/**
 * eSIM Go Fly - Main Stylesheet
 * Mobile-first responsive design
 */

/* =====================================================
   CSS VARIABLES - 
   ===================================================== */
:root {
    /* Brand Colors - Orange/Coral primary  */
    --color-primary: #ff6b35;
    --color-primary-dark: #e85a2a;
    --color-primary-light: #ff8c5a;
    --color-primary-rgb: 255, 107, 53;
    --color-secondary: #1a1a2e;
    --color-accent: #16213e;

    /* Neutral Colors - Warm tones */
    --color-white: #ffffff;
    --color-black: #0f0f0f;
    --color-gray-50: #faf9f7;
    --color-gray-100: #f5f4f2;
    --color-gray-200: #e8e6e3;
    --color-gray-300: #d4d2cf;
    --color-gray-400: #a8a5a0;
    --color-gray-500: #78756f;
    --color-gray-600: #5c5955;
    --color-gray-700: #3d3b38;
    --color-gray-800: #262523;
    --color-gray-900: #1a1918;

    /* Semantic Colors */
    --color-success: #22c55e;
    --color-success-light: #dcfce7;
    --color-error: #ef4444;
    --color-error-light: #fee2e2;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-info: #0ea5e9;
    --color-info-light: #e0f2fe;

    /* Typography - Modern sans-serif */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;

    /* Font Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing - More generous */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius - Softer, more modern */
    --radius-sm: 0.375rem;
    --radius-md: 0.625rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows - Subtle and elegant */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.04);
    --shadow-md: 0 4px 12px rgb(0 0 0 / 0.08);
    --shadow-lg: 0 8px 24px rgb(0 0 0 / 0.12);
    --shadow-xl: 0 16px 48px rgb(0 0 0 / 0.16);
    --shadow-card: 0 2px 8px rgb(0 0 0 / 0.06);
    --shadow-card-hover: 0 8px 24px rgb(0 0 0 / 0.12);

    /* Transitions - Smooth and refined */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Layout */
    --container-max-width: 1200px;
    --header-height: 64px;
}

/* =====================================================
   RESET & BASE
   ===================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-gray-50);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input, button, textarea, select {
    font: inherit;
}

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-display);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

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

/* Accessibility - Skip link hidden until focused */
.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    z-index: 9999;
    border-radius: var(--radius-md);
    opacity: 0;
    pointer-events: none;
    transition: top 0.2s ease, opacity 0.2s ease;
}

.skip-link:focus {
    top: var(--spacing-md);
    opacity: 1;
    pointer-events: auto;
}

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

.main-content {
    flex: 1;
    padding-top: calc(var(--header-height) + 24px);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

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

/* Flexbox Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* =====================================================
   HEADER & NAVIGATION - Modern glassmorphism style
   ===================================================== */
.header {
    position: fixed;
    top: 12px;
    left: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-xl);
    z-index: 1000;
    height: var(--header-height);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.header.scrolled {
    box-shadow: var(--shadow-lg);
    background: rgba(255, 255, 255, 0.98);
}

.navbar {
    height: 100%;
}

.navbar > .container {
    height: 100%;
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 var(--spacing-sm);
}

.navbar-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    height: 100%;
}

.logo {
    height: 38px;
    width: auto;
    transition: var(--transition-fast);
    display: block;
}

.navbar-brand:hover .logo {
    transform: scale(1.02);
}

.navbar-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    gap: 6px;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.navbar-toggle:hover {
    background: var(--color-gray-100);
}

.navbar-toggle-icon,
.navbar-toggle-icon::before,
.navbar-toggle-icon::after {
    width: 22px;
    height: 2px;
    background: var(--color-gray-800);
    border-radius: var(--radius-full);
    transition: var(--transition-fast);
}

.navbar-toggle-icon {
    position: relative;
}

.navbar-toggle-icon::before,
.navbar-toggle-icon::after {
    content: '';
    position: absolute;
    left: 0;
}

.navbar-toggle-icon::before { top: -7px; }
.navbar-toggle-icon::after { top: 7px; }

/* Mobile menu animation */
.navbar-toggle.active .navbar-toggle-icon {
    background: transparent;
}

.navbar-toggle.active .navbar-toggle-icon::before {
    top: 0;
    transform: rotate(45deg);
}

.navbar-toggle.active .navbar-toggle-icon::after {
    top: 0;
    transform: rotate(-45deg);
}

.navbar-menu {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.navbar-menu.active {
    display: block;
}

.navbar-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.nav-link {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-gray-700);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-primary);
    background: rgba(255, 107, 53, 0.08);
}

.nav-link.active {
    color: var(--color-primary);
    background: rgba(255, 107, 53, 0.12);
    font-weight: var(--font-weight-semibold);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
}

/* =====================================================
   BUTTONS - Modern, bold design
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1.5;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: 0 4px 14px rgba(var(--color-primary-rgb), 0.35);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(var(--color-primary-rgb), 0.45);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--color-gray-900);
    color: var(--color-white);
    border-color: var(--color-gray-900);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-black);
    border-color: var(--color-black);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--color-gray-800);
    border-color: var(--color-gray-300);
}

.btn-outline:hover:not(:disabled) {
    background: var(--color-gray-900);
    border-color: var(--color-gray-900);
    color: var(--color-white);
}

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

.btn-outline-primary:hover:not(:disabled) {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray-700);
    border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-gray-100);
    color: var(--color-gray-900);
}

.btn-danger {
    background: var(--color-error);
    color: var(--color-white);
    border-color: var(--color-error);
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
    border-color: #dc2626;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-xs);
    border-radius: var(--radius-md);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    border-radius: var(--radius-xl);
}

.btn-block {
    width: 100%;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: none;
    border: none;
    border-radius: var(--radius-lg);
    color: var(--color-gray-600);
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-900);
}

.btn-icon svg {
    width: 22px;
    height: 22px;
}

/* =====================================================
   FORMS - Clean, modern inputs
   ===================================================== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: var(--font-size-base);
    color: var(--color-gray-900);
    background: var(--color-white);
    border: 1.5px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-400);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--color-gray-300);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), 0.12);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.form-error {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-error);
}

.form-hint {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
    line-height: 1.6;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 3rem;
}

/* Checkbox and Radio modern styling */
.form-checkbox,
.form-radio {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.form-checkbox input,
.form-radio input {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

/* =====================================================
   CARDS - Modern elevated design
   ===================================================== */
.card {
    background: var(--color-white);
    border: none;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
}

.card-image {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

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

.card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-900);
}

.card-text {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.card-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--color-gray-50);
    border-top: 1px solid var(--color-gray-100);
}

/* Card variants */
.card-flat {
    box-shadow: none;
    border: 1.5px solid var(--color-gray-200);
}

.card-flat:hover {
    box-shadow: none;
    transform: none;
    border-color: var(--color-gray-300);
}

.card-interactive {
    cursor: pointer;
}

.card-interactive:hover {
    border-color: var(--color-primary);
}

/* =====================================================
   DROPDOWN - Modern elevated design
   ===================================================== */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 240px;
    background: var(--color-white);
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15), 0 2px 10px rgba(0, 0, 0, 0.08);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.96);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow: hidden;
}

.dropdown.active .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dropdown-header {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #f8f9fa 0%, #f1f3f5 100%);
    border-bottom: 1px solid var(--color-gray-100);
}

.dropdown-header .user-name {
    display: block;
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 2px;
}

.dropdown-header .user-email {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-gray-700);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all 0.15s ease;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.dropdown-item:hover {
    background: rgba(255, 107, 53, 0.08);
    color: var(--color-primary);
}

.dropdown-item.active {
    background: rgba(255, 107, 53, 0.12);
    color: var(--color-primary);
}

.dropdown-item svg {
    width: 18px;
    height: 18px;
    opacity: 0.7;
}

.dropdown-item:hover svg {
    opacity: 1;
}

.dropdown-divider {
    height: 1px;
    background: var(--color-gray-100);
    margin: var(--spacing-xs) 0;
}

.dropdown-item.text-danger {
    color: var(--color-error);
}

.dropdown-item.text-danger:hover {
    background: rgba(239, 68, 68, 0.08);
    color: var(--color-error);
}

/* User dropdown specific styles */
.user-dropdown .dropdown-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(255, 107, 53, 0.05) 100%);
    color: var(--color-primary);
    transition: all 0.2s ease;
}

.user-dropdown .dropdown-toggle:hover {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.2) 0%, rgba(255, 107, 53, 0.1) 100%);
    transform: scale(1.05);
}

.user-dropdown .dropdown-toggle svg {
    width: 20px;
    height: 20px;
}

/* Language dropdown specific styles */
.language-dropdown .dropdown-menu {
    min-width: 180px;
    max-height: 70vh;
    overflow-y: auto;
}

/* Multi-column layout for desktop (22 languages) */
@media (min-width: 768px) {
    .language-dropdown .dropdown-menu {
        min-width: 380px;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0;
        max-height: none;
        overflow-y: visible;
    }
}

.language-dropdown .dropdown-item {
    padding: var(--spacing-sm) var(--spacing-lg);
}

.language-dropdown .dropdown-item .lang-code {
    font-weight: 700;
    color: var(--color-gray-900);
    min-width: 28px;
}

.language-dropdown .dropdown-item .lang-name {
    color: var(--color-gray-500);
}

.language-dropdown .dropdown-item:hover .lang-name,
.language-dropdown .dropdown-item.active .lang-name {
    color: var(--color-primary);
}

.language-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    width: auto !important;
    height: auto !important;
}

.language-toggle .current-lang {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-700);
}

.language-toggle .dropdown-arrow {
    width: 14px;
    height: 14px;
    color: var(--color-gray-400);
    transition: transform 0.2s ease;
}

.language-dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

/* Currency dropdown specific styles */
.currency-dropdown .dropdown-menu {
    min-width: 180px;
}

.currency-dropdown .dropdown-item {
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.currency-dropdown .dropdown-item .currency-flag {
    font-size: 1.1em;
}

.currency-dropdown .dropdown-item .currency-symbol {
    font-weight: 700;
    color: var(--color-gray-900);
    min-width: 16px;
}

.currency-dropdown .dropdown-item .currency-code {
    font-weight: 600;
    color: var(--color-gray-700);
    min-width: 32px;
}

.currency-dropdown .dropdown-item .currency-name {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

.currency-dropdown .dropdown-item:hover .currency-name,
.currency-dropdown .dropdown-item.active .currency-name {
    color: var(--color-primary);
}

.currency-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    width: auto !important;
    height: auto !important;
}

.currency-toggle .currency-flag {
    font-size: 1.1em;
}

.currency-toggle .current-currency {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-700);
}

.currency-toggle .dropdown-arrow {
    width: 14px;
    height: 14px;
    color: var(--color-gray-400);
    transition: transform 0.2s ease;
}

.currency-dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

/* =====================================================
   CART
   ===================================================== */
.cart-btn {
    position: relative;
}

.cart-count {
    position: absolute;
    top: 0;
    right: 0;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    font-size: 10px;
    font-weight: 600;
    color: var(--color-white);
    background: var(--color-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-count:empty,
.cart-count[data-count="0"] {
    display: none;
}

/* =====================================================
   FLASH MESSAGES
   ===================================================== */
.flash-messages {
    position: fixed;
    top: calc(var(--header-height) + var(--spacing-md));
    right: var(--spacing-md);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: 400px;
    width: calc(100% - var(--spacing-xl));
}

.flash-message {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.flash-success {
    background: var(--color-success-light);
    border: 1px solid var(--color-success);
    color: #065f46;
}

.flash-error {
    background: var(--color-error-light);
    border: 1px solid var(--color-error);
    color: #991b1b;
}

.flash-warning {
    background: var(--color-warning-light);
    border: 1px solid var(--color-warning);
    color: #92400e;
}

.flash-info {
    background: var(--color-info-light);
    border: 1px solid var(--color-info);
    color: #1e40af;
}

.flash-content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.flash-close {
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.7;
    transition: var(--transition-fast);
}

.flash-close:hover {
    opacity: 1;
}

/* =====================================================
   FOOTER - Modern dark design
   ===================================================== */
.footer {
    background: linear-gradient(180deg, #1a1918 0%, #0f0f0f 100%);
    color: var(--color-gray-300);
    padding: var(--spacing-4xl) 0 var(--spacing-2xl);
    margin-top: auto;
}

.footer-grid {
    display: grid;
    gap: var(--spacing-2xl);
}

.footer-brand {
    display: inline-block;
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-description {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
    color: var(--color-gray-400);
    line-height: 1.7;
    max-width: 320px;
}

.footer-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
}

.footer-links a:hover {
    color: var(--color-primary);
    transform: translateX(4px);
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-gray-400);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-base);
    color: var(--color-gray-400);
}

.footer-contact li svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.footer-contact a {
    color: var(--color-gray-400);
}

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

.payment-methods {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.payment-title {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.payment-icons {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.payment-icons img {
    height: 28px;
    width: auto;
    opacity: 0.6;
    filter: grayscale(100%);
    transition: var(--transition-fast);
}

.payment-icons img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.footer-bottom {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
}

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

.copyright a {
    color: var(--color-gray-400);
}

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

/* =====================================================
   BREADCRUMB
   ===================================================== */
.breadcrumb {
    background: var(--color-gray-100);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

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

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-600);
}

.breadcrumb-item a {
    color: var(--color-gray-700);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.breadcrumb-item.active {
    color: var(--color-gray-900);
    font-weight: var(--font-weight-medium);
}

.breadcrumb-separator {
    color: var(--color-gray-400);
    flex-shrink: 0;
}

/* =====================================================
   LANGUAGE SWITCHER
   ===================================================== */
.language-toggle {
    padding: var(--spacing-xs) var(--spacing-sm);
}

.current-lang {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.language-menu {
    min-width: 180px;
}

.lang-flag {
    font-size: 1.25rem;
    line-height: 1;
}

.lang-flag-img {
    border-radius: 2px;
    object-fit: cover;
    vertical-align: middle;
    box-shadow: 0 0 1px rgba(0,0,0,0.2);
}

.lang-code {
    font-weight: 600;
    width: 30px;
}

.lang-name {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

.language-toggle .lang-flag,
.language-toggle .lang-flag-img {
    margin-right: 4px;
}

.dropdown-item .lang-flag,
.dropdown-item .lang-flag-img {
    margin-right: 8px;
}

/* =====================================================
   SECTIONS
   ===================================================== */
.section {
    padding: var(--spacing-2xl) 0;
}

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

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

/* =====================================================
   HERO SECTION - Bold, modern design
   ===================================================== */
.hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: var(--color-white);
    padding: var(--spacing-4xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

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

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.85;
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    font-weight: var(--font-weight-normal);
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
}

.hero .btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: 0 4px 20px rgba(var(--color-primary-rgb), 0.4);
}

.hero .btn-primary:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(var(--color-primary-rgb), 0.5);
}

.hero .btn-outline {
    border-color: rgba(255, 255, 255, 0.4);
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.hero .btn-outline:hover {
    background: var(--color-white);
    border-color: var(--color-white);
    color: var(--color-gray-900);
}

/* Hero with image background variant */
.hero-image {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-image::before {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(22, 33, 62, 0.85) 100%);
}

/* Small hero for inner pages */
.hero-sm {
    padding: var(--spacing-2xl) 0;
}

.hero-sm .hero-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
}

.hero-sm .hero-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: 0;
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-muted { color: var(--color-gray-500); }
.text-danger { color: var(--color-error); }
.text-success { color: var(--color-success); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

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

.hidden { display: none !important; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.mobile-hide { display: none; }

/* =====================================================
   PAGINATION
   ===================================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-2xl);
    flex-wrap: wrap;
}

.pagination-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.pagination-item:hover:not(.active):not(.disabled) {
    background: var(--color-gray-100);
    border-color: var(--color-gray-300);
    color: var(--color-gray-900);
}

.pagination-item.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
    font-weight: var(--font-weight-semibold);
    box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), 0.3);
}

.pagination-item.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.pagination-item svg {
    width: 18px;
    height: 18px;
}

.pagination-ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
}

.pagination-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-left: var(--spacing-md);
    padding-left: var(--spacing-md);
    border-left: 1px solid var(--color-gray-200);
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

/* Mobile pagination */
@media (max-width: 640px) {
    .pagination {
        gap: 4px;
    }

    .pagination-item {
        min-width: 36px;
        height: 36px;
        font-size: var(--font-size-xs);
    }

    .pagination-item svg {
        width: 16px;
        height: 16px;
    }

    .pagination-info {
        display: none;
    }

    .pagination-ellipsis {
        min-width: 30px;
    }
}

/* ============================================
   eSIM Section - Homepage
   ============================================ */
.section-esim {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: var(--spacing-3xl) 0;
}

.esim-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.esim-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-md);
}

.esim-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.esim-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.esim-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.esim-feature {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.esim-feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: white;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.esim-feature-content h3 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.esim-feature-content p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
    margin: 0;
}

/* eSIM Visual Card */
.esim-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.esim-card-visual {
    width: 320px;
    height: 200px;
    background: linear-gradient(145deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(59, 130, 246, 0.4);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.3s ease;
}

.esim-card-visual:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.esim-card-chip {
    width: 50px;
    height: 40px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.esim-card-logo {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: white;
    letter-spacing: 2px;
}

.esim-card-text {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    margin-top: var(--spacing-xs);
}

.esim-card-brand {
    position: absolute;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 1px;
}

/* eSIM FAQ Accordion */
.esim-faq {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.esim-faq-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.faq-accordion {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm) var(--spacing-md);
}

.faq-item {
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-800);
    transition: background-color 0.2s ease;
}

.faq-question:hover {
    background: rgba(0, 0, 0, 0.02);
}

.faq-question:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

.faq-question:focus:not(:focus-visible) {
    outline: none;
}

.faq-question:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

.faq-question span {
    flex: 1;
    line-height: 1.4;
}

.faq-icon {
    flex-shrink: 0;
    color: var(--color-gray-400);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 768px) {
    .faq-accordion {
        grid-template-columns: 1fr;
    }
}

/* eSIM Stats */
.esim-stats {
    display: flex;
    gap: var(--spacing-xl);
    background: white;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

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

.esim-stat-number {
    display: block;
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.esim-stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* Responsive eSIM Section */
@media (max-width: 991px) {
    .esim-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .esim-visual {
        order: -1;
    }

    .esim-title {
        font-size: 2rem;
    }
}

@media (max-width: 575px) {
    .section-esim {
        padding: var(--spacing-xl) 0;
    }

    .esim-title {
        font-size: 1.75rem;
    }

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

    .esim-card {
        width: 280px;
        height: 175px;
        transform: none;
    }

    .esim-card:hover {
        transform: none;
    }

    .esim-stats {
        flex-direction: row;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }

    .esim-stat-number {
        font-size: 1.5rem;
    }

    .esim-feature-icon {
        width: 40px;
        height: 40px;
    }

    .esim-feature-icon svg {
        width: 20px;
        height: 20px;
    }
}

/* =====================================================
   ACCESSIBILITY - Reduced Motion
   ===================================================== */
@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;
    }
}