/* =============================================================================
   jamesborder.com — style.css
   Based on Artisan Digital Creative shell
   ============================================================================= */

/* -----------------------------------------------------------------------------
   CSS Custom Properties
   ----------------------------------------------------------------------------- */

:root {
  --color-bg: #ffffff;
  --color-surface: #17448c10;
  --color-text: #1a1a1a;
  --color-text-muted: #6b6b6b;
  --color-accent: #17438C;
  --color-accent-hover: #3c67ac;
  --color-border: #e8e5e0;
  --color-nav-shadow: rgba(26, 26, 26, 0.08);

  --font-heading: 'Manrope', sans-serif;
  --font-body: 'Manrope', sans-serif;

  --section-padding: clamp(64px, 8vw, 100px);
  --container-max: 1100px;
  --container-padding: 24px;
  --nav-height: 64px;

  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-smooth: 300ms cubic-bezier(0.25, 0, 0.1, 1);
}

/* -----------------------------------------------------------------------------
   Reset
   ----------------------------------------------------------------------------- */

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

* {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

/* -----------------------------------------------------------------------------
   Skip Link
   ----------------------------------------------------------------------------- */

.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  padding: 8px 16px;
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: 14px;
  text-decoration: none;
  z-index: 9999;
}

.skip-link:focus {
  top: 0;
}

/* -----------------------------------------------------------------------------
   Container
   ----------------------------------------------------------------------------- */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* -----------------------------------------------------------------------------
   Typography
   ----------------------------------------------------------------------------- */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.15;
  color: var(--color-text);
}

h1 {
  font-size: clamp(2.25rem, 5.5vw, 3.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.625rem, 3vw, 2.375rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: .5rem;
}

h3 {
  font-size: clamp(1.0625rem, 1.75vw, 1.3125rem);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

p {
  margin-bottom: 1rem;
}

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

a {
  color: var(--color-accent);
  text-decoration: underline;
}

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

strong {
  color: var(--color-text);
}

/* -----------------------------------------------------------------------------
   Shared Section Patterns
   ----------------------------------------------------------------------------- */

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.section-intro {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: clamp(32px, 4vw, 48px);
}

/* -----------------------------------------------------------------------------
   Buttons
   ----------------------------------------------------------------------------- */

.btn-primary {
  display: inline-block;
  padding: 14px 32px;
  background: var(--color-accent);
  color: #d4ebee;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 5px;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: #edf3f4;
  transform: translateY(-1px);
}

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

.btn-outline {
  display: inline-block;
  padding: 14px 32px;
  background: transparent;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--color-border);
  border-radius: 5px;
  transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

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

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

/* -----------------------------------------------------------------------------
   Navigation
   ----------------------------------------------------------------------------- */

.nav-links {
  list-style: none;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  transition: background var(--transition-smooth), box-shadow var(--transition-smooth);
}

.site-header.scrolled {
  background: var(--color-bg);
  box-shadow: 0 1px 0 var(--color-border), 0 4px 16px var(--color-nav-shadow);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.nav-logo-text {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  flex-shrink: 0;
}

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

/* Mobile hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  transform-origin: center;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav menu */
.nav-links {
  display: none;
  position: absolute;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 8px 24px var(--color-nav-shadow);
  padding: 8px 0 16px;
}

.nav-links.is-open {
  display: block;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 12px var(--container-padding);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
  min-height: 44px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-accent);
}

/* Desktop nav */
@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .nav-links {
    display: flex;
    position: static;
    background: none;
    border: none;
    box-shadow: none;
    padding: 0;
    gap: 4px;
    align-items: center;
  }

  .nav-link {
    display: inline-block;
    padding: 6px 12px;
    font-size: 0.9375rem;
    min-height: auto;
    position: relative;
  }

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 12px;
    right: 12px;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
  }

  .nav-link:hover::after,
  .nav-link.active::after {
    transform: scaleX(1);
  }

  .nav-link:hover,
  .nav-link.active {
    color: var(--color-text);
  }
}

body.nav-open {
  overflow: hidden;
}

/* -----------------------------------------------------------------------------
   Hero
   ----------------------------------------------------------------------------- */

#hero {
  display: flex;
  align-items: center;
  min-height: 100svh;
  padding-top: var(--nav-height);
  padding-bottom: clamp(48px, 6vw, 80px);
  background-color: var(--color-bg);
}

#hero .container {
  max-width: 760px;
  padding-top: clamp(40px, 5vw, 64px);
}

#hero h1 {
  max-width: 18ch;
  margin-bottom: 1.25rem;
}

#hero .section-label {
  margin-bottom: 1rem;
}

#hero .hero-sub {
  font-size: clamp(1.0625rem, 1.75vw, 1.25rem);
  color: var(--color-text-muted);
  font-weight: 400;
  margin-bottom: 2.5rem;
  max-width: 580px;
  line-height: 1.75;
}

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

@media (max-width: 767px) {
  #hero {
    min-height: 85svh;
    align-items: flex-start;
  }

  #hero .container {
    padding-top: clamp(32px, 6vw, 48px);
  }

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

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

/* -----------------------------------------------------------------------------
   Services
   ----------------------------------------------------------------------------- */

#services {
  padding: var(--section-padding) 0;
  background: var(--color-surface);
}

#services h2 {
  margin-bottom: 0.5rem;
}

.services-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.service-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: start;
  padding: 32px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(26, 26, 26, 0.06);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.service-row:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(26, 26, 26, 0.1);
}

.service-info h3 {
  margin-bottom: 0.5rem;
}

.service-info p {
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 0;
}

.service-tech-list {
  list-style: none;
  min-width: 180px;
}

.service-tech-list li {
  padding: 5px 0 5px 20px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

.service-tech-list li:last-child {
  border-bottom: none;
}

.service-tech-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: 0.8125rem;
}

@media (max-width: 767px) {
  .service-row {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    padding: 24px;
  }

  .service-tech-list {
    min-width: unset;
  }
}

/* -----------------------------------------------------------------------------
   How I Work
   ----------------------------------------------------------------------------- */

#how {
  padding: var(--section-padding) 0;
  border-top: 1px solid var(--color-border);
}

#how h2 {
  margin-bottom: clamp(24px, 3vw, 40px);
}

.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.how-text p {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

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

.how-text strong {
  color: var(--color-text);
}

.highlight-card {
  padding: 20px 24px;
  margin-bottom: 16px;
  background: var(--color-surface);
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.highlight-card:last-child {
  margin-bottom: 0;
}

.highlight-card h4 {
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.highlight-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: 0;
}

@media (max-width: 767px) {
  .how-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* -----------------------------------------------------------------------------
   Work
   ----------------------------------------------------------------------------- */

#work {
  padding: var(--section-padding) 0;
  background: var(--color-surface);
}

#work h2 {
  margin-bottom: 0.5rem;
}

.work-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.work-item {
  padding: 32px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(26, 26, 26, 0.06);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.work-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(26, 26, 26, 0.1);
}

.work-item-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 0.75rem;
}

.work-item-header h3 {
  margin-bottom: 0.25rem;
}

.work-item-icon-link {
  flex-shrink: 0;
  line-height: 0;
}

.work-item-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  object-fit: cover;
}

.work-item-tags {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.work-item > p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.work-item-footer {
  font-weight: 600;
  color: var(--color-accent);
  font-size: 0.875rem;
  margin-top: 0.75rem;
  margin-bottom: 0;
}

@media (max-width: 767px) {
  .work-item {
    padding: 24px;
  }
}

/* -----------------------------------------------------------------------------
   About
   ----------------------------------------------------------------------------- */

#about {
  padding: var(--section-padding) 0;
  border-top: 1px solid var(--color-border);
}

#about h2 {
  margin-bottom: clamp(24px, 3vw, 40px);
}

.about-content {
  max-width: 680px;
}

.about-content p {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

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

/* -----------------------------------------------------------------------------
   Contact
   ----------------------------------------------------------------------------- */

#contact {
  padding: var(--section-padding) 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

#contact h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  margin-bottom: 1rem;
}

.contact-direct {
  margin-top: 2.5rem;
}

.contact-direct > p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 400px;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 14px 20px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.contact-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.contact-link svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* -----------------------------------------------------------------------------
   Footer
   ----------------------------------------------------------------------------- */

.site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  text-align: center;
}

.site-footer p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

@media (min-width: 768px) {
  .site-footer .container {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  .footer-links {
    justify-content: flex-end;
  }
}

/* -----------------------------------------------------------------------------
   Scroll Reveal
   ----------------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}