:root {
    --primary-color: #2e7d32;
    --secondary-color: #81C784;
    --accent-color: #4CAF50;
    --background-light: #F8FDF8;
    --background-white: #FFFFFF;
    --border-light: #E8F5E8;
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --gradient-primary: linear-gradient(135deg, #2E7D32 0%, #4CAF50 100%);
    --gradient-secondary: linear-gradient(135deg, #E8F5E8 0%, #F1F8E9 100%);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lexend', sans-serif;
    line-height: 1.6;
    font-size: 16px;
    background-image: url(img/background.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    color: var(--text-dark);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Hero background image */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50vh;
    z-index: 0;
    overflow: hidden;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 80px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 120' preserveAspectRatio='none'%3E%3Cpath fill='%232e7d32' d='M0,60 C240,120 480,0 720,60 C960,120 1200,20 1440,80 L1440,120 L0,120 Z'%3E%3C/path%3E%3C/svg%3E");
    background-size: 100% 100%;
}

/* Typography */
h1,
h2,
h3,
h4,
h5 {
    font-weight: 600;
    line-height: 1.3;
    margin-top: 0;
}

h1 {
    font-size: clamp(1.75rem, 5vw, 2rem);
    color: var(--primary-color);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 1.75rem);
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    color: var(--primary-color);
    margin-bottom: 1rem;
}

h4 {
    font-size: clamp(1.125rem, 2.5vw, 1.25rem);
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

h5 {
    font-size: 1rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

p {
    margin: 0 0 1rem 0;
    color: var(--text-medium);
}

/* Links and Buttons */
a {
    text-decoration: none;
    color: var(--text-dark);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-color);
}

a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn-link {
    display: inline-block;
    border-radius: var(--radius-lg);
    background: var(--gradient-primary);
    padding: 0.75rem 1.5rem;
    color: white;
    font-weight: 500;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: var(--shadow-md);
    margin-top: 1.5rem;
}

.btn-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

/* Header and Navigation */
header {
    background: rgba(255, 255, 255, 0.95);
    padding: 1rem;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.heading {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.heading h1 {
    margin: 0;
}

.logo {
    width: 60px;
    height: 60px;
}

nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

nav a {
    position: relative;
    padding: 0.5rem 0;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

nav a:hover::after,
nav a:focus::after {
    width: 100%;
}

/* Burger Menu */
.burger-menu {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 101;
}

.burger-menu span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.burger-menu.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.burger-menu.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Navigation */
@media (max-width: 599px) {
    .header-content {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-between;
    }

    nav {
        display: none;
        flex-direction: column;
        width: 100%;
        gap: 0;
        padding-top: 1rem;
        border-top: 1px solid var(--border-light);
        margin-top: 1rem;
    }

    nav.active {
        display: flex;
    }

    nav a {
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--border-light);
    }

    nav a:last-child {
        border-bottom: none;
    }
}

/* Hide burger on tablet and up */
@media (min-width: 600px) {
    .burger-menu {
        display: none;
    }
}

/* Main Layout */
main {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
    margin-top: 38vh;
    padding: 0 1rem 1rem;
    flex-grow: 1;
    position: relative;
    z-index: 2;
}

article {
    background-color: rgba(235, 235, 235, 0.95);
    padding: 2rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    scroll-margin-top: 120px;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
}

/* Detail pages keep pure white background */
.detail-page {
    background-color: rgba(255, 255, 255, 0.95);
}

/* Footer */
footer {
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    text-align: center;
    padding: 1.5rem;
    margin-top: 3rem;
    font-size: 0.9rem;
    color: var(--text-dark);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
}

/* Contact Section */
address {
    display: flex;
    align-items: start;
    flex-direction: column;
    gap: 1rem;
    font-style: normal;
}

address .address-line {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* Custom Lists */
.custom-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.custom-list li {
    padding: 0.5rem 0 0.5rem 36px;
    position: relative;
    color: var(--text-medium);
}

.custom-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.custom-list li:nth-child(3n+1)::before {
    background-image: url('img/asterisk_1.webp');
    transform: translateY(-50%) rotate(-15deg);
}

.custom-list li:nth-child(3n+2)::before {
    background-image: url('img/asterisk_2.webp');
    transform: translateY(-50%) rotate(25deg);
}

.custom-list li:nth-child(3n)::before {
    background-image: url('img/asterisk_3.webp');
    transform: translateY(-50%) rotate(0deg);
}

/* Context Section */
.context {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    width: 100%;
    margin-top: 1.5rem;
}

.context-container {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--background-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    font-weight: 500;
    transition: box-shadow 0.2s ease;
    align-items: center;
}

.context-container:hover {
    box-shadow: var(--shadow-md);
}

/* Activities Sections */
.activities-section {
    margin-bottom: 2rem;
}

.activities-section:last-child {
    margin-bottom: 0;
}

.activities-section h3 {
    margin-bottom: 1rem;
    color: var(--text-medium);
    font-style: italic;
}

/* Service Card Links */
a.service-card {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 250px;
}

a.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    color: inherit;
}

/* Detail Page */

.detail-page h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.back-link:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    color: white;
}

.back-link svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

/* Back link colors */
.detail-page.color-green .back-link { background: linear-gradient(135deg, #2e7d32 0%, #4CAF50 100%); }
.detail-page.color-blue .back-link { background: linear-gradient(135deg, #1565C0 0%, #42A5F5 100%); }
.detail-page.color-purple .back-link { background: linear-gradient(135deg, #6A1B9A 0%, #AB47BC 100%); }
.detail-page.color-orange .back-link { background: linear-gradient(135deg, #E65100 0%, #FF9800 100%); }
.detail-page.color-teal .back-link { background: linear-gradient(135deg, #00695C 0%, #26A69A 100%); }
.detail-page.color-pink .back-link { background: linear-gradient(135deg, #AD1457 0%, #EC407A 100%); }
.detail-page.color-indigo .back-link { background: linear-gradient(135deg, #283593 0%, #5C6BC0 100%); }
.detail-page.color-amber .back-link { background: linear-gradient(135deg, #FF8F00 0%, #FFCA28 100%); }
.detail-page.color-coral .back-link { background: linear-gradient(135deg, #D84315 0%, #FF7043 100%); }

/* Detail page title colors */
.detail-page.color-green h2, .detail-page.color-green h3 { color: #2e7d32; }
.detail-page.color-blue h2, .detail-page.color-blue h3 { color: #1565C0; }
.detail-page.color-purple h2, .detail-page.color-purple h3 { color: #6A1B9A; }
.detail-page.color-orange h2, .detail-page.color-orange h3 { color: #BF360C; }
.detail-page.color-teal h2, .detail-page.color-teal h3 { color: #00695C; }
.detail-page.color-pink h2, .detail-page.color-pink h3 { color: #AD1457; }
.detail-page.color-indigo h2, .detail-page.color-indigo h3 { color: #283593; }
.detail-page.color-amber h2, .detail-page.color-amber h3 { color: #E65100; }
.detail-page.color-coral h2, .detail-page.color-coral h3 { color: #BF360C; }

/* Service Cards Grid */
.service-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.service-card .card-color-area,
a.service-card .card-color-area {
    background: var(--gradient-primary);
    height: 60px;
    position: relative;
}

/* Card accent colors */
a.service-card.color-green .card-color-area { background: linear-gradient(135deg, #2e7d32 0%, #4CAF50 100%); }
a.service-card.color-green .card-button { background: linear-gradient(135deg, #2e7d32 0%, #4CAF50 100%); }
a.service-card.color-green .card-header h4 { color: #2e7d32; }

a.service-card.color-blue .card-color-area { background: linear-gradient(135deg, #1565C0 0%, #42A5F5 100%); }
a.service-card.color-blue .card-button { background: linear-gradient(135deg, #1565C0 0%, #42A5F5 100%); }
a.service-card.color-blue .card-header h4 { color: #1565C0; }

a.service-card.color-purple .card-color-area { background: linear-gradient(135deg, #6A1B9A 0%, #AB47BC 100%); }
a.service-card.color-purple .card-button { background: linear-gradient(135deg, #6A1B9A 0%, #AB47BC 100%); }
a.service-card.color-purple .card-header h4 { color: #6A1B9A; }

a.service-card.color-orange .card-color-area { background: linear-gradient(135deg, #E65100 0%, #FF9800 100%); }
a.service-card.color-orange .card-button { background: linear-gradient(135deg, #E65100 0%, #FF9800 100%); }
a.service-card.color-orange .card-header h4 { color: #BF360C; }

a.service-card.color-teal .card-color-area { background: linear-gradient(135deg, #00695C 0%, #26A69A 100%); }
a.service-card.color-teal .card-button { background: linear-gradient(135deg, #00695C 0%, #26A69A 100%); }
a.service-card.color-teal .card-header h4 { color: #00695C; }

a.service-card.color-pink .card-color-area { background: linear-gradient(135deg, #AD1457 0%, #EC407A 100%); }
a.service-card.color-pink .card-button { background: linear-gradient(135deg, #AD1457 0%, #EC407A 100%); }
a.service-card.color-pink .card-header h4 { color: #AD1457; }

a.service-card.color-indigo .card-color-area { background: linear-gradient(135deg, #283593 0%, #5C6BC0 100%); }
a.service-card.color-indigo .card-button { background: linear-gradient(135deg, #283593 0%, #5C6BC0 100%); }
a.service-card.color-indigo .card-header h4 { color: #283593; }

a.service-card.color-amber .card-color-area { background: linear-gradient(135deg, #FF8F00 0%, #FFCA28 100%); }
a.service-card.color-amber .card-button { background: linear-gradient(135deg, #FF8F00 0%, #FFCA28 100%); }
a.service-card.color-amber .card-header h4 { color: #E65100; }

a.service-card.color-coral .card-color-area { background: linear-gradient(135deg, #D84315 0%, #FF7043 100%); }
a.service-card.color-coral .card-button { background: linear-gradient(135deg, #D84315 0%, #FF7043 100%); }
a.service-card.color-coral .card-header h4 { color: #BF360C; }

.service-card .card-color-area::after,
a.service-card .card-color-area::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 35px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 500 80' preserveAspectRatio='none'%3E%3Cpath d='M0,60 C80,0 180,80 250,40 C320,0 420,70 500,30 L500,80 L0,80 Z' fill='%23FFFFFF'/%3E%3C/svg%3E");
    background-size: 100% 100%;
}

/* Wave variations for different card colors */
a.service-card.color-blue .card-color-area::after {
    transform: scaleX(-1);
}

a.service-card.color-purple .card-color-area::after {
    background-position: 30% 0;
    background-size: 120% 100%;
}

a.service-card.color-orange .card-color-area::after {
    transform: scaleX(-1);
    background-size: 130% 100%;
}

a.service-card.color-teal .card-color-area::after {
    transform: scaleX(-1);
    background-size: 105% 100%;
}

a.service-card.color-pink .card-color-area::after {
    transform: scaleX(-1);
    background-position: 10% 0;
}

a.service-card.color-indigo .card-color-area::after {
    background-size: 140% 100%;
    background-position: 50% 0;
}

a.service-card.color-amber .card-color-area::after {
    transform: scaleX(-1);
    background-size: 115% 100%;
}

a.service-card.color-coral .card-color-area::after {
    transform: scaleY(1.1);
}

.service-card .card-header,
a.service-card .card-header {
    background: #FFFFFF;
    padding: 0.25rem 1rem 1.25rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-grow: 1;
}

.service-card .card-header h4,
a.service-card .card-header h4 {
    color: var(--primary-color);
    margin: 0;
    margin-top: auto;
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.4;
}

.service-card .card-header .service-subtitle,
.service-card .card-header .age-range,
a.service-card .card-header .service-subtitle,
a.service-card .card-header .age-range {
    color: var(--text-medium);
    margin: 0.25rem 0 0 0;
    font-size: 0.9rem;
    font-style: italic;
}

.card-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-top: auto;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-button svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

a.service-card:hover .card-button {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
}

.service-subtitle {
    font-style: italic;
    color: var(--text-medium);
    font-size: 0.95rem;
    margin: -0.5rem 0 0.75rem 0;
}

.service-description {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.service-details {
    margin-top: 1rem;
}

.service-details h5:first-child {
    margin-top: 0;
}

/* Responsive Design - Mobile First */

/* Tablet and up */
@media (min-width: 600px) {
    .logo {
        width: 75px;
        height: 75px;
    }

    .header-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    nav {
        gap: 1.5rem;
    }

    article {
        padding: 2.5rem 2rem;
    }

    main {
        margin: 2rem auto;
        gap: 2rem;
    }

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

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

/* Desktop and up */
@media (min-width: 900px) {
    main {
        max-width: 1000px;
    }

    article {
        padding: 3rem 2.5rem;
    }

    .context {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .service-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

/* Large screens */
@media (min-width: 1200px) {
    main {
        max-width: 1100px;
    }
}