/**
 * SP-Vision Custom Header & Footer
 * Glassmorphism design with green mint theme
 */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    --sp-green: #15bc84;
    --sp-green-light: #3cd0a1;
    --sp-gray: #9fa5bf;
    --sp-text: #1f2937;
    --sp-text-light: #6b7280;
    --header-height: 80px;
}

/* ========================================
   HEADER STYLES
   ======================================== */
.sp-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.sp-header.scrolled {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.sp-header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

/* Logo */
.sp-header-logo a {
    display: block;
}

.sp-logo-img {
    height: 50px;
    width: auto;
    display: block;
    transition: transform 0.3s ease;
}

.sp-logo-img:hover {
    transform: scale(1.05);
}

/* Navigation */
.sp-header-nav {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.sp-nav-link {
    color: var(--sp-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.sp-nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--sp-green);
    transition: width 0.3s ease;
}

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

.sp-nav-link:hover::after {
    width: 100%;
}

/* CTA Button */
.sp-header-cta {
    display: flex;
    align-items: center;
}

.sp-btn-client {
    background: linear-gradient(135deg, var(--sp-green) 0%, var(--sp-green-light) 100%);
    color: white;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 12px rgba(21, 188, 132, 0.3);
    transition: all 0.3s ease;
}

.sp-btn-client:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(21, 188, 132, 0.4);
}

.sp-btn-client i {
    font-size: 1.1rem;
}

/* Mobile Toggle */
.sp-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.sp-hamburger {
    width: 25px;
    height: 3px;
    background: var(--sp-text);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* ========================================
   MOBILE MENU
   ======================================== */
.sp-mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 10000;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.sp-mobile-menu.active {
    right: 0;
}

.sp-mobile-menu-content {
    padding: 2rem;
    max-width: 500px;
    margin: 0 auto;
}

.sp-mobile-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.sp-mobile-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.sp-mobile-nav {
    margin-top: 5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.sp-mobile-link {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 600;
    padding: 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    text-align: center;
}

.sp-mobile-link:hover {
    background: rgba(21, 188, 132, 0.2);
    color: var(--sp-green);
}

.sp-mobile-cta {
    margin-top: 2rem;
}

.sp-mobile-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--sp-green) 0%, var(--sp-green-light) 100%);
    color: white;
    padding: 1.25rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 8px 24px rgba(21, 188, 132, 0.4);
}

/* ========================================
   FOOTER STYLES
   ======================================== */
.sp-footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    padding: 0;
    margin-top: 4rem;
}

/* Channels Marquee */
.sp-footer-marquee {
    overflow: hidden;
    padding: 2rem 0;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sp-footer-marquee-track {
    display: flex;
    gap: 3rem;
    animation: marquee 60s linear infinite;
    will-change: transform;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-33.333%);
    }
}

.sp-footer-channel {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sp-footer-channel img {
    height: 50px;
    width: auto;
    object-fit: contain;
    filter: grayscale(0%) brightness(1);
    opacity: 0.9;
    transition: all 0.3s ease;
}

.sp-footer-channel img:hover {
    transform: scale(1.1);
    opacity: 1;
}

/* Footer Bottom */
.sp-footer-bottom {
    padding: 2rem 0;
    text-align: center;
}

.sp-footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.sp-footer-copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin: 0;
}

/* ========================================
   BODY PADDING (pour header fixe)
   ======================================== */
body {
    padding-top: var(--header-height);
}

/* ========================================
   RESPONSIVE - TABLET
   ======================================== */
@media (max-width: 1024px) {
    .sp-header-nav {
        gap: 1.5rem;
    }

    .sp-nav-link {
        font-size: 0.9rem;
    }
}

/* ========================================
   RESPONSIVE - MOBILE
   ======================================== */
@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

    .sp-header-container {
        padding: 0 1.5rem;
    }

    .sp-logo-img {
        height: 40px;
    }

    /* Hide desktop nav on mobile */
    .sp-header-nav {
        display: none;
    }

    .sp-header-cta {
        display: none;
    }

    /* Show mobile toggle */
    .sp-mobile-toggle {
        display: flex;
    }

    /* Footer mobile adjustments */
    .sp-footer-channel img {
        height: 35px;
    }

    .sp-footer-marquee {
        padding: 1.5rem 0;
    }

    .sp-footer-marquee-track {
        gap: 2rem;
    }

    .sp-footer-bottom {
        padding: 1.5rem 0;
    }

    .sp-footer-copyright {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .sp-header-container {
        padding: 0 1rem;
    }

    .sp-logo-img {
        height: 35px;
    }

    .sp-footer-channel img {
        height: 30px;
    }
}