/* ============================================
   Pulihkan Senyum - Dev-Themed Donation Website
   ============================================ */

/* Import Fonts */
@import url('https://fonts.googleapis.com/css2?family=Google+Sans+Code:ital,wght@0,300..800;1,300..800&family=JetBrains+Mono:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ============================================
   CSS Variables - Dev Theme Color Palette
   ============================================ */
:root {
    /* Bright, optimistic color palette */
    --bg-primary: #f8f9fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e9ecef;
    --bg-glass: rgba(255, 255, 255, 0.95);

    /* Warm accent colors - optimistic and hopeful */
    --accent-primary: #ff6b35;
    /* Vibrant orange */
    --accent-secondary: #00b4d8;
    /* Bright cyan */
    --accent-tertiary: #48cae4;
    /* Light blue */
    --accent-warm: #ffb703;
    /* Warm yellow */
    --accent-success: #06d6a0;
    /* Fresh green */

    /* Text colors - high contrast for readability */
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;

    /* Border colors */
    --border-default: #dee2e6;
    --border-muted: #e9ecef;

    /* Shadows - subtle depth */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);

    /* Fonts */
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-sans: 'Google Sans Code', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

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

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 400ms ease-in-out;
}

/* ============================================
   Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Vibrant background with decorative elements */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 10% 20%, rgba(255, 107, 53, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(0, 180, 216, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(6, 214, 160, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* Decorative shapes */
body::after {
    content: '';
    position: fixed;
    top: -10%;
    right: -5%;
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, rgba(255, 183, 3, 0.1), rgba(255, 107, 53, 0.1));
    border-radius: 50%;
    filter: blur(60px);
    pointer-events: none;
    z-index: -1;
    animation: float-shape 20s ease-in-out infinite;
}

@keyframes float-shape {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(-50px, 50px) scale(1.1);
    }
}

/* ============================================
   Typography
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-mono);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--accent-primary);
    font-weight: 700;
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--accent-secondary);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 2rem);
    color: var(--accent-tertiary);
}

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

a {
    color: var(--accent-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

a:hover {
    color: var(--accent-primary);
    text-decoration: underline;
}

code {
    font-family: var(--font-mono);
    background: var(--bg-tertiary);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
    color: var(--accent-warm);
}

/* ============================================
   Navigation Bar
   ============================================ */
.navbar {
    background: var(--bg-secondary) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-default);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-sm) 0;
}

.navbar-brand {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary) !important;
    transition: all var(--transition-base);
}

.navbar-brand:hover {
    transform: scale(1.02);
    color: var(--accent-warm) !important;
}

.navbar-brand::before {
    content: '> ';
    color: var(--accent-secondary);
}

.nav-link {
    font-family: var(--font-mono);
    color: var(--text-secondary) !important;
    margin: 0 var(--spacing-xs);
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transform: translateX(-50%);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--accent-secondary) !important;
    background: rgba(78, 205, 196, 0.1);
}

.nav-link:hover::before {
    width: 80%;
}

.nav-link.active {
    color: var(--accent-primary) !important;
    background: rgba(255, 140, 66, 0.1);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

/* Decorative wave pattern */
.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background:
        linear-gradient(to bottom, transparent, var(--bg-primary));
    z-index: 0;
}

/* Removed scanning effect for cleaner look */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: transparent;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    margin-bottom: var(--spacing-md);
    font-weight: 800;
}

.hero-subtitle {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
}

.hero-subtitle::before {
    content: '$ ';
    color: var(--accent-secondary);
}

/* Hero Accent Icons */
.hero-accent {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.accent-icon {
    font-size: 2rem;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.accent-icon:nth-child(1) {
    animation-delay: 0s;
}

.accent-icon:nth-child(2) {
    animation-delay: 0.5s;
}

.accent-icon:nth-child(3) {
    animation-delay: 1s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    font-family: var(--font-mono);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-md);
    border: 2px solid;
    transition: all var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width var(--transition-slow), height var(--transition-slow);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--accent-warm);
    border-color: var(--accent-warm);
    color: white;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-outline-primary {
    background: transparent;
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.btn-outline-primary:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
    color: white;
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

/* ============================================
   Cards - Glassmorphism
   ============================================ */
.card {
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-primary);
}

.card-header {
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-default);
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--text-primary);
    padding: var(--spacing-md);
}

.card-body {
    padding: var(--spacing-md);
}

.card-title {
    font-family: var(--font-mono);
    color: var(--accent-primary);
    margin-bottom: var(--spacing-sm);
}

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

/* ============================================
   Tables
   ============================================ */
.table {
    color: var(--text-primary);
    border-collapse: separate;
    border-spacing: 0;
}

.table thead th {
    background: var(--bg-tertiary);
    border-bottom: 2px solid var(--accent-secondary);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 10;
}

.table tbody tr {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-muted);
    transition: all var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--bg-tertiary);
    box-shadow: inset 0 0 0 1px var(--accent-primary);
}

.table tbody td {
    padding: var(--spacing-md);
    vertical-align: middle;
}

.table-striped tbody tr:nth-of-type(odd) {
    background: var(--bg-tertiary);
}

/* ============================================
   Forms
   ============================================ */
.form-control {
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    font-family: var(--font-mono);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.form-control:focus {
    background: var(--bg-secondary);
    border-color: var(--accent-secondary);
    box-shadow: 0 0 0 0.2rem rgba(0, 180, 216, 0.15);
    color: var(--text-primary);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* ============================================
   Stats Section
   ============================================ */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    position: relative;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.stat-card {
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary), var(--accent-tertiary));
    transform: scaleX(0);
    transition: transform var(--transition-base);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.stat-card::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1), transparent);
    border-radius: 50%;
    pointer-events: none;
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-primary);
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   Content Section
   ============================================ */
.content-section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

/* Alternating section backgrounds */
.content-section:nth-of-type(even) {
    background: linear-gradient(to bottom, var(--bg-tertiary), var(--bg-primary));
}

.content-section:nth-of-type(odd) {
    background: var(--bg-primary);
}

/* Decorative accent lines */
.content-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 5%;
    width: 90%;
    height: 3px;
    background: linear-gradient(90deg,
            transparent,
            var(--accent-primary),
            var(--accent-secondary),
            transparent);
    opacity: 0.3;
}

.content-wrapper {
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.markdown-content {
    line-height: 1.8;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.markdown-content ul,
.markdown-content ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.markdown-content li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.markdown-content blockquote {
    border-left: 4px solid var(--accent-secondary);
    padding-left: var(--spacing-md);
    margin: var(--spacing-md) 0;
    color: var(--text-secondary);
    font-style: italic;
}

.markdown-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: linear-gradient(to bottom, var(--bg-tertiary), var(--bg-secondary));
    border-top: 3px solid;
    border-image: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary), var(--accent-tertiary)) 1;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

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

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
}

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

.community-badge {
    font-family: var(--font-mono);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    color: var(--accent-secondary);
    transition: all var(--transition-base);
}

.community-badge:hover {
    background: var(--accent-secondary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: var(--spacing-md);
}

/* ============================================
   Loading State
   ============================================ */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-default);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    text-align: center;
    padding: var(--spacing-lg);
}

.loading-text::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {

    0%,
    20% {
        content: '.';
    }

    40% {
        content: '..';
    }

    60%,
    100% {
        content: '...';
    }
}

/* ============================================
   Countdown Timer
   ============================================ */
.countdown {
    font-family: var(--font-mono);
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
    min-width: 50px;
    text-align: center;
}

.countdown-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.countdown-separator {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-secondary);
    align-self: center;
    padding: 0 0.25rem;
}

@media (max-width: 576px) {
    .countdown-value {
        font-size: 1.5rem;
        min-width: 40px;
    }

    .countdown-label {
        font-size: 0.65rem;
    }

    .countdown-separator {
        font-size: 1.2rem;
    }
}

/* ============================================
   Modal Tabs
   ============================================ */
.nav-tabs {
    border-bottom: 1px solid var(--border-default);
}

.nav-tabs .nav-link {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    border: none;
    border-bottom: 2px solid transparent;
    background: transparent;
    transition: all var(--transition-base);
}

.nav-tabs .nav-link:hover {
    color: var(--accent-secondary);
    border-bottom-color: var(--accent-secondary);
}

.nav-tabs .nav-link.active {
    color: var(--accent-primary);
    background: transparent;
    border-bottom-color: var(--accent-primary);
}

/* Fix tab pane overlap issue */
.tab-content>.tab-pane {
    display: none;
}

.tab-content>.tab-pane.active {
    display: block;
}

/* ============================================
   Progress Bar Custom
   ============================================ */
.progress {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
}

.progress-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    transition: width 1s ease-in-out;
}

/* ============================================
   Hero Section Enhancements
   ============================================ */
.hero .lead {
    font-size: 1.1rem;
    line-height: 1.7;
}

.hero .btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
}

/* ============================================
   Utility Classes
   ============================================ */
.text-mono {
    font-family: var(--font-mono);
}

.text-glow {
    text-shadow: none;
    /* Removed glow */
}

.border-glow {
    box-shadow: none;
    /* Removed glow */
}

.glass {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .hero {
        min-height: 60vh;
        padding: var(--spacing-lg) 0;
    }

    .stats-container {
        grid-template-columns: 1fr;
    }

    .footer-communities {
        flex-direction: column;
        align-items: center;
    }

    .navbar-collapse {
        background: var(--bg-secondary);
        border-radius: var(--radius-md);
        padding: var(--spacing-sm);
        margin-top: var(--spacing-sm);
    }
}

/* ============================================
   Scrollbar Styling
   ============================================ */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-default);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

/* ============================================
   Selection Styling
   ============================================ */
::selection {
    background: var(--accent-primary);
    color: white;
}

::-moz-selection {
    background: var(--accent-primary);
    color: white;
}