/* ==========================================================================
   GotSharp — Professional Site Styles
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  --color-bg: #0a0e17;
  --color-bg-light: #111827;
  --color-bg-card: #1a2233;
  --color-bg-card-hover: #1f2a3e;
  --color-surface: #151c2c;
  --color-text: #e2e8f0;
  --color-text-muted: #8899b0;
  --color-text-heading: #f1f5f9;
  --color-accent: #38bdf8;
  --color-accent-hover: #7dd3fc;
  --color-accent-glow: rgba(56, 189, 248, 0.15);
  --color-gradient-start: #38bdf8;
  --color-gradient-end: #818cf8;
  --color-border: rgba(255, 255, 255, 0.06);
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-heading);
  font-weight: 700;
  line-height: 1.2;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent-hover);
}

img {
  max-width: 100%;
  height: auto;
}

::selection {
  background: var(--color-accent);
  color: var(--color-bg);
}

/* ---------- Navbar ---------- */
.navbar {
  padding: 1rem 0;
  transition: background-color var(--transition), box-shadow var(--transition), padding var(--transition);
  background-color: transparent;
}

.navbar-scrolled {
  background-color: rgba(10, 14, 23, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border);
  padding: 0.6rem 0;
}

.navbar-brand {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-heading) !important;
  letter-spacing: -0.02em;
}

.brand-accent {
  color: var(--color-accent);
}

.navbar-toggler {
  border-color: var(--color-border);
  padding: 0.4rem 0.65rem;
}

.navbar-toggler-icon {
  filter: invert(1);
}

.navbar .nav-link {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  transition: color var(--transition);
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
  color: var(--color-text-heading);
}

/* ---------- Buttons ---------- */
.btn-accent {
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
  color: var(--color-bg);
  border: none;
  font-weight: 600;
  padding: 0.65rem 1.75rem;
  border-radius: var(--radius-sm);
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.btn-accent:hover,
.btn-accent:focus {
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(56, 189, 248, 0.25);
  opacity: 0.95;
}

.btn-outline-accent {
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
  font-weight: 600;
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-sm);
  background: transparent;
  transition: all var(--transition);
}

.btn-outline-accent:hover,
.btn-outline-accent:focus {
  background: var(--color-accent-glow);
  color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-outline-accent.active {
  background: var(--color-accent-glow);
  color: var(--color-accent);
}

.btn-outline-light {
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.2);
  font-weight: 500;
  border-radius: var(--radius-sm);
}

.btn-outline-light:hover,
.btn-outline-light:focus {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text-heading);
  border-color: rgba(255, 255, 255, 0.3);
}

/* ---------- Hero Section ---------- */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 0 4rem;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 70%;
  height: 140%;
  background: radial-gradient(ellipse at center, var(--color-accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -15%;
  width: 50%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(129, 140, 248, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-section .container {
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  max-width: 36em;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

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

.hero-scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.hero-scroll-indicator a {
  color: var(--color-text-muted);
  font-size: 1.5rem;
  animation: bounce 2s ease infinite;
  display: block;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-8px); }
  60% { transform: translateY(-4px); }
}

/* ---------- Sections ---------- */
.section {
  padding: 6rem 0;
}

.section-dark {
  background-color: var(--color-bg-light);
}

.section-eyebrow {
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 32em;
  line-height: 1.8;
}

/* ---------- Service Cards ---------- */
.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  height: 100%;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 189, 248, 0.15);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background: var(--color-accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.4rem;
  color: var(--color-accent);
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.925rem;
  margin-bottom: 0;
  line-height: 1.7;
}

/* ---------- About Section ---------- */
.about-image-wrapper {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.about-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  pointer-events: none;
}

.about-image {
  width: 100%;
  border-radius: var(--radius);
  display: block;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
}

.about-text {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 1rem;
}

.about-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 1.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--color-border);
}

.stat {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.stat-icon {
  color: var(--color-accent);
  font-size: 1.1rem;
}

.stat-text {
  color: var(--color-text-muted);
  font-size: 0.925rem;
}

.stat-link {
  color: var(--color-text-muted);
}

.stat-link:hover {
  color: var(--color-accent);
}

/* ---------- Approach Cards ---------- */
.approach-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2.25rem;
  height: 100%;
  transition: transform var(--transition), border-color var(--transition);
}

.approach-card:hover {
  transform: translateY(-4px);
  border-color: rgba(129, 140, 248, 0.15);
}

.approach-number {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 1rem;
}

.approach-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.approach-card p {
  color: var(--color-text-muted);
  font-size: 0.925rem;
  margin-bottom: 0;
  line-height: 1.7;
}

/* ---------- CTA Section ---------- */
.section-cta {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-light) 100%);
  padding: 5rem 0;
}

.cta-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 30em;
  margin-bottom: 2rem;
  line-height: 1.8;
}

/* ---------- Contact Page ---------- */
.contact-section {
  padding-top: 8rem;
}

.contact-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  height: 100%;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition);
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 189, 248, 0.15);
}

.contact-card-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.5rem;
  color: var(--color-accent);
}

.contact-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.contact-card p {
  color: var(--color-text-muted);
  font-size: 0.925rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.contact-card .btn {
  font-size: 0.9rem;
}

.contact-details {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--color-border);
}

.detail-item i {
  font-size: 1.5rem;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
  display: block;
}

.detail-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.detail-item p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 0;
  line-height: 1.6;
}

/* ---------- Footer ---------- */
.site-footer {
  padding: 3rem 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.footer-brand {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: 0.5rem;
}

.footer-legal {
  color: var(--color-text-muted);
  font-size: 0.825rem;
  margin-bottom: 0;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
  justify-content: flex-end;
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 1.25rem;
  transition: color var(--transition), transform var(--transition);
  display: inline-flex;
  align-items: center;
}

.footer-links a:hover {
  color: var(--color-accent);
  transform: translateY(-2px);
}

/* ---------- Bluesky Inline Icon ---------- */
.bi-bluesky {
  width: 1em;
  height: 1em;
  vertical-align: middle;
  display: inline-block;
}

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .hero-title {
    font-size: clamp(2rem, 6vw, 3rem);
  }

  .section {
    padding: 4rem 0;
  }

  .about-image-wrapper {
    max-width: 320px;
    margin: 0 auto 2rem;
  }
}

@media (max-width: 767.98px) {
  .navbar-collapse {
    background: rgba(10, 14, 23, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 1rem;
    margin-top: 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
  }

  .navbar .nav-link {
    padding: 0.75rem 1rem !important;
  }

  .navbar-nav .btn-outline-accent {
    margin-top: 0.5rem;
    margin-left: 0;
    text-align: center;
    display: block;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    text-align: center;
  }

  .hero-scroll-indicator {
    display: none;
  }

  .about-stats {
    flex-direction: column;
    gap: 1rem;
  }

  .footer-links {
    justify-content: flex-start;
    margin-top: 1rem;
  }
}