/* ===========================
   LAYOUT
   Grid, flexbox, spacing, containers
   =========================== */

/* Container */
.section__container,
.header__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Section */
.section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

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

/* Flexbox Utilities */
.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.flex-column {
    display: flex;
    flex-direction: column;
}

/* Grid Utilities */
.grid {
    display: grid;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

/* Header Layout */
.header {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-light-bg);
    box-shadow: var(--shadow-sm);
}

.header__nav {
    padding: var(--spacing-md) 0;
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.header__logo {
    display: flex;
    align-items: center;
    font-weight: var(--font-weight-bold);
    font-size: 18px;
    color: var(--color-dark);
    white-space: nowrap;
}

.header__logo:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
    border-radius: var(--border-radius);
}

.header__logo-accent {
    color: var(--color-primary);
    margin-left: 4px;
}

/* Navigation Menu */
.nav__menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav__link {
    color: var(--color-dark);
    font-weight: var(--font-weight-semi-bold);
    padding: var(--spacing-xs) 0;
    border-bottom: 2px solid transparent;
    transition: border-color var(--transition-base);
}

.nav__link:hover,
.nav__link:focus {
    border-bottom-color: var(--color-primary);
}

/* Mobile Navigation Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    width: 28px;
    height: 24px;
    padding: 0;
    background: transparent;
}

.nav__toggle-icon {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    transition: all var(--transition-base);
    margin: 4px 0;
}

.nav__toggle[aria-expanded=\"true\"] .nav__toggle-icon:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.nav__toggle[aria-expanded=\"true\"] .nav__toggle-icon:nth-child(2) {
    opacity: 0;
}

.nav__toggle[aria-expanded=\"true\"] .nav__toggle-icon:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-light-bg) 0%, var(--color-white) 100%);
    padding: var(--spacing-3xl) 0;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.hero__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.hero__image {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.hero__graphic {
    width: 100%;
    height: 280px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--border-radius-lg);
    opacity: 0.3;
}

/* Cards */
.card {
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border: 1px solid var(--color-light-bg);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.card--feature {
    border-left: 4px solid var(--color-primary);
}

.card__title {
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    font-size: 18px;
}

.card__description {
    color: var(--color-light-text);
    font-size: 14px;
    line-height: var(--line-height-relaxed);
}

/* Mission Section */
.mission__content {
    max-width: 800px;
    margin: 0 auto;
}

.mission__text {
    font-size: 18px;
    line-height: var(--line-height-relaxed);
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

.mission__text strong {
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* Values Grid */
.values__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

/* Events CTA */
.events__cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* CTA Section */
.cta__actions {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
}

/* Community Section */
.section.section--community {
    background: linear-gradient(180deg, #10283a 0%, #1A3A52 100%);
    color: var(--color-white);
}

.section--community .section__title--dark {
    color: var(--color-white);
}

.section.section--community .section__title {
    color: var(--color-white);
}

.section--community .section__description--dark {
    color: rgba(255, 255, 255, 0.85);
}

.section.section--community .section__description {
    color: rgba(255, 255, 255, 0.85);
}

.community__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    align-items: stretch;
}

.card.card--community {
    background-color: var(--color-white);
    border: 1px solid #d7dee5;
    border-top: 4px solid var(--color-secondary);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.card--community .card__title {
    color: var(--color-dark);
}

.card--community .card__description {
    color: var(--color-light-text);
    margin-bottom: 0;
}

.social__links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social__links .btn {
    width: 100%;
}

.card--community > .btn,
.card--community .social__links,
.card--community .chapters__buttons {
    margin-top: auto;
}

.chapters__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.chapters__buttons .btn {
    width: 100%;
    text-align: center;
}

/* Footer */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-3xl);
}

.footer__container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    margin-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: var(--spacing-2xl);
}

.footer__section {
    flex: 1;
}

.footer__heading {
    font-size: 16px;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.footer__subheading {
    font-size: 14px;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
}

.footer__description,
.footer__legal {
    font-size: 14px;
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xs);
    opacity: 0.9;
}

.footer__community {
    font-size: 13px;
    line-height: var(--line-height-relaxed);
    margin-top: var(--spacing-xs);
    opacity: 0.8;
    font-style: italic;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer__links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    transition: color var(--transition-base);
}

.footer__links a:hover,
.footer__links a:focus {
    color: var(--color-primary);
}

.footer__bottom {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    text-align: center;
}

.footer__copyright {
    font-size: 12px;
    opacity: 0.7;
}