/* =====================================================
   GLOBAL STYLES - Variables, Reset, Typography, Layout
   ===================================================== */

/* Google Fonts Import - Optimized with font-display:swap for better performance */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Poppins:wght@400;500;600;700&display=swap');

/* ----- CSS Variables (Design Tokens) ----- */
:root {
    color-scheme: light dark;

    /* Colors - Brutalist */
    --color-primary: #000000;
    --color-primary-hover: #000000;
    --color-secondary: #FFFFFF;
    --color-accent: #22C55E;
    --color-success: #22C55E;
    --color-warning: #F59E0B;
    --color-danger: #EF4444;

    /* Gradient Definitions */
    --gradient-primary: linear-gradient(135deg, #000000 0%, #000000 100%);
    --gradient-secondary: linear-gradient(135deg, #FFFFFF 0%, #FFFFFF 100%);
    --gradient-warm: linear-gradient(135deg, #000000 0%, #000000 100%);
    --gradient-cool: linear-gradient(135deg, #000000 0%, #000000 100%);

    /* Background - Solid */
    --bg-gradient: none;

    /* Neutrals - Brutalist */
    --color-white: #FFFFFF;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #000000;

    /* Typography */
    --font-family: 'Outfit', 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-headings: 'Poppins', 'Outfit', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Layout */
    --max-width: 1200px;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: #000000;
    background-color: #E5E7EB;
    background-image: none;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-headings);
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.02em;
    color: var(--color-gray-900);
    text-wrap: balance;
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-primary-hover);
}

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

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ----- Main Layout ----- */
main {
    flex: 1;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-xl);
    padding-top: calc(var(--header-height) + var(--spacing-xl));
}

.section {
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    margin-bottom: var(--spacing-lg);
    color: var(--color-gray-800);
}

/* ----- Container ----- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* ----- Utility Classes ----- */
.hidden {
    display: none !important;
}

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

.text-muted {
    color: var(--color-gray-500);
}

/* ----- Header ----- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    z-index: 1000;
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    text-decoration: none;
    white-space: nowrap;
}

.logo:hover {
    color: var(--color-gray-900);
}

.logo-icon {
    font-size: var(--font-size-2xl);
    display: none;
}

.logo-icon::before {
    content: '';
}

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

.logo-icon-img {
    height: 36px;
    width: auto;
    object-fit: contain;
}

.footer-logo-img {
    height: 32px;
    width: auto;
    object-fit: contain;
}

.header-search {
    flex: 1;
    max-width: 400px;
}

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

.nav-links a {
    color: var(--color-gray-600);
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--color-primary);
}

/* ----- Mobile Menu Button ----- */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-gray-700);
    transition: all 0.3s ease;
}

.mobile-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: #FFFFFF;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mobile-menu a {
    color: #374151;
    font-size: var(--font-size-lg);
    padding: var(--spacing-sm) 0;
    text-decoration: none;
}

.mobile-menu a:hover,
.mobile-menu a:active {
    color: #000000;
}

/* ----- Footer ----- */
.footer {
    background: var(--color-gray-800);
    color: var(--color-gray-300);
    padding: var(--spacing-2xl) var(--spacing-xl);
    margin-top: auto;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    text-align: center;
}

.footer-brand {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-tagline {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    font-weight: 400;
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: var(--color-gray-400);
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--color-white);
}

.copyright {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: 0;
}

.footer-attribution {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
}

.footer-attribution a {
    color: var(--color-gray-500);
    text-decoration: underline;
}

.footer-attribution a:hover {
    color: var(--color-primary);
}

/* ----- Keyframe Animations ----- */
@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* ----- Dark Mode Support ----- */
/* DISABLED: Dark mode was causing mobile display issues (white text on white background)
   The site now uses a consistent light theme across all devices
@media (prefers-color-scheme: dark) {
    :root {
        --color-gray-50: #111827;
        --color-gray-100: #1F2937;
        --color-gray-200: #374151;
        --color-gray-300: #4B5563;
        --color-gray-400: #6B7280;
        --color-gray-500: #9CA3AF;
        --color-gray-600: #D1D5DB;
        --color-gray-700: #E5E7EB;
        --color-gray-800: #F3F4F6;
        --color-gray-900: #F9FAFB;
        --color-white: #1F2937;
    }

    .header {
        background: rgba(26, 26, 26, 0.95);
        border-bottom-color: rgba(64, 64, 64, 0.2);
    }

    .footer {
        background: var(--color-gray-900);
    }

    select {
        background-color: var(--color-gray-100);
        color: var(--color-gray-800);
    }
}
*/

/* ----- Responsive ----- */

/* Tablet breakpoint */
@media (max-width: 1024px) {
    :root {
        --max-width: 100%;
    }

    .header-container {
        padding: 0 var(--spacing-lg);
    }

    main {
        padding: var(--spacing-lg);
        padding-top: calc(var(--header-height) + var(--spacing-lg));
    }
}

/* Mobile breakpoint */
@media (max-width: 768px) {
    /* Ensure proper mobile viewport behavior */
    html {
        -webkit-text-size-adjust: 100%;
        touch-action: manipulation;
    }

    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    /* Header adjustments */
    .header {
        height: 60px;
    }

    :root {
        --header-height: 60px;
    }

    .header-container {
        padding: 0 var(--spacing-md);
        gap: var(--spacing-md);
    }

    .header-search {
        display: none;
    }

    .logo {
        font-size: var(--font-size-lg);
        gap: var(--spacing-xs);
    }

    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    /* Main content spacing */
    main {
        padding: var(--spacing-md);
        padding-top: calc(var(--header-height) + var(--spacing-md));
    }

    /* Typography adjustments */
    h1 {
        font-size: var(--font-size-3xl);
    }

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

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

    /* Section spacing */
    .section {
        margin-bottom: var(--spacing-2xl);
    }

    .section-title {
        margin-bottom: var(--spacing-md);
    }

    /* Footer adjustments */
    .footer {
        padding: var(--spacing-xl) var(--spacing-md);
    }

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

    /* Improve touch targets */
    a, button {
        min-height: 44px;
        min-width: 44px;
    }

    .btn {
        padding: 12px var(--spacing-lg);
        font-size: var(--font-size-base);
    }
}

/* Small mobile breakpoint */
@media (max-width: 480px) {
    :root {
        --font-size-base: 0.9375rem;
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
    }

    .header-container {
        padding: 0 var(--spacing-sm);
    }

    main {
        padding: var(--spacing-sm);
        padding-top: calc(var(--header-height) + var(--spacing-sm));
    }

    .footer {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    h1 {
        font-size: var(--font-size-2xl);
    }

    .logo {
        font-size: var(--font-size-base);
    }
}

/* =====================================================
   GLOBAL LIGHT THEME OVERRIDE - Force light theme on ALL devices
   Prevents system dark mode from causing white-on-white text
   ===================================================== */

/* Force light background and text colors - ALL SCREENS */
body {
    background-color: #E5E7EB !important;
    color: #000000 !important;
}

/* Header - force white background */
.header {
    background: rgba(255, 255, 255, 0.95) !important;
    border-bottom-color: rgba(0, 0, 0, 0.1) !important;
}

.logo {
    color: #000000 !important;
}

/* Nav links */
.nav-links a {
    color: #4B5563 !important;
}

.nav-links a:hover {
    color: #000000 !important;
}

/* Mobile menu - force readable colors */
.mobile-menu {
    background: #FFFFFF !important;
}

.mobile-menu a {
    color: #374151 !important;
}

.mobile-menu a:hover,
.mobile-menu a:active {
    color: #000000 !important;
}

/* Section titles */
.section-title {
    color: #1F2937 !important;
}

/* Footer */
.footer {
    background: #1F2937 !important;
}

.footer-brand {
    color: #FFFFFF !important;
}

.footer-tagline,
.footer-links a,
.footer-attribution {
    color: #9CA3AF !important;
}

.footer-links a:hover {
    color: #FFFFFF !important;
}

.copyright {
    color: #6B7280 !important;
}

/* All headings */
h1, h2, h3, h4, h5, h6 {
    color: #000000 !important;
}

/* All paragraphs and text */
p {
    color: #374151 !important;
}

/* Links */
a {
    color: #000000 !important;
}

/* Muted text */
.text-muted {
    color: #6B7280 !important;
}