/* ═══════════════════════════════════════════════
   TUTO POST — Marketing Website Styles
   Palette: White · Dark Gray · Blue · OrangeRed
   ═══════════════════════════════════════════════ */

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

:root {
  /* colours */
  --white: #ffffff;
  --gray-50: #f8f9fb;
  --gray-100: #f0f1f3;
  --gray-200: #dcdee2;
  --gray-300: #b0b4bc;
  --gray-500: #52555c;
  --gray-700: #2d2f33;
  --gray-800: #1c1d20;
  --gray-900: #111214;

  --blue-50: #e8f0fe;
  --blue-100: #d2e3fc;
  --blue-400: #5b9cf6;
  --blue-500: #1a73e8;
  --blue-600: #1557b0;
  --blue-700: #0d47a1;
  --blue-900: #0b2d62;

  --orange-50: #fff4ee;
  --orange-100: #ffe0cc;
  --orange-400: #ff7a3d;
  --orange-500: #ff4500;
  --orange-600: #e03d00;
  --orange-700: #c23500;

  /* typography */
  --font: 'Inter', system-ui, -apple-system, sans-serif;

  /* spacing */
  --section-py: clamp(4rem, 10vw, 7.5rem);

  /* misc */
  --radius: 14px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, .06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, .08);
  --shadow-lg: 0 8px 30px rgba(26, 115, 232, .13);
  --shadow-orange: 0 8px 30px rgba(255, 69, 0, .15);
  --transition: 0.3s cubic-bezier(.4, 0, .2, 1);
}

html {
  scroll-behavior: smooth
}

body {
  font-family: var(--font);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased
}

img,
svg {
  display: block;
  max-width: 100%
}

a {
  color: inherit;
  text-decoration: none
}

ul {
  list-style: none
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.25rem
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-weight: 600;
  border-radius: 9999px;
  border: 2px solid var(--orange-500);
  background: var(--orange-500);
  color: var(--white);
  cursor: pointer;
  transition: var(--transition);
  font-size: .95rem;
  padding: .65rem 1.6rem;
}

.btn:hover {
  background: var(--orange-600);
  border-color: var(--orange-600);
  transform: translateY(-1px);
  box-shadow: var(--shadow-orange)
}

.btn--outline {
  background: transparent;
  color: var(--blue-500);
  border-color: var(--blue-500)
}

.btn--outline:hover {
  background: var(--blue-50);
  color: var(--blue-600);
  border-color: var(--blue-600)
}

.btn--lg {
  padding: .8rem 2rem;
  font-size: 1.05rem
}

.btn--sm {
  padding: .45rem 1.2rem;
  font-size: .85rem
}

.btn--block {
  width: 100%;
  text-align: center
}

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: .9rem 0;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar--scrolled {
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm)
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between
}

.navbar__logo {
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -.02em
}

.navbar__logo .logo--tuto {
  color: var(--blue-500)
}

.navbar__logo .logo--post {
  color: var(--orange-500)
}

.navbar__links {
  display: flex;
  gap: 2rem
}

.navbar__links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--gray-700);
  position: relative;
  transition: color var(--transition)
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange-500);
  transition: width var(--transition)
}

.navbar__links a:hover {
  color: var(--orange-500)
}

.navbar__links a:hover::after {
  width: 100%
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px
}

.navbar__toggle span {
  width: 24px;
  height: 2px;
  background: var(--gray-800);
  border-radius: 2px;
  transition: var(--transition)
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7rem 0 4rem;
  background: linear-gradient(170deg, var(--white) 0%, var(--blue-50) 50%, var(--orange-50) 100%);
  overflow: hidden;
}

#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 740px
}

.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.03em;
  color: var(--gray-900);
  margin-bottom: 1.25rem;
}

.hero__title .accent {
  color: var(--orange-500)
}

.hero__title .accent2 {
  color: var(--blue-500)
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--gray-500);
  max-width: 580px;
  margin: 0 auto 2rem
}

.hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap
}

.hero__fade {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 120px;
  background: linear-gradient(to top, var(--white), transparent);
  z-index: 1
}

/* ── Section shared ── */
.section {
  padding: var(--section-py) 0
}

.section__heading {
  text-align: center;
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--gray-900);
  margin-bottom: .6rem;
}

.section__sub {
  text-align: center;
  font-size: 1.05rem;
  color: var(--gray-500);
  max-width: 560px;
  margin: 0 auto 3rem
}

/* ── Use Cases ── */
.usecases {
  background: var(--white)
}

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

.usecase {
  position: relative;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.usecase:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-400)
}

.usecase__emoji {
  font-size: 2rem;
  margin-bottom: .75rem;
  display: block
}

.usecase__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .4rem;
  color: var(--gray-900)
}

.usecase__text {
  font-size: .9rem;
  color: var(--gray-500);
  line-height: 1.55
}

/* ── Features ── */
.features {
  background: var(--gray-50)
}

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

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--orange-400)
}

.card__icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-50);
  color: var(--blue-500);
  margin-bottom: 1.25rem;
}

.card--orange .card__icon {
  background: var(--orange-50);
  color: var(--orange-500)
}

.card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: .45rem;
  color: var(--gray-900)
}

.card__text {
  font-size: .92rem;
  color: var(--gray-500);
  line-height: 1.55
}

/* ── Benefits ── */
.benefits {
  background: var(--white)
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem
}

.benefit {
  text-align: center;
  padding: 2rem 1.5rem
}

.benefit__number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.15rem;
  background: var(--orange-500);
  color: var(--white);
  margin-bottom: 1.25rem;
}

.benefit__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: .5rem;
  color: var(--gray-900)
}

.benefit__text {
  font-size: .92rem;
  color: var(--gray-500);
  line-height: 1.55
}

/* ── Pricing ── */
.pricing {
  background: var(--gray-50)
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 720px;
  margin: 0 auto
}

.price-card {
  position: relative;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 2.5rem 2rem 2rem;
  background: var(--white);
  transition: transform var(--transition), box-shadow var(--transition);
}

.price-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg)
}

.price-card--featured {
  border-color: var(--orange-500);
  box-shadow: 0 0 0 1px var(--orange-500), var(--shadow-md);
}

.price-card__badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange-500);
  color: var(--white);
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .3rem .9rem;
  border-radius: 9999px;
}

.price-card__header {
  text-align: center;
  margin-bottom: 1.5rem
}

.price-card__name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: .4rem
}

.price-card__amount {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1
}

.price-card__currency {
  font-size: 1.4rem;
  vertical-align: top;
  margin-right: 2px;
  font-weight: 600
}

.price-card__period {
  font-size: .95rem;
  font-weight: 500;
  color: var(--gray-500)
}

.price-card__features {
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: .65rem
}

.price-card__features li {
  font-size: .92rem;
  color: var(--gray-700);
  padding-left: 1.5rem;
  position: relative;
}

.price-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--orange-500);
  font-weight: 700;
}

/* ── Footer ── */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 3rem 0;
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem
}

.footer__logo {
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--white)
}

.footer__links {
  display: flex;
  gap: 1.5rem
}

.footer__links a {
  font-size: .85rem;
  transition: color var(--transition)
}

.footer__links a:hover {
  color: var(--orange-400)
}

.footer__copy {
  font-size: .8rem;
  color: var(--gray-500);
  width: 100%;
  text-align: center;
  margin-top: 1.5rem
}

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1)
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0)
}

/* ── Responsive ── */
@media(max-width:1024px) {

  .features__grid,
  .usecases__grid {
    grid-template-columns: repeat(2, 1fr)
  }
}

@media(max-width:768px) {
  .navbar__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 260px;
    height: 100vh;
    flex-direction: column;
    gap: 0;
    padding: 5rem 2rem 2rem;
    background: var(--white);
    box-shadow: -4px 0 24px rgba(0, 0, 0, .1);
    transition: right var(--transition);
  }

  .navbar__links.open {
    right: 0
  }

  .navbar__links a {
    font-size: 1.05rem;
    padding: .6rem 0;
    border-bottom: 1px solid var(--gray-200)
  }

  .navbar__toggle {
    display: flex
  }

  .navbar .btn--sm {
    display: none
  }

  .features__grid,
  .usecases__grid,
  .benefits__grid {
    grid-template-columns: 1fr
  }

  .pricing__grid {
    grid-template-columns: 1fr;
    max-width: 400px
  }
}