:root {
  --bg: #001414;
  --surface: #0a1f2e;
  --navy: #0C1752;
  --teal: #2DD2DC;
  --silver: #C8C8C8;
  --white: #ffffff;
  --text-muted: #8fa8b0;
  --border-subtle: rgba(45, 210, 220, 0.15);
  --glow: rgba(45, 210, 220, 0.12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--silver);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── NAV ── */
#mainNav {
  background-color: rgba(0, 20, 20, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 0;
  transition: padding 0.3s ease;
}

#mainNav .navbar-brand {
  color: var(--teal);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
}

#mainNav .nav-link {
  color: var(--silver) !important;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 14px !important;
  transition: color 0.2s;
}

#mainNav .nav-link:hover,
#mainNav .nav-link.active {
  color: var(--teal) !important;
}

.navbar-toggler {
  border-color: var(--border-subtle);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2845,210,220,0.8%29' stroke-width='2' stroke-linecap='round' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 100px 0 60px;
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(45,210,220,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 12px;
}

.hero-title span {
  color: var(--teal);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--teal);
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: 0.03em;
}

.hero-tagline {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.btn-teal {
  background-color: var(--teal);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px 24px;
  border: none;
  border-radius: 6px;
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s, transform 0.15s;
}

.btn-teal:hover {
  background-color: #1fb8c2;
  color: var(--navy);
  transform: translateY(-1px);
}

.btn-outline-teal {
  background-color: transparent;
  color: var(--teal);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 9px 24px;
  border: 1.5px solid var(--teal);
  border-radius: 6px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.2s;
}

.btn-outline-teal:hover {
  background-color: var(--teal);
  color: var(--navy);
  transform: translateY(-1px);
}

.hero-photo-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-photo-wrap::before {
  content: '';
  position: absolute;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(45,210,220,0.18) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-photo {
  width: 240px;
  height: 240px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top center;
  border: 3px solid var(--teal);
  box-shadow: 0 0 40px rgba(45,210,220,0.25);
  position: relative;
  z-index: 1;
}

/* ── SECTIONS ── */
section {
  padding: 90px 0;
}

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}

.section-divider {
  width: 48px;
  height: 3px;
  background: var(--teal);
  margin-bottom: 48px;
  border-radius: 2px;
}

/* ── ABOUT ── */
#about {
  border-top: 1px solid var(--border-subtle);
}

.about-text {
  color: var(--silver);
  font-size: 1.05rem;
  max-width: 640px;
}

.stat-pill {
  display: inline-block;
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  color: var(--teal);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 8px 20px;
  border-radius: 50px;
  margin: 6px 6px 0 0;
}

/* ── SKILLS ── */
#skills {
  background-color: var(--surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.skills-col-title {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.skill-tag {
  display: inline-block;
  background-color: rgba(45, 210, 220, 0.08);
  border: 1px solid rgba(45, 210, 220, 0.25);
  color: var(--silver);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 5px 14px;
  border-radius: 50px;
  margin: 4px 4px 4px 0;
  transition: all 0.2s;
}

.skill-tag:hover {
  background-color: rgba(45, 210, 220, 0.18);
  color: var(--teal);
  border-color: var(--teal);
}

/* ── PROJECTS ── */
#projects {
  border-top: 1px solid var(--border-subtle);
}

.project-card {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-top: 3px solid var(--teal);
  border-radius: 10px;
  padding: 28px 24px;
  height: 100%;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(45, 210, 220, 0.1);
}

.project-card.coming-soon {
  border-top-color: #2a4a5a;
  opacity: 0.7;
}

.project-card.coming-soon:hover {
  transform: none;
  box-shadow: none;
}

.project-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
}

.badge-live {
  background-color: rgba(45, 210, 220, 0.15);
  color: var(--teal);
  border: 1px solid rgba(45, 210, 220, 0.3);
}

.badge-progress {
  background-color: rgba(90, 110, 130, 0.2);
  color: var(--text-muted);
  border: 1px solid rgba(90, 110, 130, 0.3);
}

.badge-more {
  background-color: transparent;
  color: var(--text-muted);
  border: 1px dashed rgba(90, 110, 130, 0.4);
}

.project-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.project-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  flex-grow: 1;
  margin-bottom: 20px;
}

.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.stack-tag {
  font-size: 0.72rem;
  font-weight: 600;
  background-color: rgba(12, 23, 82, 0.6);
  color: var(--teal);
  border: 1px solid rgba(45, 210, 220, 0.2);
  padding: 3px 10px;
  border-radius: 4px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal);
  text-decoration: none;
  transition: gap 0.2s;
  margin-top: auto;
}

.project-link:hover {
  color: var(--white);
  gap: 10px;
}

.more-card {
  background-color: transparent;
  border: 1px dashed rgba(45, 210, 220, 0.15);
  border-top: 3px dashed rgba(45, 210, 220, 0.15);
  border-radius: 10px;
  padding: 28px 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.more-card .plus-icon {
  font-size: 2rem;
  color: rgba(45, 210, 220, 0.3);
  line-height: 1;
}

/* ── CONTACT ── */
#contact {
  background-color: var(--surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.contact-form .form-control,
.contact-form textarea {
  background-color: rgba(0, 20, 20, 0.7);
  border: 1px solid var(--border-subtle);
  color: var(--white);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.contact-form .form-control:focus,
.contact-form textarea:focus {
  background-color: rgba(0, 20, 20, 0.9);
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(45, 210, 220, 0.1);
  color: var(--white);
  outline: none;
}

.contact-form .form-control::placeholder,
.contact-form textarea::placeholder {
  color: var(--text-muted);
}

.contact-form label {
  color: var(--silver);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.contact-form textarea {
  resize: vertical;
  min-height: 140px;
}

.alert-success-custom {
  background-color: rgba(45, 210, 220, 0.1);
  border: 1px solid rgba(45, 210, 220, 0.3);
  color: var(--teal);
  border-radius: 8px;
  padding: 14px 20px;
  font-weight: 500;
  font-size: 0.95rem;
}

.alert-error-custom {
  background-color: rgba(224, 85, 85, 0.08);
  border: 1px solid rgba(224, 85, 85, 0.3);
  color: #e07070;
  border-radius: 8px;
  padding: 14px 20px;
  font-weight: 500;
  font-size: 0.95rem;
}

/* ── FOOTER ── */
#footer {
  background-color: #000d0d;
  border-top: 1px solid var(--border-subtle);
  padding: 48px 0 32px;
}

.footer-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 6px;
}

.footer-tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: 16px;
  align-items: center;
}

.footer-social a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: color 0.2s;
}

.footer-social a:hover {
  color: var(--teal);
}

.footer-copy {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* ── UTILITIES ── */
.text-teal { color: var(--teal); }
.text-silver { color: var(--silver); }
.text-muted-custom { color: var(--text-muted); }

@media (max-width: 768px) {
  #hero { padding: 120px 0 60px; text-align: center; }
  .hero-photo { width: 180px; height: 180px; margin-top: 40px; }
  .hero-photo-wrap::before { width: 210px; height: 210px; }
  .footer-social { justify-content: center; margin-top: 20px; }
  .footer-brand { text-align: center; }
  .footer-tagline { text-align: center; }
}