:16px;font-size:18px}.panel label,#auth-form label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:800;margin-bottom:13px}.panel input,.panel select,.panel textarea,#auth-form input{width:100%;border:1px solid #d9dfeb;border-radius:9px;padding:10px 12px;background:#fff;outline:none;font-weight:500;font-size:13px;color:var(--ink)}.panel input:focus,.panel select:focus,.panel textarea:focus,#auth-form input:focus{border-color:#c89a2e;box-shadow:0 0 0 3px #e7b84b22}.table-wrap{overflow:auto;margin-top:14px}.data-table{border-collapse:collapse;width:100%;font-size:12px;min-width:390px}.data-table th,.data-table td{padding:10px;border-bottom:1px solid var(--line);text-align:right}.data-table th{background:#f6f7fa}.status{font-weight:800;color:var(--green)}.callout{margin:10px clamp(20px,7vw,105px) 65px;padding:35px 40px;border-radius:20px;background:var(--navy);color:white;display:flex;justify-content:space-between;align-items:center;gap:20px}.callout p{color:#c1cada;margin:8px 0 0;font-size:13px}.callout h2{font-size:27px}footer{background:#fff;border-top:1px solid var(--line);padding:23px clamp(20px,5vw,76px);display:flex;align-items:center;justify-content:space-between;gap:18px;color:var(--muted);font-size:12px}footer p{margin:0}dialog{border:0;border-radius:20px;padding:0;width:min(420px,calc(100% - 28px));box-shadow:0 25px 90px #0004}dialog::backdrop{background:#0a1020b8;backdrop-filter:blur(4px)}#auth-form{padding:32px;position:relative}#auth-form h2{margin:5px 0 22px;font-size:25px}.dialog-close{position:absolute;left:18px;top:13px;border:0;background:#f2f4f8;border-radius:50%;width:32px;height:32px;font-size:23px}.switch-auth{text-align:center;font-size:12px;color:var(--muted);margin:17px 0 0}.switch-auth button{border:0;background:none;color:#9a6b00;font-weight:800}.error-text{color:var(--red);font-size:12px;margin-bottom:8px}.toast{position:fixed;bottom:20px;right:20px;background:#172033;color:white;padding:13px 18px;border-radius:11px;box-shadow:0 10px 35px #0002;z-index:30;max-width:min(400px,calc(100% - 40px));opacity:0;transform:translateY(15px);pointer-events:none;transition:.25s;font-size:13px}.toast.show{opacity:1;transform:translateY(0)}@media(max-width:850px){.topbar{height:auto;min-height:70px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.topbar nav{order:3;width:100%;justify-content:center;gap:22px}.account{margin-right:auto}.hero{grid-template-columns:1fr;padding-top:55px;padding-bottom:40px}.hero-art{min-height:260px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.callout{margin-left:20px;margin-right:20px}}@media(max-width:560px){.topbar nav{font-size:12px;gap:15px}.account #user-label{display:none}.btn{padding:10px 13px;font-size:12px}.brand{font-size:14px}.brand-mark{width:38px;height:38px}.hero{padding-left:22px;padding-right:22px}.hero-art{min-height:235px}.orbit-one{width:240px;height:240px}.orbit-two{width:300px;height:180px}.book{width:135px;height:150px;font-size:75px}.section{padding:48px 18px}.section-heading{align-items:start;flex-direction:column;gap:7px}.course-grid,.admin-grid,.student-courses{grid-template-columns:1fr}.course-cover{height:145px}.callout{padding:26px;align-items:flex-start;flex-direction:column}footer{flex-wrap:wrap}.dashboard-card,.panel{padding:18px}#auth-form{padding:27px 22px}}