/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #ffffff;
  --surface: #f8f8f6;
  --text: #111111;
  --text-muted: #666666;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --border: #e5e5e5;
  --radius: 12px;
  --font: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  direction: rtl;
}

/* ── Nav ── */
.nav {
  position: fixed;
  top: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 60px;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.nav-logo {
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--text); }

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
}

.hero-greeting {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-name {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #111 0%, #444 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 40px;
  font-weight: 300;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
}

.hero-scroll-hint span {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, transparent, var(--border));
  margin: 0 auto;
  animation: scrollHint 2s ease-in-out infinite;
}

@keyframes scrollHint {
  0%, 100% { opacity: 0; transform: scaleY(0.5); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ── Button ── */
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  font-family: var(--font);
}

.btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

/* ── Sections ── */
.section {
  padding: 100px 60px;
  max-width: 1100px;
  margin: 0 auto;
}

.section-alt {
  max-width: 100%;
  background: var(--surface);
  padding: 100px 60px;
}

.section-alt > * {
  max-width: 1100px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.section-sub {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 56px;
}

/* ── Projects Grid ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.08);
}

.card-image {
  height: 180px;
  width: 100%;
}

.card-image--ceva-adom {
  background: #0a0a0a;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-image-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.ceva-adom-icon {
  font-size: 2.5rem;
  animation: pulse-red 1.5s ease-in-out infinite;
}

.ceva-adom-label {
  color: #ef4444;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.08em;
}

@keyframes pulse-red {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.9); }
}

.card-body {
  padding: 24px;
}

.card-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.card-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 8px 0;
  letter-spacing: -0.02em;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-tech {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.card-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.2s;
}

.card-link:hover { opacity: 0.7; }

/* ── About ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 80px;
  align-items: center;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.8;
}

.skills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.skill {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
}

.about-image-placeholder {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, #e8edf5 0%, #d5dce8 100%);
  border-radius: var(--radius);
}

/* ── Contact ── */
.contact-form {
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font);
  font-size: 0.95rem;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.2s;
  direction: rtl;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.contact-form textarea { resize: vertical; }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--text); }

/* ── Animations ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .nav-links { gap: 20px; }
  .section, .section-alt { padding: 72px 24px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-image-placeholder { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .footer { flex-direction: column; gap: 16px; text-align: center; }
}