/* Personal landing page — danyadaan-landing. Minimal, hotel-style layout for GitHub Pages. */

*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --color-bg: #faf9f7;
  --color-surface: #ffffff;
  --color-border: #e8e6e1;
  --color-text: #2c2c2a;
  --color-text-muted: #6b6965;
  --color-accent: #3d3d3a;
  --shadow-sm: 0 1px 2px rgba(44, 44, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(44, 44, 42, 0.08);
  --shadow-lift: 0 14px 40px rgba(44, 44, 42, 0.12);
  --radius: 12px;
  --max-width: 900px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

.page-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.25rem, 4vw, 2rem) 3rem;
}

/* Hero */
.hero {
  text-align: center;
  padding-bottom: 0.5rem;
}

.hero__title {
  margin: 0 0 0.75rem;
  font-size: clamp(2.25rem, 5vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-accent);
}

.hero__subtitle {
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.hero__tagline {
  margin: 0 auto;
  max-width: 34em;
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--color-text);
  opacity: 0.92;
}

/* Sections */
.section {
  margin-top: clamp(3rem, 7vw, 4.5rem);
}

.section__heading {
  margin: 0 0 1.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-align: center;
}

.about__content {
  max-width: 38rem;
  margin: 0 auto;
}

.prose p {
  margin: 0 0 1rem;
  color: var(--color-text);
}

.prose p:last-child {
  margin-bottom: 0;
}

/* Service cards */
.card-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 600px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.125rem;
  }
}

.card {
  margin: 0;
  padding: 1.5rem 1.5rem 1.625rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
  border-color: #ddd9d2;
}

.card__title {
  margin: 0 0 0.65rem;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-accent);
}

.card__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

/* Projects */
.projects__placeholder {
  margin: 0;
  text-align: center;
  font-size: 1rem;
  font-style: italic;
  color: var(--color-text-muted);
}

/* Contact */
.contact {
  text-align: center;
}

.contact__email {
  margin: 0 0 1.5rem;
}

.contact__link {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), opacity var(--transition);
}

.contact__link:hover {
  border-bottom-color: var(--color-text-muted);
  opacity: 0.85;
}

.btn {
  display: inline-block;
  padding: 0.85rem 1.85rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-surface);
  background: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: #2a2a28;
}

.btn:active {
  transform: translateY(0);
}

/* Footer */
.footer {
  margin-top: clamp(3rem, 8vw, 5rem);
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer p {
  margin: 0;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

/* Page load fade-in */
.fade-in {
  opacity: 0;
  animation: fadeInUp 0.85s ease forwards;
}

.fade-in--delay-1 {
  animation-delay: 0.1s;
}

.fade-in--delay-2 {
  animation-delay: 0.2s;
}

.fade-in--delay-3 {
  animation-delay: 0.3s;
}

.fade-in--delay-4 {
  animation-delay: 0.4s;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .fade-in,
  .fade-in--delay-1,
  .fade-in--delay-2,
  .fade-in--delay-3,
  .fade-in--delay-4 {
    animation: none;
    opacity: 1;
  }

  .card:hover,
  .btn:hover {
    transform: none;
  }
}