/* ============================================================
   CREDITCARDSCOMPARE.COM.AU - MAIN STYLESHEET
   ============================================================ */

:root {
    --primary: #64b5f6;
    --primary-dark: #42a5f5;
    --primary-light: #90caf9;
    --bg-dark: #0a1628;
    --bg-card: #1a2642;
    --bg-card-hover: #243352;
    --text-primary: rgba(255, 255, 255, 0.95);
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-tertiary: rgba(255, 255, 255, 0.5);
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    --success: #4caf50;
    --success-light: #81c784;
    --warning: #ffd700;
    --warning-light: #ffed4e;
    --danger: #f44336;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.4);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Sohne", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-card) 50%, #0f1b2e 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

.nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(100, 181, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(100, 181, 246, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--border-hover);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #388e3c 100%);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(76, 175, 80, 0.4);
}

.btn-lg {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(100, 181, 246, 0.3);
    background: rgba(255, 255, 255, 0.08);
}

.card-highlight {
    background: rgba(100, 181, 246, 0.1);
    border: 2px solid rgba(100, 181, 246, 0.3);
    box-shadow: 0 20px 60px rgba(100, 181, 246, 0.15);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 2rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.card-subtitle {
    font-size: 0.95rem;
    color: var(--text-tertiary);
}

.card-image-container {
    display: flex;
    justify-content: center;
    margin: 1.5rem 0;
    perspective: 1000px;
}

.card-image {
    width: 100%;
    max-width: 340px;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card-image:hover {
    transform: scale(1.03) rotateY(-5deg);
}

.card-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* Value Display */
.value-display {
    background: linear-gradient(135deg, rgba(100, 181, 246, 0.15) 0%, rgba(100, 181, 246, 0.05) 100%);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid rgba(100, 181, 246, 0.2);
    margin-bottom: 1.5rem;
    text-align: center;
}

.value-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.value-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--success);
    line-height: 1;
}

.value-amount.negative {
    color: var(--danger);
}

.value-subtext {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Card Details Grid */
.card-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.detail-item {
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
}

.detail-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.detail-value {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.detail-value.highlight {
    color: var(--primary);
}

.detail-value.success {
    color: var(--success);
}

.detail-value.warning {
    color: var(--warning);
}

.detail-value.danger {
    color: var(--danger);
}

/* Features */
.features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: rgba(255, 255, 255, 0.08);
    padding: 0.5rem 0.875rem;
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.feature-tag:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
}

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-gold {
    background: linear-gradient(135deg, var(--warning) 0%, var(--warning-light) 100%);
    color: var(--bg-dark);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
}

.badge-silver {
    background: linear-gradient(135deg, #c0c0c0 0%, #e8e8e8 100%);
    color: var(--bg-dark);
}

.badge-bronze {
    background: linear-gradient(135deg, #cd7f32 0%, #daa06d 100%);
    color: var(--bg-dark);
}

.badge-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #ffffff;
}

.rank-badge {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* ============================================================
   SECTIONS
   ============================================================ */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.section-content {
    color: var(--text-secondary);
    line-height: 1.8;
}

.section-content p {
    margin-bottom: 1.5rem;
}

.section-content h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin: 2.5rem 0 1rem;
}

.section-content ul,
.section-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.section-content li {
    margin-bottom: 0.75rem;
}

.section-content strong {
    color: var(--text-primary);
}

.section-alt {
    background: rgba(0, 0, 0, 0.2);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    padding: 6rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(100, 181, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(100, 181, 246, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 100%, rgba(100, 181, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #ffffff 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.hero-intro {
    max-width: 900px;
    margin: 0 auto 2rem;
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin: 2rem 0 3rem;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border: 1px solid var(--border);
    margin-top: 3rem;
}

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

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-tertiary);
}

/* ============================================================
   COMPARISON TOOL
   ============================================================ */
.comparison-tool {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 3rem;
    border: 1px solid var(--border);
}

.input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.input-field {
    width: 100%;
    padding: 1rem 1.25rem;
    font-size: 1.125rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: #ffffff;
    outline: none;
    transition: var(--transition);
}

.input-field:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(100, 181, 246, 0.15);
}

.input-hint {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-top: 0.5rem;
}

.range-slider {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    outline: none;
    margin-top: 0.75rem;
    -webkit-appearance: none;
}

.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(100, 181, 246, 0.4);
}

/* ============================================================
   TABLES
   ============================================================ */
.table-container {
    overflow-x: auto;
    border-radius: 16px;
    border: 1px solid var(--border);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    text-align: left;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

td {
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--border);
    color: var(--text-primary);
}

tr:hover td {
    background: rgba(255, 255, 255, 0.05);
}

/* ============================================================
   BREADCRUMBS
   ============================================================ */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 0;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

.breadcrumbs .separator {
    color: var(--text-tertiary);
}

/* ============================================================
   INTERNAL LINKS SECTION
   ============================================================ */
.internal-links {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border);
    margin-top: 3rem;
}

.internal-links h4 {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.internal-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
}

.internal-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.internal-link:hover {
    background: rgba(100, 181, 246, 0.1);
    color: var(--primary);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: rgba(0, 0, 0, 0.4);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
    margin-top: 5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.footer-section p {
    color: var(--text-tertiary);
    line-height: 1.6;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: var(--transition);
}

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

.disclaimer {
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    font-size: 0.8rem;
    color: var(--text-tertiary);
    line-height: 1.7;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-lg {
        width: 100%;
        max-width: 320px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .input-grid {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .comparison-tool {
        padding: 1.5rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .card-details {
        grid-template-columns: 1fr;
    }
    
    .internal-links-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.hidden { display: none; }
.visible { display: block; }

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }