/* ==========================================================================
   LEMRAH Website – Shared Stylesheet
   Phase 1: Foundation – Layout, responsive framework, temporary palette
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables (temporary palette – will be updated from branding images)
   -------------------------------------------------------------------------- */
:root {
    --primary-color: #2E7D32;
    --secondary-color: #4CAF50;
    --background-color: #FAFAFA;
    --text-color: #222;
    --text-muted: #666;
    --white: #FFFFFF;
    --border-color: #E0E0E0;
    --border-radius: 12px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --header-height: 64px;
    --max-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --transition: 0.2s ease;
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

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

a:hover,
a:focus-visible {
    color: var(--secondary-color);
}

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

ul {
    list-style: none;
}

/* --------------------------------------------------------------------------
   Skip Link (Accessibility)
   -------------------------------------------------------------------------- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--spacing-sm);
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    z-index: 1000;
    transition: top var(--transition);
}

.skip-link:focus {
    top: var(--spacing-sm);
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--spacing-sm);
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-height: var(--header-height);
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.brand-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.brand-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav-toggle {
    display: none;
    background: none;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-xs);
    cursor: pointer;
    color: var(--text-color);
}

.nav-toggle-icon {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-color);
    position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
    content: "";
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--text-color);
    left: 0;
    transition: transform var(--transition);
}

.nav-toggle-icon::before {
    top: -7px;
}

.nav-toggle-icon::after {
    top: 7px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon {
    background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
    transform: rotate(-45deg) translate(5px, -5px);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.nav-link {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    color: var(--text-color);
    font-weight: 500;
    transition: background-color var(--transition), color var(--transition);
}

.nav-link:hover,
.nav-link:focus-visible {
    background-color: rgba(46, 125, 50, 0.08);
    color: var(--primary-color);
}

.nav-link.active {
    background-color: var(--primary-color);
    color: var(--white);
}

.nav-link.active:hover,
.nav-link.active:focus-visible {
    background-color: var(--secondary-color);
    color: var(--white);
}

/* --------------------------------------------------------------------------
   Language Switcher
   -------------------------------------------------------------------------- */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.lang-switcher-label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.lang-switcher-select {
    appearance: none;
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-xs) var(--spacing-lg) var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-color);
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    min-width: 120px;
}

[dir="rtl"] .lang-switcher-select {
    background-position: left 0.5rem center;
    padding: var(--spacing-xs) var(--spacing-sm) var(--spacing-xs) var(--spacing-lg);
}

.lang-switcher--header {
    gap: 0.25rem;
    flex-shrink: 0;
}

.lang-flag {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    background: none;
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    transition: border-color var(--transition), background-color var(--transition), transform var(--transition);
}

.lang-flag:hover,
.lang-flag:focus-visible {
    background-color: rgba(46, 125, 50, 0.08);
    border-color: var(--border-color);
}

.lang-flag.active,
.lang-flag[aria-current="true"] {
    border-color: var(--primary-color);
    background-color: rgba(46, 125, 50, 0.12);
    cursor: default;
}

.lang-flag-emoji {
    display: block;
    font-size: 1.25rem;
    line-height: 1;
    pointer-events: none;
}

/* --------------------------------------------------------------------------
   Main Content
   -------------------------------------------------------------------------- */
.site-main {
    flex: 1;
    padding-block: var(--spacing-xl);
}

.content-section {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: var(--spacing-lg);
}

.content-section h1 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.content-section p {
    color: var(--text-muted);
    font-size: 1.125rem;
}

.content-stack {
    display: grid;
    gap: var(--spacing-lg);
}

.content-block {
    display: grid;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.content-block:first-child {
    padding-top: 0;
    border-top: 0;
}

.content-block h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.content-block h3 {
    font-size: 1.125rem;
    color: var(--text-color);
}

.content-meta {
    font-size: 1rem;
    color: var(--text-muted);
}

.content-list {
    list-style: disc;
    padding-inline-start: 1.5rem;
    display: grid;
    gap: var(--spacing-xs);
    color: var(--text-muted);
}

.content-list--links {
    list-style: none;
    padding-inline-start: 0;
}

.content-list strong {
    color: var(--text-color);
}

.faq-list {
    display: grid;
    gap: var(--spacing-md);
}

.faq-item {
    display: grid;
    gap: var(--spacing-xs);
}

.contact-list {
    display: grid;
    gap: var(--spacing-xs);
}

.policy-contact {
    display: grid;
    gap: var(--spacing-xs);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    padding-block: var(--spacing-lg);
    margin-top: auto;
}

.footer-inner {
    text-align: center;
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Responsive – Tablet (768px+)
   -------------------------------------------------------------------------- */
@media (min-width: 768px) {
    .container {
        padding-inline: var(--spacing-md);
    }

    .header-inner {
        display: grid;
        grid-template-columns: auto auto minmax(0, 1fr);
        align-items: center;
        gap: var(--spacing-md);
    }

    .brand {
        grid-column: 1;
        grid-row: 1;
    }

    .lang-switcher--header {
        grid-column: 2;
        grid-row: 1;
    }

    .main-nav {
        grid-column: 3;
        grid-row: 1;
        justify-self: center;
        width: 100%;
    }

    .nav-toggle {
        display: none;
    }

    .content-section h1 {
        font-size: 2.5rem;
    }
}

/* --------------------------------------------------------------------------
   Responsive – Desktop (1024px+)
   -------------------------------------------------------------------------- */
@media (min-width: 1024px) {
    .brand-logo {
        width: 48px;
        height: 48px;
    }

    .brand-title {
        font-size: 1.5rem;
    }

    .header-inner {
        min-height: var(--header-height);
    }

    .content-section {
        padding: var(--spacing-xl);
    }
}

/* --------------------------------------------------------------------------
   Responsive – Mobile (< 768px)
   -------------------------------------------------------------------------- */
@media (max-width: 767px) {
    .header-inner {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto auto;
        grid-template-rows: auto auto;
        align-items: center;
        column-gap: var(--spacing-xs);
    }

    .brand {
        grid-column: 1;
        grid-row: 1;
        min-width: 0;
    }

    .brand-title {
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .lang-switcher--header {
        grid-column: 2;
        grid-row: 1;
        display: flex;
        position: relative;
        z-index: 2;
    }

    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        grid-column: 3;
        grid-row: 1;
        position: relative;
        z-index: 2;
    }

    .main-nav {
        grid-column: 1 / -1;
        grid-row: 2;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        max-height: 0;
        overflow: hidden;
        pointer-events: none;
        transition: max-height var(--transition);
    }

    .main-nav.is-open {
        max-height: 280px;
        padding-block: var(--spacing-sm);
        pointer-events: auto;
    }

    .nav-list {
        flex-direction: column;
        align-items: stretch;
    }

    .nav-link {
        text-align: center;
    }
}