/* ============================================
   AP HAIR SALON - STYLE MODERNO
   Design Premium & Responsivo
   ============================================ */

:root {
    /* Cores Modernas */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --dark-bg: #0f172a;
    --light-bg: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.95);
    --text-dark: #1e293b;
    --text-light: #64748b;
    --text-white: #f1f5f9;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Bordas */
    --border-radius-sm: 16px;
    --border-radius-md: 24px;
    --border-radius-lg: 32px;
    --border-radius-xl: 48px;
    
    /* Sombras */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 30px 60px rgba(0, 0, 0, 0.15);
    --shadow-primary: 0 10px 30px rgba(102, 126, 234, 0.3);
    
    /* Transições */
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s ease;
    
    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.2);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-blur: blur(10px);
}

/* ============================================
   RESET & 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(--light-bg);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* ============================================
   BACKGROUND EFFECTS
   ============================================ */

.bg-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.bg-blur {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    animation: float 20s infinite ease-in-out;
}

.bg-blur-1 {
    width: 600px;
    height: 600px;
    background: var(--primary-gradient);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.bg-blur-2 {
    width: 600px;
    height: 600px;
    background: var(--secondary-gradient);
    bottom: -200px;
    left: -200px;
    animation-delay: 5s;
}

.bg-blur-3 {
    width: 400px;
    height: 400px;
    background: var(--accent-gradient);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

/* Particles Container */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    background: var(--primary-gradient);
    border-radius: 50%;
    animation: float 20s infinite linear;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-weight: 800;
    letter-spacing: -1px;
}

.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   LAYOUT & CONTAINERS
   ============================================ */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.section-padding {
    padding: var(--spacing-xl) 0;
}

/* ============================================
   HEADER MODERNO
   ============================================ */

.modern-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
    position: relative;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.logo-icon {
    font-size: 4rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: pulse 2s infinite;
}

.header-divider {
    width: 80px;
    height: 4px;
    background: var(--accent-gradient);
    margin: var(--spacing-md) auto;
    border-radius: 2px;
}

.tagline {
    font-size: 1.3rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
    font-weight: 300;
    line-height: 1.8;
    position: relative;
    padding: var(--spacing-md);
    background: var(--card-bg);
    border-radius: var(--border-radius-sm);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
}

/* ============================================
   CARDS MODERNOS
   ============================================ */

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: var(--primary-gradient);
}

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

.card-sidebar::before {
    width: 6px;
    height: 100%;
}

.card-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.card-title i {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 2.5rem;
}

/* ============================================
   FORMULÁRIO MODERNO
   ============================================ */

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.form-label i {
    color: #764ba2;
    font-size: 1.2rem;
}

.input-group {
    position: relative;
}

.form-control {
    width: 100%;
    padding: 18px 20px 18px 50px;
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius-sm);
    background: white;
    color: var(--text-dark);
    font-size: 1rem;
    transition: var(--transition-normal);
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.input-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 1.2rem;
    transition: var(--transition-normal);
}

.form-control:focus + .input-icon {
    color: #667eea;
}

.textarea-control {
    min-height: 140px;
    resize: vertical;
    line-height: 1.6;
    padding: 20px !important;
}

/* Select Personalizado */
.select-wrapper {
    position: relative;
}

.select-wrapper::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    pointer-events: none;
}

/* Botão de Envio */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 16px 32px;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

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

.btn-full {
    width: 100%;
}

.btn-loading {
    cursor: wait;
    opacity: 0.8;
}

/* ============================================
   SERVICES LIST
   ============================================ */

.services-list {
    list-style: none;
    margin-top: var(--spacing-md);
}

.services-list li {
    padding: 18px 0;
    border-bottom: 1px solid #f1f5f9;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition-normal);
}

.services-list li:hover {
    padding-left: 15px;
    background: linear-gradient(90deg, rgba(102, 126, 234, 0.1), transparent);
}

.services-list li:last-child {
    border-bottom: none;
}

.service-icon {
    width: 50px;
    height: 50px;
    background: var(--accent-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.service-text {
    flex: 1;
}

.service-name {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.service-desc {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ============================================
   CONTACT INFO
   ============================================ */

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(241, 245, 249, 0.5);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-normal);
}

.contact-item:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateX(10px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    flex-shrink: 0;
}

.contact-info {
    flex: 1;
}

.contact-label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.contact-value {
    color: var(--text-light);
    font-size: 1rem;
}

/* ============================================
   VISITOR COUNTER
   ============================================ */

.visitor-counter {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--glass-border);
    margin-top: var(--spacing-lg);
    backdrop-filter: var(--glass-blur);
}

.counter-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.counter-item {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(241, 245, 249, 0.5);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-normal);
}

.counter-item:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-5px);
}

.counter-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-xs);
    font-family: 'Poppins', sans-serif;
}

.counter-label {
    color: var(--text-light);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.online-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.online-dot {
    width: 10px;
    height: 10px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.9);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    max-width: 600px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--glass-border);
    animation: slideUp 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: var(--primary-gradient);
}

.modal-icon {
    font-size: 5rem;
    background: var(--success);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-md);
    animation: bounce 1s;
}

.modal-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
    font-weight: 700;
}

.modal-text {
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
    font-size: 1.1rem;
}

.modal-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

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

.modern-footer {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    text-align: center;
    background: rgba(15, 23, 42, 0.95);
    color: var(--text-white);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    position: relative;
    overflow: hidden;
}

.modern-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: var(--primary-gradient);
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.footer-logo {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-tagline {
    color: #94a3b8;
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
    line-height: 1.8;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-gradient);
    transform: translateY(-5px);
}

.copyright {
    color: #64748b;
    font-size: 0.95rem;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.developer-credit {
    margin-top: var(--spacing-xs);
    color: #94a3b8;
}

.developer-credit a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.developer-credit a:hover {
    text-decoration: underline;
}

/* ============================================
   INSTALLATION STATUS
   ============================================ */

.installation-status {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--card-bg);
    padding: 15px 25px;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideInRight 0.5s ease;
}

.status-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.status-icon.installed {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.status-icon.not-installed {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.status-text {
    font-weight: 600;
    color: var(--text-dark);
}

.install-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    margin-left: 10px;
}

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

/* ============================================
   NOTIFICATIONS
   ============================================ */

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 20px 30px;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    animation: slideInRight 0.3s ease;
    display: flex;
    align-items: center;
    gap: 15px;
    max-width: 400px;
    backdrop-filter: var(--glass-blur);
}

.notification-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.9), rgba(5, 150, 105, 0.9));
    color: white;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.notification-error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.9), rgba(220, 38, 38, 0.9));
    color: white;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.notification-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.9), rgba(217, 119, 6, 0.9));
    color: white;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.notification-info {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.9), rgba(37, 99, 235, 0.9));
    color: white;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.notification-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-weight: 700;
    margin-bottom: 5px;
    display: block;
}

.notification-close {
    background: none;
    border: none;
    color: inherit;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0;
    opacity: 0.8;
    transition: var(--transition-fast);
}

.notification-close:hover {
    opacity: 1;
}

/* ============================================
   LOADING STATES
   ============================================ */

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0,0,0,.1);
    border-radius: 50%;
    border-top-color: var(--primary-gradient);
    animation: spin 1s ease-in-out infinite;
}

.loading-lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

/* ============================================
   AVAILABILITY CHECK
   ============================================ */

.availability-check {
    background: var(--card-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin-top: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid #e2e8f0;
    display: none;
}

.available-times {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.time-slot {
    padding: 10px 15px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-normal);
    font-weight: 500;
}

.time-slot:hover {
    border-color: #667eea;
    background: rgba(102, 126, 234, 0.05);
}

.time-slot.selected {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.time-slot.unavailable {
    background: #f5f5f5;
    color: #999;
    cursor: not-allowed;
    text-decoration: line-through;
}

/* ============================================
   ANIMATIONS & KEYFRAMES
   ============================================ */

@keyframes float {
    0%, 100% { 
        transform: translateY(0) rotate(0deg); 
    }
    50% { 
        transform: translateY(-20px) rotate(180deg); 
    }
}

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

@keyframes fadeIn {
    from { 
        opacity: 0; 
    }
    to { 
        opacity: 1; 
    }
}

@keyframes slideUp {
    from { 
        transform: translateY(50px) scale(0.9); 
        opacity: 0; 
    }
    to { 
        transform: translateY(0) scale(1); 
        opacity: 1; 
    }
}

@keyframes slideInRight {
    from { 
        transform: translateX(100px); 
        opacity: 0; 
    }
    to { 
        transform: translateX(0); 
        opacity: 1; 
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { 
        transform: translateY(0); 
    }
    40% { 
        transform: translateY(-20px); 
    }
    60% { 
        transform: translateY(-10px); 
    }
}

@keyframes spin {
    to { 
        transform: rotate(360deg); 
    }
}

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

@media (max-width: 1200px) {
    .container {
        max-width: 1140px;
    }
    
    .card {
        padding: var(--spacing-lg);
    }
    
    .logo-text {
        font-size: 3.5rem;
    }
    
    .card-title {
        font-size: 2rem;
    }
}

@media (max-width: 992px) {
    .main-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .logo-text {
        font-size: 3rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .counter-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section-padding {
        padding: var(--spacing-lg) 0;
    }
    
    .modern-header {
        padding: var(--spacing-lg) 0;
        margin-bottom: var(--spacing-lg);
    }
    
    .card {
        padding: var(--spacing-md);
    }
    
    .logo-text {
        font-size: 2.5rem;
    }
    
    .tagline {
        font-size: 1.1rem;
        padding: var(--spacing-sm);
    }
    
    .card-title {
        font-size: 1.8rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .modal-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .modal-title {
        font-size: 2rem;
    }
    
    .counter-grid {
        grid-template-columns: 1fr;
    }
    
    .social-links {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .logo-text {
        font-size: 2rem;
    }
    
    .card-title {
        font-size: 1.6rem;
    }
    
    .form-control {
        padding: 15px 15px 15px 45px;
    }
    
    .input-icon {
        left: 15px;
    }
    
    .modal-title {
        font-size: 1.8rem;
    }
    
    .modal-buttons {
        flex-direction: column;
    }
    
    .modal-buttons .btn {
        width: 100%;
    }
    
    .installation-status {
        bottom: 10px;
        right: 10px;
        left: 10px;
        text-align: center;
        flex-direction: column;
        gap: 10px;
    }
    
    .status-text {
        text-align: center;
    }
}

@media (max-width: 360px) {
    .logo-text {
        font-size: 1.8rem;
    }
    
    .card-title {
        font-size: 1.4rem;
    }
    
    .btn {
        padding: 14px 24px;
        font-size: 1rem;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

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

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

.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-sm); }
.gap-3 { gap: var(--spacing-md); }
.gap-4 { gap: var(--spacing-lg); }
.gap-5 { gap: var(--spacing-xl); }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.rounded-sm { border-radius: var(--border-radius-sm); }
.rounded-md { border-radius: var(--border-radius-md); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-xl { border-radius: var(--border-radius-xl); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

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

@media print {
    .bg-effects,
    .particles-container,
    .installation-status,
    .social-links,
    .btn,
    .notification {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        background: white !important;
    }
    
    .form-control {
        border: 1px solid #ddd !important;
        background: white !important;
        color: black !important;
    }
}