/* DigiShares - Modern Investment Platform Styles */

:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    
    /* Card colors */
    --card-teal: #14b8a6;
    --card-orange: #f97316;
    --card-cyan: #06b6d4;
    --card-pink: #ec4899;
    --card-purple: #a855f7;
    --card-rose: #f43f5e;
    --card-lime: #84cc16;
    --card-amber: #f59e0b;
    
    /* Gradients */
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --gradient-5: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    
    --radius: 1rem;
    --radius-lg: 1.5rem;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: var(--dark);
    line-height: 1.6;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Top Header */
.top-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem 0;
    box-shadow: var(--shadow-lg);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex: 1;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
    text-decoration: none;
}

.user-info {
    flex: 1;
}

.greeting {
    font-size: 0.875rem;
    opacity: 0.9;
    margin-bottom: 0.25rem;
}

.balance-label {
    font-size: 0.75rem;
    opacity: 0.8;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.balance-amount {
    font-size: 2rem;
    font-weight: 800;
    margin: 0;
}

.header-actions {
    display: flex;
    gap: 1rem;
}

.btn-icon {
    width: 20px;
    height: 20px;
    margin-right: 0.5rem;
}

/* Bottom Fixed Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -4px 6px -1px rgb(0 0 0 / 0.1);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0.75rem 0;
    z-index: 1000;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--gray);
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 0.75rem;
    min-width: 70px;
}

.nav-item:hover {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.nav-item.active {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.15);
}

.nav-icon {
    width: 24px;
    height: 24px;
    margin-bottom: 0.25rem;
    stroke-width: 2;
}

.nav-label {
    font-size: 0.75rem;
    font-weight: 600;
}

/* Main Content */
.main-content {
    padding: 2rem 0 6rem 0;
    min-height: calc(100vh - 80px);
}

/* Cards */
.card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Stat Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    opacity: 0.15;
    transform: translate(40%, -40%);
    transition: all 0.4s ease;
}

.stat-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 5px;
    transition: all 0.4s ease;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.stat-card.teal::before { background: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%); }
.stat-card.teal::after { background: linear-gradient(90deg, #14b8a6 0%, #06b6d4 100%); }

.stat-card.orange::before { background: linear-gradient(135deg, #f97316 0%, #ea580c 100%); }
.stat-card.orange::after { background: linear-gradient(90deg, #f97316 0%, #fb923c 100%); }

.stat-card.cyan::before { background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%); }
.stat-card.cyan::after { background: linear-gradient(90deg, #06b6d4 0%, #22d3ee 100%); }

.stat-card.pink::before { background: linear-gradient(135deg, #ec4899 0%, #db2777 100%); }
.stat-card.pink::after { background: linear-gradient(90deg, #ec4899 0%, #f472b6 100%); }

.stat-card.purple::before { background: linear-gradient(135deg, #a855f7 0%, #9333ea 100%); }
.stat-card.purple::after { background: linear-gradient(90deg, #a855f7 0%, #c084fc 100%); }

.stat-card.gray::before { background: linear-gradient(135deg, #64748b 0%, #475569 100%); }
.stat-card.gray::after { background: linear-gradient(90deg, #64748b 0%, #94a3b8 100%); }

.stat-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
}

.stat-card:hover::before {
    opacity: 0.25;
    transform: translate(35%, -35%) scale(1.1);
}

.stat-card:hover::after {
    height: 8px;
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.stat-title {
    font-size: 0.875rem;
    color: var(--gray);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.stat-card.teal .stat-icon { 
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.2) 0%, rgba(6, 182, 212, 0.15) 100%);
}
.stat-card.orange .stat-icon { 
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.2) 0%, rgba(251, 146, 60, 0.15) 100%);
}
.stat-card.cyan .stat-icon { 
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2) 0%, rgba(34, 211, 238, 0.15) 100%);
}
.stat-card.pink .stat-icon { 
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.2) 0%, rgba(244, 114, 182, 0.15) 100%);
}
.stat-card.purple .stat-icon { 
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2) 0%, rgba(192, 132, 252, 0.15) 100%);
}
.stat-card.gray .stat-icon { 
    background: linear-gradient(135deg, rgba(100, 116, 139, 0.2) 0%, rgba(148, 163, 184, 0.15) 100%);
}

.stat-card:hover .stat-icon {
    transform: rotate(10deg) scale(1.1);
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.stat-footer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.stat-change {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-weight: 600;
}

.stat-change.positive { color: var(--success); }
.stat-change.negative { color: var(--danger); }

.stat-period {
    color: var(--gray);
}

/* Welcome Banner */
.welcome-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.welcome-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.welcome-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.welcome-content {
    position: relative;
    z-index: 1;
}

.welcome-banner h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-weight: 800;
}

.welcome-banner p {
    opacity: 0.9;
    font-size: 1.1rem;
}

/* Company Cards */
.companies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.company-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    position: relative;
    overflow: hidden;
}

.company-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    opacity: 0.08;
    transform: translate(50%, -50%);
    transition: all 0.4s ease;
}

.company-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    transition: all 0.4s ease;
}

.company-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.company-card:hover::before {
    opacity: 0.15;
    transform: translate(45%, -45%) scale(1.2);
}

.company-card:hover::after {
    height: 8px;
}

.company-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.company-icon {
    width: 70px;
    height: 70px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    transition: all 0.3s ease;
}

.company-card:hover .company-icon {
    transform: scale(1.1) rotate(-5deg);
}

.company-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.company-description {
    color: var(--gray);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
}

.company-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.detail-item {
    text-align: center;
}

.detail-label {
    font-size: 0.75rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.detail-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
}

.roi-badge {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    transition: all 0.3s ease;
}

.roi-badge:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    text-align: center;
}

.btn-primary {
    background: white;
    color: var(--primary);
}

.btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-success {
    background: white;
    color: var(--success);
}

.btn-success:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-gradient {
    background: var(--gradient-1);
    color: white;
}

.btn-gradient:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark);
}

.form-control, select.form-control {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
    background: #ffffff;
}

.form-control:hover, select.form-control:hover {
    border-color: #cbd5e1;
}

.form-control:focus, select.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    transform: translateY(-1px);
    background: #ffffff;
}

/* Auth Pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 450px;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-header p {
    color: var(--gray);
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--gray);
}

.auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Alert Messages */
.alert {
    padding: 1.25rem 1.75rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.alert:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.1) 100%);
    color: #065f46;
    border-left: 5px solid var(--success);
}

.alert-error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, rgba(220, 38, 38, 0.1) 100%);
    color: #991b1b;
    border-left: 5px solid var(--danger);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(217, 119, 6, 0.1) 100%);
    color: #92400e;
    border-left: 5px solid var(--warning);
}

.alert-info {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.15) 0%, rgba(8, 145, 178, 0.1) 100%);
    color: #0e7490;
    border-left: 5px solid var(--info);
}

/* Tables */
.table-container {
    overflow-x: auto;
    margin-top: 1.5rem;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 1rem;
    text-align: left;
}

thead {
    background: var(--light);
}

th {
    font-weight: 700;
    color: var(--dark);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

tbody tr {
    border-bottom: 1px solid #e2e8f0;
    transition: all 0.2s ease;
}

tbody tr:hover {
    background: var(--light);
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 1.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.badge-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(5, 150, 105, 0.15) 100%);
    color: #065f46;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(217, 119, 6, 0.15) 100%);
    color: #92400e;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(220, 38, 38, 0.15) 100%);
    color: #991b1b;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2) 0%, rgba(8, 145, 178, 0.15) 100%);
    color: #0e7490;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

/* Progress Bar */
.progress {
    height: 10px;
    background: linear-gradient(90deg, #f1f5f9 0%, #e2e8f0 100%);
    border-radius: 1rem;
    overflow: hidden;
    margin: 0.75rem 0;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.06);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transition: width 0.5s ease;
    position: relative;
    border-radius: 1rem;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Investment Card */
.investment-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
    border-left: 6px solid;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.investment-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    opacity: 0.05;
    transform: translate(40%, -40%);
    transition: all 0.3s ease;
}

.investment-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.investment-card:hover::before {
    opacity: 0.1;
    transform: translate(35%, -35%) scale(1.1);
}

.investment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.investment-body {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

/* Referral Card */
.referral-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
}

.referral-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
}

.referral-info {
    flex: 1;
}

.referral-name {
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.referral-date {
    font-size: 0.875rem;
    color: var(--gray);
}

.referral-earnings {
    font-weight: 700;
    color: var(--success);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-content {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease;
    margin: auto;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e2e8f0;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray);
    transition: color 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.modal-close:hover {
    color: var(--dark);
    background: var(--light);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .header-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        width: 100%;
    }
    
    .header-actions {
        width: 100%;
        justify-content: stretch;
    }
    
    .header-actions .btn {
        flex: 1;
    }
    
    .balance-amount {
        font-size: 1.75rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .companies-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .auth-card {
        padding: 2rem;
    }
    
    .modal-content {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .bottom-nav {
        padding: 0.5rem 0;
    }
    
    .nav-item {
        min-width: 60px;
        padding: 0.5rem 0.5rem;
    }
    
    .responsive-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .stats-items {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

/* Loading Spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--gray);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

/* Responsive Grid Layout */
.responsive-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

/* Stats Items Grid */
.stats-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.stat-item {
    background: var(--light);
    padding: 1rem;
    border-radius: 0.5rem;
}

/* Responsive Table */
.responsive-table {
    width: 100%;
    border-collapse: collapse;
}

.responsive-table thead {
    display: none;
}

.responsive-table tbody {
    display: block;
}

.responsive-table tbody tr {
    display: block;
    margin-bottom: 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    overflow: hidden;
    background: white;
}

.responsive-table tbody td {
    display: block;
    padding: 0.75rem 1rem;
    text-align: right;
    border-bottom: 1px solid #e2e8f0;
}

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

.responsive-table tbody td:before {
    content: attr(data-label);
    float: left;
    font-weight: 700;
    color: var(--gray);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

/* Responsive Design */
@media (min-width: 769px) {
    .responsive-table thead {
        display: table-header-group;
    }

    .responsive-table tbody {
        display: table-row-group;
    }

    .responsive-table tbody tr {
        display: table-row;
        margin-bottom: 0;
        border: none;
        border-bottom: 1px solid #e2e8f0;
    }

    .responsive-table tbody td {
        display: table-cell;
        padding: 1rem;
        text-align: left;
        border-bottom: 1px solid #e2e8f0;
    }

    .responsive-table tbody td:before {
        display: none;
    }
}