/* ============================================================
   Howarth Tech Solutions — Main Stylesheet
   ============================================================ */

/* --- Google Fonts loaded via <link> in HTML --- */

/* --- CSS Variables --- */
:root {
  --color-bg:           #0f1117;
  --color-surface:      #1a1d2e;
  --color-surface-2:    #22263a;
  --color-accent:       #3b82f6;
  --color-accent-light: #60a5fa;
  --color-accent-glow:  rgba(59, 130, 246, 0.15);
  --color-text:         #f1f5f9;
  --color-muted:        #94a3b8;
  --color-border:       #2d3148;
  --color-success:      #22c55e;

  --font-sans: 'Inter', system-ui, sans-serif;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.2);

  --transition: 0.2s ease;

  --max-w: 1100px;
  --section-pad: 100px 24px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* --- Utility --- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: var(--section-pad); }
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-sub {
  color: var(--color-muted);
  max-width: 560px;
  margin-bottom: 56px;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.nav-logo {
  display: flex;
  align-items: center;
  height: 32px;
}
.nav-logo img {
  height: 32px;
  width: auto;
  filter: none;
}

.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-muted);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--color-text); }

.nav-cta {
  background: var(--color-accent);
  color: #fff !important;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta:hover {
  background: var(--color-accent-light) !important;
  transform: translateY(-1px);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Mobile nav drawer */
.nav-mobile {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 24px;
  flex-direction: column;
  gap: 20px;
  z-index: 99;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-muted);
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition);
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: var(--color-text); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 24px 60px;
  position: relative;
  overflow: hidden;
}

/* Subtle grid background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

/* Glow blob */
.hero::after {
  content: '';
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.10) 0%, rgba(59,130,246,0.02) 35%, transparent 55%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

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

.hero-logo {
  width: 280px;
  max-width: 80vw;
  margin: 0 auto 32px;
  filter: none;
}

.hero-tagline {
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  color: var(--color-muted);
  letter-spacing: 0.05em;
  margin-bottom: 40px;
}
.hero-tagline span {
  color: var(--color-accent-light);
  margin: 0 8px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-accent);
  color: #fff;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.hero-cta:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}
.hero-cta svg { width: 18px; height: 18px; }

.hero-scroll {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2s infinite;
}
.hero-scroll svg { width: 20px; height: 20px; }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--color-surface); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--color-accent-glow);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.service-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent-light);
  stroke: var(--color-accent-light);
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.service-card p { color: var(--color-muted); font-size: 0.95rem; line-height: 1.7; }

.service-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.service-list li {
  font-size: 0.875rem;
  color: var(--color-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.service-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio { background: var(--color-bg); }

/* Featured LazrChess card */
.portfolio-featured {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 64px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition);
}
.portfolio-featured:hover { border-color: var(--color-accent); }

/* Decorative glow on featured card */
.portfolio-featured::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(59,130,246,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-accent-glow);
  border: 1px solid rgba(59,130,246,0.4);
  color: var(--color-accent-light);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.featured-badge svg { width: 12px; height: 12px; }

.featured-content h3 {
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}
.featured-content p {
  color: var(--color-muted);
  margin-bottom: 24px;
  font-size: 0.975rem;
}

.tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}
.pill {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 100px;
}

.featured-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(59,130,246,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
  transform: translateY(-2px);
}
.btn svg { width: 16px; height: 16px; }

.featured-visual {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  font-size: 0.85rem;
}

.feat-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.feat-stat {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}
.feat-stat-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent-light);
  display: block;
}
.feat-stat-label {
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-top: 4px;
}

/* Web Design grid */
.portfolio-sub-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.web-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.web-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.web-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.web-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  object-position: top;
  display: block;
}
.web-card-img-placeholder {
  width: 100%;
  height: 200px;
  background: var(--color-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 0.8rem;
}

.web-card-body { padding: 20px; }
.web-card-body h4 { font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.web-card-body p { font-size: 0.875rem; color: var(--color-muted); }

/* More examples toggle */
.more-toggle {
  text-align: center;
  margin-top: 8px;
}
.more-btn {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-muted);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-sans);
}
.more-btn:hover { border-color: var(--color-accent); color: var(--color-accent-light); }

.more-examples {
  display: none;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.more-examples.open { display: grid; }

.more-thumb {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
}
.more-thumb:hover { border-color: var(--color-accent); transform: translateY(-2px); }
.more-thumb img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  object-position: top;
  display: block;
}
.more-thumb-label {
  padding: 8px 12px;
  font-size: 0.75rem;
  color: var(--color-muted);
}

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--color-surface); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-text p {
  color: var(--color-muted);
  margin-bottom: 20px;
  font-size: 0.975rem;
}
.about-text p:last-child { margin-bottom: 0; }

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.highlight-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.highlight-icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent-glow);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.highlight-icon svg {
  width: 20px; height: 20px;
  stroke: var(--color-accent-light);
}
.highlight-item h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.highlight-item p { font-size: 0.875rem; color: var(--color-muted); }

/* ============================================================
   CONTACT
   ============================================================ */
.contact { background: var(--color-bg); }

.contact-inner {
  max-width: 640px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 8px;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted);
}
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 12px 16px;
  outline: none;
  transition: border-color var(--transition);
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-accent);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-border);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-group select option { background: var(--color-surface); }

.form-submit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-accent);
  color: #fff;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  align-self: flex-start;
}
.form-submit:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}
.form-submit svg { width: 18px; height: 18px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 40px 24px;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-logo img {
  height: 24px;
  filter: none;
}
.footer-copy {
  font-size: 0.8rem;
  color: var(--color-muted);
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: 0.85rem;
  color: var(--color-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-text); }

/* ============================================================
   PORTFOLIO PAGE (portfolio.html specific)
   ============================================================ */
.port-hero {
  padding: 120px 24px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.port-hero::after {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59,130,246,0.1) 0%, transparent 70%);
  top: 0; left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}
.port-hero-inner { position: relative; z-index: 1; }
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-muted);
  font-size: 0.875rem;
  margin-bottom: 32px;
  transition: color var(--transition);
}
.back-link:hover { color: var(--color-accent-light); }
.back-link svg { width: 16px; height: 16px; }
.port-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 16px;
}
.port-hero h1 span { color: var(--color-accent-light); }
.port-hero-sub {
  font-size: 1.1rem;
  color: var(--color-muted);
  max-width: 560px;
  margin: 0 auto 32px;
}
.port-version {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--color-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 6px 16px;
  border-radius: 100px;
}
.port-version-dot {
  width: 8px; height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.port-section { padding: 72px 24px; }
.port-section:nth-child(even) { background: var(--color-surface); }

.port-section .container { max-width: 860px; }

.port-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.port-section > .container > p {
  color: var(--color-muted);
  margin-bottom: 40px;
}

.port-overview p { color: var(--color-muted); line-height: 1.8; margin-bottom: 16px; }

/* Tech stack */
.tech-stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.tech-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.tech-item:hover { border-color: var(--color-accent); transform: translateY(-2px); }
.tech-item-name { font-weight: 600; font-size: 0.95rem; margin-bottom: 4px; }
.tech-item-role { font-size: 0.775rem; color: var(--color-muted); }

/* Features grid */
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.feature-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: border-color var(--transition);
}
.port-section:nth-child(even) .feature-card { background: var(--color-surface-2); }
.feature-card:hover { border-color: var(--color-accent); }
.feature-card-icon {
  font-size: 1.5rem;
  margin-bottom: 12px;
}
.feature-card h4 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.feature-card ul { display: flex; flex-direction: column; gap: 6px; }
.feature-card li {
  font-size: 0.875rem;
  color: var(--color-muted);
  padding-left: 16px;
  position: relative;
}
.feature-card li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: 0.8rem;
}

/* Highlights */
.highlights-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.highlight-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
  padding: 24px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: border-color var(--transition);
}
.port-section:nth-child(even) .highlight-card { background: var(--color-surface-2); }
.highlight-card:hover { border-color: var(--color-accent-light); }
.highlight-card-icon { font-size: 1.4rem; flex-shrink: 0; }
.highlight-card h4 { font-size: 0.975rem; font-weight: 600; margin-bottom: 6px; }
.highlight-card p { font-size: 0.875rem; color: var(--color-muted); line-height: 1.6; }

/* Challenges */
.challenges-grid { display: flex; flex-direction: column; gap: 20px; }
.challenge-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
}
.port-section:nth-child(even) .challenge-item { background: var(--color-surface-2); }
.challenge-item h4 { font-size: 0.975rem; font-weight: 600; margin-bottom: 8px; color: var(--color-accent-light); }
.challenge-item p { font-size: 0.875rem; color: var(--color-muted); line-height: 1.6; }

/* Roadmap */
.roadmap-pills { display: flex; flex-wrap: wrap; gap: 10px; }
.roadmap-pill {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.85rem;
  padding: 8px 16px;
  border-radius: 100px;
}

/* Portfolio CTA */
.port-cta {
  text-align: center;
  padding: 80px 24px;
  background: var(--color-surface);
}
.port-cta h2 { font-size: 2rem; font-weight: 700; margin-bottom: 16px; }
.port-cta p { color: var(--color-muted); margin-bottom: 32px; }
.port-cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
  .portfolio-featured { grid-template-columns: 1fr; gap: 32px; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .tech-stack-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --section-pad: 72px 20px; }

  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .web-grid { grid-template-columns: 1fr; }
  .more-examples { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }

  .portfolio-featured { padding: 28px; }
  .featured-actions { flex-direction: column; }
  .btn { justify-content: center; }

  .footer-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-links { flex-wrap: wrap; gap: 16px; }

  .port-cta-actions { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .feat-stat-grid { grid-template-columns: 1fr 1fr; }
  .more-examples { grid-template-columns: 1fr 1fr; }
  .hero-logo { width: 220px; }
}


/* ── Screenshot mockup ─────────────────────────────────── */
.screenshot-wrap {
  margin: 48px auto 0;
  max-width: 900px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 24px 64px rgba(0,0,0,0.4);
}
.screenshot-wrap img {
  display: block;
  width: 100%;
  height: auto;
}
.screenshot-bar {
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.screenshot-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
}
.screenshot-url {
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-left: 8px;
  font-family: monospace;
}

.ss-thumb { cursor: zoom-in; }
.ss-thumb:hover { opacity: 0.85; transition: opacity 0.15s; }

/* ---- Phone Mockup (WiFi Analyze) ---- */
.phone-mockup-row {
  display: flex;
  gap: 28px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 52px;
}
.phone-frame {
  width: 220px;
  background: #181825;
  border-radius: 34px;
  padding: 10px;
  border: 2px solid #2d3148;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.04), 0 20px 48px rgba(0,0,0,0.55);
}
.phone-frame::before {
  content: '';
  display: block;
  width: 54px;
  height: 5px;
  background: #2d3148;
  border-radius: 3px;
  margin: 0 auto 8px;
}
.phone-screen {
  background: #111118;
  border-radius: 26px;
  overflow: hidden;
  min-height: 390px;
}
.phone-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 14px 3px;
  font-size: 0.6rem;
  font-weight: 600;
  color: #c0c0d0;
}
.phone-app-bar {
  padding: 10px 14px 6px;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
}
.phone-mode-tabs {
  display: flex;
  margin: 0 10px 10px;
  background: #1e1e2e;
  border-radius: 8px;
  padding: 2px;
  gap: 2px;
}
.phone-mode-tab {
  flex: 1;
  text-align: center;
  font-size: 0.6rem;
  font-weight: 600;
  padding: 4px 2px;
  border-radius: 6px;
  color: #7a7a9a;
}
.phone-mode-tab.active {
  background: var(--color-accent);
  color: #fff;
}
.phone-network-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.phone-signal {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 13px;
  flex-shrink: 0;
}
.phone-signal-bar {
  width: 3px;
  background: #333345;
  border-radius: 1px;
}
.phone-signal-bar.lit { background: var(--color-accent); }
.phone-signal-bar:nth-child(1) { height: 4px; }
.phone-signal-bar:nth-child(2) { height: 7px; }
.phone-signal-bar:nth-child(3) { height: 10px; }
.phone-signal-bar:nth-child(4) { height: 13px; }
.phone-network-info { flex: 1; min-width: 0; }
.phone-ssid {
  font-size: 0.65rem;
  font-weight: 600;
  color: #e0e0f0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.phone-meta {
  font-size: 0.56rem;
  color: #666680;
  margin-top: 1px;
}
.phone-lock { font-size: 0.6rem; color: #555570; flex-shrink: 0; }
.phone-label {
  text-align: center;
  font-size: 0.68rem;
  color: var(--color-muted);
  margin-top: 10px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.phone-adv-item {
  padding: 6px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.phone-adv-ssid {
  font-size: 0.62rem;
  font-weight: 600;
  color: #e0e0f0;
}
.phone-adv-chips {
  display: flex;
  gap: 4px;
  margin-top: 3px;
  flex-wrap: wrap;
}
.phone-adv-chip {
  font-size: 0.52rem;
  padding: 1px 5px;
  border-radius: 4px;
  background: #1a2035;
  color: #60a5fa;
  font-weight: 500;
}