/*=============== VARIABLES CSS ===============*/
:root {
    --header-height: 4.5rem;
    
    /*========== Colors ==========*/
    --primary-color: #A4C3A2;
    --primary-color-light: #C2E0BF;
    --primary-color-dark: #7DA87A;
    --accent-color: #F4EBD0;
    --accent-color-dark: #E9D8A6;
    --text-color: #333333;
    --text-color-light: #666666;
    --body-color: #FAF9F6;
    --container-color: #FFFFFF;
    --border-color: #EEEEEE;
    --success-color: #48BB78;
    
    /*========== Font and typography ==========*/
    --body-font: 'Open Sans', sans-serif;
    --heading-font: 'Montserrat', sans-serif;
    --big-font-size: 2.5rem;
    --h1-font-size: 2rem;
    --h2-font-size: 1.5rem;
    --h3-font-size: 1.25rem;
    --normal-font-size: 1rem;
    --small-font-size: 0.875rem;
    --smaller-font-size: 0.75rem;
    
    /*========== Font weight ==========*/
    --font-light: 300;
    --font-regular: 400;
    --font-medium: 500;
    --font-semi-bold: 600;
    --font-bold: 700;
    
    /*========== Margins ==========*/
    --mb-0-25: 0.25rem;
    --mb-0-5: 0.5rem;
    --mb-0-75: 0.75rem;
    --mb-1: 1rem;
    --mb-1-5: 1.5rem;
    --mb-2: 2rem;
    --mb-2-5: 2.5rem;
    --mb-3: 3rem;
    
    /*========== z index ==========*/
    --z-tooltip: 10;
    --z-fixed: 100;
    --z-modal: 1000;
    
    /*========== Transitions ==========*/
    --transition-fast: 0.3s;
    --transition-normal: 0.5s;
}

/* Responsive typography */
@media screen and (min-width: 968px) {
    :root {
        --big-font-size: 3.5rem;
        --h1-font-size: 2.5rem;
        --h2-font-size: 2rem;
        --h3-font-size: 1.5rem;
        --normal-font-size: 1rem;
        --small-font-size: 0.875rem;
        --smaller-font-size: 0.813rem;
    }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--body-font);
    font-size: var(--normal-font-size);
    background-color: var(--body-color);
    color: var(--text-color);
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-family: var(--heading-font);
    font-weight: var(--font-bold);
    color: var(--text-color);
    line-height: 1.3;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: var(--text-color);
}

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

button,
input,
textarea {
    font-family: var(--body-font);
    font-size: var(--normal-font-size);
    outline: none;
    border: none;
}

/*=============== REUSABLE CSS CLASSES ===============*/
.section {
    padding: 5rem 0 2rem;
}

.section__header {
    text-align: center;
    margin-bottom: var(--mb-3);
}

.section__title {
    font-size: var(--h2-font-size);
    color: var(--text-color);
    margin-bottom: var(--mb-0-5);
    position: relative;
    display: inline-block;
}

.section__title::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 4px;
    background-color: var(--primary-color);
    left: 50%;
    bottom: -10px;
    transform: translateX(-50%);
    border-radius: 2px;
}

.section__subtitle {
    display: block;
    font-size: var(--small-font-size);
    color: var(--text-color-light);
    margin-top: var(--mb-1);
}

.container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: #FFF;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: var(--font-medium);
    transition: var(--transition-fast);
    cursor: pointer;
}

.button:hover {
    background-color: var(--primary-color-dark);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/*=============== HEADER & NAV ===============*/
.header {
    width: 100%;
    background-color: var(--container-color);
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--z-fixed);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

.nav {
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo img {
    width: 140px;
}

.nav__toggle, 
.nav__close {
    display: flex;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
}

@media screen and (max-width: 767px) {
    .nav__menu {
        position: fixed;
        top: -100%;
        left: 0;
        width: 100%;
        background-color: var(--container-color);
        padding: 2rem 1.5rem 4rem;
        box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
        border-radius: 0 0 1.5rem 1.5rem;
        transition: .3s;
    }
}

.nav__list {
    display: flex;
    flex-direction: column;
    row-gap: 2rem;
}

.nav__link {
    color: var(--text-color);
    font-weight: var(--font-medium);
    transition: .3s;
}

.nav__link:hover {
    color: var(--primary-color);
}

.nav__close {
    position: absolute;
    right: 1.5rem;
    top: 1rem;
    font-size: 1.5rem;
}

/* Show menu */
.show-menu {
    top: 0;
}

/* Active link */
.active-link {
    color: var(--primary-color);
}

/* Change header background on scroll */
.scroll-header {
    background-color: var(--container-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/*=============== HERO ===============*/
.hero {
    padding-top: calc(var(--header-height) + 3rem);
    background: linear-gradient(135deg, rgba(244, 235, 208, 0.2) 0%, rgba(164, 195, 162, 0.1) 100%);
}

.hero__container {
    display: grid;
    gap: 2.5rem;
}

.hero__content {
    text-align: center;
}

.hero__title {
    font-size: var(--big-font-size);
    margin-bottom: var(--mb-1);
    color: var(--text-color);
}

.hero__description {
    margin-bottom: var(--mb-2);
    color: var(--text-color-light);
}

.hero__button {
    margin-top: var(--mb-1);
}

.hero__img {
    justify-self: center;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/*=============== ABOUT ===============*/
.about {
    background-color: var(--container-color);
}

.about__content {
    display: grid;
    gap: 2.5rem;
}

.about__img {
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.about__description {
    margin-bottom: var(--mb-2-5);
    text-align: justify;
}

.about__values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.about__value {
    text-align: center;
    padding: 1.5rem;
    border-radius: 1rem;
    background-color: var(--body-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition-fast);
}

.about__value:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.about__value-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--mb-0-75);
}

.about__value-title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--mb-0-5);
}

.about__value-description {
    font-size: var(--small-font-size);
}

/*=============== WHY ===============*/
.why {
    background-color: var(--body-color);
}

.why__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.why__card {
    background-color: var(--container-color);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.why__card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.why__card-img {
    width: 100%;
    height: 180px;
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: var(--mb-1-5);
}

.why__card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.why__card:hover .why__card-img img {
    transform: scale(1.05);
}

.why__card-title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--mb-0-75);
    color: var(--text-color);
}

.why__card-description {
    font-size: var(--small-font-size);
    color: var(--text-color-light);
}

/*=============== HOW ===============*/
.how {
    background-color: var(--container-color);
    position: relative;
    overflow: hidden;
}

.how::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(var(--primary-color-light) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.3;
    z-index: 0;
}

.how__container {
    position: relative;
    z-index: 1;
}

.how__content {
    max-width: 800px;
    margin: 0 auto;
}

.how__timeline {
    position: relative;
    padding: 2rem 0;
}

.how__timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background-color: var(--primary-color-light);
    border-radius: 2px;
}

.how__step {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.how__step:last-child {
    margin-bottom: 0;
}

.how__step-number {
    background-color: var(--primary-color);
    color: #FFF;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--h3-font-size);
    font-weight: var(--font-bold);
    z-index: 1;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.how__step-content {
    background-color: var(--body-color);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    width: calc(100% - 80px);
    margin-left: 20px;
}

.how__step-title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--mb-0-5);
}

.how__step-description {
    font-size: var(--small-font-size);
    color: var(--text-color-light);
}

/*=============== PROGRAMS ===============*/
.programs {
    background-color: var(--body-color);
}

.programs__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.programs__card {
    background-color: var(--container-color);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
}

.programs__card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.programs__card-featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
    position: relative;
}

.programs__card-featured::before {
    content: 'Populärast';
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: var(--smaller-font-size);
    font-weight: var(--font-medium);
}

.programs__card-header {
    background-color: var(--primary-color-light);
    padding: 2rem;
    text-align: center;
}

.programs__card-title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--mb-0-5);
    color: var(--text-color);
}

.programs__card-price {
    font-size: var(--h2-font-size);
    font-weight: var(--font-bold);
    color: var(--text-color);
}

.programs__card-content {
    padding: 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.programs__card-features {
    margin-bottom: var(--mb-2);
    flex-grow: 1;
}

.programs__card-features li {
    margin-bottom: var(--mb-0-75);
    display: flex;
    align-items: center;
}

.programs__card-features i {
    color: var(--success-color);
    margin-right: var(--mb-0-75);
}

.programs__card-button {
    margin-top: auto;
    width: 100%;
}

/*=============== BENEFITS ===============*/
.benefits {
    background-color: var(--container-color);
}

.benefits__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefits__item {
    background-color: var(--body-color);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: var(--transition-fast);
}

.benefits__item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.benefits__item-img {
    width: 100%;
    height: 150px;
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: var(--mb-1);
}

.benefits__item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.benefits__item:hover .benefits__item-img img {
    transform: scale(1.05);
}

.benefits__item-title {
    font-size: var(--normal-font-size);
    font-weight: var(--font-semi-bold);
    margin-bottom: var(--mb-0-5);
}

.benefits__item-description {
    font-size: var(--small-font-size);
    color: var(--text-color-light);
}

/*=============== NEWSLETTER ===============*/
.newsletter {
    background: linear-gradient(to right, var(--accent-color-dark), var(--accent-color));
    padding: 4rem 0;
}

.newsletter__content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter__title {
    font-size: var(--h2-font-size);
    margin-bottom: var(--mb-1);
    color: var(--text-color);
}

.newsletter__description {
    margin-bottom: var(--mb-2);
    color: var(--text-color-light);
}

.newsletter__form-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.newsletter__input {
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    background-color: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    flex-grow: 1;
    min-width: 250px;
}

.newsletter__button {
    min-width: 180px;
}

/*=============== CONTACT ===============*/
.contact {
    background-color: var(--body-color);
}

.contact__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.contact__form-container {
    background-color: var(--container-color);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.contact__form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact__form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact__label {
    font-size: var(--small-font-size);
    font-weight: var(--font-medium);
    color: var(--text-color);
}

.contact__input {
    padding: 1rem;
    border-radius: 0.5rem;
    background-color: var(--body-color);
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.contact__input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(164, 195, 162, 0.2);
}

.contact__textarea {
    height: 150px;
    resize: none;
}

.contact__button {
    margin-top: var(--mb-1);
    align-self: flex-start;
}

.contact__map {
    border-radius: 1rem;
    overflow: hidden;
    height: 100%;
    min-height: 300px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.contact__map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/*=============== FOOTER ===============*/
.footer {
    background-color: var(--primary-color-dark);
    padding: 3rem 0 1rem;
}

.footer__container {
    color: white;
}

.footer__content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--mb-2-5);
}

.footer__logo {
    margin-bottom: var(--mb-1);
}

.footer__logo-img {
    width: 120px;
    filter: brightness(0) invert(1);
}

.footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer__link {
    color: white;
    font-size: var(--small-font-size);
    transition: var(--transition-fast);
}

.footer__link:hover {
    color: var(--accent-color);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--mb-1-5);
    text-align: center;
}

.footer__copy {
    font-size: var(--smaller-font-size);
    color: rgba(255, 255, 255, 0.8);
}

/*=============== SCROLL UP ===============*/
.scrollup {
    position: fixed;
    right: 1rem;
    bottom: -20%;
    background-color: var(--primary-color);
    padding: 0.5rem;
    border-radius: 0.5rem;
    display: flex;
    opacity: 0.8;
    z-index: var(--z-tooltip);
    transition: .4s;
}

.scrollup__icon {
    font-size: 1.5rem;
    color: #FFF;
}

.scrollup:hover {
    background-color: var(--primary-color-dark);
    opacity: 1;
}

/* Show scroll */
.show-scroll {
    bottom: 5rem;
}

/*=============== MEDIA QUERIES ===============*/
/* For small devices */
@media screen and (max-width: 360px) {
    .hero__title {
        font-size: var(--h1-font-size);
    }
    
    .programs__card {
        padding: 1.5rem;
    }
}

/* For medium devices */
@media screen and (min-width: 568px) {
    .hero__container,
    .about__content {
        grid-template-columns: repeat(2, 1fr);
        align-items: center;
    }
    
    .hero__content {
        text-align: left;
    }
    
    .newsletter__form-group {
        flex-wrap: nowrap;
    }
}

@media screen and (min-width: 768px) {
    body {
        margin: 0;
    }
    
    .section {
        padding: 6rem 0 2rem;
    }
    
    .nav {
        height: calc(var(--header-height) + 1.5rem);
    }
    
    .nav__list {
        flex-direction: row;
        column-gap: 2.5rem;
    }
    
    .nav__toggle,
    .nav__close {
        display: none;
    }
    
    .nav__menu {
        margin-left: auto;
    }
    
    .hero {
        padding-top: calc(var(--header-height) + 4rem);
    }
    
    .how__step:nth-child(even) {
        flex-direction: row-reverse;
    }
    
    .how__step:nth-child(even) .how__step-content {
        margin-left: 0;
        margin-right: 20px;
        text-align: right;
    }
}

/* For large devices */
@media screen and (min-width: 1024px) {
    .container {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero__title {
        font-size: var(--big-font-size);
    }
    
    .about__description,
    .about__value-description {
        padding-right: 5rem;
    }
    
    .how__timeline::before {
        left: 49.8%;
    }
}