/* ====================================
   CROSSWORLD CHRISTIAN FELLOWSHIP
   Premium NPO Design System
   ==================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

/* ====================================
   CSS RESET & BASE STYLES
   ==================================== */

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

:root {
    /* Primary Colors - Spiritual Purple */
    --primary-900: #4C1D95;
    --primary-800: #5B21B6;
    --primary-700: #6B46C1;
    --primary-600: #7C3AED;
    --primary-500: #8B5CF6;
    --primary-400: #A78BFA;
    --primary-300: #C4B5FD;

    /* Secondary Colors - Trust Blue */
    --secondary-900: #1E3A8A;
    --secondary-800: #1E40AF;
    --secondary-700: #1D4ED8;
    --secondary-600: #2563EB;
    --secondary-500: #3B82F6;
    --secondary-400: #60A5FA;
    --secondary-300: #93C5FD;

    /* Accent Colors - Warm Gold */
    --accent-900: #92400E;
    --accent-800: #B45309;
    --accent-700: #D97706;
    --accent-600: #F59E0B;
    --accent-500: #FBBF24;
    --accent-400: #FCD34D;

    /* Neutrals */
    --gray-900: #111827;
    --gray-800: #1F2937;
    --gray-700: #374151;
    --gray-600: #4B5563;
    --gray-500: #6B7280;
    --gray-400: #9CA3AF;
    --gray-300: #D1D5DB;
    --gray-200: #E5E7EB;
    --gray-100: #F3F4F6;
    --gray-50: #F9FAFB;

    /* Whites */
    --white: #FFFFFF;
    --off-white: #FAFAFA;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-500) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-700) 0%, var(--secondary-500) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent-700) 0%, var(--accent-500) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(107, 70, 193, 0.95) 0%, rgba(37, 99, 235, 0.92) 100%);

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;

    /* 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: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.25rem;
    font-weight: 700;
}

h3 {
    font-size: 1.875rem;
    font-weight: 600;
}

h4 {
    font-size: 1.5rem;
    font-weight: 600;
}

h5 {
    font-size: 1.25rem;
    font-weight: 600;
}

h6 {
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--gray-700);
}

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-700);
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section-sm {
    padding: var(--spacing-2xl) 0;
}

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

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ====================================
   HEADER STYLES
   ==================================== */

/* Utility Bar */
.utility-bar {
    background-color: var(--gray-900);
    color: var(--gray-300);
    font-size: 0.875rem;
    padding: var(--spacing-sm) 0;
}

.utility-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.utility-bar a {
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

.utility-bar a:hover {
    color: var(--white);
}

.utility-bar-info {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.utility-bar-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Main Header */
.main-header {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: transform var(--transition-base);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
}

.logo img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

.logo-subtitle {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--gray-600);
    display: block;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-links {
    display: flex;
    gap: var(--spacing-sm);
    list-style: none;
    white-space: nowrap;
    flex-wrap: nowrap;
}

.nav-links a {
    color: var(--gray-700);
    font-weight: 500;
    font-size: 0.813rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--primary-700);
    background-color: var(--primary-300);
    background-color: rgba(107, 70, 193, 0.1);
}

.nav-links a.active {
    color: var(--primary-700);
    font-weight: 600;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    color: var(--gray-700);
}

.mobile-menu-toggle svg {
    width: 28px;
    height: 28px;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-xl);
        gap: 0;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        border-bottom: 1px solid var(--gray-200);
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links a {
        display: block;
        padding: var(--spacing-md);
    }

    .mobile-menu-toggle {
        display: block;
    }

    .main-nav {
        position: relative;
    }
}

/* ====================================
   BUTTON STYLES
   ==================================== */

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.938rem;
    text-align: center;
    border-radius: var(--radius-lg);
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left var(--transition-base);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-accent {
    background: var(--gradient-accent);
    color: var(--gray-900);
    box-shadow: var(--shadow-md);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-outline {
    background: transparent;
    color: var(--primary-700);
    border: 2px solid var(--primary-700);
}

.btn-outline:hover {
    background: var(--primary-700);
    color: var(--white);
}

.btn-white {
    background: var(--white);
    color: var(--primary-700);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-sm {
    padding: 0.625rem 1.5rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.063rem;
}

/* ====================================
   HERO SECTION
   ==================================== */

.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--white);
    text-align: center;
    padding: var(--spacing-3xl) 0;
}

.hero h1 {
    color: var(--white);
    font-size: 3.5rem;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ====================================
   CARD COMPONENTS
   ==================================== */

.card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    height: 100%;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-glass {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.card-text {
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
}

.card-icon {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    background: var(--gradient-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ====================================
   GRID SYSTEM
   ==================================== */

.grid {
    display: grid;
    gap: var(--spacing-xl);
}

.grid-cols-1 {
    grid-template-columns: repeat(1, 1fr);
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-cols-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {

    .grid-cols-4,
    .grid-cols-3,
    .grid-cols-2 {
        grid-template-columns: repeat(1, 1fr);
    }
}

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

.main-footer {
    background-color: var(--gray-900);
    color: var(--gray-300);
    padding-top: var(--spacing-3xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-column h4 {
    color: var(--white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.footer-column p,
.footer-column a {
    color: var(--gray-400);
    font-size: 0.938rem;
    line-height: 1.8;
}

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

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    height: 60px;
    width: auto;
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding: var(--spacing-lg) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p {
    color: var(--gray-400);
    font-size: 0.875rem;
    margin: 0;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--gray-800);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--gradient-primary);
    transform: translateY(-3px);
}

@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ====================================
   FORM STYLES
   ==================================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-700);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.875rem var(--spacing-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all var(--transition-fast);
    background-color: var(--white);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-600);
    box-shadow: 0 0 0 3px rgba(107, 70, 193, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* ====================================
   SECTION TITLE
   ==================================== */

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title h2 {
    margin-bottom: var(--spacing-md);
}

.section-title p {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 700px;
    margin: 0 auto;
}

.section-title-underline {
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: var(--spacing-md) auto;
    border-radius: var(--radius-full);
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

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

@media (max-width: 768px) {
    h1 {
        font-size: 2.25rem;
    }

    h2 {
        font-size: 1.875rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.125rem;
    }
}

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

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: var(--spacing-xs);
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: var(--spacing-md);
}

.mb-4 {
    margin-bottom: var(--spacing-lg);
}

.mb-5 {
    margin-bottom: var(--spacing-xl);
}

.mb-6 {
    margin-bottom: var(--spacing-2xl);
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: var(--spacing-xs);
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: var(--spacing-md);
}

.mt-4 {
    margin-top: var(--spacing-lg);
}

.mt-5 {
    margin-top: var(--spacing-xl);
}

.mt-6 {
    margin-top: var(--spacing-2xl);
}

.text-white {
    color: var(--white);
}

.text-primary {
    color: var(--primary-700);
}

.text-secondary {
    color: var(--secondary-700);
}

.text-accent {
    color: var(--accent-700);
}

.bg-gray-50 {
    background-color: var(--gray-50);
}

.bg-gray-100 {
    background-color: var(--gray-100);
}

.bg-primary {
    background: var(--gradient-primary);
}

.bg-secondary {
    background: var(--gradient-secondary);
}