/* ===== Variables — blues & earthy browns ===== */
:root {
  --color-bg: #f5f0eb;
  --color-surface: #fdfcfa;
  --color-text: #1a1612;
  --color-text-muted: #5c5349;
  --color-accent: #2b6cb0;
  --color-accent-hover: #2c5282;
  --color-border: #ddd6ce;
  --color-dark: #1a365d;
  --color-dark-alt: #2c5282;
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
}

/* ===== Reset & base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ===== Header ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 240, 235, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  font-weight: 600;
  font-size: 1.125rem;
}

.logo-img {
  max-height: 40px;
  width: auto;
}

.logo-fallback {
  display: none;
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-xs);
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
}

.nav {
  display: flex;
  gap: var(--space-lg);
}

.nav a {
  color: var(--color-text-muted);
  font-weight: 500;
  transition: color 0.2s;
}

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

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: var(--space-md);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: var(--space-sm) 0; }
}

/* ===== Hero ===== */
.hero {
  padding: var(--space-2xl) 0;
  text-align: center;
}

.hero-inner { max-width: 640px; margin: 0 auto; }

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.15;
  margin: 0 0 var(--space-md);
  color: var(--color-text);
}

.hero-title em { font-style: italic; color: var(--color-accent); }

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-xl);
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover { background: var(--color-accent-hover); }

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ===== Sections ===== */
.section {
  padding: var(--space-2xl) 0;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 400;
  margin: 0 0 var(--space-lg);
  text-align: center;
}

.about-text {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

.about-credits {
  max-width: 640px;
  margin: var(--space-xl) auto 0;
  padding: var(--space-lg);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
}

.about-credits-intro {
  margin: 0 0 var(--space-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.about-credits-list {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.about-credits-list li {
  margin-bottom: var(--space-xs);
}

.about-credits-list li:last-child { margin-bottom: 0; }

.about-credits-list strong { color: var(--color-text); }

/* ===== Services ===== */
.security-highlight {
  text-align: center;
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.security-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: rgba(43, 108, 176, 0.12);
  color: var(--color-accent);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius);
  margin-bottom: var(--space-sm);
}

.security-title {
  margin-bottom: var(--space-sm) !important;
}

.security-intro {
  max-width: 560px;
  margin: 0 auto;
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.65;
}

.service-card-featured {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-lg);
}

.service-card-featured .service-icon {
  background: rgba(43, 108, 176, 0.18);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.service-card {
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}

.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(43, 108, 176, 0.12);
  color: var(--color-accent);
  border-radius: var(--radius);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.service-card h3 {
  margin: 0 0 var(--space-xs);
  font-size: 1.125rem;
  font-weight: 600;
}

.service-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* ===== Work Alone App promo ===== */
.app-promo {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-alt) 100%);
  color: #f5f0eb;
}

.app-promo .section-title { color: #f5f0eb; }

.app-promo-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.app-promo-content { padding: var(--space-md) 0; }

.app-badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: rgba(255, 255, 255, 0.15);
  color: #a8cce8;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius);
  margin-bottom: var(--space-sm);
}

.app-promo-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 400;
  margin: 0 0 var(--space-md);
}

.app-promo-desc {
  color: rgba(245, 240, 235, 0.9);
  margin: 0 0 var(--space-lg);
  font-size: 1.0625rem;
  line-height: 1.65;
}

.app-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-xl);
}

.app-features li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: var(--space-xs);
  color: rgba(245, 240, 235, 0.95);
  font-size: 0.9375rem;
}

.app-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 6px;
  height: 6px;
  background: #7eb8e8;
  border-radius: 50%;
}

.app-download-label {
  font-weight: 600;
  margin: 0 0 var(--space-sm);
  font-size: 0.9375rem;
}

.app-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.app-store-link {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  background: var(--color-surface);
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--radius);
  transition: background 0.2s, transform 0.15s;
}

.app-store-link:hover {
  background: #fff;
  transform: translateY(-1px);
}

.app-note {
  font-size: 0.8125rem;
  color: rgba(245, 240, 235, 0.6);
  margin: 0;
}

.app-promo-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.app-mockup {
  width: 100%;
  max-width: 280px;
  aspect-ratio: 9 / 16;
  background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.04) 100%);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: rgba(245, 240, 235, 0.5);
}

@media (max-width: 768px) {
  .app-promo-inner { grid-template-columns: 1fr; }
  .app-promo-visual { order: -1; }
  .app-mockup { max-width: 200px; }
}

/* ===== Blog ===== */
.blog-intro {
  max-width: 560px;
  margin: 0 auto var(--space-xl);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.65;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.blog-card {
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.blog-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-lg);
}

.blog-date {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-xs);
}

.blog-card-title {
  margin: 0 0 var(--space-xs);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
}

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

.blog-note {
  margin: var(--space-xl) 0 0;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* ===== Contact ===== */
.contact { background: var(--color-surface); border-top: 1px solid var(--color-border); }

.contact-intro {
  text-align: center;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-lg);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.contact-options {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.contact-link {
  display: inline-block;
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.contact-link:hover { text-decoration: underline; }

.contact-phone {
  font-weight: 500;
  letter-spacing: 0.02em;
}

.contact-note {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ===== Footer ===== */
.footer {
  padding: var(--space-xl) 0;
  background: var(--color-dark);
  color: rgba(245, 240, 235, 0.85);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.footer-logo .logo-fallback { color: rgba(245, 240, 235, 0.95); }

.footer .logo-img { filter: brightness(0) invert(1); opacity: 0.9; }

.footer-nav {
  display: flex;
  gap: var(--space-lg);
}

.footer-nav a {
  color: rgba(245, 240, 235, 0.85);
  font-size: 0.9375rem;
}

.footer-nav a:hover { color: #f5f0eb; }

.footer-copy {
  width: 100%;
  text-align: center;
  margin: var(--space-md) 0 0;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-nav { justify-content: center; }
}