/* Gestion scolaire — landing page. Light, airy SaaS look (per the provided mock-up): white + soft blue hero,
   one bright blue accent, pastel icon tiles. Single deliberate light theme. */
:root {
  --bg: #FFFFFF; --soft: #F3F7FE; --soft-2: #EAF1FD; --ink: #0F1B33; --text: #2B3650; --muted: #5E6A80;
  --line: #E3E9F3; --accent: #1F6FEB; --accent-dark: #1557C4; --accent-soft: #E8F0FE; --ok: #0E7A4C;
  --wa: #13803F;
  --t-blue: #E8F0FE; --i-blue: #1F6FEB; --t-green: #E3F6EC; --i-green: #0E7A4C;
  --t-purple: #F0EAFE; --i-purple: #7647D9; --t-orange: #FFF1E0; --i-orange: #E8820C;
  --shadow-sm: 0 1px 2px rgb(15 27 51 / .06);
  --shadow: 0 1px 2px rgb(15 27 51 / .05), 0 18px 40px -18px rgb(15 27 51 / .22);
  --font: "Inter", "IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-ar: "IBM Plex Sans Arabic", "Inter", system-ui, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --r: 12px; --gutter: clamp(1rem, 4vw, 2rem);
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 5rem; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 1rem/1.6 var(--font); overflow-x: clip; }
[dir="rtl"] body { font-family: var(--font-ar); }
img, video { max-width: 100%; display: block; }
img { height: auto; }
a { color: var(--accent); text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { color: var(--ink); margin: 0; line-height: 1.15; letter-spacing: -.02em; text-wrap: balance; }
[dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3 { letter-spacing: 0; line-height: 1.4; }
p { margin: 0; }
.wrap { max-width: 76rem; margin-inline: auto; padding-inline: var(--gutter); }
.ltr { direction: ltr; unicode-bidi: isolate; }
.kicker { font-size: .82rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
[dir="rtl"] .kicker { letter-spacing: 0; font-size: .95rem; }
section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.head { display: grid; gap: .6rem; max-width: 44rem; margin-block-end: clamp(2rem, 5vw, 3rem); }
.head h2 { font-size: clamp(1.75rem, 3.6vw, 2.4rem); font-weight: 700; }
.head p { color: var(--muted); font-size: 1.08rem; }
.center { margin-inline: auto; text-align: center; justify-items: center; }
svg.i { width: 1.25em; height: 1.25em; flex: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; } }

/* ---------- header ---------- */
.top { position: sticky; top: 0; z-index: 20; background: rgb(255 255 255 / .9); backdrop-filter: saturate(1.5) blur(12px);
       border-block-end: 1px solid transparent; transition: border-color .2s; }
.top.scrolled { border-color: var(--line); }
.top .wrap { display: flex; align-items: center; gap: 2rem; min-height: 4.5rem; }
.brand { display: flex; align-items: center; gap: .65rem; text-decoration: none; color: var(--ink); font-weight: 700; font-size: 1.3rem; letter-spacing: -.01em; }
.brand svg { width: 40px; height: 40px; }
.nav { display: flex; gap: 2.25rem; margin-inline-start: 1.5rem; }
.nav a { position: relative; color: var(--ink); text-decoration: none; font-weight: 500; font-size: .95rem; padding-block: .5rem; }
.nav a:hover, .nav a.active { color: var(--accent); }
.nav a.active::after { content: ""; position: absolute; inset-inline: 0; bottom: -1.05rem; height: 2px; background: var(--accent); }
.lang { position: relative; margin-inline-start: auto; }
.lang summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: .4rem; border: 1px solid var(--line);
                border-radius: 8px; padding: .4rem .7rem; font-weight: 600; font-size: .85rem; color: var(--ink); background: var(--bg); }
.lang summary::-webkit-details-marker { display: none; }
.lang ul { position: absolute; inset-inline-end: 0; top: calc(100% + .4rem); margin: 0; padding: .35rem; list-style: none; min-width: 9rem;
           background: var(--bg); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); }
.lang li a { display: block; padding: .45rem .7rem; border-radius: 6px; color: var(--ink); text-decoration: none; font-size: .9rem; }
.lang li a:hover, .lang li a[aria-current="true"] { background: var(--soft); color: var(--accent); }
.menu-btn { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; padding: .45rem; color: var(--ink); cursor: pointer; }
@media (max-width: 960px) {
  .nav { display: none; position: absolute; inset-inline: 0; top: 100%; flex-direction: column; gap: 0; margin: 0;
         background: var(--bg); border-block-end: 1px solid var(--line); padding: .5rem var(--gutter) 1rem; box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav a { padding-block: .75rem; border-block-end: 1px solid var(--line); }
  .nav a.active::after { display: none; }
  .menu-btn { display: inline-flex; }
  .lang { margin-inline-start: auto; }
}

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .7rem; min-height: 3.25rem; padding: .8rem 1.6rem;
       border-radius: 10px; font: 600 1rem var(--font); text-decoration: none; border: 1.5px solid var(--line); background: var(--bg);
       color: var(--ink); transition: background .15s, border-color .15s, transform .15s, box-shadow .15s; cursor: pointer; }
[dir="rtl"] .btn { font-family: var(--font-ar); }
.btn:hover { border-color: var(--accent); transform: translateY(-1px); }
.btn .arrow { transition: transform .15s; }
.btn:hover .arrow { transform: translateX(3px); }
[dir="rtl"] .btn .arrow { transform: scaleX(-1); }
[dir="rtl"] .btn:hover .arrow { transform: scaleX(-1) translateX(3px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 8px 20px -10px rgb(31 111 235 / .7); }
.btn.primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn.outline { border-color: var(--accent); color: var(--accent); }
.btn.wa { background: var(--wa); border-color: var(--wa); color: #fff; }
.btn.wa:hover { background: #0F6B34; border-color: #0F6B34; }
.btn.block { width: 100%; }

/* ---------- hero ---------- */
.hero { position: relative; background: linear-gradient(180deg, var(--soft) 0%, #F7FAFF 100%); padding-block: clamp(3rem, 7vw, 5.5rem) clamp(3rem, 6vw, 4.5rem); overflow: hidden; }
.hero::before { content: ""; position: absolute; width: 46rem; height: 46rem; inset-inline-end: -10rem; top: -8rem; border-radius: 50%;
                background: radial-gradient(circle, rgb(31 111 235 / .09), transparent 65%); pointer-events: none; }
.hero .wrap { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr); gap: clamp(2rem, 4vw, 3.5rem); align-items: center; }
.hero-text { display: grid; gap: 1.4rem; min-width: 0; }
.hero h1 { font-size: clamp(2.3rem, 4.4vw, 3.6rem); font-weight: 800; }
.hero .lead { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--muted); max-width: 34rem; }
.ctas { display: flex; flex-wrap: wrap; gap: .9rem; margin-block-start: .6rem; }
.ctas .btn { padding-inline: 1.15rem; font-size: .97rem; }
.hero-meta { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1.25rem; color: var(--muted); font-size: .92rem; }
.hero-meta span + span { padding-inline-start: 1.25rem; border-inline-start: 1px solid var(--line); }
@media (max-width: 960px) { .hero .wrap { grid-template-columns: minmax(0, 1fr); } }

/* laptop mock-up around a real screenshot */
.laptop { position: relative; min-width: 0; filter: drop-shadow(0 30px 40px rgb(15 27 51 / .18)); }
.laptop .screen { background: #1B2233; border-radius: 18px 18px 6px 6px; padding: 2.2% 2.2% 2.6%; margin-inline: 7%; position: relative; }
.laptop .screen::before { content: ""; position: absolute; top: .9%; left: 50%; width: 5px; height: 5px; border-radius: 50%; background: #3A4459; transform: translateX(-50%); }
.laptop .screen img { border-radius: 4px; aspect-ratio: 16 / 10; object-fit: cover; object-position: top left; width: 100%; background: #fff; }
.laptop .base { height: clamp(12px, 1.8vw, 20px); border-radius: 2px 2px 14px 14px; position: relative;
                background: linear-gradient(180deg, #E9ECF2 0%, #C4CAD6 55%, #9CA4B4 100%); }
.laptop .base::before { content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 16%; height: 45%;
                        border-radius: 0 0 8px 8px; background: #B5BCCA; }

/* ---------- why + start ---------- */
.why .wrap { display: grid; grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr); gap: clamp(2rem, 4vw, 3.5rem); }
.why-cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.why-card { display: grid; gap: .8rem; align-content: start; padding-inline: 1.5rem; }
.why-card:first-child { padding-inline-start: 0; }
.why-card + .why-card { border-inline-start: 1px solid var(--line); }
.why-card h3 { font-size: 1.05rem; font-weight: 600; margin-block-start: .5rem; }
.why-card p { color: var(--muted); font-size: .95rem; }
.tile { width: 3.1rem; height: 3.1rem; border-radius: 10px; display: grid; place-items: center; }
.tile svg { width: 1.6rem; height: 1.6rem; }
.tile.blue { background: var(--t-blue); color: var(--i-blue); } .tile.green { background: var(--t-green); color: var(--i-green); }
.tile.purple { background: var(--t-purple); color: var(--i-purple); } .tile.orange { background: var(--t-orange); color: var(--i-orange); }
.start { display: grid; gap: .9rem; align-content: start; padding-inline-start: clamp(1.5rem, 3vw, 2.5rem); border-inline-start: 1px solid var(--line); }
.start h2 { font-size: 1.6rem; font-weight: 700; }
.start p { color: var(--muted); }
.start .btns { display: grid; gap: .75rem; margin-block: .5rem; }
.start small { color: var(--muted); font-size: .85rem; }
@media (max-width: 1280px) { .why .wrap { grid-template-columns: minmax(0, 1fr); } .start { border: 0; padding: 0; max-width: 34rem; } }
@media (max-width: 760px) { .why-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem 0; }
  .why-card:nth-child(3) { padding-inline-start: 0; border: 0; } }
@media (max-width: 480px) { .why-cards { grid-template-columns: minmax(0, 1fr); } .why-card { padding: 0; border: 0 !important; } }

/* trust strip */
.trust { background: var(--soft); padding-block: 1.6rem; }
.trust .wrap { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem 0; }
.trust .wrap { flex-wrap: nowrap; }
.trust-item { display: flex; align-items: center; gap: .9rem; padding-inline: clamp(1rem, 3vw, 3rem); min-width: 0; }
.trust-item + .trust-item { border-inline-start: 1px solid var(--line); }
.trust-item svg { width: 1.7rem; height: 1.7rem; color: #6B7A94; }
.trust-item b { display: block; color: var(--ink); font-size: .92rem; font-weight: 600; }
.trust-item span { color: var(--muted); font-size: .85rem; }
@media (max-width: 760px) { .trust .wrap { flex-wrap: wrap; } .trust-item { padding-inline: 0; flex: 1 1 100%; justify-content: center; } .trust-item + .trust-item { border: 0; } }

/* ---------- video ---------- */
.player { position: relative; max-width: 60rem; margin-inline: auto; border-radius: 16px; overflow: hidden; box-shadow: var(--shadow);
          background: #0F1B33; aspect-ratio: 16 / 9; }
.player video { width: 100%; height: 100%; object-fit: cover; }
.player .play { position: absolute; inset: 0; display: grid; place-items: center; background: transparent; border: 0; cursor: pointer; }
.player .play span { width: 5.25rem; height: 5.25rem; border-radius: 50%; display: grid; place-items: center; background: rgb(255 255 255 / .95);
                     color: var(--accent); box-shadow: 0 12px 30px rgb(0 0 0 / .25); transition: transform .2s; }
.player .play:hover span { transform: scale(1.06); }
.player .play svg { width: 2rem; height: 2rem; margin-inline-start: .25rem; }
.video-note { text-align: center; color: var(--muted); font-size: .9rem; margin-block-start: 1rem; }

/* ---------- feature rows ---------- */
.feature { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(1.5rem, 5vw, 4rem); align-items: center; }
.feature + .feature { margin-block-start: clamp(3rem, 7vw, 5rem); }
.feature:nth-of-type(even) .feature-text { order: 2; }
.feature-text { display: grid; gap: 1rem; min-width: 0; }
.feature-text h3 { font-size: clamp(1.35rem, 2.4vw, 1.75rem); font-weight: 700; }
.feature-text p { color: var(--muted); }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.ticks li { display: flex; gap: .6rem; align-items: flex-start; }
.ticks li svg { color: var(--ok); width: 1.15rem; height: 1.15rem; margin-block-start: .2rem; }
.shot { border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); background: #fff; }
.shot img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top left; }
@media (max-width: 860px) { .feature { grid-template-columns: minmax(0, 1fr); } .feature:nth-of-type(even) .feature-text { order: 0; } }

/* catalog */
.catalog-sec { background: var(--soft); }
.catalog { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.cat { background: var(--bg); border: 1px solid var(--line); border-radius: var(--r); padding: 1.5rem; display: grid; gap: 1rem; align-content: start; }
.cat h3 { font-size: 1.08rem; font-weight: 700; }
.cat .ticks { font-size: .94rem; color: var(--text); }
@media (max-width: 960px) { .catalog { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .catalog { grid-template-columns: minmax(0, 1fr); } }

/* screenshots gallery */
.gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
.gallery figure { margin: 0; display: grid; gap: .7rem; }
.gallery a { display: block; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s; }
.gallery a:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.gallery img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top left; }
.gallery figcaption { font-weight: 600; color: var(--ink); font-size: .95rem; }
@media (max-width: 860px) { .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .gallery { grid-template-columns: minmax(0, 1fr); } }
dialog.lightbox { border: 0; padding: 0; background: transparent; max-width: min(96vw, 1400px); }
dialog.lightbox::backdrop { background: rgb(15 27 51 / .82); }
dialog.lightbox img { border-radius: 8px; max-height: 88vh; width: auto; margin-inline: auto; }
dialog.lightbox button { position: fixed; top: 1rem; inset-inline-end: 1rem; width: 2.75rem; height: 2.75rem; border-radius: 50%; border: 0;
                         background: #fff; color: var(--ink); font-size: 1.4rem; cursor: pointer; }

/* ---------- pricing ---------- */
.pricing { background: linear-gradient(180deg, var(--bg), var(--soft)); }
.plans { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; gap: .4rem; padding: 1.75rem 1.5rem; border: 1px solid var(--line);
        border-radius: 16px; background: var(--bg); min-width: 0; box-shadow: var(--shadow-sm); }
.plan h3 { font-size: 1.1rem; font-weight: 600; }
.plan .amount { display: flex; align-items: baseline; gap: .4rem; margin-block-start: .8rem; color: var(--ink); }
.plan .num { font-size: clamp(2rem, 3.2vw, 2.5rem); font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; font-family: "Inter", system-ui, sans-serif; }
.plan .cur { font-weight: 600; color: var(--muted); }
.plan .per { color: var(--muted); font-size: .92rem; }
.plan .desc { margin-block: .9rem .2rem; font-size: .95rem; }
.plan .save { align-self: flex-start; font-size: .8rem; font-weight: 700; color: var(--ok); background: var(--t-green); padding: .2rem .55rem; border-radius: 999px; }
.plan .ticks { font-size: .9rem; margin-block: 1rem 1.5rem; flex: 1; }
.plan.trial { background: var(--accent-soft); border-color: transparent; }
.plan.featured { border: 2px solid var(--accent); box-shadow: var(--shadow); }
.plan .badge { position: absolute; top: -.8rem; inset-inline-start: 1.5rem; background: var(--accent); color: #fff; font-size: .78rem;
               font-weight: 700; padding: .25rem .7rem; border-radius: 999px; }
.buy-note { display: flex; gap: 1rem; align-items: center; margin-block-start: 2rem; padding: 1.1rem 1.4rem; border-radius: var(--r);
            background: var(--bg); border: 1px solid var(--line); color: var(--text); }
.buy-note svg { width: 1.8rem; height: 1.8rem; color: var(--wa); }
@media (max-width: 1060px) { .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .plans { grid-template-columns: minmax(0, 1fr); } }

/* ---------- download ---------- */
.download { background: var(--ink); color: #D7DEEB; }
.download .head h2 { color: #fff; } .download .head p { color: #AEB8CB; } .download .kicker { color: #8DB4FF; }
.dl-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.dl { display: grid; gap: 1rem; align-content: start; padding: 1.75rem; border-radius: 16px; background: #17243F; border: 1px solid #263656; min-width: 0; }
.dl h3 { color: #fff; font-size: 1.4rem; display: flex; gap: .7rem; align-items: center; }
.dl h3 svg { width: 1.6rem; height: 1.6rem; }
.dl ol { margin: 0; padding-inline-start: 1.2rem; display: grid; gap: .35rem; color: #C3CCDD; }
.dl .btn { justify-self: start; }
.dl small { color: #93A0B8; font-size: .82rem; }
@media (max-width: 760px) { .dl-grid { grid-template-columns: minmax(0, 1fr); } }

/* ---------- support + faq ---------- */
.support .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.contacts { display: grid; gap: .9rem; }
.contact { display: flex; align-items: center; gap: 1rem; padding: 1.1rem 1.25rem; border: 1px solid var(--line); border-radius: var(--r);
           text-decoration: none; color: var(--ink); transition: border-color .15s, transform .15s; background: var(--bg); }
.contact:hover { border-color: var(--accent); transform: translateY(-1px); }
.contact .tile { width: 2.75rem; height: 2.75rem; }
.contact .tile svg { width: 1.35rem; height: 1.35rem; }
.contact .tile.wa { background: var(--t-green); color: var(--wa); }
.contact b { display: block; font-size: .85rem; color: var(--muted); font-weight: 500; }
.contact span { font-weight: 600; font-size: 1.05rem; overflow-wrap: anywhere; }
.faq details { border-block-end: 1px solid var(--line); padding-block: 1.1rem; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin-block-start: .6rem; color: var(--muted); }
@media (max-width: 860px) { .support .wrap { grid-template-columns: minmax(0, 1fr); } }

/* ---------- footer + floating WhatsApp ---------- */
footer { border-block-start: 1px solid var(--line); padding-block: 2.5rem; color: var(--muted); font-size: .9rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: space-between; align-items: center; }
footer .brand { font-size: 1.05rem; } footer .brand svg { width: 28px; height: 28px; }
.fab { position: fixed; inset-inline-end: 1.25rem; bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px)); z-index: 30; width: 3.5rem; height: 3.5rem;
       border-radius: 50%; display: grid; place-items: center; background: var(--wa); color: #fff; box-shadow: 0 10px 24px -8px rgb(0 0 0 / .4); transition: transform .15s; }
.fab:hover { transform: scale(1.06); } .fab svg { width: 1.7rem; height: 1.7rem; }