/* ============================================
   TOKENS
   ============================================ */
:root{
  --navy-deep:   #10184a;
  --navy:        #1c2c86;
  --navy-light:  #3450c9;
  --gold:        #ffcb3d;
  --gold-dark:   #e29a12;
  --cream:       #fff8ea;
  --coral:       #f5b6ac;
  --ink:         #14193a;
  --wa-green:    #25d366;
  --wa-green-dk: #1da851;

  --font-display: "Baloo 2", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, sans-serif;

  --radius-lg: 26px;
  --radius-md: 16px;
  --shadow-card: 0 14px 30px -12px rgba(16,24,74,0.25);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
}
img,svg{ max-width:100%; display:block; }
a{ text-decoration:none; color:inherit; }

.section-inner{
  max-width:1080px;
  margin:0 auto;
  padding:0 24px;
}

/* ============================================
   TOPBAR
   ============================================ */
.topbar{
  position:sticky; top:0; z-index:40;
  background:var(--navy-deep);
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.topbar-inner{
  max-width:1080px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 24px;
}
.brand{ display:flex; align-items:center; gap:10px; color:var(--cream); }
.brand-mark{
  font-family:var(--font-display);
  background:var(--gold);
  color:var(--navy-deep);
  width:34px; height:34px;
  border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  font-weight:700; font-size:15px;
}
.brand-name{ font-family:var(--font-display); font-weight:600; letter-spacing:0.2px; }
.topbar-cta{
  display:flex; align-items:center; gap:8px;
  color:var(--gold);
  font-weight:600; font-size:14px;
  border:1px solid rgba(255,203,61,0.4);
  padding:8px 14px;
  border-radius:999px;
  transition:background .2s ease, color .2s ease;
}
.topbar-cta:hover{ background:var(--gold); color:var(--navy-deep); }

/* ============================================
   HERO
   ============================================ */
.hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(120% 90% at 15% -10%, rgba(52,80,201,0.55), transparent 60%),
    linear-gradient(155deg, var(--navy-deep) 0%, var(--navy) 55%, var(--navy-light) 100%);
  padding:120px 24px 140px;
  min-height: clamp(580px, 78vh, 760px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align:center;
}
.hero-grid-bg{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size:42px 42px;
  mask-image:linear-gradient(180deg, rgba(0,0,0,0.9), rgba(0,0,0,0.2));
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:10;
  width:100%;
  max-width:920px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
}

/* Karakter Ilustrasi Hero (Tampil di Laptop & Desktop Only) */
.hero-char {
  position: absolute;
  bottom: -100px;
  z-index: 5;
  pointer-events: none;
  display: flex;
  align-items: flex-end;
}
.hero-char.char-left {
  left: clamp(10px, 10vw, 160px);
}
.hero-char.char-right {
  right: clamp(10px, 10vw, 160px);
}
.hero-char img {
  height: clamp(420px, 72vh, 820px);
  width: auto;
  max-width: 40vw;
  object-fit: contain;
  filter: drop-shadow(0 18px 36px rgba(0, 0, 0, 0.5));
  transition: all 0.3s ease;
}

.eyebrow{
  color:var(--gold);
  font-weight:600; letter-spacing:0.14em;
  text-transform:uppercase;
  font-size:13px;
  margin:0 0 18px;
}

.bubble-title{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(2.2rem, 5.8vw, 4.8rem);
  line-height:1.08;
  margin:0 auto;
  color:#ffc926;
  text-transform:uppercase;
  letter-spacing:1px;
  -webkit-text-stroke:4.5px #230852;
  paint-order:stroke fill markers;
  text-shadow:
    0 3px 0 #e67600,
    0 6px 0 #d96700,
    0 8px 0 #b85400,
    0 9px 0 #230852,
    0 12px 0 #230852,
    0 14px 0 #230852,
    0 18px 28px rgba(12, 3, 35, 0.7);
  width:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
}
.bubble-title .line{
  display:block;
  width:100%;
  text-align:center;
  color:#ffffff;
  margin:0 auto;
  text-shadow:
    0 3px 0 #b8c4df,
    0 6px 0 #8b9bbd,
    0 8px 0 #230852,
    0 11px 0 #230852,
    0 14px 22px rgba(12, 3, 35, 0.7);
}
.bubble-title .line-accent{
  color:#ffca28;
  text-shadow:
    0 3px 0 #e67600,
    0 6px 0 #b85400,
    0 8px 0 #230852,
    0 11px 0 #230852,
    0 14px 22px rgba(12, 3, 35, 0.7);
}

.ribbon{
  display:inline-block;
  margin:26px auto 0;
  background:var(--cream);
  color:var(--navy-deep);
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(1.1rem, 3vw, 1.6rem);
  padding:10px 34px;
  border-radius:8px;
  box-shadow:var(--shadow-card);
  transform:rotate(-1.5deg);
}

.tagline{
  margin:24px auto 0;
  color:#dfe6ff;
  font-size:1.12rem;
  line-height:1.65;
  max-width:640px;
  font-style:italic;
  font-weight:500;
}

/* ============================================
   HERO - RESPONSIVE MEDIA QUERIES
   ============================================ */
@media (min-width: 1920px) {
  .hero-inner { max-width: 1040px; }
  .hero-char img { height: clamp(480px, 75vh, 900px); max-width: 38vw; }
}

@media (max-width: 1400px) {
  .hero-char.char-left { left: clamp(0px, 3vw, 60px); }
  .hero-char.char-right { right: clamp(0px, 3vw, 60px); }
  .hero-char img { height: clamp(380px, 64vh, 700px); }
}

@media (max-width: 1024px) {
  .hero { min-height: 500px; padding: 90px 24px 100px; }
  .hero-char { display: none !important; }
}

@media (max-width: 640px) {
  .hero { min-height: auto; padding: 48px 16px 58px !important; }
  .hero-inner { max-width: 100%; padding: 0 8px !important; }
  .hero-char { display: none !important; }
  .bubble-title {
    font-size: clamp(1.4rem, 6.2vw, 2.2rem) !important;
    line-height: 1.16 !important;
    letter-spacing: 0.5px !important;
    -webkit-text-stroke: 2.8px #230852 !important;
    text-shadow:
      0 2px 0 #e67600,
      0 4px 0 #d96700,
      0 6px 0 #230852,
      0 8px 0 #230852,
      0 12px 20px rgba(12, 3, 35, 0.7) !important;
  }
  .bubble-title .line {
    white-space: normal !important;
    word-break: keep-all !important;
    overflow-wrap: break-word !important;
  }
  .ribbon {
    margin: 18px auto 0 !important;
    padding: 8px 24px !important;
    font-size: 1rem !important;
  }
  .tagline {
    margin: 18px auto 0 !important;
    font-size: 0.94rem !important;
    line-height: 1.55 !important;
    padding: 0 6px !important;
  }
  .hero-inner .btn-ghost {
    margin-top: 24px !important;
    padding: 12px 28px !important;
    font-size: 0.95rem !important;
  }
}

@media (max-width: 380px) {
  .hero { padding: 36px 10px 44px !important; }
  .bubble-title {
    font-size: clamp(1.2rem, 5.5vw, 1.6rem) !important;
    -webkit-text-stroke: 2.2px #230852 !important;
  }
}

.hero-actions{
  margin-top:38px;
  display:flex; gap:14px; justify-content:center; flex-wrap:wrap;
}

.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:14px 26px;
  border-radius:999px;
  font-weight:700;
  font-size:1rem;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn-wa{
  background:var(--wa-green);
  color:#fff;
  box-shadow:0 10px 22px -8px rgba(37,211,102,0.55);
}
.btn-wa:hover{ background:var(--wa-green-dk); transform:translateY(-2px); }
.btn-siswa{
  background:var(--gold);
  color:var(--navy-deep);
  box-shadow:0 10px 22px -8px rgba(255,203,61,0.55);
}
.btn-siswa:hover{ background:var(--gold-dark); color:#fff; transform:translateY(-2px); }
.btn-ghost{
  background:transparent;
  color:#fff;
  border:1.5px solid rgba(255,255,255,0.5);
}
.btn-ghost:hover{ border-color:#fff; transform:translateY(-2px); }
.btn-lg{ padding:16px 34px; font-size:1.1rem; }

/* decorative sparkles */
.deco{ position:absolute; fill:var(--gold); opacity:0.9; }
.deco.star1{ width:34px; top:18%; left:8%; transform:rotate(-8deg); opacity:0.55; }
.deco.star2{ width:26px; bottom:14%; right:10%; transform:rotate(12deg); opacity:0.5; }
.deco.bolt1{ width:30px; top:10%; right:14%; fill:#fff2c4; opacity:0.85; }

/* ============================================
   PROGRAM
   ============================================ */
.program{
  padding:96px 0 80px;
  position:relative;
}
.torn-label{
  display:inline-block;
  background:var(--gold);
  color:var(--navy-deep);
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(1.3rem, 3.4vw, 2rem);
  padding:12px 28px;
  clip-path:polygon(2% 8%, 12% 0, 26% 5%, 40% 0, 54% 6%, 68% 0, 82% 5%, 98% 0, 100% 92%, 88% 100%, 74% 95%, 60% 100%, 46% 94%, 32% 100%, 18% 95%, 0 100%);
}
.section-sub{
  margin:16px 0 0;
  font-weight:600;
  color:var(--navy);
  font-size:1.05rem;
}

.program-grid{
  margin-top:48px;
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
}
.program-card{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:30px 26px;
  box-shadow:var(--shadow-card);
  border:1px solid rgba(28,44,134,0.06);
  text-align:left;
  position:relative;
}
.program-icon{
  font-size:1.8rem;
  width:52px; height:52px;
  display:flex; align-items:center; justify-content:center;
  background:linear-gradient(155deg, #eef1ff, #dfe6ff);
  border-radius:14px;
  margin-bottom:16px;
}
.program-card h3{
  font-family:var(--font-display);
  font-size:1.15rem;
  margin:0 0 8px;
  color:var(--navy-deep);
}
.program-card p{
  margin:0; line-height:1.55; color:#4a4f6b; font-size:0.96rem;
}

.flex-stamp{
  position:absolute;
  top:-24px;
  right:-24px;
  z-index:10;
  width:100px; height:100px;
  border-radius:50%;
  background:radial-gradient(circle at 35% 30%, #ff7ba6, #e83e8c);
  color:#fff;
  display:flex; align-items:center; justify-content:center;
  text-align:center;
  font-family:var(--font-display);
  font-weight:700;
  font-size:0.92rem;
  transform:rotate(-14deg);
  box-shadow:0 12px 24px -6px rgba(232,62,140,0.55);
  border:3px dashed rgba(255,255,255,0.7);
  pointer-events:none;
}

@media (max-width:820px){
  .flex-stamp{
    top:-18px;
    right:-10px;
    width:84px; height:84px;
    font-size:0.8rem;
    transform:rotate(-10deg);
  }
}

/* ============================================
   MOMENTS
   ============================================ */
.moments{
  background-color: var(--navy-deep);
  background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'%3E%3Ccircle cx='3' cy='3' r='1'/%3E%3Ccircle cx='13' cy='13' r='1'/%3E%3C/g%3E%3C/svg%3E");
  padding:90px 0;
  color:#fff;
  text-align:center;
}
.section-title{
  font-family:var(--font-display);
  font-size:clamp(1.6rem, 4vw, 2.3rem);
  color:var(--gold);
  margin:0 0 14px;
}
.section-desc{
  max-width:560px; margin:0 auto;
  color:#c9d1f5; line-height:1.6;
}
.moments-grid{
  margin-top:52px;
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:28px;
}
.moment-card{
  background:var(--cream);
  color:var(--ink);
  border-radius:var(--radius-md);
  padding:26px 20px 22px;
  position:relative;
  box-shadow:0 18px 30px -14px rgba(0,0,0,0.45);
}
.tape-a{ transform:rotate(-2.5deg); }
.tape-b{ transform:rotate(2.5deg); }

/* Foto asli suasana belajar - kartu bergaya foto ditempel, sama dengan estetika poster */
.photo-showcase{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:36px;
  margin-bottom:56px;
}
.photo-card{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  border-radius:var(--radius-md);
  padding:14px 14px 20px;
  position:relative;
  box-shadow:0 20px 34px -16px rgba(0,0,0,0.5);
  transition:transform .25s ease;
}
.photo-card:hover{ transform:rotate(0deg) scale(1.02); }
.photo-card::before{
  content:"";
  position:absolute; top:-10px; left:50%;
  transform:translateX(-50%) rotate(-4deg);
  width:70px; height:24px;
  background:rgba(245,182,172,0.9);
  border:1px solid rgba(214,120,105,0.5);
  z-index:2;
}
.photo-frame{
  border-radius:10px;
  overflow:hidden;
  margin-bottom:14px;
}
.photo-frame img{
  width:100%;
  height:230px;
  object-fit:cover;
  display:block;
}
.photo-card figcaption{
  font-weight:600;
  font-size:0.95rem;
  text-align:center;
  padding:0 6px;
}
@media (max-width:820px){
  .photo-showcase{ grid-template-columns:1fr; gap:44px; margin-bottom:44px; }
  .photo-card:hover{ transform:inherit; }
}
.moment-card::before{
  content:"";
  position:absolute; top:-10px; left:50%;
  transform:translateX(-50%) rotate(-4deg);
  width:64px; height:22px;
  background:rgba(255,203,61,0.85);
  border:1px solid rgba(226,154,18,0.6);
}
.moment-art{
  width:88px; height:88px; margin:0 auto 16px;
  border-radius:50%;
  background:linear-gradient(155deg, #dfe6ff, #c6d2ff);
  display:flex; align-items:center; justify-content:center;
  padding:14px;
}
.moment-art svg{ width:100%; height:100%; fill:none; stroke:var(--navy); stroke-width:5; }
.moment-art-1 svg path,.moment-art-1 svg circle{ fill:var(--navy); stroke:none; }
.moment-art-2 svg rect{ fill:#fff; stroke:var(--navy); }
.moment-art-2 svg line{ stroke:var(--navy); }
.moment-art-3 svg circle,.moment-art-3 svg path{ fill:var(--navy); stroke:none; }
.moment-card p{ margin:0; font-weight:600; font-size:0.96rem; }

/* ============================================
   WHY
   ============================================ */
.why{ padding:90px 0; }
.why-header {
  text-align: center;
  margin-bottom: 44px;
}
.why-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--navy-deep);
  margin: 0 0 10px;
}
.why-desc {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: #565b78;
  max-width: 620px;
  margin: 0 auto;
}

.why-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:28px;
}
.why-item{ text-align:left; }
.why-num{
  font-family:var(--font-display);
  font-size:1.6rem;
  color:var(--coral);
  font-weight:700;
}
.why-item h4{
  font-family:var(--font-display);
  margin:8px 0 8px;
  color:var(--navy-deep);
  font-size:1.05rem;
}
.why-item p{ margin:0; color:#565b78; line-height:1.55; font-size:0.94rem; }

@media (max-width: 992px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}
@media (max-width: 640px) {
  .why { padding: 50px 0; }
  .why-header { margin-bottom: 26px; }
  .why-title { font-size: clamp(1.35rem, 5vw, 1.85rem); }
  .why-desc { font-size: 0.92rem; line-height: 1.5; }
  .why-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .why-item {
    padding: 20px 18px;
    border-radius: 12px;
  }
}

/* ============================================
   CTA FOOTER
   ============================================ */
.cta-footer{
  position:relative;
  overflow:hidden;
  background:linear-gradient(155deg, var(--navy) 0%, var(--navy-deep) 100%);
  padding:90px 0 60px;
  text-align:center;
  color:#fff;
}
.cta-title{
  font-family:var(--font-display);
  font-size:clamp(1.7rem, 4.4vw, 2.5rem);
  color:var(--gold);
  margin:0 0 12px;
}
.cta-desc{ color:#dfe6ff; margin:0 0 30px; }
.cta-meta{
  margin-top:34px;
  color:#9fb0e8;
  font-size:0.88rem;
  display:flex; gap:10px; justify-content:center; flex-wrap:wrap;
}
.cta-meta .dot{ color:var(--gold); }

/* Foto kantor + peta lokasi */

.visit-photo{
    flex: 0 0 700px;
}

.visit-photo img{
    width: 100%;
    height: auto;
    display: block;
}

.visit-map{
    flex: 0 0 350px;
}

.visit-map iframe{
    width: 100%;
    height: 250px;
    border: none;
    border-radius: 10px;
}
@media (max-width:820px){
  .visit-us{ grid-template-columns:1fr; }
  .visit-photo,.visit-map{ height:240px; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width:820px){
  .program-grid{ grid-template-columns:1fr; }
  .moments-grid{ grid-template-columns:1fr; }
  .why-grid{ grid-template-columns:repeat(2, 1fr); }
}
@media (max-width:520px){
  .why-grid{ grid-template-columns:1fr; }
  .topbar-inner{ padding:10px 16px; }
  .hero{ padding:70px 16px 90px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  *{ scroll-behavior:auto !important; transition:none !important; }
}

/* Focus visibility */
a:focus-visible, button:focus-visible{
  outline:3px solid var(--gold);
  outline-offset:2px;
}

/* ============================================
   VISI & MISI SECTION
   ============================================ */
.visi-misi {
  padding: 70px 0 60px;
  background-color: #f2f5fd;
  background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%2350639e' fill-opacity='0.15' fill-rule='evenodd'%3E%3Ccircle cx='3' cy='3' r='1'/%3E%3Ccircle cx='13' cy='13' r='1'/%3E%3C/g%3E%3C/svg%3E");
  border-bottom: 1px solid rgba(28, 44, 134, 0.08);
}
.visi-misi-header {
  text-align: center;
  margin-bottom: 36px;
}
.visi-misi-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--navy-deep);
  margin: 0;
  letter-spacing: 1px;
}
.visi-misi-motto {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--navy-light);
  font-style: italic;
  margin: 10px 0 0;
}
.visi-card {
  background: #ffffff;
  border: 2px solid #e29a12;
  border-radius: 20px;
  padding: 28px 36px;
  box-shadow: 0 10px 30px rgba(16, 24, 74, 0.07);
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 40px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.visi-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(16, 24, 74, 0.12);
}
.visi-tag {
  background: linear-gradient(135deg, var(--navy-deep), var(--navy));
  color: var(--gold);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  padding: 12px 36px;
  border-radius: 999px;
  border: 2px solid var(--gold);
  letter-spacing: 2px;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(16, 24, 74, 0.2);
}
.visi-text {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--ink);
  margin: 0;
}
.misi-header {
  text-align: center;
  margin-bottom: 28px;
}
.misi-tag {
  background: linear-gradient(135deg, var(--navy-deep), var(--navy));
  color: var(--gold);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  padding: 10px 34px;
  border-radius: 999px;
  border: 2px solid var(--gold);
  letter-spacing: 2px;
  display: inline-block;
  box-shadow: 0 4px 14px rgba(16, 24, 74, 0.2);
}
.misi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.misi-card {
  background: #ffffff;
  border: 1.5px solid #e2e8f5;
  border-radius: 16px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  box-shadow: 0 6px 18px rgba(16, 24, 74, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.misi-card:hover {
  transform: translateY(-3px);
  border-color: var(--gold-dark);
  box-shadow: 0 12px 24px rgba(16, 24, 74, 0.1);
}
.misi-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy-deep), #230852);
  color: var(--gold);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 2px solid var(--gold);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}
.misi-card p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.55;
  color: #273152;
}

@media (max-width: 768px) {
  .visi-card {
    flex-direction: column;
    text-align: center;
    gap: 16px;
    padding: 24px 20px;
  }
  .misi-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   FLOATING BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffca28, #ff9800);
  color: #10184a;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(16, 24, 74, 0.35);
  border: 2px solid #ffffff;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  text-decoration: none;
}
.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 12px 30px rgba(255, 160, 0, 0.55);
  color: #10184a;
}
@media (max-width: 520px) {
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
}