/* Portfolio-only presentation layer. Tokens fall back safely to the shared system. */
:root {
  --bb-portfolio-bg: var(--color-bg, #f7f9fc);
  --bb-portfolio-surface: var(--color-surface, #ffffff);
  --bb-portfolio-text: var(--color-text, #202b3c);
  --bb-portfolio-muted: var(--color-text-muted, #58657a);
  --bb-portfolio-border: var(--color-border, #dbe2ea);
  --bb-portfolio-primary: var(--color-primary, #1583e9);
  --bb-portfolio-primary-hover: var(--color-primary-hover, #096cc8);
  --bb-portfolio-primary-strong: var(--color-primary-strong, #075fb6);
  --bb-portfolio-radius: var(--radius-lg, 18px);
  --bb-portfolio-shadow: var(--shadow-md, 0 14px 36px rgba(29, 47, 71, .12));
  --bb-portfolio-focus: var(--focus-ring, #075fb6);
  --bb-portfolio-motion: var(--motion-base, 280ms);
  --bb-portfolio-ease: var(--ease-standard, cubic-bezier(.2, .7, .2, 1));
  --bb-hero-glow-primary: var(--hero-glow-primary, rgba(21, 131, 233, .20));
  --bb-hero-glow-secondary: var(--hero-glow-secondary, rgba(98, 70, 185, .13));
}

.bb-portfolio-page { background: var(--bb-portfolio-bg); color: var(--bb-portfolio-text); overflow: hidden; }
.bb-portfolio-shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.bb-portfolio-hero { position: relative; isolation: isolate; overflow: hidden; padding: clamp(4.5rem, 10vw, 8rem) 0 clamp(4rem, 8vw, 6.5rem); background: linear-gradient(135deg, #eff7ff 0%, var(--bb-portfolio-bg) 48%, #f4f1ff 100%); }
.bb-portfolio-hero::before, .bb-portfolio-hero::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; filter: blur(10px); pointer-events: none; }
.bb-portfolio-hero::before { width: min(48vw, 680px); aspect-ratio: 1; top: -35%; right: -12%; background: radial-gradient(circle, var(--bb-hero-glow-primary), transparent 68%); animation: bb-ambient-shift 14s var(--bb-portfolio-ease) infinite alternate; }
.bb-portfolio-hero::after { width: min(45vw, 580px); aspect-ratio: 1; bottom: -55%; left: -15%; background: radial-gradient(circle, var(--bb-hero-glow-secondary), transparent 68%); animation: bb-ambient-shift 18s var(--bb-portfolio-ease) infinite alternate-reverse; }
.bb-portfolio-gridline { position: absolute; inset: 0; z-index: -1; opacity: .4; background-image: linear-gradient(rgba(50, 79, 112, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(50, 79, 112, .07) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(to bottom, black, transparent 85%); }
.bb-portfolio-eyebrow, .bb-section-eyebrow { margin: 0 0 .85rem; color: var(--bb-portfolio-primary-strong); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.bb-portfolio-hero h1 { max-width: 800px; margin: 0; color: var(--bb-portfolio-text); font-size: clamp(2.8rem, 6vw, 5.8rem); line-height: .98; letter-spacing: -.055em; }
.bb-portfolio-hero-copy { max-width: 660px; margin: 1.6rem 0 0; color: var(--bb-portfolio-muted); font-size: clamp(1.05rem, 2vw, 1.3rem); line-height: 1.65; }
.bb-featured, .bb-gallery { padding: clamp(4rem, 8vw, 7rem) 0; }
.bb-featured { background: var(--bb-portfolio-surface); }
.bb-section-heading { display: flex; gap: 1.5rem; align-items: end; justify-content: space-between; margin-bottom: 2rem; }
.bb-section-heading h2, .bb-portfolio-cta h2 { margin: 0; color: var(--bb-portfolio-text); font-size: clamp(2rem, 4vw, 3.3rem); line-height: 1.05; letter-spacing: -.04em; }
.bb-section-heading p { max-width: 440px; margin: 0; color: var(--bb-portfolio-muted); line-height: 1.6; }
.bb-featured-grid { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 1.25rem; }
.bb-work-card { position: relative; display: block; width: 100%; padding: 0; overflow: hidden; border: 1px solid var(--bb-portfolio-border); border-radius: var(--bb-portfolio-radius); background: var(--bb-portfolio-surface); box-shadow: 0 1px 0 rgba(22, 37, 58, .03); color: inherit; cursor: pointer; text-align: left; transition: transform var(--bb-portfolio-motion) var(--bb-portfolio-ease), box-shadow var(--bb-portfolio-motion) var(--bb-portfolio-ease), border-color var(--bb-portfolio-motion) var(--bb-portfolio-ease), opacity 220ms ease; }
.bb-work-card:hover { transform: translateY(-5px); border-color: color-mix(in srgb, var(--bb-portfolio-primary) 38%, var(--bb-portfolio-border)); box-shadow: var(--bb-portfolio-shadow); }
.bb-work-card:focus-visible, .bb-work-filter:focus-visible, .bb-dialog-control:focus-visible, .bb-portfolio-cta a:focus-visible { outline: 3px solid var(--bb-portfolio-focus); outline-offset: 3px; }
.bb-work-card[hidden] { display: none; }
.bb-work-card img { display: block; width: 100%; height: auto; aspect-ratio: var(--bb-image-ratio, 1 / 1); object-fit: cover; transition: transform var(--bb-portfolio-motion) var(--bb-portfolio-ease); }
.bb-work-card:hover img { transform: scale(1.03); }
.bb-featured-card:first-child { --bb-image-ratio: 4 / 3; }
.bb-card-meta { position: absolute; inset: auto 0 0; padding: 2.6rem 1.15rem 1.1rem; background: linear-gradient(transparent, rgba(12, 23, 39, .88)); color: #fff; }
.bb-card-meta span { display: block; margin-bottom: .25rem; color: rgba(255,255,255,.78); font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.bb-card-meta strong { font-size: 1rem; line-height: 1.25; }
.bb-gallery-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 2rem; }
.bb-work-filters { display: flex; flex-wrap: wrap; gap: .55rem; }
.bb-work-filter { min-height: 44px; padding: .62rem .95rem; border: 1px solid var(--bb-portfolio-border); border-radius: 999px; background: var(--bb-portfolio-surface); color: var(--bb-portfolio-text); font: inherit; font-size: .9rem; font-weight: 700; cursor: pointer; transition: background var(--bb-portfolio-motion) var(--bb-portfolio-ease), color var(--bb-portfolio-motion) var(--bb-portfolio-ease), border-color var(--bb-portfolio-motion) var(--bb-portfolio-ease); }
.bb-work-filter:hover, .bb-work-filter[aria-pressed="true"] { border-color: var(--bb-portfolio-primary-strong); background: var(--bb-portfolio-primary-strong); color: #fff; }
.bb-work-count { margin: 0; color: var(--bb-portfolio-muted); font-size: .95rem; }
.bb-work-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.bb-gallery .bb-card-meta { position: relative; padding: .85rem 1rem 1rem; background: var(--bb-portfolio-surface); color: var(--bb-portfolio-text); }
.bb-gallery .bb-card-meta span { color: var(--bb-portfolio-muted); }
.bb-gallery .bb-work-card { animation: bb-card-in 280ms var(--bb-portfolio-ease) both; }
.bb-portfolio-cta { padding: clamp(4rem, 8vw, 7rem) 0; background: linear-gradient(120deg, #17243a, #213d62); color: #fff; text-align: center; }
.bb-portfolio-cta h2 { color: #fff; }
.bb-portfolio-cta p { max-width: 560px; margin: 1rem auto 1.75rem; color: rgba(255,255,255,.78); font-size: 1.08rem; }
.bb-portfolio-cta a { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: .75rem 1.2rem; border-radius: 999px; background: #fff; color: #173457; font-weight: 800; text-decoration: none; transition: transform var(--bb-portfolio-motion) var(--bb-portfolio-ease), background var(--bb-portfolio-motion) var(--bb-portfolio-ease); }
.bb-portfolio-cta a:hover { transform: translateY(-2px); background: #eef7ff; }
.bb-work-dialog { position: fixed; inset: 0; margin: auto; width: min(1040px, calc(100% - 24px)); max-height: min(92vh, 920px); padding: 0; border: 0; border-radius: var(--bb-portfolio-radius); background: var(--bb-portfolio-surface); color: var(--bb-portfolio-text); box-shadow: 0 24px 90px rgba(8, 20, 37, .42); }
.bb-work-dialog::backdrop { background: rgba(9, 19, 33, .78); backdrop-filter: blur(3px); }
.bb-dialog-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(240px, 330px); max-height: min(92vh, 920px); }
.bb-dialog-image { width: 100%; max-height: min(92vh, 920px); object-fit: contain; background: #101b2a; }
.bb-dialog-copy { display: flex; min-height: 260px; flex-direction: column; padding: 1.6rem; }
.bb-dialog-copy p { color: var(--bb-portfolio-muted); line-height: 1.55; }
.bb-dialog-category { margin: 2.6rem 0 .55rem; color: var(--bb-portfolio-primary-strong); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.bb-dialog-copy h2 { margin: 0; font-size: clamp(1.5rem, 3vw, 2.4rem); line-height: 1.1; }
.bb-dialog-actions { display: flex; gap: .6rem; margin-top: auto; }
.bb-dialog-control { min-width: 44px; min-height: 44px; padding: .6rem .85rem; border: 1px solid var(--bb-portfolio-border); border-radius: 9px; background: var(--bb-portfolio-surface); color: var(--bb-portfolio-text); cursor: pointer; font: inherit; font-weight: 700; }
.bb-dialog-control:hover { border-color: var(--bb-portfolio-primary); color: var(--bb-portfolio-primary); }
.bb-dialog-close { position: absolute; z-index: 1; top: .8rem; right: .8rem; background: rgba(255,255,255,.95); }
.bb-body-dialog-open { overflow: hidden; }
@keyframes bb-ambient-shift { to { transform: translate3d(-3%, 5%, 0) scale(1.08); } }
@keyframes bb-card-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 820px) { .bb-featured-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .bb-featured-card:first-child { grid-column: span 2; } .bb-work-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .bb-dialog-layout { grid-template-columns: 1fr; overflow-y: auto; } .bb-dialog-image { max-height: 56vh; } .bb-dialog-copy { min-height: 210px; } .bb-dialog-category { margin-top: .5rem; } }
@media (max-width: 560px) { .bb-portfolio-shell { width: min(100% - 28px, 1180px); } .bb-section-heading { display: block; } .bb-section-heading p { margin-top: .8rem; } .bb-gallery-toolbar { align-items: flex-start; } .bb-work-grid { gap: .85rem; } .bb-card-meta { padding: 2rem .8rem .75rem; } .bb-gallery .bb-card-meta { padding: .7rem .75rem .8rem; } .bb-dialog-actions { justify-content: space-between; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }