/* ============================================
   TIPSTER PRO — SPORTIUM NETWORK
   Landing Page CSS
   Versione: 1.0
   Data: 15 maggio 2026
   ============================================ */

/* Reset e base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Palette Sportium.it */
    --color-bg-primary: #0E1116;
    --color-bg-secondary: #161B22;
    --color-bg-card: #1C222B;
    --color-accent: #CC252C;
    --color-accent-light: #e83a42;
    --color-accent-dark: #a81e24;
    --color-brand-blue: #034694;
    --color-text-primary: #ffffff;
    --color-text-secondary: #a8b0bc;
    --color-text-muted: #6b7280;
    --color-border: #2d3544;
    --color-success: #21C721;
    --color-danger: #CC252C;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --container-max: 1200px;
    --container-padding: 24px;

    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 32px;
    --spacing-lg: 64px;
    --spacing-xl: 100px;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
    scroll-padding-bottom: 96px;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   SEZIONE 1: HERO
   ============================================ */
.section-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, #0f0f0f 100%);
    position: relative;
    overflow: hidden;
    padding: var(--spacing-xl) 0;
}

.section-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(204, 37, 44, 0.12) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(36px, 5vw, 52px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 22px);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.hero-tagline {
    font-size: 18px;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.btn-primary {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-bg-primary);
    padding: 18px 40px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-size: 18px;
    font-weight: 700;
    text-align: center;
    transition: var(--transition);
    border: 2px solid var(--color-accent);
    cursor: pointer;
}

.btn-primary:hover {
    background-color: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(204, 37, 44, 0.35);
}

.btn-secondary {
    display: inline-block;
    color: var(--color-text-secondary);
    text-decoration: underline;
    text-underline-offset: 4px;
    font-size: 16px;
    text-align: center;
    transition: var(--transition);
}

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

.hero-social-proof {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: 15px;
    color: var(--color-text-secondary);
}

.proof-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 500;
}

.proof-item::before {
    content: none;
}

/* Hero showcase image */
.hero-showcase {
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
}

.hero-showcase-video,
.hero-showcase-poster {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    vertical-align: middle;
}

.hero-showcase-poster {
    display: none;
}

.hero-showcase.is-static .hero-showcase-video {
    display: none;
}

.hero-showcase.is-static .hero-showcase-poster {
    display: block;
}

@media (prefers-reduced-motion: reduce) {
    .hero-showcase-video {
        display: none;
    }

    .hero-showcase-poster {
        display: block;
    }
}

.hero-showcase-badge {
    position: absolute;
    bottom: 16px;
    left: 16px;
    padding: 8px 14px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #fff;
    background: rgba(14, 17, 22, 0.85);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    backdrop-filter: blur(8px);
}

.hero-showcase-caption {
    margin-top: var(--spacing-sm);
    text-align: center;
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* ============================================
   SEZIONI GENERALI
   ============================================ */
.section-pretitle {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.section-title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-xl);
    letter-spacing: -0.01em;
}

/* ============================================
   SEZIONE 2: PROBLEMA
   ============================================ */
.section-problema {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-xl) 0;
}

/* ============================================
   SEZIONE 3: SOLUZIONE
   ============================================ */
.section-soluzione {
    background-color: var(--color-bg-primary);
    padding: var(--spacing-xl) 0;
}

/* ============================================
   SEZIONE 4: ESCALATION
   ============================================ */
.section-escalation {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-xl) 0;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    gap: var(--spacing-md);
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: var(--transition);
}

.card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.card-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    display: block;
}

.card-icon-accent {
    font-size: 56px;
    margin-bottom: var(--spacing-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(204, 37, 44, 0.12);
    border-radius: 50%;
}

.card-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.card-text {
    font-size: 16px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.card-accent {
    border-left: 4px solid var(--color-accent);
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-accent) 0%, rgba(204, 37, 44, 0.2) 100%);
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
    margin-right: 60px;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 60px;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 48px;
    background: var(--color-accent);
    border: 4px solid var(--color-bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: var(--color-bg-primary);
    z-index: 2;
}

.timeline-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    width: calc(50% - 60px);
}

.timeline-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.timeline-list {
    list-style: none;
    padding: 0;
}

.timeline-list li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text-secondary);
    font-size: 15px;
    position: relative;
    padding-left: 20px;
}

.timeline-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.timeline-goal {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    font-weight: 600;
    color: var(--color-accent) !important;
}

/* ============================================
   SEZIONE 5: COMPARAZIONE
   ============================================ */
.section-comparazione {
    background-color: var(--color-bg-primary);
    padding: var(--spacing-xl) 0;
}

.table-wrapper {
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.comparazione-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 700px;
}

.comparazione-table th {
    background-color: var(--color-accent);
    color: var(--color-bg-primary);
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.comparazione-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    font-size: 15px;
}

.comparazione-table tbody tr:nth-child(even) {
    background-color: var(--color-bg-card);
}

.comparazione-table tbody tr:nth-child(odd) {
    background-color: var(--color-bg-secondary);
}

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

.cross {
    color: var(--color-danger);
    font-weight: 700;
}

.highlight-col {
    background-color: rgba(204, 37, 44, 0.15) !important;
}

.comparazione-note {
    text-align: center;
    font-size: 18px;
    color: var(--color-text-secondary);
    font-style: italic;
}

/* ============================================
   SEZIONE 6: TESTIMONIANZE
   ============================================ */
.section-testimonianze {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-xl) 0;
}

.testimonial-card {
    text-align: center;
    position: relative;
}

.testimonial-photo {
    margin-bottom: var(--spacing-md);
}

.photo-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 24px;
    color: var(--color-bg-primary);
    margin: 0 auto;
    border: 3px solid var(--color-accent);
}

.testimonial-quote {
    font-size: 64px;
    color: var(--color-accent);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: -20px;
}

.testimonial-text {
    font-size: 16px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.testimonial-author {
    font-size: 14px;
    color: var(--color-text-muted);
    font-weight: 600;
}

.testimonial-note {
    text-align: center;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xl);
}

/* ============================================
   SEZIONE 7: FORM
   ============================================ */
.section-form {
    background-color: var(--color-accent);
    padding: var(--spacing-xl) 0;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.section-form .container {
    max-width: 600px;
}

.form-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    color: var(--color-bg-primary);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.form-subtitle {
    font-size: 18px;
    color: #1a1a1a;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.contact-form {
    background: var(--color-text-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-bg-primary);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 2px solid var(--color-bg-primary);
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-family: var(--font-family);
    background: var(--color-text-primary);
    color: var(--color-bg-primary);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(204, 37, 44, 0.25);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.btn-submit {
    width: 100%;
    background-color: var(--color-bg-primary);
    color: var(--color-accent);
    padding: 18px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-family);
}

.btn-submit:hover {
    background-color: #1a1a1a;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.form-note {
    text-align: center;
    font-size: 14px;
    color: #4a1a1c;
    margin-top: var(--spacing-md);
}

/* ============================================
   SEZIONE 8: FAQ
   ============================================ */
.section-faq {
    background-color: var(--color-bg-primary);
    padding: var(--spacing-xl) 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
}

.faq-question {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    transition: var(--transition);
}

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

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-icon {
    font-size: 24px;
    color: var(--color-accent);
    transition: var(--transition);
}

.faq-item[open] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: var(--spacing-sm) 0 var(--spacing-md);
    color: var(--color-text-secondary);
    font-size: 16px;
    line-height: 1.7;
    max-width: 90%;
}

/* ============================================
   SEZIONE 9: FOOTER
   ============================================ */
.section-footer {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-xl) 0 calc(var(--spacing-lg) + 88px);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.footer-contact {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.footer-contact a {
    color: var(--color-text-secondary);
    text-decoration: none;
}

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

.footer-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
}

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

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

.social-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
}

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

.footer-disclaimer {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-lg);
    text-align: center;
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.85;
}

.footer-disclaimer p {
    margin-bottom: 0.5rem;
}

.footer-disclaimer p:last-child {
    margin-bottom: 0;
}

.footer-disclaimer strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

/* ============================================
   STICKY CTA
   ============================================ */
.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-accent);
    padding: 14px var(--container-padding);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.35);
}

.sticky-cta.visible {
    transform: translateY(0);
}

.sticky-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    padding: 0 4px;
}

.sticky-text {
    flex: 1;
    min-width: 0;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.35;
    color: #fff;
}

.btn-sticky {
    display: inline-block;
    background: var(--color-bg-primary);
    color: var(--color-accent);
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
    white-space: nowrap;
    transition: var(--transition);
}

.btn-sticky:hover {
    background: #1a1a1a;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .timeline::before {
        left: 24px;
    }

    .timeline-item {
        flex-direction: column;
    }

    .timeline-dot {
        left: 24px;
        transform: none;
    }

    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 80px;
        margin-right: 0;
        text-align: left;
        width: calc(100% - 80px);
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 20px;
        --spacing-xl: 60px;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .hero-cta {
        gap: var(--spacing-sm);
    }

    .btn-primary {
        padding: 16px 24px;
        font-size: 16px;
    }

    .hero-social-proof {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .sticky-content {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .sticky-text {
        font-size: 14px;
        white-space: normal;
    }

    .btn-sticky {
        width: 100%;
        max-width: 320px;
        text-align: center;
    }

    .section-footer {
        padding-bottom: calc(var(--spacing-lg) + 120px);
    }

    .comparazione-table {
        font-size: 13px;
    }

    .comparazione-table th,
    .comparazione-table td {
        padding: var(--spacing-sm);
    }

    .timeline-content {
        width: calc(100% - 60px) !important;
        margin-left: 60px !important;
    }

    .timeline-dot {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .section-title {
        font-size: 26px;
    }

    .form-title {
        font-size: 28px;
    }

    .contact-form {
        padding: var(--spacing-lg);
    }

    .card {
        padding: var(--spacing-md);
    }
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center {
    text-align: center;
}

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

.mb-0 {
    margin-bottom: 0;
}

.mt-xl {
    margin-top: var(--spacing-xl);
}

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

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

/* Selezione testo */
::selection {
    background: var(--color-accent);
    color: var(--color-bg-primary);
}