/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 

RESPONSIVE CSS FRAMEWORK FOR IxD STUDENTS
Framework File - DO NOT EDIT
Link to this file but make all customizations in your custom.css file

 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*
  ================================================================
  🚫 **COPILOT INSTRUCTIONS FOR framework.css** 🚫
  ================================================================
  
  This file is READ ONLY It contains the core responsive layout, resets, and utility 
  classes for the project. 
  
  **STUDENT RULE:** * **DO NOT EDIT THIS FILE.** * All modifications, overrides, and new styles MUST be placed in 
      the `custom.css` file.
  
  Always ask user for preferences instead of making assumptions!
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*/


/* ==========================================================================
  CSS RESET
  Based on Eric Meyer's Reset CSS  
  source: http://meyerweb.com/eric/tools/css/reset/ 
  v2.0 | 20110126
  License: none (public domain)
========================================================================== */

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}

* {
  box-sizing: border-box;
}

/* ==========================================================================
   FONT LOADING
   ========================================================================== */

@font-face {
  font-family: 'PPPangramSans';
  src: url('https://raw.githubusercontent.com/merethom/framework/main/fonts/PPPangramSans-Bold.woff2') format('woff2'),
       url('https://raw.githubusercontent.com/merethom/framework/main/fonts/PPPangramSans-Bold.woff') format('woff');
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: 'PPPangramSans';
  src: url('https://raw.githubusercontent.com/merethom/framework/main/fonts/PPPangramSans-Medium.woff2') format('woff2'),
       url('https://raw.githubusercontent.com/merethom/framework/main/fonts/PPPangramSans-Medium.woff') format('woff');
  font-weight: 500;
  font-style: normal;
}

@font-face {
  font-family: 'PPPangramSans';
  src: url('https://raw.githubusercontent.com/merethom/framework/main/fonts/PPPangramSans-Semibold.woff2') format('woff2'),
       url('https://raw.githubusercontent.com/merethom/framework/main/fonts/PPPangramSans-Semibold.woff') format('woff');
  font-weight: 600;
  font-style: normal;
}


/* ==========================================================================
   CSS Variables
   ========================================================================== */

 
 :root {

  /* Color variables */
  --primary-100: #3A4E6A;
  --primary-80: #486284;
  --primary-50: #9CB0C9;
  --primary-25: #CED7E4;
  --grey: #EBEFF4;
  --white: #fff;


  /* Spacing variables */
  --spacing4x1: 0.25rem;
  --spacing8x1: 0.5rem;
  --spacing8x2: 1rem;
  --spacing8x3: 1.5rem;
  --spacing8x5: 2.5rem;
  --spacing8x8: 4rem;
  --spacing8x12: 6rem;
  --spacing8x18: 9rem;
  --spacing8x40: 20rem;

  --max-mobile-width: 400px;
  --max-tablet-width: 800px;
  --max-desktop-width: 1440px;

  --round-image-corner: 0.5rem;
}



/* ==========================================================================
   CSS RESET & BASE STYLES
   ========================================================================== */

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

html {
  overflow-x: hidden;
}

body {
  font-family: "PPPangramSans", sans-serif;
  font-weight: 500;
  overflow-x: hidden;
  line-height: 1.5;
  color: var(--primary-80);
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
}

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




/* ==========================================================================
   RESPONSIVE GRID SYSTEM
   ========================================================================== */

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-gap: var(--spacing8x3);
}

.no-gap {
  grid-gap: 0;
}

/* Mobile breakpoint - below 800px */
@media only screen and (max-width: 799px) {
  .mobi0 { display: none; }
  .mobi1 { grid-column-end: span 12; }
  .mobi2 { grid-column-end: span 6; }
  .mobi3 { grid-column-end: span 4; }
  .mobi4 { grid-column-end: span 3; }
  .mobi6 { grid-column-end: span 2; }
  .mobi12 { grid-column-end: span 1; }
}

/* Tablet breakpoint - 800px to 1279px */
@media only screen and (min-width: 800px) and (max-width: 1279px) {
  .tab0 { display: none; }
  .tab1 { grid-column-end: span 12; }
  .tab2 { grid-column-end: span 6; }
  .tab3 { grid-column-end: span 4; }
  .tab4 { grid-column-end: span 3; }
  .tab6 { grid-column-end: span 2; }
  .tab8 { grid-column-end: span 8; }
  .tab12 { grid-column-end: span 1; }
}

/* Desktop breakpoint - 1280px and above */
@media only screen and (min-width: 1280px) {
  .desk0 { display: none; }
  .desk1 { grid-column-end: span 12; }
  .desk2 { grid-column-end: span 6; }
  .desk3 { grid-column-end: span 4; }
  .desk4 { grid-column-end: span 3; }
  .desk6 { grid-column-end: span 2; }
  .desk8 { grid-column-end: span 8; }
  .desk12 { grid-column-end: span 1; }
}


/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */

/* Text alignment */
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.centre-text { text-align: center; } /* Keep existing class for compatibility */



/* ==========================================================================
   COMPONENT UTILITIES
   ========================================================================== */

/* Icon with text layout */
.icon-with-text {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-gap: 20px;
}

/* Image utilities */
.img-responsive {
  width: 100%;
  height: auto;
  display: block;
}

.img-cover {
  width: 100%;
  height: 200px;
  object-fit: cover;
  object-position: center;
}

.img-contain {
  width: 100%;
  height: 200px;
  object-fit: contain;
  object-position: center;
}

/* Full Viewport Image */
.full-viewport-image {
  margin: 0;
  height: 100vh;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  overflow: hidden;
  box-sizing: border-box;
}

.viewport-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Dark background wrapper - extends to viewport edges */
.dark-bg-wrapper {
  background: var(--primary-100);
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  padding: var(--spacing8x3) calc(50vw - 50%);
  box-sizing: border-box;
}


/* Content that spans the full width and is divided in half */
.dual-full-width {
  background: var(--grey);
  display: grid;
  grid-template-columns: 1fr 1fr;
  /* This must be applied to a <div> parent, not a <section> parent (otherwise it breaks) */
}

.dual-full-width div {
  min-height: 400px;
}

.dual-full-width .image {
  background: url('../img/placeholder_bg.png') center center no-repeat;
}

.dual-full-width .text {
  padding: var(--spacing8x8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

/* Card section */

section .card {
  background: var(--purple);
  border-radius: var(--spacing8x2);
  padding: var(--spacing8x5);
}

section .card h4 + p {
  margin-top: var(--spacing8x1);
}

section .card p + .button {
  margin-top: var(--spacing8x3);
}


/* ==========================================================================
   RESPONSIVE CUSTOMIZATIONS 
   ========================================================================== */

@media only screen and (max-width: 799px) {
  
  /* Horizontally centre text on moible only */
  .mobi-h-cent { 
    text-align: center; 
  }


  /* Reflow to single columnn on mobile only */
  .dual-full-width {
    grid-template-columns: 1fr;
  }



}




/* ==========================================================================
   MOBILE NAVIGATION SYSTEM
   ========================================================================== */


header {
  margin: var(--spacing8x2) var(--spacing8x3);
  align-items: center;
}

.featured {
  margin-top: var(--spacing8x12);
}

section {
  margin: var(--spacing8x8) var(--spacing8x3);
}






/* ==========================================================================
   MOBILE NAVIGATION SYSTEM
   ========================================================================== */

/* Hide the checkbox but keep it functional */
#mobile-nav-toggle {
  position: fixed;
  top: var(--spacing8x3);
  right: var(--spacing8x3);
  opacity: 0;
  cursor: pointer;
  height: 32px;
  width: 32px;
  pointer-events: none;
  z-index: 1002;
}

/* Hamburger menu styling */
.hamburger-menu {
  display: none;
  cursor: pointer;
  position: fixed;
  top: var(--spacing8x3)  ;
  right: var(--spacing8x3);
  z-index: 1001;
  width: 32px;
  height: var(--spacing8x3);
}

.hamburger-menu span {
  display: block;
  position: absolute;
  height: var(--spacing4x1);
  width: 100%;
  background-color: var(--primary-100);
  border-radius: var(spacing4x1);
  transition: all 0.3s ease-in-out;
}

.hamburger-menu span:nth-child(1) { top: 0; }
.hamburger-menu span:nth-child(2) { top: 10px; }
.hamburger-menu span:nth-child(3) { top: 20px; }

/* Mobile navigation overlay */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary-100);
  z-index: 1000;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  display: grid;
  grid-template-columns: 1fr;
   padding-top: var(--spacing8x12);
}

.mobile-nav nav {
  margin: 0 20px;
}

.mobile-nav nav a {
  color: white;
  text-decoration: none;
  font-size: 25px;
  display: block;
  border-bottom: 1.5px solid #ebeff4;
  padding: 20px 0;
}

/* Show mobile nav when checkbox is checked */
#mobile-nav-toggle:checked ~ .mobile-nav {
  transform: translateX(0);
}

/* Transform hamburger to X when menu is open */
#mobile-nav-toggle:checked ~ .hamburger-menu span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
  background-color: white;
}

#mobile-nav-toggle:checked ~ .hamburger-menu span:nth-child(2) {
  opacity: 0;
}

#mobile-nav-toggle:checked ~ .hamburger-menu span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
  background-color: white;
}

/* Prevent background scrolling when menu is open */
#mobile-nav-toggle:checked ~ #content-wrapper {
  height: auto;
  overflow: visible;
}

body:has(#mobile-nav-toggle:checked) {
  overflow: hidden;
}

/* Show hamburger menu on mobile only */
@media only screen and (max-width: 799px) {
  .hamburger-menu {
    display: block;
  }
  
  #mobi {
    display: none;
  }
}



/* ==========================================================================
   DESKTOP DROPDOWN NAVIGATION
   ========================================================================== */

/* Dropdown container - positioned relative to allow absolute positioning of submenu */
.desktop-nav nav .dropdown {
  position: relative;
  display: inline-block;
}

/* Chevron icon styling */
.desktop-nav nav .dropdown .fa-chevron-down {
  font-size: 10px;
  margin-left: 5px;
  transition: transform 300ms;
}

/* Rotate chevron on hover */
.desktop-nav nav .dropdown:hover .fa-chevron-down {
  transform: rotate(180deg);
}

/* Dropdown submenu - hidden by default */
.desktop-nav nav .dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--white);
  border: 1.5px solid var(--grey);
  border-radius: 4px;
  width: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 300ms;
  z-index: 1000;
  margin-top: 15px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transform: translateX(-3px);
}

/* Show dropdown menu on hover */
.desktop-nav nav .dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Dropdown menu items */
.desktop-nav nav .dropdown-menu a {
  display: block;
  padding: 12px 20px;
  color: var(--primary-80);
  text-decoration: none;
  font-size: 15px;
  margin-left: 0;
  border-bottom: 1px solid var(--grey);
  transition: all 300ms;
  text-align: left;
  white-space: nowrap;
}

/* Remove border from last item */
.desktop-nav nav .dropdown-menu a:last-child {
  border-bottom: none;
}

/* Dropdown item hover state */
.desktop-nav nav .dropdown-menu a:hover {
  background-color: var(--grey);
  opacity: 1;
}


/* ==========================================================================
   MOBILE DROPDOWN NAVIGATION
   ========================================================================== */

/* Mobile dropdown container */
.mobile-nav nav .dropdown {
  display: block;
}

/* Hide the checkbox but keep it functional */
.mobile-nav nav .mobile-dropdown-toggle {
  display: none;
}

/* Mobile dropdown toggle label (acts as button) */
.mobile-nav nav .dropdown label {
  color: white;
  text-decoration: none;
  font-size: 25px;
  display: block;
  border-bottom: 1.5px solid #ebeff4;
  padding: 20px 0;
  cursor: pointer;
  position: relative;
}

/* Mobile chevron icon */
.mobile-nav nav .dropdown .fa-chevron-down {
  font-size: 20px;
  margin-left: 8px;
  margin-top: 8px;
  margin-right: 4px;
  float: right;
  transition: transform 300ms;
}

/* Mobile dropdown submenu - hidden by default */
.mobile-nav nav .dropdown-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 300ms ease;
  background-color: rgba(255, 255, 255, 0.1);
  margin-top: 0;
}

/* Mobile dropdown menu items */
.mobile-nav nav .dropdown-menu a {
  font-size: 20px;
  padding: 15px 0 15px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* Remove border from last mobile dropdown item */
.mobile-nav nav .dropdown-menu a:last-child {
  border-bottom: none;
}

/* Show mobile dropdown when checkbox is checked */
.mobile-nav nav .mobile-dropdown-toggle:checked ~ .dropdown-menu {
  max-height: 300px;
}

/* Rotate mobile chevron when checkbox is checked */
.mobile-nav nav .mobile-dropdown-toggle:checked ~ label .fa-chevron-down {
  transform: rotate(180deg);
}

/* Mobile dropdown item hover state */
.mobile-nav nav .dropdown-menu a:hover {
  background-color: rgba(255, 255, 255, 0.15);
}