:root {
    --blue: #1E40AF;
    --orange: #EA580C;
    --gray: #374151;
    --bg-light: #F3F4F6;
    --bg-accent: #1E3A8A;
    --radius-lg: 18px;
    --radius-md: 12px;
    --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.08);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray);
    background: #ffffff;
}

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

h1, h2, h3 {
    font-family: 'Playfair Display', 'Georgia', serif;
    color: #111827;
    margin-top: 0;
}

h1 {
    font-size: 38px;
    line-height: 1.1;
    margin-bottom: 18px;
}

h2 {
    font-size: 30px;
    margin-bottom: 14px;
}

h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

p {
    margin-top: 0;
    line-height: 1.6;
}
.logo-style{
    width: 50px;
    height:50px;
}

.section-subtitle {
    max-width: 640px;
    color: #6B7280;
    margin-bottom: 30px;
}

.container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */

.header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(209, 213, 219, 0.6);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
}

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

.logo-mark {
    width: 34px;
    height: 34px;
    border-radius: 999px;
    background: radial-gradient(circle at 30% 20%, #F97316, #EA580C 45%, #1E40AF);
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-title {
    font-weight: 600;
    font-size: 18px;
    color: #111827;
}

.logo-subtitle {
    font-size: 11px;
    color: #6B7280;
}

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

.nav-link {
    font-size: 14px;
    color: #4B5563;
    text-decoration: none;
    position: relative;
    padding-bottom: 3px;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 0;
    background: var(--orange);
    transition: width 0.2s ease;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 999px;
    border: none;
    background: linear-gradient(135deg, #1E40AF, #EA580C);
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.25);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.28);
}

.btn.secondary, .btn.btn-secondary {
    background: #fff;
    color: var(--blue);
    border: 1px solid #E5E7EB;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.12);
}

.btn.btn-ghost {
    background: transparent;
    color: #111827;
    border: 1px solid #E5E7EB;
    box-shadow: none;
}

.btn.btn-outline {
    background: transparent;
    color: var(--blue);
    border: 1px solid rgba(30, 64, 175, 0.4);
    box-shadow: none;
}

.btn.small {
    padding: 8px 16px;
    font-size: 13px;
}

.btn.full {
    width: 100%;
}

/* Sections */

.section {
    padding: 70px 0;
}

.section-light {
    background: var(--bg-light);
}

.section-accent {
    background: radial-gradient(circle at top left, #1E40AF, #020617);
    color: #E5E7EB;
}

.section-accent h2,
.section-accent p {
    color: #F9FAFB;
}

/* Hero */

.hero {
    padding-top: 80px;
    background: radial-gradient(circle at top left, rgba(30,64,175,0.08), transparent 50%),
                radial-gradient(circle at bottom right, rgba(234,88,12,0.06), transparent 55%);
}

.hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 40px;
    align-items: center;
}

.hero-subtitle {
    font-size: 16px;
    color: #4B5563;
    max-width: 520px;
}

.hero-goal {
    margin-top: 20px;
    margin-bottom: 20px;
}

.hero-goal label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: #6B7280;
    margin-bottom: 6px;
}

.hero-goal select {
    width: 100%;
    max-width: 380px;
    padding: 10px 12px;
    border-radius: 999px;
    border: 1px solid #D1D5DB;
    font-size: 14px;
    outline: none;
}

.hero-goal-text {
    font-size: 13px;
    color: #6B7280;
    margin-top: 8px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.hero-image {
    justify-self: center;
}

/* Grid */

.grid {
    display: grid;
    gap: 24px;
}

.grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.method-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
}

.card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 20px 18px;
    box-shadow: var(--shadow-soft);
}

.card img {
    margin-bottom: 12px;
    border-radius: 16px;
}

.card-direction ul {
    padding-left: 20px;
    margin-top: 10px;
    margin-bottom: 12px;
}

.card-direction li {
    font-size: 14px;
    color: #4B5563;
    margin-bottom: 4px;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: rgba(30, 64, 175, 0.12);
    color: var(--blue);
    margin-bottom: 8px;
}

.badge-academic {
    background: rgba(56, 189, 248, 0.12);
    color: #0369A1;
}

.badge-business {
    background: rgba(16, 185, 129, 0.12);
    color: #047857;
}

.badge-intense {
    background: rgba(234, 88, 12, 0.12);
    color: #C2410C;
}

.badge-hot {
    background: rgba(234, 88, 12, 0.1);
    color: #EA580C;
}

/* Lists */

.list-check {
    padding-left: 0;
    list-style: none;
}

.list-check li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 6px;
    font-size: 14px;
}

.list-check li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    font-size: 13px;
    color: #22C55E;
}

/* Widgets */

.widget {
    border-radius: var(--radius-lg);
    background: #0F172A;
    color: #E5E7EB;
    padding: 20px 18px 18px;
    box-shadow: var(--shadow-soft);
}

.widget h3 {
    color: #F9FAFB;
}

.widget label {
    display: block;
    font-size: 13px;
    margin: 6px 0 4px;
}

.widget select,
.widget input[type="range"] {
    width: 100%;
}

.widget input[type="range"] {
    margin-top: 6px;
}

.levels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #9CA3AF;
    margin: 4px 0 10px;
}

.progress-result {
    margin-top: 10px;
    font-size: 13px;
    color: #E5E7EB;
}

.widget-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 10px;
}

.widget select {
    padding: 8px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.7);
    background: rgba(15, 23, 42, 0.85);
    color: #E5E7EB;
    font-size: 13px;
}

.program-result {
    font-size: 13px;
    color: #E5E7EB;
    margin-top: 8px;
}

/* Pricing */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.card-price {
    position: relative;
}

.card-price-featured {
    border: 1px solid rgba(234, 88, 12, 0.35);
    transform: translateY(-6px);
}

.price {
    font-size: 18px;
    font-weight: 600;
    color: var(--blue);
}

.link-cta {
    font-size: 13px;
    color: var(--blue);
    text-decoration: none;
    font-weight: 500;
}

/* Teachers */

.card-teacher img {
    border-radius: 999px;
    width: 70px;
    height: 70px;
}

/* Reviews */

.reviews-grid .card-review {
    min-height: 180px;
}

.card-review .tag {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--blue);
}

.card-review p {
    font-size: 14px;
    margin: 10px 0;
}

.card-review .author {
    font-size: 12px;
    color: #6B7280;
}

/* FAQ */

.faq-list {
    max-width: 760px;
}

.faq-item {
    border-bottom: 1px solid #E5E7EB;
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 12px 0;
    border: none;
    background: transparent;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: "+";
    font-size: 18px;
    color: #9CA3AF;
}

.faq-item.open .faq-question::after {
    content: "−";
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.18s ease-out;
    font-size: 14px;
    color: #4B5563;
    padding-right: 20px;
}

.faq-item.open .faq-answer {
    padding-bottom: 10px;
}

/* CTA final */

.cta-final-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
}

.cta-buttons {
    display: flex;
    gap: 10px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.cta-form {
    background: rgba(15, 23, 42, 0.8);
    border-radius: var(--radius-lg);
    padding: 20px 18px;
    box-shadow: var(--shadow-soft);
}

.cta-form h3 {
    color: #F9FAFB;
    margin-bottom: 12px;
}

.cta-form label {
    display: block;
    font-size: 13px;
    margin-bottom: 8px;
    color: #E5E7EB;
}

.cta-form input,
.cta-form select {
    width: 100%;
    padding: 8px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148,163,184,0.8);
    background: #020617;
    color: #E5E7EB;
    font-size: 13px;
    margin-top: 4px;
}

/* Footer */

.footer {
    padding: 18px 0 26px;
    border-top: 1px solid #E5E7EB;
    background: #F9FAFB;
    font-size: 12px;
    color: #6B7280;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Responsive */

@media (max-width: 960px) {
    .hero-inner {
        grid-template-columns: minmax(0, 1fr);
    }
    .hero-image {
        order: -1;
        max-width: 360px;
    }
    .grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .grid-3,
    .pricing-grid,
    .method-grid,
    .cta-final-inner {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 640px) {
    .header-inner {
        gap: 10px;
    }
    .nav {
        display: none;
    }
    h1 {
        font-size: 30px;
    }
    h2 {
        font-size: 24px;
    }
    .grid-4,
    .grid-3 {
        grid-template-columns: minmax(0, 1fr);
    }
    .section {
        padding: 50px 0;
    }
}