/* ========================================
   WORKPLACE IT HELP DESK SYSTEM
======================================== */

.help-desk-case {
  --hd-blue: #21658a;
  --hd-blue-dark: #153e59;
  --hd-blue-light: #dbeaf3;

  --hd-green: #6caf3f;
  --hd-green-dark: #426f28;

  --hd-navy: #122637;
  --hd-cream: #faf8f4;
  --hd-white: #ffffff;

  --hd-text: #29323a;
  --hd-muted: #66717a;
  --hd-border: #d6e0e6;

  color: var(--hd-text);
  background: var(--hd-white);
}


.hd-shell {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}


/* ========================================
   HERO
======================================== */

.hd-hero {
  overflow: hidden;

  padding:
    clamp(5rem, 9vw, 9rem)
    0;

  color: var(--hd-white);

  background:
    radial-gradient(
      circle at 88% 20%,
      rgba(108, 175, 63, 0.19),
      transparent 28rem
    ),
    linear-gradient(
      135deg,
      #102432,
      var(--hd-blue-dark)
    );
}


.hd-hero-grid {
  display: grid;

  grid-template-columns:
    minmax(0, 1fr)
    minmax(340px, 0.8fr);

  gap: clamp(3rem, 7vw, 7rem);

  align-items: center;
}


.hd-eyebrow,
.hd-label {
  margin: 0 0 1rem;

  color: var(--hd-green);

  font-size: 0.8rem;
  font-weight: 800;

  letter-spacing: 0.16em;

  text-transform: uppercase;
}


.hd-hero h1 {
  max-width: 700px;

  margin: 0;

  color: var(--hd-white);

  font-size:
    clamp(3rem, 7vw, 6.8rem);

  line-height: 0.94;

  letter-spacing: -0.055em;
}


.hd-hero h1 span {
  display: block;

  color: #82c6e7;
}


.hd-lead {
  max-width: 680px;

  margin:
    2rem
    0;

  color:
    rgba(255, 255, 255, 0.82);

  font-size:
    clamp(1.05rem, 2vw, 1.3rem);

  line-height: 1.75;
}


.hd-tags {
  display: flex;
  flex-wrap: wrap;

  gap: 0.7rem;

  padding: 0;
  margin: 2rem 0 0;

  list-style: none;
}


.hd-tags li {
  padding:
    0.55rem
    0.9rem;

  color: var(--hd-white);

  border:
    1px solid
    rgba(255, 255, 255, 0.3);

  border-radius: 999px;

  font-size: 0.85rem;
  font-weight: 700;
}


.hd-hero-visual {
  margin: 0;

  padding: 1rem;

  background: var(--hd-white);

  border-radius: 18px;

  box-shadow:
    26px 26px 0
    rgba(108, 175, 63, 0.8);
}


.hd-hero-visual img {
  width: 100%;
  height: auto;
}


.hd-hero-visual figcaption {
  padding-top: 0.8rem;

  color: var(--hd-muted);

  font-size: 0.82rem;

  text-align: center;
}


/* ========================================
   SECTIONS
======================================== */

.hd-section {
  padding:
    clamp(5rem, 8vw, 8rem)
    0;
}


.hd-section h2,
.hd-next h2 {
  max-width: 780px;

  margin:
    0
    0
    1.8rem;

  color: var(--hd-blue-dark);

  font-size:
    clamp(2.2rem, 4.5vw, 4rem);

  line-height: 1.08;

  letter-spacing: -0.04em;
}


.hd-section h3 {
  color: var(--hd-blue-dark);
}


.hd-section p {
  line-height: 1.8;
}


.hd-intro {
  max-width: 780px;

  margin-bottom: 3rem;

  color: var(--hd-muted);

  font-size: 1.08rem;
}


/* ========================================
   OVERVIEW
======================================== */

.hd-overview-grid,
.hd-two-column,
.hd-class-heading,
.hd-reflection-grid {
  display: grid;

  grid-template-columns:
    minmax(0, 1.25fr)
    minmax(300px, 0.75fr);

  gap: clamp(3rem, 7vw, 7rem);

  align-items: start;
}


.hd-facts {
  padding: 2rem;

  color: var(--hd-white);

  background: var(--hd-navy);

  border-top:
    7px solid
    var(--hd-green);

  border-radius:
    0 0 18px 18px;
}


.hd-facts .hd-label {
  color: #9fd377;
}


.hd-facts dl {
  margin: 0;
}


.hd-facts dl div {
  padding:
    1rem
    0;

  border-top:
    1px solid
    rgba(255, 255, 255, 0.16);
}


.hd-facts dt {
  color: #9fd377;

  font-size: 0.75rem;
  font-weight: 800;

  letter-spacing: 0.1em;

  text-transform: uppercase;
}


.hd-facts dd {
  margin:
    0.35rem
    0 0;
}


/* ========================================
   SOFT SECTION
======================================== */

.hd-soft {
  background:
    linear-gradient(
      135deg,
      rgba(33, 101, 138, 0.08),
      transparent 60%
    ),
    #f5f9fb;
}


/* ========================================
   WORKFLOW CARDS
======================================== */

.hd-workflow-list {
  display: grid;

  grid-template-columns:
    repeat(3, minmax(0, 1fr));

  gap: 1.4rem;

  margin-bottom: 4rem;
}


.hd-workflow-list article {
  padding: 1.8rem;

  background: var(--hd-white);

  border:
    1px solid
    var(--hd-border);

  border-radius: 16px;

  box-shadow:
    0 10px 25px
    rgba(21, 62, 89, 0.07);
}


.hd-workflow-list span,
.hd-architecture-grid span,
.hd-number {
  color: var(--hd-green-dark);

  font-size: 0.8rem;
  font-weight: 900;

  letter-spacing: 0.12em;
}


.hd-workflow-list h3 {
  margin:
    1rem
    0
    0.75rem;

  font-size: 1.2rem;
}


.hd-workflow-list p {
  margin: 0;

  color: var(--hd-muted);
}


/* ========================================
   LARGE DIAGRAM
======================================== */

.hd-large-diagram,
.hd-class-diagram {
  margin:
    3rem
    0 0;

  padding:
    clamp(1rem, 3vw, 2.5rem);

  background: var(--hd-navy);

  border-radius: 20px;
}


.hd-large-diagram img,
.hd-class-diagram img {
  width: 100%;
  height: auto;

  background: var(--hd-white);
}


.hd-large-diagram figcaption,
.hd-class-diagram figcaption {
  margin-top: 1rem;

  color:
    rgba(255, 255, 255, 0.72);

  text-align: center;

  font-size: 0.88rem;
}


/* ========================================
   DIAGRAM CARD
======================================== */

.hd-diagram-card {
  margin: 0;

  padding: 1rem;

  background: var(--hd-white);

  border:
    1px solid
    var(--hd-border);

  border-radius: 18px;

  box-shadow:
    0 18px 50px
    rgba(21, 62, 89, 0.12);
}


.hd-diagram-card img {
  width: 100%;
}


.hd-diagram-card figcaption {
  padding-top: 0.8rem;

  color: var(--hd-muted);

  text-align: center;

  font-size: 0.85rem;
}


/* ========================================
   DARK SEQUENCE SECTION
======================================== */

.hd-dark {
  color: var(--hd-white);

  background: var(--hd-navy);
}


.hd-dark h2,
.hd-dark h3 {
  color: var(--hd-white);
}


.hd-dark .hd-label {
  color: #9fd377;
}


.hd-dark .hd-intro {
  color:
    rgba(255, 255, 255, 0.72);
}


.hd-sequence-grid {
  display: grid;

  gap: 2rem;
}


.hd-sequence-card {
  display: grid;

  grid-template-columns:
    minmax(250px, 0.55fr)
    minmax(0, 1.45fr);

  gap: 2rem;

  align-items: center;

  padding:
    clamp(1.5rem, 4vw, 3rem);

  background:
    rgba(255, 255, 255, 0.06);

  border:
    1px solid
    rgba(255, 255, 255, 0.12);

  border-radius: 18px;
}


.hd-sequence-copy p {
  color:
    rgba(255, 255, 255, 0.75);
}


.hd-sequence-image {
  display: block;

  padding: 1rem;

  background: var(--hd-white);

  border-radius: 12px;
}


.hd-sequence-image img {
  width: 100%;
  height: auto;
}


/* ========================================
   CLASS DIAGRAM
======================================== */

.hd-class-heading > div:last-child {
  color: var(--hd-muted);
}


/* ========================================
   ARCHITECTURE
======================================== */

.hd-architecture-grid {
  display: grid;

  grid-template-columns:
    repeat(4, minmax(0, 1fr));

  gap: 1.25rem;

  margin-top: 3rem;
}


.hd-architecture-grid article {
  padding: 1.7rem;

  background: var(--hd-white);

  border-top:
    5px solid
    var(--hd-blue);

  box-shadow:
    0 10px 30px
    rgba(21, 62, 89, 0.08);
}


.hd-architecture-grid article:nth-child(even) {
  border-top-color:
    var(--hd-green);
}


.hd-architecture-grid h3 {
  margin:
    1rem
    0
    0.7rem;

  font-size: 1.2rem;
}


.hd-architecture-grid p {
  margin: 0;

  color: var(--hd-muted);
}


/* ========================================
   REFLECTION
======================================== */

.hd-reflection {
  background: var(--hd-white);
}


.hd-learning-list {
  display: grid;

  grid-template-columns:
    repeat(2, minmax(0, 1fr));

  gap: 0.8rem;

  padding: 0;
  margin: 2rem 0 0;

  list-style: none;
}


.hd-learning-list li {
  padding:
    0.9rem
    1rem;

  background: var(--hd-blue-light);

  border-left:
    4px solid
    var(--hd-green);

  font-weight: 700;
}


/* ========================================
   NEXT PROJECT
======================================== */

.hd-next {
  padding:
    clamp(4rem, 8vw, 7rem)
    0;

  text-align: center;

  color: var(--hd-white);

  background:
    linear-gradient(
      135deg,
      var(--hd-blue-dark),
      var(--hd-navy)
    );
}


.hd-next p {
  color: #9fd377;

  font-size: 0.8rem;
  font-weight: 800;

  letter-spacing: 0.15em;

  text-transform: uppercase;
}


.hd-next h2 {
  max-width: 650px;

  margin-inline: auto;

  color: var(--hd-white);
}


.hd-next .button {
  margin-top: 1rem;

  background: var(--hd-green);

  border-color: var(--hd-green);

  color: var(--hd-navy);
}


.hd-next .button:hover {
  color: var(--hd-white);

  background: var(--hd-blue);

  border-color: var(--hd-blue);
}


/* ========================================
   IMAGE LINKS
======================================== */

.hd-hero-visual a,
.hd-large-diagram a,
.hd-diagram-card a,
.hd-sequence-image,
.hd-class-diagram a {
  display: block;
}


.hd-hero-visual img,
.hd-large-diagram img,
.hd-diagram-card img,
.hd-sequence-image img,
.hd-class-diagram img {
  transition:
    transform 220ms ease,
    opacity 220ms ease;
}


.hd-hero-visual a:hover img,
.hd-large-diagram a:hover img,
.hd-diagram-card a:hover img,
.hd-sequence-image:hover img,
.hd-class-diagram a:hover img {
  transform: scale(1.01);

  opacity: 0.94;
}


/* ========================================
   TABLET
======================================== */

@media (max-width: 900px) {

  .hd-hero-grid,
  .hd-overview-grid,
  .hd-two-column,
  .hd-class-heading,
  .hd-reflection-grid,
  .hd-sequence-card {
    grid-template-columns: 1fr;
  }


  .hd-workflow-list {
    grid-template-columns:
      repeat(2, minmax(0, 1fr));
  }


  .hd-architecture-grid {
    grid-template-columns:
      repeat(2, minmax(0, 1fr));
  }


  .hd-hero-visual {
    width:
      min(650px, calc(100% - 20px));

    margin-inline: auto;
  }

}


/* ========================================
   MOBILE
======================================== */

@media (max-width: 600px) {

  .hd-shell {
    width:
      min(100% - 28px, 1180px);
  }


  .hd-hero h1 {
    font-size:
      clamp(2.9rem, 15vw, 4.7rem);
  }


  .hd-workflow-list,
  .hd-architecture-grid,
  .hd-learning-list {
    grid-template-columns: 1fr;
  }


  .hd-large-diagram,
  .hd-class-diagram {
    padding: 0.7rem;

    border-radius: 12px;
  }


  .hd-sequence-card {
    padding: 1rem;
  }

}


/* ========================================
   REDUCED MOTION
======================================== */

@media (prefers-reduced-motion: reduce) {

  .help-desk-case img {
    transition: none;
  }


  .hd-hero-visual a:hover img,
  .hd-large-diagram a:hover img,
  .hd-diagram-card a:hover img,
  .hd-sequence-image:hover img,
  .hd-class-diagram a:hover img {
    transform: none;
  }

}