:root {
  --paper: #f4f0df;
  --paper-dark: #ddd6bd;
  --ink: #161616;
  --teal: #008d91;
  --teal-dark: #006a70;
  --cyan: #22c6c8;
  --blue: #1685c4;
  --violet: #6a00a8;
  --violet-bright: #8c16d1;
  --gold: #d6a724;
  --grey: #626262;
  --white: #ffffff;
  --red: #c7362f;
}

* {
  box-sizing: border-box;
}

html {
  background: #aaa;
}

body {
  margin: 0;
  color: var(--ink);
  font-family:
    Arial,
    Helvetica,
    sans-serif;
  background:
    repeating-linear-gradient(
      0deg,
      #aaa 0,
      #aaa 2px,
      #a7a7a7 2px,
      #a7a7a7 4px
    );
}

.page {
  width: min(1200px, 100%);
  margin: 0 auto;
  background:
    linear-gradient(
      90deg,
      rgba(0,0,0,.025),
      transparent 7%,
      transparent 93%,
      rgba(0,0,0,.025)
    ),
    var(--paper);

  box-shadow: 0 0 35px rgba(0, 0, 0, .4);
}


/* HEADER */

.masthead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;

  padding: 1rem 2rem;
  border-bottom: 6px solid var(--ink);
}

.company {
  color: var(--grey);
  text-decoration: none;
  font-size: 1.3rem;
  letter-spacing: .04em;
}

.company span,
.footer-company span {
  color: var(--blue);
  font-weight: bold;
}

.issue-tag {
  padding: .4rem .8rem;
  color: var(--white);
  background: var(--teal);
  font-size: .75rem;
  font-weight: bold;
  letter-spacing: .12em;
}


/* HERO */

.hero {
  position: relative;
  min-height: 700px;
  padding: 5rem 4rem 6rem;
  overflow: hidden;

  background:
    radial-gradient(circle at 84% 20%, rgba(34,198,200,.18), transparent 22%),
    radial-gradient(circle at 73% 64%, rgba(214,167,36,.15), transparent 30%),
    var(--paper);
}

.hero::after {
  content: "";
  position: absolute;
  top: 8%;
  right: -10%;

  width: 560px;
  height: 560px;

  border: 2px solid rgba(0, 141, 145, .3);
  border-radius: 50%;

  box-shadow:
    0 0 0 30px rgba(0, 141, 145, .04),
    0 0 0 70px rgba(0, 141, 145, .03),
    0 0 0 120px rgba(0, 141, 145, .02);
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(760px, 100%);
}

.kicker {
  margin: 0 0 1rem;
  color: var(--teal-dark);
  font-size: .85rem;
  font-weight: bold;
  letter-spacing: .16em;
}

.hero h1 {
  margin: 0;
  font-family:
    "Arial Black",
    Impact,
    sans-serif;

  font-size: clamp(3rem, 8vw, 8rem);
  line-height: .95;
  letter-spacing: -.06em;

  white-space: nowrap;
}

.hero h1 span {
  color: var(--teal);
}

@media (max-width: 700px) {
  .hero h1 {
    font-size: clamp(2.3rem, 11vw, 4.5rem);
    letter-spacing: -.08em;
  }
}

.expansion {
  margin: 1rem 0 0;
  color: var(--grey);
  font-size: clamp(.85rem, 2vw, 1.25rem);
  letter-spacing: .09em;
}

.diamond-row {
  margin: 2.5rem 0 1rem;
}

.diamond,
.pulse-diamond {
  display: inline-block;

  width: 25px;
  height: 25px;

  background: var(--teal);
  transform: rotate(45deg);
}

.hero h2 {
  margin: 1.5rem 0 2.5rem;

  font-family:
    Georgia,
    "Times New Roman",
    serif;

  font-size: clamp(2rem, 4.5vw, 4rem);
  line-height: 1.08;
  font-weight: normal;
}

.hero h2 strong {
  color: var(--teal-dark);
}

.intro {
  max-width: 650px;
  margin: 1rem 0;
  font-family:
    Georgia,
    "Times New Roman",
    serif;
  font-size: 1.3rem;
  line-height: 1.6;
}

.burst {
  position: absolute;
  z-index: 3;
  right: 4rem;
  bottom: 4rem;

  width: 190px;
  aspect-ratio: 1;

  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  padding: 2rem;

  color: var(--ink);
  text-align: center;

  background: var(--gold);

  clip-path: polygon(
    50% 0%,
    60% 18%,
    79% 7%,
    82% 28%,
    100% 30%,
    87% 48%,
    100% 64%,
    79% 67%,
    77% 89%,
    58% 79%,
    48% 100%,
    38% 80%,
    17% 91%,
    20% 68%,
    0% 62%,
    13% 45%,
    0% 28%,
    21% 25%,
    20% 5%,
    40% 17%
  );

  transform: rotate(7deg);
}

.burst span {
  font-size: 1rem;
  font-weight: bold;
}

.burst strong {
  font-size: 1.8rem;
  line-height: 1;
}

.burst small {
  margin-top: .5rem;
  font-size: .55rem;
}


/* GENERIC RULE */

.ad-rule {
  display: flex;
  align-items: center;
  gap: 1rem;

  margin-bottom: 2.5rem;

  font-family:
    "Arial Black",
    Impact,
    sans-serif;
  font-size: 1rem;
  letter-spacing: .08em;
}

.ad-rule::before,
.ad-rule::after {
  content: "";
  height: 4px;
  flex: 1;
  background: var(--ink);
}

.ad-rule span {
  white-space: nowrap;
}


/* PROMISE */

.promise {
  padding: 5rem 4rem;
  border-top: 1px solid #aaa;
}

.columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
}

.columns h3 {
  margin: 0 0 1rem;
  color: var(--teal-dark);
  font-size: 2rem;
}

.columns p {
  font-family:
    Georgia,
    "Times New Roman",
    serif;
  font-size: 1.1rem;
  line-height: 1.75;
}

blockquote {
  margin: 2rem 0;
  padding: 1.5rem 2rem;

  color: var(--white);
  background: var(--teal);

  font-family:
    Georgia,
    "Times New Roman",
    serif;
  font-size: 1.5rem;
  font-style: italic;
  line-height: 1.45;
}


/* FEATURES */

.features {
  padding: 5rem 4rem 6rem;
  background: #e7e2d0;
  border-top: 5px solid var(--ink);
  border-bottom: 5px solid var(--ink);
}

.section-title {
  margin: 0 0 3rem;

  font-family:
    "Arial Black",
    Impact,
    sans-serif;

  font-size: clamp(2.3rem, 5vw, 4.7rem);
  line-height: .98;
}

.section-title span {
  color: var(--teal);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.feature-grid article {
  position: relative;
  padding: 2rem 2rem 2rem 6rem;

  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: 8px 8px 0 var(--teal-dark);
}

.feature-icon {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;

  width: 3rem;
  height: 3rem;

  display: grid;
  place-items: center;

  color: var(--white);
  background: var(--teal-dark);

  font-family:
    "Courier New",
    monospace;
  font-weight: bold;
}

.feature-grid h3 {
  margin-top: 0;
  font-size: 1.5rem;
}

.feature-grid li {
  margin: .35rem 0;
}


/* INTERFACE */

.interface {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 4rem;
  align-items: center;

  padding: 6rem 4rem;
}

.fake-window {
  border: 5px solid #555;
  background: white;
  box-shadow: 14px 14px 0 rgba(0,0,0,.15);
}

.window-title {
  display: flex;
  justify-content: space-between;

  padding: .7rem 1rem;

  color: white;
  background: var(--teal);

  font-weight: bold;
}

.window-buttons {
  display: flex;
  gap: .35rem;
}

.window-buttons i {
  display: block;
  width: 16px;
  height: 16px;
  background: white;
  border: 2px solid #555;
}

.window-content {
  min-height: 330px;
  padding: 2.5rem;
}

.avatar {
  margin-bottom: 2rem;
}

.pulse-diamond {
  width: 38px;
  height: 38px;

  animation: softPulse 1.7s infinite ease-in-out;

  box-shadow: 0 0 0 0 rgba(34, 198, 200, .5);
}

@keyframes softPulse {
  0%, 100% {
    opacity: .7;
    box-shadow: 0 0 0 0 rgba(34, 198, 200, .5);
  }

  50% {
    opacity: 1;
    box-shadow: 0 0 0 18px rgba(34, 198, 200, 0);
  }
}

.terminal-copy {
  font-family:
    "Courier New",
    monospace;
  font-size: 1rem;
}

.cursor {
  color: var(--teal);
  animation: cursorBlink 1.1s steps(1) infinite;
}

@keyframes cursorBlink {
  50% {
    opacity: 0;
  }
}

.super {
  color: var(--teal-dark);
  font-size: .8rem;
  font-weight: bold;
  letter-spacing: .12em;
}

.interface-copy h2 {
  font-family:
    Georgia,
    serif;
  font-size: 3rem;
  line-height: 1.05;
}

.interface-copy p {
  font-size: 1.1rem;
  line-height: 1.7;
}

.voice {
  padding-left: 1rem;
  border-left: 7px solid var(--gold);
}


/* SPECS */

.spec-section {
  padding: 5rem 4rem;
  background: var(--ink);
  color: var(--white);
}

.spec-section .ad-rule::before,
.spec-section .ad-rule::after {
  background: var(--white);
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.spec-card {
  padding: 1.5rem;
  color: var(--ink);
  background: var(--paper);
  border-top: 12px solid var(--teal);
}

.spec-card h3 {
  margin-top: 0;
  font-size: 1.4rem;
}

dl {
  margin: 0;
}

dt {
  margin-top: 1rem;
  font-weight: bold;
}

dd {
  margin: .15rem 0 0;
  padding-bottom: .75rem;
  border-bottom: 1px dotted #777;
}


/* EXTRAS */

.extras {
  padding: 6rem 4rem;
}

.extras > h2 {
  max-width: 900px;
  margin: 0 auto 4rem;

  text-align: center;

  font-family:
    Georgia,
    serif;

  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: normal;
}

.extras-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.extras-grid > div {
  text-align: center;
}

.big-number {
  display: block;
  color: var(--teal);
  font-family:
    "Arial Black",
    Impact,
    sans-serif;
  font-size: 5rem;
  line-height: 1;
}

.extras-grid strong {
  display: block;
  margin: .8rem 0;
  letter-spacing: .08em;
}


/* PRIVATE */

.private-mode {
  padding: 5rem 4rem;
  color: white;
  background: var(--teal-dark);
  text-align: center;
}

.lockup {
  display: inline-block;
  padding: .45rem 1rem;
  border: 2px solid white;

  font-family:
    "Courier New",
    monospace;
  letter-spacing: .12em;
}

.tiny-diamond {
  color: var(--gold);
}

.private-mode h2 {
  margin: 1.5rem 0 .75rem;
  font-family:
    Georgia,
    serif;
  font-size: 3.2rem;
  font-weight: normal;
}

.private-mode p {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.15rem;
}


/* ERROR TEASE */

.error-tease {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;

  padding: 6rem 4rem;
}

.violet-window {
  padding: 2rem;
  min-height: 300px;

  color: var(--white);
  background:
    linear-gradient(
      135deg,
      var(--violet),
      var(--violet-bright)
    );

  border: 8px ridge #b1b1b1;

  font-family:
    "Courier New",
    monospace;

  box-shadow: 10px 10px 0 rgba(0,0,0,.15);
}

.violet-window p {
  margin: .35rem 0;
}

.error-tease h2 {
  font-family:
    Georgia,
    serif;
  font-size: 3rem;
  line-height: 1.05;
}


/* CLOSING */

.closing {
  padding: 7rem 3rem;

  color: white;
  background:
    repeating-linear-gradient(
      135deg,
      #111 0,
      #111 6px,
      #171717 6px,
      #171717 12px
    );

  text-align: center;
}

.closing-diamond {
  color: var(--cyan);
  font-size: 5rem;
  line-height: 1;
}

.preorder {
  color: var(--gold);
  font-size: .8rem;
  font-weight: bold;
  letter-spacing: .16em;
}

.closing h2 {
  max-width: 900px;
  margin: 1rem auto;

  font-family:
    Georgia,
    serif;

  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: normal;
  line-height: 1;
}

.tagline {
  margin: 3rem 0 .5rem;
  font-family:
    "Arial Black",
    Impact,
    sans-serif;
  font-size: clamp(2.5rem, 8vw, 6rem);
}

.bottom {
  color: #bbb;
}

.button {
  display: inline-block;

  margin-top: 3rem;
  padding: 1rem 1.6rem;

  color: var(--ink);
  background: var(--gold);

  border: 3px outset #f2da83;

  font-weight: bold;
  text-decoration: none;
  letter-spacing: .08em;
}

.button:hover {
  background: #e5bd3b;
}


/* FOOTER */

footer {
  padding: 2.5rem 2rem;

  color: #555;
  background: var(--paper-dark);

  border-top: 1px solid #999;

  text-align: center;
  font-size: .8rem;
}

.footer-company {
  margin-bottom: .75rem;
  font-size: 1.2rem;
}

footer a {
  color: var(--teal-dark);
}

.fineprint {
  margin-bottom: 0;
  font-size: .7rem;
}


/* RESPONSIVE */

@media (max-width: 850px) {

  .masthead {
    align-items: flex-start;
    flex-direction: column;
    gap: .75rem;
  }

  .hero,
  .promise,
  .features,
  .interface,
  .spec-section,
  .extras,
  .private-mode,
  .error-tease {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .hero {
    min-height: auto;
  }

  .burst {
    position: relative;
    right: auto;
    bottom: auto;

    margin: 3rem auto 0;
  }

  .columns,
  .feature-grid,
  .interface,
  .spec-grid,
  .extras-grid,
  .error-tease {
    grid-template-columns: 1fr;
  }

  .feature-grid article {
    padding-left: 5rem;
  }

  .interface-copy h2,
  .error-tease h2 {
    font-size: 2.3rem;
  }

  .ad-rule span {
    white-space: normal;
    text-align: center;
  }
}