@import url("https://fonts.googleapis.com/css2?family=Caveat:wght@500;600&family=Manrope:wght@400;500;600;700&family=Montserrat:wght@500;600;700&display=swap");
@import "./tokens.css";

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}

button,
a,
.btn,
.nav__item,
.subject-card,
.header__menu {
  -webkit-tap-highlight-color: transparent;
  tap-highlight-color: transparent;
  touch-action: manipulation;
}

button:focus,
.nav__item:focus,
.subject-card:focus,
.header__menu:focus,
.btn:focus {
  outline: none;
}

button:focus-visible,
.nav__item:focus-visible,
.subject-card:focus-visible,
.header__menu:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--color-sage);
  outline-offset: 2px;
}

.app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(var(--nav-height) + env(safe-area-inset-bottom, 0px));
}

.header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: var(--header-height);
  padding: var(--space-sm) var(--space-md);
  padding-top: calc(var(--space-sm) + env(safe-area-inset-top, 0px));
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(10px);
}

.header__title {
  flex: 1;
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.header__menu {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--color-bg-warm);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.header__menu svg {
  width: 22px;
  height: 22px;
}

.main {
  flex: 1;
  padding: 0 var(--space-md) var(--space-lg);
}

.panel {
  display: none;
  animation: fadeIn 0.25s ease;
}

.panel--active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero {
  padding: var(--space-md) 0 var(--space-lg);
}

.hero__tagline {
  font-family: var(--font-accent);
  font-size: 22px;
  color: var(--color-sage);
  margin: 0 0 var(--space-sm);
  line-height: 1.2;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(22px, 5.5vw, 26px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary);
  margin: 0 0 var(--space-md);
}

.hero__text {
  margin: 0 0 var(--space-lg);
  color: var(--color-text-muted);
  font-size: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: 48px;
  padding: 0 var(--space-lg);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  width: 100%;
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-soft);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
}

.btn--ghost {
  width: 100%;
  margin-top: var(--space-sm);
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}

.features {
  list-style: none;
  margin: var(--space-lg) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
  margin: 0;
  padding: var(--space-lg) var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.feature__icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-bg-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.feature__icon svg {
  width: 22px;
  height: 22px;
}

.feature__title {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--color-primary);
}

.feature__text {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.brand-strip {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  color: var(--color-white);
  text-align: center;
}

.brand-strip__slogan {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 var(--space-sm);
  color: var(--color-gold-light);
}

.brand-strip__quote {
  font-family: var(--font-accent);
  font-size: 20px;
  margin: 0;
  line-height: 1.3;
}

.page-head {
  padding: var(--space-md) 0;
}

.page-head__title {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0 0 var(--space-sm);
}

.page-head__desc {
  margin: 0;
  font-size: 14px;
  color: var(--color-text-muted);
}

.card-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.subject-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.subject-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-bg-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 13px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.subject-card__body {
  flex: 1;
  min-width: 0;
}

.subject-card__name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  color: var(--color-primary);
}

.subject-card__meta {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.subject-card__arrow {
  color: var(--color-sage);
  font-size: 20px;
}

.empty-state {
  padding: var(--space-xl) var(--space-md);
  text-align: center;
  background: var(--color-bg-warm);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-size: 14px;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.stat-card {
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.stat-card__value {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
}

.stat-card__label {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--color-text-muted);
}

.nav {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 100%;
  max-width: 480px;
  z-index: 30;
  display: flex;
  justify-content: space-around;
  align-items: flex-start;
  min-height: var(--nav-height);
  padding: var(--space-sm) var(--space-md);
  padding-bottom: calc(var(--space-sm) + env(safe-area-inset-bottom, 0px));
  background: var(--color-surface);
  border-top: 1px solid var(--color-taupe);
  box-shadow: 0 -4px 20px rgba(27, 48, 34, 0.06);
}

.nav--hidden {
  display: none !important;
}

.nav__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  border: none;
  background: none;
  padding: var(--space-xs);
  cursor: pointer;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav__item--active {
  color: var(--color-primary);
}

.nav__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease;
}

.nav__item--active .nav__icon {
  background: var(--color-bg-warm);
  color: var(--color-primary);
}

.nav__icon svg {
  width: 22px;
  height: 22px;
}

.panel--profile {
  padding-left: 0;
  padding-right: 0;
}

.profile-cover {
  text-align: center;
  padding: 28px 20px 36px;
  background: linear-gradient(165deg, #1b3022 0%, #243d30 55%, #3d5c4a 100%);
  border-radius: 0 0 28px 28px;
  color: #fff;
}

.profile-cover__avatar {
  position: relative;
  width: 104px;
  height: 104px;
  margin: 0 auto 14px;
  padding: 3px;
  border-radius: 50%;
  background: linear-gradient(135deg, #e8d9a8, #c4a962);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  box-sizing: border-box;
}

.profile-cover__photo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  background: #eae3d2;
}

.profile-cover__photo:not([hidden]) + .profile-cover__fallback {
  display: none;
}

.profile-cover__fallback {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #eae3d2;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
}

.profile-cover__name {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 4px;
  color: #fff;
}

.profile-cover__username {
  margin: 0 0 12px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}

.profile-cover__badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: #e8f0eb;
  color: var(--color-primary);
}

.profile-body {
  padding: 0 16px 24px;
  margin-top: -12px;
}

.profile-block {
  background: var(--color-surface);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-soft);
}

.profile-block__title {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-sage);
  margin: 0 0 14px;
}

.profile-placeholder {
  margin: 0;
  padding: 20px 12px;
  text-align: center;
  font-size: 14px;
  line-height: 1.45;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border-radius: 12px;
  border: 1px dashed var(--color-taupe);
}

.profile-weak-item,
.profile-history-item {
  padding: 14px;
  background: var(--color-bg);
  border-radius: 12px;
  border: 1px solid var(--color-taupe);
}

.profile-weak-item + .profile-weak-item,
.profile-history-item + .profile-history-item {
  margin-top: 10px;
}

.profile-history-item__top,
.profile-weak-item__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 6px;
}

.profile-history-item__title,
.profile-weak-item__title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
  line-height: 1.3;
}

.profile-history-item__percent,
.profile-weak-item__percent {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}

.profile-history-item__percent--low,
.profile-weak-item__percent--low {
  color: #b54a4a;
}

.profile-history-item__meta,
.profile-weak-item__meta {
  margin: 0;
  font-size: 12px;
  line-height: 1.4;
  color: var(--color-text-muted);
}

.profile-weak-item__bar {
  height: 5px;
  margin-top: 10px;
  background: var(--color-taupe);
  border-radius: 999px;
  overflow: hidden;
}

.profile-weak-item__bar-fill {
  height: 100%;
  background: var(--color-sage);
  border-radius: 999px;
}

.profile-weak-item__bar-fill--low {
  background: #c47a6a;
}

.back-link {
  border: none;
  background: none;
  padding: 0 0 var(--space-md);
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-sage);
  cursor: pointer;
}

.mode-card {
  width: 100%;
  padding: var(--space-md);
  margin-top: var(--space-md);
  text-align: left;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  font: inherit;
  cursor: pointer;
}

.mode-card__title {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 4px;
}

.mode-card__desc {
  font-size: 13px;
  opacity: 0.9;
}

.test-progress {
  margin-bottom: var(--space-lg);
}

.test-progress__text {
  font-size: 13px;
  color: var(--color-text-muted);
}

.test-progress__bar {
  height: 6px;
  margin-top: 8px;
  background: var(--color-taupe);
  border-radius: 999px;
  overflow: hidden;
}

.test-progress__fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 999px;
  width: 0%;
  transition: width 0.2s ease;
}

.question-box {
  background: var(--color-surface);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  margin-bottom: var(--space-md);
}

.question-box__theme {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-bg-warm);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: var(--space-sm);
}

.question-box__prompt {
  font-size: 14px;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-sm);
}

.question-box__hint {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-md);
  line-height: 1.4;
}

.word-display {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.05rem;
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: var(--space-md) 0;
  line-height: 1.4;
}

.word-char {
  color: var(--color-primary);
}

.word-blank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.4em;
  height: 1.4em;
  border-bottom: 3px solid var(--color-gold);
  color: var(--color-gold);
  font-weight: 800;
  margin: 0 0.05em;
}

.word-blank--filled {
  border-bottom-color: transparent;
}

.word-blank--correct {
  color: var(--color-success);
}

.word-blank--wrong {
  color: var(--color-error);
}

.answer-form {
  display: flex;
  gap: var(--space-sm);
  align-items: stretch;
}

.answer-input {
  flex: 1;
  min-width: 0;
  padding: 12px 14px;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  text-align: center;
  border: 1.5px solid var(--color-taupe);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-primary);
}

.answer-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.answer-submit {
  width: auto;
  min-width: 7rem;
  flex-shrink: 0;
}

.letter-options {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: var(--space-md);
}

.letter-option {
  min-width: 64px;
  min-height: 64px;
  padding: 12px 18px;
  border: 2px solid var(--color-taupe);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s, transform 0.12s, box-shadow 0.12s;
}

.letter-option:active:not(:disabled) {
  transform: scale(0.94);
}

.letter-option:disabled {
  cursor: default;
}

.letter-option--correct {
  border-color: #3d7a52;
  background: #e8f0eb;
  color: #2d6a4f;
  box-shadow: 0 0 0 3px rgba(61, 122, 82, 0.25);
}

.letter-option--wrong {
  border-color: #b54a4a;
  background: #fce8e8;
  color: #8b3030;
  box-shadow: 0 0 0 3px rgba(181, 74, 74, 0.2);
}

.letter-option--pop {
  animation: letterPop 0.35s ease;
}

.letter-option--shake {
  animation: letterShake 0.4s ease;
}

@keyframes letterPop {
  0% {
    transform: scale(1);
  }
  40% {
    transform: scale(1.18);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes letterShake {
  0%,
  100% {
    transform: translateX(0);
  }
  20% {
    transform: translateX(-6px);
  }
  40% {
    transform: translateX(6px);
  }
  60% {
    transform: translateX(-4px);
  }
  80% {
    transform: translateX(4px);
  }
}

.word-blank--pop {
  animation: letterPop 0.35s ease;
}

.question-box--ok {
  animation: flashOk 0.4s ease;
}

.question-box--bad {
  animation: flashBad 0.45s ease;
}

@keyframes flashOk {
  0% {
    box-shadow: var(--shadow-soft);
  }
  40% {
    box-shadow: 0 0 0 3px rgba(61, 122, 82, 0.35);
  }
  100% {
    box-shadow: var(--shadow-soft);
  }
}

@keyframes flashBad {
  0% {
    box-shadow: var(--shadow-soft);
  }
  40% {
    box-shadow: 0 0 0 3px rgba(181, 74, 74, 0.3);
  }
  100% {
    box-shadow: var(--shadow-soft);
  }
}

.feedback--flash {
  animation: feedbackIn 0.2s ease;
}

@keyframes feedbackIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


.feedback {
  display: none;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  line-height: 1.5;
}

.feedback:not([hidden]) {
  display: block;
}

.feedback--ok {
  background: #e8f0eb;
  color: var(--color-primary);
}

.feedback--fail {
  background: #fce8e8;
  color: #8b3030;
}

.test-result {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  margin-bottom: var(--space-lg);
}

.test-result__emoji {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
}

.test-result__score {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
}

.test-result__label {
  color: var(--color-text-muted);
  margin: 8px 0 0;
}

.train-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: var(--space-md);
}

.train-tab {
  padding: 12px 10px;
  border: 2px solid var(--color-taupe);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font: inherit;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
}

.train-tab--active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(27, 48, 34, 0.06);
}

.tab-content {
  display: none;
}

.tab-content--active {
  display: block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-sage);
  margin: var(--space-lg) 0 var(--space-sm);
}

.loading {
  text-align: center;
  padding: var(--space-xl);
  color: var(--color-text-muted);
}

.error-box {
  background: #fce8e8;
  color: #8b3030;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin: var(--space-md) 0;
}