/* =============================================
   TIỆM LEN NHÀ TINY – LANDING PAGE STYLES
   ============================================= */

:root {
  --blue-deep: #2D6F94;
  --blue-main: #99CCFF;
  --blue-light: #E1F1FF;
  --blue-pale: #F6FBFF;
  --warm-pale: #FFF7EF;
  --rose-soft: #F4B5AA;
  --white: #ffffff;
  --cream: #FBFDFF;
  --text-dark: #1B3F5C;
  --text-mid: #5B748A;
  --text-light: #9DBCD6;
  --shadow-sm: 0 4px 14px rgba(45, 111, 148, .07);
  --shadow-md: 0 12px 32px rgba(45, 111, 148, .10);
  --shadow-lg: 0 24px 60px rgba(45, 111, 148, .15);
  --radius: 16px;
  --radius-lg: 32px;
  --transition: .4s cubic-bezier(.16, 1, .3, 1);
}

@keyframes float {

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

  50% {
    transform: translateY(-12px);
  }
}

@keyframes pulseGlow {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(153, 204, 255, 0.45);
  }

  50% {
    box-shadow: 0 0 20px 10px rgba(153, 204, 255, 0.14);
  }
}

/* ---- RESET ---- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Be Vietnam Pro', sans-serif;
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* ---- SHARED ---- */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section-tag {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--blue-deep);
  background: var(--blue-pale);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-tag.center {
  display: block;
  text-align: center;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.section-title.center {
  text-align: center;
}

.section-sub {
  color: var(--text-mid);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto 56px;
}

.section-sub.center {
  text-align: center;
}

.highlight {
  color: var(--blue-main);
  font-style: italic;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-main));
  color: var(--white);
  box-shadow: 0 8px 24px rgba(45, 111, 148, .22);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 32px rgba(45, 111, 148, .30);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, .7);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, .15);
  transform: translateY(-2px);
}

.btn-link {
  color: var(--blue-deep);
  font-weight: 600;
  font-size: .9rem;
  transition: var(--transition);
}

.btn-link:hover {
  gap: 12px;
  letter-spacing: .02em;
}