/* ========================================
   FORMATIONS & CERTIFICATIONS - VERSION RESPONSIVE OPTIMISÉE
   ======================================== */

/* Variables responsive */
:root {
  --formations-offset: -6rem;
  --certifications-offset-x: -2rem;
  --certifications-offset-y: 6rem;
  --divider-offset: -4rem;
}

/* ========================================
   SECTION FUSIONNÉE - BASE
   ======================================== */

.formations-certifications-fusion {
    position: relative;
    padding: 6rem 0 8rem 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(245, 245, 220, 0.008) 0%, transparent 35%),
        radial-gradient(circle at 85% 75%, rgba(212, 184, 150, 0.005) 0%, transparent 40%);
    overflow: hidden;
}

.fusion-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.5fr 1px 0.5fr;
    gap: 3rem;
    align-items: start;
    min-height: 80vh;
}

/* ========================================
   TRAIT DE SÉPARATION
   ======================================== */

.fusion-divider {
    position: relative;
    justify-self: center;
    height: 100%;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transform: translateX(var(--divider-offset));
}

.divider-circle-top,
.divider-circle-bottom {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, #d4b896 0%, #f5f5dc 100%);
    box-shadow: 0 0 15px rgba(212, 184, 150, 0.3);
}

.divider-line {
    flex: 1;
    width: 1px;
    background: rgba(255, 255, 255, 0.3);
    margin: 1rem 0;
    opacity: 1;
    animation: lineAppear 1.5s ease-out 1s forwards;
}

@keyframes lineAppear {
    to { opacity: 1; }
}

/* ========================================
   FORMATIONS - CÔTÉ GAUCHE
   ======================================== */

.formations-side {
    width: 100%;
    transform: translateX(var(--formations-offset));
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.formations-side .formations-title {
    position: relative !important;
    top: 0 !important;
    left: 0 !important;
    margin-bottom: 2.5rem !important;
    font-size: clamp(3rem, 5vw, 5rem) !important;
    text-align: center !important; /* Changé de left à center */
    transform: none !important;
    width: 100% !important; /* Assure que le titre prend toute la largeur */
    align-self: center !important; /* Changé de flex-start à center */
    font-family: 'Gloock', serif;
    font-weight: 800;
    color: transparent;
    background: linear-gradient(135deg, #f5f5dc 0%, #e8e5e0 50%, #d4b896 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.03em;
    text-transform: uppercase;
}

.formations-side .formations-timeline {
    padding: 0 !important;
    min-height: auto !important;
}

.formations-side .formations-container {
    display: flex !important;
    flex-direction: row !important;
    justify-content: flex-start !important;
    align-items: stretch !important;
    gap: clamp(0.8rem, 2vw, 1.2rem) !important;
    max-width: none !important;
    padding: 0 !important;
    width: auto !important;
    margin: 0 !important;
    align-self: flex-start !important;
}

.formations-side .formation-card {
    flex: none !important;
    width: clamp(240px, 18vw, 280px) !important;
    max-width: none !important;
    min-width: 0 !important;
    min-height: clamp(200px, 15vw, 240px) !important;
    aspect-ratio: 1.1/1 !important;
    padding: clamp(1.2rem, 2vw, 2rem) clamp(1rem, 1.5vw, 1.5rem) !important;
    border-radius: 16px !important;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(245, 243, 240, 0.12);
    background: rgba(26, 26, 26, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(50px);
}

/* Animations décalées avec couleurs debug */
.formations-container .formation-card:nth-child(1) { 
  animation: cardAppear 0.8s ease-out 1s forwards;
  background: rgba(255, 0, 0, 0.1);
}
.formations-container .formation-card:nth-child(2) { 
  animation: cardAppear 0.8s ease-out 1.4s forwards;
  background: rgba(0, 255, 0, 0.1);
}
.formations-container .formation-card:nth-child(3) { 
  animation: cardAppear 0.8s ease-out 1.8s forwards;
  background: rgba(0, 0, 255, 0.1);
}

@keyframes cardAppear {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Contenu des cartes formations */
.formation-year {
    font-family: 'Gloock', serif;
    font-size: clamp(1.4rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--color-accent-primary, #d4b896);
    line-height: 0.9;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.formation-status {
    font-family: var(--font-mono, monospace);
    font-size: clamp(0.6rem, 1vw, 0.75rem);
    color: var(--color-grey, #888);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    opacity: 0.8;
    font-style: italic;
}

.formation-title {
    font-family: var(--font-heading, sans-serif);
    font-size: clamp(0.9rem, 1.8vw, 1.25rem);
    font-weight: 700;
    color: var(--color-cream, #f5f5dc);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1.2;
    margin-bottom: 0.8rem;
}

.formation-subtitle {
    font-family: var(--font-body, sans-serif);
    font-size: clamp(0.7rem, 1.2vw, 0.9rem);
    color: var(--color-grey-warm, #aaa);
    line-height: 1.4;
    font-weight: 300;
}

/* États spéciaux formations */
.formation-card.current {
    border-color: rgba(212, 184, 150, 0.4);
    box-shadow: 0 0 40px rgba(212, 184, 150, 0.15);
}

.formation-card.current .formation-status {
    color: var(--color-accent-primary, #d4b896);
    font-weight: 600;
}

.formation-card.current .formation-year {
    background: linear-gradient(135deg, #f5f5dc 0%, #d4b896 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.formation-card.obtained .formation-status::after {
    content: ' ✓';
    color: var(--color-accent-secondary, #90EE90);
    font-style: normal;
}

/* Hover formations - seulement sur desktop */
@media (hover: hover) {
    .formation-card:hover {
        transform: translateY(-8px) scale(1.02) !important;
        border-color: rgba(212, 184, 150, 0.4) !important;
        box-shadow: 
            0 20px 60px rgba(212, 184, 150, 0.15),
            0 8px 25px rgba(0, 0, 0, 0.3) !important;
    }
}

/* ========================================
   CERTIFICATIONS - CÔTÉ DROIT
   ======================================== */

.certifications-side {
    width: 100%;
    transform: translate(var(--certifications-offset-x), var(--certifications-offset-y));
    overflow: visible !important;
    min-height: 450px !important;
}

.certifications-side .certifications-header {
    text-align: center;
    margin-bottom: 2rem;
}

.certifications-side .certifications-title {
    font-family: 'Gloock', serif;
    font-size: clamp(3rem, 5vw, 5rem) !important;
    font-weight: 800;
    color: var(--color-cream, #f5f5dc);
    letter-spacing: -0.03em;
    text-transform: uppercase;
    margin-bottom: 1rem !important;
    text-align: center !important;
    width: 100% !important;
}

.certifications-side .certifications-subtitle {
    font-family: var(--font-body, sans-serif);
    font-size: clamp(0.7rem, 1vw, 0.8rem);
    color: var(--color-grey, #888);
    text-transform: uppercase;
    letter-spacing: 0.25em;
    font-weight: 500;
    text-align: center !important;
    margin-bottom: 2.5rem !important;
    opacity: 0.8;
}

.certifications-side .certifications-collection {
    display: flex !important;
    flex-direction: row !important;
    gap: clamp(1rem, 2vw, 2rem) !important;
    grid-template-columns: none !important;
    width: 100% !important;
    justify-content: space-between !important;
    overflow: visible !important;
    min-height: 420px !important;
}

.certifications-side .certification-badge {
    flex: 1 !important;
    max-width: none !important;
    width: auto !important;
    min-width: 0 !important;
    aspect-ratio: 0.7/1.4 !important;
    padding: clamp(1.5rem, 3vw, 3rem) clamp(1.2rem, 2.5vw, 2.5rem) !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    justify-content: space-between !important;
    border-radius: 16px !important;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.98) 0%, rgba(16, 16, 16, 0.99) 100%);
    border: 2px solid rgba(245, 245, 220, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    opacity: 0;
    transform: translateY(50px) scale(0.95);
    overflow: hidden;
    position: relative;
}

/* Animations certifications */
.cert-01 { animation: stampAppear 0.8s ease-out 0.3s forwards; }
.cert-02 { animation: stampAppear 0.8s ease-out 0.6s forwards; }
.cert-03 { animation: stampAppear 0.8s ease-out 0.9s forwards; }

@keyframes stampAppear {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Filigrane certifications */
.certification-badge::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-8deg);
    font-family: 'Gloock', serif;
    font-size: clamp(4rem, 8vw, 8rem);
    font-weight: 800;
    color: rgba(245, 245, 220, 0.03);
    z-index: 1;
    pointer-events: none;
}

.cert-01::before { content: '01'; }
.cert-02::before { content: '02'; }
.cert-03::before { content: '03'; }

/* Contenu certifications */
.certifications-side .badge-number {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: clamp(24px, 3vw, 30px);
    height: clamp(24px, 3vw, 30px);
    background: rgba(245, 245, 220, 0.1);
    border: 2px solid rgba(245, 245, 220, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(0.6rem, 1vw, 0.75rem);
    font-weight: 800;
    color: var(--color-cream, #f5f5dc);
    z-index: 3;
}

.certifications-side .badge-content {
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    gap: clamp(0.8rem, 1.5vw, 1rem) !important;
    flex-grow: 1 !important;
    justify-content: center !important;
    position: relative;
    z-index: 2;
}

.certifications-side .cert-icon {
    flex-shrink: 0 !important;
    margin-bottom: 1rem !important;
    width: clamp(45px, 6vw, 55px) !important;
    height: clamp(45px, 6vw, 55px) !important;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(245, 245, 220, 0.2) 0%, rgba(245, 245, 220, 0.1) 100%);
    border: 2px solid rgba(245, 245, 220, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 8px 20px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.cert-seal {
    font-family: 'Gloock', serif;
    font-size: clamp(1.2rem, 2vw, 1.8rem);
    font-weight: 800;
    color: var(--color-cream, #f5f5dc);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

.certifications-side .cert-name {
    font-family: 'Gloock', serif;
    font-size: clamp(0.9rem, 1.5vw, 1.1rem) !important;
    font-weight: 800;
    color: var(--color-cream, #f5f5dc);
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    margin-bottom: 0.8rem !important;
    text-align: center !important;
}

.certifications-side .cert-org {
    font-family: var(--font-body, sans-serif);
    font-size: clamp(0.65rem, 1vw, 0.75rem) !important;
    color: var(--color-grey, #888);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 500;
    margin-bottom: 1.2rem !important;
    opacity: 0.8;
}

.certifications-side .cert-meta {
    flex-direction: column !important;
    align-items: center !important;
    gap: clamp(0.8rem, 1.5vw, 1rem) !important;
    margin-top: auto !important;
    padding-top: 1rem !important;
    position: relative;
    z-index: 2;
}

.certifications-side .cert-date {
    font-family: 'Gloock', serif;
    font-size: clamp(0.8rem, 1.2vw, 0.9rem) !important;
    color: var(--color-accent-primary, #d4b896);
    font-weight: 600;
    font-style: italic;
    opacity: 0.9;
}

.certifications-side .cert-status {
    position: relative;
    padding: clamp(0.4rem, 1vw, 0.5rem) clamp(0.8rem, 1.5vw, 1rem) !important;
    border-radius: 25px;
    font-family: var(--font-body, sans-serif);
    font-size: clamp(0.55rem, 0.8vw, 0.65rem) !important;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 700;
    white-space: nowrap !important;
    transform: rotate(-1deg);
    background: linear-gradient(135deg, rgba(212, 184, 150, 0.25) 0%, rgba(212, 184, 150, 0.15) 100%);
    color: var(--color-accent-primary, #d4b896);
    border: 2px solid rgba(212, 184, 150, 0.4);
    box-shadow: 
        0 4px 12px rgba(212, 184, 150, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.certifications-side .cert-status::before {
    content: '';
    position: absolute;
    inset: -3px;
    border: 1px dashed rgba(212, 184, 150, 0.3);
    border-radius: 25px;
    z-index: -1;
}

/* Hover certifications - seulement sur desktop */
@media (hover: hover) {
    .certification-badge:hover {
        transform: translateY(-10px) scale(1.05);
        border-color: rgba(245, 245, 220, 0.3);
        box-shadow: 
            0 25px 50px rgba(0, 0, 0, 0.5),
            0 10px 30px rgba(212, 184, 150, 0.2),
            inset 0 1px 0 rgba(255, 255, 255, 0.1);
    }

    .certification-badge:hover .cert-icon {
        background: linear-gradient(135deg, rgba(245, 245, 220, 0.3) 0%, rgba(245, 245, 220, 0.2) 100%);
        border-color: rgba(245, 245, 220, 0.4);
        transform: scale(1.1);
        box-shadow: 
            0 12px 25px rgba(0, 0, 0, 0.5),
            inset 0 1px 0 rgba(255, 255, 255, 0.15);
    }

    .certification-badge:hover .cert-status.obtained {
        background: linear-gradient(135deg, rgba(212, 184, 150, 0.35) 0%, rgba(212, 184, 150, 0.25) 100%);
        border-color: rgba(212, 184, 150, 0.6);
    }
}

/* ========================================
   RESPONSIVE BREAKPOINTS
   ======================================== */

/* Extra large screens */
@media (min-width: 1400px) {
    :root {
        --formations-offset: -8rem;
        --certifications-offset-x: -3rem;
        --certifications-offset-y: 8rem;
        --divider-offset: -5rem;
    }
}

/* Large screens */
@media (max-width: 1200px) {
    :root {
        --formations-offset: -4rem;
        --certifications-offset-x: -1rem;
        --certifications-offset-y: 4rem;
        --divider-offset: -2rem;
    }
    
    .fusion-container {
        grid-template-columns: 1.2fr 1px 0.8fr;
        gap: 2.5rem;
        padding: 0 1.5rem;
    }
}

/* Medium screens */
@media (max-width: 1024px) {
    :root {
        --formations-offset: -2rem;
        --certifications-offset-x: 0rem;
        --certifications-offset-y: 2rem;
        --divider-offset: -1rem;
    }
    
    .fusion-container {
        grid-template-columns: 1fr 1px 1fr;
        gap: 2rem;
        padding: 0 1.5rem;
    }
    
    .formations-side .formation-card {
        width: clamp(200px, 20vw, 240px) !important;
        min-height: clamp(180px, 18vw, 200px) !important;
    }
}

/* Tablet portrait */
@media (max-width: 900px) {
    :root {
        --formations-offset: 0rem;
        --certifications-offset-x: 0rem;
        --certifications-offset-y: 0rem;
        --divider-offset: 0rem;
    }
    
    .fusion-container {
        display: block !important;
        padding: 0 1.5rem !important;
        gap: 0 !important;
    }
    
    .fusion-divider {
        display: none !important;
    }
    
    .formations-side {
        margin-bottom: 5rem !important;
    }
    
    .formations-side .formations-title,
    .certifications-side .certifications-title {
        font-size: clamp(2.5rem, 8vw, 4rem) !important;
        text-align: center !important;
        margin-bottom: 2.5rem !important;
    }
    
    .formations-side .formations-container {
        flex-direction: column !important;
        gap: 2rem !important;
        align-items: center !important;
    }
    
    .formations-side .formation-card {
        width: 100% !important;
        max-width: 400px !important;
        aspect-ratio: 3/2 !important;
        min-height: 180px !important;
        padding: 1.5rem !important;
    }
    
    .certifications-side .certifications-collection {
        flex-direction: column !important;
        gap: 2rem !important;
        align-items: center !important;
    }
    
    .certifications-side .certification-badge {
        aspect-ratio: 3/2 !important;
        padding: 1.5rem !important;
        width: 100% !important;
        max-width: 400px !important;
    }
}

/* Mobile */
@media (max-width: 600px) {
    .formations-certifications-fusion {
        padding: 4rem 0 6rem 0;
    }
    
    .fusion-container {
        padding: 0 1rem !important;
    }
    
    .formations-side .formations-title,
    .certifications-side .certifications-title {
        font-size: clamp(2rem, 12vw, 3rem) !important;
        margin-bottom: 2rem !important;
    }
    
    .formations-side .formations-container {
        gap: 1.5rem !important;
    }
    
    .certifications-side .certifications-collection {
        gap: 1.5rem !important;
    }
    
    .formations-side .formation-card,
    .certifications-side .certification-badge {
        padding: 1.2rem !important;
        min-height: 160px !important;
        max-width: none !important;
    }
    
    .certifications-side .cert-icon {
        width: 40px !important;
        height: 40px !important;
    }
    
    .cert-seal {
        font-size: 1.2rem !important;
    }
    
    .certifications-side .badge-number {
        width: 20px !important;
        height: 20px !important;
        font-size: 0.5rem !important;
    }
}

/* Very small mobile */
@media (max-width: 400px) {
    .formations-side .formations-container {
        gap: 1rem !important;
    }
    
    .certifications-side .certifications-collection {
        gap: 1rem !important;
    }
    
    .formations-side .formation-card,
    .certifications-side .certification-badge {
        padding: 1rem !important;
        min-height: 140px !important;
    }
}

/* Landscape mobile - adjustments spécifiques */
@media (max-height: 500px) and (orientation: landscape) {
    .formations-certifications-fusion {
        padding: 2rem 0 4rem 0;
    }
    
    .formations-side {
        margin-bottom: 3rem !important;
    }
    
    .formations-side .formations-title,
    .certifications-side .certifications-title {
        font-size: clamp(1.8rem, 8vw, 3rem) !important;
        margin-bottom: 1.5rem !important;
    }
    
    .formations-side .formation-card,
    .certifications-side .certification-badge {
        min-height: 120px !important;
        aspect-ratio: 5/3 !important;
    }
}

/* ========================================
   ACCESSIBILITÉ ET RÉDUCTION MOTION
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    .certification-badge {
        animation: none;
        opacity: 1;
        transform: none;
    }
    
    .formation-card {
        animation: none;
        opacity: 1;
        transform: none;
    }
    
    .divider-line {
        animation: none !important;
        opacity: 1 !important;
    }
}

.certification-badge:focus {
    outline: 2px solid rgba(212, 184, 150, 0.5);
    outline-offset: 3px;
}

.formation-card:focus {
    outline: 2px solid rgba(212, 184, 150, 0.5);
    outline-offset: 3px;
}

/* ========================================
   CORRECTIONS SUPPLÉMENTAIRES POUR MOBILE
   ======================================== */

/* Assure que le contenu ne déborde pas */
@media (max-width: 768px) {
    .formations-side,
    .certifications-side {
        overflow: hidden;
    }
    
    .formations-side .formation-card,
    .certifications-side .certification-badge {
        width: calc(100% - 0rem) !important;
        margin: 0 auto;
    }
    
    /* Désactive tous les transforms problématiques sur mobile */
    .formations-side,
    .certifications-side,
    .fusion-divider {
        transform: none !important;
    }
}