/* ============================================
   STYLES.CSS
   NovaTrade Pro - Global Styles
   ============================================ */

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    background: #04060f;
    font-family: 'Inter', -apple-system, sans-serif;
    color: var(--t1);
    font-size: 13px;
    line-height: 1.55;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

/* ===== BACKGROUND LAYERS ===== */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse 80% 50% at 50% -10%, rgba(79, 70, 229, 0.18) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 80% 80%, rgba(16, 185, 129, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse 40% 30% at 10% 60%, rgba(168, 85, 247, 0.05) 0%, transparent 60%),
        #04060f;
    z-index: 0;
    pointer-events: none;
}

#bgCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    opacity: 0.5;
}

/* ===== APP CONTAINER ===== */
.app {
    max-width: 500px;
    margin: 0 auto;
    min-height: 100vh;
    padding-bottom: 92px;
    position: relative;
    z-index: 10;
}

/* ===== PAGES ===== */
.page {
    display: none;
    padding: 0 10px;
    animation: pgIn 0.25s ease-out;
}

.page.active {
    display: block;
}

/* ===== SCROLLBAR STYLES ===== */
::-webkit-scrollbar {
    width: 4px;
    height: 4px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ===== CHART CONTAINER ===== */
#chartDiv {
    width: 100%;
    height: 290px;
    background: rgba(4, 6, 18, 0.9);
    border-radius: 14px;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */

/* Small phones (320px - 375px) */
@media screen and (max-width: 375px) {
    body {
        font-size: 11px;
    }
    
    .app {
        padding-bottom: 80px;
    }
    
    .brand {
        font-size: 15px;
        gap: 6px;
    }
    
    .brand-icon {
        width: 26px;
        height: 26px;
        font-size: 12px;
        border-radius: 7px;
    }
    
    .hdr-btn {
        width: 30px;
        height: 30px;
        border-radius: 8px;
    }
    
    .hdr-btn i {
        font-size: 12px;
    }
    
    .ntab {
        padding: 6px 4px;
        font-size: 6px;
        min-width: 36px;
    }
    
    .ntab i {
        font-size: 13px;
    }
    
    .bnav {
        padding: 4px 2px;
        border-radius: 18px;
        gap: 1px;
    }
    
    .bal {
        font-size: 24px;
    }
    
    .card {
        padding: 12px;
        border-radius: 12px;
    }
    
    #chartDiv {
        height: 200px;
    }
    
    .btn {
        padding: 10px 14px;
        font-size: 10px;
        border-radius: 12px;
    }
    
    .inp {
        padding: 10px 12px;
        font-size: 11px;
        border-radius: 10px;
    }
    
    .auth-box {
        padding: 20px 16px;
    }
    
    .home-stats-row {
        gap: 4px;
    }
    
    .home-stat {
        padding: 8px 4px;
    }
    
    .home-stat-val {
        font-size: 12px;
    }
    
    .trade-mode-tab {
        font-size: 9px;
        padding: 8px 4px;
    }
    
    .countdown-timer {
        font-size: 28px;
        padding: 14px;
    }
    
    .modal-inner {
        padding: 18px 14px 24px;
    }
    
    .price-display {
        font-size: 16px;
    }
    
    .full-header {
        padding: 12px 14px;
    }
    
    .full-header h2 {
        font-size: 13px;
    }
    
    .tf-chip {
        font-size: 7px;
        padding: 4px 8px;
    }
    
    .lev-btn {
        font-size: 7px;
        padding: 4px 8px;
    }
}

/* Medium phones (376px - 425px) */
@media screen and (min-width: 376px) and (max-width: 425px) {
    body {
        font-size: 12px;
    }
    
    .brand {
        font-size: 16px;
    }
    
    .bal {
        font-size: 26px;
    }
    
    #chartDiv {
        height: 240px;
    }
    
    .ntab {
        font-size: 6px;
    }
    
    .home-stat-val {
        font-size: 13px;
    }
}

/* Tablets (426px - 768px) */
@media screen and (min-width: 426px) and (max-width: 768px) {
    .app {
        max-width: 600px;
    }
    
    body {
        font-size: 14px;
    }
    
    .bal {
        font-size: 32px;
    }
    
    #chartDiv {
        height: 320px;
    }
    
    .home-stats-row {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    
    .bnav {
        max-width: 560px;
    }
}

/* Desktops (769px+) */
@media screen and (min-width: 769px) {
    .app {
        max-width: 500px;
        border-left: 1px solid rgba(255, 255, 255, 0.04);
        border-right: 1px solid rgba(255, 255, 255, 0.04);
        min-height: 100vh;
        background: rgba(4, 6, 15, 0.3);
        box-shadow: 0 0 60px rgba(0, 0, 0, 0.5);
    }
    
    #bgCanvas {
        opacity: 0.3;
    }
}

/* ===== LANDSCAPE PHONE ADJUSTMENTS ===== */
@media screen and (max-height: 600px) and (orientation: landscape) {
    .app {
        padding-bottom: 70px;
    }
    
    .header {
        padding: 8px 14px;
    }
    
    .brand {
        font-size: 14px;
    }
    
    .brand-icon {
        width: 24px;
        height: 24px;
        font-size: 10px;
        border-radius: 6px;
    }
    
    .hdr-btn {
        width: 28px;
        height: 28px;
        border-radius: 7px;
    }
    
    #chartDiv {
        height: 160px;
    }
    
    .card {
        padding: 10px;
        margin: 4px 0;
    }
    
    .bal {
        font-size: 20px;
    }
    
    .bnav {
        padding: 4px 2px;
        border-radius: 16px;
        bottom: 6px;
    }
    
    .ntab {
        padding: 4px 3px;
        font-size: 5px;
        min-width: 32px;
    }
    
    .ntab i {
        font-size: 11px;
        margin-bottom: 1px;
    }
    
    .home-stats-row {
        gap: 4px;
        margin: 6px 0;
    }
    
    .home-stat {
        padding: 6px 4px;
    }
    
    .home-stat-val {
        font-size: 11px;
    }
    
    .btn {
        padding: 6px 10px;
        font-size: 9px;
        border-radius: 10px;
    }
    
    .inp {
        padding: 6px 10px;
        font-size: 10px;
        margin-bottom: 4px;
        border-radius: 8px;
    }
    
    .trade-mode-tab {
        padding: 6px 4px;
        font-size: 8px;
    }
    
    .countdown-timer {
        font-size: 20px;
        padding: 10px;
    }
    
    .modal-inner {
        padding: 14px 12px 20px;
        max-height: 85vh;
    }
    
    .trade-section-title {
        font-size: 8px;
        margin-bottom: 6px;
    }
    
    .full-header {
        padding: 8px 12px;
    }
    
    .survey-option {
        padding: 12px;
        margin: 4px 0;
    }
    
    .auth-box {
        padding: 16px 14px;
    }
    
    .auth-logo-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .auth-logo h2 {
        font-size: 18px;
    }
    
    .auth-tab {
        padding: 6px;
        font-size: 9px;
    }
}

/* ===== DARK MODE SUPPORT ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #04060f;
        --bg2: rgba(6, 9, 24, 0.8);
        --card: rgba(10, 14, 32, 0.6);
    }
}

/* ===== LIGHT MODE (if user prefers) ===== */
@media (prefers-color-scheme: light) {
    body {
        background: #f0f4ff;
        color: #1a1a3e;
    }
    
    body::before {
        background: 
            radial-gradient(ellipse 80% 50% at 50% -10%, rgba(99, 102, 241, 0.1) 0%, transparent 70%),
            #f0f4ff;
    }
    
    .card {
        background: rgba(255, 255, 255, 0.8);
        border-color: rgba(0, 0, 0, 0.06);
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    }
    
    .card:hover {
        border-color: rgba(99, 102, 241, 0.2);
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    }
    
    .header {
        background: rgba(255, 255, 255, 0.85);
        border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    }
    
    .bnav {
        background: rgba(255, 255, 255, 0.85);
        border: 1px solid rgba(0, 0, 0, 0.06);
        box-shadow: 0 -4px 40px rgba(0, 0, 0, 0.06);
    }
    
    .inp {
        background: rgba(255, 255, 255, 0.8);
        border-color: rgba(0, 0, 0, 0.08);
        color: #1a1a3e;
    }
    
    .inp:focus {
        border-color: rgba(99, 102, 241, 0.5);
        background: rgba(255, 255, 255, 0.9);
    }
    
    .bal {
        background: linear-gradient(135deg, #1a1a3e, #6366f1);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    
    .auth-overlay {
        background: rgba(255, 255, 255, 0.95);
    }
    
    .auth-box {
        background: rgba(255, 255, 255, 0.95);
        border: 1px solid rgba(0, 0, 0, 0.06);
        box-shadow: 0 40px 80px rgba(0, 0, 0, 0.1);
    }
    
    .auth-tabs {
        background: rgba(0, 0, 0, 0.04);
    }
    
    .auth-tab {
        color: var(--t3);
    }
    
    .auth-tab.active {
        background: var(--gblue);
        color: #fff;
    }
    
    .modal {
        background: rgba(255, 255, 255, 0.85);
    }
    
    .modal-inner {
        background: rgba(255, 255, 255, 0.95);
        border: 1px solid rgba(0, 0, 0, 0.06);
        box-shadow: 0 -20px 60px rgba(0, 0, 0, 0.08);
    }
    
    .order-row {
        background: rgba(0, 0, 0, 0.02);
        border-color: rgba(0, 0, 0, 0.06);
    }
    
    .order-row:hover {
        background: rgba(99, 102, 241, 0.04);
        border-color: rgba(99, 102, 241, 0.15);
    }
    
    .stat-card {
        background: rgba(0, 0, 0, 0.04);
        border-color: rgba(0, 0, 0, 0.06);
    }
    
    .home-stat {
        background: rgba(0, 0, 0, 0.04);
        border-color: rgba(0, 0, 0, 0.06);
    }
    
    .bnav {
        background: rgba(255, 255, 255, 0.92);
        border: 1px solid rgba(0, 0, 0, 0.06);
    }
    
    .toast {
        background: rgba(255, 255, 255, 0.95);
        color: #1a1a3e;
        border: 1px solid rgba(99, 102, 241, 0.2);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    }
    
    .full-page {
        background: #f0f4ff;
    }
    
    .full-header {
        background: rgba(255, 255, 255, 0.9);
        border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    }
    
    .trade-mode-tabs {
        background: rgba(0, 0, 0, 0.04);
    }
    
    .active-trade-card {
        background: rgba(0, 0, 0, 0.02);
        border-color: rgba(99, 102, 241, 0.2);
    }
    
    .active-trade-card:hover {
        border-color: rgba(99, 102, 241, 0.35);
        background: rgba(99, 102, 241, 0.04);
    }
    
    .profile-cover {
        background: linear-gradient(160deg, #e8ecf8 0%, #d0d8f0 50%, #c0c8e8 100%);
    }
    
    .profile-cover h2 {
        color: #1a1a3e !important;
    }
    
    .profile-avatar-inner {
        background: linear-gradient(135deg, #e8ecf8, #d0d8f0);
        color: #1a1a3e;
    }
    
    .chat-msg-mine {
        background: rgba(99, 102, 241, 0.1);
        border: 1px solid rgba(99, 102, 241, 0.15);
    }
    
    .chat-msg-other {
        background: rgba(0, 0, 0, 0.04);
        border: 1px solid rgba(0, 0, 0, 0.06);
    }
    
    .chat-msg-system {
        background: rgba(245, 158, 11, 0.06);
        border: 1px solid rgba(245, 158, 11, 0.12);
    }
    
    .btn {
        background: rgba(0, 0, 0, 0.04);
        border-color: rgba(0, 0, 0, 0.08);
        color: #1a1a3e;
    }
    
    .btn:hover {
        background: rgba(0, 0, 0, 0.08);
        border-color: rgba(99, 102, 241, 0.25);
        color: #1a1a3e;
    }
    
    .btn-p {
        background: linear-gradient(135deg, #4338ca, #6366f1);
        color: #fff;
    }
    
    .btn-p:hover {
        color: #fff;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .bnav,
    .header,
    .hdr-actions,
    #bgCanvas,
    body::before {
        display: none !important;
    }
    
    .app {
        padding-bottom: 0 !important;
        max-width: 100% !important;
    }
    
    .card {
        border: 1px solid #ccc !important;
        break-inside: avoid;
        page-break-inside: avoid;
        box-shadow: none !important;
    }
    
    .page {
        display: block !important;
        padding: 10px !important;
    }
    
    .modal {
        display: none !important;
    }
    
    .full-page {
        position: relative !important;
        display: block !important;
        animation: none !important;
    }
    
    .full-header {
        position: relative !important;
    }
}

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

/* Focus visible for keyboard navigation */
*:focus-visible {
    outline: 2px solid var(--blue-l);
    outline-offset: 2px;
}

/* Reduced motion preferences */
@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;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .card {
        border-color: rgba(255, 255, 255, 0.3) !important;
    }
    
    .btn {
        border-color: rgba(255, 255, 255, 0.3) !important;
    }
    
    .inp {
        border-color: rgba(255, 255, 255, 0.3) !important;
    }
    
    .badge {
        border: 2px solid currentColor !important;
    }
    
    .bal {
        -webkit-text-fill-color: var(--t1) !important;
    }
}

/* ===== UTILITY OVERRIDES ===== */

/* Ensure all flex containers work properly */
.flex {
    display: flex;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.gap-1 {
    gap: 4px;
}
.gap-2 {
    gap: 8px;
}
.gap-3 {
    gap: 12px;
}
.gap-4 {
    gap: 16px;
}

/* ===== SCROLL CONTAINERS ===== */
.scroll-x {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
}

.scroll-x::-webkit-scrollbar {
    height: 3px;
}

.scroll-x::-webkit-scrollbar-track {
    background: transparent;
}

.scroll-x::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

/* ===== SELECTION STYLES ===== */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: #fff;
}

::-moz-selection {
    background: rgba(99, 102, 241, 0.3);
    color: #fff;
}