/* =========================================
   たずのきピアノ教室 T MUSIC STUDIO
   Style Sheet — Enhanced UI
   ========================================= */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  color: #333;
  line-height: 1.8;
  background: #fff;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.3s;
}

a:hover {
  opacity: 0.8;
}

ul {
  list-style: none;
}

/* --- Variables --- */
:root {
  --pink: #c85a7c;
  --pink-light: #e8a0b4;
  --pink-bg: #fdf2f5;
  --gold: #b8964e;
  --dark: #2d2d2d;
  --gray: #666;
  --gray-light: #f5f5f5;
  --white: #fff;
  --font-serif: "Noto Serif JP", "Hiragino Mincho ProN", serif;
  --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Page Transition Overlay --- */
.page-transition-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  opacity: 0;
}

.page-transition-overlay.active {
  pointer-events: all;
  opacity: 1;
  background: linear-gradient(135deg, #fdf2f5 0%, #fff5f0 30%, #f5f0ff 60%, #fdf2f5 100%);
}

.page-transition-overlay.revealing {
  opacity: 0;
  transition: opacity 0.5s ease 0.1s;
}

.pt-note {
  position: absolute;
  top: 50%;
  left: 50%;
  opacity: 0;
  pointer-events: none;
  -webkit-user-select: none;
  user-select: none;
  will-change: transform, opacity;
}

.pt-note:nth-child(3n)   { color: #e8a0b4; }
.pt-note:nth-child(3n+1) { color: #d4b896; }
.pt-note:nth-child(3n+2) { color: #b8b0c8; }

/* --- Utility --- */
.sp-only { display: none; }
@media (max-width: 600px) { .sp-only { display: inline; } }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-padding {
  padding: 100px 0;
}

/* =========================================
   Enhanced Scroll Animations
   ========================================= */

/* Fade up (default) */
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Slide from left */
.fade-in-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Slide from right */
.fade-in-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Scale up reveal — for images */
.scale-in {
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.9s var(--ease-out-expo), transform 0.9s var(--ease-out-expo);
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Clip reveal — element slides up from behind a mask */
.clip-reveal {
  clip-path: inset(100% 0 0 0);
  transition: clip-path 1s var(--ease-out-expo);
}

.clip-reveal.visible {
  clip-path: inset(0 0 0 0);
}

/* --- Section Title --- */
.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title .en {
  display: block;
  font-family: "Cormorant Garamond", serif;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--pink);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-title h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--dark);
  letter-spacing: 0.08em;
}

/* Section title underline animation */
.section-title h2::after {
  content: "";
  display: block;
  width: 0;
  height: 2px;
  background: var(--pink-light);
  margin: 16px auto 0;
  transition: width 0.8s var(--ease-out-expo) 0.3s;
}

.section-title.visible h2::after {
  width: 60px;
}

/* =========================================
   Header
   ========================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  transition: box-shadow 0.3s, transform 0.4s;
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--pink);
  letter-spacing: 0.05em;
}

.logo-sub {
  display: block;
  font-family: "Cormorant Garamond", serif;
  font-size: 0.65rem;
  color: var(--gray);
  letter-spacing: 0.15em;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-list a {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--dark);
  letter-spacing: 0.02em;
  position: relative;
  padding-bottom: 4px;
  white-space: nowrap;
  transition: color 0.3s;
}

.nav-list a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--pink);
  transition: width 0.3s var(--ease-out-expo), left 0.3s var(--ease-out-expo);
}

.nav-list a:hover::after,
.nav-list a.current::after {
  width: 100%;
  left: 0;
}

.nav-list a.current {
  color: var(--pink);
}

.nav-list a:hover {
  opacity: 1;
  color: var(--pink);
}

/* CTA Button (header) — with pulse ring */
.cta-header {
  position: fixed;
  top: 16px;
  right: 24px;
  z-index: 1001;
}

.cta-circle {
  display: grid;
  place-items: center;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: none;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-align: center;
  line-height: 1.4;
  letter-spacing: 0.02em;
  white-space: nowrap;
  position: relative;
  cursor: pointer;
}

/* Rotating background */
.cta-circle-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  animation: ctaRotation 6s infinite linear;
}

.cta-circle-bg-inner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: var(--pink);
  border: 2px solid var(--pink);
  box-sizing: border-box;
  transition: 0.3s ease;
  box-shadow: 0 4px 15px rgba(200, 90, 124, 0.3);
}

@keyframes ctaRotation {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Label text */
.cta-circle-label {
  position: relative;
  z-index: 1;
  transition: 0.35s ease-in-out;
  transform: scale(1);
}

/* Hover animation */
.cta-circle:hover {
  opacity: 1;
}

.cta-circle:hover .cta-circle-label {
  transform: scale(1.15, 0.92);
  color: var(--pink);
}

.cta-circle:hover .cta-circle-bg-inner {
  border: 1.5px dashed var(--pink);
  background-color: transparent;
  transform: scale(1.35);
  box-shadow: none;
}

/* Gentle nudge when idle */
.cta-circle {
  animation: ctaNudge 4s ease-in-out infinite;
}

@keyframes ctaNudge {
  0%, 85%, 100% { transform: scale(1); }
  89% { transform: scale(1.06); }
  93% { transform: scale(0.97); }
  96% { transform: scale(1.03); }
}

.cta-circle:hover {
  animation: none;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1002;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--dark);
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* =========================================
   Hero
   ========================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--white);
}

/* ==================================================
   Hero — Staged Entrance Animation
   ================================================== */

/* --- Animated Music Background --- */
.hero-music-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.hero-staff-svg {
  position: absolute;
  top: -10%;
  left: -5%;
  width: 110%;
  height: 120%;
}

/* --- Stage 1: Staff lines sweep in from right --- */
.staff-group {
  transform: translateX(120%);
  animation: staffSweepIn 1s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}
.staff-group-1 { animation-delay: 0s; }
.staff-group-2 { animation-delay: 0.15s; }
.staff-group-3 { animation-delay: 0.3s; }

@keyframes staffSweepIn {
  0%   { transform: translateX(120%); }
  100% { transform: translateX(0); }
}

/* After entrance: gentle undulation */
.staff-group-1.float { animation: staffSweepIn 1s cubic-bezier(0.22,0.61,0.36,1) forwards, staffWave1 16s ease-in-out 1s infinite; }
.staff-group-2.float { animation: staffSweepIn 1s cubic-bezier(0.22,0.61,0.36,1) 0.15s forwards, staffWave2 20s ease-in-out 1.15s infinite; }
.staff-group-3.float { animation: staffSweepIn 1s cubic-bezier(0.22,0.61,0.36,1) 0.3s forwards, staffWave3 22s ease-in-out 1.3s infinite; }

@keyframes staffWave1 {
  0%, 100% { transform: translateY(0) translateX(0) rotate(0deg); }
  25%  { transform: translateY(-18px) translateX(12px) rotate(0.3deg); }
  50%  { transform: translateY(14px) translateX(-8px) rotate(-0.2deg); }
  75%  { transform: translateY(-10px) translateX(15px) rotate(0.15deg); }
}
@keyframes staffWave2 {
  0%, 100% { transform: translateY(0) translateX(0) rotate(0deg); }
  35%  { transform: translateY(16px) translateX(-14px) rotate(-0.3deg); }
  65%  { transform: translateY(-12px) translateX(10px) rotate(0.2deg); }
}
@keyframes staffWave3 {
  0%, 100% { transform: translateY(0) translateX(0); }
  40%  { transform: translateY(-14px) translateX(18px); }
  70%  { transform: translateY(10px) translateX(-12px); }
}

/* Treble clefs */
.treble-clef-1,
.treble-clef-2 {
  opacity: 0;
  transform-origin: 50% 50%;
  animation: trebleFadeIn 1.2s ease-out forwards;
}
.treble-clef-1 { animation-delay: 0.4s; }
.treble-clef-2 { animation-delay: 0.6s; }

@keyframes trebleFadeIn {
  0%   { opacity: 0; transform: scale(0.5) rotate(-10deg); }
  100% { opacity: 0.05; transform: scale(1) rotate(0deg); }
}

.treble-clef-1.float {
  animation: trebleFadeIn 1.2s ease-out 0.4s forwards, trebleDrift1 24s ease-in-out 1.6s infinite;
}
.treble-clef-2.float {
  animation: trebleFadeIn 1.2s ease-out 0.6s forwards, trebleDrift2 28s ease-in-out 1.8s infinite;
}

@keyframes trebleDrift1 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33%  { transform: translate(10px, -18px) rotate(3deg); }
  66%  { transform: translate(-8px, 12px) rotate(-2deg); }
}
@keyframes trebleDrift2 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  40%  { transform: translate(-12px, 14px) rotate(-4deg); }
  70%  { transform: translate(8px, -10px) rotate(2deg); }
}

/* --- Stage 2: Music Notes fade in --- */
.floating-notes {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.float-note {
  position: absolute;
  color: var(--pink);
  pointer-events: none;
  opacity: 0;
  animation: notePop 0.8s ease-out forwards;
}

.note-1 {
  top: 6%; left: 5%;
  font-size: 5.5rem;
  --final-opacity: 0.07;
  --final-rotate: -25deg;
  animation-delay: 0.6s;
}
.note-2 {
  top: 15%; right: 8%;
  font-size: 7rem;
  --final-opacity: 0.06;
  --final-rotate: 18deg;
  animation-delay: 0.75s;
}
.note-3 {
  bottom: 22%; left: 12%;
  font-size: 6rem;
  --final-opacity: 0.05;
  --final-rotate: 35deg;
  animation-delay: 0.9s;
}
.note-4 {
  bottom: 8%; right: 20%;
  font-size: 4.5rem;
  --final-opacity: 0.07;
  --final-rotate: -15deg;
  animation-delay: 1.05s;
}
.note-5 {
  top: 55%; left: 42%;
  font-size: 5rem;
  --final-opacity: 0.04;
  --final-rotate: 28deg;
  animation-delay: 0.8s;
}
.note-6 {
  top: 3%; right: 35%;
  font-size: 4rem;
  --final-opacity: 0.06;
  --final-rotate: -32deg;
  animation-delay: 0.95s;
}

@keyframes notePop {
  0%   { opacity: 0; transform: rotate(0deg) scale(0.3); }
  60%  { opacity: var(--final-opacity, 0.07); transform: rotate(var(--final-rotate, 0deg)) scale(1.1); }
  100% { opacity: var(--final-opacity, 0.07); transform: rotate(var(--final-rotate, 0deg)) scale(1); }
}

.note-1.float { animation: notePop 0.8s ease-out 0.6s forwards, bigNoteFloat1 14s ease-in-out 1.4s infinite; }
.note-2.float { animation: notePop 0.8s ease-out 0.75s forwards, bigNoteFloat2 18s ease-in-out 1.55s infinite; }
.note-3.float { animation: notePop 0.8s ease-out 0.9s forwards, bigNoteFloat3 16s ease-in-out 1.7s infinite; }
.note-4.float { animation: notePop 0.8s ease-out 1.05s forwards, bigNoteFloat1 20s ease-in-out 1.85s infinite; }
.note-5.float { animation: notePop 0.8s ease-out 0.8s forwards, bigNoteFloat2 15s ease-in-out 1.6s infinite; }
.note-6.float { animation: notePop 0.8s ease-out 0.95s forwards, bigNoteFloat3 17s ease-in-out 1.75s infinite; }

@keyframes bigNoteFloat1 {
  0%, 100% { opacity: var(--final-opacity, 0.07); transform: rotate(-25deg) translate(0, 0); }
  33%  { opacity: var(--final-opacity, 0.07); transform: rotate(-20deg) translate(12px, -18px); }
  66%  { opacity: var(--final-opacity, 0.07); transform: rotate(-28deg) translate(-8px, 10px); }
}
@keyframes bigNoteFloat2 {
  0%, 100% { opacity: var(--final-opacity, 0.06); transform: rotate(18deg) translate(0, 0); }
  40%  { opacity: var(--final-opacity, 0.06); transform: rotate(22deg) translate(-15px, 12px); }
  70%  { opacity: var(--final-opacity, 0.06); transform: rotate(15deg) translate(10px, -14px); }
}
@keyframes bigNoteFloat3 {
  0%, 100% { opacity: var(--final-opacity, 0.05); transform: rotate(35deg) translate(0, 0); }
  35%  { opacity: var(--final-opacity, 0.05); transform: rotate(30deg) translate(14px, 16px); }
  65%  { opacity: var(--final-opacity, 0.05); transform: rotate(38deg) translate(-10px, -12px); }
}

/* --- Hero content --- */
.hero-bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(6rem, 18vw, 16rem);
  color: rgba(200, 90, 124, 0.03);
  white-space: nowrap;
  pointer-events: none;
  font-weight: 300;
  letter-spacing: 0.05em;
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 40px 80px;
  gap: 60px;
  width: 100%;
}

/* --- Stage 4: Text slides up --- */
.hero-content {
  flex: 1;
  max-width: 500px;
  opacity: 0;
  transform: translateY(50px);
  animation: heroTextUp 0.9s var(--ease-out-expo) forwards;
  animation-delay: 1.8s;
}

@keyframes heroTextUp {
  0%   { opacity: 0; transform: translateY(50px); }
  100% { opacity: 1; transform: translateY(0); }
}

.hero-catch {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 500;
  line-height: 1.8;
  color: var(--dark);
  letter-spacing: 0.08em;
  margin-bottom: 24px;
}

.hero-catch .highlight {
  color: var(--pink);
  position: relative;
}

.hero-lead {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 500;
  color: var(--pink);
  line-height: 2;
  margin-bottom: 20px;
  letter-spacing: 0.06em;
}

.hero-sub {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 2;
  margin-bottom: 40px;
}

/* --- Stage 3: Overlapping Double-Circle Images pop in --- */
.hero-images-overlap {
  position: relative;
  flex: 0 0 480px;
  height: 480px;
}

.hero-circle {
  position: absolute;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(200, 90, 124, 0.12);
  opacity: 0;
  transform: scale(0.3);
  animation: circlePopIn 0.8s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}

.hero-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 6s ease;
}

.hero-circle:hover img {
  transform: scale(1.08);
}

.hero-circle-main {
  width: 340px;
  height: 340px;
  top: 20px;
  left: 0;
  z-index: 2;
  animation-delay: 1.2s;
}

.hero-circle-sub {
  width: 260px;
  height: 260px;
  bottom: 20px;
  right: 0;
  z-index: 1;
  animation-delay: 1.4s;
}

@keyframes circlePopIn {
  0%   { opacity: 0; transform: scale(0.3); }
  70%  { opacity: 1; transform: scale(1.04); }
  100% { opacity: 1; transform: scale(1); }
}

.hero-images-overlap.float {
  animation: circlesFloat 8s ease-in-out infinite;
}
.hero-circle-main.float {
  opacity: 1;
  transform: scale(1);
  animation: circleMain 8s ease-in-out infinite;
}
.hero-circle-sub.float {
  opacity: 1;
  transform: scale(1);
  animation: circleSub 8s ease-in-out infinite 0.5s;
}

@keyframes circlesFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

@keyframes circleMain {
  0%, 100% { transform: scale(1) translate(0, 0); }
  50% { transform: scale(1) translate(-6px, -8px); }
}

@keyframes circleSub {
  0%, 100% { transform: scale(1) translate(0, 0); }
  50% { transform: scale(1) translate(6px, 8px); }
}

/* =========================================
   About (教室について)
   ========================================= */
.about {
  background: var(--white);
  position: relative;
}

.about-bg-text {
  position: absolute;
  top: 30px;
  left: -20px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(4rem, 10vw, 8rem);
  color: rgba(200, 90, 124, 0.04);
  pointer-events: none;
  font-weight: 300;
  letter-spacing: 0.05em;
  transition: transform 0.1s linear;
}

.about-content {
  display: flex;
  gap: 60px;
  align-items: center;
}

.about-image {
  flex: 0 0 380px;
}

.about-image .img-wrapper {
  width: 340px;
  height: 340px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(200, 90, 124, 0.12);
  transition: box-shadow 0.5s;
}

.about-image .img-wrapper:hover {
  box-shadow: 0 16px 56px rgba(200, 90, 124, 0.22);
}

.about-image .img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 6s ease;
}

.about-image .img-wrapper:hover img {
  transform: scale(1.06);
}

.about-text {
  flex: 1;
}

.about-text .lead {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.9;
  color: var(--dark);
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}

.about-text p {
  font-size: 0.95rem;
  color: var(--gray);
  line-height: 2;
  margin-bottom: 16px;
}

/* =========================================
   Features (選ばれる理由)
   ========================================= */
.features {
  background: var(--gray-light);
  position: relative;
}

.features-bg-text {
  position: absolute;
  top: 20px;
  right: -20px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(3rem, 8vw, 7rem);
  color: rgba(0, 0, 0, 0.02);
  pointer-events: none;
  font-weight: 300;
  letter-spacing: 0.05em;
  transition: transform 0.1s linear;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--white);
  border-radius: 16px;
  padding: 40px 28px;
  text-align: center;
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s;
  position: relative;
}

.feature-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--pink-light), var(--pink));
  border-radius: 3px;
  transition: width 0.4s var(--ease-out-expo);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.1);
}

.feature-card:hover::after {
  width: 60%;
}

.feature-num {
  font-family: "Cormorant Garamond", serif;
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--pink);
  margin-bottom: 16px;
  line-height: 1;
}

.feature-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 16px;
  line-height: 1.6;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--gray);
  line-height: 1.9;
}

/* =========================================
   LINE CTA Section
   ========================================= */
.line-cta {
  background: var(--white);
  position: relative;
}

.line-cta-inner {
  text-align: center;
  max-width: 480px;
  margin: 0 auto;
}

.line-cta-safe {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--dark);
  letter-spacing: 0.1em;
  margin-bottom: 28px;
  font-style: italic;
}

.line-cta-btn {
  display: inline-block;
  text-decoration: none;
  position: relative;
  border-radius: 60px;
  padding: 3px;
  background: linear-gradient(135deg, #d4a84b, #f5d98a, #b8964e, #d4a84b);
  box-shadow: 0 6px 24px rgba(184, 150, 78, 0.3);
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s;
}

.line-cta-btn:hover {
  opacity: 1;
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 12px 36px rgba(184, 150, 78, 0.5);
}

.line-cta-btn-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  background: linear-gradient(135deg, #7a1a2a 0%, #9b2335 40%, #7a1a2a 100%);
  border-radius: 56px;
  padding: 18px 48px;
}

.line-cta-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  flex-shrink: 0;
}

.line-cta-icon-svg {
  flex-shrink: 0;
}

.line-cta-icon + .line-cta-icon-svg {
  display: none;
}

.line-cta-btn-text {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.line-cta-now {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
  margin-bottom: 12px;
}

.line-cta-now-text {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--dark);
  letter-spacing: 0.1em;
}

.line-cta-hand {
  font-size: 2rem;
  animation: handBounce 1s ease-in-out infinite;
}

@keyframes handBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.line-cta-highlight {
  margin-bottom: 24px;
}

.line-cta-highlight span {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: #2e7d32;
  letter-spacing: 0.08em;
  line-height: 1.6;
  background: linear-gradient(transparent 60%, #fff59d 60%);
  padding: 0 4px;
}

.line-cta-bonus {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--dark);
  letter-spacing: 0.08em;
  line-height: 1.8;
}

@media (max-width: 600px) {
  .line-cta-safe {
    font-size: 1rem;
  }

  .line-cta-btn-inner {
    padding: 14px 32px;
    gap: 10px;
  }

  .line-cta-icon,
  .line-cta-icon-svg {
    width: 36px;
    height: 36px;
  }

  .line-cta-btn-text {
    font-size: 1.2rem;
  }

  .line-cta-highlight span {
    font-size: 1.4rem;
  }

  .line-cta-bonus {
    font-size: 1rem;
  }
}

/* =========================================
   Courses (コース案内)
   ========================================= */
.courses {
  background: var(--white);
  position: relative;
}

.courses-bg-text {
  position: absolute;
  top: 30px;
  left: -30px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(4rem, 10vw, 8rem);
  color: rgba(200, 90, 124, 0.03);
  pointer-events: none;
  font-weight: 300;
  transition: transform 0.1s linear;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.course-card {
  display: block;
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.06);
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s;
  color: inherit;
  text-decoration: none;
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.12);
  opacity: 1;
}

.course-card-img {
  height: 240px;
  overflow: hidden;
}

.course-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out-expo);
}

.course-card:hover .course-card-img img {
  transform: scale(1.08);
}

.course-card-body {
  padding: 30px;
}

.course-label {
  display: inline-block;
  background: var(--pink);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.course-card-body h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 12px;
}

.course-card-body p {
  font-size: 0.85rem;
  color: var(--gray);
  line-height: 1.9;
  margin-bottom: 16px;
}

.course-price {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--pink);
  font-weight: 600;
}

.course-price span {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--gray);
}

/* =========================================
   Teacher (講師紹介)
   ========================================= */
.teacher {
  background: var(--pink-bg);
  position: relative;
  overflow: hidden;
}

.teacher-bg-text {
  position: absolute;
  bottom: -20px;
  right: -20px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(4rem, 12vw, 9rem);
  color: rgba(200, 90, 124, 0.05);
  pointer-events: none;
  font-weight: 300;
  transition: transform 0.1s linear;
}

.teacher-content {
  display: flex;
  gap: 60px;
  align-items: flex-start;
}

.teacher-image {
  flex: 0 0 320px;
}

.teacher-image .img-wrapper {
  width: 300px;
  height: 380px;
  border-radius: 200px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(200, 90, 124, 0.15);
  transition: box-shadow 0.5s;
}

.teacher-image .img-wrapper:hover {
  box-shadow: 0 16px 56px rgba(200, 90, 124, 0.25);
}

.teacher-image .img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 6s ease;
}

.teacher-image .img-wrapper:hover img {
  transform: scale(1.06);
}

.teacher-info {
  flex: 1;
}

.teacher-info .name {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 4px;
}

.teacher-info .name-en {
  font-family: "Cormorant Garamond", serif;
  font-size: 0.85rem;
  color: var(--pink);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
}

.teacher-info .role {
  font-size: 0.85rem;
  color: var(--pink);
  font-weight: 600;
  margin-bottom: 20px;
}

.teacher-info p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 2;
  margin-bottom: 16px;
}

.teacher-qualifications {
  margin-top: 24px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 12px;
}

.teacher-qualifications h4 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 12px;
}

.teacher-qualifications li {
  font-size: 0.82rem;
  color: var(--gray);
  line-height: 1.9;
  padding-left: 16px;
  position: relative;
}

.teacher-qualifications li::before {
  content: "\266A";
  position: absolute;
  left: 0;
  color: var(--pink);
}

/* =========================================
   Voices (お客様の声)
   ========================================= */
.voices {
  background: var(--white);
  position: relative;
}

.voices-bg-text {
  position: absolute;
  top: 20px;
  left: -10px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(3rem, 8vw, 7rem);
  color: rgba(0, 0, 0, 0.02);
  pointer-events: none;
  font-weight: 300;
  transition: transform 0.1s linear;
}

.voices-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.voice-card {
  background: var(--gray-light);
  border-radius: 16px;
  padding: 36px 30px;
  position: relative;
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s;
}

.voice-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.voice-card::before {
  content: "\201C";
  font-family: "Cormorant Garamond", serif;
  font-size: 4rem;
  color: var(--pink-light);
  position: absolute;
  top: 12px;
  left: 24px;
  line-height: 1;
}

.voice-card p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 2;
  padding-top: 20px;
}

.voices-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.voice-card-compact {
  padding: 28px 24px;
}

.voice-card-compact::before {
  font-size: 3rem;
  top: 8px;
  left: 18px;
}

.voice-card-compact p {
  font-size: 0.85rem;
  padding-top: 16px;
  line-height: 1.9;
}

.voice-card .voice-author {
  font-size: 0.8rem;
  color: var(--pink);
  font-weight: 600;
  margin-top: 16px;
  text-align: right;
}

/* =========================================
   Gallery (イベント)
   ========================================= */
.gallery {
  background: var(--gray-light);
  position: relative;
  overflow: hidden;
}

.gallery-bg-text {
  position: absolute;
  top: 10px;
  right: -30px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(3rem, 8vw, 7rem);
  color: rgba(0, 0, 0, 0.02);
  pointer-events: none;
  font-weight: 300;
  transition: transform 0.1s linear;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.gallery-item {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out-expo);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-desc {
  text-align: center;
  margin-top: 40px;
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 2;
}

/* =========================================
   Access (アクセス)
   ========================================= */
.access {
  background: var(--white);
  position: relative;
}

.access-bg-text {
  position: absolute;
  top: 20px;
  left: -20px;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(3rem, 8vw, 7rem);
  color: rgba(200, 90, 124, 0.03);
  pointer-events: none;
  font-weight: 300;
  transition: transform 0.1s linear;
}

.access-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.access-card {
  background: var(--gray-light);
  border-radius: 16px;
  padding: 40px 36px;
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s;
}

.access-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.access-card h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--pink-light);
}

.access-card dl {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 12px 16px;
}

.access-card dt {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--pink);
}

.access-card dd {
  font-size: 0.85rem;
  color: var(--gray);
}

/* =========================================
   CTA Section
   ========================================= */
.cta-section {
  background: linear-gradient(135deg, var(--pink) 0%, #d4738f 100%);
  text-align: center;
  padding: 80px 20px;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "Contact";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(5rem, 15vw, 12rem);
  color: rgba(255, 255, 255, 0.07);
  pointer-events: none;
  font-weight: 300;
  white-space: nowrap;
}

.cta-section h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 500;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.08em;
}

.cta-section p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 40px;
  line-height: 1.9;
}

.cta-section .phone-numbers {
  margin-bottom: 32px;
}

.cta-section .phone-numbers p {
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.cta-section .phone-numbers .phone {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.8rem;
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* =========================================
   Buttons — Enhanced with circle ripple
   ========================================= */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--pink);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 16px 40px;
  border-radius: 50px;
  border: 2px solid var(--pink);
  letter-spacing: 0.08em;
  transition: all 0.35s cubic-bezier(.67,.13,.1,.81);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(200, 90, 124, 0.25);
}

/* Hover text from data-hover attribute */
.btn-primary::after {
  content: attr(data-hover);
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: inherit;
  color: var(--pink);
  transition: top 0.35s cubic-bezier(.67,.13,.1,.81);
}

/* Label text */
.btn-label {
  display: inline-block;
  position: relative;
  z-index: 1;
  transition: transform 0.35s cubic-bezier(.67,.13,.1,.81),
              opacity 0.35s cubic-bezier(.67,.13,.1,.81);
}

/* Hover: pink bg → white bg, white text → pink text */
.btn-primary:hover {
  opacity: 1;
  background: #fff;
  color: var(--pink);
  border-color: var(--pink);
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(200, 90, 124, 0.3);
}

/* Text slides: label goes down, ::after comes from top */
.btn-primary:hover .btn-label {
  transform: translateY(160%);
  opacity: 0;
}

.btn-primary:hover::after {
  top: 0;
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 2px 8px rgba(200, 90, 124, 0.2);
}

/* Arrow */
.btn-primary .arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  font-size: 0.7rem;
  transition: transform 0.35s cubic-bezier(.67,.13,.1,.81),
              opacity 0.35s;
  position: relative;
  z-index: 1;
}

.btn-primary:hover .arrow {
  transform: translateY(160%);
  opacity: 0;
}

/* Touch devices */
@media (hover: none) {
  .btn-primary:active {
    background: #fff;
    color: var(--pink);
    border-color: var(--pink);
    transform: scale(0.97);
  }
  .btn-primary:active .btn-label {
    transform: translateY(160%);
    opacity: 0;
  }
  .btn-primary:active::after {
    top: 0;
  }
  .btn-primary:active .arrow {
    transform: translateY(160%);
    opacity: 0;
  }
  /* White button: reverse on tap */
  .btn-primary.btn-white:active {
    background: var(--pink);
    color: #fff;
    border-color: #fff;
  }
}

.btn-white {
  background: #fff;
  color: var(--pink);
  border-color: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.btn-white::after {
  color: #fff;
}

.btn-primary.btn-white:hover {
  background: var(--pink);
  color: #fff;
  border-color: #fff;
  box-shadow: 0 8px 28px rgba(200, 90, 124, 0.4);
}

.btn-white::before {
  background: rgba(200, 90, 124, 0.08);
}

.btn-white:hover {
  background: #fff;
  box-shadow: 0 8px 28px rgba(255, 255, 255, 0.4);
}

/* =========================================
   Footer
   ========================================= */
.footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.6);
  padding: 60px 20px 30px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo .logo-text {
  color: #fff;
  font-size: 1.2rem;
}

.footer-logo .logo-sub {
  color: rgba(255, 255, 255, 0.4);
}

.footer-logo p {
  font-size: 0.8rem;
  margin-top: 12px;
  line-height: 1.8;
}

.footer-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.3s, transform 0.3s;
}

.footer-nav a:hover {
  color: var(--pink-light);
  opacity: 1;
  transform: translateX(2px);
}

.footer-copy {
  text-align: center;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.3);
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* =========================================
   Book Section
   ========================================= */
.book {
  background: var(--white);
  position: relative;
}

.book-content {
  display: flex;
  gap: 50px;
  align-items: center;
}

.book-image {
  flex: 0 0 400px;
}

.book-image img {
  width: 100%;
  border-radius: 16px;
  box-shadow: 0 16px 48px rgba(200, 90, 124, 0.2), 0 4px 16px rgba(0, 0, 0, 0.08);
  transition: transform 0.5s var(--ease-out-expo), box-shadow 0.5s;
}

.book-image img:hover {
  transform: scale(1.03) rotate(-1deg);
  box-shadow: 0 24px 60px rgba(200, 90, 124, 0.28), 0 8px 24px rgba(0, 0, 0, 0.1);
}

.book-text {
  flex: 1;
}

.book-text h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 16px;
}

.book-text p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 2;
  margin-bottom: 12px;
}

.book-badge {
  display: inline-block;
  background: var(--gold);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 20px;
  margin-top: 8px;
}

/* =========================================
   Subpage Hero (shared across subpages)
   ========================================= */
.page-hero {
  position: relative;
  padding: 160px 0 80px;
  background: var(--pink-bg);
  text-align: center;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(5rem, 15vw, 12rem);
  color: rgba(200, 90, 124, 0.04);
  pointer-events: none;
  font-weight: 300;
  white-space: nowrap;
}

.page-hero .en {
  display: block;
  font-family: "Cormorant Garamond", serif;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--pink);
  text-transform: uppercase;
  margin-bottom: 8px;
  opacity: 0;
  animation: heroTextUp 0.7s var(--ease-out-expo) 0.2s forwards;
}

.page-hero h1 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 500;
  color: var(--dark);
  letter-spacing: 0.08em;
  opacity: 0;
  animation: heroTextUp 0.7s var(--ease-out-expo) 0.4s forwards;
}

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 960px) {
  .nav-list {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    z-index: 999;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 0.4s cubic-bezier(.67,.13,.1,.81),
                transform 0.4s cubic-bezier(.67,.13,.1,.81),
                visibility 0s 0.4s;
  }

  .nav-list.open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s cubic-bezier(.67,.13,.1,.81),
                transform 0.4s cubic-bezier(.67,.13,.1,.81),
                visibility 0s 0s;
  }

  .nav-list a {
    font-size: 1.1rem;
  }

  /* Staggered entrance for each menu item */
  .nav-list li {
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 0.35s cubic-bezier(.67,.13,.1,.81),
                transform 0.35s cubic-bezier(.67,.13,.1,.81);
  }

  .nav-list.open li {
    opacity: 1;
    transform: translateY(0);
  }

  .nav-list.open li:nth-child(1) { transition-delay: 0.05s; }
  .nav-list.open li:nth-child(2) { transition-delay: 0.1s; }
  .nav-list.open li:nth-child(3) { transition-delay: 0.15s; }
  .nav-list.open li:nth-child(4) { transition-delay: 0.2s; }
  .nav-list.open li:nth-child(5) { transition-delay: 0.25s; }
  .nav-list.open li:nth-child(6) { transition-delay: 0.3s; }
  .nav-list.open li:nth-child(7) { transition-delay: 0.35s; }
  .nav-list.open li:nth-child(8) { transition-delay: 0.4s; }
  .nav-list.open li:nth-child(9) { transition-delay: 0.45s; }

  .hamburger {
    display: flex;
  }

  .hero-inner {
    flex-direction: column;
    text-align: center;
    padding: 120px 20px 60px;
    gap: 40px;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-images-overlap {
    flex: none;
    width: 360px;
    height: 360px;
    margin: 0 auto;
  }

  .hero-circle-main {
    width: 250px;
    height: 250px;
  }

  .hero-circle-sub {
    width: 190px;
    height: 190px;
  }

  .about-content {
    flex-direction: column;
    text-align: center;
  }

  .about-image {
    flex: none;
  }

  .about-image .img-wrapper {
    margin: 0 auto;
    width: 280px;
    height: 280px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .courses-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .teacher-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .teacher-image {
    flex: none;
  }

  .teacher-image .img-wrapper {
    margin: 0 auto;
    width: 260px;
    height: 330px;
  }

  .voices-grid,
  .voices-grid-3 {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-nav {
    justify-content: center;
  }

  .book-content {
    flex-direction: column;
    text-align: center;
  }

  .book-image {
    flex: none;
    max-width: 320px;
    margin: 0 auto;
  }

  .section-padding {
    padding: 80px 0;
  }

  .section-title {
    margin-bottom: 48px;
  }

  .cta-header {
    top: 10px;
    right: 60px;
  }

  .cta-circle {
    width: 74px;
    height: 74px;
    font-size: 0.58rem;
  }

  .cta-section h2 {
    font-size: 1.5rem;
  }

  .page-hero {
    padding: 130px 0 60px;
  }

  .page-hero h1 {
    font-size: 1.6rem;
  }
}

@media (max-width: 600px) {
  .section-padding {
    padding: 60px 0;
  }

  .section-title {
    margin-bottom: 36px;
  }

  .section-title h2 {
    font-size: 1.3rem;
  }

  .header-inner {
    height: 64px;
    padding: 0 16px;
  }

  .logo-text {
    font-size: 1.1rem;
  }

  .cta-header {
    top: 8px;
    right: 52px;
  }

  .cta-circle {
    width: 64px;
    height: 64px;
    font-size: 0.5rem;
  }

  .hero-inner {
    padding: 100px 16px 50px;
    gap: 30px;
  }

  .hero-images-overlap {
    width: 260px;
    height: 260px;
  }

  .hero-circle-main {
    width: 180px;
    height: 180px;
  }

  .hero-circle-sub {
    width: 140px;
    height: 140px;
  }

  .hero-catch {
    font-size: 1.3rem;
  }

  .hero-lead {
    font-size: 1rem;
  }

  .hero-sub {
    font-size: 0.85rem;
    margin-bottom: 28px;
  }

  .about-image .img-wrapper {
    width: 220px;
    height: 220px;
  }

  .about-text .lead {
    font-size: 1.2rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .feature-card {
    padding: 28px 20px;
  }

  .course-card-img {
    height: 180px;
  }

  .course-card-body {
    padding: 24px 20px;
  }

  .teacher-image .img-wrapper {
    width: 200px;
    height: 260px;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .access-card {
    padding: 24px 20px;
  }

  .access-card dl {
    grid-template-columns: 70px 1fr;
  }

  .cta-section {
    padding: 60px 16px;
  }

  .cta-section h2 {
    font-size: 1.3rem;
  }

  .cta-section p {
    font-size: 0.85rem;
    margin-bottom: 24px;
  }

  .cta-section p br {
    display: none;
  }

  .btn-primary {
    font-size: 0.85rem;
    padding: 14px 32px;
  }

  .footer {
    padding: 48px 16px 24px;
  }

  .footer-nav {
    gap: 16px;
  }

  .book-image {
    max-width: 260px;
  }

  .page-hero {
    padding: 110px 0 50px;
  }

  .page-hero h1 {
    font-size: 1.3rem;
  }
}