/*
 * Argo Games Main Stylesheet
 * main.css
 *
 * Complete styling for the Argo Games website. Dark theme with
 * red (#E63329) accents complementing the black/red/white logo.
 * Responsive, hand-written CSS with no framework dependencies.
 *
 * Copyright 2026 Argo Games. All rights reserved.
 * jason@argo-games.com
 */

/* ==========================================================================
   Custom Properties
   ========================================================================== */

:root {
  --color-bg:          #111111;
  --color-bg-raised:   #1a1a1a;
  --color-bg-card:     #222222;
  --color-surface:     #2a2a2a;
  --color-border:      #333333;
  --color-text:        #e8e8e8;
  --color-text-muted:  #999999;
  --color-text-dim:    #666666;
  --color-white:       #ffffff;
  --color-black:       #000000;
  --color-red:         #E63329;
  --color-red-hover:   #ff4a40;
  --color-red-dim:     rgba(230, 51, 41, 0.15);

  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Cinzel', 'Georgia', serif;

  --max-width:     1200px;
  --nav-height:    72px;
  --radius:        6px;
  --radius-lg:     12px;
  --transition:    0.25s ease;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

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

.logo-invert {
  filter: brightness(0) invert(1);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-white);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.35rem; }

/* ==========================================================================
   Layout
   ========================================================================== */

.site-main {
  flex: 1;
}

.section-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(17, 17, 17, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 48px;
  width: auto;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-link {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0;
  position: relative;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-red);
  transition: width var(--transition);
}

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

.nav-link:hover::after,
.nav-link--active::after {
  width: 100%;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(80vh - var(--nav-height));
  padding: 4rem 2rem;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 0%, var(--color-red-dim) 0%, transparent 60%),
    var(--color-bg);
}

.hero-content {
  max-width: 720px;
}

.hero-logo {
  max-width: 280px;
  margin: 0 auto 2rem;
  filter: drop-shadow(0 0 40px rgba(230, 51, 41, 0.12));
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.hero-description p {
  margin-bottom: 1rem;
}

.hero-cta {
  display: inline-block;
  padding: 0.875rem 2.5rem;
  background: var(--color-red);
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.hero-cta:hover {
  background: var(--color-red-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(230, 51, 41, 0.3);
}

/* ==========================================================================
   Section Headings
   ========================================================================== */

.section-heading {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  padding-bottom: 1rem;
}

.section-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--color-red);
  border-radius: 2px;
}

/* ==========================================================================
   Project Grid
   ========================================================================== */

.home-projects {
  padding: 5rem 0;
  background: var(--color-bg-raised);
}

.projects-listing {
  padding: 3rem 0 5rem;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

/* ==========================================================================
   Project Card
   ========================================================================== */

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  border-color: var(--color-red);
}

.project-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.project-card-link:hover {
  color: inherit;
}

.project-card-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-surface);
}

.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.4s ease;
}

.project-card:hover .project-card-image img {
  transform: scale(1.05);
}

.project-card-image--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-card) 100%);
}

.project-card-placeholder-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-text-dim);
  letter-spacing: 0.05em;
}

.project-card-body {
  padding: 1.5rem;
}

.project-card-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.project-card-genre {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-red);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.project-card-description {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-card-status {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.project-card-status--in-development {
  background: var(--color-red-dim);
  color: var(--color-red);
}

.project-card-status--released {
  background: rgba(46, 204, 113, 0.15);
  color: #2ecc71;
}

.project-card-status--alpha {
  background: rgba(241, 196, 15, 0.15);
  color: #f1c40f;
}

.project-card-status--beta {
  background: rgba(52, 152, 219, 0.15);
  color: #3498db;
}

/* ==========================================================================
   Section More Link
   ========================================================================== */

.section-more {
  text-align: center;
  margin-top: 3rem;
}

.section-more-link {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.section-more-link:hover {
  color: var(--color-red);
}

/* ==========================================================================
   Page Header
   ========================================================================== */

.page-header {
  padding: 4rem 0 2rem;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 0%, var(--color-red-dim) 0%, transparent 60%),
    var(--color-bg);
}

.page-title {
  margin-bottom: 0.75rem;
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

.page-content {
  margin-top: 1.5rem;
  font-size: 1rem;
  color: var(--color-text);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.projects-empty {
  text-align: center;
  color: var(--color-text-dim);
  font-size: 1.1rem;
  padding: 4rem 0;
}

.about-content {
  padding: 3rem 0 5rem;
}

.about-content .page-content {
  margin-top: 0;
}

/* ==========================================================================
   Project Single
   ========================================================================== */

.project-single {
  padding: 3rem 0 5rem;
}

.project-hero {
  display: flex;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
  align-items: flex-start;
}

.project-hero-info {
  flex: 0 0 33.33%;
  min-width: 0;
}

.project-hero-media {
  flex: 1;
  min-width: 0;
}

.project-hero-media .carousel {
  max-width: 100%;
}

.project-header {
  margin-bottom: 2.5rem;
}

.project-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.project-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.project-release-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.project-genre {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-red);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.project-status {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.project-status--in-development {
  background: var(--color-red-dim);
  color: var(--color-red);
}

.project-status--released {
  background: rgba(46, 204, 113, 0.15);
  color: #2ecc71;
}

.project-status--alpha {
  background: rgba(241, 196, 15, 0.15);
  color: #f1c40f;
}

.project-status--beta {
  background: rgba(52, 152, 219, 0.15);
  color: #3498db;
}

.project-featured-image {
  margin-bottom: 2.5rem;
  max-width: 400px;
}

.project-featured-image img {
  width: 100%;
  height: auto;
}

.project-body {
  font-size: 1.05rem;
  line-height: 1.8;
  max-width: 780px;
}

.project-body p {
  margin-bottom: 1.25rem;
}

.project-body h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.project-body h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.project-body ul,
.project-body ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.project-body li {
  margin-bottom: 0.5rem;
}

.project-play {
  margin-top: 2.5rem;
}

.project-play-btn {
  display: inline-block;
  padding: 1rem 3rem;
  background: var(--color-red);
  color: var(--color-white);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.project-play-btn:hover {
  background: var(--color-red-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(230, 51, 41, 0.3);
}

.project-back {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.project-back-link {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.project-back-link:hover {
  color: var(--color-red);
}

/* ==========================================================================
   Image Carousel
   ========================================================================== */

.carousel {
  position: relative;
  margin-bottom: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-black);
}

.carousel-track {
  position: relative;
  aspect-ratio: 16 / 9;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.carousel-slide--active {
  opacity: 1;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.6);
  color: var(--color-white);
  border: none;
  font-size: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition), background var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.carousel:hover .carousel-btn {
  opacity: 1;
}

.carousel-btn:hover {
  background: rgba(230, 51, 41, 0.8);
}

.carousel-btn--prev {
  left: 1rem;
}

.carousel-btn--next {
  right: 1rem;
}

.carousel-dots {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.5);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background var(--transition), border-color var(--transition);
}

.carousel-dot--active {
  background: var(--color-red);
  border-color: var(--color-red);
}

.carousel-dot:hover {
  border-color: var(--color-white);
}

/* Thumbnail strip */
.carousel-thumbs {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.carousel-thumbs::-webkit-scrollbar {
  height: 4px;
}

.carousel-thumbs::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 2px;
}

.carousel-thumb {
  flex: 0 0 auto;
  width: 100px;
  height: 56px;
  padding: 0;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-black);
  cursor: pointer;
  opacity: 0.5;
  transition: opacity var(--transition), border-color var(--transition);
}

.carousel-thumb:hover {
  opacity: 0.8;
  border-color: var(--color-text-muted);
}

.carousel-thumb--active {
  opacity: 1;
  border-color: var(--color-red);
}

.carousel-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--color-black);
  border-top: 1px solid var(--color-border);
  padding: 3rem 0;
  margin-top: auto;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}

.footer-logo {
  height: 40px;
  width: auto;
  margin: 0 auto 0.75rem;
  opacity: 0.6;
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.footer-link {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer-link:hover {
  color: var(--color-red);
}

.footer-copyright {
  font-size: 0.75rem;
  color: var(--color-text-dim);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 768px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(17, 17, 17, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-links--open {
    display: flex;
  }

  .nav-links li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-links li:last-child {
    border-bottom: none;
  }

  .hero {
    min-height: auto;
    padding: 3rem 1.5rem;
  }

  .hero-logo {
    max-width: 200px;
  }

  .hero-tagline {
    font-size: 1rem;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .home-projects {
    padding: 3rem 0;
  }

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

  .project-hero-info {
    flex: none;
    width: 100%;
  }

  .project-title {
    font-size: 1.75rem;
  }

  .carousel-btn {
    width: 36px;
    height: 36px;
    font-size: 1.5rem;
    opacity: 1;
  }

  .footer-links {
    flex-direction: column;
    gap: 0.75rem;
  }

  /* Play page responsive */
  .play-header {
    padding: 1rem 1rem 0.75rem;
  }

  .play-title {
    font-size: 1.25rem;
  }
}

/* ==========================================================================
   Play / Embed Page
   ========================================================================== */

.play-page {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--nav-height));
}

.play-header {
  padding: 1rem 2rem 0.75rem;
  flex-shrink: 0;
}

.play-title {
  font-size: 1.5rem;
  font-family: var(--font-display);
  color: var(--color-white);
}

.play-container {
  flex: 1;
  position: relative;
  min-height: 0;
  background: var(--color-black);
}

.play-canvas {
  display: block;
  width: 100%;
  height: 100%;
  outline: none;
}

/* Loading overlay */
.play-loading {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.play-loading--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.play-loading--error .play-loading-text {
  color: var(--color-red);
}

.play-loading--error .play-progress-bar {
  display: none;
}

.play-loading-content {
  text-align: center;
  max-width: 320px;
  padding: 2rem;
}

.play-loading-logo {
  width: 80px;
  height: auto;
  margin: 0 auto 1.5rem;
  opacity: 0.6;
}

.play-loading-text {
  font-size: 1rem;
  color: var(--color-text);
  margin-bottom: 1.25rem;
}

/* Progress bar */
.play-progress-bar {
  width: 100%;
  height: 4px;
  background: var(--color-surface);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.play-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--color-red);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.play-loading-status {
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

@media (max-width: 480px) {
  .section-container {
    padding: 0 1rem;
  }

  .nav-container {
    padding: 0 1rem;
  }

  .hero-logo {
    max-width: 160px;
  }

  .project-card-body {
    padding: 1rem;
  }
}