/**
 * NeverAwayTeams Premium Theme
 * Sticky translucent navbar, smooth reveals, glassmorphism, Teams colors
 * Respects prefers-reduced-motion | AA+ contrast | Mobile-first
 */

:root {
    /* Teams-inspired Colors */
    --teams-green: #6CBF6C;
    --teams-green-dark: #4CAF50;
    --teams-blue: #464EB8;
    --teams-blue-dark: #373FA9;
    
    /* Dark Theme */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --text-primary: #ffffff;
    --text-secondary: #cfd3d6;
    --text-muted: #8b949e;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-hover: rgba(255, 255, 255, 0.06);
    
    /* Spacing */
    --section-spacing: 72px;
    --section-spacing-mobile: 56px;
    
    /* Navbar */
    --navbar-height: 70px;
    --navbar-height-scrolled: 60px;
    --navbar-blur: 12px;
    
    /* Animations */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --reveal-distance: 16px;
}

/* Smooth scroll with snap */
html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--navbar-height) + 20px);
    scroll-snap-type: y proximity;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.7;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    html {
        scroll-padding-top: var(--navbar-height);
        scroll-snap-type: none !important;
    }
}

/* Body improvements */
body {
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.7;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Headings */
h1, h2, h3, h4 {
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.3;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

/* ============================================
   STICKY NAVBAR WITH TRANSLUCENT BACKGROUND
   ============================================ */

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 17, 23, 0.7);
    backdrop-filter: blur(var(--navbar-blur));
    -webkit-backdrop-filter: blur(var(--navbar-blur));
    border-bottom: 1px solid var(--glass-border);
    transition: padding var(--transition-normal), 
                background-color var(--transition-normal),
                box-shadow var(--transition-normal);
    padding: 1rem 2rem;
}

header.is-scrolling-down {
    padding: 0.5rem 2rem;
}

header.is-scrolled {
    background: rgba(13, 17, 23, 0.85);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

header .logo {
    display: flex;
    align-items: center;
}

header .logo img {
    height: 100px;
    width: auto;
    transition: transform var(--transition-fast);
}

header .logo img:hover {
    transform: scale(1.05);
}

header .logo a {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Main navigation */
header nav[aria-label="Main Navigation"] {
    flex: 1;
    display: flex;
    justify-content: center;
}

header nav ul {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

header nav ul li {
    margin: 0;
}

header nav ul li a {
    position: relative;
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    border-radius: 6px;
}

header nav ul li a:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
}

/* Active link with animated underline */
header nav ul li a.is-active {
    color: var(--teams-green);
}

header nav ul li a.is-active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--teams-green), var(--teams-blue));
    border-radius: 2px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: scaleX(0);
        opacity: 0;
    }
    to {
        transform: scaleX(1);
        opacity: 1;
    }
}

/* Focus states for accessibility */
header nav ul li a:focus-visible {
    outline: 2px solid var(--teams-green);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Language selector */
.language-selector select {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.language-selector select:hover {
    background: var(--glass-hover);
    border-color: var(--teams-green);
}

.language-selector select:focus {
    outline: 2px solid var(--teams-green);
    outline-offset: 2px;
}

/* Language selector options styling */
.language-selector select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.75rem;
    border: none;
}

.language-selector select option:hover {
    background: var(--glass-hover);
}

.language-selector select option:checked {
    background: linear-gradient(135deg, var(--teams-green), var(--teams-blue));
    color: white;
}

/* ============================================
   MOBILE MENU (HAMBURGER)
   ============================================ */

.hamburger-menu {
    display: none;
}

@media (max-width: 1024px) {
    header nav[aria-label="Main Navigation"] {
        display: none;
    }
    
    .hamburger-menu {
        display: block;
    }
    
    #menu-toggle {
        display: none;
    }
    
    .menu-icon {
        display: flex;
        flex-direction: column;
        cursor: pointer;
        padding: 0.5rem;
        gap: 5px;
    }
    
    .menu-icon span {
        display: block;
        width: 28px;
        height: 3px;
        background: var(--text-primary);
        border-radius: 3px;
        transition: all var(--transition-normal);
    }
    
    /* Hamburger animation */
    .hamburger-menu #menu-toggle:checked ~ .menu-icon span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .hamburger-menu #menu-toggle:checked ~ .menu-icon span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger-menu #menu-toggle:checked ~ .menu-icon span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    /* Mobile nav panel */
    .mobile-nav {
        position: fixed;
        top: 0;
        right: -100%;
        /* width: 80%; */
        max-width: 320px;
        height: 100vh;
        background: rgba(22, 27, 34, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        padding: 2rem 1.5rem;
        transition: right var(--transition-normal);
        overflow-y: auto;
        box-shadow: -4px 0 16px rgba(0, 0, 0, 0.5);
        z-index: 1001;
    }
    
    .hamburger-menu #menu-toggle:checked ~ .mobile-nav {
        right: 0;
    }
    
    .mobile-nav .user-info {
        text-align: center;
        margin-bottom: 2rem;
        padding-bottom: 1.5rem;
        border-bottom: 1px solid var(--glass-border);
    }
    
    .mobile-nav .user-avatar {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        margin-bottom: 0.75rem;
    }
    
    .mobile-nav h3 {
        font-size: 1.1rem;
        margin: 0;
    }
    
    .mobile-nav ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    
    .mobile-nav ul li {
        margin-bottom: 0.5rem;
    }
    
    .mobile-nav ul li a {
        display: block;
        padding: 0.875rem 1rem;
        color: var(--text-secondary);
        text-decoration: none;
        border-radius: 8px;
        transition: all var(--transition-fast);
    }
    
    .mobile-nav ul li a:hover,
    .mobile-nav ul li a.is-active {
        background: var(--glass-bg);
        color: var(--teams-green);
        transform: translateX(4px);
    }
    
    .mobile-nav ul li a:focus-visible {
        outline: 2px solid var(--teams-green);
        outline-offset: 2px;
    }
    
    /* Overlay backdrop */
    .hamburger-menu #menu-toggle:checked ~ .mobile-nav::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        right: 320px;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: -1;
    }
}

/* ============================================
   SECTIONS & SPACING
   ============================================ */

main.container {
    /* padding-top: var(--navbar-height); */
    min-height: 100vh;
}

.section {
    margin-bottom: var(--section-spacing);
    padding-top: 1rem;
    position: relative;
    scroll-snap-align: start;
    scroll-snap-stop: normal;
}

.section:first-child {
    padding-top: 1.5rem;
}

@media (max-width: 768px) {
    .section {
        margin-bottom: var(--section-spacing-mobile);
        padding-top: 1.5rem;
    }
}

/* ============================================
   GLASSMORPHISM CARDS
   ============================================ */

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-normal);
}

.glass-card:hover {
    background: var(--glass-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(108, 191, 108, 0.1);
}

/* ============================================
   REVEAL ANIMATIONS (IntersectionObserver)
   ============================================ */

.reveal {
    opacity: 0;
    transform: translateY(var(--reveal-distance));
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delays for grid items */
.reveal-stagger:nth-child(1) { transition-delay: 0.1s; }
.reveal-stagger:nth-child(2) { transition-delay: 0.2s; }
.reveal-stagger:nth-child(3) { transition-delay: 0.3s; }
.reveal-stagger:nth-child(4) { transition-delay: 0.4s; }
.reveal-stagger:nth-child(5) { transition-delay: 0.5s; }
.reveal-stagger:nth-child(6) { transition-delay: 0.6s; }

/* ============================================
   BUTTONS
   ============================================ */

.btn, 
.download-link,
button[type="submit"] {
    min-width: 220px;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    text-align: center;
    display: inline-block;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    border: none;
}

.btn-primary,
.primary-btn {
    background: linear-gradient(135deg, var(--teams-green) 0%, var(--teams-green-dark) 100%);
    color: white;
}

.btn-primary:hover,
.primary-btn:hover {
    background: linear-gradient(135deg, #5DAF5D 0%, #45a049 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(108, 191, 108, 0.3);
}

.btn-secondary,
.secondary-btn {
    background: linear-gradient(135deg, var(--teams-blue) 0%, var(--teams-blue-dark) 100%);
    color: white;
}

.btn-secondary:hover,
.secondary-btn:hover {
    background: linear-gradient(135deg, #5B69BC 0%, #373FA9 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(70, 78, 184, 0.3);
}

.btn:focus-visible,
button:focus-visible {
    outline: 2px solid var(--teams-green);
    outline-offset: 3px;
}

/* ============================================
   FOOTER MODERNIZATION
   ============================================ */

footer {
    background: var(--glass-bg);
    border-top: 1px solid var(--glass-border);
    padding: 1.5rem 2rem 1rem;
    margin-top: var(--section-spacing);
}

footer .footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding-bottom: 1rem;
}

footer .social-media-icons {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

footer .social-media-icons a {
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
}

footer .social-media-icons a:hover {
    color: var(--teams-green);
    transform: translateY(-3px);
    background: var(--glass-hover);
    border-color: var(--teams-green);
}

footer .sponsor img {
    max-width: 150px;
    height: auto;
    transition: all var(--transition-fast);
    border-radius: 8px;
}

footer .sponsor img:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

footer .centered {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
    margin: 0;
}

/* Badges sidebar positioned after testimonials */
.badges-sidebar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    flex-wrap: wrap;
}

.badges-sidebar a {
    transition: transform var(--transition-fast);
    display: flex;
    align-items: center;
}

.badges-sidebar a:hover {
    transform: translateY(-3px) scale(1.05);
}

.badges-sidebar img {
    max-width: 140px;
    height: auto;
}

/* ============================================
   FEATURE CARDS & COMPARISON TABLE
   ============================================ */

.feature {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-normal);
}

.feature:hover {
    background: var(--glass-hover);
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(108, 191, 108, 0.2);
    border-color: rgba(108, 191, 108, 0.4);
}

/* MODERN PRICING TABLE AS CARDS */
.pricing-table {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.pricing-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.pricing-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(108, 191, 108, 0.25);
    border-color: var(--teams-green);
    background: var(--glass-hover);
}

.pricing-card.featured {
    border: 2px solid var(--teams-green);
    background: rgba(108, 191, 108, 0.05);
    position: relative;
}

.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--teams-green), var(--teams-blue));
    color: white;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.pricing-card .price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--teams-green);
    margin: 1rem 0;
}

.pricing-card .price small {
    font-size: 1rem;
    color: var(--text-secondary);
}

.pricing-card .duration {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.pricing-card .download-button,
.pricing-card .purchase-button {
    width: 100%;
    padding: 14px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all var(--transition-fast);
    margin-top: auto;
}

.pricing-card .download-button {
    background: linear-gradient(135deg, var(--teams-blue), var(--teams-blue-dark));
    color: white;
}

.pricing-card .download-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(70, 78, 184, 0.3);
}

.pricing-card .purchase-button {
    background: linear-gradient(135deg, var(--teams-green), var(--teams-green-dark));
    color: white;
}

.pricing-card .purchase-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(108, 191, 108, 0.3);
}

/* MODERN COMPARISON TABLE */
.comparison-table-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.comparison-table thead {
    background: linear-gradient(135deg, rgba(108, 191, 108, 0.15), rgba(70, 78, 184, 0.15));
}

.comparison-table th {
    color: var(--text-primary);
    font-weight: 700;
    padding: 1.25rem 1.5rem;
    text-align: center;
    font-size: 1.1rem;
    border-bottom: 2px solid var(--glass-border);
}

.comparison-table th:first-child {
    text-align: left;
    border-top-left-radius: 12px;
}

.comparison-table th:last-child {
    border-top-right-radius: 12px;
}

.comparison-table td {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    text-align: center;
    font-size: 0.95rem;
}

.comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
    color: var(--text-primary);
}

.comparison-table tbody tr {
    transition: all var(--transition-fast);
}

.comparison-table tbody tr:hover {
    background: var(--glass-hover);
}

.comparison-table tbody tr:last-child td:first-child {
    border-bottom-left-radius: 12px;
}

.comparison-table tbody tr:last-child td:last-child {
    border-bottom-right-radius: 12px;
}

.comparison-table .yes {
    color: var(--teams-green);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.comparison-table .yes::before {
    content: '✓';
    display: inline-block;
    width: 24px;
    height: 24px;
    background: rgba(108, 191, 108, 0.2);
    border-radius: 50%;
    text-align: center;
    line-height: 24px;
}

.comparison-table .no {
    color: var(--text-muted);
    font-weight: 500;
}

@media (max-width: 768px) {
    .comparison-table th,
    .comparison-table td {
        padding: 1rem 0.75rem;
        font-size: 0.85rem;
    }
}

/* ============================================
   FAQ CARDS
   ============================================ */

.faq-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all var(--transition-normal);
}

.faq-item:hover {
    background: var(--glass-hover);
    border-color: var(--teams-green);
}

.faq-item summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary:focus-visible {
    outline: 2px solid var(--teams-green);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ============================================
   TESTIMONIALS
   ============================================ */

.testimonial-section {
    width: 100%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: white;
    padding: 1.5rem;
    border-radius: 16px;
    overflow: hidden;
    margin-top: 3rem;
    position: relative;
    min-height: 120px;
}

.testimonial-heading {
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--teams-green);
}

.testimonial-container {
    position: relative;
    width: 100%;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80px;
    overflow: hidden;
}

.testimonial {
    position: absolute;
    opacity: 0;
    transition: opacity 0.8s ease-in-out, transform 0.8s ease-in-out;
    width: 100%;
    background: transparent;
    border: none;
    padding: 1rem;
    border-radius: 0;
    transform: translateY(10px);
}

.testimonial.show {
    opacity: 1;
    transform: translateY(0);
    margin-bottom: 30px;
}

.testimonial p {
    margin: 0;
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-top: 20px;
}

.testimonial::before {
    display: none;
}

/* ============================================
   PRICING/DONATE CARDS
   ============================================ */

.pricing-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(108, 191, 108, 0.2);
    border-color: var(--teams-green);
}

.pricing-card.featured {
    border: 2px solid var(--teams-green);
    background: rgba(108, 191, 108, 0.05);
}

/* ============================================
   FORM INPUTS
   ============================================ */

input[type="text"],
input[type="email"],
textarea,
select {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.875rem 1rem;
    border-radius: 8px;
    font-size: 1rem;
    width: 100%;
    transition: all var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--teams-green);
    box-shadow: 0 0 0 3px rgba(108, 191, 108, 0.1);
}

/* ============================================
   LIGHT PARALLAX (OPTIONAL, HERO ONLY)
   ============================================ */

@media (prefers-reduced-motion: no-preference) and (min-width: 768px) {
    .parallax-light {
        will-change: transform;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-gradient {
    background: linear-gradient(135deg, var(--teams-green), var(--teams-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.teams-green { color: var(--teams-green); }
.teams-blue { color: var(--teams-blue); }

/* Loading="lazy" fade-in for images */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.4s ease;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

.sf-root {
    min-width: 50px;
    max-width: 70px;
    width: 100%;
}