:root {
--purple-dark: #211038;
--purple-secondary: #30164a;
--purple-card: #3b2058;
--purple-border: #51376e;
--lilac: #c8a8ff;
--lavender: #e7dbff;
--white: #ffffff;
--muted: #d8cde5;
--dark-text: #211038;
--radius: 16px;
--content-width: 1180px;
}

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

html {
scroll-behavior: smooth;
scroll-padding-top: 90px;
}

body {
font-family: Arial, Helvetica, sans-serif;
background: var(--purple-dark);
color: var(--white);
line-height: 1.7;
}

a {
color: inherit;
}

button,
input {
font: inherit;
}

button,
a {
-webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
outline: 3px solid var(--lilac);
outline-offset: 4px;
}

.site-header {
width: 100%;
min-height: 82px;
padding: 18px 7%;
display: flex;
align-items: center;
justify-content: space-between;
gap: 24px;
background: var(--purple-dark);
border-bottom: 1px solid var(--purple-border);
position: sticky;
top: 0;
z-index: 100;
}

.logo {
color: var(--white);
font-size: 25px;
font-weight: 800;
text-decoration: none;
letter-spacing: -1px;
white-space: nowrap;
}

.logo span {
color: var(--lilac);
}

.navigation {
display: flex;
align-items: center;
justify-content: flex-end;
gap: 23px;
}

.navigation a {
text-decoration: none;
color: var(--muted);
font-size: 14px;
font-weight: 600;
transition: color 0.2s ease;
}

.navigation a:hover {
color: var(--lilac);
}

.navigation .nav-button {
background: var(--lilac);
color: var(--dark-text);
padding: 10px 18px;
border-radius: 8px;
}

.navigation .nav-button:hover {
background: var(--lavender);
color: var(--dark-text);
}

.menu-toggle {
display: none;
color: var(--white);
background: transparent;
border: 1px solid var(--purple-border);
border-radius: 8px;
padding: 5px 12px;
font-size: 24px;
cursor: pointer;
}

.hero {
padding: 85px 7% 80px;
text-align: center;
background:
radial-gradient(ellipse at top, #492b68 0%, transparent 58%),
linear-gradient(145deg, var(--purple-dark), var(--purple-secondary));
}

.hero-content {
max-width: 900px;
margin: 0 auto;
}

.hero-badge {
display: inline-block;
padding: 8px 16px;
margin-bottom: 24px;
background: rgba(200, 168, 255, 0.12);
color: var(--lavender);
border: 1px solid rgba(200, 168, 255, 0.3);
border-radius: 50px;
font-size: 13px;
font-weight: 600;
}

.hero h1 {
max-width: 850px;
margin: 0 auto 22px;
font-size: clamp(38px, 6vw, 66px);
line-height: 1.15;
letter-spacing: -2px;
}

.hero h1 span {
display: block;
color: var(--lilac);
}

.hero-description {
max-width: 660px;
margin: 0 auto 30px;
color: var(--muted);
font-size: 17px;
}

.hero-actions {
display: flex;
justify-content: center;
flex-wrap: wrap;
gap: 12px;
margin-bottom: 45px;
}

.button {
display: inline-flex;
align-items: center;
justify-content: center;
min-height: 48px;
padding: 12px 23px;
border-radius: 9px;
border: 1px solid transparent;
font-weight: 700;
font-size: 14px;
text-decoration: none;
text-align: center;
cursor: pointer;
transition:
background 0.2s ease,
transform 0.2s ease;
}

.button:hover {
transform: translateY(-2px);
}

.button-primary {
background: var(--lilac);
color: var(--dark-text);
}

.button-primary:hover {
background: var(--lavender);
}

.button-secondary {
background: transparent;
color: var(--white);
border-color: var(--lilac);
}

.button-secondary:hover {
background: rgba(200, 168, 255, 0.12);
}

.search-form {
max-width: 670px;
margin: 0 auto;
padding: 22px;
background: rgba(33, 16, 56, 0.85);
border: 1px solid var(--purple-border);
border-radius: var(--radius);
text-align: left;
}

.search-form label {
display: block;
margin-bottom: 10px;
font-size: 14px;
font-weight: 700;
}

.search-row {
display: flex;
gap: 10px;
}

.search-row input {
flex: 1;
min-width: 0;
min-height: 48px;
padding: 12px 15px;
background: #ffffff;
color: var(--dark-text);
border: 1px solid transparent;
border-radius: 8px;
}

.search-row input::placeholder {
color: #74687f;
}

.search-feedback {
margin-top: 10px;
color: var(--muted);
font-size: 13px;
}

section {
padding: 75px 7%;
}

.subjects-section,
.how-section {
background: var(--purple-dark);
}

.section-heading {
max-width: 760px;
margin: 0 auto 38px;
text-align: center;
}

.eyebrow {
display: inline-block;
margin-bottom: 12px;
color: var(--lilac);
font-size: 12px;
font-weight: 800;
letter-spacing: 2px;
text-transform: uppercase;
}

.section-heading h2,
.become-content h2 {
margin-bottom: 14px;
font-size: clamp(28px, 4vw, 40px);
line-height: 1.25;
letter-spacing: -1px;
}

.section-heading p,
.become-content p {
color: var(--muted);
font-size: 15px;
}

.subject-grid {
max-width: var(--content-width);
margin: 0 auto;
display: grid;
grid-template-columns: repeat(3, minmax(0, 1fr));
gap: 20px;
}

.subject-card {
min-width: 0;
min-height: 190px;
padding: 25px 18px;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
text-align: center;
background: var(--purple-card);
border: 1px solid var(--purple-border);
border-radius: var(--radius);
color: var(--white);
cursor: pointer;
transition:
transform 0.2s ease,
border-color 0.2s ease,
background 0.2s ease;
}

.subject-card:hover {
transform: translateY(-4px);
border-color: var(--lilac);
background: #452660;
}

.subject-icon {
margin-bottom: 12px;
font-size: 35px;
}

.subject-name {
margin-bottom: 5px;
font-size: 17px;
font-weight: 800;
}

.subject-description {
color: var(--muted);
font-size: 12px;
}

.empty-state {
margin-top: 25px;
color: var(--muted);
text-align: center;
}

.tutors-section {
background: var(--purple-secondary);
}

.tutor-placeholder {
max-width: 760px;
margin: 0 auto;
padding: 40px 25px;
text-align: center;
background: var(--purple-card);
border: 1px solid var(--purple-border);
border-radius: var(--radius);
}

.placeholder-icon {
margin-bottom: 12px;
color: var(--lilac);
font-size: 40px;
}

.tutor-placeholder h3 {
margin-bottom: 12px;
font-size: 23px;
}

.tutor-placeholder p {
max-width: 560px;
margin: 0 auto 22px;
color: var(--muted);
font-size: 14px;
}

.steps-grid {
max-width: var(--content-width);
margin: 0 auto;
display: grid;
grid-template-columns: repeat(3, minmax(0, 1fr));
gap: 22px;
}

.step-card {
padding: 28px 22px;
text-align: center;
background: var(--purple-card);
border: 1px solid var(--purple-border);
border-radius: var(--radius);
}

.step-number {
width: 52px;
height: 52px;
margin: 0 auto 18px;
display: grid;
place-items: center;
background: var(--lilac);
color: var(--dark-text);
border-radius: 50%;
font-weight: 800;
}

.step-card h3 {
margin-bottom: 10px;
font-size: 18px;
}

.step-card p {
color: var(--muted);
font-size: 14px;
}

.become-section {
background: linear-gradient(145deg, #30164a, #492b68);
text-align: center;
}

.become-content {
max-width: 760px;
margin: 0 auto;
}

.become-content p {
margin-bottom: 25px;
}

.site-footer {
padding: 38px 7%;
background: var(--purple-dark);
border-top: 1px solid var(--purple-border);
text-align: center;
}

.site-footer .logo {
display: inline-block;
margin-bottom: 10px;
}

.site-footer p {
color: var(--muted);
font-size: 13px;
}

.site-footer .copyright {
margin-top: 14px;
font-size: 12px;
}

[hidden] {
display: none !important;
}

@media (max-width: 900px) {
.site-header {
padding: 17px 5%;
}

.navigation {
gap: 13px;
}

.navigation a {
font-size: 12px;
}

section,
.hero {
padding-left: 5%;
padding-right: 5%;
}
}

@media (max-width: 680px) {
.site-header {
min-height: 72px;
padding: 14px 5%;
flex-wrap: wrap;
}

.logo {
font-size: 23px;
}

.menu-toggle {
display: block;
}

.navigation {
display: none;
width: 100%;
padding: 15px 0 5px;
flex-direction: column;
align-items: stretch;
gap: 0;
}

.navigation.is-open {
display: flex;
}

.navigation a {
padding: 11px 8px;
font-size: 14px;
}

.navigation .nav-button {
margin-top: 8px;
text-align: center;
}

.hero {
padding-top: 58px;
padding-bottom: 55px;
}

.hero h1 {
font-size: clamp(36px, 10vw, 49px);
letter-spacing: -1.3px;
}

.hero-description {
font-size: 15px;
}

.hero-actions {
flex-direction: column;
align-items: stretch;
max-width: 320px;
margin-left: auto;
margin-right: auto;
}

.search-form {
padding: 17px;
}

.search-row {
flex-direction: column;
}

.search-row .button {
width: 100%;
}

section {
padding-top: 55px;
padding-bottom: 55px;
}

.subject-grid {
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 12px;
}

.subject-card {
min-height: 165px;
padding: 18px 10px;
}

.subject-name {
font-size: 15px;
}

.subject-description {
font-size: 11px;
}

.steps-grid {
grid-template-columns: 1fr;
gap: 15px;
}

.step-card {
padding: 25px 18px;
}

.tutor-placeholder {
padding: 30px 18px;
}
}

@media (max-width: 360px) {
.subject-grid {
grid-template-columns: 1fr;
}

.subject-card {
min-height: 140px;
}
}

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

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