/**
 * Styles de la page d'accueil - Rebranding "Neuro-Tech Corporate"
 */

.hero-section,
.section-light,
.section-bg-alt,
#contact-me {
    position: relative;
    overflow: hidden;
}

.hero-section .container,
.section-light .container,
.section-bg-alt .container,
#contact-me .container {
    position: relative;
    z-index: 1;
}

/* ======================================
   HERO SECTION
====================================== */
.hero-section {
    background:
        linear-gradient(135deg, rgba(7, 21, 33, 0.98) 0%, rgba(15, 33, 50, 0.94) 58%, rgba(8, 43, 57, 0.92) 100%),
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: auto, 44px 44px, 44px 44px;
    padding: 9rem 0 6rem;
    min-height: 88vh;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.hero-section::before,
.hero-section::after {
    content: '';
    position: absolute;
    z-index: 0;
    pointer-events: none;
}

.hero-section::before {
    top: -10%;
    right: -4%;
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.2) 0%, transparent 72%);
}

.hero-section::after {
    bottom: -24%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(var(--accent-rgb), 0.16) 0%, transparent 75%);
}

.hero-section h1 {
    color: var(--text-light) !important;
    text-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
    font-weight: var(--font-weight-extrabold);
    line-height: 1.05;
    background: none !important;
    -webkit-text-fill-color: var(--text-light) !important;
}

.hero-section .text-blue {
    color: #7ad9ea !important;
    text-shadow: 0 0 22px rgba(var(--primary-rgb), 0.32);
}

.social-link {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: rgba(247, 251, 255, 0.9) !important;
    transition: all var(--transition-normal);
    font-size: 1.1rem;
    text-decoration: none;
    backdrop-filter: blur(10px);
}

.social-link:hover {
    background: var(--light-bg);
    color: var(--text-emphasis) !important;
    border-color: var(--light-bg);
    transform: translateY(-3px);
    box-shadow: 0 18px 36px rgba(7, 21, 33, 0.22);
}

.social-icons {
    gap: 1rem !important;
}

.profile-image-wrapper {
    position: relative;
    padding: 1.25rem;
}

.profile-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0.5rem;
    border: 1px solid rgba(var(--primary-rgb), 0.24);
    border-radius: 2rem;
    transform: rotate(-3deg);
    pointer-events: none;
}

.profile-image-wrapper img {
    border-radius: 2rem;
    border: 10px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 28px 60px rgba(0, 0, 0, 0.28);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.profile-image-wrapper:hover img {
    transform: translateY(-4px);
    box-shadow: 0 36px 72px rgba(0, 0, 0, 0.32);
}

/* ======================================
   EXPERTISE SECTION
====================================== */
.section-light {
    background:
        linear-gradient(180deg, var(--page-bg) 0%, var(--light-bg-alt) 100%),
        linear-gradient(rgba(15, 159, 182, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 159, 182, 0.03) 1px, transparent 1px);
    background-size: auto, 44px 44px, 44px 44px;
    padding: 6rem 0;
}

.section-light::before,
.section-light::after {
    content: '';
    position: absolute;
    z-index: 0;
    pointer-events: none;
}

.section-light::before {
    top: -16%;
    left: -8%;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.1) 0%, transparent 72%);
}

.section-light::after {
    bottom: -18%;
    right: -6%;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(var(--accent-rgb), 0.08) 0%, transparent 74%);
}

.expertise-card {
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(var(--primary-rgb), 0.14);
    border-radius: var(--border-radius-lg);
    padding: 2.35rem 2rem;
    height: 100%;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
}

.expertise-card:hover {
    transform: translateY(-8px);
    border-color: rgba(var(--primary-rgb), 0.24);
    box-shadow: var(--shadow-lg);
}

.expertise-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.28), rgba(var(--accent-rgb), 0.16));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.expertise-card:hover::before {
    opacity: 1;
}

.expertise-icon {
    width: 80px;
    height: 80px;
    border-radius: 1.4rem;
    background: linear-gradient(180deg, var(--primary-light) 0%, var(--light-bg) 100%);
    border: 1px solid rgba(var(--primary-rgb), 0.18);
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.3rem;
    margin-bottom: 1.5rem;
    transition: all var(--transition-normal);
    align-self: flex-start;
    box-shadow: 0 16px 28px rgba(var(--primary-rgb), 0.12);
}

.expertise-card:hover .expertise-icon {
    transform: translateY(-2px);
    box-shadow: 0 20px 36px rgba(var(--primary-rgb), 0.16);
}

.expertise-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-emphasis);
    text-transform: none;
    letter-spacing: 0.02em;
}

.expertise-card ul li {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
    color: var(--text-color);
}

.expertise-card ul li i {
    color: var(--primary-color);
    font-size: 0.82rem;
    margin-right: 0.75rem;
}

/* ======================================
   TECH STACK SECTION
====================================== */
.section-bg-alt {
    background:
        linear-gradient(180deg, var(--page-bg) 0%, var(--light-bg-alt) 100%),
        linear-gradient(rgba(15, 159, 182, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 159, 182, 0.03) 1px, transparent 1px);
    background-size: auto, 44px 44px, 44px 44px;
    padding: 6rem 0;
}

.section-bg-alt::before,
.section-bg-alt::after {
    content: '';
    position: absolute;
    z-index: 0;
    pointer-events: none;
}

.section-bg-alt::before {
    top: 6%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(var(--accent-rgb), 0.08) 0%, transparent 72%);
}

.section-bg-alt::after {
    bottom: -18%;
    left: -10%;
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.08) 0%, transparent 74%);
}

.tech-card {
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(var(--primary-rgb), 0.14);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.35rem 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.tech-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.22), rgba(var(--accent-rgb), 0.18));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.tech-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--primary-rgb), 0.22);
}

.tech-card:hover::before {
    opacity: 1;
}

.tech-icon-wrapper {
    width: 96px;
    height: 96px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, var(--primary-light) 0%, var(--light-bg) 100%);
    border: 1px solid rgba(var(--primary-rgb), 0.18);
    border-radius: 1.4rem;
    margin-bottom: 1.5rem;
    padding: 1.2rem;
    transition: all var(--transition-normal);
    box-shadow: 0 16px 28px rgba(var(--primary-rgb), 0.12);
}

.tech-card:hover .tech-icon-wrapper {
    transform: translateY(-2px);
    box-shadow: 0 20px 36px rgba(var(--primary-rgb), 0.16);
}

.tech-icon {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform var(--transition-fast), filter var(--transition-fast);
    filter: brightness(1) drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.tech-card:hover .tech-icon {
    transform: scale(1.04);
}

.tech-card span {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-emphasis);
    text-align: center;
    text-transform: none;
    letter-spacing: 0.02em;
}

/* ======================================
   CONTACT SECTION
====================================== */
#contact-me {
    background:
        linear-gradient(180deg, var(--page-bg) 0%, var(--light-bg-alt) 100%),
        linear-gradient(rgba(15, 159, 182, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 159, 182, 0.03) 1px, transparent 1px);
    background-size: auto, 44px 44px, 44px 44px;
    padding: 6rem 0;
}

#contact-me::before {
    content: '';
    position: absolute;
    top: -12%;
    left: -10%;
    width: 560px;
    height: 560px;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.1) 0%, transparent 72%);
    pointer-events: none;
    z-index: 0;
}

#contact-me::after {
    content: '';
    position: absolute;
    bottom: -16%;
    right: -10%;
    width: 620px;
    height: 620px;
    background: radial-gradient(circle, rgba(var(--accent-rgb), 0.08) 0%, transparent 74%);
    pointer-events: none;
    z-index: 0;
}

.contact-card {
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(var(--primary-rgb), 0.14);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    padding: 2.35rem 2rem;
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-md);
}

.contact-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.16), rgba(var(--accent-rgb), 0.14));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--primary-rgb), 0.24);
}

.contact-card:hover::before {
    opacity: 1;
}

.contact-icon-wrapper {
    width: 80px;
    height: 80px;
    background: linear-gradient(180deg, var(--primary-light) 0%, var(--light-bg) 100%);
    border: 1px solid rgba(var(--primary-rgb), 0.18);
    border-radius: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary-dark);
    font-size: 2.3rem;
    transition: all var(--transition-normal);
    box-shadow: 0 16px 28px rgba(var(--primary-rgb), 0.12);
}

.contact-card:hover .contact-icon-wrapper {
    transform: translateY(-2px);
}

.contact-card h3 {
    text-transform: none;
    letter-spacing: 0.02em;
    font-size: 1.3rem;
    color: var(--text-emphasis);
}

.contact-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-color);
}

.contact-card .btn {
    text-transform: none;
    letter-spacing: 0.01em;
    font-weight: var(--font-weight-semibold);
    padding: 0.9rem 1.5rem;
}

/* Responsive */
@media (max-width: 991px) {
    .hero-section {
        text-align: center;
        padding-top: 7rem;
    }

    .hero-section h1 {
        font-size: 2.45rem;
    }

    .social-icons {
        justify-content: center;
    }

    .profile-image-wrapper {
        margin-top: 3rem;
        max-width: 420px;
        margin-left: auto;
        margin-right: auto;
    }
}