/* ===========================================================
   PORTFOLIO — Base
   =========================================================== */

.portfolio {
    padding-bottom: 0;
}

/* ===========================================================
   PORTFOLIO — Hero
   =========================================================== */

.portfolio-hero {
    padding: var(--s5) 0;
    text-align: center;
}

.portfolio-hero .container {
    display: flex;
    justify-content: center;
}

.portfolio-hero-card {
    --glassRadius: 34px;
    --glassBlur: 18px;
    --glassAlpha: 0.035;
    --glassSat: 1.12;
    --glassCaustics:
        radial-gradient(60% 55% at 18% 22%, rgb(255 255 255 / 0.070) 0%, transparent 72%),
        radial-gradient(60% 55% at 82% 30%, rgb(255 255 255 / 0.045) 0%, transparent 74%);
    --glassBorder: rgb(255 255 255 / 0.16);
    --glassShadow:
        0 28px 80px rgb(0 0 0 / 0.14),
        inset 0 1px 0 rgb(255 255 255 / 0.16),
        inset 0 -1px 0 rgb(0 0 0 / 0.10),
        inset 0 0 0 1px rgb(255 255 255 / 0.06);

    width: 100%;
    padding: clamp(18px, 3vw, 44px);
}

.portfolio-title,
.portfolio-h2,
.portfolio-side-label {
    font-family: var(--fontAccent);
    letter-spacing: .03em;
    color: rgb(var(--textColor));
    text-transform: uppercase;
}

.portfolio-title {
    font-size: clamp(3.2rem, 10vw, 6.2rem);
    line-height: 0.95;
    text-wrap: balance;

    display: flex;
    flex-direction: column;
    gap: var(--s2);
}

/* Mot fort : "PORTFOLIO" */
.portfolio-title__kicker {
    display: block;
    font-family: var(--fontAccent);
    font-size: 1em;
    letter-spacing: .03em;
    line-height: 0.95;
    color: rgb(var(--textColor));
    text-transform: uppercase;
}

/* Reste du titre SEO */
.portfolio-title__sub {
    display: block;
    font-family: var(--fontTitle);
    font-weight: 900;
    font-size: clamp(0.85rem, 2.4vw, 1.25rem);
    letter-spacing: .08em;
    line-height: 1.3;
    text-transform: uppercase;
    color: rgb(var(--textColor) / 0.40);
}

/* Séparateur sous le h1 */
.portfolio-divider {
    height: 2px;
    background: rgb(var(--accentColor)/0.22);
    border-radius: var(--radius-cut);
    width: 100%;
    margin: var(--s4) auto 0;
}

.portfolio-intro {
    max-width: 86ch;
    margin: var(--s4) auto 0;

    font-family: var(--fontText);
    line-height: 1.75;
    font-size: clamp(1.02rem, 1.05vw, 1.12rem);
    color: rgb(var(--textColor) / 0.80);

    text-wrap: pretty;
    hyphens: auto;
    text-align: left;
}

.portfolio-intro p {
    margin: 0 0 var(--s3);
}

.portfolio-intro p:last-child {
    margin-bottom: 0;
}

/* ===========================================================
   PORTFOLIO — Sections (Portrait / Corporate)
   =========================================================== */

.portfolio-section {
    padding: var(--s5) 0 var(--s6);
}

/* Portrait : pas de top, le hero le fournit */
.portfolio-section--portrait {
    padding-top: 0;
}

.portfolio-head {
    display: grid;
    grid-template-columns: 1fr;
    align-items: end;
    gap: var(--s3);
}

.portfolio-h2 {
    font-size: clamp(2.9rem, 4.4vw, 5.2rem);
    line-height: 0.65;
}

.portfolio-section--corporate .portfolio-h2 {
    text-align: right;
    justify-self: end;
}

.portfolio .btn--full {
    width: 100%;
}

/* ===========================================================
   PORTFOLIO — Media (mobile)
   =========================================================== */

.portfolio-media {
    position: relative;
}

.portfolio-collage {
    display: grid;
    grid-template-columns: 1fr;
    overflow: hidden;
    aspect-ratio: 3 / 4;
}

.portfolio-collage img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.portfolio-collage img:nth-child(n + 2) {
    display: none;
}

.portfolio .btn--discover {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    border-left: 0;
    border-right: 0;
}

.portfolio-side-label {
    display: none;
    user-select: none;
    pointer-events: none;
    font-size: clamp(3.2rem, 4.4vw, 5.2rem);
}

/* ===========================================================
   PORTFOLIO — Text
   =========================================================== */

.portfolio-text {
    margin-top: calc(var(--s4) + var(--s2));
}

.portfolio-text-content {
    margin-inline: auto;

    padding: clamp(14px, 2.2vw, 22px);
    border-radius: 22px;

    background: rgb(var(--backgroundLight) / 0.55);
    border: 1px solid rgb(var(--accentColor) / 0.14);

    -webkit-backdrop-filter: blur(10px) saturate(1.08);
    backdrop-filter: blur(10px) saturate(1.08);

    box-shadow:
        0 18px 50px rgb(0 0 0 / 0.10),
        inset 0 1px 0 rgb(255 255 255 / 0.14);

    font-family: var(--fontText);
    color: rgb(var(--textColor) / 0.86);
    line-height: 1.75;
    font-size: clamp(1.02rem, 1.05vw, 1.12rem);
}

.portfolio-text-content p {
    margin: 10px 0;
    hyphens: auto;
    text-wrap: pretty;
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .portfolio-text-content {
        background: rgb(var(--backgroundLight) / 0.92);
        box-shadow: none;
    }
}

/* ===========================================================
   PORTFOLIO — Social block (photo reveal)
   =========================================================== */

.portfolio-social {
    text-align: center;
}

.portfolio-social .container {
    width: 100%;
    margin-inline: auto;

    padding: var(--s6) var(--s4);
    position: relative;
    overflow: hidden;
    isolation: isolate;

    background: transparent;

    --x: -9999px;
    --y: -9999px;
    --revealSize: 180px;

    display: flex;
    flex-direction: column;
    justify-content: center;
}

.portfolio-social-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    pointer-events: none;

    transform: scale(1.03);
}

/* overlay noir */
.portfolio-social .container::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: rgb(var(--textColor));
}

.portfolio-social-title {
    position: relative;
    z-index: 2;
    font-family: var(--fontTitle);
    letter-spacing: .05em;
    text-transform: uppercase;
    color: rgb(var(--backgroundLight));
    margin-top: var(--s2);
}

.portfolio-social-title:first-of-type {
    margin-top: 0;
    font-size: clamp(1.35rem, 3.2vw, 1.9rem);
}

.portfolio-social-title:last-of-type {
    font-family: var(--fontAccent);
    letter-spacing: .03em;
    text-transform: uppercase;
    opacity: 0.92;
    font-size: clamp(1.15rem, 2.6vw, 1.6rem);
    margin-top: var(--s4);
}

.portfolio-social-icons {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
    gap: var(--s4);
    margin-top: var(--s4);
}

.portfolio-social .icon-btn {
    --btn-size: 72px;
    --icon-size: 34px;
}

/* Reveal au hover : on "perce" l'overlay noir */
@media (hover: hover) and (pointer: fine) {
    .portfolio-social .container::after {
        -webkit-mask-image: radial-gradient(circle var(--revealSize) at var(--x) var(--y),
                transparent 0,
                transparent 70%,
                #000 78%,
                #000 100%);
        mask-image: radial-gradient(circle var(--revealSize) at var(--x) var(--y),
                transparent 0,
                transparent 70%,
                #000 78%,
                #000 100%);
        -webkit-mask-repeat: no-repeat;
        mask-repeat: no-repeat;
    }
}

/* Fallback : pas de mask => rendu noir classique */
@supports not ((mask-image: radial-gradient(circle at 0 0, transparent 0, #000 1px)) or (-webkit-mask-image: radial-gradient(circle at 0 0, transparent 0, #000 1px))) {
    .portfolio-social-bg {
        display: none;
    }

    .portfolio-social .container {
        background: rgb(var(--textColor));
    }

    .portfolio-social .container::after {
        display: none;
    }
}

/* ===========================================================
   PORTFOLIO — Breakpoints
   =========================================================== */

@media (min-width: 768px) {
    .portfolio {
        --sideCol: clamp(36px, 4.2vw, 68px);
        --mediaTop: 8px;
    }

    .portfolio-hero {
        padding: var(--s6) 0 var(--s8);
    }

    .portfolio-section {
        padding: var(--s9) 0;
    }

    .portfolio-section--portrait {
        padding-top: 0;
    }

    .portfolio-head {
        grid-template-columns: 1fr auto;
        grid-template-areas: "title cta";
        gap: var(--s4);
    }

    .portfolio-head>.portfolio-h2 {
        grid-area: title;
    }

    .portfolio-head>.btn {
        grid-area: cta;
    }

    .portfolio-section--corporate .portfolio-head {
        grid-template-columns: auto 1fr;
        grid-template-areas: "cta title";
    }

    .portfolio-section--portrait .portfolio-head {
        padding-right: var(--sideCol);
    }

    .portfolio-section--corporate .portfolio-head {
        padding-left: var(--sideCol);
    }

    .portfolio-media {
        margin-top: var(--mediaTop);
        display: grid;
        align-items: stretch;
        column-gap: 0;
    }

    .portfolio-media--label-right {
        grid-template-columns: 1fr var(--sideCol);
    }

    .portfolio-media--label-left {
        grid-template-columns: var(--sideCol) 1fr;
    }

    .portfolio-collage {
        grid-row: 1;
        grid-column: 1;
        grid-template-columns: 1fr 1fr 1fr;
        aspect-ratio: 16 / 9;
        z-index: 1;
    }

    .portfolio-collage img:nth-child(n + 2) {
        display: block;
    }

    .portfolio-collage:focus-visible {
        outline: none;
        box-shadow: 0 0 0 3px rgb(var(--accentColor) / 0.35);
    }

    .portfolio .btn--discover {
        position: static;
        grid-row: 1;
        grid-column: 1;
        align-self: end;
        justify-self: stretch;
        z-index: 2;
        height: clamp(52px, var(--s8), 72px);
        font-size: clamp(1.35rem, 1.2vw + 0.8rem, 2rem);
        letter-spacing: clamp(.06em, .12vw, .14em);

        display: flex;
        align-items: center;
        justify-content: center;
        line-height: 1;
        padding-inline: var(--s5);
    }

    .portfolio .btn--discover:focus-visible {
        outline: none;
        box-shadow: 0 0 0 3px rgb(var(--accentColor) / 0.35);
    }

    .portfolio-media--label-left .portfolio-collage,
    .portfolio-media--label-left .btn--discover {
        grid-column: 2;
    }

    .portfolio-side-label {
        display: block;
        grid-row: 1;
        writing-mode: vertical-rl;
        text-orientation: mixed;
        align-self: end;
        padding-bottom: var(--s2);
        line-height: 0.90;
    }

    .portfolio-media--label-right .portfolio-side-label {
        justify-self: start;
        transform: none;
    }

    .portfolio-media--label-left .portfolio-side-label {
        justify-self: end;
        transform: rotate(180deg);
    }

    .portfolio-section--portrait .portfolio-text {
        padding-right: var(--sideCol);
    }

    .portfolio-section--corporate .portfolio-text {
        padding-left: var(--sideCol);
        padding-right: 0;
    }

    .portfolio-text-content {
        margin-top: var(--s2);
    }

    .portfolio-social-icons {
        gap: var(--s5);
    }

    .portfolio-social .icon-btn {
        --btn-size: 84px;
        --icon-size: 42px;
    }
}

@media (min-width: 1024px) {
    .portfolio-hero {
        padding: var(--s7) 0 var(--s9);
    }

    .portfolio-section--portrait {
        padding-top: 0;
    }

    .portfolio-social .container {
        padding: var(--s9) var(--s5);
        min-height: clamp(420px, 48vh, 640px);
        cursor: none;
    }
}