/* ============================================================
   MUNDO DO CROCHÊ — styles.css
   Paleta: rosas, beges, lavandas, verdes menta, laranja quente
   Tipografia: Playfair Display + Lato + Dancing Script
   ============================================================ */

/* ── Custom Properties ───────────────────────────────────── */
:root {
  /* Cores principais */
  --color-rose:       #E8799A;
  --color-rose-light: #F7B8CB;
  --color-rose-dark:  #C75A7A;
  --color-lavender:   #A78BF5;
  --color-lavender-light: #C9B8FA;
  --color-mint:       #6DBE9A;
  --color-mint-light: #A8E0C4;
  --color-peach:      #F4A150;
  --color-peach-light:#FAD0A1;
  --color-green:      #6DBE6D;

  /* Neutros / fundo */
  --color-bg:         #FDF8F4;
  --color-bg-card:    #FFFFFF;
  --color-bg-alt:     #FEF0E8;
  --color-beige:      #F5ECD7;
  --color-beige-dark: #E8D5B5;

  /* Texto */
  --color-text:       #3D2B1F;
  --color-text-muted: #8C6D5A;
  --color-text-light: #B5967E;

  /* Sombras */
  --shadow-sm:  0 2px 8px rgba(61,43,31,0.08);
  --shadow-md:  0 4px 20px rgba(61,43,31,0.12);
  --shadow-lg:  0 8px 40px rgba(61,43,31,0.16);
  --shadow-card-hover: 0 12px 40px rgba(232,121,154,0.25);

  /* Tipografia */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Lato', system-ui, sans-serif;
  --font-script:  'Dancing Script', cursive;

  /* Raios e espaçamentos */
  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  40px;
  --radius-full: 9999px;

  /* Transições */
  --transition-fast:   150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow:   500ms ease;

  /* Layout */
  --container-max: 1280px;
  --container-pad: clamp(16px, 5vw, 80px);
}

/* ── Reset & Base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ── Container ───────────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-beige); }
::-webkit-scrollbar-thumb {
  background: var(--color-rose);
  border-radius: var(--radius-full);
}

/* ── Selection ───────────────────────────────────────────── */
::selection { background: var(--color-rose-light); color: var(--color-text); }


/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  /* Beautiful warm gradient */
  background: linear-gradient(
    135deg,
    #C75A7A 0%,
    #E8799A 25%,
    #A78BF5 55%,
    #7B5FC2 80%,
    #C75A7A 100%
  );
  background-size: 400% 400%;
  animation: heroGradient 12s ease infinite;
  padding: 80px var(--container-pad) 120px;
  text-align: center;
}

@keyframes heroGradient {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Background SVG pattern */
.hero__bg-pattern {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Floating emoji balls */
.hero__floats {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.float {
  position: absolute;
  font-size: clamp(1.5rem, 4vw, 3rem);
  animation: floatAnim var(--dur, 6s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
  opacity: 0.75;
}
.float--1 { top: 12%; left: 8%;  --dur: 5s;  --delay: 0s;   }
.float--2 { top: 20%; right: 10%; --dur: 7s;  --delay: 1s;   }
.float--3 { top: 60%; left: 5%;  --dur: 6s;  --delay: 2s;   }
.float--4 { top: 70%; right: 8%;  --dur: 8s;  --delay: 0.5s; }
.float--5 { top: 45%; left: 50%; --dur: 9s;  --delay: 3s;   }
.float--6 { bottom: 15%; left: 30%; --dur: 5.5s; --delay: 1.5s; }

@keyframes floatAnim {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33%  { transform: translateY(-18px) rotate(8deg); }
  66%  { transform: translateY(10px) rotate(-6deg); }
}

/* Hero content */
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero__eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 6px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  animation: fadeSlideDown 0.8s ease both;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
  line-height: 1.05;
  margin-bottom: 24px;
  text-shadow: 0 4px 24px rgba(0,0,0,0.2);
}
.hero__title-line1 {
  display: block;
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-style: italic;
  animation: fadeSlideDown 0.9s ease 0.1s both;
}
.hero__title-line2 {
  display: block;
  font-size: clamp(3.5rem, 12vw, 8rem);
  font-family: var(--font-script);
  font-style: normal;
  animation: fadeSlideDown 1s ease 0.2s both;
  /* Shiny text effect */
  background: linear-gradient(135deg, #fff 30%, rgba(255,255,255,0.6) 50%, #fff 70%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeSlideDown 1s ease 0.2s both, textShine 3s linear 1.2s infinite;
}

@keyframes textShine {
  to { background-position: 200% center; }
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 300;
  color: rgba(255,255,255,0.9);
  margin-bottom: 36px;
  line-height: 1.8;
  animation: fadeSlideDown 1s ease 0.3s both;
}
.hero__subtitle em { font-style: italic; font-weight: 400; }

/* CTA Buttons */
.hero__cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
  animation: fadeSlideDown 1s ease 0.4s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn--primary {
  background: #fff;
  color: var(--color-rose-dark);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.btn--primary:hover {
  background: var(--color-beige);
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.btn--secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
  backdrop-filter: blur(8px);
}
.btn--secondary:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  transform: translateY(-3px);
}

/* Stats bar */
.hero__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-xl);
  padding: 16px 40px;
  display: inline-flex;
  animation: fadeSlideDown 1s ease 0.5s both;
}
.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero__stat-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.hero__stat-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}
.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.3);
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeSlideDown 1s ease 0.8s both;
}
.hero__scroll-text {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}
.hero__scroll-arrow {
  width: 22px;
  height: 22px;
  border-right: 2px solid rgba(255,255,255,0.6);
  border-bottom: 2px solid rgba(255,255,255,0.6);
  transform: rotate(45deg);
  animation: scrollBounce 1.6s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.6; }
  50% { transform: rotate(45deg) translateY(6px); opacity: 1; }
}

/* Fade slide down animation */
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-24px); }
  to   { opacity: 1; transform: translateY(0); }
}


/* ============================================================
   FILTERS SECTION
   ============================================================ */
.filters-section {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(253,248,244,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-beige-dark);
  padding: 20px 0;
  box-shadow: var(--shadow-sm);
}

/* Search bar */
.search-wrap {
  margin-bottom: 16px;
}

.search-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-bg-card);
  border: 2px solid var(--color-beige-dark);
  border-radius: var(--radius-full);
  padding: 10px 20px;
  transition: all var(--transition-normal);
  max-width: 600px;
  margin: 0 auto;
}
.search-bar:focus-within {
  border-color: var(--color-rose);
  box-shadow: 0 0 0 4px rgba(232,121,154,0.15);
}
.search-bar__icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}
.search-bar__input {
  flex: 1;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 1rem;
  background: transparent;
  color: var(--color-text);
}
.search-bar__input::placeholder { color: var(--color-text-light); }
.search-bar__clear {
  background: var(--color-beige);
  color: var(--color-text-muted);
  border-radius: var(--radius-full);
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.search-bar__clear:hover {
  background: var(--color-rose);
  color: #fff;
}

/* Filter buttons */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
  justify-content: center;
  flex-wrap: wrap;
}
.filter-bar::-webkit-scrollbar { display: none; }

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  border: 2px solid var(--color-beige-dark);
  background: var(--color-bg-card);
  color: var(--color-text-muted);
  transition: all var(--transition-normal);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.filter-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--cat-color, var(--color-rose));
  opacity: 0;
  transition: opacity var(--transition-normal);
}
.filter-btn:hover::before  { opacity: 0.1; }
.filter-btn:hover {
  border-color: var(--cat-color, var(--color-rose));
  color: var(--color-text);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.filter-btn--active {
  background: var(--cat-color, var(--color-rose));
  border-color: var(--cat-color, var(--color-rose));
  color: #fff;
  box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}
.filter-btn--active::before { opacity: 0 !important; }
.filter-btn--active:hover { transform: translateY(-2px); }

.filter-btn__icon { font-size: 1rem; }
.filter-btn__count {
  background: rgba(0,0,0,0.12);
  color: inherit;
  border-radius: var(--radius-full);
  padding: 1px 8px;
  font-size: 0.75rem;
  font-weight: 700;
}
.filter-btn--active .filter-btn__count { background: rgba(255,255,255,0.25); }


/* ============================================================
   TUTORIALS SECTION
   ============================================================ */
.tutorials-section {
  padding: 48px 0 80px;
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 2px dashed var(--color-beige-dark);
}

.results-count {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}
.results-count strong {
  font-size: 1.1rem;
  color: var(--color-rose-dark);
  font-family: var(--font-display);
}

.results-sort__yarn {
  font-size: 1.4rem;
  letter-spacing: -4px;
  animation: wobble 3s ease-in-out infinite;
}
@keyframes wobble {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(5deg); }
  75% { transform: rotate(-5deg); }
}

/* ── Tutorial Grid ───────────────────────────────────────── */
.tutorials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}

/* ── Tutorial Card ───────────────────────────────────────── */
.card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-beige-dark);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
  animation: cardEntrance 0.5s ease both;
}

@keyframes cardEntrance {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.card:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-rose-light);
}

/* Card color accent strip (top) */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--card-color, linear-gradient(90deg, var(--color-rose), var(--color-lavender)));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

/* Card header / emoji area */
.card__header {
  background: linear-gradient(135deg, var(--card-bg-from, #FEF0E8), var(--card-bg-to, #F7E8F5));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.card__header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 40%, rgba(0,0,0,0.04));
}

.card__emoji {
  font-size: 3.5rem;
  line-height: 1;
  transition: transform var(--transition-normal);
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.1));
}
.card:hover .card__emoji {
  transform: scale(1.15) rotate(-5deg);
}

/* Card body */
.card__body {
  padding: 20px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.card__badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.badge--iniciante  { background: #E8F7E8; color: #3A8A3A; }
.badge--intermediario { background: #FFF3E0; color: #C06010; }
.badge--avancado   { background: #F3E8FF; color: #7B3FA0; }

.card__duration {
  font-size: 0.78rem;
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: 4px;
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.35;
}

.card__description {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.card__tag {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-rose-dark);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-rose-light);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}
.card:hover .card__tag {
  background: var(--color-rose-light);
  color: #fff;
  border-color: var(--color-rose-light);
}

/* Card footer */
.card__footer {
  padding: 0 22px 22px;
}

.card__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-rose), var(--color-rose-dark));
  color: #fff;
  text-decoration: none;
  transition: all var(--transition-normal);
  box-shadow: 0 2px 10px rgba(232,121,154,0.3);
  border: none;
  cursor: pointer;
}
.card__btn:hover {
  background: linear-gradient(135deg, var(--color-rose-dark), #A03060);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(199,90,122,0.4);
}
.card__btn-icon {
  font-size: 1rem;
  transition: transform var(--transition-normal);
}
.card__btn:hover .card__btn-icon {
  transform: translateX(4px);
}

/* Category-specific card colors */
.card--iniciante  { --card-color: #6DBE6D; --card-bg-from: #F0FBF0; --card-bg-to: #E8F7F0; }
.card--decoracao  { --card-color: #E07B5A; --card-bg-from: #FFF0EB; --card-bg-to: #FDE8E0; }
.card--amigurumi  { --card-color: #F4A832; --card-bg-from: #FFF8E8; --card-bg-to: #FEF0D0; }
.card--vestuario  { --card-color: #A78BF5; --card-bg-from: #F5F0FF; --card-bg-to: #EDE4FE; }

/* Adjust CTA button color per category */
.card--iniciante  .card__btn { background: linear-gradient(135deg, #6DBE6D, #4A9B4A); box-shadow: 0 2px 10px rgba(109,190,109,0.3); }
.card--iniciante  .card__btn:hover { background: linear-gradient(135deg, #4A9B4A, #2E7D2E); box-shadow: 0 6px 20px rgba(109,190,109,0.4); }
.card--decoracao  .card__btn { background: linear-gradient(135deg, #E07B5A, #C05035); box-shadow: 0 2px 10px rgba(224,123,90,0.3); }
.card--decoracao  .card__btn:hover { background: linear-gradient(135deg, #C05035, #A03020); box-shadow: 0 6px 20px rgba(224,123,90,0.4); }
.card--amigurumi  .card__btn { background: linear-gradient(135deg, #F4A832, #D08010); box-shadow: 0 2px 10px rgba(244,168,50,0.3); }
.card--amigurumi  .card__btn:hover { background: linear-gradient(135deg, #D08010, #A86000); box-shadow: 0 6px 20px rgba(244,168,50,0.4); }
.card--vestuario  .card__btn { background: linear-gradient(135deg, #A78BF5, #7B5FD4); box-shadow: 0 2px 10px rgba(167,139,245,0.3); }
.card--vestuario  .card__btn:hover { background: linear-gradient(135deg, #7B5FD4, #5A3DB0); box-shadow: 0 6px 20px rgba(167,139,245,0.4); }

/* ── Skeleton loading cards ──────────────────────────────── */
.card--skeleton {
  pointer-events: none;
  border: none;
  background: var(--color-beige);
  min-height: 360px;
  animation: skeletonPulse 1.5s ease-in-out infinite;
}
.card--skeleton::before { display: none; }

@keyframes skeletonPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ── Empty State ─────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  animation: fadeSlideDown 0.4s ease;
}
.empty-state__icon {
  font-size: 4rem;
  margin-bottom: 16px;
  animation: floatAnim 4s ease-in-out infinite;
}
.empty-state__title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--color-text);
  margin-bottom: 10px;
}
.empty-state__text {
  color: var(--color-text-muted);
  margin-bottom: 28px;
  font-size: 1rem;
}


/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: linear-gradient(135deg, var(--color-text) 0%, #5A3B2A 100%);
  color: rgba(255,255,255,0.85);
  padding: 60px 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer__brand {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.footer__logo { font-size: 2.5rem; }
.footer__brand-name {
  font-family: var(--font-script);
  font-size: 1.5rem;
  color: #fff;
  line-height: 1.2;
}
.footer__brand-tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}

.footer__quote blockquote {
  border-left: 3px solid var(--color-rose);
  padding-left: 20px;
}
.footer__quote p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
}

.footer__cats-title {
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 14px;
}
.footer__cats-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__cat-link {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition-fast);
  text-align: left;
}
.footer__cat-link:hover { color: var(--color-rose-light); }

.footer__bottom {
  padding: 24px 0;
  text-align: center;
}
.footer__bottom p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.8;
}
.footer__bottom-sub { font-size: 0.75rem; }


/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-rose), var(--color-rose-dark));
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: none;
  cursor: pointer;
}
.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}


/* ============================================================
   RESPONSIVE — MOBILE FIRST
   ============================================================ */

/* Tablet */
@media (max-width: 900px) {
  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer__quote {
    grid-column: 1 / -1;
    order: -1;
  }
}

/* Mobile */
@media (max-width: 600px) {
  :root {
    --container-pad: 16px;
  }

  .hero__stats {
    gap: 14px;
    padding: 12px 24px;
  }
  .hero__stat-num { font-size: 1.4rem; }
  .hero__stat-divider { height: 30px; }

  .filter-bar {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
  }

  .tutorials-grid {
    grid-template-columns: 1fr;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer__quote { order: 0; }

  .back-to-top {
    bottom: 16px;
    right: 16px;
    width: 42px;
    height: 42px;
  }
}

/* Large screens */
@media (min-width: 1200px) {
  .tutorials-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ── Utility: visually hidden ────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Reduce motion ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}