/**
 * PRESENTATION-MODERN.CSS — Page "Présentation" (presentation.php)
 * ====================================================================
 *
 * Même charte graphique que login-modern.css / retailers-modern.css /
 * zone-livraison-modern.css (mêmes tokens), scopée sous
 * .presentation-modern pour ne toucher que cette page.
 *
 * @version 1.0.0
 */

.presentation-modern {
    --color-primary:        #e8194f;
    --color-primary-dark:   #c01640;
    --color-primary-light:  #ff4d7a;
    --color-accent:         #1a73e8;

    --color-bg:             #f5f5f7;
    --color-surface:        #ffffff;
    --color-surface-alt:    #fafafa;

    --color-text-primary:   #1d1d1f;
    --color-text-secondary: #6e6e73;
    --color-text-muted:     #999999;
    --color-text-inverse:   #ffffff;

    --color-border:         #e0e0e0;
    --color-border-light:   #f0f0f0;

    --font-size-xs:  0.75rem;
    --font-size-sm:  0.8125rem;
    --font-size-base:0.875rem;
    --font-size-md:  1rem;
    --font-size-lg:  1.25rem;
    --font-size-xl:  1.5rem;
    --font-size-2xl: 2rem;

    --space-xs:  0.25rem;
    --space-sm:  0.5rem;
    --space-md:  1rem;
    --space-lg:  1.5rem;
    --space-xl:  2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);

    --transition-fast: 150ms ease;

    font-family: 'Segoe UI', Arial, -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--color-bg);
    padding: var(--space-xl) var(--space-md) var(--space-3xl);
    border-radius: var(--radius-lg);
}

.presentation-modern, .presentation-modern *, .presentation-modern *::before, .presentation-modern *::after {
    box-sizing: border-box;
}

.presentation-modern ul { list-style: none; margin: 0; padding: 0; }
.presentation-modern p { margin: 0; }

.presentation-modern .pr-page {
    max-width: 1080px;
    margin: 0 auto;
}

/* ---------- Hero ---------- */
.presentation-modern .pr-hero {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    background:
        radial-gradient(900px 300px at 15% -20%, rgba(236, 72, 153, .45), transparent 60%),
        radial-gradient(700px 350px at 100% 0%, rgba(245, 158, 11, .40), transparent 55%),
        linear-gradient(135deg, #4f46e5 0%, var(--color-accent) 45%, #06b6d4 100%);
    color: var(--color-text-inverse);
    padding: calc(var(--space-2xl) - 20px) var(--space-xl);
    margin-bottom: calc(var(--space-2xl) * -1 + var(--space-lg));
}

.presentation-modern .pr-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(255, 255, 255, .16);
    border: 1px solid rgba(255, 255, 255, .28);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.presentation-modern .pr-hero h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin: var(--space-md) 0 var(--space-sm);
    letter-spacing: -0.01em;
    background: none !important;
    max-width: 720px;
}

.presentation-modern .pr-hero p {
    max-width: 640px;
    font-size: var(--font-size-md);
    color: rgba(255, 255, 255, .92);
}

/* ---------- Bandeau chiffres-clés ---------- */
.presentation-modern .pr-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    margin: var(--space-xl) 0 0;
    position: relative;
    z-index: 2;
}

.presentation-modern .pr-stat {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-lg) var(--space-md);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.presentation-modern .pr-stat .pr-stat-ic {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-inverse);
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    font-size: var(--font-size-md);
}

.presentation-modern .pr-stat strong {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
}

.presentation-modern .pr-stat span {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    line-height: 1.4;
}

/* ---------- En-têtes de section ---------- */
.presentation-modern .pr-sec-head {
    text-align: center;
    max-width: 640px;
    margin: var(--space-2xl) auto var(--space-lg);
}

.presentation-modern .pr-kicker {
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: var(--font-size-xs);
}

.presentation-modern .pr-sec-head h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin: var(--space-sm) 0;
    background: none !important;
}

.presentation-modern .pr-sec-head p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

/* ---------- Cartes narratives (histoire / différenciation) ---------- */
.presentation-modern .pr-story {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin: calc(var(--space-xl) - 20px) 0 var(--space-xl);
}

.presentation-modern .pr-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border-light);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.presentation-modern .pr-card__header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.presentation-modern .pr-card__icon {
    flex: none;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    color: var(--color-text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-md);
}

.presentation-modern .pr-card__icon--alt {
    background: linear-gradient(135deg, #4a90e2, var(--color-accent));
}

.presentation-modern .pr-card__header h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    background: none !important;
}

.presentation-modern .pr-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.presentation-modern .pr-card p + p {
    margin-top: var(--space-sm);
}

.presentation-modern .pr-card strong {
    color: var(--color-text-primary);
}

.presentation-modern .pr-card a {
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: underline;
    text-decoration-color: rgba(232, 25, 79, 0.35);
    text-underline-offset: 2px;
}

.presentation-modern .pr-card a:hover {
    text-decoration-color: var(--color-primary);
}

/* ---------- Note de vigilance ---------- */
.presentation-modern .pr-note {
    margin: var(--space-xl) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border: 1px solid #93c5fd;
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
    padding: var(--space-lg);
}

.presentation-modern .pr-note .pr-note-ic {
    flex: none;
    color: #1d4ed8;
    font-size: var(--font-size-lg);
}

.presentation-modern .pr-note h4 {
    margin-bottom: 4px;
    color: #1e3a8a;
    font-size: var(--font-size-base);
    background: none !important;
}

.presentation-modern .pr-note p {
    color: #1e40af;
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.presentation-modern .pr-note a {
    color: #1d4ed8;
    font-weight: 700;
    text-decoration: underline;
}

/* ---------- Grille produits ---------- */
.presentation-modern .pr-products {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.presentation-modern .pr-product {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-md) var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.presentation-modern .pr-product .pr-product-ic {
    flex: none;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-inverse);
    background: linear-gradient(135deg, var(--color-accent), #06b6d4);
    font-size: var(--font-size-sm);
}

.presentation-modern .pr-product span {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-primary);
}

.presentation-modern .pr-products-note {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-lg);
}

/* ---------- Secteurs clients ---------- */
.presentation-modern .pr-sectors {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm) var(--space-lg);
}

.presentation-modern .pr-sector {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.presentation-modern .pr-sector i {
    flex: none;
    margin-top: 3px;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

.presentation-modern .pr-sector strong {
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
}

.presentation-modern .pr-sector span {
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    display: block;
}

/* ---------- Contact / informations légales ---------- */
.presentation-modern .pr-contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
}

.presentation-modern .pr-contact dl {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-sm) var(--space-md);
    margin: 0;
}

.presentation-modern .pr-contact dt {
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.presentation-modern .pr-contact dd {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
}

.presentation-modern .pr-contact dd a {
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
}

.presentation-modern .pr-contact dd a:hover {
    text-decoration: underline;
}

/* ---------- CTA ---------- */
.presentation-modern .pr-cta {
    margin: var(--space-2xl) 0 var(--space-sm);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-lg);
    text-align: center;
    color: var(--color-text-inverse);
    background:
        radial-gradient(500px 180px at 20% 0%, rgba(255, 255, 255, .18), transparent 60%),
        linear-gradient(135deg, #1e3a8a, #4f46e5 60%, #7c3aed);
    box-shadow: var(--shadow-lg);
}

.presentation-modern .pr-cta h2 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-xs);
    background: none !important;
}

.presentation-modern .pr-cta p {
    color: rgba(255, 255, 255, .9);
    max-width: 480px;
    margin: 0 auto var(--space-lg);
}

.presentation-modern .pr-cta .pr-cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.presentation-modern .pr-cta .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    font-weight: 700;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast);
}

.presentation-modern .pr-cta .btn:hover {
    transform: translateY(-2px);
}

.presentation-modern .pr-cta .btn--primary {
    background: var(--color-surface);
    color: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
}

.presentation-modern .pr-cta .btn--ghost {
    background: rgba(255, 255, 255, .12);
    color: var(--color-text-inverse);
    border: 1px solid rgba(255, 255, 255, .4);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .presentation-modern .pr-stats { grid-template-columns: repeat(2, 1fr); }
    .presentation-modern .pr-story { grid-template-columns: 1fr; }
    .presentation-modern .pr-products { grid-template-columns: repeat(2, 1fr); }
    .presentation-modern .pr-sectors { grid-template-columns: 1fr; }
    .presentation-modern .pr-contact { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .presentation-modern .pr-stats { grid-template-columns: 1fr 1fr; }
    .presentation-modern .pr-products { grid-template-columns: 1fr; }
    .presentation-modern .pr-hero { padding: var(--space-xl) var(--space-lg); }
    .presentation-modern .pr-contact dl { grid-template-columns: 1fr; }
}