/* =============================================
   SHEHAN HAMEED PORTFOLIO — DARK & MODERN
   ============================================= */

:root {
  --bg:          #010a08;
  --bg-alt:      #010a08;
  --bg-card:     #051818;
  --border:      #1e1e30;
  --border-lit:  #63cbba;
  --accent:      #3c9482;
  --accent-dim:  rgba(108,99,255,0.15);
  --accent-glow: rgba(24, 255, 166, 0.28);
  --text:        #eeeef5;
  --text-2:      #ffffff; /* skills buttons*/
  --text-3:      #d1f9fe;
  --text-4:      #e9feff; /*  New P text */
  --text-5:      #36bd90; /* New Schools text */
  --success:     #4ade80;
  --error:       #f87171;
  --nav-h:       66px;
  --r:           10px;
  --fh:          'Syne', sans-serif;
  --fb:          'DM Sans', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--fb);
  font-size: 15.5px;
  line-height: 1.75;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
strong { color: var(--text); }
.container { width: min(1060px, 90%); margin-inline: auto; }
.dot { color: var(--accent); }

/* ── NAVBAR ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  background: rgba(8,8,16,0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  z-index: 999;
  transition: background 0.3s;
}
.navbar.scrolled { background: rgba(8,8,16,0.98); }

.nav-logo {
  font-family: var(--fh);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

.nav-links {
  display: flex; align-items: center;gap: 1.6rem;}

.nav-links a {
  font-size: 0.83rem;
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: 0.2px;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
  white-space: nowrap;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.22s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 6px 16px !important;
  border-radius: 20px;
  
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { opacity: 0.85 !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  padding: 0.72rem 1.6rem;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.88rem;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
}
.btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px var(--accent-glow);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--text-2);
  padding: 0.72rem 1.4rem;
  border-radius: 20px;
  font-weight: 500;
  font-size: 0.88rem;
  border: 1px solid var(--border-lit);
  cursor: pointer;
  transition: color 0.5s, border-color 0.5s, transform 0.15s;
}
.btn-ghost:hover { color: var(--text); border-color: var(--accent); transform: translateY(-1px); }
.full-w { width: 100%; justify-content: center; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding: calc(var(--nav-h) + 70px) 5% 80px;
  position: relative;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  width: 550px; height: 550px;
  background: radial-gradient(circle, rgba(108,99,255,0.1) 0%, transparent 70%);
  top: 0; left: -15%;
  pointer-events: none;
}
.hero-glow-2 { top: auto; bottom: -10%; left: auto; right: -10%; background: radial-gradient(circle, rgba(108,99,255,0.07) 0%, transparent 70%); }

.hero-content { flex: 1; max-width: 580px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-lit);
  color: var(--text-2);
  font-size: 0.78rem;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 1.5rem;
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--success);
  animation: blink 2s infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.35} }

.hero-name {
  font-family: var(--fh);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -3px;
  line-height: 1;
  margin-bottom: 0.75rem;
  white-space: nowrap;
}

.hero-uni {
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  margin-bottom: 1.25rem;
}

.hero-bio {
  color: var(--text-2);
  font-size: 0.95rem;
  max-width: 500px;
  margin-bottom: 2rem;
}

.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Profile card */
.hero-aside { flex-shrink: 0; }

.profile-card {
  background: var(--bg-card);
  border: 1px solid var(--border-lit);
  border-radius: var(--r);
  padding: 1.4rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  width: 270px;
}

.profile-avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.profile-avatar span { font-family: var(--fh); font-size: 1rem; font-weight: 800; color: var(--accent); }
.profile-info { display: flex; flex-direction: column; gap: 3px; }
.profile-info strong { font-size: 0.95rem; font-weight: 700; }
.profile-info span { font-size: 0.8rem; color: var(--text-2); }

.quick-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}
.qs-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1rem 0.5rem;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}
.qs-item:hover { border-color: var(--accent); transform: translateY(-2px); }
.qs-val { display: block; font-family: var(--fh); font-size: 1.3rem; font-weight: 800; color: var(--accent); line-height: 1; margin-bottom: 4px; }
.qs-label { font-size: 0.7rem; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.5px; }

/* ── SECTIONS ── */
.section { padding: 90px 0; }
.sec-alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.sec-head { margin-bottom: 2.75rem; }
.sec-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.sec-title {
  font-family: var(--fh);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -1.5px;
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.75rem;
  transition: border-color 0.2s, transform 0.2s;
}
.about-card:hover { border-color: var(--border-lit); transform: translateY(-2px); }
.ac-icon { font-size: 1.4rem; margin-bottom: 0.75rem; }
.about-card h3 { font-family: var(--fh); font-size: 1rem; font-weight: 700; margin-bottom: 0.6rem; }
.about-card p { color: var(--text-4); font-size: 0.9rem; }
.about-list { color: var(--text-4); font-size: 0.9rem; display: flex; flex-direction: column; gap: 0.4rem; }
.about-list li::before { content: '→ '; color: var(--accent); font-weight: 700; }

/* ── SKILLS ── */
.skills-wrap { display: flex; flex-direction: column; gap: 2.25rem; }
.sg-label { font-size: 0.78rem; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 1rem; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.skill-tags span {
  background: var(--bg-card);
  border: 1px solid var(--border-lit);
  color: var(--text-2);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 7px 18px;
  border-radius: 6px;
  transition: border-color 0.2s, color 0.2s, transform 0.15s;
  cursor: default;
}
.skill-tags span:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

/* ─ Education ─ */
.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 8px; top: 6px; bottom: 0;
  width: 2px;
  background: var(--border-lit);
}
.tl-item { position: relative; margin-bottom: 2.5rem; }
.tl-item:last-child { margin-bottom: 0; }
.tl-dot {
  position: absolute;
  left: -28px; top: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg-alt);
  box-shadow: 0 0 0 2px var(--accent);
}
.tl-period {
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.5px;
  display: block;
  margin-bottom: 0.4rem;
}

.tl-title {
  font-family: var(--fh);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.tl-inst {
  font-size: 0.88rem;
  color: var(--text-5);
  margin-bottom: 0.4rem;
}

.tl-desc {
  font-size: 0.88rem;
  color: var(--text-3);
}

/* ── ACHIEVEMENTS ── */
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.ach-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.75rem;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.ach-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 8px 28px var(--accent-glow); }
.ach-badge {
  display: inline-block;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(108,99,255,0.25);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
}
.ach-title { font-family: var(--fh); font-size: 1rem; font-weight: 700; margin-bottom: 0.4rem; }
.ach-sub { font-size: 0.85rem; color: var(--text-2); }

/* ── LEADERSHIP ── */
.leadership-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.lead-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.4rem 1.6rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: border-color 0.2s, transform 0.2s;
}
.lead-card:hover { border-color: var(--border-lit); transform: translateY(-2px); }
.lead-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.lead-card h4 { font-size: 0.9rem; font-weight: 700; margin-bottom: 3px; }
.lead-card p { font-size: 0.82rem; color: var(--text-2); }

/* ── PAGE TOP (Blog / Contact pages) ── */
.page-top {
  padding-top: calc(var(--nav-h) + 70px);
  padding-bottom: 50px;
  padding-inline: 5%;
  max-width: calc(1060px + 10%);
  margin-inline: auto;
}
.page-h1 {
  font-family: var(--fh);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1;
  margin-top: 0.5rem;
}

/* ── BLOG PAGE ── */
.blog-card-main {
  background: var(--bg-card);
  border: 1px solid var(--border-lit);
  border-radius: var(--r);
  padding: 2.5rem;
  margin-bottom: 1.5rem;
  transition: border-color 0.2s;
}
.blog-card-main:hover { border-color: var(--accent); }
.bc-meta { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.bc-tag {
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.bc-date { color: var(--text-3); font-size: 0.82rem; }
.bc-title { font-family: var(--fh); font-size: 1.7rem; font-weight: 800; letter-spacing: -0.8px; margin-bottom: 1rem; line-height: 1.2; }
.bc-excerpt { color: var(--text-2); font-size: 0.94rem; margin-bottom: 1.75rem; line-height: 1.8; }

.more-soon {
  border: 1px dashed var(--border);
  border-radius: var(--r);
  padding: 2rem;
  text-align: center;
  color: var(--text-3);
  font-size: 0.9rem;
}
.more-soon span { display: block; font-size: 1.5rem; margin-bottom: 0.5rem; }

/* ── CONTACT PAGE ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 3.5rem;
  align-items: start;
}
.contact-left p { color: var(--text-2); font-size: 0.95rem; margin-bottom: 2rem; }
.c-links { display: flex; flex-direction: column; gap: 0.9rem; }
.c-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-2);
  font-size: 0.9rem;
  transition: color 0.2s;
}
.c-link:hover { color: var(--accent); }

.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-lit);
  border-radius: var(--r);
  padding: 2.25rem;
}
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 500; color: var(--text-2); margin-bottom: 0.45rem; }
.req { color: var(--accent); }
.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.72rem 1rem;
  color: var(--text);
  font-size: 0.92rem;
  font-family: var(--fb);
  outline: none;
  resize: vertical;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-dim); }
.form-group input.input-error,
.form-group textarea.input-error { border-color: var(--error); box-shadow: 0 0 0 3px rgba(248,113,113,0.12); }
.err { display: block; color: var(--error); font-size: 0.78rem; margin-top: 4px; min-height: 1rem; }

.success-box { text-align: center; padding: 2.5rem 1rem; }
.s-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px; height: 54px;
  border-radius: 50%;
  background: rgba(74,222,128,0.12);
  color: var(--success);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.success-box h3 { font-family: var(--fh); font-size: 1.4rem; font-weight: 700; margin-bottom: 0.5rem; }
.success-box p { color: var(--text-2); margin-bottom: 1.5rem; }

/* ── FOOTER ── */
.footer { border-top: 1px solid var(--border); padding: 1.75rem 0; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.83rem;
  color: var(--text-3);
}
.f-logo { font-family: var(--fh); font-size: 1.2rem; font-weight: 800; }
.f-top { color: var(--text-3); transition: color 0.2s; }
.f-top:hover { color: var(--accent); }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  .achievements-grid { grid-template-columns: 1fr 1fr; }
  .leadership-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .hero {
      flex-direction: column;
      text-align: center;
      align-items: center;
      padding-top: calc(var(--nav-h) + 40px);
      min-height: auto;
      padding-bottom: 60px;
    }  
  .hero-bio { margin-inline: auto; }
  .hero-btns { justify-content: center; }
  .hero-glow, .hero-glow-2 { display: none; }
  .profile-card { width: 100%; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .nav-links { gap: 1rem; }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    flex-direction: column;
    background: rgba(8,8,16,0.98);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 5%;
    gap: 1.25rem;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .section { padding: 65px 0; }
  .achievements-grid { grid-template-columns: 1fr; }
  .form-row-2 { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 0.5rem; text-align: center; }
  .quick-stats { grid-template-columns: repeat(3,1fr); }
}