/* SPSA Brand Variables - Matching Website Design */
:root {
    /* Primary SPSA Colors */
    --spsa-primary: #1a237e;
    --spsa-secondary: #3949ab;
    --spsa-gradient: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    --spsa-gradient-light: linear-gradient(135deg, rgba(26, 35, 126, 0.1) 0%, rgba(57, 73, 171, 0.1) 100%);
    
    /* Neutral Colors */
    --spsa-white: #ffffff;
    --spsa-light: #f8fafc;
    --spsa-lighter: #f1f5f9;
    --spsa-dark: #0f172a;
    --spsa-text: #334155;
    --spsa-text-light: #64748b;
    --spsa-border: #e2e8f0;
    --spsa-border-light: #f1f5f9;
    
    /* Status Colors */
    --spsa-success: #10b981;
    --spsa-warning: #f59e0b;
    --spsa-danger: #ef4444;
    --spsa-info: #3b82f6;
    
    /* Athletic Theme Colors */
    --speed-color: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --strength-color: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --endurance-color: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --flexibility-color: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--spsa-light);
    color: var(--spsa-text);
    line-height: 1.6;
    font-size: var(--font-size-base);
    overflow-x: hidden;
}

/* Header Styles - SPSA Website Match */
.spsa-header {
    background: var(--spsa-gradient);
    color: var(--spsa-white);
    padding: var(--spacing-md) var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.spsa-logo {
    font-size: var(--font-size-3xl);
    font-weight: 900;
    letter-spacing: -0.025em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.tagline {
    font-size: var(--font-size-sm);
    opacity: 0.95;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.user-profile:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.profile-img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid var(--spsa-white);
    object-fit: cover;
}

.user-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.header-menu-btn {
    background: none;
    border: none;
    color: var(--spsa-white);
    font-size: var(--font-size-lg);
    padding: 0.5rem;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    display: none;
}

.header-menu-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Portal Navigation - SPSA Style */
.portal-navigation {
    background: var(--spsa-white);
    border-bottom: 1px solid var(--spsa-border);
    padding: 0 var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 70px;
    z-index: 90;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 0;
}

.nav-btn {
    background: none;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.nav-btn:hover {
    background: var(--spsa-gradient-light);
    color: var(--spsa-primary);
}

.nav-btn.active {
    color: var(--spsa-primary);
    border-bottom-color: var(--spsa-primary);
    background: var(--spsa-gradient-light);
}

.nav-btn i {
    font-size: var(--font-size-base);
}

/* Main Content Layout */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.portal-section {
    display: none;
    animation: fadeInUp 0.6s ease-out;
}

.portal-section.active {
    display: block;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Portal Headers */
.portal-header {
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.portal-header h1 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--spsa-dark);
    margin-bottom: 0.5rem;
    background: var(--spsa-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portal-header p {
    font-size: var(--font-size-lg);
    color: var(--spsa-text-light);
    margin-bottom: var(--spacing-lg);
}

.welcome-section {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.header-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--spsa-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--spsa-border);
}

.stat-number {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--spsa-primary);
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--spsa-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.trainer-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.stat-pill {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--spsa-border);
}

/* Executive Dashboard Styles */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.kpi-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--spsa-gradient);
}

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

.kpi-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--spsa-white);
    flex-shrink: 0;
}

.kpi-card.revenue .kpi-icon { background: var(--spsa-gradient); }
.kpi-card.assessments .kpi-icon { background: var(--strength-color); }
.kpi-card.retention .kpi-icon { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
.kpi-card.ai-performance .kpi-icon { background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%); }

.kpi-content {
    flex: 1;
}

.kpi-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--spsa-dark);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.kpi-label {
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.kpi-trend {
    font-size: var(--font-size-xs);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.kpi-trend.positive {
    color: var(--spsa-success);
}

.kpi-trend.negative {
    color: var(--spsa-danger);
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.chart-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--spsa-border-light);
}

.chart-header h3, .chart-header h4 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--spsa-dark);
}

.chart-actions {
    display: flex;
    gap: 0.5rem;
}

.chart-container {
    height: 300px;
    position: relative;
}

/* Personal Stats for Client Portal */
.personal-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--spsa-gradient);
}

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

.stat-card.calories::before { background: var(--speed-color); }
.stat-card.speed::before { background: var(--endurance-color); }
.stat-card.goals::before { background: var(--strength-color); }

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    background: var(--spsa-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--spsa-white);
    font-size: var(--font-size-xl);
}

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--spsa-dark);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    font-weight: 500;
}

.stat-progress {
    margin-top: var(--spacing-md);
}

.stat-trend {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: 0.5rem;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--spsa-success);
}

.goal-badges {
    display: flex;
    gap: 0.25rem;
    margin-top: 0.5rem;
}

.goal-badge {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--spsa-border);
}

.goal-badge.completed {
    background: var(--spsa-success);
}

/* Progress Ring */
.progress-ring {
    position: relative;
    width: 60px;
    height: 60px;
}

.progress-ring-svg {
    transform: rotate(-90deg);
}

.progress-ring-circle-bg {
    fill: none;
    stroke: var(--spsa-border);
    stroke-width: 4;
}

.progress-ring-circle {
    fill: none;
    stroke: var(--spsa-primary);
    stroke-width: 4;
    stroke-linecap: round;
    stroke-dasharray: 157;
    stroke-dashoffset: calc(157 - (157 * var(--progress)) / 100);
    transition: stroke-dashoffset 0.5s ease;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--spsa-primary);
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.section-header h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--spsa-dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-header h3 i {
    color: var(--spsa-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.assessment-date {
    font-size: var(--font-size-sm);
    color: var(--spsa-text-light);
    font-weight: 500;
}

/* Assessment Section */
.assessment-section {
    margin-bottom: var(--spacing-2xl);
}

.assessment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.assessment-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
    transition: all 0.3s ease;
}

.assessment-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.assessment-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--spsa-white);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    flex-shrink: 0;
}

.assessment-icon.speed { background: var(--speed-color); }
.assessment-icon.strength { background: var(--strength-color); }
.assessment-icon.endurance { background: var(--endurance-color); }
.assessment-icon.flexibility { background: var(--flexibility-color); }

.assessment-content {
    flex: 1;
}

.assessment-title {
    font-weight: 700;
    color: var(--spsa-dark);
    margin-bottom: 0.5rem;
    font-size: var(--font-size-lg);
}

.assessment-score {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--spsa-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1;
}

.score-max {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--spsa-text-light);
}

.assessment-progress {
    margin-bottom: var(--spacing-md);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--spsa-border-light);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.8s ease;
}

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

.comparison-text {
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    font-weight: 500;
}

.comparison-badge {
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.comparison-badge.excellent {
    background: rgba(16, 185, 129, 0.1);
    color: var(--spsa-success);
}

.comparison-badge.good {
    background: rgba(59, 130, 246, 0.1);
    color: var(--spsa-info);
}

.comparison-badge.needs-work {
    background: rgba(239, 68, 68, 0.1);
    color: var(--spsa-danger);
}

/* Recommendations Section */
.recommendations-section {
    margin-bottom: var(--spacing-2xl);
}

.recommendations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.recommendation-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
    transition: all 0.3s ease;
    position: relative;
}

.recommendation-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.recommendation-card.priority-high::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--spsa-danger);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.recommendation-card.priority-medium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--spsa-warning);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.recommendation-card.priority-low::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--spsa-info);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.rec-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.rec-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-lg);
    background: var(--spsa-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--spsa-white);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.rec-meta {
    flex: 1;
}

.rec-header h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--spsa-dark);
    margin-bottom: 0.25rem;
}

.priority-badge {
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.priority-badge.high {
    background: rgba(239, 68, 68, 0.1);
    color: var(--spsa-danger);
}

.priority-badge.medium {
    background: rgba(245, 158, 11, 0.1);
    color: var(--spsa-warning);
}

.priority-badge.low {
    background: rgba(59, 130, 246, 0.1);
    color: var(--spsa-info);
}

.rec-content {
    margin-bottom: var(--spacing-lg);
}

.rec-content p {
    color: var(--spsa-text);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.rec-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--spsa-text-light);
}

.detail-item i {
    color: var(--spsa-primary);
    width: 16px;
}

.rec-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.ai-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--spsa-text-light);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--spsa-success);
}

.status-indicator.active {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Sessions Section */
.sessions-section {
    margin-bottom: var(--spacing-2xl);
}

.session-nav {
    display: flex;
    gap: 0.5rem;
}

.sessions-list {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
    overflow: hidden;
    margin-top: var(--spacing-lg);
}

.session-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--spsa-border-light);
    transition: all 0.3s ease;
}

.session-item:hover {
    background: var(--spsa-gradient-light);
}

.session-item:last-child {
    border-bottom: none;
}

.session-time {
    text-align: center;
    margin-right: var(--spacing-lg);
    min-width: 80px;
}

.time {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--spsa-primary);
    line-height: 1;
}

.date {
    font-size: var(--font-size-xs);
    color: var(--spsa-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.25rem;
}

.session-details {
    flex: 1;
    margin-right: var(--spacing-lg);
}

.session-title {
    font-weight: 700;
    color: var(--spsa-dark);
    margin-bottom: 0.25rem;
    font-size: var(--font-size-base);
}

.session-trainer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    margin-bottom: 0.25rem;
}

.trainer-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid var(--spsa-border);
    object-fit: cover;
}

.session-location {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--spsa-text-light);
}

.session-status {
    margin-right: var(--spacing-md);
}

.status-badge {
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.confirmed {
    background: rgba(16, 185, 129, 0.1);
    color: var(--spsa-success);
}

.status-badge.pending {
    background: rgba(245, 158, 11, 0.1);
    color: var(--spsa-warning);
}

.status-badge.scheduled {
    background: rgba(59, 130, 246, 0.1);
    color: var(--spsa-info);
}

.session-actions {
    display: flex;
    gap: 0.5rem;
}

/* Progress Section */
.progress-section {
    margin-bottom: var(--spacing-2xl);
}

.chart-controls {
    display: flex;
    gap: var(--spacing-md);
}

.progress-charts-grid {
    display: grid;
    gap: var(--spacing-lg);
}

/* Trainer Dashboard Styles */
.schedule-section {
    margin-bottom: var(--spacing-2xl);
}

.schedule-nav {
    display: flex;
    gap: 0.5rem;
}

.schedule-actions {
    display: flex;
    gap: 0.5rem;
}

.schedule-timeline {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
    overflow: hidden;
    margin-top: var(--spacing-lg);
}

.time-slot {
    display: flex;
    align-items: flex-start;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--spsa-border-light);
    transition: all 0.3s ease;
}

.time-slot:hover {
    background: var(--spsa-gradient-light);
}

.time-slot:last-child {
    border-bottom: none;
}

.time-marker {
    font-weight: 700;
    color: var(--spsa-primary);
    width: 100px;
    margin-right: var(--spacing-lg);
    flex-shrink: 0;
    font-size: var(--font-size-base);
}

.appointment {
    flex: 1;
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.client-info {
    flex: 1;
    display: flex;
    gap: var(--spacing-md);
}

.client-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--spsa-border);
    object-fit: cover;
    flex-shrink: 0;
}

.client-details {
    flex: 1;
}

.client-name {
    font-weight: 700;
    color: var(--spsa-dark);
    margin-bottom: 0.25rem;
    font-size: var(--font-size-base);
}

.session-type {
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    margin-bottom: 0.25rem;
}

.client-goals {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--spsa-text-light);
}

.ai-insights {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.insight-badge {
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    white-space: nowrap;
}

.insight-badge.high-potential {
    background: rgba(16, 185, 129, 0.1);
    color: var(--spsa-success);
}

.insight-badge.at-risk {
    background: rgba(239, 68, 68, 0.1);
    color: var(--spsa-danger);
}

.insight-badge.on-track {
    background: rgba(59, 130, 246, 0.1);
    color: var(--spsa-info);
}

.insight-details {
    max-width: 200px;
    text-align: right;
}

.insight-details p {
    font-size: var(--font-size-xs);
    color: var(--spsa-text-light);
    line-height: 1.4;
    margin: 0;
}

.appointment-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.empty-slot {
    opacity: 0.7;
}

.empty-appointment {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl);
    border: 2px dashed var(--spsa-border);
    border-radius: var(--radius-lg);
}

.empty-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--spsa-text-light);
}

.empty-content i {
    font-size: var(--font-size-2xl);
    color: var(--spsa-border);
}

/* Analytics Section */
.client-analytics-section {
    margin-bottom: var(--spacing-2xl);
}

.analytics-controls {
    display: flex;
    gap: var(--spacing-md);
}

.analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.analytics-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
}

.analytics-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.analytics-header h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--spsa-dark);
}

.trend-indicator {
    font-size: var(--font-size-sm);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
}

.trend-indicator.positive {
    background: rgba(16, 185, 129, 0.1);
    color: var(--spsa-success);
}

/* AI Insights Section */
.ai-insights-section {
    margin-bottom: var(--spacing-2xl);
}

.ai-controls {
    display: flex;
    gap: 0.5rem;
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.insight-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
}

.insight-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--spsa-border-light);
}

.insight-header i {
    color: var(--spsa-primary);
    font-size: var(--font-size-lg);
}

.insight-header h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--spsa-dark);
    flex: 1;
}

.alert-count {
    background: var(--spsa-danger);
    color: var(--spsa-white);
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: 50px;
    min-width: 20px;
    text-align: center;
}

.insight-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.alert-item, .recommendation-item {
    padding: var(--spacing-md);
    background: var(--spsa-lighter);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--spsa-border);
    transition: all 0.3s ease;
}

.alert-item:hover, .recommendation-item:hover {
    background: var(--spsa-gradient-light);
    transform: translateX(2px);
}

.alert-item.high-priority {
    border-left-color: var(--spsa-danger);
}

.alert-item.medium-priority {
    border-left-color: var(--spsa-warning);
}

.alert-item.low-priority {
    border-left-color: var(--spsa-info);
}

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

.alert-client {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--spsa-dark);
}

.alert-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

.alert-time {
    font-size: var(--font-size-xs);
    color: var(--spsa-text-light);
}

.alert-message {
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
}

.alert-actions {
    display: flex;
    gap: 0.5rem;
}

.rec-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.rec-icon.group { background: var(--strength-color); }
.rec-icon.nutrition { background: var(--endurance-color); }
.rec-icon.technology { background: var(--flexibility-color); }

.rec-title {
    font-weight: 700;
    color: var(--spsa-dark);
    font-size: var(--font-size-base);
}

.rec-description {
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    line-height: 1.5;
    margin-bottom: var(--spacing-sm);
}

.rec-impact {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.impact-label {
    color: var(--spsa-text-light);
    font-weight: 500;
}

.impact-value {
    color: var(--spsa-primary);
    font-weight: 600;
}

.performance-summary {
    grid-column: span 2;
}

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

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

.metric-label {
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    font-weight: 500;
}

.metric-value-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.metric-value {
    font-weight: 700;
    color: var(--spsa-primary);
    min-width: 60px;
    text-align: right;
}

.metric-bar {
    width: 100px;
    height: 6px;
    background: var(--spsa-border-light);
    border-radius: 3px;
    overflow: hidden;
}

.metric-fill {
    height: 100%;
    background: var(--spsa-gradient);
    border-radius: 3px;
    transition: width 0.5s ease;
}

.metric-stars {
    display: flex;
    gap: 0.125rem;
    color: var(--spsa-warning);
}

/* Client Management Section */
.client-management-section {
    margin-bottom: var(--spacing-2xl);
}

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

.search-container {
    position: relative;
    flex: 1;
    min-width: 250px;
}

.search-container i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--spsa-text-light);
}

.search-container input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--spsa-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    background: var(--spsa-white);
    transition: all 0.3s ease;
}

.search-container input:focus {
    outline: none;
    border-color: var(--spsa-primary);
    box-shadow: 0 0 0 3px rgba(26, 35, 126, 0.1);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.client-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
    transition: all 0.3s ease;
}

.client-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.client-header {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    align-items: flex-start;
}

.client-photo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid var(--spsa-border);
    object-fit: cover;
    flex-shrink: 0;
}

.client-info {
    flex: 1;
}

.client-info h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--spsa-dark);
    margin-bottom: 0.25rem;
}

.client-info p {
    font-size: var(--font-size-sm);
    color: var(--spsa-text-light);
    margin-bottom: 0.5rem;
}

.client-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tag.high-potential {
    background: rgba(16, 185, 129, 0.1);
    color: var(--spsa-success);
}

.tag.at-risk {
    background: rgba(239, 68, 68, 0.1);
    color: var(--spsa-danger);
}

.tag.on-track {
    background: rgba(59, 130, 246, 0.1);
    color: var(--spsa-info);
}

.tag.active {
    background: var(--spsa-gradient-light);
    color: var(--spsa-primary);
}

.client-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    border: 1px solid var(--spsa-border);
    background: var(--spsa-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--spsa-text);
}

.btn-icon:hover {
    border-color: var(--spsa-primary);
    color: var(--spsa-primary);
    background: var(--spsa-gradient-light);
}

.client-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--spsa-lighter);
    border-radius: var(--radius-md);
}

.client-stats .stat-item {
    text-align: center;
    background: none;
    box-shadow: none;
    border: none;
    padding: 0;
}

.client-stats .stat-value {
    font-size: var(--font-size-lg);
    font-weight: 800;
    color: var(--spsa-primary);
    margin-bottom: 0.25rem;
}

.client-stats .stat-label {
    font-size: var(--font-size-xs);
    color: var(--spsa-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.client-progress {
    margin-bottom: var(--spacing-md);
}

.progress-categories {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.category {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.category-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--spsa-text);
    min-width: 70px;
}

.category-bar {
    flex: 1;
    height: 6px;
    background: var(--spsa-border-light);
    border-radius: 3px;
    overflow: hidden;
}

.category-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
}

.category.speed .category-fill { background: var(--speed-color); }
.category.strength .category-fill { background: var(--strength-color); }
.category.endurance .category-fill { background: var(--endurance-color); }

.client-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--spsa-border-light);
}

.last-session {
    font-size: var(--font-size-sm);
    color: var(--spsa-text-light);
}

/* Quick Actions Section */
.quick-actions-section, .quick-actions-executive {
    margin-bottom: var(--spacing-2xl);
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.action-btn {
    background: var(--spsa-white);
    border: 2px solid var(--spsa-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
    color: var(--spsa-text);
    text-decoration: none;
}

.action-btn:hover {
    border-color: var(--spsa-primary);
    color: var(--spsa-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: var(--spsa-gradient-light);
}

.action-btn i {
    font-size: var(--font-size-2xl);
    color: var(--spsa-primary);
}

.action-btn span {
    font-weight: 600;
    font-size: var(--font-size-base);
}

.action-btn small {
    font-size: var(--font-size-sm);
    color: var(--spsa-text-light);
    margin-top: -0.5rem;
}

/* Button Styles */
.btn-primary {
    background: var(--spsa-gradient);
    color: var(--spsa-white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

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

.btn-secondary {
    background: var(--spsa-white);
    color: var(--spsa-text);
    border: 1px solid var(--spsa-border);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    border-color: var(--spsa-primary);
    color: var(--spsa-primary);
    background: var(--spsa-gradient-light);
}

.btn-secondary.active {
    background: var(--spsa-primary);
    color: var(--spsa-white);
    border-color: var(--spsa-primary);
}

.btn-outline {
    background: none;
    color: var(--spsa-primary);
    border: 1px solid var(--spsa-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn-outline-small {
    background: none;
    color: var(--spsa-primary);
    border: 1px solid var(--spsa-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-outline-small:hover {
    background: var(--spsa-primary);
    color: var(--spsa-white);
}

.btn-small {
    background: var(--spsa-gradient);
    color: var(--spsa-white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.btn-small:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-small.urgent {
    background: var(--spsa-danger);
}

.btn-text {
    background: none;
    border: none;
    color: var(--spsa-primary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.btn-text:hover {
    background: var(--spsa-gradient-light);
}

/* Insights Styles */
.insights-section {
    margin-bottom: var(--spacing-2xl);
}

.insights-card {
    background: var(--spsa-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--spsa-border);
}

.insights-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--spsa-border-light);
}

.insights-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--spsa-dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.insights-header h3 i {
    color: var(--spsa-primary);
}

.insights-actions {
    display: flex;
    gap: 0.5rem;
}

.insights-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.insight-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--spsa-lighter);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--spsa-border);
    transition: all 0.3s ease;
}

.insight-item:hover {
    background: var(--spsa-gradient-light);
    transform: translateX(2px);
}

.insight-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--spsa-white);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.insight-icon.success {
    background: var(--spsa-success);
}

.insight-icon.warning {
    background: var(--spsa-warning);
}

.insight-icon.info {
    background: var(--spsa-info);
}

.insight-text {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--spsa-text);
    line-height: 1.6;
}

.insight-text strong {
    color: var(--spsa-dark);
    font-weight: 700;
}

/* Footer Styles */
.spsa-footer {
    background: var(--spsa-dark);
    color: var(--spsa-white);
    padding: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-2xl);
}

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-logo .spsa-logo {
    font-size: var(--font-size-2xl);
    font-weight: 900;
    margin-bottom: 0.25rem;
}

.footer-logo .tagline {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-info p, .footer-contact p {
    margin: 0.5rem 0;
    opacity: 0.8;
    font-size: var(--font-size-sm);
}

.footer-contact h4, .footer-links h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--spsa-white);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: var(--spsa-white);
    text-decoration: none;
    opacity: 0.8;
    font-size: var(--font-size-sm);
    transition: all 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--spsa-white);
    transform: translateX(2px);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    text-align: center;
    color: var(--spsa-white);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top: 4px solid var(--spsa-white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

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

.loading-spinner p {
    font-size: var(--font-size-lg);
    font-weight: 500;
}

/* Form Controls */
select, input[type="text"], input[type="email"], input[type="tel"] {
    padding: 0.75rem 1rem;
    border: 1px solid var(--spsa-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    background: var(--spsa-white);
    color: var(--spsa-text);
    transition: all 0.3s ease;
    font-family: inherit;
}

select:focus, input[type="text"]:focus, input[type="email"]:focus, input[type="tel"]:focus {
    outline: none;
    border-color: var(--spsa-primary);
    box-shadow: 0 0 0 3px rgba(26, 35, 126, 0.1);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: var(--spacing-md);
    }
    
    .portal-header h1 {
        font-size: var(--font-size-3xl);
    }
    
    .nav-container {
        flex-direction: row;
        overflow-x: auto;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .nav-container::-webkit-scrollbar {
        display: none;
    }
    
    .nav-btn {
        padding: 0.75rem 1rem;
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .nav-btn span {
        display: none;
    }
    
    .header-menu-btn {
        display: flex;
    }
    
    .user-profile span {
        display: none;
    }
    
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    
    .personal-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .assessment-grid {
        grid-template-columns: 1fr;
    }
    
    .recommendations-grid {
        grid-template-columns: 1fr;
    }
    
    .analytics-grid {
        grid-template-columns: 1fr;
    }
    
    .clients-grid {
        grid-template-columns: 1fr;
    }
    
    .actions-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .spsa-header {
        padding: var(--spacing-md);
    }
    
    .header-content {
        flex-direction: row;
        justify-content: space-between;
    }
    
    .logo-section {
        gap: 0.5rem;
    }
    
    .spsa-logo {
        font-size: var(--font-size-2xl);
    }
    
    .tagline {
        font-size: 0.625rem;
    }
    
    .portal-navigation {
        padding: 0 var(--spacing-md);
    }
    
    .management-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-container {
        min-width: auto;
    }
    
    .section-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .header-stats {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .trainer-stats {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }
    
    .stat-pill {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .portal-header h1 {
        font-size: var(--font-size-2xl);
    }
    
    .kpi-card, .stat-card, .assessment-card {
        padding: var(--spacing-md);
    }
    
    .kpi-icon, .stat-icon, .assessment-icon {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-lg);
    }
    
    .kpi-value, .stat-value, .assessment-score {
        font-size: var(--font-size-2xl);
    }
    
    .time-slot {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .time-marker {
        width: auto;
        margin-right: 0;
    }
    
    .appointment {
        flex-direction: column;
        gap: var(--spacing-md);
        width: 100%;
    }
    
    .client-info {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .client-avatar {
        width: 40px;
        height: 40px;
        align-self: flex-start;
    }
    
    .ai-insights {
        align-items: flex-start;
    }
    
    .insight-details {
        max-width: none;
        text-align: left;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--spsa-light);
}

::-webkit-scrollbar-thumb {
    background: var(--spsa-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--spsa-primary);
}

/* 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 {
    .spsa-header, .portal-navigation, .footer {
        display: none;
    }
    
    .main-content {
        padding: 0;
        max-width: none;
    }
    
    .portal-section {
        display: block !important;
    }
    
    .chart-card, .kpi-card, .stat-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--spsa-border);
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --spsa-border: #000000;
        --spsa-text: #000000;
        --spsa-bg: #ffffff;
    }
}

/* Dark Mode Support (Future Enhancement) */
@media (prefers-color-scheme: dark) {
    :root {
        --spsa-light: #0f172a;
        --spsa-white: #1e293b;
        --spsa-text: #e2e8f0;
        --spsa-border: #334155;
    }
}

/* Focus Styles for Accessibility */
button:focus-visible, 
.btn-primary:focus-visible, 
.btn-secondary:focus-visible, 
.btn-outline:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 2px solid var(--spsa-primary);
    outline-offset: 2px;
}

/* Animation Performance */
.kpi-card, .stat-card, .assessment-card, .recommendation-card,
.chart-card, .insight-card, .client-card, .action-btn {
    will-change: transform;
}

/* Smooth Scrolling for Navigation */
html {
    scroll-behavior: smooth;
}

/* Ensure proper stacking contexts */
.spsa-header {
    z-index: 100;
}

.portal-navigation {
    z-index: 90;
}

.loading-overlay {
    z-index: 9999;
}

/* Final polish for production */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    text-rendering: optimizeLegibility;
}