/* Ali Zahedi Mobini — Portfolio v4 (original design) */
:root{
  --bg:#0b0e13;
  --surface:#11151c;
  --text:#e8eef7;
  --muted:#9fb0c3;
  --brand:#7bd6ff;
  --brand-2:#9effa9;
  --accent:#ffd580;
  --line:#1f2633;
  --shadow: 0 10px 30px rgba(0,0,0,.25);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,"Noto Sans",sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(123,214,255,.08), transparent 60%),
              radial-gradient(1200px 600px at 80% -10%, rgba(158,255,169,.08), transparent 60%),
              var(--bg);
  line-height:1.65;
}

/* Header */
.site-header{
  position:sticky; top:0; z-index:30;
  backdrop-filter: blur(8px);
  background: color-mix(in oklab, var(--bg) 75%, transparent);
  border-bottom:1px solid var(--line);
}
.navbar{
  width:min(1200px, 92%); margin-inline:auto;
  display:flex; align-items:center; justify-content:space-between; gap:1rem;
  padding:.8rem 0;
}
.brand{
  display:flex; align-items:center; gap:.7rem; text-decoration:none; color:var(--text);
  transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius:12px;
  padding:0.5rem;
  position:relative;
  overflow:hidden;
}

.brand::before{
  content:'';
  position:absolute;
  top:0;
  left:-100%;
  width:100%;
  height:100%;
  background:linear-gradient(90deg, transparent, rgba(123,214,255,0.1), transparent);
  transition:left 0.5s ease;
}

.brand:hover{
  transform:scale(1.05);
  box-shadow:0 8px 20px rgba(123,214,255,0.2);
}

.brand:hover::before{
  left:100%;
}
.brand img{ width:36px; height:36px; border-radius:50%; border:1px solid var(--line); background:#0f141d; }
.brand span{ font-weight:800; letter-spacing:.2px; }
.navlinks{ display:flex; gap:1rem; }
.navlinks a{
  color:var(--muted); text-decoration:none; padding:.5rem .8rem; border-radius:10px; border:1px solid transparent;
  transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position:relative;
  overflow:hidden;
}

.navlinks a::before{
  content:'';
  position:absolute;
  top:0;
  left:-100%;
  width:100%;
  height:100%;
  background:linear-gradient(90deg, transparent, rgba(123,214,255,0.1), transparent);
  transition:left 0.5s ease;
}

.navlinks a:hover, .navlinks a.active{ 
  color:var(--text); 
  background:color-mix(in oklab, var(--surface) 80%, black 20%); 
  border-color:var(--brand);
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(123,214,255,0.2);
}

.navlinks a:hover::before, .navlinks a.active::before{
  left:100%;
}
.menu-btn{ display:none; }
.close-btn{ display:none; }

/* Header Controls */
.header-controls{
  display:flex;
  align-items:center;
  gap:0.5rem;
}

.lang-toggle{
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #081018;
  border: none;
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(123,214,255,0.3);
}

.lang-toggle::before{
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}

.lang-toggle:hover{
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 8px 25px rgba(123,214,255,0.4);
}

.lang-toggle:hover::before{
  left: 100%;
}

/* Hero */
.container{ width:min(1200px, 92%); margin-inline:auto; }
.hero{
  display:grid; grid-template-columns: 1.2fr 1fr; gap:2rem; align-items:center;
  padding:2rem 0 1.6rem;
}
h1{ font-size:clamp(1.6rem, 3.4vw, 2.4rem); margin:0 0 .6rem; }
.hero .subtitle{ color:var(--muted); margin:.2rem 0 .8rem; }
.hero .desc{ color:var(--text); opacity:.9; }
.cta{ display:flex; gap:.6rem; flex-wrap:wrap; margin-top:1rem; }
.btn{
  display:inline-block; text-decoration:none; font-weight:700;
  padding:.65rem 1rem; border-radius:12px; border:1px solid transparent;
  box-shadow: var(--shadow);
  transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position:relative;
  overflow:hidden;
}

.btn::before{
  content:'';
  position:absolute;
  top:0;
  left:-100%;
  width:100%;
  height:100%;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition:left 0.6s ease;
}

.btn.primary{ 
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); 
  color:#081018; 
  border:2px solid transparent;
  box-shadow:0 8px 25px rgba(123,214,255,0.3);
}

.btn.primary:hover{
  transform:translateY(-3px) scale(1.05);
  box-shadow:0 15px 35px rgba(123,214,255,0.4);
  border-color:var(--accent);
}

.btn.primary:hover::before{
  left:100%;
}

.btn.ghost{ 
  background:transparent; 
  color:var(--text); 
  border:2px solid var(--brand);
  box-shadow:0 4px 15px rgba(123,214,255,0.2);
}

.btn.ghost:hover{
  background:linear-gradient(135deg, rgba(123,214,255,0.1), rgba(158,255,169,0.1));
  color:var(--brand);
  transform:translateY(-2px) scale(1.03);
  box-shadow:0 12px 30px rgba(123,214,255,0.3);
  border-color:var(--brand-2);
}

.btn.ghost:hover::before{
  left:100%;
}
.hero-visual{
  position: relative;
  border-radius:50%;
  padding:0.2rem;
  display:grid;
  place-items:center;
  /* Glowing halo effect */
  background: 
    radial-gradient(circle at center, rgba(123,214,255,0.15) 0%, rgba(158,255,169,0.1) 30%, transparent 70%),
    conic-gradient(from 0deg, rgba(123,214,255,0.2), rgba(158,255,169,0.15), rgba(255,213,128,0.1), rgba(123,214,255,0.2));
  box-shadow: 
    0 0 40px rgba(123,214,255,0.3),
    0 0 80px rgba(158,255,169,0.2),
    0 0 120px rgba(123,214,255,0.1),
    inset 0 0 20px rgba(255,255,255,0.05);
  border: none;
  animation: glowPulse 4s ease-in-out infinite;
  /* Let the image define its own height; no forced aspect ratio, so no crop */
}

@keyframes glowPulse {
  0%, 100% {
    box-shadow: 
      0 0 40px rgba(123,214,255,0.3),
      0 0 80px rgba(158,255,169,0.2),
      0 0 120px rgba(123,214,255,0.1),
      inset 0 0 20px rgba(255,255,255,0.05);
  }
  50% {
    box-shadow: 
      0 0 60px rgba(123,214,255,0.4),
      0 0 100px rgba(158,255,169,0.3),
      0 0 140px rgba(123,214,255,0.2),
      inset 0 0 30px rgba(255,255,255,0.08);
  }
}

.hero-visual img{
  width: 100%;
  height: auto;
  max-width: 600px; /* avoid upscaling beyond this (original photo is 640px) */
  object-fit: cover;
  border-radius:50%;
  display:block;
  position: relative;
  z-index: 2;
  border: none;
  box-shadow: 
    0 0 20px rgba(0,0,0,0.3),
    inset 0 0 5px rgba(255,255,255,0.05);
}


/* Sections */
.section{ padding:1.2rem 0; scroll-margin-top:84px; }
h2{ font-size:clamp(1.2rem, 2.6vw, 1.8rem); margin:0 0 .8rem; }
.card{
  background: var(--surface);
  border:1px solid var(--line);
  border-radius:16px;
  padding:1rem;
  box-shadow: var(--shadow);
}

/* Highlights */
.highlights{ display:grid; grid-template-columns: repeat(3, 1fr); gap:1rem; }
.highlight{
  background: color-mix(in oklab, var(--surface) 90%, black 10%);
  border:1px dashed var(--line);
  border-radius:14px; padding:1rem; text-align:center;
}
.highlight .num{ font-size:1.6rem; font-weight:800; background: linear-gradient(90deg, var(--brand), var(--accent)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.highlight .txt{ color:var(--muted); }

/* Skills */
.skills{ display:grid; gap:1rem; grid-template-columns: repeat(2, 1fr); }
.skillcat{ border:1px dashed var(--line); border-radius:14px; padding:1rem; }
.pills{ display:flex; flex-wrap:wrap; gap:.4rem; }
.pill{ border:1px solid var(--line); background:#0f141d; border-radius:999px; padding:.2rem .6rem; color:var(--muted); }

/* Projects Grid */
.grid{ display:grid; gap:1rem; }
.grid.cols-3{ grid-template-columns: repeat(3, 1fr); }
.project .meta{ color:var(--muted); font-size:.95rem; }
.project a{ color:var(--brand); text-decoration:none; }
.project a:hover{ color:var(--brand-2); }

/* Skills Bars */
.skills-bars{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:1.5rem;
}

.skill-group{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px;
  padding:1.5rem;
  box-shadow:var(--shadow);
}

.skill-group h3{
  color:var(--brand);
  margin:0 0 1rem 0;
  font-size:1.1rem;
  font-weight:600;
}

.skill{
  margin-bottom:1rem;
}

.skill:last-child{
  margin-bottom:0;
}

.skill .head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:0.5rem;
}

.skill .label{
  color:var(--text);
  font-weight:500;
}

.skill .val{
  color:var(--brand);
  font-weight:600;
  font-size:0.9rem;
}

.skill .bar{
  height:8px;
  background:var(--line);
  border-radius:4px;
  overflow:hidden;
  position:relative;
}

.skill .bar span{
  display:block;
  height:100%;
  background:linear-gradient(90deg, var(--brand), var(--brand-2));
  border-radius:4px;
  width:0%;
  transition:width 1s ease-in-out;
}

/* Contact */
.contact{ 
  display:flex; 
  gap:1rem; 
  flex-wrap:wrap; 
  justify-content:center;
  align-items:center;
}

/* RTL Support */
[dir="rtl"] h1 { text-align: right; }
[dir="rtl"] h2 { text-align: right; }
[dir="rtl"] h3 { text-align: right; }
[dir="rtl"] .hero h1 { text-align: right; }
[dir="rtl"] .hero .subtitle { text-align: right; }
[dir="rtl"] .skill .head { flex-direction: row-reverse; }
[dir="rtl"] .skill .label { text-align: right; }
[dir="rtl"] .skill .val { text-align: left; }
[dir="rtl"] .skill-group h3 { text-align: right; }

/* Course Page Styles */
.course-header{
  display:flex;
  align-items:center;
  gap:1.5rem;
  margin-bottom:2rem;
  padding-bottom:1.5rem;
  border-bottom:1px solid var(--line);
}

.course-image{
  width:120px;
  height:120px;
  border-radius:50%;
  object-fit:cover;
  border:2px solid var(--line);
}

.course-info h2{
  margin:0 0 0.5rem;
  color:var(--text);
}

.course-meta{
  color:var(--muted);
  font-size:1rem;
  margin:0;
}

.course-content{
  margin-top:1.5rem;
}

.course-content h3{
  color:var(--brand);
  margin:2rem 0 1rem;
  font-size:1.3rem;
}

.course-content h4{
  color:var(--text);
  margin:1rem 0 0.5rem;
  font-size:1.1rem;
}

.course-topics{
  list-style:none;
  padding:0;
  margin:1rem 0;
}

.course-topics li{
  padding:0.5rem 0;
  padding-left:1.5rem;
  position:relative;
  color:var(--text);
}

.course-topics li::before{
  content:'✓';
  position:absolute;
  left:0;
  color:var(--brand);
  font-weight:bold;
}

.course-structure{
  display:grid;
  gap:1rem;
  margin:1.5rem 0;
}

.module{
  background:color-mix(in oklab, var(--surface) 90%, black 10%);
  border:1px solid var(--line);
  border-radius:12px;
  padding:1rem;
}

.module h4{
  margin:0 0 0.5rem;
  color:var(--brand);
}

.module p{
  margin:0;
  color:var(--muted);
}

.workshop{
  background:color-mix(in oklab, var(--surface) 90%, black 10%);
  border:1px solid var(--line);
  border-radius:12px;
  padding:1.5rem;
  margin-bottom:1.5rem;
}

.workshop h3{
  margin:0 0 0.5rem;
  color:var(--text);
}

.workshop-meta{
  color:var(--muted);
  font-size:0.9rem;
  margin:0 0 1rem;
}

.workshop ul{
  list-style:none;
  padding:0;
  margin:1rem 0 0;
}

.workshop li{
  padding:0.3rem 0;
  padding-left:1.2rem;
  position:relative;
  color:var(--text);
}

.workshop li::before{
  content:'•';
  position:absolute;
  left:0;
  color:var(--brand);
}

.philosophy-points{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));
  gap:1.5rem;
  margin:2rem 0;
}

.point{
  background:color-mix(in oklab, var(--surface) 90%, black 10%);
  border:1px solid var(--line);
  border-radius:12px;
  padding:1.5rem;
  text-align:center;
}

.point h3{
  margin:0 0 1rem;
  color:var(--brand);
}

.point p{
  margin:0;
  color:var(--muted);
}

.testimonials{
  display:grid;
  gap:1.5rem;
  margin:2rem 0;
}

.testimonial{
  background:color-mix(in oklab, var(--surface) 90%, black 10%);
  border:1px solid var(--line);
  border-radius:12px;
  padding:1.5rem;
  position:relative;
}

.testimonial::before{
  content:'"';
  position:absolute;
  top:-10px;
  left:20px;
  font-size:3rem;
  color:var(--brand);
  line-height:1;
}

.testimonial p{
  margin:0 0 1rem;
  font-style:italic;
  color:var(--text);
}

.testimonial cite{
  color:var(--muted);
  font-size:0.9rem;
  font-style:normal;
}

.course-outcomes{
  background:color-mix(in oklab, var(--surface) 90%, black 10%);
  border:1px solid var(--line);
  border-radius:12px;
  padding:1.5rem;
  margin:2rem 0;
}

.course-outcomes h3{
  margin:0 0 1rem;
  color:var(--brand);
}

.course-outcomes ul{
  list-style:none;
  padding:0;
  margin:1rem 0 0;
}

.course-outcomes li{
  padding:0.5rem 0;
  padding-left:1.5rem;
  position:relative;
  color:var(--text);
}

.course-outcomes li::before{
  content:'🎯';
  position:absolute;
  left:0;
}

/* See All Buttons */
.see-all-btn{
  display:inline-flex;
  align-items:center;
  gap:0.5rem;
  margin:1.5rem auto 0;
  padding:0.8rem 2rem;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  color:#081018;
  text-decoration:none;
  font-weight:700;
  border-radius:16px;
  border:2px solid transparent;
  box-shadow:0 8px 25px rgba(123,214,255,0.3);
  transition:all 0.3s ease;
  position:relative;
  overflow:hidden;
}

.see-all-btn::before{
  content:'';
  position:absolute;
  top:0;
  left:-100%;
  width:100%;
  height:100%;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition:left 0.5s ease;
}

.see-all-btn:hover{
  transform:translateY(-3px) scale(1.05);
  box-shadow:0 15px 35px rgba(123,214,255,0.4);
  border-color:var(--accent);
}

.see-all-btn:hover::before{
  left:100%;
}

.see-all-btn::after{
  content:'→';
  font-size:1.2rem;
  transition:transform 0.3s ease;
}

.see-all-btn:hover::after{
  transform:translateX(3px);
}

/* Footer */
.site-footer{ border-top:1px solid var(--line); color:var(--muted); text-align:center; padding:1rem 0; margin-top:1rem; }
.site-footer p{ text-align:center; }
.footer{ text-align:center; }
.footer p{ text-align:center; }

/* Responsive */
@media (max-width: 960px){
  .hero{ grid-template-columns: 1fr; }
  .highlights{ 
    grid-template-columns: 1fr; 
    justify-items:center;
    align-items:center;
  }
  .highlight{
    text-align:center;
    width:100%;
    max-width:300px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
  }
  .highlight .num{
    text-align:center;
    margin:0 auto;
  }
  .highlight .txt{
    text-align:center;
    margin:0 auto;
  }
  .skills{ grid-template-columns: 1fr; }
  .skills-bars{ grid-template-columns: 1fr; }
  .grid.cols-3{ grid-template-columns: 1fr; }
  
  /* Contact responsive */
  .contact{ 
    gap:0.8rem; 
    justify-content:center;
  }
  .contact .btn{
    min-width:48px;
    min-height:48px;
    flex-shrink:0;
  }
  
  /* Hamburger Menu Button */
  .menu-btn{ 
    display:inline-grid; 
    place-items:center; 
    background:none;
    border:none;
    color:var(--text);
    font-size:1.5rem;
    cursor:pointer;
    padding:0.5rem;
    border-radius:8px;
    transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position:relative;
    overflow:hidden;
  }
  
  .menu-btn::before{
    content:'';
    position:absolute;
    top:0;
    left:-100%;
    width:100%;
    height:100%;
    background:linear-gradient(90deg, transparent, rgba(123,214,255,0.2), transparent);
    transition:left 0.5s ease;
  }
  
  .menu-btn:hover{
    background:var(--surface);
    transform:scale(1.1) rotate(5deg);
    box-shadow:0 8px 20px rgba(123,214,255,0.3);
  }
  
  .menu-btn:hover::before{
    left:100%;
  }
  
  /* Mobile Menu Overlay */
  .navlinks{ 
    display:none !important; 
    position:fixed; 
    top:0; 
    left:0; 
    width:100vw; 
    height:100vh; 
    background:rgba(11, 14, 19, 0.98);
    backdrop-filter:blur(10px);
    z-index:1000; 
    flex-direction:column; 
    justify-content:center; 
    align-items:center; 
    gap:2rem; 
    padding:3rem 2rem;
    opacity:0;
    transform:translateY(-20px);
    transition:all 0.3s ease;
  }
  
  .navlinks.active{ 
    display:flex !important; 
    opacity:1;
    transform:translateY(0);
  }
  
  /* Menu Items */
  .navlinks a{
    font-size:1.6rem; 
    font-weight:700; 
    padding:1.5rem 3rem; 
    border-radius:20px; 
    background:linear-gradient(135deg, var(--surface), color-mix(in oklab, var(--surface) 80%, var(--brand) 20%)); 
    border:2px solid var(--line);
    width:100%;
    max-width:320px;
    text-align:center;
    color:var(--text);
    text-decoration:none;
    transition:all 0.3s ease;
    box-shadow:0 8px 25px rgba(0,0,0,0.3);
    position:relative;
    overflow:hidden;
  }
  
  /* Remove active styling in mobile menu */
  .navlinks a.active{
    background:linear-gradient(135deg, var(--surface), color-mix(in oklab, var(--surface) 80%, var(--brand) 20%)); 
    border:2px solid var(--line);
    transform:none;
    box-shadow:0 8px 25px rgba(0,0,0,0.3);
  }
  
  .navlinks a::before{
    content:'';
    position:absolute;
    top:0;
    left:-100%;
    width:100%;
    height:100%;
    background:linear-gradient(90deg, transparent, rgba(123,214,255,0.2), transparent);
    transition:left 0.5s ease;
    opacity:0;
    pointer-events:none;
  }
  
  .navlinks a:hover{
    background:linear-gradient(135deg, color-mix(in oklab, var(--surface) 70%, var(--brand) 30%), color-mix(in oklab, var(--surface) 50%, var(--brand) 50%));
    border-color:var(--brand);
    transform:translateY(-5px) scale(1.02);
    box-shadow:0 15px 35px rgba(123,214,255,0.2);
  }
  
  .navlinks a:hover::before{
    left:100%;
    opacity:1;
  }
  
  /* Close Button */
  .close-btn{
    display:block;
    position:absolute;
    top:2rem;
    right:2rem;
    background:rgba(17, 21, 28, 0.9);
    border:2px solid var(--line);
    color:var(--text);
    font-size:2rem;
    cursor:pointer;
    padding:1rem;
    border-radius:50%;
    transition:all 0.3s ease;
    z-index:1001;
    width:60px;
    height:60px;
    display:flex;
    align-items:center;
    justify-content:center;
  }
  
  .close-btn:hover{
    background:rgba(123,214,255,0.1);
    border-color:var(--brand);
    transform:rotate(90deg) scale(1.15);
    box-shadow:0 12px 30px rgba(123,214,255,0.4);
    color:var(--brand);
  }
  
  .close-btn::before{
    content:'';
    position:absolute;
    top:0;
    left:-100%;
    width:100%;
    height:100%;
    background:linear-gradient(90deg, transparent, rgba(123,214,255,0.2), transparent);
    transition:left 0.5s ease;
    border-radius:50%;
    opacity:0;
    pointer-events:none;
  }
  
  .close-btn:hover::before{
    left:100%;
    opacity:1;
  }
}

/* Fully-clickable cards with hover */
.link-card{ 
  position:relative; 
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
  cursor:pointer; 
  border-radius:16px;
  overflow:hidden;
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}
.link-card:hover{ 
  transform: translateY(-8px) scale(1.02); 
  border-color: var(--brand); 
  box-shadow: 0 25px 60px rgba(123,214,255,0.2);
}
.link-card .card-link{ position:absolute; inset:0; z-index: 5; border-radius:16px; }
.link-card .cta{ position:relative; z-index:6; }

/* Text Justification */
p, .desc, .card p, .section p, .content p, .text-content p, 
.about-content p, .project-description p, .course-description p,
.experience-description p, .education-description p, .award-description p,
.patent-description p, .contact-description p, .skills-description p,
li, .list-item, .description, .content, .text, .paragraph,
.about-text, .project-text, .course-text, .experience-text,
.education-text, .award-text, .patent-text, .contact-text, .skills-text,
article p, .article-content p, .project-content p, .course-content p,
.experience-content p, .education-content p, .award-content p,
.patent-content p, .contact-content p, .skills-content p {
  text-align: justify; 
  text-justify: inter-word; 
}

/* Ensure headings remain left-aligned */
h1, h2, h3, h4, h5, h6, .title, .subtitle, .meta, .label, .num, .txt {
  text-align: left;
}

/* ---------- Media cards (image + hover overlay) ---------- */
.media-card .media-link{ position:relative; display:block; border-radius:50%; overflow:hidden; border:1px solid var(--line, #1f2633); background:#0f141d; }
.media-card .thumb{ aspect-ratio: 1 / 1; background-size: cover; background-position: center; transition: transform .35s ease; }
.media-card .media-link:hover .thumb{ transform: scale(1.06); }
.media-card .overlay{
  position:absolute; inset:0; display:flex; flex-direction:column; justify-content:flex-end;
  background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,.55) 75%);
  color:#fff; padding:1rem; gap:.25rem; opacity:0; transition: opacity .22s ease;
}
.media-card .media-link:hover .overlay{ opacity:1; }
.media-card h3{ margin:0 0 .2rem; font-size:1.05rem; line-height:1.25; }
.media-card .meta{ opacity:.9; font-size:.92rem; }

/* Media cards: image + hover info + fixed title (outside image) */
.media-card{ 
  position:relative; 
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
  border-radius:16px;
  overflow:hidden;
}
.media-card:hover{ 
  transform: translateY(-8px) scale(1.02); 
  box-shadow: 0 25px 60px rgba(123,214,255,0.2);
  border-color: var(--brand);
}
.media-card .card-block{ position:relative; display:block; border-radius:16px; overflow:hidden; border:1px solid var(--line, #1f2633); background:#0f141d; }
.media-card .thumb{ aspect-ratio:16/9; background-size:cover; background-position:center; transition: transform .35s ease; }
.media-card:hover .thumb{ transform: scale(1.06); }
.media-card .overlay{
  position:absolute; inset:0; display:flex; align-items:flex-end;
  background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,.55) 80%);
  color:#fff; padding:1rem; opacity:0; transition: opacity .22s ease;
}
.media-card:hover .overlay{ opacity:1; }
.media-card .overlay .meta{ font-size:.92rem; opacity:.95; }
.media-card .title{ margin:.35rem 0 0; font-weight:800; font-size:1.06rem; text-align:center; }

/* Project and Course Detail Pages */
.project-detail, .course-detail {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 0;
}

.project-header, .course-header {
  margin-bottom: 3rem;
  text-align: center;
}


.project-header h1, .course-header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.project-meta, .course-meta {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.project-meta span, .course-meta span {
  padding: 0.5rem 1rem;
  background: rgba(102, 126, 234, 0.1);
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 500;
  color: #667eea;
}

.project-content, .course-content {
  display: grid;
  gap: 2rem;
}

.project-description, .course-description,
.project-technologies, .course-modules,
.project-features, .course-prerequisites,
.course-outcomes {
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: 15px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.project-description h2, .course-description h2,
.project-technologies h2, .course-modules h2,
.project-features h2, .course-prerequisites h2,
.course-outcomes h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #667eea;
}

.project-description p, .course-description p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tech-tag {
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 500;
}

.project-features ul, .course-modules ul,
.course-prerequisites ul, .course-outcomes ul {
  list-style: none;
  padding: 0;
}

.project-features li, .course-modules li,
.course-prerequisites li, .course-outcomes li {
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  padding-left: 1.5rem;
  color: rgba(255, 255, 255, 0.8);
}

.project-features li:before, .course-modules li:before,
.course-prerequisites li:before, .course-outcomes li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #667eea;
  font-weight: bold;
}

.project-features li:last-child, .course-modules li:last-child,
.course-prerequisites li:last-child, .course-outcomes li:last-child {
  border-bottom: none;
}

/* RTL Support for Detail Pages */
[dir="rtl"] .project-header h1, [dir="rtl"] .course-header h1 {
  text-align: right;
}

[dir="rtl"] .project-description h2, [dir="rtl"] .course-description h2,
[dir="rtl"] .project-technologies h2, [dir="rtl"] .course-modules h2,
[dir="rtl"] .project-features h2, [dir="rtl"] .course-prerequisites h2,
[dir="rtl"] .course-outcomes h2 {
  text-align: right;
}

[dir="rtl"] .project-features li, [dir="rtl"] .course-modules li,
[dir="rtl"] .course-prerequisites li, [dir="rtl"] .course-outcomes li {
  padding-left: 0;
  padding-right: 1.5rem;
}

[dir="rtl"] .project-features li:before, [dir="rtl"] .course-modules li:before,
[dir="rtl"] .course-prerequisites li:before, [dir="rtl"] .course-outcomes li:before {
  left: auto;
  right: 0;
}