/* =========================================================
   AI ADVENTURE LAB
   Version 1 — Game-Inspired Course Interface
========================================================= */

:root {
  --bg: #07101f;
  --bg-deep: #030816;
  --panel: rgba(13, 27, 52, 0.88);
  --panel-light: rgba(20, 40, 72, 0.88);

  --blue: #37b8ff;
  --blue-bright: #6bd8ff;
  --purple: #8b5cff;
  --green: #5dffb0;
  --yellow: #ffd95a;
  --red: #ff647c;

  --white: #f7fbff;
  --text: #d9e7f6;
  --muted: #8da5bf;

  --border: rgba(117, 189, 255, 0.22);
  --border-bright: rgba(107, 216, 255, 0.55);

  --shadow: 0 25px 70px rgba(0, 0, 0, 0.38);
}

/* =========================================================
   RESET
========================================================= */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 10%, rgba(49, 125, 255, 0.16), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(139, 92, 255, 0.12), transparent 30%),
    linear-gradient(160deg, var(--bg-deep), var(--bg));
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  overflow-x: hidden;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.screen {
  display: none;
  min-height: 100vh;
}

.screen.active {
  display: block;
}

.hidden {
  display: none !important;
}

/* =========================================================
   TOP BAR
========================================================= */

.topbar {
  height: 82px;
  padding: 0 6%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  background: rgba(4, 10, 24, 0.82);
  backdrop-filter: blur(18px);
  position: relative;
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: 13px;
}

.brand-icon {
  width: 45px;
  height: 45px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  box-shadow: 0 0 25px rgba(55, 184, 255, 0.28);
  font-size: 22px;
}

.brand-name {
  color: var(--white);
  font-weight: 900;
  letter-spacing: 1px;
  font-size: 16px;
}

.brand-tagline {
  margin-top: 4px;
  color: var(--blue-bright);
  font-size: 9px;
  letter-spacing: 2.5px;
  font-weight: 800;
}

.top-progress {
  text-align: right;
}

.top-progress span {
  display: block;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 1.5px;
  margin-bottom: 5px;
}

.top-progress strong {
  color: var(--white);
  font-size: 13px;
}

/* =========================================================
   WELCOME WORLD
========================================================= */

.world {
  min-height: calc(100vh - 82px);
  position: relative;
  padding: 70px 6% 55px;
  overflow: hidden;
}

.world::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(89, 190, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(89, 190, 255, 0.12) 1px, transparent 1px);
  background-size: 70px 70px;
  transform: perspective(500px) rotateX(60deg) scale(1.5);
  transform-origin: center bottom;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(20px);
  pointer-events: none;
}

.glow-one {
  width: 420px;
  height: 420px;
  background: rgba(32, 145, 255, 0.13);
  left: -140px;
  top: 120px;
}

.glow-two {
  width: 500px;
  height: 500px;
  background: rgba(135, 78, 255, 0.11);
  right: -190px;
  top: 10px;
}

/* =========================================================
   WELCOME CARD
========================================================= */

.welcome-card {
  width: min(690px, 100%);
  margin: 0 auto;
  position: relative;
  z-index: 5;
  text-align: center;
  padding: 48px 52px;
  border: 1px solid var(--border-bright);
  border-radius: 28px;
  background:
    linear-gradient(145deg, rgba(18, 36, 68, 0.92), rgba(7, 18, 38, 0.94));
  box-shadow:
    var(--shadow),
    0 0 60px rgba(55, 184, 255, 0.08);
}

.eyebrow {
  display: inline-block;
  color: var(--green);
  background: rgba(93, 255, 176, 0.08);
  border: 1px solid rgba(93, 255, 176, 0.25);
  border-radius: 50px;
  padding: 8px 14px;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 1.7px;
  margin-bottom: 20px;
}

.welcome-card h1 {
  margin: 0;
  color: var(--white);
  font-size: clamp(32px, 5vw, 55px);
  line-height: 0.98;
  letter-spacing: -2px;
}

.welcome-card h1 span {
  display: block;
  margin-top: 10px;
  background: linear-gradient(90deg, var(--blue-bright), #ffffff, #b9a8ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.intro {
  max-width: 530px;
  margin: 22px auto 30px;
  color: var(--muted);
  line-height: 1.65;
  font-size: 15px;
}

.intro strong {
  color: var(--white);
}

/* =========================================================
   FIRST MISSION PREVIEW
========================================================= */

.mission-preview {
  text-align: left;
  display: flex;
  gap: 18px;
  padding: 20px;
  margin: 0 0 25px;
  border-radius: 18px;
  background: rgba(2, 9, 24, 0.48);
  border: 1px solid var(--border);
}

.mission-number {
  min-width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #06101e;
  background: linear-gradient(135deg, var(--blue-bright), var(--green));
  font-weight: 900;
  font-size: 21px;
  box-shadow: 0 0 25px rgba(55, 184, 255, 0.18);
}

.mission-info {
  flex: 1;
}

.mission-label {
  color: var(--green);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 1.5px;
}

.mission-info h2 {
  color: var(--white);
  margin: 6px 0 6px;
  font-size: 18px;
}

.mission-info p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
  font-size: 12px;
}

/* =========================================================
   BUTTONS
========================================================= */

.primary-button {
  border: 0;
  width: 100%;
  min-height: 58px;
  border-radius: 14px;
  color: #06101e;
  background: linear-gradient(90deg, var(--blue-bright), var(--green));
  font-weight: 950;
  letter-spacing: 0.6px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  box-shadow: 0 13px 35px rgba(55, 184, 255, 0.18);
  transition: 0.2s ease;
}

.primary-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 45px rgba(55, 184, 255, 0.3);
}

.primary-button:active {
  transform: translateY(0);
}

.button-arrow {
  font-size: 20px;
}

.button-helper {
  color: var(--muted);
  font-size: 11px;
  margin: 12px 0 0;
}

.secondary-button {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--border-bright);
  border-radius: 12px;
  color: var(--blue-bright);
  background: rgba(55, 184, 255, 0.07);
  font-weight: 900;
  transition: 0.2s ease;
}

.secondary-button:hover {
  background: rgba(55, 184, 255, 0.13);
}

/* =========================================================
   ROBOT / BYTE
========================================================= */

.sidekick-area {
  width: 245px;
  position: absolute;
  left: 5%;
  top: 145px;
  z-index: 7;
}

.robot {
  width: 120px;
  margin: 0 auto;
  animation: floatRobot 3.2s ease-in-out infinite;
}

@keyframes floatRobot {
  0%, 100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-9px);
  }
}

.robot-antenna {
  height: 27px;
  width: 4px;
  background: var(--blue-bright);
  margin: 0 auto;
  position: relative;
}

.robot-antenna span {
  width: 11px;
  height: 11px;
  position: absolute;
  top: -5px;
  left: -4px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 16px var(--green);
}

.robot-head {
  width: 105px;
  height: 72px;
  margin: auto;
  padding: 7px;
  border-radius: 25px;
  background: linear-gradient(145deg, #d9f4ff, #6fb9dd);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.robot-face {
  height: 100%;
  border-radius: 19px;
  background: #071526;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.robot-eye {
  width: 11px;
  height: 17px;
  border-radius: 10px;
  background: var(--green);
  box-shadow: 0 0 13px var(--green);
}

.robot-body {
  width: 78px;
  height: 68px;
  margin: 5px auto 0;
  display: grid;
  place-items: center;
  border-radius: 17px 17px 28px 28px;
  background: linear-gradient(145deg, #93dcf7, #397ca6);
}

.robot-core {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--green);
  background: #081526;
  font-size: 12px;
  font-weight: 900;
  box-shadow: inset 0 0 13px rgba(93, 255, 176, 0.2);
}

.speech-bubble {
  margin-top: 15px;
  padding: 14px 16px;
  border-radius: 15px;
  background: rgba(11, 28, 52, 0.95);
  border: 1px solid var(--border-bright);
  box-shadow: var(--shadow);
}

.bubble-label {
  color: var(--green);
  font-size: 8px;
  letter-spacing: 1.4px;
  font-weight: 900;
}

.speech-bubble p {
  font-size: 11px;
  line-height: 1.5;
  margin: 6px 0 0;
}

/* =========================================================
   MISSION PATH
========================================================= */

.mission-path {
  width: min(850px, 100%);
  margin: 42px auto 0;
  position: relative;
  z-index: 5;
}

.path-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.path-title span {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 1.5px;
}

.path-title strong {
  color: var(--white);
  font-size: 10px;
}

.mission-nodes {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.mission-node {
  width: 110px;
  text-align: center;
}

.node-circle {
  width: 44px;
  height: 44px;
  margin: 0 auto 9px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(18, 35, 61, 0.95);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.mission-node.current .node-circle {
  color: #07101f;
  background: linear-gradient(135deg, var(--blue-bright), var(--green));
  border-color: transparent;
  box-shadow: 0 0 24px rgba(55, 184, 255, 0.32);
}

.mission-node span {
  color: var(--muted);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.6px;
}

.mission-node.current span {
  color: var(--white);
}

.path-line {
  height: 1px;
  width: 48px;
  margin-top: 22px;
  background: var(--border);
}

/* =========================================================
   MISSION SCREEN TOP
========================================================= */

.mission-topbar {
  min-height: 82px;
  padding: 14px 5%;
  display: grid;
  grid-template-columns: 150px 1fr 320px;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(4, 10, 24, 0.92);
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(15px);
}

.back-button {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  padding: 10px 13px;
  border-radius: 10px;
  font-weight: 900;
}

.back-button:hover {
  color: var(--white);
  border-color: var(--border-bright);
}

.mission-header-title {
  text-align: center;
}

.mission-header-title span {
  display: block;
  color: var(--green);
  font-size: 8px;
  letter-spacing: 1.8px;
  margin-bottom: 4px;
}

.mission-header-title strong {
  color: var(--white);
  font-size: 16px;
  letter-spacing: 1px;
}

.mission-progress-wrap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
}

.mission-progress-wrap > span {
  color: var(--muted);
  font-size: 8px;
  letter-spacing: 1px;
}

.mission-progress-wrap > strong {
  color: var(--blue-bright);
  font-size: 11px;
}

.progress-track {
  height: 7px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  overflow: hidden;
}

.progress-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--green));
  transition: width 0.45s ease;
}

/* =========================================================
   MISSION CONTENT
========================================================= */

.mission-content {
  width: min(1100px, 92%);
  margin: 0 auto;
  padding: 60px 0 100px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 35px;
}

.mission-main > h1 {
  color: var(--white);
  font-size: clamp(32px, 4vw, 49px);
  line-height: 1.05;
  margin: 12px 0 15px;
  letter-spacing: -1.6px;
}

.mission-badge {
  display: inline-block;
  padding: 7px 11px;
  color: var(--green);
  border-radius: 8px;
  background: rgba(93, 255, 176, 0.07);
  border: 1px solid rgba(93, 255, 176, 0.18);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 1.5px;
}

.mission-lead {
  color: var(--muted);
  line-height: 1.65;
  max-width: 680px;
  margin-bottom: 35px;
}

/* =========================================================
   LESSON CARDS
========================================================= */

.lesson-card {
  position: relative;
  margin-bottom: 28px;
  padding: 31px;
  border-radius: 22px;
  background: linear-gradient(
    145deg,
    rgba(17, 34, 61, 0.94),
    rgba(8, 20, 41, 0.96)
  );
  border: 1px solid var(--border);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.2);
}

.card-number {
  position: absolute;
  top: 24px;
  right: 26px;
  color: rgba(107, 216, 255, 0.13);
  font-size: 42px;
  font-weight: 950;
}

.card-heading span {
  color: var(--blue-bright);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 1.8px;
}

.card-heading h2 {
  color: var(--white);
  margin: 6px 0 18px;
  font-size: 24px;
}

.lesson-card > p {
  color: var(--muted);
  line-height: 1.6;
}

.lesson-card strong {
  color: var(--white);
}

/* =========================================================
   VIDEO
========================================================= */

.video-placeholder {
  min-height: 265px;
  margin: 22px 0 13px;
  border-radius: 17px;
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at center, rgba(54, 172, 255, 0.14), transparent 35%),
    linear-gradient(145deg, #07101e, #0d1d34);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: left;
}

.play-circle {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  padding-left: 4px;
  color: #06101e;
  background: linear-gradient(135deg, var(--blue-bright), var(--green));
  box-shadow: 0 0 35px rgba(55, 184, 255, 0.28);
  font-size: 22px;
}

.video-placeholder strong {
  font-size: 13px;
  letter-spacing: 1px;
}

.video-placeholder p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 11px;
}

.video-note {
  font-size: 10px;
}

/* =========================================================
   PROMPT BATTLE
========================================================= */

.battle-title {
  margin: 25px 0 12px;
  color: var(--green);
  font-size: 9px;
  letter-spacing: 1.4px;
  font-weight: 900;
}

.prompt-options {
  display: grid;
  gap: 13px;
}

.prompt-choice {
  width: 100%;
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 17px;
  text-align: left;
  color: var(--text);
  background: rgba(2, 10, 25, 0.45);
  border: 1px solid var(--border);
  border-radius: 15px;
  transition: 0.2s ease;
}

.prompt-choice:hover {
  transform: translateY(-2px);
  border-color: var(--blue);
  background: rgba(55, 184, 255, 0.06);
}

.choice-letter {
  min-width: 43px;
  height: 43px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: var(--blue-bright);
  background: rgba(55, 184, 255, 0.08);
  border: 1px solid rgba(55, 184, 255, 0.2);
  font-weight: 950;
}

.prompt-choice strong {
  display: block;
  line-height: 1.4;
}

.prompt-choice small {
  display: block;
  color: var(--muted);
  margin-top: 4px;
}

.prompt-choice.correct {
  border-color: rgba(93, 255, 176, 0.65);
  background: rgba(93, 255, 176, 0.08);
}

.prompt-choice.wrong {
  border-color: rgba(255, 100, 124, 0.55);
  background: rgba(255, 100, 124, 0.07);
}

.feedback-box {
  margin-top: 15px;
  padding: 15px 17px;
  border-radius: 13px;
  color: var(--text);
  background: rgba(93, 255, 176, 0.07);
  border: 1px solid rgba(93, 255, 176, 0.25);
  line-height: 1.5;
  font-size: 12px;
}

/* =========================================================
   POWER PROMPT
========================================================= */

.locked-card {
  opacity: 0.4;
  pointer-events: none;
  filter: grayscale(0.5);
  transition: 0.4s ease;
}

.locked-card.unlocked {
  opacity: 1;
  pointer-events: auto;
  filter: none;
}

.power-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-top: 22px;
}

.power-form label {
  color: var(--white);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.5px;
}

.power-form input,
.power-form select {
  width: 100%;
  min-height: 49px;
  margin-top: 8px;
  padding: 0 14px;
  color: var(--white);
  background: rgba(2, 9, 23, 0.65);
  border: 1px solid var(--border);
  border-radius: 11px;
  outline: none;
}

.power-form input:focus,
.power-form select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(55, 184, 255, 0.08);
}

.power-form input::placeholder {
  color: #637991;
}

.power-form select option {
  color: #111;
}

.power-meter {
  margin-top: 25px;
  padding: 18px;
  border-radius: 15px;
  background: rgba(2, 9, 23, 0.45);
  border: 1px solid var(--border);
}

.power-meter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 11px;
}

.power-meter-header span {
  color: var(--blue-bright);
  font-size: 10px;
  font-weight: 950;
  letter-spacing: 1px;
}

.power-meter-header strong {
  color: var(--white);
  font-size: 18px;
}

.power-track {
  height: 12px;
  border-radius: 20px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.07);
}

.power-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--purple), var(--green));
  transition: width 0.35s ease;
}

.power-meter p {
  color: var(--muted);
  font-size: 10px;
  margin: 10px 0 0;
}

.generated-prompt {
  margin: 20px 0;
  padding: 18px;
  border-radius: 14px;
  border-left: 3px solid var(--green);
  background: rgba(93, 255, 176, 0.05);
}

.generated-prompt > span {
  color: var(--green);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 1.4px;
}

.generated-prompt p {
  color: var(--text);
  line-height: 1.6;
  margin: 9px 0 0;
  font-size: 12px;
}

.primary-button.disabled,
.primary-button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* =========================================================
   SIDE GUIDE
========================================================= */

.mission-side {
  position: relative;
}

.guide-card,
.objective-card {
  padding: 21px;
  margin-bottom: 18px;
  border-radius: 18px;
  background: rgba(12, 27, 50, 0.9);
  border: 1px solid var(--border);
}

.guide-card {
  position: sticky;
  top: 110px;
}

.mini-robot {
  width: 55px;
  margin-bottom: 14px;
}

.mini-head {
  height: 36px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  letter-spacing: 7px;
  padding-left: 6px;
  color: var(--green);
  background: #06111f;
  border: 3px solid #8bdaf7;
}

.mini-body {
  width: 38px;
  height: 30px;
  margin: 3px auto 0;
  display: grid;
  place-items: center;
  color: var(--green);
  background: #397ca6;
  border-radius: 6px 6px 12px 12px;
  font-size: 8px;
  font-weight: 900;
}

.guide-card > span,
.objective-card > span {
  color: var(--green);
  font-size: 8px;
  letter-spacing: 1.5px;
  font-weight: 900;
}

.guide-card p {
  color: var(--text);
  font-size: 11px;
  line-height: 1.55;
  margin-bottom: 0;
}

.objective {
  display: flex;
  gap: 9px;
  align-items: center;
  padding: 12px 0;
  color: var(--muted);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 10px;
}

.objective:last-child {
  border-bottom: 0;
}

.objective.complete {
  color: var(--green);
}

/* =========================================================
   COMPLETION SCREEN
========================================================= */

.complete-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 25px;
  background: rgba(2, 6, 16, 0.91);
  backdrop-filter: blur(15px);
}

.complete-card {
  width: min(560px, 100%);
  text-align: center;
  padding: 45px;
  border-radius: 27px;
  background:
    radial-gradient(circle at top, rgba(55, 184, 255, 0.16), transparent 35%),
    linear-gradient(145deg, #11243f, #071426);
  border: 1px solid var(--border-bright);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.5);
  animation: completeIn 0.35s ease;
}

@keyframes completeIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

.complete-burst {
  width: 85px;
  height: 85px;
  margin: 0 auto 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #06101e;
  background: linear-gradient(135deg, var(--blue-bright), var(--green));
  font-size: 38px;
  box-shadow: 0 0 45px rgba(93, 255, 176, 0.25);
}

.complete-label {
  color: var(--green);
  font-size: 9px;
  letter-spacing: 2px;
  font-weight: 950;
}

.complete-card h1 {
  color: var(--white);
  font-size: clamp(28px, 5vw, 42px);
  margin: 9px 0 14px;
}

.complete-card > p {
  color: var(--muted);
}

.lesson-earned {
  margin: 22px 0;
  padding: 14px;
  border-radius: 12px;
  color: var(--blue-bright);
  background: rgba(55, 184, 255, 0.07);
  border: 1px solid rgba(55, 184, 255, 0.18);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.7px;
}

.earned-badge {
  margin: 0 auto 25px;
  max-width: 310px;
  display: flex;
  align-items: center;
  gap: 14px;
  text-align: left;
  padding: 15px 18px;
  border-radius: 15px;
  background: rgba(255, 217, 90, 0.06);
  border: 1px solid rgba(255, 217, 90, 0.2);
}

.earned-badge > span {
  font-size: 31px;
}

.earned-badge small {
  display: block;
  color: var(--yellow);
  font-size: 7px;
  letter-spacing: 1.4px;
}

.earned-badge strong {
  display: block;
  color: var(--white);
  margin-top: 3px;
}

/* =========================================================
   RESPONSIVE — TABLET
========================================================= */

@media (max-width: 1050px) {
  .sidekick-area {
    position: relative;
    left: auto;
    top: auto;
    width: 220px;
    margin: 0 auto 25px;
  }

  .world {
    padding-top: 35px;
  }

  .mission-content {
    grid-template-columns: 1fr;
  }

  .mission-side {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }

  .guide-card {
    position: static;
  }
}

/* =========================================================
   RESPONSIVE — PHONE
========================================================= */

@media (max-width: 720px) {
  .topbar {
    height: auto;
    padding: 15px 5%;
  }

  .brand-name {
    font-size: 13px;
  }

  .brand-tagline {
    font-size: 7px;
  }

  .top-progress span {
    display: none;
  }

  .top-progress strong {
    font-size: 10px;
  }

  .world {
    padding: 28px 5% 45px;
  }

  .welcome-card {
    padding: 32px 20px;
    border-radius: 22px;
  }

  .welcome-card h1 {
    letter-spacing: -1px;
  }

  .mission-preview {
    flex-direction: column;
  }

  .mission-number {
    min-width: 52px;
    width: 52px;
    height: 52px;
  }

  .mission-path {
    overflow-x: auto;
    padding-bottom: 10px;
  }

  .mission-nodes {
    min-width: 630px;
    justify-content: flex-start;
  }

  .mission-topbar {
    grid-template-columns: auto 1fr;
  }

  .mission-progress-wrap {
    grid-column: 1 / -1;
  }

  .mission-content {
    width: 90%;
    padding-top: 38px;
  }

  .lesson-card {
    padding: 24px 18px;
  }

  .video-placeholder {
    min-height: 210px;
    flex-direction: column;
    text-align: center;
  }

  .power-form {
    grid-template-columns: 1fr;
  }

  .mission-side {
    grid-template-columns: 1fr;
  }

  .complete-card {
    padding: 35px 20px;
  }
}