/* ============================================================================
   ECO-BRUTALISTIC LINK HUB
   Dark grays, planty green, woody brown aesthetic
   ============================================================================ */

/* CSS Custom Properties */
:root {
    /* Color Palette - Eco Brutalistic */
    --color-bg-primary: #0d0d0d;
    --color-bg-secondary: #1a1a1a;
    --color-bg-tertiary: #242424;
    --color-bg-hover: #2d2d2d;

    --color-text-primary: #e8e8e8;
    --color-text-secondary: #a8a8a8;
    --color-text-muted: #7a7a7a;

    /* Eco Palette: Planty Green & Woody Brown */
    --color-green-primary: #4a7c59;      /* Muted forest green */
    --color-green-light: #6fa876;        /* Lighter sage green */
    --color-green-accent: #3d6347;       /* Deep forest green */
    
    --color-brown-primary: #6b5344;      /* Woody brown */
    --color-brown-light: #8b6f47;        /* Warm taupe */
    --color-brown-accent: #523d2e;       /* Deep wood */

    --color-accent-secondary: #5a7a8b;   /* Cool slate blue */
    --color-accent-tertiary: #7a6b5a;    /* Warm gray-brown */

    /* Glow & Shadow */
    --color-glow-green: rgba(74, 124, 89, 0.2);
    --color-glow-brown: rgba(107, 83, 68, 0.2);
    --color-border: #2a2a2a;
    --color-border-light: #353535;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-family-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-family-serif: 'Georgia', 'Garamond', serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;

    /* Line heights */
    --lh-tight: 1.3;
    --lh-normal: 1.6;
    --lh-relaxed: 1.8;

    /* Transitions & Animations */
    --transition-fast: 150ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-normal: 300ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 500ms cubic-bezier(0.25, 0.46, 0.45, 0.94);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* ============================================================================
   GLOBAL STYLES
   ============================================================================ */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
    line-height: var(--lh-normal);
    overflow-x: hidden;
}

/* ============================================================================
   TYPOGRAPHY
   ============================================================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: var(--lh-tight);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-family: var(--font-family-serif);
    font-size: var(--font-size-2xl);
    color: var(--color-text-primary);
    font-weight: 400;
}

h2 {
    font-size: var(--font-size-xl);
    color: var(--color-text-primary);
}

h3 {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

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

a:hover {
    color: var(--color-green-light);
}

/* ============================================================================
   LOADING STATE
   ============================================================================ */

.loading-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    gap: var(--spacing-lg);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-green-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================================================
   ERROR STATE
   ============================================================================ */

.error-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: var(--spacing-lg);
    text-align: center;
}

.error-container h2 {
    color: var(--color-brown-primary);
    margin-bottom: var(--spacing-md);
}

.error-container p {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-secondary);
}

.error-container button {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-green-primary);
    color: var(--color-bg-primary);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: background-color var(--transition-fast);
}

.error-container button:hover {
    background-color: var(--color-green-light);
}

/* ============================================================================
   PROFILE HEADER
   ============================================================================ */

.profile-header {
    padding: var(--spacing-2xl) var(--spacing-lg);
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
    animation: fadeInDown 0.8s ease-out;
    position: relative;
}

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

.profile-name {
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.5px;
}

.profile-bio {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    font-weight: 300;
}

/* ============================================================================
   LANGUAGE SELECTOR
   ============================================================================ */

.language-selector-wrapper {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 100;
}

.language-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--color-text-secondary);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.language-toggle:hover {
    background-color: var(--color-bg-tertiary);
    border-color: var(--color-green-primary);
    color: var(--color-green-light);
}

.flag-icon {
    width: 24px;
    height: 16px;
    border-radius: 2px;
    object-fit: cover;
}

.lang-code {
    text-transform: uppercase;
    letter-spacing: 1px;
}

.language-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
    border-radius: 4px;
    min-width: 200px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    animation: fadeInDown 0.2s ease-out;
}

.language-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    width: 100%;
    text-align: left;
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

.language-option:hover {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.language-option.active {
    background-color: rgba(74, 124, 89, 0.15);
    color: var(--color-green-light);
    border-left: 3px solid var(--color-green-primary);
    padding-left: calc(var(--spacing-md) - 3px);
}

.language-option-flag {
    width: 28px;
    height: 20px;
    border-radius: 2px;
    object-fit: cover;
}

.language-option-info {
    display: flex;
    flex-direction: column;
}

.language-option-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.language-option-native {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ============================================================================
   PROFILE CONTENT
   ============================================================================ */

.section-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.section-nav-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: 4px;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    font-weight: 500;
}

.section-nav-btn:hover {
    border-color: var(--color-green-primary);
    color: var(--color-green-light);
    background-color: var(--color-bg-tertiary);
}

.section-nav-btn.active {
    background-color: var(--color-green-primary);
    color: var(--color-bg-primary);
    border-color: var(--color-green-primary);
    box-shadow: 0 0 12px var(--color-glow-green);
}

/* ============================================================================
   MAIN CONTENT AREA
   ============================================================================ */

.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg) var(--spacing-2xl);
}

/* ============================================================================
   SECTION CONTAINER
   ============================================================================ */

.section-container {
    margin-bottom: var(--spacing-2xl);
    animation: fadeIn 0.8s ease-out;
}

.section-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-border);
}

.section-title {
    margin-bottom: var(--spacing-xs);
    position: relative;
    display: inline-block;
}

.section-title::before {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    height: 3px;
    width: 40px;
    background: linear-gradient(90deg, var(--color-green-primary), var(--color-brown-primary));
    border-radius: 2px;
}

.section-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: 300;
}

/* ============================================================================
   LINK CARDS GRID
   ============================================================================ */

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

@media (max-width: 768px) {
    .links-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 1024px) {
    .links-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================================================
   LINK CARD
   ============================================================================ */

.link-card {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-green-primary);
    border-radius: 2px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out backwards;
}

/* Staggered animation delays */
.link-card:nth-child(1) { animation-delay: 0.1s; }
.link-card:nth-child(2) { animation-delay: 0.2s; }
.link-card:nth-child(3) { animation-delay: 0.3s; }
.link-card:nth-child(4) { animation-delay: 0.4s; }
.link-card:nth-child(5) { animation-delay: 0.5s; }
.link-card:nth-child(6) { animation-delay: 0.6s; }
.link-card:nth-child(n+7) { animation-delay: 0.7s; }

.link-card:hover {
    background-color: var(--color-bg-hover);
    border-left-color: var(--color-green-light);
    transform: translateY(-4px);
    box-shadow: 0 0 20px var(--color-glow-green);
}

.link-card.featured {
    border-left-width: 6px;
    border-left-color: var(--color-brown-primary);
}

.link-card.featured:hover {
    border-left-color: var(--color-brown-light);
    box-shadow: 0 0 20px var(--color-glow-brown);
}

.link-card.coming-soon {
    opacity: 0.6;
    border-left-color: var(--color-accent-secondary);
}

.link-card.coming-soon:hover {
    box-shadow: 0 0 20px rgba(90, 122, 139, 0.2);
}

.link-card.archived {
    opacity: 0.5;
    border-left-color: var(--color-text-muted);
}

.link-card.archived:hover {
    box-shadow: 0 0 20px rgba(122, 122, 122, 0.1);
}

/* ============================================================================
   LINK CARD CONTENT
   ============================================================================ */

.link-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.link-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-green-primary);
    font-weight: 600;
}

.link-icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.5;
}

.link-titles {
    flex: 1;
}

.link-title {
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.link-card a.link-title:hover {
    color: var(--color-green-light);
}

.link-platform {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: 400;
}

.link-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: var(--lh-relaxed);
    flex: 1;
}

/* ============================================================================
   LINK CARD STATUS BADGES
   ============================================================================ */

.link-status {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    border-radius: 3px;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border-light);
    font-weight: 500;
}

.link-status.featured {
    background-color: rgba(74, 124, 89, 0.15);
    color: var(--color-green-light);
    border-color: var(--color-green-primary);
}

.link-status.coming-soon {
    background-color: rgba(90, 122, 139, 0.15);
    color: var(--color-accent-secondary);
    border-color: var(--color-accent-secondary);
}

.link-status.archived {
    background-color: rgba(122, 122, 122, 0.15);
    color: var(--color-text-muted);
    border-color: var(--color-text-muted);
}

/* ============================================================================
   LINK CARD FOOTER & CTA
   ============================================================================ */

.link-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.link-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.link-tag {
    display: inline-block;
    padding: 2px 8px;
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    border-radius: 2px;
    font-weight: 500;
}

.link-button {
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: transparent;
    color: var(--color-green-primary);
    border: 1px solid var(--color-green-primary);
    border-radius: 3px;
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.link-button:hover {
    background-color: var(--color-green-primary);
    color: var(--color-bg-primary);
}

.link-button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    border-color: var(--color-text-muted);
    color: var(--color-text-muted);
}

.link-button.disabled:hover {
    background-color: transparent;
    color: var(--color-text-muted);
}

/* ============================================================================
   ANIMATIONS
   ============================================================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.footer {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* ============================================================================
   ACCESSIBILITY
   ============================================================================ */

/* Focus states for keyboard navigation */
button:focus,
a:focus {
    outline: 2px solid var(--color-green-primary);
    outline-offset: 2px;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================================ */

@media (max-width: 640px) {
    :root {
        font-size: 14px;
    }

    .profile-header {
        padding: var(--spacing-lg) var(--spacing-sm);
        padding-top: calc(var(--spacing-lg) + 60px);
    }

    .language-selector-wrapper {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }

    .language-toggle {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
    }

    .flag-icon {
        width: 20px;
        height: 14px;
    }

    .language-menu {
        min-width: 180px;
    }

    .main-content {
        padding: 0 var(--spacing-sm) var(--spacing-xl);
    }

    .links-grid {
        gap: var(--spacing-md);
    }

    .section-nav {
        flex-direction: column;
    }

    .section-nav-btn {
        width: 100%;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.25rem;
    }
}