/* =========================================================
   INNOVATORS DESK — FINAL CSS
   Theme: Blue + Brown + White
   Font: DM Sans
   ========================================================= */

:root {
  --blue: #008acb;
  --blue-dark: #006fa8;
  --blue-light: #eaf8ff;

  --brown: #71351f;
  --brown-dark: #4e2415;
  --brown-light: #a96242;

  --black: #17212b;
  --text: #52606d;
  --muted: #84909c;

  --white: #ffffff;
  --off-white: #f7f9fb;
  --border: #e6ebef;

  --radius: 22px;
  --shadow: 0 25px 70px rgba(20, 38, 52, 0.09);
}


/* =========================================================
   RESET
   ========================================================= */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "DM Sans", sans-serif;
  color: var(--black);
  background: var(--white);
  overflow-x: hidden;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

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

button {
  border: 0;
  cursor: pointer;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin: auto;
}


/* =========================================================
   HEADER
   ========================================================= */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition:
    box-shadow 0.3s ease,
    background 0.3s ease;
}

.header.is-scrolled {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 10px 35px rgba(20, 38, 52, 0.07);
}

.nav-container {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-text strong {
  color: var(--black);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-text span {
  color: var(--black);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 4px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.desktop-nav a {
  position: relative;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
  transition: color 0.25s ease;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  border-radius: 10px;
  background: var(--blue);
  transition: width 0.25s ease;
}

.desktop-nav a:hover {
  color: var(--blue);
}

.desktop-nav a:hover::after {
  width: 100%;
}

.nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 12px;
  color: var(--white);
  background: var(--blue);
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(0, 138, 203, 0.2);
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    box-shadow 0.25s ease;
}

.nav-button:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(0, 138, 203, 0.26);
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--off-white);
  color: var(--black);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-button span {
  width: 20px;
  height: 2px;
  border-radius: 10px;
  background: currentColor;
  transition: 0.25s ease;
}

.menu-button.is-open span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.menu-button.is-open span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.mobile-menu {
  display: none;
}

.mobile-cta {
  display: inline-flex;
}


/* =========================================================
   HERO
   ========================================================= */

.hero {
  position: relative;
  min-height: 100svh;
  padding: 150px 0 90px;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(
      circle at 75% 30%,
      rgba(0, 138, 203, 0.07),
      transparent 30%
    ),
    linear-gradient(
      180deg,
      #ffffff 0%,
      #fbfdff 100%
    );
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  opacity: 0.38;
  background-image:
    linear-gradient(rgba(0, 138, 203, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 138, 203, 0.035) 1px, transparent 1px);
  background-size: 55px 55px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  right: -220px;
  top: 5%;
  z-index: -1;
  border-radius: 50%;
  background: rgba(0, 138, 203, 0.08);
  filter: blur(80px);
  pointer-events: none;
}

.hero-grid {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding-inline: 20px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}

.hero-content {
  min-width: 0;
  max-width: 680px;
  position: relative;
  z-index: 2;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 13px;
  border-radius: 999px;
  background: var(--blue-light);
  color: var(--blue-dark);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 5px rgba(0, 138, 203, 0.08);
}

.hero-content h1 {
  max-width: 720px;
  font-size: clamp(2.55rem, 5.5vw, 5.4rem);
  line-height: 0.99;
  letter-spacing: -0.065em;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.hero-content h1 em {
  color: var(--blue);
  font-style: normal;
}

.hero-description {
  max-width: 600px;
  margin-top: 25px;
  color: var(--text);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 32px;
}

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 23px;
  border-radius: 14px;
  font-weight: 700;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease;
}

.primary-button {
  color: var(--white);
  background: var(--blue);
  box-shadow: 0 14px 30px rgba(0, 138, 203, 0.2);
}

.primary-button:hover {
  background: var(--blue-dark);
  transform: translateY(-3px);
  box-shadow: 0 18px 35px rgba(0, 138, 203, 0.28);
}

.secondary-button {
  color: var(--black);
  background: var(--white);
  border: 1px solid var(--border);
}

.secondary-button:hover {
  color: var(--blue);
  border-color: rgba(0, 138, 203, 0.25);
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(20, 38, 52, 0.08);
}

.hero-trust {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 24px;
  margin-top: 36px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.trust-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: rgba(113, 53, 31, 0.08);
  color: var(--brown);
  flex-shrink: 0;
}

.trust-icon.blue {
  background: var(--blue-light);
  color: var(--blue);
}


/* =========================================================
   HERO VISUAL — BOOK / EDUCATION VISUAL
   ========================================================= */

.hero-visual {
  min-width: 0;
  width: 100%;
  max-width: 580px;
  justify-self: end;
  position: relative;
  z-index: 1;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}

.glow-one {
  width: 230px;
  height: 230px;
  right: 5%;
  top: 4%;
  background: rgba(0, 138, 203, 0.15);
}

.glow-two {
  width: 190px;
  height: 190px;
  left: 5%;
  bottom: 4%;
  background: rgba(113, 53, 31, 0.11);
}

.visual-ring {
  position: absolute;
  border: 1px solid rgba(0, 138, 203, 0.12);
  border-radius: 50%;
  pointer-events: none;
}

.ring-one {
  width: 480px;
  height: 480px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.ring-two {
  width: 390px;
  height: 390px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-color: rgba(113, 53, 31, 0.1);
}

.floating-card {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(230, 235, 239, 0.95);
  box-shadow: 0 18px 45px rgba(20, 38, 52, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-size: 0.72rem;
  font-weight: 700;
}

.card-top {
  top: 8%;
  left: 2%;
  animation: floatCard 5s ease-in-out infinite;
}

.card-bottom {
  right: 2%;
  bottom: 10%;
  animation: floatCard 5.5s ease-in-out infinite reverse;
}

.mini-icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--blue);
  background: var(--blue-light);
}

.education-scene {
  position: relative;
  width: 100%;
  min-height: 550px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.scene-glow {
  position: absolute;
  width: 310px;
  height: 310px;
  border-radius: 50%;
  background: rgba(0, 138, 203, 0.08);
  filter: blur(20px);
}

.floating-symbol {
  position: absolute;
  z-index: 4;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--border);
  box-shadow: 0 15px 35px rgba(20, 38, 52, 0.1);
  font-size: 1.15rem;
}

.symbol-book {
  top: 17%;
  left: 8%;
  color: var(--brown);
  transform: rotate(-8deg);
  animation: symbolFloat 4.5s ease-in-out infinite;
}

.symbol-star {
  top: 14%;
  right: 9%;
  color: var(--blue);
  transform: rotate(8deg);
  animation: symbolFloat 5s ease-in-out infinite 0.7s;
}

.symbol-check {
  bottom: 17%;
  left: 8%;
  color: var(--blue);
  transform: rotate(-5deg);
  animation: symbolFloat 4.8s ease-in-out infinite 1.2s;
}


/* =========================================================
   LAPTOP
   ========================================================= */

.laptop-3d {
  position: relative;
  width: min(100%, 520px);
  margin: 0 auto;
  perspective: 1200px;
  z-index: 2;
}

.laptop-screen {
  position: relative;
  width: 100%;
  aspect-ratio: 1.45 / 1;
  padding: 13px;
  border-radius: 20px 20px 10px 10px;
  background: linear-gradient(
    145deg,
    #24303a,
    #121a20
  );
  border: 4px solid #0e151a;
  box-shadow:
    0 25px 55px rgba(20, 38, 52, 0.22),
    inset 0 0 0 1px rgba(255, 255, 255, 0.07);
  transform: rotateX(4deg);
}

.laptop-screen::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 50%;
  width: 6px;
  height: 6px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: #52606d;
}

.screen-header {
  height: 34px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  border-radius: 9px 9px 0 0;
  background: #f3f7fa;
}

.screen-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--muted);
}

.online-class {
  position: absolute;
  inset: 47px 14px 14px;
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 12px;
  padding: 13px;
  border-radius: 12px;
  background: #eef7fb;
  overflow: hidden;
}

.teacher-card {
  min-width: 0;
  border-radius: 12px;
  padding: 13px;
  background: linear-gradient(
    145deg,
    #ffffff,
    #e8f6fc
  );
  border: 1px solid rgba(0, 138, 203, 0.12);
}

.teacher-avatar {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  margin-bottom: 9px;
  background:
    radial-gradient(circle at 50% 32%, #f2c7a8 0 20%, transparent 21%),
    radial-gradient(circle at 50% 65%, var(--brown) 0 31%, transparent 32%),
    linear-gradient(145deg, #dff4fc, #b9e6f7);
  box-shadow: inset 0 0 0 4px rgba(255, 255, 255, 0.7);
}

.teacher-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.teacher-info::before {
  content: "Online Class";
  color: var(--blue-dark);
  font-size: 0.67rem;
  font-weight: 800;
}

.teacher-info::after {
  content: "Learn • Practice • Grow";
  color: var(--muted);
  font-size: 0.56rem;
  font-weight: 600;
}

.student-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.student-box {
  min-height: 56px;
  border-radius: 10px;
  padding: 9px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(0, 138, 203, 0.1);
  position: relative;
}

.student-box::before {
  content: "";
  display: block;
  width: 55%;
  height: 5px;
  border-radius: 10px;
  background: rgba(0, 138, 203, 0.2);
  margin-bottom: 7px;
}

.student-box::after {
  content: "";
  display: block;
  width: 35%;
  height: 4px;
  border-radius: 10px;
  background: rgba(113, 53, 31, 0.18);
}

.laptop-base {
  position: relative;
  width: 112%;
  height: 25px;
  margin-left: -6%;
  margin-top: -2px;
  border-radius: 0 0 18px 18px;
  background: linear-gradient(
    180deg,
    #bfc9d0,
    #8997a0
  );
  box-shadow: 0 14px 25px rgba(20, 38, 52, 0.17);
}

.laptop-base::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 5px;
  width: 90px;
  height: 5px;
  transform: translateX(-50%);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.42);
}

.online-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 8px;
  border-radius: 999px;
  background: #ffffff;
  color: var(--blue-dark);
  font-size: 0.55rem;
  font-weight: 800;
  box-shadow: 0 7px 15px rgba(20, 38, 52, 0.08);
}

.online-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2bb673;
  box-shadow: 0 0 0 4px rgba(43, 182, 115, 0.1);
}


/* =========================================================
   BOOK VISUAL
   ========================================================= */

.book {
  position: absolute;
  z-index: 4;
  right: 4%;
  bottom: 8%;
  width: 125px;
  height: 105px;
  transform: rotate(-9deg);
  filter: drop-shadow(0 18px 20px rgba(20, 38, 52, 0.14));
  animation: bookFloat 5.2s ease-in-out infinite;
}

.book-back {
  position: absolute;
  inset: 0;
  border-radius: 8px 13px 12px 7px;
  background: var(--brown-dark);
  transform: translate(7px, 6px);
}

.book-middle {
  position: absolute;
  inset: 0;
  border-radius: 8px 13px 12px 7px;
  background: var(--brown);
  transform: translate(3px, 3px);
}

.book-front {
  position: absolute;
  inset: 0;
  border-radius: 8px 13px 12px 7px;
  background: linear-gradient(
    145deg,
    #ffffff 0%,
    #f8fbfd 65%,
    #e9f5fa 100%
  );
  border: 1px solid rgba(0, 138, 203, 0.16);
  overflow: hidden;
}

.book-front::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 17px;
  width: 70px;
  height: 7px;
  border-radius: 10px;
  background: var(--blue);
  box-shadow:
    0 17px 0 rgba(0, 138, 203, 0.18),
    0 34px 0 rgba(113, 53, 31, 0.16);
}

.book-front::after {
  content: "ID";
  position: absolute;
  right: 13px;
  bottom: 10px;
  color: var(--brown);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.person-shadow {
  position: absolute;
  left: 8%;
  bottom: 8%;
  width: 155px;
  height: 30px;
  border-radius: 50%;
  background: rgba(20, 38, 52, 0.09);
  filter: blur(10px);
}

.avatar-stack {
  position: absolute;
  left: 5%;
  bottom: 13%;
  display: flex;
  align-items: center;
  z-index: 4;
}

.avatar-stack::before,
.avatar-stack::after {
  content: "";
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 3px solid #ffffff;
  box-shadow: 0 8px 18px rgba(20, 38, 52, 0.12);
}

.avatar-stack::before {
  background:
    radial-gradient(circle at 50% 35%, #d9a987 0 20%, transparent 21%),
    linear-gradient(145deg, var(--blue), #bfe9f8);
}

.avatar-stack::after {
  margin-left: -12px;
  background:
    radial-gradient(circle at 50% 35%, #efc3a4 0 20%, transparent 21%),
    linear-gradient(145deg, var(--brown), #dfad98);
}


/* =========================================================
   TRUST BAR
   ========================================================= */

.trust-bar {
  padding: 30px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--white);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.stat {
  text-align: center;
  padding: 12px;
}

.stat strong {
  display: block;
  color: var(--black);
  font-size: 1.35rem;
  font-weight: 800;
}

.stat span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.78rem;
}


/* =========================================================
   GENERAL SECTIONS
   ========================================================= */

.section {
  position: relative;
  padding: 110px 0;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}

.section-label span {
  width: 24px;
  height: 2px;
  border-radius: 10px;
  background: currentColor;
}

.section-heading {
  max-width: 760px;
}

.center-heading {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
  font-weight: 800;
}

.section h2 em {
  color: var(--blue);
  font-style: normal;
}


/* =========================================================
   ABOUT
   ========================================================= */

.about {
  background: var(--off-white);
}

.two-column {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(40px, 7vw, 100px);
  align-items: center;
}

.about-content {
  max-width: 620px;
}

.large-text {
  margin-top: 25px;
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.85;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.about-features > * {
  padding: 17px;
  border: 1px solid var(--border);
  border-radius: 15px;
  background: var(--white);
}


/* =========================================================
   TUTORING SERVICES
   ========================================================= */

.services-section {
  background: var(--white);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 50px;
}

.service-card {
  position: relative;
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--white);
  box-shadow: 0 10px 35px rgba(20, 38, 52, 0.035);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    border-color 0.3s ease;
}

.service-card:hover {
  transform: translateY(-7px);
  border-color: rgba(0, 138, 203, 0.2);
  box-shadow: var(--shadow);
}

.service-card.featured {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}

.service-number {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 800;
}

.featured .service-number {
  color: rgba(255, 255, 255, 0.7);
}

.service-icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  margin: 25px 0 22px;
  background: rgba(113, 53, 31, 0.08);
  color: var(--brown);
}

.blue-icon {
  background: var(--blue-light);
  color: var(--blue);
}

.featured .service-icon {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
}

.service-card h3 {
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.service-card p {
  margin-top: 12px;
  color: var(--text);
  line-height: 1.7;
  font-size: 0.9rem;
}

.featured .service-card p,
.service-card.featured p {
  color: rgba(255, 255, 255, 0.8);
}

.service-card a {
  display: inline-flex;
  margin-top: 22px;
  color: var(--blue);
  font-size: 0.85rem;
  font-weight: 800;
}

.service-card.featured a {
  color: var(--white);
}


/* =========================================================
   PROGRAMS
   ========================================================= */

.programs {
  background: var(--off-white);
}

.programs-heading {
  max-width: 680px;
}

.program-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  margin-top: 45px;
}

.program-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--white);
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.program-card:hover,
.program-card.is-open {
  border-color: rgba(0, 138, 203, 0.2);
  box-shadow: 0 16px 40px rgba(20, 38, 52, 0.06);
}

.program-card.featured-program {
  border-color: rgba(113, 53, 31, 0.18);
}

.program-card-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 23px;
  background: transparent;
  text-align: left;
}

.program-title-content {
  min-width: 0;
}

.program-title-content strong {
  display: block;
  font-size: 1rem;
  font-weight: 800;
}

.program-title-content span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.78rem;
}

.explore-link {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  flex-shrink: 0;
}

.program-inline-detail {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s ease;
}

.program-card.is-open .program-inline-detail {
  grid-template-rows: 1fr;
}

.program-detail-copy {
  min-height: 0;
  overflow: hidden;
  padding: 0 23px;
  color: var(--text);
  line-height: 1.7;
  font-size: 0.88rem;
}

.program-card.is-open .program-detail-copy {
  padding-bottom: 23px;
}

.detail-kicker {
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.detail-request {
  display: inline-flex;
  margin-top: 13px;
  color: var(--brown);
  font-size: 0.8rem;
  font-weight: 800;
}


/* =========================================================
   DIGITAL SERVICES
   ========================================================= */

.digital-services {
  background: var(--white);
}

.services-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
}

.digital-service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 17px;
  margin-top: 50px;
}

.digital-service-card {
  padding: 27px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--white);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.digital-service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.featured-digital {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

.digital-service-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
}

.service-index {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.digital-service-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: var(--blue-light);
  color: var(--blue);
}

.featured-digital .digital-service-icon {
  background: rgba(0, 138, 203, 0.15);
}

.digital-service-card h3 {
  margin-top: 25px;
  font-size: 1.1rem;
}

.digital-service-card p {
  margin-top: 11px;
  color: var(--text);
  line-height: 1.7;
  font-size: 0.86rem;
}

.featured-digital p {
  color: rgba(255, 255, 255, 0.68);
}


/* =========================================================
   RESEARCH
   ========================================================= */

.research-section {
  background: var(--off-white);
}

.research-box {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 60px;
  align-items: center;
}

.research-content {
  max-width: 600px;
}

.research-list {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.research-list > * {
  display: flex;
  gap: 12px;
  padding: 16px;
  border-radius: 14px;
  background: var(--white);
  border: 1px solid var(--border);
}

.research-visual {
  position: relative;
  min-height: 390px;
  display: grid;
  place-items: center;
}

.research-card-main {
  width: min(100%, 380px);
  padding: 28px;
  border-radius: 22px;
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.research-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
}

.research-lines {
  display: grid;
  gap: 9px;
  margin-top: 25px;
}

.research-lines span {
  display: block;
  height: 7px;
  border-radius: 10px;
  background: var(--blue-light);
}

.research-lines span:nth-child(2) {
  width: 75%;
}

.research-lines span:nth-child(3) {
  width: 58%;
}

.research-chart {
  height: 110px;
  margin-top: 28px;
  border-radius: 14px;
  background:
    linear-gradient(
      135deg,
      transparent 47%,
      rgba(0, 138, 203, 0.4) 48%,
      rgba(0, 138, 203, 0.4) 50%,
      transparent 51%
    ),
    var(--blue-light);
}

.research-floating {
  position: absolute;
  padding: 12px 15px;
  border-radius: 13px;
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: 0 15px 35px rgba(20, 38, 52, 0.08);
  font-size: 0.75rem;
  font-weight: 800;
}

.research-floating:first-of-type {
  top: 13%;
  left: 2%;
}

.research-floating:last-of-type {
  right: 2%;
  bottom: 13%;
}


/* =========================================================
   INTERNATIONAL
   ========================================================= */

.international {
  background: var(--white);
}

.international-box {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: center;
}

.international-visual {
  position: relative;
  min-height: 430px;
  display: grid;
  place-items: center;
}

.globe {
  position: relative;
  width: min(370px, 90%);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(0, 138, 203, 0.2);
  background:
    radial-gradient(
      circle at 35% 30%,
      rgba(0, 138, 203, 0.14),
      transparent 42%
    ),
    rgba(234, 248, 255, 0.45);
  box-shadow:
    inset 0 0 60px rgba(0, 138, 203, 0.07),
    0 30px 80px rgba(20, 38, 52, 0.08);
  overflow: hidden;
}

.globe::before,
.globe::after {
  content: "";
  position: absolute;
  inset: 14%;
  border: 1px solid rgba(0, 138, 203, 0.12);
  border-radius: 50%;
}

.globe::after {
  transform: rotate(90deg);
}

.globe-line {
  position: absolute;
  left: 50%;
  top: 5%;
  width: 1px;
  height: 90%;
  background: rgba(0, 138, 203, 0.13);
  transform: translateX(-50%);
}

.line-one {
  transform: translateX(-50%) rotate(45deg);
}

.line-two {
  transform: translateX(-50%) rotate(-45deg);
}

.line-three {
  transform: translateX(-50%) rotate(90deg);
}

.orbit {
  position: absolute;
  inset: 7%;
  border: 1px solid rgba(113, 53, 31, 0.14);
  border-radius: 50%;
}

.orbit-one {
  transform: rotate(35deg);
}

.orbit-two {
  transform: rotate(-35deg);
}

.international-content {
  max-width: 610px;
}

.international-points {
  display: grid;
  gap: 12px;
  margin-top: 30px;
}

.international-points > * {
  padding: 15px 17px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--off-white);
}


/* =========================================================
   PROCESS
   ========================================================= */

.process {
  background: var(--off-white);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 50px;
}

.process-step {
  position: relative;
  padding: 25px;
  border-top: 1px solid var(--border);
}

.step-number {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--blue);
  background: var(--blue-light);
  font-size: 0.78rem;
  font-weight: 800;
}

.process-step h3 {
  margin-top: 20px;
  font-size: 1rem;
}

.process-step p {
  margin-top: 9px;
  color: var(--text);
  font-size: 0.84rem;
  line-height: 1.7;
}

.step-line {
  position: absolute;
  top: 46px;
  right: 0;
  width: 1px;
  height: 65px;
  background: var(--border);
}


/* =========================================================
   SUBJECTS
   ========================================================= */

.subjects {
  background: var(--white);
}

.subjects-heading {
  max-width: 650px;
}

.subject-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 35px;
}

.subject-list > * {
  padding: 11px 15px;
  border-radius: 999px;
  background: var(--off-white);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 600;
  transition:
    color 0.25s ease,
    background 0.25s ease,
    border-color 0.25s ease;
}

.subject-list > *:hover {
  color: var(--blue);
  background: var(--blue-light);
  border-color: rgba(0, 138, 203, 0.15);
}


/* =========================================================
   REQUEST FORM
   ========================================================= */

.request-section {
  background: var(--off-white);
}

.request-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 70px;
  align-items: start;
}

.request-intro {
  max-width: 540px;
}

.request-visual {
  position: relative;
  margin-top: 35px;
  min-height: 190px;
}

.request-visual-card {
  padding: 25px;
  border-radius: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: 0 15px 40px rgba(20, 38, 52, 0.06);
}

.request-visual-number {
  color: var(--blue);
  font-size: 2rem;
  font-weight: 800;
}

.light-label {
  display: inline-block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.contact-mini {
  display: grid;
  gap: 7px;
  margin-top: 22px;
  color: var(--text);
  font-size: 0.82rem;
}

.tutor-form {
  padding: 35px;
  border-radius: 25px;
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.form-group {
  margin-bottom: 17px;
}

.form-group label {
  display: block;
  margin-bottom: 7px;
  color: var(--black);
  font-size: 0.78rem;
  font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid var(--border);
  outline: none;
  border-radius: 12px;
  padding: 13px 14px;
  color: var(--black);
  background: #fbfdfe;
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease;
}

.form-group input,
.form-group select {
  height: 48px;
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(0, 138, 203, 0.5);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(0, 138, 203, 0.08);
}

.form-button {
  width: 100%;
  min-height: 53px;
  border-radius: 13px;
  color: var(--white);
  background: var(--blue);
  font-weight: 800;
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    box-shadow 0.25s ease;
}

.form-button:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 15px 30px rgba(0, 138, 203, 0.2);
}

.form-note {
  margin-top: 12px;
  color: var(--muted);
  text-align: center;
  font-size: 0.72rem;
  line-height: 1.5;
}

.form-success {
  display: none;
  margin-top: 15px;
  padding: 13px;
  border-radius: 12px;
  background: #eefaf4;
  color: #18794e;
  font-size: 0.8rem;
  font-weight: 700;
  text-align: center;
}

.form-success.show {
  display: block;
}


/* =========================================================
   FINAL CTA
   ========================================================= */

.final-cta {
  padding: 100px 0;
  background: var(--black);
}

.final-cta-inner {
  max-width: 820px;
  margin: auto;
  text-align: center;
}

.final-label {
  display: inline-flex;
  padding: 8px 13px;
  border-radius: 999px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.final-cta h2 {
  margin-top: 20px;
  color: var(--white);
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.final-cta p {
  max-width: 620px;
  margin: 20px auto 0;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
}

.white-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 23px;
  margin-top: 28px;
  border-radius: 13px;
  background: var(--white);
  color: var(--black);
  font-weight: 800;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.white-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(255, 255, 255, 0.12);
}


/* =========================================================
   FOOTER
   ========================================================= */

.footer {
  padding: 65px 0 25px;
  background: #10171d;
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(2, 1fr);
  gap: 50px;
}

.footer-brand {
  max-width: 320px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 11px;
}

.footer-logo img {
  width: 45px;
  height: 45px;
  object-fit: contain;
}

.footer .brand-text strong,
.footer .brand-text span {
  color: var(--white);
}

.footer-brand p {
  margin-top: 17px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
  font-size: 0.82rem;
}

.footer-column h4 {
  margin-bottom: 17px;
  color: var(--white);
  font-size: 0.85rem;
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-column a {
  width: fit-content;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.8rem;
  transition: color 0.25s ease;
}

.footer-column a:hover {
  color: var(--white);
}

.facebook-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-top: 50px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.72rem;
}


/* =========================================================
   REVEAL ANIMATION
   ========================================================= */

.reveal-item {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

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


/* =========================================================
   HERO ANIMATIONS
   ========================================================= */

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

  50% {
    transform: translateY(-8px);
  }
}

@keyframes symbolFloat {
  0%,
  100% {
    translate: 0 0;
  }

  50% {
    translate: 0 -10px;
  }
}

@keyframes bookFloat {
  0%,
  100% {
    translate: 0 0;
    rotate: -9deg;
  }

  50% {
    translate: 0 -10px;
    rotate: -6deg;
  }
}


/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 1100px) {
  .desktop-nav {
    gap: 19px;
  }

  .hero-content h1 {
    font-size: clamp(2.8rem, 6vw, 4.5rem);
  }

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

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

  .step-line {
    display: none;
  }
}


/* =========================================================
   TABLET / SMALL LAPTOP
   ========================================================= */

@media (max-width: 900px) {
  .desktop-nav,
  .nav-button {
    display: none;
  }

  .menu-button {
    display: flex;
  }

  .mobile-menu {
    display: none;
    position: absolute;
    top: 82px;
    left: 20px;
    right: 20px;
    max-height: calc(100svh - 100px);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 15px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--border);
    box-shadow: 0 20px 50px rgba(20, 38, 52, 0.12);
  }

  .mobile-menu.is-open {
    display: flex;
    flex-direction: column;
  }

  .mobile-menu a {
    padding: 13px 12px;
    border-radius: 10px;
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 700;
  }

  .mobile-menu a:hover {
    background: var(--blue-light);
    color: var(--blue);
  }

  .mobile-cta {
    margin-top: 8px;
    justify-content: center;
    min-height: 47px;
    border-radius: 12px;
    color: var(--white) !important;
    background: var(--blue);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .hero-content {
    max-width: 760px;
  }

  .hero-visual {
    justify-self: center;
    max-width: 650px;
  }

  .about,
  .international,
  .request-section {
    overflow: hidden;
  }

  .two-column,
  .international-box,
  .request-grid,
  .research-box {
    grid-template-columns: 1fr;
  }

  .about-content,
  .international-content,
  .request-intro,
  .research-content {
    max-width: 750px;
  }

  .international-visual {
    order: 2;
  }

  .request-visual {
    max-width: 500px;
  }

  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr;
  }
}


/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 640px) {
  .container {
    width: min(100% - 32px, 1180px);
  }

  .nav-container {
    height: 74px;
  }

  .brand img {
    width: 42px;
    height: 42px;
  }

  .brand-text strong {
    font-size: 0.9rem;
  }

  .brand-text span {
    font-size: 0.58rem;
  }

  .mobile-menu {
    top: 74px;
    left: 16px;
    right: 16px;
    max-height: calc(100svh - 90px);
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: 60px;
  }

  .hero-grid {
    padding-inline: 16px;
    gap: 45px;
  }

  .hero-content {
    width: 100%;
  }

  .hero-content h1 {
    font-size: clamp(2.25rem, 11vw, 3.4rem);
    line-height: 1;
  }

  .hero-description {
    font-size: 0.98rem;
    line-height: 1.7;
  }

  .hero-buttons {
    width: 100%;
  }

  .hero-buttons > * {
    width: 100%;
  }

  .hero-trust {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .trust-item {
    font-size: 0.75rem;
  }

  .education-scene {
    min-height: 390px;
    padding: 25px 5px;
  }

  .ring-one {
    width: 350px;
    height: 350px;
  }

  .ring-two {
    width: 285px;
    height: 285px;
  }

  .floating-card {
    padding: 9px 11px;
    font-size: 0.62rem;
  }

  .card-top {
    top: 5%;
    left: 0;
  }

  .card-bottom {
    right: 0;
    bottom: 7%;
  }

  .floating-symbol {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    font-size: 0.95rem;
  }

  .symbol-book {
    left: 2%;
  }

  .symbol-star {
    right: 2%;
  }

  .symbol-check {
    left: 2%;
  }

  .book {
    width: 92px;
    height: 78px;
    right: 1%;
    bottom: 7%;
  }

  .book-front::before {
    left: 11px;
    top: 12px;
    width: 50px;
    height: 5px;
    box-shadow:
      0 13px 0 rgba(0, 138, 203, 0.18),
      0 26px 0 rgba(113, 53, 31, 0.16);
  }

  .book-front::after {
    right: 9px;
    bottom: 8px;
    font-size: 0.58rem;
  }

  .avatar-stack {
    left: 1%;
    bottom: 11%;
  }

  .avatar-stack::before,
  .avatar-stack::after {
    width: 34px;
    height: 34px;
  }

  .person-shadow {
    left: 2%;
    width: 115px;
  }

  .laptop-screen {
    padding: 9px;
    border-radius: 14px 14px 8px 8px;
  }

  .screen-header {
    height: 26px;
    padding: 0 7px;
  }

  .online-class {
    inset: 35px 9px 9px;
    gap: 7px;
    padding: 8px;
  }

  .teacher-card {
    padding: 8px;
  }

  .teacher-avatar {
    width: 40px;
    height: 40px;
  }

  .student-box {
    min-height: 42px;
    padding: 7px;
  }

  .student-box::before {
    height: 4px;
    margin-bottom: 5px;
  }

  .student-box::after {
    height: 3px;
  }

  .online-badge {
    top: 7px;
    right: 7px;
    font-size: 0.45rem;
  }

  .laptop-base {
    height: 18px;
  }

  .section {
    padding: 75px 0;
  }

  .section h2 {
    font-size: clamp(2rem, 9vw, 2.8rem);
  }

  .service-grid,
  .digital-service-grid,
  .program-grid,
  .trust-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .services-intro-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .tutor-form {
    padding: 22px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .research-visual,
  .international-visual {
    min-height: 330px;
  }

  .globe {
    width: min(300px, 90%);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}


/* =========================================================
   EXTRA SMALL DEVICES
   ========================================================= */

@media (max-width: 420px) {
  .hero-trust {
    grid-template-columns: 1fr;
  }

  .education-scene {
    min-height: 340px;
  }

  .teacher-card {
    display: none;
  }

  .online-class {
    grid-template-columns: 1fr;
  }

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

  .book {
    width: 78px;
    height: 66px;
  }

  .avatar-stack {
    display: none;
  }

  .floating-card {
    display: none;
  }

  .research-floating {
    display: none;
  }

  .primary-button,
  .secondary-button {
    min-height: 50px;
  }
}


/* =========================================================
   REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal-item {
    opacity: 1;
    transform: none;
  }
}