/* ============================================================
   MADKHAL — schedule.css
   ============================================================ */

:root {
  --bg:          #0b0d11;
  --surface:     #12151c;
  --surface-2:   #181c26;
  --surface-3:   #1e2230;
  --border:      rgba(255,255,255,0.07);
  --accent:      #2257e8;
  --accent-dim:  rgba(34, 97, 232, 0.12);
  --accent-glow: rgba(34, 120, 232, 0.35);
  --text:        #e8eaf0;
  --muted:       #7a8099;
  --faint:       #424866;
  --danger:      #ef4444;
  --success:     #22c55e;
  --info:        #60a5fa;
  --header-bg:   rgba(11,13,17,0.88);
  --grid-line:   rgba(255,255,255,0.025);
  --nav-hover:   rgba(255,255,255,0.06);
  --mob-hover:   rgba(255,255,255,0.04);
  --shadow:      rgba(0,0,0,0.45);
  --font-h:'Cairo',sans-serif; --font-b:'Tajawal',sans-serif;
  --r-sm:8px;--r-md:14px;--r-lg:22px;--r-xl:32px;--r-full:999px;
  --ease:cubic-bezier(0.4,0,0.2,1);
  --spring:cubic-bezier(0.34,1.56,0.64,1);
  --dur:0.28s;--theme-dur:0.4s;

  /* Course palette — 12 distinct colours */
  --pal-0:#60a5fa;--pal-1:#a78bfa;--pal-2:#34d399;--pal-3:#f87171;
  --pal-4:#fbbf24;--pal-5:#38bdf8;--pal-6:#fb923c;--pal-7:#e879f9;
  --pal-8:#4ade80;--pal-9:#f472b6;--pal-10:#94a3b8;--pal-11:#facc15;
}
[data-theme="light"] {
  --bg:#f4f6fb;--surface:#ffffff;--surface-2:#eef0f7;--surface-3:#e6e9f4;
  --border:rgba(0,0,0,0.08);--accent:#0a5bc4;--accent-dim:rgba(10, 84, 196, 0.1);
  --accent-glow:rgba(10, 75, 196, 0.28);--text:#0f1117;--muted:#4a5068;--faint:#9aa0bc;
  --danger:#dc2626;--success:#16a34a;--info:#2563eb;
  --header-bg:rgba(244,246,251,0.92);--grid-line:rgba(0,0,0,0.04);
  --nav-hover:rgba(0,0,0,0.05);--mob-hover:rgba(0,0,0,0.03);--shadow:rgba(0,0,0,0.10);
}

body,.header,.course-row,.session-row,.period-ref-card,.import-card,
.courses-builder,.sched-grid,.sched-legend,.day-card,footer,.mobile-nav {
  transition:background var(--theme-dur) var(--ease),
             border-color var(--theme-dur) var(--ease),
             color var(--theme-dur) var(--ease);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-b);background:var(--bg);color:var(--text);direction:rtl;overflow-x:hidden;min-height:100svh;display:flex;flex-direction:column}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 clamp(1rem,4vw,2rem)}

/* ── HEADER ── */
.header{position:fixed;top:0;right:0;left:0;z-index:100;background:transparent;border-bottom:1px solid transparent;transition:background var(--theme-dur) var(--ease),border-color var(--dur) var(--ease),backdrop-filter var(--dur) var(--ease)}
.header.is-scrolled{background:var(--header-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-color:var(--border)}
.header__inner{max-width:1200px;margin:0 auto;padding:0 clamp(1rem,4vw,2rem);height:68px;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.header__logo{display:flex;align-items:center;gap:.6rem}
.logo-mark{width:38px;height:38px;background:var(--accent);border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.logo-mark__icon{font-family:var(--font-h);font-size:1.1rem;font-weight:900;color:#fff;line-height:1}
.logo-mark__text{font-family:var(--font-h);font-size:1.15rem;font-weight:800;color:var(--text)}
.header__nav{display:flex;align-items:center;gap:.25rem}
.nav-link{padding:.42rem .85rem;border-radius:var(--r-full);font-family:var(--font-h);font-size:.88rem;font-weight:500;color:var(--muted);background:none;border:none;cursor:pointer;transition:color var(--dur) var(--ease),background var(--dur) var(--ease)}
.nav-link:hover,.nav-link.active{color:var(--text);background:var(--nav-hover)}
.nav-cta{padding:.42rem 1.1rem;background:var(--accent-dim);color:var(--accent);border:1px solid rgba(34, 103, 232, 0.3);border-radius:var(--r-full);font-family:var(--font-h);font-size:.88rem;font-weight:600;transition:background var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.nav-cta:hover{background:var(--accent);color:#fff;box-shadow:0 4px 18px var(--accent-glow)}
.theme-toggle{width:38px;height:38px;border-radius:50%;background:var(--surface-2);border:1.5px solid var(--border);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1rem;transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--spring),box-shadow var(--dur) var(--ease)}
.theme-toggle:hover{transform:scale(1.1) rotate(15deg);border-color:var(--accent);box-shadow:0 0 14px var(--accent-glow)}
.theme-toggle__icon{display:block;line-height:1}
.header__burger{display:none;flex-direction:column;gap:5px;width:32px;background:none;border:none;cursor:pointer;padding:4px}
.header__burger span{display:block;height:2px;background:var(--text);border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease),background var(--theme-dur) var(--ease)}
.header__burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.header__burger.is-open span:nth-child(2){opacity:0}
.header__burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{display:none;flex-direction:column;background:var(--surface);border-top:1px solid var(--border);overflow:hidden;max-height:0;transition:max-height .4s var(--ease),background var(--theme-dur) var(--ease)}
.mobile-nav.is-open{max-height:300px}
.mobile-nav__link{display:block;padding:.85rem 1.5rem;font-family:var(--font-h);font-size:.95rem;font-weight:500;color:var(--muted);border-bottom:1px solid var(--border);transition:color var(--dur) var(--ease),background var(--dur) var(--ease)}
.mobile-nav__link:hover{color:var(--text);background:var(--mob-hover)}
.mobile-nav__theme{display:flex;align-items:center;gap:.7rem;padding:.85rem 1.5rem;font-family:var(--font-h);font-size:.9rem;color:var(--muted);cursor:pointer;background:none;border:none;width:100%;text-align:right;transition:color var(--dur) var(--ease),background var(--dur) var(--ease)}
.mobile-nav__theme:hover{color:var(--accent);background:var(--mob-hover)}

/* ── LOGO ────────────────────────────────────────────────── */
/* ضبط مقاس الشعار */
.header__logo img {
  height: 45px; 
  width: auto;
}

/* الوضع الفاتح (الافتراضي): إخفاء شعار الدارك وإظهار شعار اللايت */
.logo-dark {
  display: none;
}
.logo-light {
  display: block;
}

/* الوضع الليلي: إخفاء شعار اللايت وإظهار شعار الدارك */
/* ضفت لك أشهر الكلاسات اللي تستخدمها سكربتات التبديل عشان يضبط معك مباشرة */
body.dark .logo-light,
body.dark-mode .logo-light,
[data-theme="dark"] .logo-light {
  display: none !important;
}

body.dark .logo-dark,
body.dark-mode .logo-dark,
[data-theme="dark"] .logo-dark {
  display: block !important;
}

/* ── HERO ── */
.page-hero{position:relative;padding:calc(68px + 3rem) 0 2.5rem;text-align:center;overflow:hidden}
.page-hero__bg{position:absolute;inset:0;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(90px)}
.blob--1{width:500px;height:500px;top:-140px;right:-80px;background:radial-gradient(circle,rgba(34, 120, 232, 0.13) 0%,transparent 70%)}
.blob--2{width:360px;height:360px;bottom:-60px;left:-60px;background:radial-gradient(circle,rgba(90,110,210,.10) 0%,transparent 70%)}
[data-theme="light"] .blob--1{background:radial-gradient(circle,rgba(10, 97, 196, 0.11) 0%,transparent 70%)}
[data-theme="light"] .blob--2{background:radial-gradient(circle,rgba(70,90,200,.07) 0%,transparent 70%)}
.grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,black 0%,transparent 100%)}
.page-hero__inner{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:0 clamp(1rem,4vw,2rem)}
.hero-badge{display:inline-flex;align-items:center;gap:.45rem;margin-bottom:1rem;padding:.35rem .95rem;background:var(--accent-dim);border:1px solid rgba(34, 87, 232, 0.25);border-radius:var(--r-full);font-family:var(--font-h);font-size:.78rem;font-weight:600;color:var(--accent)}
.badge-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);animation:pulse-dot 2s ease-in-out infinite}
@keyframes pulse-dot{0%,100%{box-shadow:0 0 0 0 var(--accent-glow)}50%{box-shadow:0 0 0 6px transparent}}
.page-hero__title{font-family:var(--font-h);font-size:clamp(1.8rem,5vw,3rem);font-weight:900;color:var(--text);margin-bottom:.6rem}
.page-hero__title span{color:var(--accent);text-shadow:0 0 40px var(--accent-glow)}
.page-hero__sub{font-size:.97rem;color:var(--muted);max-width:560px;margin:0 auto;line-height:1.7}

/* ── MAIN ── */
.schedule-main{flex:1;padding:2rem 0 5rem}

/* ── STEP TABS ── */
.step-tabs{display:flex;align-items:center;justify-content:center;gap:0;margin-bottom:2.5rem;max-width:500px;margin-left:auto;margin-right:auto}
.step-tab{display:flex;align-items:center;gap:.6rem;padding:.7rem 1.4rem;background:var(--surface);border:1.5px solid var(--border);border-radius:var(--r-full);font-family:var(--font-h);font-size:.9rem;font-weight:600;color:var(--muted);cursor:pointer;transition:all var(--dur) var(--ease);white-space:nowrap}
.step-tab.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 4px 18px var(--accent-glow)}
.step-tab:not(.active):hover{border-color:var(--accent);color:var(--accent)}
.step-tab__num{width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:900;flex-shrink:0}
.step-tab:not(.active) .step-tab__num{background:var(--surface-2)}
.step-tab__connector{width:32px;height:2px;background:var(--border);flex-shrink:0}

/* ── STEP PANELS ── */
.step-panel{display:none;flex-direction:column;gap:1.4rem}
.step-panel.active{display:flex}

/* ── PERIOD REFERENCE ── */
.period-ref-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden}
.period-ref-card__header{display:flex;align-items:center;gap:.75rem;padding:1.1rem 1.5rem;background:var(--surface-2);border-bottom:1px solid var(--border);font-family:var(--font-h);font-size:.95rem;font-weight:700;color:var(--text)}
.period-ref-card__badge{margin-right:auto;padding:.2rem .75rem;background:var(--accent-dim);border:1px solid rgba(34, 103, 232, 0.25);border-radius:var(--r-full);font-size:.72rem;font-weight:700;color:var(--accent)}
.period-ref-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:0;padding:.5rem}
.period-chip{display:flex;align-items:center;gap:.5rem;padding:.55rem .85rem;border-radius:var(--r-md);transition:background var(--dur) var(--ease)}
.period-chip:hover{background:var(--surface-2)}
.period-chip__num{font-family:var(--font-h);font-size:1rem;font-weight:800;color:var(--accent);min-width:22px}
.period-chip__time{font-family:var(--font-h);font-size:.78rem;font-weight:600;color:var(--text);direction:ltr}
.period-chip__break{font-size:.7rem;color:var(--muted);margin-right:.25rem}

/* ── IMPORT CARD ── */
.import-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden}
.import-card__header{display:flex;align-items:flex-start;gap:.85rem;padding:1.2rem 1.5rem;border-bottom:1px solid var(--border)}
.import-card__icon{font-size:1.8rem;flex-shrink:0}
.import-card__title{font-family:var(--font-h);font-size:1rem;font-weight:700;color:var(--text);margin-bottom:.2rem}
.import-card__sub{font-size:.82rem;color:var(--muted);line-height:1.5}
.paste-input{width:100%;min-height:160px;padding:1.1rem 1.3rem;background:var(--surface-2);border:none;font-family:var(--font-b);font-size:.88rem;color:var(--text);line-height:1.7;resize:vertical;outline:none;direction:rtl;transition:background var(--theme-dur) var(--ease),color var(--theme-dur) var(--ease)}
.paste-input::placeholder{color:var(--faint)}
.import-actions{display:flex;gap:.6rem;padding:1rem 1.3rem;border-top:1px solid var(--border);background:var(--surface-2)}
.import-note{font-size:.76rem;color:var(--muted);padding:.5rem 1.3rem 1rem;font-family:var(--font-h)}

/* ── COURSES BUILDER ── */
.courses-builder{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden}
.courses-builder__header{display:flex;align-items:center;justify-content:space-between;padding:1.1rem 1.5rem;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:.5rem}
.courses-builder__title{font-family:var(--font-h);font-size:.95rem;font-weight:700;color:var(--text)}
.courses-list{display:flex;flex-direction:column}
.empty-courses{display:flex;align-items:center;gap:.75rem;padding:2.5rem 1.5rem;color:var(--muted);font-family:var(--font-h);font-size:.9rem;font-weight:500}
.empty-courses span{font-size:1.8rem}

/* ── COURSE ROW ── */
.course-row{display:flex;align-items:flex-start;gap:.85rem;padding:1.1rem 1.3rem;border-bottom:1px solid var(--border);transition:background var(--dur) var(--ease),border-color var(--theme-dur) var(--ease)}
.course-row:last-child{border-bottom:none}
.course-row:hover{background:var(--surface-2)}
.course-row__color-dot{width:14px;height:14px;border-radius:50%;flex-shrink:0;margin-top:.55rem}
.course-row__fields{flex:1;display:flex;flex-direction:column;gap:.6rem;min-width:0}
.course-row__line{display:grid;grid-template-columns:160px 1fr 70px;gap:.5rem;align-items:center}
.course-del-btn{background:none;border:none;cursor:pointer;color:var(--faint);font-size:1rem;padding:.3rem;border-radius:50%;transition:color var(--dur) var(--ease),background var(--dur) var(--ease);flex-shrink:0;margin-top:.35rem}
.course-del-btn:hover{color:var(--danger);background:rgba(239,68,68,.1)}

/* ── SESSION ROW ── */
.course-sessions{display:flex;flex-direction:column;gap:.4rem}
.session-row{display:grid;grid-template-columns:90px 100px 70px 70px 1fr 28px;gap:.4rem;align-items:center}
.session-del-btn{background:none;border:none;cursor:pointer;color:var(--faint);font-size:.85rem;padding:.2rem;border-radius:50%;transition:color var(--dur) var(--ease),background var(--dur) var(--ease)}
.session-del-btn:hover{color:var(--danger);background:rgba(239,68,68,.1)}

/* ── COURSE INPUTS ── */
.ci{padding:.55rem .75rem;background:var(--surface-3);border:1.5px solid var(--border);border-radius:var(--r-md);font-family:var(--font-h);font-size:.82rem;font-weight:500;color:var(--text);outline:none;direction:rtl;width:100%;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--theme-dur) var(--ease),color var(--theme-dur) var(--ease)}
.ci::placeholder{color:var(--faint)}
.ci:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim)}
.ci--code{font-family:monospace;font-size:.8rem;direction:ltr;text-align:center}
.ci--num,.ci--period{direction:ltr;text-align:center}
.ci--room{font-size:.78rem}
.ci-group{display:flex;align-items:center;gap:.3rem;white-space:nowrap}
.ci-group label{font-family:var(--font-h);font-size:.72rem;font-weight:700;color:var(--faint)}
.add-session-btn{align-self:flex-start;margin-top:.2rem}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;gap:.45rem;padding:.78rem 1.6rem;border-radius:var(--r-full);font-family:var(--font-h);font-size:.92rem;font-weight:700;cursor:pointer;border:none;transition:transform var(--dur) var(--spring),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.btn--primary{background:var(--accent);color:#fff}
.btn--primary:hover{transform:translateY(-2px) scale(1.03);box-shadow:0 8px 28px var(--accent-glow)}
.btn--ghost{background:transparent;color:var(--text);border:1.5px solid var(--border)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn--danger{background:rgba(239,68,68,.1);color:var(--danger);border:1px solid rgba(239,68,68,.25)}
.btn--danger:hover{background:var(--danger);color:#fff}
.btn--sm{padding:.45rem 1rem;font-size:.82rem}
.btn--xs{padding:.3rem .75rem;font-size:.75rem}
.btn--lg{padding:.95rem 2.2rem;font-size:1rem}

/* ── STEP ACTIONS ── */
.step-actions{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.step-actions__hint{font-family:var(--font-h);font-size:.82rem;color:var(--muted)}

/* ── SCHEDULE TOOLBAR ── */
.sched-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--border);margin-bottom:1.5rem}
.sched-toolbar__info{display:flex;gap:.6rem;flex-wrap:wrap}
.sched-stat{padding:.3rem .85rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-full);font-family:var(--font-h);font-size:.8rem;font-weight:600;color:var(--muted)}
.sched-toolbar__actions{display:flex;gap:.5rem}

/* ── THE WEEKLY GRID ── */
.sched-wrap {
  overflow-x: auto;
  border-radius: var(--r-xl);
  border: 1px solid var(--border);
  background: var(--surface);
}
.sched-grid {
  display: grid;
  /* columns & rows set by JS via inline style */
  min-width: 640px;
  position: relative;
}

/* Header cells (row 1) */
.sched-col-head {
  padding: .65rem .5rem;
  text-align: center;
  font-family: var(--font-h); font-size: .82rem; font-weight: 700; color: var(--text);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  border-left: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
.sched-col-head:first-child { border-left: none; }

/* Time column cells */
.sched-time-cell {
  padding: .4rem .35rem;
  border-bottom: 1px solid var(--border);
  border-left: 1px solid var(--border);
  background: var(--surface-2);
  display: flex; flex-direction: column;
  justify-content: center; align-items: center; gap: 1px;
}
.sched-period-num  { font-family: var(--font-h); font-size: .95rem; font-weight: 800; color: var(--accent); }
.sched-period-time { font-family: var(--font-h); font-size: .64rem; color: var(--muted); direction: ltr; white-space: nowrap; }
.sched-period-break{ font-size: .6rem; color: var(--faint); }

/* Background grid cells */
.sched-cell {
  border-bottom: 1px solid var(--border);
  border-left: 1px solid var(--border);
  min-height: 72px;
  position: relative;
}
.sched-cell:last-child { border-left: none; }

/* Course blocks — positioned by JS via grid-row / grid-column */
.sched-slot {
  border-radius: var(--r-sm);
  padding: .4rem .5rem;
  font-family: var(--font-h);
  line-height: 1.3;
  display: flex; flex-direction: column; justify-content: center;
  cursor: default;
  border-right: 3px solid;
  transition: filter var(--dur) var(--ease), transform var(--dur) var(--spring);
  height: calc(100% - 4px);
  overflow: hidden;
  align-self: stretch;
}
.sched-slot:hover { filter: brightness(1.15); transform: scale(1.01); z-index: 10 !important; }
.sched-slot__code { font-size: .65rem; opacity: .8; }
.sched-slot__name { font-size: .76rem; font-weight: 700; }
.sched-slot__type { font-size: .62rem; opacity: .75; margin-top: .1rem; }
.sched-slot__room { font-size: .6rem; opacity: .65; }

/* ── DAY CARDS (mobile) ── */
.day-cards{display:none;flex-direction:column;gap:1rem}
.day-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden}
.day-card__header{padding:.75rem 1.1rem;background:var(--surface-2);border-bottom:1px solid var(--border);font-family:var(--font-h);font-size:.9rem;font-weight:700;color:var(--text);display:flex;align-items:center;justify-content:space-between}
.day-card__header span{font-size:.75rem;color:var(--muted);font-weight:500}
.day-card__sessions{display:flex;flex-direction:column;gap:.5rem;padding:.75rem 1rem}
.day-session{display:flex;align-items:flex-start;gap:.75rem;padding:.7rem .9rem;border-radius:var(--r-md);border-right:3px solid}
.day-session__time{font-family:var(--font-h);font-size:.72rem;color:var(--muted);white-space:nowrap;flex-shrink:0;direction:ltr;padding-top:.1rem}
.day-session__info{flex:1}
.day-session__name{font-family:var(--font-h);font-size:.88rem;font-weight:700;color:var(--text)}
.day-session__meta{font-size:.72rem;color:var(--muted);margin-top:.15rem}
.day-card__empty{padding:1rem;font-family:var(--font-h);font-size:.85rem;color:var(--faint);text-align:center}

/* ── LEGEND ── */
.sched-legend{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);padding:1.2rem 1.5rem}
.sched-legend__title{font-family:var(--font-h);font-size:.85rem;font-weight:700;color:var(--text);margin-bottom:.85rem}
.sched-legend__grid{display:flex;flex-wrap:wrap;gap:.6rem}
.legend-item{display:flex;align-items:center;gap:.5rem;padding:.35rem .85rem;background:var(--surface-2);border-radius:var(--r-full);border:1px solid var(--border)}
.legend-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.legend-label{font-family:var(--font-h);font-size:.78rem;font-weight:600;color:var(--text)}
.legend-cr{font-size:.72rem;color:var(--muted)}

/* ── FOOTER ── */
footer{border-top:1px solid var(--border);background:var(--surface);padding:1.4rem 0;margin-top:auto;transition:background var(--theme-dur) var(--ease),border-color var(--theme-dur) var(--ease)}
.footer__inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem}
.footer__brand{display:flex;align-items:center;gap:.5rem}
.footer__copy{font-size:.8rem;color:var(--faint);font-family:var(--font-h)}
.footer__link{font-family:var(--font-h);font-size:.8rem;color:var(--muted);border-bottom:1px solid var(--faint);padding-bottom:1px;transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.footer__link:hover{color:var(--accent);border-color:var(--accent)}

/* ── REVEAL ── */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.is-visible{opacity:1;transform:translateY(0)}

/* ══════════════════════════════════════════════════════════
   PRINT CUSTOMIZATION PANEL
══════════════════════════════════════════════════════════ */
.print-panel {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-xl); overflow: hidden;
  box-shadow: 0 20px 60px var(--shadow);
  animation: panel-slide-in .3s var(--spring);
}
@keyframes panel-slide-in {
  from { opacity: 0; transform: translateY(-12px) scale(.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.print-panel__header {
  display: flex; align-items: center; gap: .75rem;
  padding: 1.1rem 1.5rem; background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.print-panel__icon  { font-size: 1.4rem; }
.print-panel__title { font-family: var(--font-h); font-size: 1rem; font-weight: 700; color: var(--text); flex: 1; }
.print-panel__close {
  background: none; border: none; cursor: pointer;
  color: var(--muted); font-size: 1rem; padding: .3rem; border-radius: 50%;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.print-panel__close:hover { color: var(--danger); background: rgba(239,68,68,.1); }

.print-panel__body {
  padding: 1.4rem 1.5rem;
  display: flex; flex-direction: column; gap: 1.4rem;
}

.print-opt-group { display: flex; flex-direction: column; gap: .65rem; }
.print-opt-label {
  font-family: var(--font-h); font-size: .82rem; font-weight: 700;
  color: var(--muted); margin-bottom: .1rem;
}

/* ── Theme buttons ── */
.print-theme-btns { display: flex; gap: .6rem; flex-wrap: wrap; }
.print-theme-btn {
  display: flex; align-items: center; gap: .5rem;
  padding: .5rem 1rem; border-radius: var(--r-full);
  background: var(--surface-2); border: 1.5px solid var(--border);
  font-family: var(--font-h); font-size: .82rem; font-weight: 600; color: var(--muted);
  cursor: pointer; position: relative;
  transition: all var(--dur) var(--ease);
}
.print-theme-btn:hover { border-color: var(--accent); color: var(--text); }
.print-theme-btn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.print-theme-btn__check { display: none; font-size: .75rem; }
.print-theme-btn.active .print-theme-btn__check { display: inline; }

/* Theme preview swatches */
/* Theme preview swatches */
.print-theme-btn__preview {
  width: 32px; height: 18px; border-radius: 4px; flex-shrink: 0;
  border: 1px solid rgba(0,0,0,.1);
  display: grid; grid-template-columns: 24px 1fr; overflow: hidden;
}
.print-theme-btn__preview::before,
.print-theme-btn__preview::after { content: ''; display: block; }

.print-theme-btn__preview--dark   { background: #020617; }
.print-theme-btn__preview--dark::before { background: #38bdf8; }
.print-theme-btn__preview--dark::after  { background: #0f172a; }

.print-theme-btn__preview--light  { background: #1e293b; }
.print-theme-btn__preview--light::before { background: #3b82f6; }
.print-theme-btn__preview--light::after  { background: #ffffff; }

.print-theme-btn__preview--purple { background: #4c1d95; }
.print-theme-btn__preview--purple::before { background: #a78bfa; }
.print-theme-btn__preview--purple::after  { background: #faf5ff; }

.print-theme-btn__preview--minimal { background: #064e3b; }
.print-theme-btn__preview--minimal::before { background: #10b981; }
.print-theme-btn__preview--minimal::after  { background: #ffffff; }

/* ── Font size buttons ── */
.print-size-btns { display: flex; gap: .5rem; }
.print-size-btn {
  padding: .42rem 1rem; border-radius: var(--r-full);
  background: var(--surface-2); border: 1.5px solid var(--border);
  font-family: var(--font-h); font-size: .82rem; font-weight: 600; color: var(--muted);
  cursor: pointer; transition: all var(--dur) var(--ease);
}
.print-size-btn:hover { border-color: var(--accent); color: var(--text); }
.print-size-btn.active { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); }

/* ── Toggle switches ── */
.print-toggles { display: flex; flex-direction: column; gap: .5rem; }
.print-toggle {
  display: flex; align-items: center; gap: .75rem;
  cursor: pointer; padding: .35rem 0;
}
.print-toggle input { position: absolute; opacity: 0; width: 0; height: 0; }
.print-toggle__track {
  width: 36px; height: 20px; border-radius: var(--r-full); flex-shrink: 0;
  background: var(--surface-3); border: 1px solid var(--border);
  position: relative; transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.print-toggle__track::after {
  content: ''; position: absolute;
  top: 2px; right: 2px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--muted);
  transition: transform var(--dur) var(--spring), background var(--dur) var(--ease);
}
.print-toggle input:checked + .print-toggle__track {
  background: var(--accent-dim); border-color: var(--accent);
}
.print-toggle input:checked + .print-toggle__track::after {
  background: var(--accent); transform: translateX(-16px);
}
.print-toggle__label {
  font-family: var(--font-h); font-size: .85rem; font-weight: 500; color: var(--text);
}

/* ── Custom title input ── */
.print-custom-title {
  width: 100%; padding: .75rem 1rem;
  background: var(--surface-2); border: 1.5px solid var(--border);
  border-radius: var(--r-md); font-family: var(--font-h); font-size: .9rem;
  font-weight: 500; color: var(--text); outline: none; direction: rtl;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background var(--theme-dur) var(--ease), color var(--theme-dur) var(--ease);
}
.print-custom-title::placeholder { color: var(--faint); }
.print-custom-title:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-dim); }

/* ── Panel footer ── */
.print-panel__footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.5rem; border-top: 1px solid var(--border);
  background: var(--surface-2); flex-wrap: wrap; gap: .75rem;
}
.print-preview-badge {
  display: flex; align-items: center; gap: .5rem;
  font-family: var(--font-h); font-size: .8rem; color: var(--muted);
}
.print-preview-badge__dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}
.print-preview-badge strong { color: var(--accent); }

/* إخفاء هيدر الطباعة (والشعار) في الشاشة العادية */
.print-header {
  display: none;
}

/* ══════════════════════════════════════════════════════════
   PRINT THEME VARIABLES injected by JS on <html> via
   data-print-theme="dark|light|golden|minimal"
   These only apply inside @media print
══════════════════════════════════════════════════════════ */

/* ══════════════════════════════════════════════════════════
   PRINT STYLES
══════════════════════════════════════════════════════════ */
@media print {
  /* 1. متغيرات ثيمات الطباعة */
 /* 1. متغيرات ثيمات الطباعة الأنيقة */
  html {
    /* أزرق ملكي (الأساسي - Light) */
    --pr-bg: #ffffff;
    --pr-surface: #f4f6f9;
    --pr-border: #e2e4eb;
    --pr-border-dark: #cbd0dd;
    --pr-text: #1a1e29;
    --pr-muted: #5c637a;
    --pr-head-bg: #1e293b;
    --pr-head-text: #ffffff;
    --pr-accent: #3b82f6; 
  }
  
  html[data-print-theme="dark"] {
    /* ليلي أنيق (Midnight Slate) */
    --pr-bg: #0f172a;
    --pr-surface: #1e293b;
    --pr-border: rgba(255,255,255,0.08);
    --pr-border-dark: rgba(255,255,255,0.15);
    --pr-text: #f8fafc;
    --pr-muted: #94a3b8;
    --pr-head-bg: #020617;
    --pr-head-text: #f8fafc;
    --pr-accent: #38bdf8;
  }
  
  html[data-print-theme="purple"] {
    /* بنفسجي بناتي (Lavender) */
    --pr-bg: #faf5ff;
    --pr-surface: #f3e8ff;
    --pr-border: #e9d5ff;
    --pr-border-dark: #d8b4fe;
    --pr-text: #4c1d95;
    --pr-muted: #7e22ce;
    --pr-head-bg: #581c87;
    --pr-head-text: #f3e8ff;
    --pr-accent: #9333ea;
  }
  
  html[data-print-theme="minimal"] {
    /* زمردي هادئ (Emerald Mint) */
    --pr-bg: #ffffff;
    --pr-surface: #f0fdf4;
    --pr-border: #bbf7d0;
    --pr-border-dark: #6ee7b7;
    --pr-text: #064e3b;
    --pr-muted: #166534;
    --pr-head-bg: #064e3b;
    --pr-head-text: #ecfdf5;
    --pr-accent: #10b981;
  }

  /* 2. تفعيل خيارات إخفاء العناصر */
  .print-panel { display: none !important; }
  body.hide-p-header .print-header { display: none !important; }
  body.hide-p-code .sched-slot__code { display: none !important; }
  body.hide-p-room .sched-slot__room { display: none !important; }
  body.hide-p-legend .sched-legend { display: none !important; }
  body.hide-p-time .sched-period-time { display: none !important; }

  /* إجبار الجدول على الظهور حتى لو فيه أنميشن */
  .reveal, .reveal.is-visible { opacity: 1 !important; transform: none !important; visibility: visible !important; }

  /* ── إعدادات الورقة ── */
  *, *::before, *::after { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
  @page { size: A4 landscape; margin: 8mm 10mm 10mm 10mm; }
  
  html, body {
    background: var(--pr-bg) !important;
    color: var(--pr-text) !important;
    margin: 0; padding: 0;
    font-family: 'Cairo', 'Tajawal', sans-serif !important;
  }

  /* إخفاء واجهة الموقع الأساسية */
  .header, .mobile-nav, .page-hero, .step-tabs,
  #step-input, .sched-toolbar, .btn,
  footer, .back-to-top { display: none !important; }

  .schedule-main { padding: 0 !important; }
  .container { max-width: 100% !important; padding: 0 !important; }
  #step-view { display: flex !important; flex-direction: column !important; gap: 6mm !important; }

  /* ── هيدر الطباعة ── */
  .print-header {
    display: flex !important; align-items: center; justify-content: space-between; gap: 4mm;
    padding: 4mm 5mm; background: var(--pr-head-bg) !important;
    border: 1px solid var(--pr-border-dark) !important; border-radius: 6px; margin-bottom: 2mm;
  }
  .print-header_logo-img { height: 45px; width: auto; display: block !important; }
  .print-header__info { flex: 1; text-align: center; }
  .print-header__title { font-family: 'Cairo', sans-serif !important; font-size: 13pt; font-weight: 800; color: var(--pr-head-text) !important; margin-bottom: 1px; }
  .print-header__meta { font-family: 'Cairo', sans-serif !important; font-size: 7.5pt; color: var(--pr-muted) !important; }
  .print-header__stamp { display: flex !important; gap: 3mm; }
  .print-header__stamp-inner { background: rgba(34, 113, 232, 0.1) !important; border: 1px solid var(--pr-accent) !important; border-radius: 6px; padding: 2mm 4mm; text-align: center; min-width: 14mm; }
  .print-header__stamp-inner span { display: block !important; font-family: 'Cairo', sans-serif !important; font-size: 13pt; font-weight: 900; color: var(--pr-accent) !important; line-height: 1; }
  .print-header__stamp-inner small { font-family: 'Cairo', sans-serif !important; font-size: 6.5pt; color: var(--pr-accent) !important; opacity: 0.8; }

  /* ── الجدول والخلايا ── */
  .sched-wrap { display: block !important; overflow: visible !important; border: 1.5px solid var(--pr-border-dark) !important; border-radius: 8px !important; box-shadow: none !important; }
  .sched-grid { display: grid !important; min-width: 100% !important; width: 100% !important; }
  
  .sched-col-head {
    background: var(--pr-head-bg) !important; color: var(--pr-head-text) !important;
    border: none !important; border-left: 1px solid var(--pr-border) !important;
    font-family: 'Cairo', sans-serif !important; font-size: 8.5pt !important; font-weight: 700 !important; padding: 4px 3px !important; text-align: center !important;
  }
  .sched-col-head:first-child { border-left: none !important; }

  .sched-time-cell {
    background: var(--pr-surface) !important; border-bottom: 1px solid var(--pr-border) !important; border-left: 1px solid var(--pr-border) !important;
    padding: 3px 4px !important; min-height: 48px !important; display: flex !important; flex-direction: column !important; align-items: center !important; justify-content: center !important; gap: 1px !important;
  }
  .sched-period-num { font-family: 'Cairo', sans-serif !important; font-size: 9pt !important; font-weight: 900 !important; color: var(--pr-accent) !important; line-height: 1 !important; }
  .sched-period-time { font-family: 'Cairo', sans-serif !important; font-size: 6pt !important; color: var(--pr-muted) !important; direction: ltr !important; white-space: nowrap !important; }
  .sched-period-break { font-size: 5.5pt !important; color: var(--pr-muted) !important; }

  .sched-cell { border-bottom: 1px solid var(--pr-border) !important; border-left: 1px solid var(--pr-border) !important; min-height: 48px !important; background: var(--pr-bg) !important; }
  
  /* تلوين خفيف للصفوف لسهولة القراءة */
  .sched-cell:nth-child(12n+3), .sched-cell:nth-child(12n+4), .sched-cell:nth-child(12n+5), .sched-cell:nth-child(12n+6), .sched-cell:nth-child(12n+7) { background: var(--pr-surface) !important; }

  /* ── الحصص ── */
  .sched-slot { font-family: 'Cairo', sans-serif !important; border-radius: 4px !important; padding: 3px 5px !important; margin: 2px !important; height: calc(100% - 4px) !important; border-right-width: 3px !important; display: flex !important; flex-direction: column !important; justify-content: center !important; }
  .sched-slot__code { font-size: 5.5pt !important; font-weight: 600 !important; opacity: .75 !important; margin-bottom: 1px !important; color: inherit !important; }
  .sched-slot__name { font-size: 7pt !important; font-weight: 800 !important; line-height: 1.2 !important; color: inherit !important; }
  .sched-slot__type { font-size: 5.5pt !important; opacity: .7 !important; margin-top: 2px !important; color: inherit !important; }
  .sched-slot__room { font-size: 5pt !important; opacity: .65 !important; color: inherit !important; }
  .day-cards { display: none !important; }

  /* ── مفتاح الجدول (Legend) ── */
  .sched-legend { display: block !important; background: var(--pr-surface) !important; border: 1.5px solid var(--pr-border-dark) !important; border-radius: 6px !important; padding: 4mm 5mm !important; page-break-inside: avoid !important; }
  .sched-legend__title { font-family: 'Cairo', sans-serif !important; font-size: 8pt !important; font-weight: 700 !important; color: var(--pr-text) !important; margin-bottom: 3mm !important; }
  .sched-legend__grid { display: flex !important; flex-wrap: wrap !important; gap: 2mm !important; }
  .legend-item { background: var(--pr-bg) !important; border: 1px solid var(--pr-border) !important; border-radius: 99px !important; padding: 2px 7px !important; display: flex !important; align-items: center !important; gap: 3px !important; }
  .legend-dot { width: 8px !important; height: 8px !important; border-radius: 50% !important; flex-shrink: 0 !important; }
  .legend-label { font-family: 'Cairo', sans-serif !important; font-size: 7pt !important; font-weight: 600 !important; color: var(--pr-text) !important; }
  .legend-cr { font-family: 'Cairo', sans-serif !important; font-size: 6.5pt !important; color: var(--pr-muted) !important; }

  #step-view::after { content: 'مَدخل · juportal.online · مبادرة طلابية مستقلة'; display: block !important; text-align: center !important; font-family: 'Cairo', sans-serif !important; font-size: 7pt !important; color: var(--pr-muted) !important; border-top: 1px solid var(--pr-border) !important; padding-top: 3mm !important; margin-top: 2mm !important; }

/* ══════════════════════════════════════════════════════
     تغميق وإبراز ألوان المواد في النسخة المطبوعة (للثيمات الفاتحة)
  ══════════════════════════════════════════════════════ */
  html:not([data-print-theme="dark"]) .sched-slot,
  html:not([data-print-theme="dark"]) .legend-dot {
    filter: brightness(0.65) saturate(1.5) contrast(1.2) !important;
  }

  /* زيادة سماكة الخطوط جوا المربعات عشان توضح أكثر بالورق */
  html:not([data-print-theme="dark"]) .sched-slot__name {
    font-weight: 900 !important;
  }
  html:not([data-print-theme="dark"]) .sched-slot__code {
    font-weight: 800 !important;
  }
}

/* ── RESPONSIVE ── */
@media(max-width:760px){
  .header__nav{display:none}
  .header__burger{display:flex}
  .mobile-nav{display:flex}
  .sched-wrap{display:none}
  .day-cards{display:flex}
  .course-row__line{grid-template-columns:1fr 1fr 60px}
  .session-row{grid-template-columns:80px 90px 55px 55px 1fr 28px}
  .step-tabs{gap:0}
}
@media(max-width:520px){
  .session-row{grid-template-columns:1fr 1fr 50px 50px;gap:.3rem}
  .ci--room{display:none}
  .session-del-btn{grid-column:4;grid-row:1}
  .course-row__line{grid-template-columns:1fr 60px}
  .ci--code{display:none}
  .period-ref-grid{grid-template-columns:repeat(3,1fr)}
  .step-tab__label{display:none}
}