/**
 * HiCare Client Portal - Auth V2 Styles
 * iOS Glass / Frosted Glass Design System
 *
 * @package HiCare_Client_Portal
 * @version 2.0.0
 */

/* ============================================
   CSS CUSTOM PROPERTIES - DESIGN TOKENS
   ============================================ */

:root,
[data-theme="light"] {
    /* Glass Background */
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-bg-solid: rgba(255, 255, 255, 0.92);
    --glass-bg-hover: rgba(255, 255, 255, 0.85);
    --glass-bg-active: rgba(255, 255, 255, 0.95);
    --glass-bg-input: rgba(255, 255, 255, 0.6);
    --glass-bg-input-focus: rgba(255, 255, 255, 0.9);
    
    /* Glass Borders */
    --glass-border: rgba(255, 255, 255, 0.6);
    --glass-border-strong: rgba(200, 200, 200, 0.5);
    --glass-border-focus: rgba(99, 102, 241, 0.6);
    
    /* Glass Shadows */
    --glass-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --glass-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
    --glass-shadow-focus: 0 0 0 3px rgba(99, 102, 241, 0.2);
    --glass-shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 0.8);
    
    /* Colors */
    --glass-primary: #6366f1;
    --glass-primary-hover: #4f46e5;
    --glass-primary-light: rgba(99, 102, 241, 0.15);
    --glass-primary-glow: rgba(99, 102, 241, 0.4);
    
    --glass-success: #10b981;
    --glass-success-light: rgba(16, 185, 129, 0.15);
    --glass-success-glow: rgba(16, 185, 129, 0.4);
    
    --glass-error: #ef4444;
    --glass-error-light: rgba(239, 68, 68, 0.15);
    --glass-error-glow: rgba(239, 68, 68, 0.4);
    
    --glass-warning: #f59e0b;
    --glass-warning-light: rgba(245, 158, 11, 0.15);
    
    /* Text */
    --glass-text: #1a1a2e;
    --glass-text-secondary: #4a5568;
    --glass-text-muted: #718096;
    --glass-text-inverse: #ffffff;
    
    /* Page Background */
    --glass-page-bg: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    --glass-page-bg-alt: linear-gradient(160deg, #0093E9 0%, #80D0C7 100%);
    
    /* Blur */
    --glass-blur: 20px;
    --glass-blur-strong: 40px;
    
    /* Transitions */
    --glass-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Spacing */
    --glass-space-xs: 4px;
    --glass-space-sm: 8px;
    --glass-space-md: 16px;
    --glass-space-lg: 24px;
    --glass-space-xl: 32px;
    --glass-space-2xl: 48px;
    
    /* Border Radius */
    --glass-radius-sm: 8px;
    --glass-radius-md: 12px;
    --glass-radius-lg: 16px;
    --glass-radius-xl: 24px;
    --glass-radius-full: 9999px;
}

/* Dark Theme */
[data-theme="dark"] {
    --glass-bg: rgba(30, 30, 46, 0.75);
    --glass-bg-solid: rgba(30, 30, 46, 0.95);
    --glass-bg-hover: rgba(45, 45, 65, 0.85);
    --glass-bg-active: rgba(55, 55, 75, 0.9);
    --glass-bg-input: rgba(20, 20, 35, 0.6);
    --glass-bg-input-focus: rgba(30, 30, 50, 0.8);
    
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-border-strong: rgba(255, 255, 255, 0.15);
    --glass-border-focus: rgba(129, 140, 248, 0.5);
    
    --glass-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
    --glass-shadow-focus: 0 0 0 3px rgba(129, 140, 248, 0.3);
    --glass-shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 0.1);
    
    --glass-primary: #818cf8;
    --glass-primary-hover: #a5b4fc;
    --glass-primary-light: rgba(129, 140, 248, 0.2);
    --glass-primary-glow: rgba(129, 140, 248, 0.5);
    
    --glass-success: #34d399;
    --glass-success-light: rgba(52, 211, 153, 0.2);
    --glass-success-glow: rgba(52, 211, 153, 0.5);
    
    --glass-error: #f87171;
    --glass-error-light: rgba(248, 113, 113, 0.2);
    --glass-error-glow: rgba(248, 113, 113, 0.5);
    
    --glass-warning: #fbbf24;
    --glass-warning-light: rgba(251, 191, 36, 0.2);
    
    --glass-text: #f1f5f9;
    --glass-text-secondary: #cbd5e1;
    --glass-text-muted: #94a3b8;
    --glass-text-inverse: #1a1a2e;
    
    --glass-page-bg: linear-gradient(135deg, #1a1a2e 0%, #2d1b4e 50%, #1e3a5f 100%);
    --glass-page-bg-alt: linear-gradient(160deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
}

/* ============================================
   ANIMATIONS
   ============================================ */

/* Shake Animation - For Errors */
@keyframes glassShake {
    0%, 100% { transform: translateX(0); }
    10% { transform: translateX(-8px); }
    20% { transform: translateX(8px); }
    30% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    50% { transform: translateX(-4px); }
    60% { transform: translateX(4px); }
    70% { transform: translateX(-2px); }
    80% { transform: translateX(2px); }
    90% { transform: translateX(-1px); }
}

.glass-shake {
    animation: glassShake 0.6s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

/* Error Shake for Input Fields */
@keyframes inputShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-4px); }
    40% { transform: translateX(4px); }
    60% { transform: translateX(-3px); }
    80% { transform: translateX(3px); }
}

.glass-input-shake {
    animation: inputShake 0.4s ease-in-out;
}

/* Success Pop Animation */
@keyframes glassPop {
    0% { transform: scale(0.8); opacity: 0; }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); opacity: 1; }
}

.glass-pop {
    animation: glassPop 0.3s var(--glass-transition-bounce);
}

/* Validation Check Animation */
@keyframes validationCheck {
    0% { transform: translateY(-50%) scale(0) rotate(-45deg); opacity: 0; }
    50% { transform: translateY(-50%) scale(1.2) rotate(0deg); }
    100% { transform: translateY(-50%) scale(1) rotate(0deg); opacity: 1; }
}

/* Slide In Animation */
@keyframes glassSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.glass-slide-in {
    animation: glassSlideIn 0.4s var(--glass-transition) forwards;
}

/* Slide From Right (for steps) */
@keyframes slideFromRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Slide From Left (for back) */
@keyframes slideFromLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Fade Out */
@keyframes glassFadeOut {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-10px); }
}

/* Pulse Glow */
@keyframes glassGlow {
    0%, 100% { box-shadow: var(--glass-shadow), 0 0 0 0 var(--glass-primary-glow); }
    50% { box-shadow: var(--glass-shadow), 0 0 20px 5px var(--glass-primary-glow); }
}

/* Loading Spinner */
@keyframes glassSpin {
    to { transform: rotate(360deg); }
}

/* Success Confetti-like Sparkle */
@keyframes glassSparkle {
    0%, 100% { opacity: 0; transform: scale(0) rotate(0deg); }
    50% { opacity: 1; transform: scale(1) rotate(180deg); }
}

/* Theme Transition */
@keyframes themeTransition {
    0% { filter: brightness(1); }
    50% { filter: brightness(0.8); }
    100% { filter: brightness(1); }
}

.theme-transitioning {
    animation: themeTransition 0.3s ease;
}

/* Step Complete */
@keyframes stepComplete {
    0% { transform: scale(1); }
    25% { transform: scale(1.1); }
    50% { transform: scale(0.95); }
    100% { transform: scale(1); }
}

/* ============================================
   BASE STYLES
   ============================================ */

/* Reset for auth pages */
.glass-auth-body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    min-height: 100dvh; /* Dynamic viewport height for mobile */
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.glass-auth-body * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Page Container */
.glass-auth-page {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    background: var(--glass-page-bg);
    background-attachment: fixed;
    color: var(--glass-text);
    transition: background var(--glass-transition);
    position: relative;
    overflow-x: hidden;
}

/* Background Animated Blobs */
.glass-auth-page::before,
.glass-auth-page::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    z-index: 0;
    pointer-events: none;
}

.glass-auth-page::before {
    width: 50vw;
    height: 50vw;
    max-width: 600px;
    max-height: 600px;
    background: rgba(99, 102, 241, 0.3);
    top: -20%;
    left: -10%;
    animation: float 20s ease-in-out infinite;
}

.glass-auth-page::after {
    width: 40vw;
    height: 40vw;
    max-width: 500px;
    max-height: 500px;
    background: rgba(244, 114, 182, 0.3);
    bottom: -15%;
    right: -10%;
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(5deg); }
    66% { transform: translate(-20px, 20px) rotate(-5deg); }
}

[data-theme="dark"] .glass-auth-page::before {
    background: rgba(99, 102, 241, 0.2);
}

[data-theme="dark"] .glass-auth-page::after {
    background: rgba(167, 139, 250, 0.15);
}

/* ============================================
   NAVIGATION HEADER
   ============================================ */

.glass-auth-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--glass-space-md) var(--glass-space-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
}

.glass-nav-back {
    display: flex;
    align-items: center;
    gap: var(--glass-space-sm);
    color: var(--glass-text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: var(--glass-space-sm) var(--glass-space-md);
    border-radius: var(--glass-radius-full);
    transition: all var(--glass-transition-fast);
    background: transparent;
    border: none;
    cursor: pointer;
}

.glass-nav-back:hover {
    background: var(--glass-bg-hover);
}

.glass-nav-back svg {
    width: 18px;
    height: 18px;
}

/* Theme Toggle Button */
.glass-theme-toggle {
    position: relative;
    width: 52px;
    height: 28px;
    background: var(--glass-bg-input);
    border: 1px solid var(--glass-border-strong);
    border-radius: var(--glass-radius-full);
    cursor: pointer;
    transition: all var(--glass-transition);
    padding: 2px;
}

.glass-theme-toggle:hover {
    border-color: var(--glass-primary);
}

.glass-theme-toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 22px;
    height: 22px;
    background: var(--glass-primary);
    border-radius: 50%;
    transition: transform var(--glass-transition-bounce);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px var(--glass-primary-glow);
}

.glass-theme-toggle-thumb svg {
    width: 14px;
    height: 14px;
    color: white;
}

[data-theme="dark"] .glass-theme-toggle-thumb {
    transform: translateX(24px);
}

.glass-theme-toggle .icon-sun,
.glass-theme-toggle .icon-moon {
    transition: opacity var(--glass-transition);
}

[data-theme="light"] .glass-theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .glass-theme-toggle .icon-sun { display: none; }

/* ============================================
   MAIN CONTENT CONTAINER
   ============================================ */

.glass-auth-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(60px + var(--glass-space-lg)) var(--glass-space-md) var(--glass-space-lg);
    position: relative;
    z-index: 1;
    min-height: 100vh;
    min-height: 100dvh;
}

.glass-auth-container {
    width: 100%;
    max-width: 420px;
    animation: glassSlideIn 0.5s var(--glass-transition) forwards;
}

.glass-auth-container.wide {
    max-width: 500px;
}

/* ============================================
   GLASS CARD
   ============================================ */

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-xl);
    padding: var(--glass-space-xl);
    box-shadow: var(--glass-shadow), var(--glass-shadow-inset);
    transition: all var(--glass-transition);
    position: relative;
    overflow: hidden;
}

/* Subtle gradient overlay */
.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    pointer-events: none;
}

[data-theme="dark"] .glass-card::before {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}

/* Card Header */
.glass-card-header {
    text-align: center;
    margin-bottom: var(--glass-space-lg);
}

.glass-logo {
    display: flex;
    justify-content: center;
    margin-bottom: var(--glass-space-md);
}

.glass-logo img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.1));
}

.glass-title {
    font-size: clamp(20px, 4vw, 24px);
    font-weight: 700;
    color: var(--glass-text);
    margin-bottom: var(--glass-space-xs);
    letter-spacing: -0.5px;
}

.glass-subtitle {
    font-size: 14px;
    color: var(--glass-text-muted);
}

/* ============================================
   FORM STYLES
   ============================================ */

.glass-form {
    display: flex;
    flex-direction: column;
    gap: var(--glass-space-md);
}

/* Form Group */
.glass-form-group {
    display: flex;
    flex-direction: column;
    gap: var(--glass-space-xs);
}

.glass-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--glass-text);
    display: flex;
    align-items: center;
    gap: var(--glass-space-xs);
}

.glass-label .required {
    color: var(--glass-error);
}

.glass-label .optional {
    color: var(--glass-text-muted);
    font-weight: 400;
}

/* Input Wrapper */
.glass-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.glass-input-icon {
    position: absolute;
    left: 14px;
    width: 18px;
    height: 18px;
    color: var(--glass-text-muted);
    pointer-events: none;
    transition: color var(--glass-transition);
    z-index: 2;
}

/* Base Input Styles */
.glass-input {
    width: 100%;
    height: 48px;
    padding: 0 16px;
    padding-left: 44px;
    font-size: 15px;
    font-family: inherit;
    color: var(--glass-text);
    background: var(--glass-bg-input);
    border: 2px solid var(--glass-border-strong);
    border-radius: var(--glass-radius-md);
    transition: all var(--glass-transition);
    outline: none;
}

.glass-input::placeholder {
    color: var(--glass-text-muted);
}

.glass-input:hover {
    border-color: var(--glass-text-muted);
}

.glass-input:focus {
    border-color: var(--glass-primary);
    background: var(--glass-bg-input-focus);
    box-shadow: var(--glass-shadow-focus);
}

/* Input without icon */
.glass-input.no-icon {
    padding-left: 16px;
}

/* Input Validation States */
.glass-input-wrapper.valid .glass-input {
    border-color: var(--glass-success);
    background: var(--glass-bg-input-focus);
}

.glass-input-wrapper.valid .glass-input:focus {
    box-shadow: 0 0 0 3px var(--glass-success-light);
}

.glass-input-wrapper.valid .glass-input-icon {
    color: var(--glass-success);
}

.glass-input-wrapper.invalid .glass-input {
    border-color: var(--glass-error);
    background: var(--glass-bg-input-focus);
}

.glass-input-wrapper.invalid .glass-input:focus {
    box-shadow: 0 0 0 3px var(--glass-error-light);
}

.glass-input-wrapper.invalid .glass-input-icon {
    color: var(--glass-error);
}

/* Validation Status Indicator */
.glass-input-status {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 600;
    z-index: 2;
}

.glass-input-wrapper.valid .glass-input-status {
    display: flex;
    color: var(--glass-success);
    animation: validationPop 0.3s var(--glass-transition-bounce) forwards;
}

.glass-input-wrapper.valid .glass-input-status::before {
    content: '✓';
}

.glass-input-wrapper.invalid .glass-input-status {
    display: flex;
    color: var(--glass-error);
    animation: statusPulse 1.5s ease-in-out infinite;
}

.glass-input-wrapper.invalid .glass-input-status::before {
    content: '✕';
}

@keyframes validationPop {
    0% { transform: translateY(-50%) scale(0); opacity: 0; }
    50% { transform: translateY(-50%) scale(1.2); }
    100% { transform: translateY(-50%) scale(1); opacity: 1; }
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; transform: translateY(-50%) scale(1); }
    50% { opacity: 0.6; transform: translateY(-50%) scale(0.9); }
}

/* Password Toggle */
.glass-password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--glass-radius-sm);
    color: var(--glass-text-muted);
    cursor: pointer;
    transition: all var(--glass-transition-fast);
    z-index: 2;
}

.glass-password-toggle:hover {
    color: var(--glass-text);
    background: var(--glass-bg-hover);
}

.glass-password-toggle svg {
    width: 18px;
    height: 18px;
}

/* Input with password toggle - adjust status position */
.glass-input-wrapper:has(.glass-password-toggle) .glass-input-status {
    right: 48px;
}

.glass-input-wrapper:has(.glass-password-toggle) .glass-input {
    padding-right: 48px;
}

/* Input Hint */
.glass-input-hint {
    font-size: 12px;
    color: var(--glass-text-muted);
    margin-top: 4px;
    transition: color var(--glass-transition);
}

.glass-input-hint.success {
    color: var(--glass-success);
}

.glass-input-hint.error {
    color: var(--glass-error);
}

/* ============================================
   PHONE INPUT WITH COUNTRY SELECTOR
   ============================================ */

.glass-phone-wrapper {
    display: flex;
    gap: 0;
}

.glass-country-selector {
    position: relative;
    flex-shrink: 0;
}

.glass-country-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 48px;
    padding: 0 12px;
    background: var(--glass-bg-input);
    border: 2px solid var(--glass-border-strong);
    border-right: none;
    border-radius: var(--glass-radius-md) 0 0 var(--glass-radius-md);
    cursor: pointer;
    transition: all var(--glass-transition);
    color: var(--glass-text);
    font-size: 14px;
}

.glass-country-btn:hover {
    background: var(--glass-bg-hover);
}

.glass-country-selector.open .glass-country-btn {
    border-color: var(--glass-primary);
    background: var(--glass-bg-input-focus);
}

.glass-country-flag {
    font-size: 20px;
    line-height: 1;
}

.glass-country-code {
    font-weight: 500;
    min-width: 45px;
}

.glass-country-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 280px;
    background: var(--glass-bg-solid);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-lg);
    box-shadow: var(--glass-shadow-lg);
    z-index: 1000;
    overflow: hidden;
    display: none;
}

.glass-country-selector.open .glass-country-dropdown {
    display: block;
    animation: glassSlideIn 0.2s ease;
}

.glass-country-search {
    width: 100%;
    padding: 12px 14px;
    border: none;
    border-bottom: 1px solid var(--glass-border);
    font-size: 14px;
    background: transparent;
    color: var(--glass-text);
    outline: none;
}

.glass-country-list {
    list-style: none;
    max-height: 200px;
    overflow-y: auto;
}

.glass-country-list li {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 14px;
    color: var(--glass-text);
    transition: background var(--glass-transition-fast);
}

.glass-country-list li:hover,
.glass-country-list li.selected {
    background: var(--glass-primary-light);
}

.glass-country-list li.selected {
    color: var(--glass-primary);
    font-weight: 500;
}

.glass-phone-input .glass-input {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: none;
}

.glass-phone-input .glass-input:focus {
    border-left: none;
}

/* Phone validation state */
.glass-phone-wrapper.valid .glass-country-btn {
    border-color: var(--glass-success);
}

.glass-phone-wrapper.valid .glass-phone-input .glass-input {
    border-color: var(--glass-success);
}

.glass-phone-wrapper.invalid .glass-country-btn {
    border-color: var(--glass-error);
}

.glass-phone-wrapper.invalid .glass-phone-input .glass-input {
    border-color: var(--glass-error);
}

/* ============================================
   CHECKBOX
   ============================================ */

.glass-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 14px;
    color: var(--glass-text-secondary);
    line-height: 1.5;
}

.glass-checkbox input {
    display: none;
}

.glass-checkbox-mark {
    width: 20px;
    height: 20px;
    min-width: 20px;
    border: 2px solid var(--glass-border-strong);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--glass-transition);
    background: var(--glass-bg-input);
    margin-top: 1px;
}

.glass-checkbox input:checked + .glass-checkbox-mark {
    background: var(--glass-primary);
    border-color: var(--glass-primary);
}

.glass-checkbox input:checked + .glass-checkbox-mark::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
    animation: glassPop 0.2s ease;
}

.glass-checkbox:hover .glass-checkbox-mark {
    border-color: var(--glass-primary);
}

.glass-checkbox-label {
    flex: 1;
}

.glass-checkbox-label a {
    color: var(--glass-primary);
    text-decoration: none;
}

.glass-checkbox-label a:hover {
    text-decoration: underline;
}

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

.glass-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    padding: 0 24px;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--glass-radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--glass-transition);
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.glass-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* Primary Button */
.glass-btn-primary {
    background: var(--glass-primary);
    color: white;
    box-shadow: 0 4px 14px var(--glass-primary-glow);
}

.glass-btn-primary:hover {
    background: var(--glass-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--glass-primary-glow);
}

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

/* Ghost Button */
.glass-btn-ghost {
    background: var(--glass-bg-input);
    color: var(--glass-text-secondary);
    border: 2px solid var(--glass-border-strong);
}

.glass-btn-ghost:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-text-muted);
}

/* Full Width */
.glass-btn-full {
    width: 100%;
}

/* Large Button */
.glass-btn-lg {
    height: 52px;
    font-size: 16px;
}

/* Disabled State */
.glass-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Loading State */
.glass-btn .btn-loader {
    display: none;
}

.glass-btn.loading .btn-text {
    visibility: hidden;
}

.glass-btn.loading .btn-loader {
    display: flex;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.glass-btn .btn-loader svg {
    animation: glassSpin 1s linear infinite;
}

/* ============================================
   FORM ROW & ACTIONS
   ============================================ */

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

.glass-form-row-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--glass-space-md);
}

.glass-form-actions {
    display: flex;
    gap: var(--glass-space-md);
    margin-top: var(--glass-space-sm);
}

.glass-form-actions-split {
    justify-content: space-between;
}

.glass-form-actions-split > .glass-btn:last-child {
    flex: 1;
    max-width: 60%;
}

/* ============================================
   LINKS
   ============================================ */

.glass-link {
    color: var(--glass-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: color var(--glass-transition-fast);
}

.glass-link:hover {
    text-decoration: underline;
}

/* ============================================
   ALERTS / MESSAGES
   ============================================ */

.glass-messages {
    margin-bottom: var(--glass-space-md);
}

.glass-alert {
    padding: 14px 18px;
    border-radius: var(--glass-radius-md);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: glassSlideIn 0.3s ease;
}

.glass-alert svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.glass-alert-success {
    background: var(--glass-success-light);
    border: 1px solid var(--glass-success);
    color: var(--glass-success);
}

.glass-alert-error {
    background: var(--glass-error-light);
    border: 1px solid var(--glass-error);
    color: var(--glass-error);
}

.glass-alert-warning {
    background: var(--glass-warning-light);
    border: 1px solid var(--glass-warning);
    color: var(--glass-warning);
}

/* ============================================
   DIVIDER
   ============================================ */

.glass-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: var(--glass-space-lg) 0;
}

.glass-divider::before,
.glass-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--glass-border-strong);
}

.glass-divider span {
    font-size: 12px;
    color: var(--glass-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* ============================================
   CARD FOOTER
   ============================================ */

.glass-card-footer {
    text-align: center;
    margin-top: var(--glass-space-lg);
    padding-top: var(--glass-space-lg);
    border-top: 1px solid var(--glass-border);
}

.glass-card-footer p {
    font-size: 14px;
    color: var(--glass-text-muted);
}

/* ============================================
   STEPPER / STEPS
   ============================================ */

.glass-steps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    margin-bottom: var(--glass-space-xl);
    padding: var(--glass-space-md);
    background: var(--glass-bg-input);
    border-radius: var(--glass-radius-lg);
}

.glass-step {
    display: flex;
    align-items: center;
    position: relative;
}

.glass-step-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 0 var(--glass-space-sm);
}

.glass-step-number {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-border-strong);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 600;
    color: var(--glass-text-muted);
    transition: all var(--glass-transition);
    position: relative;
}

.glass-step-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--glass-text-muted);
    white-space: nowrap;
    transition: color var(--glass-transition);
}

.glass-step-line {
    width: 40px;
    height: 3px;
    background: var(--glass-border-strong);
    border-radius: 2px;
    margin: 0 8px;
    transition: background var(--glass-transition);
    margin-bottom: 22px;
}

/* Active Step */
.glass-step.active .glass-step-number {
    background: var(--glass-primary);
    color: white;
    box-shadow: 0 0 0 4px var(--glass-primary-light);
}

.glass-step.active .glass-step-label {
    color: var(--glass-primary);
}

/* Completed Step */
.glass-step.completed .glass-step-number {
    background: var(--glass-success);
    color: white;
    animation: stepComplete 0.4s ease;
}

.glass-step.completed .glass-step-number::before {
    content: '✓';
    position: absolute;
    font-size: 16px;
    font-weight: bold;
}

.glass-step.completed .glass-step-number span {
    display: none;
}

.glass-step.completed .glass-step-label {
    color: var(--glass-success);
}

.glass-step.completed + .glass-step .glass-step-line {
    background: var(--glass-success);
}

/* Step Content Panels */
.glass-form-step {
    display: none;
}

.glass-form-step.active {
    display: block;
    animation: slideFromRight 0.4s ease;
}

.glass-form-step.slide-left {
    animation: slideFromLeft 0.4s ease;
}

/* ============================================
   ACCOUNT TYPE SELECTION
   ============================================ */

.glass-type-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--glass-space-md);
}

.glass-type-card {
    position: relative;
    cursor: pointer;
}

.glass-type-card input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.glass-type-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: var(--glass-space-lg) var(--glass-space-md);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-lg);
    box-shadow: var(--glass-shadow-sm);
    transition: all var(--glass-transition);
    text-align: center;
}

.glass-type-content:hover {
    border-color: var(--glass-primary);
    background: var(--glass-bg-hover);
    box-shadow: var(--glass-shadow-md);
    transform: translateY(-2px);
}

.glass-type-card input:checked + .glass-type-content {
    border-color: var(--glass-primary);
    background: var(--glass-primary-light);
    box-shadow: 0 0 0 3px var(--glass-primary-light), var(--glass-shadow-md);
}

.glass-type-content svg {
    display: none;
}

.glass-type-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
    transition: transform 0.6s var(--glass-transition-bounce);
    transform-style: preserve-3d;
}

.glass-type-card:hover .glass-type-icon {
    animation: iconFlip 0.6s var(--glass-transition-bounce);
}

@keyframes iconFlip {
    0% { transform: rotateY(0deg) scale(1); }
    50% { transform: rotateY(180deg) scale(1.1); }
    100% { transform: rotateY(360deg) scale(1); }
}

.glass-type-card input:checked + .glass-type-content svg {
    color: var(--glass-primary);
}

.glass-type-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--glass-text);
}

.glass-type-desc {
    display: none;
}

/* ============================================
   PASSWORD STRENGTH
   ============================================ */

.glass-password-strength {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 10px;
}

.glass-strength-bars {
    display: flex;
    gap: 4px;
    flex: 1;
}

.glass-strength-bar {
    height: 4px;
    flex: 1;
    background: var(--glass-border-strong);
    border-radius: 2px;
    transition: all var(--glass-transition);
}

.glass-strength-bar.weak { background: var(--glass-error); }
.glass-strength-bar.fair { background: var(--glass-warning); }
.glass-strength-bar.good { background: #3b82f6; }
.glass-strength-bar.strong { background: var(--glass-success); }

.glass-strength-text {
    font-size: 12px;
    font-weight: 600;
    min-width: 60px;
    text-align: right;
}

.glass-strength-text.weak { color: var(--glass-error); }
.glass-strength-text.fair { color: var(--glass-warning); }
.glass-strength-text.good { color: #3b82f6; }
.glass-strength-text.strong { color: var(--glass-success); }

/* Password Requirements */
.glass-password-requirements {
    list-style: none;
    margin-top: 12px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.glass-password-requirements li {
    font-size: 12px;
    color: var(--glass-text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color var(--glass-transition);
}

.glass-password-requirements li .icon {
    width: 14px;
    height: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 10px;
    background: var(--glass-border-strong);
    transition: all var(--glass-transition);
}

.glass-password-requirements li .icon::before {
    content: '○';
}

.glass-password-requirements li.valid {
    color: var(--glass-success);
}

.glass-password-requirements li.valid .icon {
    background: var(--glass-success);
    color: white;
}

.glass-password-requirements li.valid .icon::before {
    content: '✓';
}

/* ============================================
   QUICK LOGIN SECTION
   ============================================ */

.glass-quick-login {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: var(--glass-space-lg) 0;
}

.glass-quick-user {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: var(--glass-bg-input);
    border: 2px solid var(--glass-border-strong);
    border-radius: var(--glass-radius-lg);
    cursor: pointer;
    transition: all var(--glass-transition);
    width: 100%;
    text-align: left;
}

.glass-quick-user:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-primary);
    transform: translateY(-2px);
    box-shadow: var(--glass-shadow);
}

.glass-quick-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--glass-border);
    flex-shrink: 0;
}

.glass-quick-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.glass-quick-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--glass-text);
}

/* ============================================
   MODAL
   ============================================ */

.glass-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--glass-space-lg);
}

.glass-modal.open {
    display: flex;
}

.glass-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.glass-modal-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    animation: glassSlideIn 0.3s ease;
}

.glass-modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-xl);
    padding: var(--glass-space-xl);
    box-shadow: var(--glass-shadow-lg);
}

.glass-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg-input);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    color: var(--glass-text-muted);
    transition: all var(--glass-transition);
}

.glass-modal-close:hover {
    background: var(--glass-bg-hover);
    color: var(--glass-text);
}

.glass-modal-close svg {
    width: 18px;
    height: 18px;
}

.glass-modal-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: var(--glass-space-lg);
}

.glass-modal-avatar {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: var(--glass-space-md);
    border: 3px solid var(--glass-primary);
    box-shadow: 0 8px 24px var(--glass-primary-glow);
    animation: glassPop 0.4s var(--glass-transition-bounce) forwards;
}

.glass-modal-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.glass-modal-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--glass-text);
    margin-bottom: 6px;
}

.glass-modal-subtitle {
    font-size: 14px;
    color: var(--glass-text-muted);
}

/* ============================================
   RESPONSIVE - TABLET
   ============================================ */

@media (max-width: 1024px) {
    .glass-auth-container {
        max-width: 90%;
    }
    
    .glass-auth-container.wide {
        max-width: 90%;
    }
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */

@media (max-width: 768px) {
    :root {
        --glass-space-xl: 24px;
        --glass-space-lg: 20px;
    }
    
    .glass-auth-nav {
        padding: var(--glass-space-sm) var(--glass-space-md);
    }
    
    .glass-nav-back span {
        display: none;
    }
    
    .glass-auth-content {
        padding-top: calc(50px + var(--glass-space-md));
        padding-left: var(--glass-space-sm);
        padding-right: var(--glass-space-sm);
        padding-bottom: var(--glass-space-md);
        align-items: flex-start;
    }
    
    .glass-auth-container {
        max-width: 100%;
    }
    
    .glass-card {
        padding: var(--glass-space-lg);
        border-radius: var(--glass-radius-lg);
    }
    
    .glass-logo img {
        width: 64px;
        height: 64px;
    }
    
    .glass-title {
        font-size: 20px;
    }
    
    /* Steps - Mobile compact */
    .glass-steps {
        padding: var(--glass-space-sm);
    }
    
    .glass-step-label {
        display: none;
    }
    
    .glass-step-number {
        width: 32px;
        height: 32px;
        font-size: 13px;
    }
    
    .glass-step-line {
        width: 30px;
        margin-bottom: 0;
    }
    
    /* Type Grid - Mobile */
    .glass-type-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--glass-space-sm);
    }
    
    .glass-type-content {
        padding: var(--glass-space-md) var(--glass-space-sm);
    }
    
    .glass-type-icon {
        width: 40px;
        height: 40px;
    }
    
    .glass-type-name {
        font-size: 13px;
    }
    
    /* Form Row */
    .glass-form-row-2 {
        grid-template-columns: 1fr;
        gap: var(--glass-space-sm);
    }
    
    /* Password Requirements */
    .glass-password-requirements {
        grid-template-columns: 1fr;
    }
    
    /* Buttons */
    .glass-btn {
        height: 48px;
    }
    
    .glass-form-actions-split {
        flex-direction: column-reverse;
        gap: var(--glass-space-sm);
    }
    
    .glass-form-actions-split > .glass-btn {
        width: 100%;
        max-width: 100% !important;
    }
}

/* ============================================
   RESPONSIVE - SMALL MOBILE
   ============================================ */

@media (max-width: 400px) {
    :root {
        --glass-space-xl: 20px;
        --glass-space-lg: 16px;
        --glass-space-md: 12px;
    }
    
    .glass-card {
        padding: var(--glass-space-md);
    }
    
    .glass-logo img {
        width: 56px;
        height: 56px;
    }
    
    .glass-title {
        font-size: 18px;
    }
    
    .glass-subtitle {
        font-size: 13px;
    }
    
    .glass-input {
        height: 46px;
        font-size: 14px;
    }
    
    .glass-btn {
        height: 46px;
        font-size: 14px;
    }
    
    .glass-type-grid {
        gap: var(--glass-space-xs);
    }
    
    .glass-type-content {
        padding: var(--glass-space-sm);
    }
    
    .glass-type-icon {
        width: 36px;
        height: 36px;
    }
    
    .glass-step-number {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
    
    .glass-step-line {
        width: 20px;
    }
}

/* ============================================
   100VH FIX - ENSURE CONTENT FITS
   ============================================ */

@media (max-height: 700px) {
    .glass-auth-content {
        align-items: flex-start;
        padding-top: calc(50px + var(--glass-space-sm));
    }
    
    .glass-card {
        padding: var(--glass-space-md);
    }
    
    .glass-card-header {
        margin-bottom: var(--glass-space-md);
    }
    
    .glass-logo {
        margin-bottom: var(--glass-space-sm);
    }
    
    .glass-logo img {
        width: 56px;
        height: 56px;
    }
    
    .glass-form-group {
        margin-bottom: 0;
    }
    
    .glass-form {
        gap: var(--glass-space-sm);
    }
    
    .glass-steps {
        margin-bottom: var(--glass-space-md);
        padding: var(--glass-space-sm);
    }
    
    .glass-type-content {
        padding: var(--glass-space-sm);
    }
    
    .glass-divider {
        margin: var(--glass-space-sm) 0;
    }
    
    .glass-card-footer {
        margin-top: var(--glass-space-md);
        padding-top: var(--glass-space-md);
    }
}

@media (max-height: 600px) {
    .glass-logo img {
        width: 48px;
        height: 48px;
    }
    
    .glass-title {
        font-size: 18px;
    }
    
    .glass-subtitle {
        display: none;
    }
    
    .glass-input {
        height: 44px;
    }
    
    .glass-btn {
        height: 44px;
    }
    
    .glass-quick-login {
        margin: var(--glass-space-sm) 0;
    }
    
    .glass-quick-user {
        padding: 10px 14px;
    }
    
    .glass-quick-avatar {
        width: 40px;
        height: 40px;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .glass-auth-page::before,
    .glass-auth-page::after {
        animation: none;
    }
}

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

@media print {
    .glass-auth-page {
        background: white !important;
    }
    
    .glass-auth-page::before,
    .glass-auth-page::after {
        display: none;
    }
    
    .glass-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .glass-auth-nav {
        display: none;
    }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */

.glass-country-list::-webkit-scrollbar {
    width: 6px;
}

.glass-country-list::-webkit-scrollbar-track {
    background: transparent;
}

.glass-country-list::-webkit-scrollbar-thumb {
    background: var(--glass-border-strong);
    border-radius: 3px;
}

.glass-country-list::-webkit-scrollbar-thumb:hover {
    background: var(--glass-text-muted);
}

/* Firefox */
.glass-country-list {
    scrollbar-width: thin;
    scrollbar-color: var(--glass-border-strong) transparent;
}

/* ============================================
   FOCUS VISIBLE
   ============================================ */

.glass-btn:focus-visible,
.glass-input:focus-visible,
.glass-checkbox-mark:focus-visible,
.glass-type-content:focus-visible {
    outline: 2px solid var(--glass-primary);
    outline-offset: 2px;
}

/* ============================================
   HIGH CONTRAST MODE
   ============================================ */

@media (prefers-contrast: high) {
    :root {
        --glass-border-strong: #000;
        --glass-text-muted: #333;
    }
    
    [data-theme="dark"] {
        --glass-border-strong: #fff;
        --glass-text-muted: #ccc;
    }
    
    .glass-input {
        border-width: 3px;
    }
    
    .glass-btn {
        border: 2px solid currentColor;
    }
}