/* =========================
   TOKENS
========================= */
:root {

  /* Stage Definitions */
  --header-height: 64px;        /* AWD sticky header height */
  --subnav-height: 45px;
  --frame-thickness: calc(var(--frame-pad) * 2); 
  --stage-height: calc(
    100svh
    - var(--header-height)
    - var(--frame-thickness)
  );

    /* Overlay */
  --overlay-bg: rgba(42, 41, 41, 0.8);
  --overlay-triangle-bg: rgba(0, 0, 0, 0.35);
  --overlay-pad: 20px;
  --overlay-col2-min: 450px;

  /* Overlay animation */
  --overlay-triangle-enter-duration: 140ms;
  --overlay-triangle-enter-ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --overlay-panel-enter-delay: 140ms;
  --overlay-panel-enter-duration: 180ms;
}

 


/* =========================
   BASE
========================= */
/* resets, primitives */

* { box-sizing: border-box; }

/* html, body { min-height: 100vh; overflow: hidden; } This causes mobile to lock after scrolling */

html, body {
  min-height: 100vh;
  overflow: hidden;
}


body.long-page {
  overflow: auto;
}

body {
  margin: 0;
  background: transparent;      /* black frame */
  padding: var(--frame-pad);     /* fixed 20px frame */
  font-family: var(--font-sans);
  color: var(--text);
  box-sizing: border-box;
  font-size: 16px;
  font-weight: 400;
}

/* Fixed viewport frame */
    .frame {
      position: fixed;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;

      box-sizing: border-box;
      border: var(--frame-pad) solid var(--color-secondary);
      background: transparent;

      pointer-events: none;
      z-index: 99;
    }





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

/* The website lives inside the frame */
.site {
  background: var(--surface);
  padding: 0 var(--gap-4);
}

/* Centering container that stays fluid */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--gap-3);
}

.section > .container {
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: clamp(2rem, 4vw, 6rem);
}

.visually-hidden {
  visibility: hidden;
  display: none;
}





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

/* Global utilities */
.flex {
  display: flex;
}

/* Heading pattern container */

.layout-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  width: 100%;
  padding-bottom: 10px;
}

.row { /* Code review: should this be named .row or .flex-row? Why? */
  display: flex;
  flex-direction: row;
  align-items: baseline;
}

.col {
  display: flex;
  flex-direction: column;
}

/* Grid utility classes */

.cols-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 480px) {
  .cols-2 {
    grid-template-columns: 1fr;
  }
}

/* =========================
   PADDING & ALIGNMENT
========================= */
.pad {
  padding: var(--gap-3);
}
.pad-lg {
  padding: var(--gap-4);
}

.pad-vt {
  padding-top: var(--gap-4);
  padding-bottom: var(--gap-4);
}

.pad-about {
  padding: var(--gap-3) 150px; 
}

.align-right {
  margin-left: auto;
  text-align: right;
}

.align-center {
  margin-inline: auto;
  text-align: center;
}


/* =========================
   INTERACTION STATES
========================= */
.content-rail {
  will-change: transform;
}

#content-rail[data-locked="true"] {
  overflow: hidden;
  pointer-events: none;
}


/* =========================
   LONG PAGE SECTIONS
========================= */
.page-main {
  display: grid;
  gap: 0;
}


.section {
  min-height: var(--stage-height);
  height: var(--stage-height);
  padding: 0;
  margin: 0;
}





/* =========================
   HEADING PATTERN
========================= */

/* Section heading wrapper */

/* initial heading pattern created 3/6/26
.section-heading {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}


.heading-main {
  font-family: var(--font-sans);
  font-weight: 900;
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  text-transform: uppercase;
  color: var(--color-primary);
}

.heading-accent {
  font-family: var(--font-serif-text);
  font-style: italic;
  font-weight: 400;
  letter-spacing: var(--ls-script);
  color: #ff4f87;
  margin-top: -16px;
}
  */

/* updated heading component 3/8/26 */

.section-heading {
  margin: 0;
  line-height: var(--lh-tight);
  display: flex;
  flex-direction: column;
}

.heading-main {
  display: block;
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: var(--ls-tight);
  text-transform: uppercase;
  color: var(--color-text);
  font-size: var(--heading-main-size);
}

.heading-accent {
  display: block;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: var(--ls-script);
  font-size: var(--heading-accent-size);
}

.subtitle {
  text-align: center;
  text-transform: uppercase;
  font-size: 1.375rem;
}

  .overlay-panel {
    --heading-main-size: 2rem;
    --heading-accent-size: 1.875rem;
  }

  .overlay-panel .heading-accent {
    margin-top: -7px;
  }

/* Scale Modifiers */

.heading--display .heading-main {
  font-size: var(--type-display);
}

.heading--display .heading-accent {
  font-size: calc(var(--type-display) * 0.85);
  margin-top: -8px;
}

.heading--h1 .heading-main {
  font-size: var(--type-h1);
}

.heading--h1 .heading-accent {
  font-size: calc(var(--type-h1) * 0.85);
  margin-top: -12px;
}

.heading--h2 .heading-main {
  font-size: var(--type-h2);
}

.heading--h2 .heading-accent {
  font-size: calc(var(--type-h2) * 0.85);
  margin-top: -8px;
}



/* =========================
   WORK SECTION
========================= */
.projects-wrapper {
  width: 100%;
}

#project-list {
  height: 450px;
  overflow: scroll;
}


/* move to components.css - AW 3/8/26 */
article.project-card {
  display: flex;
  gap: 2rem;
  flex-direction: row;
  align-items: flex-end;
  min-width: 0; /* important in flex layouts */
  border-bottom: 1px solid #F2F2F2;
  box-sizing: border-box;
  padding: 20px 0;
}

.project-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

article.project-card p {
  margin: 0;
}

article.project-card img {
  width: 300px;
  height: 200px;
  object-fit: cover;
  flex-shrink: 0;
}


/* =========================
   SERVICES SECTION
========================= */
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap-3);
  align-items: stretch;
  width: 100%;
}

.card {
  padding: var(--gap-3) 0;
}


/* =========================
   ABOUT SECTION
========================= */

.media {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 2fr;
  gap: var(--gap-3);
  align-items: start;
}

.about p {
  margin: 0.875rem 0 1.5rem 0;
}

.about-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: var(--gap-3);
  width: 100%;
}

.about-me {
  flex-direction: row;
  align-items: end;
}

.about-me .heading-accent {
  line-height: 30px;
}

/*******************************
AI LAB
*******************************/
.ai-lab .frame {
  border-color: var(--color-divider);
}

.ai-lab .site {
  padding: 0%;
}

.ai-lab .cards {
  grid-template-columns: 1fr;
  place-items: center;
}

.ai-lab img:not(.surface-face) {
  border-radius: 24px;
}

/*
.ai-lab section[data-secion="projects"] .section-heading {
  flex-direction: row;
}
  */

@media (max-width: 480px) {
  .ai-lab .toggle-wrapper .pad-vt {
    padding: 20px 0 0;
  }
  .ai-lab figure {
    margin: 0;
    padding: 0 20px;
  }
}

/* =========================
   ORIENTATION LOCK
   ====================== */
   
   .orientation-lock {
      position: fixed;
      inset: 0; /* top:0; right:0; bottom:0; left:0 */
    
      z-index: 1000;
      background: #000;
    
      display: none; /* hidden by default */
    
      align-items: center;
      justify-content: center;
    
      text-align: center;
    }
    
    .orientation-lock__content {
      font-family: var(--font-serif);
      font-size: 3rem;
      color: #fff;

      opacity: 0;
      transform: translateY(10px);

      animation: orientationFadeIn 0.6s ease forwards;
    }

    @keyframes orientationFadeIn {
        to {
          opacity: 1;
          transform: translateY(0);
        }
      }
    
    @media (max-height: 500px) {
      .orientation-lock {
        display: flex;
      }
    }


/* =========================
   BREAKPOINT QUERIES
   -- move to a token (ChatGPT: CSS Media Query Nesting) --
========================= */

/* Desktop-only scroll locking */
@media (hover: hover) and (pointer: fine) {
  html, body {
    overflow: hidden;
  }
}

@media (max-width: 1180px) {
  /* tablet styles */
  #project-list {
  height: 450px;
  }
  #chart svg {
    width: 700px;
  }
}

@media (min-width: 769px) {
  .media.about {
    align-items: center;
    width: auto;
  }
  .projects-wrapper {
    height: 450px;
  }
}

@media (max-width: 768px) {
    #project-list {
    overflow-y: auto;
    overflow-x: hidden;
    margin-inline: auto;
    max-width: 340px;
    height: 600px;
  }
}

@media (max-width: 768px) {
  /* Mobile Behavior for System Headings (Proportional scale) */
  :root {
    --frame-pad: 12px;
    --type-display: 42px;
    --type-h1: 36px;
    --type-h2: 28px;
    --type-body-lg: 20px;
  }

  /* The website lives inside the frame */
  .site {
    padding: 0;
  }

  h2 {
    font-size: 2.3rem;
    line-height: 40px;
  }

  /* Global Nav */
  .global-header .header-inner {
    flex-direction: column;
    align-items: center;
  }
  .designer-name {
    flex-direction: row;
    gap: 8px;
  }
  .global-nav__list {
    justify-content: center;
  }

  /* page.html (main page w/ 3 sections */
  .media { grid-template-columns: 1fr; }
  .about-footer { justify-content: center; }
  .pad-about { padding:0; }
  .cards { grid-template-columns: 1fr; }

  #project-list {
    overflow-y: auto;
    overflow-x: hidden;
    margin-inline: auto;
    max-width: 340px;
    height: 600px;
  }

  article.project-card {
    flex-direction: column;
    align-items: start;
    padding: 0 0 20px;
    gap: 1.2rem;
  }
  article.project-card img {
    width: 100%;
  }
  .logotext {
    font-size: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {

  #content-rail {
    width: 100%;
    max-width: 100%;
    min-width: 0; /* cross-browser fix for grid overflow bug */
  }
  .ai-lab .global-header .header-inner {
    flex-direction: row;
    padding: 10px 20px;
  }
  .section header h2 {
    font-size: 1.875rem;
  }
  .layout-section-header.row {
    flex-direction: column;
    align-items: stretch;
  }
  .section .container .about img {
    margin: 0 auto;
    max-width: 100%;
    /*display: none;*/
  }
  .section .container .about p:first-child {
    display: none;
  }
 
  .section .container .cards {
    gap: 0;
  }
  .section .container .cards .card {
    padding-bottom: 0;
  }
  .section .container .cards .card h3 {
    font-size: 1.375rem;
    padding-bottom: 8px;
    margin-bottom: 8px;
  }
  article.project-card {
    padding: 0 0 40px;
    gap: 1rem;
  }

  .list-inline-mobile {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 10px;

    padding: 0;
    margin: 0;
    list-style: none;

    max-width: 42ch; /* keeps it readable */
  }

  .list-inline-mobile li {
    white-space: nowrap;
    line-height: 1.4;
    max-width: none; /* override any global li rules */
  }

  .list-inline-mobile li::after {
    content: ",";
  }

  .list-inline-mobile li:last-child::after {
    content: "";
  }
  
}