/**
 * Elite Wealth Capital - Mobile & Responsive Enhancements
 * Improves UI/UX on Android, iOS, and all mobile devices
 */

/* =================== MOBILE-FIRST BASE =================== */

/* Improve touch targets - minimum 44x44px for accessibility */
button,
.btn,
.btn-primary,
.btn-secondary,
a.btn,
input[type="submit"],
input[type="button"],
.nav-link,
.navbar-link {
    min-height: 44px;
    min-width: 44px;
    padding: 12px 20px;
}

/* Improve tap highlight for Android */
* {
    -webkit-tap-highlight-color: rgba(255, 215, 0, 0.2);
}

/* Prevent text size adjustment on orientation change */
html {
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

/* Smooth scrolling with momentum on iOS */
body,
.scrollable {
    -webkit-overflow-scrolling: touch;
}

/* =================== TYPOGRAPHY FOR MOBILE =================== */

/* Base font sizes for readability */
body {
    font-size: 16px; /* Prevents iOS zoom on input focus */
    line-height: 1.6;
}

/* Responsive typography scale */
h1 {
    font-size: clamp(1.75rem, 5vw, 3rem);
    line-height: 1.2;
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    line-height: 1.25;
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    line-height: 1.3;
}

p, li, td, th {
    font-size: clamp(0.95rem, 2.5vw, 1rem);
    line-height: 1.7;
}

/* =================== MOBILE FORM IMPROVEMENTS =================== */

/* Prevent zoom on iOS when focusing inputs */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="tel"],
input[type="url"],
input[type="search"],
input[type="date"],
textarea,
select {
    font-size: 16px !important; /* Prevents iOS zoom */
    padding: 14px 16px;
    border-radius: 8px;
    min-height: 48px;
    width: 100%;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
}

/* Better select styling for mobile */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23FFD700' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

/* Form labels */
label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.95rem;
}

/* Form groups spacing */
.form-group,
.form-field {
    margin-bottom: 1.25rem;
}

/* Error states */
input.error,
input.is-invalid,
select.error,
textarea.error {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

/* Focus states for accessibility */
input:focus,
select:focus,
textarea:focus,
button:focus {
    outline: none;
    border-color: #FFD700;
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.3);
}

/* =================== MOBILE BUTTONS =================== */

/* Touch-friendly button sizing */
.btn,
button,
[type="submit"],
[type="button"] {
    touch-action: manipulation; /* Disable double-tap zoom */
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

/* Primary button */
.btn-primary {
    background: linear-gradient(135deg, #FFD700 0%, #DAA520 100%);
    color: #0A1F44;
    border: none;
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-primary:active {
    transform: scale(0.98);
    background: linear-gradient(135deg, #DAA520 0%, #B8860B 100%);
}

/* Secondary button */
.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #FFD700;
    padding: 12px 26px;
}

.btn-secondary:active {
    background: rgba(255, 215, 0, 0.1);
}

/* Full-width button on mobile */
@media (max-width: 480px) {
    .btn-block-mobile,
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
}

/* =================== MOBILE NAVIGATION =================== */

/* Hamburger menu improvements */
.mobile-menu-toggle,
.hamburger-menu,
.navbar-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1010;
}

.hamburger-bar {
    display: block;
    width: 24px;
    height: 3px;
    background: #fff;
    margin: 5px 0;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Mobile drawer navigation */
.mobile-drawer {
    position: fixed;
    top: 0;
    left: -100%;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px);
    z-index: 9999;
    transition: left 0.3s ease;
    overflow-y: auto;
    padding: 20px;
    padding-top: 60px;
}

.mobile-drawer.active {
    left: 0;
}

.mobile-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    z-index: 9998;
    transition: all 0.3s ease;
}

.mobile-drawer-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile nav links */
.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1rem;
    transition: background 0.2s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link:active {
    background: rgba(255, 215, 0, 0.1);
    color: #FFD700;
}

.mobile-nav-link.active {
    background: rgba(255, 215, 0, 0.2);
    color: #FFD700;
}

/* =================== MOBILE CARDS =================== */

/* Card touch improvements */
.card,
.investment-card,
.plan-card,
.news-card,
.review-card {
    touch-action: pan-y;
    -webkit-user-select: none;
    user-select: none;
}

/* Card responsive sizing */
@media (max-width: 768px) {
    .card,
    .investment-card {
        margin: 0 0 1rem 0;
        border-radius: 12px;
    }
    
    .card-body {
        padding: 1.25rem;
    }
}

/* =================== MOBILE TABLES =================== */

/* Responsive tables */
.table-responsive {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
    /* Stack table on mobile */
    table.mobile-stack thead {
        display: none;
    }
    
    table.mobile-stack tbody tr {
        display: block;
        margin-bottom: 1rem;
        background: rgba(20, 30, 50, 0.8);
        border-radius: 12px;
        padding: 1rem;
    }
    
    table.mobile-stack tbody td {
        display: flex;
        justify-content: space-between;
        padding: 8px 0;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    table.mobile-stack tbody td:last-child {
        border-bottom: none;
    }
    
    table.mobile-stack tbody td::before {
        content: attr(data-label);
        font-weight: 600;
        color: #FFD700;
    }
}

/* =================== MOBILE MODALS =================== */

/* Full-screen modals on mobile */
@media (max-width: 576px) {
    .modal-dialog {
        margin: 0;
        max-width: 100%;
        height: 100%;
    }
    
    .modal-content {
        border-radius: 0;
        height: 100%;
        border: none;
    }
    
    .modal-body {
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* =================== MOBILE SPACING =================== */

@media (max-width: 768px) {
    /* Reduce section padding on mobile */
    section,
    .section {
        padding: 3rem 0;
    }
    
    /* Tighter container padding */
    .container {
        padding: 0 16px;
    }
    
    /* Grid gaps */
    .row {
        margin: 0 -8px;
    }
    
    .row > [class*="col-"] {
        padding: 0 8px;
    }
}

@media (max-width: 480px) {
    section,
    .section {
        padding: 2rem 0;
    }
    
    .container {
        padding: 0 12px;
    }
}

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

@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 80px 16px 60px;
    }
    
    .hero-title {
        font-size: 1.75rem !important;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .hero-stat {
        flex: 1 1 45%;
        min-width: 140px;
    }
}

/* =================== MOBILE DASHBOARD =================== */

@media (max-width: 768px) {
    /* Dashboard grid */
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    /* Balance cards */
    .balance-card {
        padding: 1.25rem;
    }
    
    .balance-amount {
        font-size: 1.75rem;
    }
    
    /* Quick actions */
    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .quick-action-btn {
        padding: 1rem;
        font-size: 0.85rem;
    }
    
    /* Transaction list */
    .transaction-item {
        padding: 1rem;
        flex-wrap: wrap;
    }
    
    .transaction-amount {
        width: 100%;
        text-align: left;
        margin-top: 8px;
    }
}

/* =================== MOBILE INVESTMENT PLANS =================== */

@media (max-width: 768px) {
    .plans-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .plan-card {
        padding: 1.5rem;
    }
    
    .plan-price {
        font-size: 2rem;
    }
    
    .plan-features li {
        padding: 10px 0;
    }
}

/* =================== MOBILE FOOTER =================== */

@media (max-width: 768px) {
    .footer {
        padding: 3rem 0 2rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

/* =================== ANDROID-SPECIFIC FIXES =================== */

/* Fix for Android Chrome address bar */
@supports (-webkit-touch-callout: none) {
    .full-height {
        min-height: -webkit-fill-available;
    }
}

/* Android ripple effect */
@media (hover: none) and (pointer: coarse) {
    .btn:active,
    button:active,
    .card:active {
        transform: scale(0.98);
    }
}

/* Fix for Android input styling */
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus {
    -webkit-text-fill-color: #fff;
    -webkit-box-shadow: 0 0 0px 1000px #1a2744 inset;
    transition: background-color 5000s ease-in-out 0s;
}

/* =================== iOS-SPECIFIC FIXES =================== */

/* Fix for iOS bounce scroll */
body.no-bounce {
    position: fixed;
    overflow: hidden;
    width: 100%;
}

/* iOS safe areas */
@supports (padding: max(0px)) {
    .safe-area-bottom {
        padding-bottom: max(20px, env(safe-area-inset-bottom));
    }
    
    .safe-area-top {
        padding-top: max(20px, env(safe-area-inset-top));
    }
}

/* Fix iOS input zoom */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    input[type="text"],
    input[type="email"],
    input[type="password"],
    select,
    textarea {
        font-size: 16px;
    }
}

/* =================== LANDSCAPE ORIENTATION =================== */

@media (max-height: 500px) and (orientation: landscape) {
    .hero-section {
        min-height: auto;
        padding: 40px 20px;
    }
    
    .navbar {
        padding: 8px 0;
    }
    
    .modal-content {
        max-height: 90vh;
        overflow-y: auto;
    }
}

/* =================== HIGH CONTRAST / ACCESSIBILITY =================== */

@media (prefers-contrast: high) {
    .btn-primary {
        border: 2px solid #fff;
    }
    
    .card {
        border: 2px solid rgba(255,255,255,0.5);
    }
    
    input,
    select,
    textarea {
        border: 2px solid rgba(255,255,255,0.5);
    }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* =================== PRINT STYLES =================== */

@media print {
    .navbar,
    .footer,
    .mobile-drawer,
    .btn,
    button {
        display: none !important;
    }
    
    body {
        background: #fff !important;
        color: #000 !important;
    }
    
    .card {
        border: 1px solid #ccc;
        box-shadow: none;
    }
}

/* =================== ANDROID CHROME ENHANCEMENTS =================== */

/* Dynamic viewport height for Android Chrome (handles the dynamic toolbar) */
@supports (min-height: 100dvh) {
    .full-height,
    .hero-section {
        min-height: 100dvh;
    }

    body.auth-page-revamped {
        min-height: 100dvh;
    }
}

/* Prevent overscroll / pull-to-refresh bouncing on Android */
html {
    overscroll-behavior-y: none;
}

/* Allow overscroll inside scrollable containers */
.scrollable,
.table-responsive,
.overflow-auto,
[class*="overflow-x"] {
    overscroll-behavior-x: contain;
}

/* Improve text rendering on Android Chrome */
body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Ensure fixed/sticky elements don't shift when Android Chrome URL bar resizes */
.dashboard-nav,
.navbar,
.sticky-top,
[style*="position: fixed"],
[style*="position:fixed"] {
    will-change: transform;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* Fix for Android Chrome input with autofill yellow background */
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
    -webkit-text-fill-color: #fff !important;
    -webkit-box-shadow: 0 0 0px 1000px #0A1F44 inset !important;
    transition: background-color 5000s ease-in-out 0s;
    caret-color: #fff;
}

/* Safe area support for devices with notches (Android & iOS) */
@supports (padding: env(safe-area-inset-bottom)) {
    .mobile-bottom-nav {
        padding-bottom: calc(0.75rem + env(safe-area-inset-bottom));
    }

    .mobile-drawer {
        padding-bottom: env(safe-area-inset-bottom);
    }

    .dashboard-nav,
    .navbar.sticky-top {
        padding-top: env(safe-area-inset-top);
    }
}

/* Touch scroll momentum for all scrollable containers */
.dashboard-main,
.modal-body,
.sidebar,
.table-responsive {
    -webkit-overflow-scrolling: touch;
}

/* Prevent 300ms tap delay on Android (already done globally but re-enforce here) */
a,
button,
input,
select,
textarea,
label,
[role="button"],
[tabindex] {
    touch-action: manipulation;
}

/* Fix blurry images/icons on high-DPI Android screens */
img,
svg {
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* Improve scroll performance on lists/grids on Android */
.news-grid,
.dashboard-grid,
.stats-grid,
.plans-grid,
.cards-grid {
    -webkit-overflow-scrolling: touch;
    transform: translateZ(0);
}

/* Ensure buttons have proper active feedback on Android touch */
@media (hover: none) and (pointer: coarse) {
    .btn:active,
    button:active,
    .filter-btn:active,
    .nav-link:active,
    .sidebar-link:active,
    .mobile-drawer-link:active {
        opacity: 0.75;
        transform: scale(0.97);
    }

    /* Remove hover effects that don't work on touch */
    .news-card:hover {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }
}