/* ============================================
   PREMIUM DESIGN SYSTEM - APPLE/STRIPE LEVEL
   ============================================ */

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

html, body {
    overflow-x: hidden !important;
    overflow-y: auto;
}

:root {
    /* Premium Color System */
    --color-bg: #f9fafb;
    --color-card: #ffffff;
    --color-text: #0f172a;
    --color-text-light: #64748b;
    --color-text-lighter: #94a3b8;
    --color-primary: #1e40af;
    --color-primary-dark: #1e3a8a;
    --color-primary-light: #3b82f6;
    --color-accent: #2563eb;
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    
    /* Premium 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-card: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-button: 0 4px 14px rgba(30, 64, 175, 0.25);
    --shadow-button-hover: 0 8px 20px rgba(30, 64, 175, 0.35);
    
    /* Typography - Premium Scale */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 2rem;        /* 32px */
    --font-size-4xl: 2.625rem;    /* 42px */
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --letter-spacing-tight: -0.02em;
    --letter-spacing-normal: 0;
    
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Premium Spacing Scale */
    --spacing-xs: 0.5rem;        /* 8px */
    --spacing-sm: 0.75rem;       /* 12px */
    --spacing-md: 1rem;          /* 16px */
    --spacing-lg: 1.5rem;        /* 24px */
    --spacing-xl: 2rem;          /* 32px */
    --spacing-2xl: 3rem;         /* 48px */
    --spacing-3xl: 4rem;         /* 64px */
    --spacing-4xl: 6rem;         /* 96px */
    --spacing-5xl: 8rem;         /* 128px */
    
    /* Border Radius - Premium */
    --radius-sm: 0.5rem;         /* 8px */
    --radius-md: 0.75rem;        /* 12px */
    --radius-lg: 0.875rem;       /* 14px */
    --radius-xl: 1.125rem;       /* 18px */
    --radius-2xl: 1.5rem;        /* 24px */
    
    /* Transitions - Apple Smooth */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Container */
    --container-max-width: 900px;
    --container-padding: var(--spacing-xl);
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    overflow-x: hidden;
    max-width: 100vw;
    width: 100%;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
    max-width: 100vw;
    width: 100%;
    position: relative;
    box-sizing: border-box;
}

/* ============================================
   TYPOGRAPHY - PREMIUM
   ============================================ */

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

h1 {
    font-size: clamp(1.75rem, 4vw + 1rem, 2.625rem);
    font-weight: var(--font-weight-bold);
}

h2 {
    font-size: clamp(1.5rem, 3vw + 1rem, 2rem);
    font-weight: var(--font-weight-bold);
}

h3 {
    font-size: clamp(1.25rem, 2.5vw + 0.5rem, 1.5rem);
    font-weight: var(--font-weight-semibold);
}

h4 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    line-height: var(--line-height-relaxed);
}

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

a:hover,
a:focus {
    color: var(--color-primary-dark);
    outline: none;
}

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* ============================================
   LAYOUT & CONTAINER
   ============================================ */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* Container responsive override for mobile */
@media (max-width: 600px) {
    .container {
        max-width: 100% !important;
        width: 100% !important;
        padding-left: var(--spacing-md) !important;
        padding-right: var(--spacing-md) !important;
    }
}

/* ============================================
   HEADER - PREMIUM STICKY
   ============================================ */

.header {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.95) 100%);
    border-bottom: 1px solid var(--color-border-light);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-sm);
}

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

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin: 0;
    letter-spacing: var(--letter-spacing-tight);
}

.logo-link {
    text-decoration: none;
    color: inherit;
    transition: opacity var(--transition-fast);
}

.logo-link:hover {
    opacity: 0.8;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-links a {
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    font-size: var(--font-size-base);
    transition: color var(--transition-fast);
}

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

/* ============================================
   HERO SECTION - PREMIUM GRADIENT
   ============================================ */

.hero {
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #3b82f6 100%);
    color: white;
    padding: var(--spacing-5xl) 0 var(--spacing-4xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-title {
    font-size: clamp(1.75rem, 5vw + 1rem, 3.5rem);
    font-weight: var(--font-weight-bold);
    color: white;
    margin-bottom: var(--spacing-lg);
    letter-spacing: var(--letter-spacing-tight);
    position: relative;
    z-index: 1;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
    color: rgba(255, 255, 255, 0.95);
    max-width: 700px;
    margin: 0 auto;
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-relaxed);
    position: relative;
    z-index: 1;
}

/* ============================================
   HOMEPAGE HERO - DARK TEXT FOR LIGHT BACKGROUND
   ============================================ */

/* Target homepage hero section (has light background gradient via inline style) */
/* This applies to heroes that don't have the default blue gradient background */
.hero:not([style*="linear-gradient(135deg, #1e40af"]) .hero-title,
.hero[style*="rgba(30, 64, 175, 0.05)"] .hero-title,
.hero[style*="rgba(37, 99, 235, 0.02)"] .hero-title {
    color: #1a1a1a !important;
}

.hero:not([style*="linear-gradient(135deg, #1e40af"]) .hero-subtitle,
.hero[style*="rgba(30, 64, 175, 0.05)"] .hero-subtitle,
.hero[style*="rgba(37, 99, 235, 0.02)"] .hero-subtitle {
    color: #333 !important;
}

/* Ensure dark colors work on all breakpoints */
@media (max-width: 480px) {
    .hero:not([style*="linear-gradient(135deg, #1e40af"]) .hero-title,
    .hero[style*="rgba(30, 64, 175, 0.05)"] .hero-title,
    .hero[style*="rgba(37, 99, 235, 0.02)"] .hero-title {
        color: #1a1a1a !important;
    }
    
    .hero:not([style*="linear-gradient(135deg, #1e40af"]) .hero-subtitle,
    .hero[style*="rgba(30, 64, 175, 0.05)"] .hero-subtitle,
    .hero[style*="rgba(37, 99, 235, 0.02)"] .hero-subtitle {
        color: #333 !important;
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    .hero:not([style*="linear-gradient(135deg, #1e40af"]) .hero-title,
    .hero[style*="rgba(30, 64, 175, 0.05)"] .hero-title,
    .hero[style*="rgba(37, 99, 235, 0.02)"] .hero-title {
        color: #1a1a1a !important;
    }
    
    .hero:not([style*="linear-gradient(135deg, #1e40af"]) .hero-subtitle,
    .hero[style*="rgba(30, 64, 175, 0.05)"] .hero-subtitle,
    .hero[style*="rgba(37, 99, 235, 0.02)"] .hero-subtitle {
        color: #333 !important;
    }
}

@media (min-width: 769px) {
    .hero:not([style*="linear-gradient(135deg, #1e40af"]) .hero-title,
    .hero[style*="rgba(30, 64, 175, 0.05)"] .hero-title,
    .hero[style*="rgba(37, 99, 235, 0.02)"] .hero-title {
        color: #1a1a1a !important;
    }
    
    .hero:not([style*="linear-gradient(135deg, #1e40af"]) .hero-subtitle,
    .hero[style*="rgba(30, 64, 175, 0.05)"] .hero-subtitle,
    .hero[style*="rgba(37, 99, 235, 0.02)"] .hero-subtitle {
        color: #333 !important;
    }
}

/* ============================================
   CALCULATOR SECTION
   ============================================ */

.calculator-section {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-bg);
    margin-top: 2rem !important;
}

/* Hide hero section on country landing pages */
body.country-page .hero,
.hero-country,
main > section.hero:first-of-type {
    display: none !important;
}

.calculator-card {
    background-color: var(--color-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-card);
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    overflow-x: hidden;
}

.calculator-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.calculator-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    letter-spacing: var(--letter-spacing-tight);
}

.calculator-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: 0;
    line-height: var(--line-height-relaxed);
}

.calculator-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.calculator-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
}

/* ============================================
   COUNTRY CARDS - APPLE STYLE
   ============================================ */

/* Ensure parent containers don't clip content */
.calculator-section,
.country-section,
.country-wrapper,
.country-grid-wrapper,
.country-cards-wrapper,
section {
    max-width: 100%;
    overflow: visible !important;
}

.country-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    justify-content: center;
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 1rem;
}

.country-card {
    background-color: var(--color-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-card);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border-light);
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
    will-change: transform;
    contain: layout paint;
    isolation: isolate;
}

.country-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.country-card:hover {
    box-shadow: 0 12px 32px rgba(0,0,0,0.08);
    transform: translateY(-6px);
}

.country-card:hover::before {
    opacity: 1;
}

.country-card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.8;
}

.country-card-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    letter-spacing: var(--letter-spacing-tight);
}

.country-card-description {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

/* ============================================
   FORM ELEMENTS - PREMIUM
   ============================================ */

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-select,
.form-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--color-text);
    background-color: var(--color-card);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    appearance: none;
    font-weight: var(--font-weight-medium);
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%230f172a' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    background-size: 12px;
    padding-right: var(--spacing-3xl);
}

.form-select:hover,
.form-input:hover {
    border-color: var(--color-primary-light);
}

.form-select:focus,
.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-select:disabled {
    background-color: var(--color-bg);
    color: var(--color-text-lighter);
    cursor: not-allowed;
    opacity: 0.6;
}

/* ============================================
   DEFERRAL CHECKBOX - PREMIUM TOGGLE
   ============================================ */

.deferral-container {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--color-bg);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border-light);
}

.deferral-checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    user-select: none;
}

.deferral-checkbox {
    position: relative;
    width: 48px;
    height: 28px;
    background-color: var(--color-border);
    border-radius: 14px;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.deferral-checkbox::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 24px;
    background-color: white;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.deferral-checkbox-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.deferral-checkbox-input:checked + .deferral-checkbox {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.deferral-checkbox-input:checked + .deferral-checkbox::after {
    transform: translateX(20px);
}

.deferral-checkbox-input:focus + .deferral-checkbox {
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.deferral-label {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    cursor: pointer;
    line-height: var(--line-height-normal);
}

.deferral-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
    line-height: var(--line-height-relaxed);
}

.deferral-info-box {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) 0;
}

.deferral-info-box-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.deferral-info-box-title::before {
    content: 'ℹ️';
    font-size: var(--font-size-lg);
}

.deferral-info-box-text {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    line-height: var(--line-height-relaxed);
    margin: 0;
}

/* ============================================
   BUTTONS - PREMIUM GRADIENT
   ============================================ */

.btn {
    padding: 18px 28px;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-family);
    color: white;
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    text-decoration: none;
    display: inline-block;
    letter-spacing: var(--letter-spacing-tight);
    box-shadow: var(--shadow-button);
}

.btn:hover {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-button-hover);
}

.btn:active {
    transform: translateY(0);
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.3), var(--shadow-button-hover);
}

.btn-large {
    padding: 20px 32px;
    font-size: var(--font-size-lg);
}

.btn-full {
    width: 100%;
}

/* ============================================
   LOADING POPUP - PREMIUM
   ============================================ */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.loading-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.loading-popup {
    background-color: var(--color-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    text-align: center;
    animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.loading-header {
    margin-bottom: var(--spacing-2xl);
}

.loading-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    letter-spacing: var(--letter-spacing-tight);
}

.loading-progress-container {
    margin: var(--spacing-2xl) 0;
}

.loading-progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--color-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.loading-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #1e40af 0%, #3b82f6 100%);
    border-radius: var(--radius-lg);
    width: 0%;
    transition: width 0.1s linear;
}

.loading-progress-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    font-weight: var(--font-weight-medium);
}

.loading-adsense-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin: var(--spacing-2xl) 0;
}

.loading-adsense-placeholder {
    width: 100%;
    min-height: 100px;
    background: repeating-linear-gradient(
        45deg,
        var(--color-bg),
        var(--color-bg) 10px,
        var(--color-border-light) 10px,
        var(--color-border-light) 20px
    );
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.loading-adsense-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   RESULTS PAGE - PREMIUM
   ============================================ */

.results-section {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-bg);
}

.results-card {
    background-color: var(--color-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-card);
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    overflow-x: hidden;
}

.results-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border-light);
}

.results-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    letter-spacing: var(--letter-spacing-tight);
}

.results-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

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

.pathway-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-xl);
    text-align: center;
    letter-spacing: var(--letter-spacing-tight);
}

.pathway-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.pathway-item {
    background-color: var(--color-bg);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border-left: 4px solid var(--color-primary);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border-light);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.pathway-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--color-primary-light);
}

.pathway-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.pathway-item-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin: 0;
    letter-spacing: var(--letter-spacing-tight);
}

.pathway-item-year {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.1) 0%, rgba(37, 99, 235, 0.1) 100%);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
}

.pathway-item-description {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    margin: 0;
    line-height: var(--line-height-relaxed);
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

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

.terms-table-container {
    overflow-x: auto;
    overflow-y: visible;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-light);
    margin-top: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.terms-table {
    width: 100%;
    min-width: 500px;
    border-collapse: collapse;
    background-color: var(--color-card);
    font-size: var(--font-size-base);
    table-layout: auto;
    box-sizing: border-box;
}

.terms-table thead {
    background-color: var(--color-bg);
}

.terms-table th {
    padding: var(--spacing-lg);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--color-border);
}

.terms-table td {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-text);
}

.terms-table tbody tr:last-child td {
    border-bottom: none;
}

.terms-table tbody tr:hover {
    background-color: var(--color-bg);
}

/* ============================================
   ADSENSE CONTAINERS - PREMIUM SUBTLE
   ============================================ */

.adsense-container {
    width: 100%;
    max-width: 100%;
    margin: var(--spacing-3xl) 0;
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
    overflow-x: hidden;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.adsense-top,
.adsense-bottom {
    min-height: 100px;
}

.adsense-middle {
    min-height: 280px;
}

.adsense-placeholder {
    width: 100%;
    max-width: 728px;
    min-height: 90px;
    background: repeating-linear-gradient(
        45deg,
        var(--color-bg),
        var(--color-bg) 10px,
        var(--color-border-light) 10px,
        var(--color-border-light) 20px
    );
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--spacing-lg);
    box-sizing: border-box;
    overflow-x: hidden;
}

.adsense-middle .adsense-placeholder {
    max-width: 300px;
    min-height: 250px;
}

.adsense-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about-section {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-bg);
}

.about-content {
    max-width: 100%;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(1.5rem, 3vw + 1rem, 2rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    letter-spacing: var(--letter-spacing-tight);
}

.about-text {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-text);
}

.about-text p {
    margin-bottom: var(--spacing-lg);
}

.about-text p:last-child {
    margin-bottom: 0;
}

/* ============================================
   FOOTER - PREMIUM
   ============================================ */

.footer {
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    color: white;
    padding: var(--spacing-4xl) 0 var(--spacing-2xl);
    margin-top: var(--spacing-4xl);
}

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

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: var(--spacing-lg);
    letter-spacing: var(--letter-spacing-tight);
}

.footer-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
}

.footer-heading {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.footer-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-base);
    transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-links a:focus {
    color: white;
    outline: none;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-xl);
    text-align: center;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* ============================================
   RESPONSIVE DESIGN - MOBILE FIRST
   ============================================ */

/* ============================================
   GLOBAL OVERFLOW PREVENTION - CRITICAL
   ============================================ */

/* Ensure all elements respect viewport width */
*,
*::before,
*::after {
    box-sizing: border-box;
}

/* Prevent any element from exceeding viewport */
main,
section,
article,
header,
footer,
nav {
    max-width: 100%;
    overflow-x: hidden;
}

/* Override problematic inline styles on mobile */
@media (max-width: 768px) {
    /* Override inline max-width that might cause overflow */
    [style*="max-width: 1000px"],
    [style*="max-width: 800px"],
    [style*="max-width: 900px"],
    [style*="max-width: 1200px"] {
        max-width: 100% !important;
        width: 100% !important;
    }
    
    /* Ensure all divs respect viewport */
    div {
        max-width: 100%;
        box-sizing: border-box;
    }
}

/* Fluid Typography for calculator and results titles */
.calculator-title,
.results-title {
    font-size: clamp(1.25rem, 3vw + 0.75rem, 2rem);
}

/* Mobile: 360px - 480px */
@media (max-width: 480px) {
    :root {
        --container-padding: var(--spacing-md);
        --spacing-5xl: 4rem;
        --spacing-4xl: 3rem;
        --spacing-3xl: 2rem;
        --spacing-2xl: 1.5rem;
    }
    
    /* Force no overflow on mobile */
    html, body {
        overflow-x: hidden !important;
        max-width: 100vw !important;
        width: 100% !important;
    }
    
    .header {
        padding: var(--spacing-md) 0;
        max-width: 100vw;
        overflow-x: hidden;
    }
    
    .nav {
        padding: var(--spacing-md) 0;
    }
    
    .nav-container {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        max-width: 100%;
        padding-left: var(--spacing-md) !important;
        padding-right: var(--spacing-md) !important;
    }
    
    .logo-text {
        font-size: clamp(1rem, 4vw, 1.25rem);
    }
    
    .nav-links {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
    }
    
    .nav-links a {
        font-size: var(--font-size-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .hero {
        padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-xl) !important;
        max-width: 100vw;
        overflow-x: hidden;
    }
    
    .hero-title {
        margin-bottom: var(--spacing-md);
        max-width: 100%;
        word-wrap: break-word;
    }
    
    .hero-subtitle {
        margin-bottom: var(--spacing-xl);
        max-width: 100%;
        word-wrap: break-word;
    }
    
    /* Button stacking on mobile */
    .hero .btn,
    .hero a.btn {
        width: 100% !important;
        margin: var(--spacing-xs) 0 !important;
        padding: var(--spacing-md) var(--spacing-lg) !important;
        font-size: var(--font-size-base) !important;
        box-sizing: border-box !important;
    }
    
    .calculator-section {
        padding: var(--spacing-2xl) 0;
        max-width: 100vw;
        overflow-x: hidden;
    }
    
    .calculator-card,
    .results-card {
        padding: var(--spacing-lg) !important;
        border-radius: var(--radius-xl);
        margin: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .results-page-wrapper {
        padding-left: var(--spacing-md) !important;
        padding-right: var(--spacing-md) !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        max-width: 100% !important;
        width: 100% !important;
    }
    
    .calculator-header {
        margin-bottom: var(--spacing-xl);
    }
    
    .calculator-controls {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .calculator-form {
        gap: var(--spacing-lg);
    }
    
    .deferral-container {
        padding: var(--spacing-md);
        margin-top: var(--spacing-lg);
    }
    
    .deferral-checkbox-wrapper {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .country-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        margin-top: var(--spacing-xl);
    }
    
    .country-card {
        padding: var(--spacing-xl);
    }
    
    .country-card-icon {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-md);
    }
    
    .country-card-title {
        font-size: var(--font-size-xl);
    }
    
    .results-section {
        padding: var(--spacing-2xl) 0;
    }
    
    .results-header {
        margin-bottom: var(--spacing-xl);
        padding-bottom: var(--spacing-lg);
    }
    
    .pathway-section {
        margin: var(--spacing-xl) 0;
    }
    
    .pathway-item {
        padding: var(--spacing-md);
    }
    
    .pathway-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .pathway-item-title {
        font-size: var(--font-size-lg);
    }
    
    .pathway-item-year {
        font-size: var(--font-size-base);
        padding: var(--spacing-xs) var(--spacing-sm);
        align-self: flex-start;
    }
    
    .terms-section {
        margin-top: var(--spacing-xl);
    }
    
    .terms-table-container {
        margin-top: var(--spacing-md);
        border-radius: var(--radius-lg);
    }
    
    .terms-table {
        font-size: var(--font-size-sm);
    }
    
    .terms-table th,
    .terms-table td {
        padding: var(--spacing-sm) var(--spacing-xs);
        font-size: var(--font-size-xs);
    }
    
    .adsense-container {
        margin: var(--spacing-xl) 0;
        padding: 0 var(--spacing-md);
    }
    
    .adsense-placeholder {
        min-height: 90px;
        padding: var(--spacing-md);
    }
    
    .adsense-middle .adsense-placeholder {
        max-width: 100%;
        min-height: 250px;
    }
    
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-section {
        text-align: center;
    }
    
    .loading-popup {
        padding: var(--spacing-lg);
        width: 95%;
    }
    
    .loading-title {
        font-size: var(--font-size-xl);
    }
}

/* Phablet: 481px - 600px */
@media (min-width: 481px) and (max-width: 600px) {
    :root {
        --container-padding: var(--spacing-lg);
    }
    
    .hero {
        padding: var(--spacing-3xl) var(--spacing-lg) var(--spacing-2xl);
    }
    
    .hero .btn,
    .hero a.btn {
        width: auto;
        min-width: 200px;
    }
    
    .calculator-card,
    .results-card {
        padding: var(--spacing-xl);
    }
    
    .country-cards {
        grid-template-columns: 1fr;
    }
    
    .pathway-item-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

/* Tablet: 601px - 768px */
@media (min-width: 601px) and (max-width: 768px) {
    :root {
        --container-padding: var(--spacing-xl);
    }
    
    .hero {
        padding: var(--spacing-4xl) var(--spacing-xl) var(--spacing-3xl);
    }
    
    .hero .btn,
    .hero a.btn {
        width: auto;
        padding: var(--spacing-md) var(--spacing-xl);
    }
    
    .calculator-card,
    .results-card {
        padding: var(--spacing-2xl);
    }
    
    .country-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    .calculator-controls {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .terms-table th,
    .terms-table td {
        padding: var(--spacing-md);
        font-size: var(--font-size-sm);
    }
}

/* Small Laptop: 769px - 1024px */
@media (min-width: 769px) and (max-width: 1024px) {
    :root {
        --container-padding: var(--spacing-xl);
        --container-max-width: 800px;
    }
    
    .hero {
        padding: var(--spacing-4xl) var(--spacing-xl) var(--spacing-3xl);
    }
    
    .calculator-card,
    .results-card {
        padding: var(--spacing-2xl);
    }
    
    .country-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    .calculator-controls {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .results-page-wrapper {
        grid-template-columns: 1fr;
        max-width: 900px;
    }
    
    .ad-sidebar {
        display: none;
    }
}

/* Desktop: 1025px - 1440px */
@media (min-width: 1025px) {
    :root {
        --container-padding: var(--spacing-xl);
        --container-max-width: 900px;
    }
    
    .hero {
        padding: var(--spacing-5xl) var(--spacing-xl) var(--spacing-4xl);
    }
    
    .country-cards {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-xl);
    }
    
    .calculator-controls {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xl);
    }
    
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Large Desktop / Ultrawide: 1441px - 2560px+ */
@media (min-width: 1441px) {
    :root {
        --container-max-width: 1000px;
        --spacing-5xl: 10rem;
        --spacing-4xl: 7rem;
    }
    
    .hero {
        padding: var(--spacing-5xl) var(--spacing-2xl) var(--spacing-4xl);
    }
    
    .country-cards {
        gap: var(--spacing-2xl);
    }
    
    .country-card {
        padding: var(--spacing-4xl);
    }
}

/* Extra Large Desktop: 1400px+ */
@media (min-width: 1400px) {
    .country-cards {
        gap: 2.5rem;
        max-width: 1500px;
    }
    
    .calculator-card,
    .results-card {
        padding: var(--spacing-4xl);
    }
    
    .results-page-wrapper {
        max-width: 1600px;
        gap: var(--spacing-2xl);
    }
    
    .ad-sidebar {
        width: 200px;
    }
    
    .footer-content {
        gap: var(--spacing-4xl);
    }
}

/* Tablet Portrait: 768px - 1024px */
@media (min-width: 768px) and (max-width: 1024px) and (orientation: portrait) {
    .country-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .calculator-controls {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet Landscape: 1024px - 1366px */
@media (min-width: 1024px) and (max-width: 1366px) and (orientation: landscape) {
    .country-cards {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Sidebar Ads - Desktop Only */
@media (min-width: 1000px) {
    .results-page-wrapper {
        grid-template-columns: 160px 1fr 160px;
        gap: var(--spacing-xl);
        align-items: start;
    }
    
    .ad-sidebar {
        display: block;
    }
    
    .ad-sidebar-left,
    .ad-sidebar-right {
        position: sticky;
        top: 120px;
        height: fit-content;
        max-height: calc(100vh - 140px);
        overflow-y: auto;
    }
}

/* Ultrawide: 2560px+ */
@media (min-width: 2560px) {
    :root {
        --container-max-width: 1200px;
    }
    
    .results-page-wrapper {
        max-width: 2000px;
    }
    
    .ad-sidebar {
        width: 240px;
    }
}

/* ============================================
   SIDEBAR ADS - PREMIUM
   ============================================ */

.results-page-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* Results page wrapper responsive override for mobile */
@media (max-width: 600px) {
    .results-page-wrapper {
        max-width: 100vw !important;
        width: 100% !important;
        padding-left: var(--spacing-md) !important;
        padding-right: var(--spacing-md) !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
}

.ad-sidebar {
    display: none;
    width: 160px;
    position: sticky;
    top: 120px;
    height: fit-content;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
}

.ad-sidebar-placeholder {
    width: 100%;
    min-height: 600px;
    background: repeating-linear-gradient(
        45deg,
        var(--color-bg),
        var(--color-bg) 10px,
        var(--color-border-light) 10px,
        var(--color-border-light) 20px
    );
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.ad-sidebar-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-lighter);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

/* Additional responsive improvements */
@media (max-width: 1024px) {
    .results-page-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .ad-sidebar {
        display: none !important;
    }
    
    .calculator-section {
        padding: var(--spacing-3xl) 0;
    }
    
    .results-section {
        padding: var(--spacing-3xl) 0;
    }
}

/* Ensure no horizontal scroll on any device */
@media (max-width: 600px) {
    html, body {
        overflow-x: hidden !important;
        max-width: 100vw !important;
    }
    
    .container {
        padding: 0 var(--spacing-md) !important;
        max-width: 100% !important;
        width: 100% !important;
    }
    
    .nav-container {
        padding: 0 var(--spacing-md) !important;
        max-width: 100% !important;
    }
    
    .calculator-card,
    .results-card {
        margin: 0 !important;
        border-radius: var(--radius-lg);
        width: 100% !important;
        max-width: 100% !important;
        padding-left: var(--spacing-md) !important;
        padding-right: var(--spacing-md) !important;
    }
    
    .results-page-wrapper {
        padding-left: var(--spacing-md) !important;
        padding-right: var(--spacing-md) !important;
        margin: 0 !important;
        max-width: 100% !important;
    }
    
    /* Stack buttons vertically on small screens */
    .hero > .container > div[style*="display: flex"],
    .hero > .container > div[style*="flex-wrap"] {
        flex-direction: column !important;
        align-items: stretch !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    .hero > .container > div[style*="display: flex"] > .btn,
    .hero > .container > div[style*="display: flex"] > a.btn,
    .hero > .container > div[style*="flex-wrap"] > .btn,
    .hero > .container > div[style*="flex-wrap"] > a.btn {
        width: 100% !important;
        max-width: 100% !important;
        margin: var(--spacing-xs) 0 !important;
        box-sizing: border-box !important;
    }
    
    /* Override any inline max-width on containers */
    .container[style*="max-width"] {
        max-width: 100% !important;
    }
}

/* Improve form elements on mobile */
@media (max-width: 768px) {
    .form-select,
    .form-input {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .btn,
    .btn-large {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-base);
        width: 100%;
    }
    
    .btn-full {
        width: 100%;
    }
}

/* Improve table responsiveness */
@media (max-width: 768px) {
    .terms-table-container {
        -webkit-overflow-scrolling: touch;
        overflow-x: auto;
        overflow-y: visible;
        width: 100%;
        max-width: 100%;
        margin-left: 0;
        margin-right: 0;
        box-sizing: border-box;
    }
    
    .terms-table {
        min-width: 500px;
        width: auto;
    }
    
    .terms-table th,
    .terms-table td {
        white-space: nowrap;
        padding: var(--spacing-sm) var(--spacing-xs);
        font-size: var(--font-size-xs);
    }
}

/* Improve pathway items on mobile */
@media (max-width: 600px) {
    .pathway-timeline {
        gap: var(--spacing-md);
    }
    
    .pathway-item {
        border-left-width: 3px;
    }
    
    .pathway-item-description {
        font-size: var(--font-size-sm);
    }
}

/* Improve deferral checkbox on mobile */
@media (max-width: 600px) {
    .deferral-checkbox {
        width: 44px;
        height: 26px;
    }
    
    .deferral-checkbox::after {
        width: 22px;
        height: 22px;
    }
    
    .deferral-checkbox-input:checked + .deferral-checkbox::after {
        transform: translateX(18px);
    }
    
    .deferral-label {
        font-size: var(--font-size-sm);
    }
    
    .deferral-description {
        font-size: var(--font-size-xs);
    }
}

/* Improve loading popup on mobile */
@media (max-width: 600px) {
    .loading-popup {
        width: 95%;
        max-width: 95%;
        padding: var(--spacing-lg);
        margin: var(--spacing-md);
    }
    
    .loading-title {
        font-size: var(--font-size-lg);
    }
    
    .loading-adsense-container {
        gap: var(--spacing-md);
    }
    
    .loading-adsense-placeholder {
        min-height: 80px;
    }
}

/* Improve about section on mobile */
@media (max-width: 768px) {
    .about-section {
        padding: var(--spacing-2xl) 0;
    }
    
    .about-text {
        font-size: var(--font-size-base);
    }
    
    .about-text p {
        margin-bottom: var(--spacing-md);
    }
}

/* Ensure proper spacing in FAQ sections */
@media (max-width: 768px) {
    .terms-section > div[style*="background-color"] {
        padding: var(--spacing-lg) !important;
    }
    
    .terms-section h4 {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-sm);
    }
}

/* Fix any potential overflow issues - only add word-wrap, not duplicate * selector */
img, video, iframe, p, div, span, a {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

img, video, iframe {
    max-width: 100%;
    height: auto;
}

/* Improve touch targets on mobile */
@media (max-width: 768px) {
    .btn,
    .country-card,
    .nav-links a {
        min-height: 44px; /* iOS recommended touch target */
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .form-select,
    .form-input {
        min-height: 44px;
    }
}

/* Homepage-specific responsive improvements */
@media (max-width: 768px) {
    /* Hero buttons stack on mobile */
    .hero > .container > div[style*="display: flex"],
    .hero > .container > div[style*="flex-wrap"] {
        flex-direction: column !important;
        align-items: stretch !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    .hero > .container > div[style*="display: flex"] > .btn,
    .hero > .container > div[style*="display: flex"] > a.btn {
        width: 100% !important;
        max-width: 100% !important;
        margin: var(--spacing-xs) 0 !important;
        box-sizing: border-box !important;
    }
    
    /* Grid sections become single column on mobile */
    div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        width: 100% !important;
        max-width: 100% !important;
        padding-left: var(--spacing-md) !important;
        padding-right: var(--spacing-md) !important;
        box-sizing: border-box !important;
    }
    
    /* Supported regions grid responsive */
    div[style*="grid-template-columns: repeat(auto-fit"] {
        grid-template-columns: 1fr !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* Override inline max-width on homepage containers */
    .container[style*="max-width: 1000px"],
    .container[style*="max-width: 800px"],
    .container[style*="max-width: 900px"],
    .container[style*="max-width: 1200px"] {
        max-width: 100% !important;
        width: 100% !important;
    }
    
    /* FAQ and content sections */
    section[style*="padding"] {
        padding: var(--spacing-2xl) 0 !important;
        max-width: 100vw !important;
        overflow-x: hidden !important;
    }
    
    /* Ensure all sections respect viewport */
    section {
        max-width: 100vw !important;
        overflow-x: hidden !important;
        box-sizing: border-box !important;
    }
}

/* Tablet adjustments for homepage */
@media (min-width: 601px) and (max-width: 1024px) {
    div[style*="grid-template-columns: repeat(auto-fit, minmax(250px"] {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

/* Desktop adjustments for homepage */
@media (min-width: 1025px) {
    div[style*="grid-template-columns: repeat(auto-fit, minmax(250px"] {
        grid-template-columns: repeat(4, 1fr) !important;
    }
}

/* ============================================
   HOMEPAGE SPECIFIC CLASSES (Extracted from inline styles)
   ============================================ */

/* Hero button container */
.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-buttons .btn {
    padding: 20px 40px;
    font-size: var(--font-size-lg);
}

.hero-buttons .btn-secondary {
    background: var(--color-card);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    box-shadow: none;
}

.hero-buttons .btn-secondary:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* How it works grid */
.how-it-works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-3xl);
    max-width: 1000px;
    margin: 0 auto;
}

.how-it-works-item {
    text-align: center;
}

.how-it-works-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    font-weight: var(--font-weight-bold);
}

/* Feature cards grid */
.feature-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    padding: var(--spacing-xl);
    background-color: var(--color-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

/* Supported regions grid */
.supported-regions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.region-card {
    padding: var(--spacing-xl);
    background-color: var(--color-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.region-card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.region-list {
    list-style: none;
    padding: 0;
    margin: 0;
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

/* Section containers */
.section-container {
    max-width: 800px;
    margin: 0 auto;
}

.section-container-wide {
    max-width: 900px;
    margin: 0 auto;
}

.section-container-narrow {
    max-width: 600px;
    margin: 0 auto;
}

/* Text utilities */
.text-center {
    text-align: center;
}

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

/* Responsive adjustments for homepage classes */
@media (max-width: 768px) {
    .how-it-works-grid,
    .feature-cards-grid,
    .supported-regions-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
}

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

*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-md);
    text-decoration: none;
    z-index: 1000;
}

.skip-link:focus {
    top: 0;
}

.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;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ========================================
   BREADCRUMB NAVIGATION
   ======================================== */
.breadcrumb {
    padding: var(--spacing-md) 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
    align-items: center;
}

.breadcrumb-item {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    margin: 0 var(--spacing-sm);
    color: var(--color-text-lighter);
}

.breadcrumb-item a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.breadcrumb-item a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.breadcrumb-item[aria-current="page"] {
    color: var(--color-text);
    font-weight: var(--font-weight-medium);
}

/* ========================================
   RELATED CALCULATORS SECTION
   ======================================== */
.related-calculators {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg);
}

.related-calculators-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.related-calculator-card {
    padding: var(--spacing-lg);
    background-color: var(--color-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border-light);
    display: block;
}

.related-calculator-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.related-calculator-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.related-calculator-card p {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    margin: 0;
    line-height: var(--line-height-relaxed);
}

/* Responsive adjustments for breadcrumbs and related calculators */
@media (max-width: 768px) {
    .breadcrumb {
        padding: var(--spacing-sm) 0;
    }
    
    .breadcrumb-list {
        font-size: var(--font-size-xs);
    }
    
    .related-calculators {
        padding: var(--spacing-2xl) 0;
    }
    
    .related-calculators-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}