/* ========== RESET & VARIABLES ========== */

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

:root {
    /* Light Mode Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    
    /* Brand Colors */
    --primary-color: #10b981;
    --primary-dark: #059669;
    --secondary-color: #3b82f6;
    --success-color: #22c55e;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --gradient-hero: linear-gradient(135deg, #10b981 0%, #0d9488 50%, #0891b2 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 40px rgba(16, 185, 129, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========== DARK MODE ========== */

[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ========== THEME TOGGLE ========== */

.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: var(--shadow-glow);
}

.theme-toggle i {
    color: white;
    font-size: 1.5rem;
    transition: transform var(--transition-normal);
}

/* ========== NAVBAR ========== */

.navbar {
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-icon {
    font-size: 2rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

.nav-link:hover {
    color: var(--primary-color);
}

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

.btn {
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: var(--bg-primary);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

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

.btn-success:hover {
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--text-muted);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

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

.hero {
    background: var(--gradient-hero);
    color: white;
    padding: var(--spacing-xxl) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-content {
    max-width: 800px;
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    font-weight: 800;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.highlight {
    color: #fcd34d;
    display: block;
    position: relative;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

/* ========== IMPACT COUNTER - FORCE ONE LINE ========== */

.impact-counter {
    display: flex;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    opacity: 0;
    animation: fadeInUp 1s ease 0.3s forwards;
}

.counter-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    border: 2px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    transition: all var(--transition-normal);
    flex-shrink: 0;
    white-space: nowrap;
}

.counter-badge:hover {
    transform: translateY(-5px) scale(1.05);
    background: rgba(255, 255, 255, 0.35);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.counter-badge i {
    font-size: 1.5rem;
    color: #fcd34d;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.counter-number {
    font-size: 1.4rem;
    font-weight: 800;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.counter-label {
    font-size: 0.8rem;
    opacity: 0.95;
    font-weight: 500;
}

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

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(40px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    0% {
        opacity: 0;
        transform: translateX(-40px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    0% {
        opacity: 0;
        transform: translateX(40px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(252, 211, 77, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(252, 211, 77, 0.6);
    }
}

/* ========== SECTIONS ========== */

.section {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-secondary);
    transition: background-color var(--transition-normal);
}

.section-light {
    background: var(--bg-primary);
}

.section-dark {
    background: var(--bg-tertiary);
}

[data-theme="dark"] .section-dark {
    background: #0f172a;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

/* ========== STEPS GRID - FORCE 4 IN ONE LINE ========== */

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.step-card {
    background: var(--bg-primary);
    padding: var(--spacing-lg) var(--spacing-sm);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
}

.step-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    width: 35px;
    height: 35px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1rem;
    box-shadow: var(--shadow-md);
}

.step-icon {
    font-size: 2.5rem;
    margin: var(--spacing-sm) 0;
}

.step-card h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    font-size: 1rem;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ========== ABOUT SECTION ========== */

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.why-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    transition: transform var(--transition-normal);
}

.why-card:hover {
    transform: translateX(5px);
}

.why-card i {
    color: var(--success-color);
    font-size: 1.5rem;
    margin-top: 2px;
}

.why-card strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.why-card p {
    font-size: 0.85rem !important;
    color: var(--text-secondary) !important;
    margin: 0 !important;
}

/* ========== CTA BOX ========== */

.cta-box {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--primary-color);
}

.cta-box h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.cta-box p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* ========== SCROLL REVEAL ANIMATIONS ========== */

.fade-in {
    animation: fadeInUp 1s ease forwards;
}

.fade-in-delayed {
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ========== CALCULATOR PAGE ========== */

.calculator-section {
    padding: var(--spacing-xl) 0;
    min-height: 100vh;
    background: var(--bg-secondary);
}

.calculator-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.calculator-header h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.calculator-header p {
    color: var(--text-secondary);
}

.calculator-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-xl);
}

/* ========== PROGRESS BAR ========== */

.progress-bar {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.progress-bar::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--bg-tertiary);
    z-index: 0;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

.step-circle {
    width: 45px;
    height: 45px;
    border-radius: var(--radius-full);
    background: var(--bg-primary);
    border: 3px solid var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: var(--text-muted);
    transition: all var(--transition-normal);
}

.progress-step.active .step-circle {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-glow);
}

.step-label {
    margin-top: var(--spacing-xs);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.progress-step.active .step-label {
    color: var(--primary-color);
    font-weight: 600;
}

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

.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.form-step h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.form-group small {
    display: block;
    margin-top: var(--spacing-xs);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.info-box {
    background: rgba(59, 130, 246, 0.1);
    border-left: 4px solid var(--secondary-color);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin: var(--spacing-md) 0;
}

.info-box strong {
    color: var(--secondary-color);
}

.info-box p {
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.form-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: space-between;
    margin-top: var(--spacing-xl);
}

/* ========== LOADING SPINNER ========== */

.loading-spinner {
    text-align: center;
    padding: var(--spacing-xl);
}

.spinner {
    border: 4px solid var(--bg-tertiary);
    border-top: 4px solid var(--primary-color);
    border-radius: var(--radius-full);
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

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

.spinner-small {
    border: 3px solid var(--bg-tertiary);
    border-top: 3px solid var(--primary-color);
    border-radius: var(--radius-full);
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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

.dashboard-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
    min-height: 100vh;
}

.score-card-main {
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-xl);
    margin-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.score-card-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
}

.score-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.score-emoji {
    font-size: 5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.score-number {
    font-size: 6rem;
    font-weight: 800;
}

.score-max {
    font-size: 2.5rem;
    opacity: 0.8;
}

.score-level {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.score-message {
    font-size: 1.1rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

/* ========== CO2 BANNER ========== */

.co2-banner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.co2-item {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.co2-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.co2-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.co2-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-primary);
}

.co2-value.comparison {
    color: var(--secondary-color);
}

.co2-value.target {
    color: var(--success-color);
}

/* ========== CHARTS ========== */

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

.chart-card {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.chart-card-full {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-xl);
}

.chart-card h3,
.chart-card-full h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

/* ========== BREAKDOWN TABLE ========== */

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

.breakdown-table th {
    background: var(--bg-tertiary);
    padding: var(--spacing-sm);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-radius: var(--radius-sm);
}

.breakdown-table td {
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--bg-tertiary);
    color: var(--text-primary);
}

.impact-bar {
    height: 20px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    transition: width 0.5s ease;
}

/* ========== RECOMMENDATIONS ========== */

.recommendations-section {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-xl);
}

.recommendations-section h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.recommendations-subtitle {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.recommendations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.recommendation-card {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
    transition: all var(--transition-normal);
}

.recommendation-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

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

.rec-icon {
    font-size: 2rem;
}

.rec-category {
    font-weight: 600;
    color: var(--text-primary);
}

.rec-tip {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.rec-impact {
    color: var(--success-color);
    font-weight: 600;
    font-size: 0.9rem;
}

.rec-difficulty {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
    font-weight: 600;
}

.rec-difficulty.Easy {
    background: #d1fae5;
    color: #065f46;
}

.rec-difficulty.Medium {
    background: #fed7aa;
    color: #9a3412;
}

.rec-difficulty.Hard {
    background: #fecaca;
    color: #991b1b;
}

.loading-recommendations {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

/* ========== DASHBOARD ACTIONS ========== */

.dashboard-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

/* ========== BADGES ========== */

.badges-section {
    background: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.badges-section h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.badge-card {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    border: 2px solid transparent;
    transition: all var(--transition-normal);
}

.badge-card.earned {
    border-color: var(--primary-color);
    background: rgba(16, 185, 129, 0.1);
}

.badge-card.locked {
    opacity: 0.5;
    filter: grayscale(100%);
}

.badge-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-xs);
}

.badge-name {
    font-weight: 600;
    color: var(--text-primary);
}

.badge-card small {
    color: var(--text-muted);
    font-size: 0.8rem;
}

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

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-box {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    animation: modalSlide 0.3s ease;
}

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

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--bg-tertiary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--danger-color);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-body p {
    color: var(--text-secondary);
}

.share-text {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin: var(--spacing-md) 0;
    line-height: 1.6;
    color: var(--text-primary);
}

.share-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.share-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.share-btn.twitter {
    background: #1da1f2;
    color: white;
}

.share-btn.twitter:hover {
    background: #0d8bd9;
}

.share-btn.whatsapp {
    background: #25d366;
    color: white;
}

.share-btn.whatsapp:hover {
    background: #1da851;
}

.share-btn.copy {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

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

.footer {
    background: #0f172a;
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: white;
}

.footer-section p {
    color: #94a3b8;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: #94a3b8;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid #334155;
    color: #64748b;
}

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

@media (max-width: 1024px) {
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .impact-counter {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .nav-menu {
        display: none;
    }
    
    .form-buttons {
        flex-direction: column;
    }
    
    .charts-row {
        grid-template-columns: 1fr;
    }
    
    .score-number {
        font-size: 4rem;
    }
    
    .score-emoji {
        font-size: 3rem;
    }
    
    .impact-counter {
        flex-direction: column;
        align-items: center;
    }
    
    .counter-badge {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .theme-toggle {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
    }
    
    .theme-toggle i {
        font-size: 1.2rem;
    }
}

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

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--radius-full);
}

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