/* ================================================
   GestivoSalon - Stile CSS Principale
   Design: Moderno, Luminoso, Glassmorphism
   ================================================ */

/* ================================================
   VARIABILI CSS
   ================================================ */
:root {
    /* Colori principali */
    --color-white: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-bg-section: #f0f4f8;
    --color-text-dark: #1a1a2e;
    --color-text-medium: #4a4a5a;
    --color-text-light: #6b7280;
    
    /* Colore accento - Verde Salvia Moderno */
    --color-accent: #4a9d7c;
    --color-accent-light: #5fb894;
    --color-accent-dark: #3a7d62;
    --color-accent-bg: rgba(74, 157, 124, 0.08);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --glass-blur: blur(10px);
    
    /* Tipografia */
    --font-primary: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spaziature */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    
    /* Transizioni */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    
    /* Container */
    --container-max: 1200px;
    --container-narrow: 900px;
}

/* ================================================
   RESET E BASE
   ================================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: var(--line-height-base);
    color: var(--color-text-dark);
    background-color: var(--color-white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ================================================
   TIPOGRAFIA
   ================================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text-dark);
}

h1 {
    font-size: 2.75rem;
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-medium);
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent-dark);
}

ul, ol {
    list-style: none;
}

/* ================================================
   CONTAINER E LAYOUT
   ================================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-narrow {
    max-width: var(--container-narrow);
}

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

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

.section-accent {
    background-color: var(--color-accent-bg);
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.section-header p {
    font-size: 1.125rem;
}

/* ================================================
   HEADER E NAVIGAZIONE
   ================================================ */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    padding: var(--spacing-sm) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-dark);
}

.logo svg {
    width: 40px;
    height: 40px;
}

.logo:hover {
    color: var(--color-accent);
}

.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--color-text-medium);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent);
    background-color: var(--color-accent-bg);
}

/* Menu mobile */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle svg {
    width: 28px;
    height: 28px;
    color: var(--color-text-dark);
}

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 50%, var(--color-accent-bg) 100%);
    min-height: 70vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 700px;
}

.hero-badge {
    display: inline-block;
    background: var(--color-accent-bg);
    color: var(--color-accent);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-medium);
    margin-bottom: var(--spacing-lg);
}

.hero-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.hero-price .price-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.hero-price .price-period {
    font-size: 1.125rem;
    color: var(--color-text-light);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ================================================
   BUTTONS
   ================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn svg {
    width: 20px;
    height: 20px;
}

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

.btn-primary:hover {
    background-color: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(74, 157, 124, 0.3);
}

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

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

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* ================================================
   CARDS - GLASSMORPHISM
   ================================================ */
.card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--glass-shadow);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.card-icon {
    width: 56px;
    height: 56px;
    background: var(--color-accent-bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.card-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-accent);
}

/* ================================================
   FEATURE GRID
   ================================================ */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.feature-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

/* ================================================
   STEPS / COME FUNZIONA
   ================================================ */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    position: relative;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--color-accent);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.step h3 {
    color: var(--color-text-dark);
}

.step p {
    color: var(--color-text-medium);
}

/* ================================================
   APP PREVIEW / MOCK UI
   ================================================ */
.app-preview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    align-items: center;
}

.app-preview-reverse {
    direction: rtl;
}

.app-preview-reverse > * {
    direction: ltr;
}

.mock-ui {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--glass-shadow);
}

.mock-ui-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    margin-bottom: var(--spacing-md);
}

.mock-ui-title {
    font-weight: 600;
    color: var(--color-text-dark);
}

.mock-ui-dots {
    display: flex;
    gap: 6px;
}

.mock-ui-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-bg-section);
}

.mock-ui-dot:first-child { background: #ff6b6b; }
.mock-ui-dot:nth-child(2) { background: #ffd93d; }
.mock-ui-dot:last-child { background: #6bcb77; }

.mock-calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: var(--spacing-md);
}

.mock-calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    background: var(--color-bg-light);
}

.mock-calendar-day.active {
    background: var(--color-accent);
    color: var(--color-white);
}

.mock-calendar-day.booked {
    background: var(--color-accent-bg);
    color: var(--color-accent);
}

.mock-appointment {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--color-bg-light);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-xs);
}

.mock-appointment-time {
    font-weight: 600;
    color: var(--color-accent);
    min-width: 60px;
}

.mock-appointment-name {
    color: var(--color-text-dark);
}

.mock-appointment-service {
    color: var(--color-text-light);
    font-size: 0.875rem;
    margin-left: auto;
}

/* ================================================
   PRICING
   ================================================ */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.pricing-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--glass-shadow);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
}

.pricing-card.featured {
    border: 2px solid var(--color-accent);
    position: relative;
}

.pricing-card.featured::before {
    content: 'Più scelto';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.pricing-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.pricing-price {
    margin-bottom: var(--spacing-lg);
}

.pricing-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

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

.pricing-features {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) 0;
    color: var(--color-text-medium);
}

.pricing-feature svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent);
    flex-shrink: 0;
}

/* ================================================
   FAQ
   ================================================ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.faq-question {
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--color-text-dark);
}

.faq-question svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
    transition: transform var(--transition-fast);
}

.faq-answer {
    padding: 0 var(--spacing-lg) var(--spacing-md);
    color: var(--color-text-medium);
}

.faq-item[open] .faq-question svg {
    transform: rotate(180deg);
}

/* ================================================
   CTA SECTION
   ================================================ */
.cta-section {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.cta-section h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.cta-section .btn-primary {
    background: var(--color-white);
    color: var(--color-accent);
    border-color: var(--color-white);
}

.cta-section .btn-primary:hover {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

/* ================================================
   FORM
   ================================================ */
.form {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-label {
    display: block;
    font-weight: 500;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-xs);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-family: inherit;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-bg);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

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

/* ================================================
   CONTACT INFO
   ================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: start;
}

.contact-info-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent-bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
}

.contact-info-content h4 {
    margin-bottom: var(--spacing-xs);
}

.contact-info-content p {
    margin: 0;
}

/* ================================================
   PAGE HERO (Pagine interne)
   ================================================ */
.page-hero {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 50%, var(--color-accent-bg) 100%);
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.page-hero h1 {
    font-size: 2.5rem;
}

.page-hero p {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ================================================
   APP SALONE PAGE
   ================================================ */
.app-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.app-device-preview {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--glass-shadow);
    text-align: center;
}

.app-device-frame {
    background: linear-gradient(135deg, var(--color-bg-section) 0%, var(--color-white) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    max-width: 280px;
    margin: 0 auto;
}

/* ================================================
   CHI SIAMO PAGE
   ================================================ */
.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.value-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.value-icon {
    width: 72px;
    height: 72px;
    background: var(--color-accent-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.value-icon svg {
    width: 36px;
    height: 36px;
    color: var(--color-accent);
}

/* ================================================
   LEGAL PAGES
   ================================================ */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.legal-content p,
.legal-content li {
    color: var(--color-text-medium);
    margin-bottom: var(--spacing-sm);
}

.legal-content ul {
    list-style: disc;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
    background: var(--color-bg-light);
    padding: var(--spacing-xl) 0;
    margin-top: auto;
}

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

.footer-copy {
    color: var(--color-text-light);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-link {
    color: var(--color-text-light);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-accent);
}

/* ================================================
   UTILITIES
   ================================================ */
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.highlight {
    color: var(--color-accent);
}

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 1024px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-values {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-base: 15px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .nav-list {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--glass-bg);
        backdrop-filter: var(--glass-blur);
        -webkit-backdrop-filter: var(--glass-blur);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-sm);
        transform: translateY(-150%);
        opacity: 0;
        transition: all var(--transition-normal);
        border-bottom: 1px solid var(--glass-border);
    }
    
    .nav-list.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .feature-grid,
    .steps,
    .pricing-grid,
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .app-preview,
    .contact-grid,
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .app-preview-reverse {
        direction: ltr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .app-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-price .price-value {
        font-size: 2rem;
    }
    
    .pricing-value {
        font-size: 2rem;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
}