/* 
 * Responsive CSS for The Channel website 
 * Implements fluid typography, container queries, and responsive layout
 * This file builds on variables.css and breakpoints.css
 */

/* Base styles - Applied to all devices */

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-primary);
  line-height: var(--line-height-tight);
}

p {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

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

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

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

/* Layout containers */
.background-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: linear-gradient(to bottom, #0a192f, #20314f);
  z-index: var(--z-index-background);
}

.content-container {
  position: relative;
  height: 100vh;
  overflow-y: scroll;
  z-index: var(--z-index-content);
}

/* Only enable scroll snap on home page */
.home .content-container {
  scroll-snap-type: y mandatory;
}

main {
  flex: 1;
  width: 100%;
  margin: 0 auto;
}

.container {
  width: var(--container-width);
  margin-inline: auto;
  padding: var(--space-2);
}

section {
  position: relative;
  overflow: hidden;
}

/* Apply scroll-snap only to homepage sections */
.home section {
  scroll-snap-align: start;
  min-height: 100vh;
}

/* Header */
header {
  padding: var(--space-2) 0;
  margin-top: var(--space-4);
}

.header-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: var(--container-width);
  margin-inline: auto;
}

.logo-link {
  text-decoration: none;
}

.logo {
  font-family: var(--font-family-display);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-logo);
  margin-bottom: var(--space-2);
  background: var(--color-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  padding: 0 var(--space-2);
  text-align: center;
}

/* Navigation */
.main-nav {
  width: 100%;
  margin-top: var(--space-3);
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--font-size-base);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-medium);
}

.nav-link:hover, 
.nav-link:focus {
  color: var(--color-primary);
  background: var(--color-card-bg);
}

/* Hero section */
.hero {
  text-align: center;
  max-width: var(--content-width);
  margin: var(--space-4) auto;
  padding: 0 var(--space-3);
}

.hero h1 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-3);
  animation: fadeInUp 1s ease-out;
}

.subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  animation: fadeInUp 1s ease-out 0.2s backwards;
}

.coming-soon {
  background: var(--color-card-bg);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-xl);
  display: inline-block;
  margin-bottom: var(--space-4);
  animation: pulse 2s infinite;
}

.store-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.4s backwards;
}

.store-button {
  padding: var(--space-2) var(--space-3);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-xl);
  color: var(--color-text);
  text-decoration: none;
  transition: all var(--transition-medium);
}

.store-button:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

/* Content pages */
.content-page {
  width: var(--container-width);
  margin: 0 auto;
  background: var(--color-card-bg);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

/* Add appropriate spacing for non-homepage content */
body:not(.home) main {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}

.content-page h1 {
  text-align: center;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  font-size: var(--font-size-3xl);
}

.content-page h2 {
  color: var(--color-primary);
  margin: var(--space-4) 0 var(--space-2);
  font-size: var(--font-size-2xl);
}

.content-page h3 {
  color: var(--color-text);
  font-size: var(--font-size-xl);
  margin: var(--space-3) 0 var(--space-2);
}

.content-page h4 {
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  margin: var(--space-3) 0 var(--space-1);
}

.content-page ul {
  list-style: disc;
  margin: var(--space-1) 0 var(--space-2) var(--space-4);
}

.content-page li {
  margin-bottom: var(--space-1);
}

/* Conversation section */
.conversation {
  padding: var(--space-4) var(--space-2);
  margin: var(--space-4) auto;
  max-width: var(--container-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.section-heading {
  color: var(--color-primary);
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-4);
  animation: fadeInUp 1s ease-out 0.4s backwards;
  text-align: center;
}

/* For section headings that should be left-aligned */
.section-heading.text-left {
  text-align: left;
}

.conversation-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  animation: fadeInUp 1s ease-out 0.4s backwards;
}

.conversation-text {
  width: 100%;
}

.conversation-text h2 {
  margin-bottom: var(--space-3);
}

.conversation-text p {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

/* Custom layout for conversation section at different breakpoints */
@media (min-width: 768px) {
  .conversation-content {
    flex-direction: row;
    align-items: center; /* Center items vertically */
  }
  
  .conversation-text {
    width: 60%;
    padding-right: var(--space-4);
  }
  
  /* For reversed layout (image on left, text on right) */
  .conversation-content.oracle-section {
    flex-direction: row-reverse;
  }
  
  .oracle-section .conversation-text {
    padding-right: 0;
    padding-left: var(--space-4);
  }
}

/* Planets section */
.planets-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  min-height: 50vh;
  padding: var(--space-4) 0;
  padding-bottom: var(--space-2); /* Add extra padding at the bottom */
}

.planets-heading {
  text-align: center;
}

.planets-text-content {
  width: 100%;
}

.planets-text-content p {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

.planets-images-content {
  width: 100%;
}

/* Screenshots grid - single column by default for mobile */
.screenshots-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  width: 100%;
  margin: 0;
}

/* Two columns for tablets */
@media (min-width: 768px) and (max-width: 1199px) {
  .screenshots-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Three columns with sidebar for desktop */
@media (min-width: 1200px) {
  .planets-layout {
    flex-direction: row;
    align-items: flex-start;
  }
  
  .planets-text-content {
    width: 30%;
    padding-right: var(--space-4);
  }
  
  .planets-images-content {
    width: 70%;
  }
  
  .screenshots-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

/* Spacer for home page footer */
.home-footer-spacer {
  height: 20vh; /* Adjust this value to control space between content and footer */
  width: 100%;
}

/* Footer */
footer {
  background: rgba(0, 0, 0, 0.2);
  padding: var(--space-5) 0;
  margin-top: var(--space-6);
  text-align: center;
}

footer nav {
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

footer nav a {
  color: var(--color-text);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-1);
  transition: all var(--transition-medium);
  width: 100%;
  max-width: 250px;
  text-align: center;
  font-size: var(--font-size-base);
}

footer nav a:hover {
  color: var(--color-primary);
}

footer p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
  padding: 0 var(--space-3);
}

/* Tablet and desktop footer layout */
@media (min-width: 768px) {
  footer nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-3);
  }
  
  footer nav a {
    width: auto;
    max-width: none;
    margin-bottom: 0;
    padding: var(--space-1) var(--space-3);
  }
}

/* Utility classes */
.text-center {
  text-align: center;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}