:root{--navy:#273653;--purple:#7656a8;--bg:#f4f6f9;--card:#ffffff;--border:#e2e6ed;--text:#1c2536;--muted:#627084;--accent:#f0ebf8}
*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:IRANSans,Vazirmatn,Tahoma,sans-serif;line-height:1.75;direction:rtl}
a{text-decoration:none;color:inherit}.container{max-width:1120px;margin:auto;padding:0 24px}
.top{position:sticky;top:0;background:rgba(255,255,255,0.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:16px 28px;z-index:20}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;color:var(--navy)}.brand small{display:block;font-size:11px;font-weight:normal;color:var(--muted)}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--navy),var(--purple));color:#fff;display:grid;place-items:center;font-weight:bold}
.navlinks{display:flex;align-items:center;gap:20px;font-size:14px;color:var(--muted)}.navlinks a:hover{color:var(--navy)}.nav-login{background:var(--navy);color:#fff!important;padding:7px 16px;border-radius:99px}
.menu-toggle{display:none;background:0;border:0;font-size:24px;cursor:pointer}
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;padding:70px 24px 40px}
.eyebrow{color:var(--purple);font-size:13px;font-weight:700;letter-spacing:.5px;display:inline-block;margin-bottom:8px}
.hero h1{font-size:42px;line-height:1.3;color:var(--navy)}.hero h1 em{font-style:normal;color:var(--purple)}
.hero p{margin:18px 0 28px;color:var(--muted);font-size:17px;max-width:480px}
.actions{display:flex;gap:14px;flex-wrap:wrap}.btn{padding:12px 24px;border-radius:12px;font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:8px;border:1px solid transparent;cursor:pointer}
.btn.primary{background:var(--navy);color:#fff}.btn.ghost{border-color:var(--border);background:#fff;color:var(--navy)}.btn.white{background:#fff;color:var(--navy)}.btn.outline-white{border-color:rgba(255,255,255,0.4);color:#fff}
.hero-note{margin-top:28px;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}.dot{width:8px;height:8px;border-radius:50%;background:#22c55e}
.hero-bottom{grid-column:1/-1;border-top:1px solid var(--border);padding-top:20px;display:flex;gap:16px;color:var(--muted);font-size:13px}
.hero-art{position:relative;height:340px;display:grid;place-items:center}
.art-blob{position:absolute;width:280px;height:280px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#e6ecf8);filter:blur(2px)}
.art-book{position:relative;width:180px;height:230px;background:linear-gradient(145deg,var(--navy),#3b4d70);border-radius:16px;box-shadow:0 25px 40px rgba(39,54,83,0.25);color:#fff;display:flex;flex-direction:column;justify-content:space-between;padding:24px;font-size:15px;letter-spacing:1px}
.art-spark{position:absolute;top:20px;left:30px;font-size:24px;color:var(--purple)}
.art-pill{position:absolute;bottom:25px;left:10px;background:#fff;border:1px solid var(--border);padding:10px 16px;border-radius:14px;font-size:12px;box-shadow:0 8px 20px rgba(0,0,0,0.06)}
.art-circle{position:absolute;top:40px;right:20px;width:54px;height:54px;background:var(--purple);color:#fff;border-radius:50%;display:grid;place-items:center;font-weight:bold;font-size:13px;text-align:center;box-shadow:0 8px 20px rgba(118,86,168,0.3)}
.section{padding:50px 24px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:30px;flex-wrap:wrap;gap:16px}
.section-head h2{font-size:28px;color:var(--navy)}
.course-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.course-card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:32px;display:flex;flex-direction:column;gap:14px;position:relative;box-shadow:0 4px 16px rgba(0,0,0,0.02)}
.course-card.private{border-color:var(--purple);background:linear-gradient(180deg,#fff,var(--accent))}
.course-icon{width:40px;height:40px;border-radius:12px;background:var(--accent);color:var(--purple);display:grid;place-items:center;font-size:18px}
.tag{align-self:flex-start;font-size:12px;font-weight:bold;color:var(--purple);background:rgba(118,86,168,0.1);padding:4px 10px;border-radius:99px}
.course-card h3{font-size:22px;color:var(--navy)}.course-card p{color:var(--muted);font-size:14px;flex:1}
.course-foot{display:flex;justify-content:space-between;align-items:center;margin-top:10px;padding-top:16px;border-top:1px solid var(--border);font-size:13px;font-weight:bold;color:var(--navy)}
.course-foot a{width:36px;height:36px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center}
.school-section{background:#fff;border-block:1px solid var(--border);padding:50px 0}
.grade-strip{display:flex;gap:14px;overflow-x:auto;padding-bottom:12px;scroll-snap-type:x mandatory}
.grade-strip::-webkit-scrollbar{height:6px}.grade-strip::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
.grade-label{writing-mode:vertical-rl;font-size:12px;color:var(--muted);align-self:center;margin-inline:8px;transform:rotate(180deg)}
.grade-card{flex:0 0 160px;scroll-snap-align:start;background:var(--bg);border:1px solid var(--border);border-radius:18px;padding:20px;display:flex;flex-direction:column;gap:4px;transition:all .2s}
.grade-card:hover{border-color:var(--purple);transform:translateY(-3px)}
.grade-card span{font-size:12px;color:var(--muted)}.grade-card b{font-size:32px;color:var(--navy);line-height:1}
.grade-card small{font-size:11px;color:var(--muted);margin-top:8px}.grade-card i{font-style:normal;font-weight:bold;color:var(--purple);margin-top:8px}
.carousel-controls button{width:36px;height:36px;border-radius:50%;border:1px solid var(--border);background:#fff;cursor:pointer}
.intro-grid{display:grid;grid-template-columns:auto 1fr;gap:36px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:24px;padding:40px}
.intro-mark{width:90px;height:90px;border-radius:22px;background:linear-gradient(135deg,var(--navy),var(--purple));color:#fff;display:grid;place-items:center;font-size:38px;font-weight:bold}
.intro-mark span{font-size:20px}
.arrow-link{color:var(--purple);font-weight:700;display:inline-flex;gap:6px;align-items:center;margin-top:14px}
.bottom-cta{background:linear-gradient(135deg,var(--navy),#1e293b);color:#fff;padding:60px 0;margin-top:40px}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-inner h2{font-size:30px;margin-top:6px}.cta-inner p{color:#cbd5e1}
.foot{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;padding:50px 24px 30px;flex-wrap:wrap;border-top:1px solid var(--border);margin-top:40px}
.foot a,.foot button{display:block;margin-bottom:8px;color:var(--muted);font-size:13px;border:0;background:0;cursor:pointer;padding:0;text-align:right}
.foot small{width:100%;text-align:center;color:var(--muted);border-top:1px solid var(--border);padding-top:20px}
.page-wrap{padding:50px 24px;max-width:880px}.page-wrap h1{font-size:32px;color:var(--navy);margin-bottom:12px}.lead{color:var(--muted);font-size:17px;margin-bottom:30px}
.content-card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:28px;margin-bottom:24px}
.prose h2{font-size:20px;color:var(--navy);margin:24px 0 10px}.prose blockquote{border-right:3px solid var(--purple);padding-right:14px;color:var(--muted);margin:16px 0}.prose .block-link{background:var(--accent);padding:10px 14px;border-radius:10px;margin:10px 0}
.grade-mini{display:flex;gap:8px;margin-bottom:28px;flex-wrap:wrap}.grade-mini a{padding:6px 14px;border-radius:99px;border:1px solid var(--border);font-size:13px}.grade-mini a.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.lesson-list{display:flex;flex-direction:column;gap:14px}.lesson-row{background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px 20px;display:flex;align-items:center;gap:16px}
.lesson-row small{color:var(--muted);margin-inline:auto}.lesson-row i{color:var(--purple);font-style:normal}
.resource{background:#fff;border:1px solid var(--border);border-radius:16px;padding:24px;margin-bottom:18px}.resource audio{width:100%;margin:16px 0}
.resource details{background:var(--bg);border-radius:12px;padding:14px;margin-top:12px}.resource summary{cursor:pointer;font-weight:bold;color:var(--navy)}
.transcript{margin-top:12px;color:var(--muted);font-size:14px;white-space:pre-wrap}
.auth-wrap{padding:80px 24px;max-width:440px}.auth-card{background:#fff;border:1px solid var(--border);border-radius:22px;padding:34px;display:flex;flex-direction:column;gap:14px;box-shadow:0 10px 30px rgba(0,0,0,0.03)}
.auth-card label{font-size:13px;display:flex;flex-direction:column;gap:6px;color:var(--muted)}.auth-card input{border:1px solid var(--border);border-radius:10px;padding:10px 12px;font-size:14px}
.auth-card p{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}.error{background:#fee2e2;color:#991b1b;padding:10px 14px;border-radius:10px;font-size:13px}
.admin-tabs{display:flex;gap:10px;margin:20px 0 30px;flex-wrap:wrap}.admin-tabs a{padding:8px 16px;border-radius:10px;background:#fff;border:1px solid var(--border);font-size:13px}
.admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.admin-form{background:#fff;border:1px solid var(--border);border-radius:18px;padding:24px;display:flex;flex-direction:column;gap:14px;margin-bottom:34px}
.admin-form label{font-size:13px;color:var(--muted);display:flex;flex-direction:column;gap:6px}.admin-form label.check{flex-direction:row;align-items:center;gap:10px;color:var(--text)}
.admin-form input,.admin-form select,.admin-form textarea{border:1px solid var(--border);border-radius:8px;padding:10px;font-size:14px;font-family:inherit}
.admin-row{background:#fff;border:1px solid var(--border);border-radius:12px;padding:14px 18px;display:flex;align-items:center;gap:16px;margin-bottom:8px;font-size:13px}
.admin-row span{color:var(--muted);margin-inline:auto}.danger{background:0;border:0;color:#dc2626;cursor:pointer}
.resource-fields{border:1px dashed var(--border);border-radius:12px;padding:16px;display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.resource-fields legend{font-weight:bold;padding:0 8px;font-size:12px;color:var(--purple)}.resource-fields label:nth-child(7){grid-column:1/-1}
.logo-preview{max-height:50px;margin:8px 0;object-fit:contain}
.notice{background:var(--accent);color:var(--purple);padding:10px 24px;text-align:center;font-size:13px;border-bottom:1px solid rgba(118,86,168,0.2)}
@media (max-width:768px){.hero{grid-template-columns:1fr;padding-top:40px}.hero-art{order:-1;height:240px}.top{position:relative}.navlinks{display:none;position:absolute;top:100%;right:0;left:0;background:#fff;flex-direction:column;padding:20px;border-bottom:1px solid var(--border)}.navlinks.open{display:flex}.menu-toggle{display:block}.intro-grid{grid-template-columns:1fr;text-align:center}.resource-fields{grid-template-columns:1fr}}

.brand-logo{width:38px;height:38px;object-fit:contain;border-radius:8px}

/* ==== Reference (image-4) redesign additions: white/lavender/blue ==== */
:root{--lav:#f3effb;--lav2:#e6def5;--blue:#2f56d9;--blue-dark:#2244b8}
.section-head.center{text-align:center;flex-direction:column;align-items:center;justify-content:center}
.section-head.center p{color:var(--muted);margin-top:6px}
.hero{padding-top:56px}
.hero-stats{display:flex;gap:32px;margin-top:32px;border-top:1px solid var(--border);padding-top:20px}
.hero-stats b{font-size:24px;color:var(--navy);display:block}
.hero-stats small{color:var(--muted);font-size:12px}
/* hero illustration: laptop, book, plant, pill */
.art-laptop{position:relative;z-index:2;width:220px}
.art-screen{width:220px;height:140px;background:linear-gradient(135deg,var(--navy),#3b4d70);border-radius:12px 12px 4px 4px;padding:16px;color:#fff;display:flex;flex-direction:column;gap:8px;box-shadow:0 24px 40px rgba(39,54,83,.28)}
.art-screen span{font-weight:bold;letter-spacing:2px}
.art-screen i{display:block;height:8px;border-radius:4px;background:rgba(255,255,255,.35)}
.art-screen i:nth-child(3){width:70%}.art-screen i:nth-child(4){width:45%;background:var(--purple)}
.art-base{width:260px;height:12px;background:#dfe4ee;border-radius:0 0 12px 12px;margin-right:-20px;box-shadow:0 6px 14px rgba(0,0,0,.08)}
.art-book{position:absolute;bottom:30px;right:20px;width:74px;height:96px;background:linear-gradient(145deg,var(--purple),#9b7fd0);border-radius:8px;color:#fff;display:grid;place-items:center;font-weight:bold;letter-spacing:1px;box-shadow:0 14px 24px rgba(118,86,168,.35);transform:rotate(-8deg);z-index:2}
.art-plant{position:absolute;bottom:42px;left:24px;z-index:2;display:flex;gap:5px;align-items:flex-end}
.art-plant span{width:10px;height:52px;background:#22c55e;border-radius:99px}
.art-plant span:nth-child(2){height:74px}
.art-plant span:nth-child(3){height:60px}
/* panels: public/private */
.panels{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:34px}
.panel{border-radius:22px;padding:34px;background:linear-gradient(180deg,#fff,var(--lav));border:1px solid var(--lav2);display:flex;flex-direction:column;gap:12px;box-shadow:0 8px 26px rgba(47,86,217,.05)}
.panel.public{background:linear-gradient(180deg,#fff,#e9f0fd);border-color:#d5e1f8}
.panel.private{background:linear-gradient(180deg,#fff,var(--lav));border-color:var(--lav2)}
.panel-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:20px}
.panel.public .panel-icon{background:#dce7fb;color:var(--blue)}
.panel.private .panel-icon{background:var(--lav2);color:var(--purple)}
.panel h3{font-size:22px;color:var(--navy)}.panel p{color:var(--muted);font-size:14px;flex:1}
.feats{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 12px}
.feats li{font-size:12px;background:#fff;border:1px solid var(--border);border-radius:99px;padding:5px 12px;color:var(--muted)}
.btn.purple{background:var(--purple);color:#fff}
/* learning path */
.path-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.path{background:#fff;border:1px solid var(--border);border-radius:20px;padding:30px;text-align:center;position:relative;transition:.2s}
.path:hover{border-color:var(--purple);transform:translateY(-3px)}
.path .num{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--blue));color:#fff;display:grid;place-items:center;font-weight:bold;margin:0 auto 14px}
.path h3{color:var(--navy);font-size:19px}.path p{color:var(--muted);font-size:14px;margin-top:6px}
/* start steps */
.start-steps{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.step{background:#fff;border:1px solid var(--border);border-radius:20px;padding:28px 24px;text-align:center;width:240px}
.step-icon{font-size:32px;display:block;margin-bottom:10px}
.step h3{font-size:16px;color:var(--navy)}.step p{font-size:13px;color:var(--muted);margin-top:4px}
.step-arrow{color:var(--purple);font-size:22px;font-weight:bold}
/* teacher */
.teacher-card{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;background:#fff;border:1px solid var(--border);border-radius:24px;padding:40px;align-items:center;box-shadow:0 8px 26px rgba(0,0,0,.03)}
.teacher-art{background:linear-gradient(160deg,var(--lav),#dce7fb);border-radius:20px;display:grid;place-items:center;min-height:260px}
.teacher-illus span{width:110px;height:110px;border-radius:28px;background:linear-gradient(135deg,var(--navy),var(--purple));color:#fff;display:grid;place-items:center;font-size:40px;font-weight:bold;box-shadow:0 18px 30px rgba(39,54,83,.25)}
.teacher-bio h2{color:var(--navy);font-size:30px}
.teacher-bio .role{color:var(--purple);font-weight:bold;font-size:14px;margin-bottom:10px}
.teacher-bio p{color:var(--muted)}
.badges{list-style:none;margin:16px 0;display:flex;flex-direction:column;gap:8px}
.badges li{font-size:13px;background:var(--lav);color:var(--purple);border-radius:10px;padding:8px 14px;font-weight:bold}
/* reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{background:#fff;border:1px solid var(--border);border-radius:20px;padding:26px;display:flex;flex-direction:column;gap:12px}
.stars{color:#f59e0b;letter-spacing:2px}
.review p{color:var(--muted);font-size:14px;flex:1}
.who{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--navy)}
.avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--purple));color:#fff;display:grid;place-items:center;font-weight:bold}
/* grade cards */
.grade-card{flex:0 0 180px;text-align:center;gap:6px}
.grade-card .book-icon{font-size:26px}
.grade-card .view{font-style:normal;font-size:12px;font-weight:bold;color:var(--blue);margin-top:8px}
.eyebrow.light{color:#c7d4ff}
.bottom-cta{background:linear-gradient(135deg,var(--blue-dark),var(--navy))}
@media (max-width:900px){.panels,.path-steps,.review-grid{grid-template-columns:1fr}.teacher-card{grid-template-columns:1fr;text-align:center}.badges{align-items:center}.start-steps{flex-direction:column}.step-arrow{transform:rotate(-90deg)}}
@media (max-width:768px){.hero-stats{gap:20px}}

/* ==== real photos in hero & teacher art ==== */
.hero-photo{position:relative;z-index:2;width:100%;max-width:420px;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:28px;border:6px solid #fff;box-shadow:0 24px 48px rgba(39,54,83,.18)}
.hero-art .art-blob{width:340px;height:340px;top:8px}
.hero-art .art-pill{z-index:3}
.teacher-photo{width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:16px;box-shadow:0 14px 30px rgba(39,54,83,.12)}
@media (max-width:768px){.hero-photo{max-width:320px}.hero-art{height:auto;padding:8px 0}}