[hidden] { display: none !important; }
.lightbox-nav { align-items: center; flex-wrap: wrap; justify-content: center; max-width: calc(100vw - 3rem); }
.lightbox-whatsapp { padding: .75rem 1rem; border: 1px solid rgba(201,185,154,.3); color: var(--ivory); font-size: .7rem; letter-spacing: .06em; transition: background .25s; }
.lightbox-whatsapp:hover { background: #286344; }
.whatsapp-link { display: inline-flex; align-items: center; gap: 1rem; font-size: .75rem; color: #286344; font-weight: 500; padding: .85rem 0; border-bottom: 1px solid rgba(40,99,68,.3); transition: color .25s, border-color .25s; }
.whatsapp-link:hover { color: #18442d; border-color: #18442d; }
.contact-whatsapp { margin-top: 2rem; }
.weave-details > .whatsapp-link { grid-column: 3; }
.form-whatsapp { text-align: center; margin-top: 1.5rem; }
.form-whatsapp > span { display: block; color: var(--taupe); font-size: .75rem; }
.form-whatsapp > p { font-size: .68rem; color: var(--taupe); margin-top: .75rem; }
.project-questions { margin-top: 3rem; border-top: 1px solid var(--light-border); padding-top: 2rem; }
.project-questions h3 { margin-bottom: 1.5rem; font-size: 1.6rem; }
.project-questions details { border-bottom: 1px solid var(--light-border); }
.project-questions summary { cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 0; list-style: none; font-size: .83rem; font-weight: 400; }
.project-questions summary::-webkit-details-marker { display: none; }
.project-questions summary::after { content: '+'; color: var(--bronze); font-size: 1.25rem; }
.project-questions details[open] summary::after { content: '−'; }
.project-questions details p { font-size: .82rem; margin: 0 0 1.2rem; line-height: 1.75; }
.project-questions details[open] p { animation: answerReveal .25s ease; }
@keyframes answerReveal { from { opacity: 0; transform: translateY(-5px); } to { opacity: 1; transform: none; } }
.whatsapp-widget { position: fixed; right: 2rem; bottom: max(1.5rem, env(safe-area-inset-bottom)); z-index: 950; }
.whatsapp-launcher { margin-left: auto; }
.whatsapp-launcher { display: flex; align-items: center; gap: .75rem; background: #286344; color: #fff; border: 1px solid rgba(255,255,255,.2); border-radius: 50px; padding: .9rem 1.3rem; min-height: 52px; box-shadow: 0 8px 24px rgba(24,68,45,.2); cursor: pointer; font-size: .75rem; transition: transform .25s, background .25s; }
.whatsapp-launcher:hover { background: #18442d; transform: translateY(-3px); }
.whatsapp-panel { width: 350px; max-width: calc(100vw - 2.5rem); background: var(--ivory); border: 1px solid var(--light-border); box-shadow: 0 20px 60px rgba(28,25,23,.2); border-radius: 12px; margin-bottom: 1rem; overflow: hidden; animation: chatReveal .25s ease; max-height: calc(100svh - 120px); overflow-y: auto; }
.whatsapp-panel-header { display: flex; align-items: flex-start; justify-content: space-between; padding: 1.5rem; background: #286344; color: #fff; gap: .5rem; }
.whatsapp-eyebrow { font-size: .6rem; letter-spacing: .1em; text-transform: uppercase; color: #d3e6d8; }
.whatsapp-panel-header h3 { margin-top: .6rem; font-size: 1.65rem; }
#whatsapp-close { border: 0; background: transparent; color: #fff; cursor: pointer; font-size: 1.6rem; min-width: 32px; min-height: 32px; }
.whatsapp-panel-body { padding: 1.5rem; }
.whatsapp-panel-body > p:first-child { color: var(--taupe); font-size: .8rem; margin-bottom: 1rem; }
.whatsapp-topics { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem; }
.whatsapp-topics button { background: transparent; border: 1px solid var(--light-border); border-radius: 30px; padding: .55rem .75rem; color: var(--taupe); font-size: .68rem; cursor: pointer; }
.whatsapp-topics button:hover, .whatsapp-topics button[aria-pressed="true"] { color: #286344; background: #e4eee4; border-color: #286344; }
#whatsapp-message { font-size: .8rem; }
.whatsapp-send { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1rem; padding: .9rem 1rem; background: #286344; color: #fff; border-radius: 4px; font-size: .75rem; transition: background .25s; }
.whatsapp-send:hover { background: #18442d; }
.whatsapp-note { font-size: .65rem; color: var(--taupe); margin-top: .75rem; }
.whatsapp-ready #back-top { bottom: 6rem; }
@keyframes chatReveal { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@media (max-width: 768px) { .weave-details > .whatsapp-link { grid-column: 1; justify-self: start; } }
@media (max-width: 480px) { .whatsapp-widget { right: 1.25rem; bottom: max(1.25rem, env(safe-area-inset-bottom)); } .whatsapp-launcher span { display: none; } .whatsapp-launcher { width: 54px; height: 54px; justify-content: center; padding: 0; } .whatsapp-panel { width: calc(100vw - 2.5rem); } .whatsapp-ready #back-top { right: 1.6rem; bottom: 6rem; } }
@media (prefers-reduced-motion: reduce) { .whatsapp-panel, .project-questions details p { animation: none !important; } }