/* IDN.Digital — finitions fonctionnelles, identité existante préservée. */
[hidden] { display: none !important; }
html { scroll-padding-top: 110px; }
body.ui-locked { overflow: hidden; }
img { height: auto; }
button, a, input, select, textarea { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid #b881f8; outline-offset: 5px; }
#main-content:focus, section[tabindex="-1"]:focus { outline: none; }
.nav-links { gap: clamp(16px, 2.3vw, 32px); }
.nav-links a { white-space: nowrap; }
.nav-toggle, .nav-cta-mobile { display: none; }
.hero-section { height: auto; min-height: min(900px, 100svh); padding: 130px 24px 80px; }
.hero-section .subtitle { max-width: 680px; line-height: 1.65; margin-left: auto; margin-right: auto; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 16px; margin-top: 30px; position: relative; z-index: 2; }
.hero-actions .cta-button { font-size: .98rem; padding: 17px 27px; }
.hero-actions span { margin-left: 12px; }
.button-secondary { display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 14px 24px; border: 1px solid rgba(255,255,255,.18); border-radius: 50px; font: 600 .96rem 'Urbanist', sans-serif; transition: border-color .25s ease, background .25s ease; }
.button-secondary:hover { border-color: #a855f7; background: rgba(168,85,247,.08); }
.hero-services { margin: 22px 0 0; color: #a2a2aa; font-size: .78rem; letter-spacing: .08em; }
.hero-services span { color: #a855f7; margin: 0 12px; }
.hero-section .hero-scroll { position: relative; inset: auto; transform: none; margin-top: 35px; }
.hero-brandmark { max-width: 145px; }
.splash-skip { position: absolute; right: 24px; bottom: max(24px, env(safe-area-inset-bottom)); z-index: 10; color: #d4d4da; padding: 12px 20px; border: 1px solid rgba(255,255,255,.22); border-radius: 30px; font-size: .82rem; }
.splash:not(.is-light) .splash-glyph-wrap { animation-duration: .8s; }
.splash:not(.is-light) .splash-typed { animation-delay: .65s; }
.form-delivery-note { font-size: .82rem; color: #aaaab3; line-height: 1.6; margin: 18px 0 12px; }
.copy-request { text-decoration: underline; text-underline-offset: 4px; font-size: .85rem; padding: 10px 0; color: #d4c1f5; }
.copy-fallback { width: 100%; min-height: 200px; padding: 14px; color: #f5f5f7; background: #111118; border: 1px solid #a855f7; border-radius: 12px; margin-top: 16px; }
.form-submit:disabled { opacity: .65; cursor: wait; }
.form-consent a { text-decoration: underline; text-underline-offset: 3px; }
.modal-dialog { overscroll-behavior: contain; max-height: calc(100dvh - 48px); }
.modal-overlay.is-visible { z-index: 10001; }
.contact-meta a:hover { color: #cfa9ff; }
.page-paused *, .page-paused *::before, .page-paused *::after { animation-play-state: paused !important; }
/* Readable layout while loading, without JS, with reduced motion or on dependency failure. */
.motion-off .showcase-section, .motion-off .showcase-sticky, .motion-off .horizontal-section { height: auto !important; min-height: 0 !important; }
.motion-off .showcase-sticky { position: relative !important; }
.motion-off .stack-container { height: auto !important; display: grid; gap: 24px; }
.motion-off .stack-card { position: relative !important; inset: auto !important; opacity: 1 !important; transform: none !important; visibility: visible !important; }
.motion-off .horizontal-track { display: grid !important; width: 100% !important; transform: none !important; }
.motion-off .horizontal-panel { width: 100%; height: auto; min-height: 65svh; padding: 90px 8vw; }
.motion-off .hero-title, .motion-off .hero-line > span, .motion-off .hero-tag, .motion-off .subtitle,
.motion-off .hero-actions, .motion-off .hero-services, .motion-off .section-title, .motion-off .title-word,
.motion-off .pipeline-step, .motion-off .process-step, .motion-off .pricing-card, .motion-off .portfolio-item,
.motion-off .faq-item, .motion-off .stack-card-content, .motion-off .horizontal-panel h3, .motion-off .horizontal-panel p {
    opacity: 1 !important; visibility: visible !important; transform: none !important; filter: none !important;
}
html:not(.ui-ready) .faq-answer { max-height: none; opacity: 1; visibility: visible; padding-bottom: 20px; }
@media (max-width: 1100px) {
    .ui-ready .nav-toggle { display: flex; z-index: 210; }
    .main-nav, .main-nav.scrolled { padding: 12px 20px; }
    .ui-ready .main-nav > .nav-cta { display: none; }
    .ui-ready .nav-links { position: fixed; inset: 0; display: flex; flex-direction: column; justify-content: safe center; align-items: center; gap: 4px; padding: 90px 20px max(30px, env(safe-area-inset-bottom)); overflow-y: auto; background: #08080df5; z-index: 200; opacity: 0; visibility: hidden; transform: translateY(-12px); transition: opacity .3s ease, visibility .3s ease, transform .3s ease; }
    .ui-ready .nav-links a { opacity: 0; transform: translateY(12px); font-size: clamp(1rem, 4vw, 1.45rem); padding: 12px 20px; }
    .ui-ready body.nav-open .nav-links, .ui-ready body.nav-open .nav-links a { opacity: 1; visibility: visible; transform: none; }
    body.nav-open .main-nav { backdrop-filter: none; -webkit-backdrop-filter: none; }
    .nav-links .nav-cta-mobile { display: inline-flex; background: var(--grad-iris-2); padding: 14px 28px; border-radius: 40px; margin-top: 16px; }
    html:not(.ui-ready) .main-nav { position: relative; flex-wrap: wrap; gap: 18px; }
    html:not(.ui-ready) .nav-links { position: static; display: flex; visibility: visible; opacity: 1; transform: none; flex-flow: row wrap; padding: 0; width: 100%; gap: 10px; background: none; }
    html:not(.ui-ready) .nav-links a { opacity: 1; transform: none; font-size: .9rem; padding: 8px; }
}
@media (min-width: 1101px) { .nav-toggle, .nav-cta-mobile { display: none !important; } }
@media (max-width: 620px) {
    .hero-section { min-height: 100svh; padding: 100px 20px 40px; }
    .hero-actions { width: 100%; max-width: 380px; flex-direction: column; gap: 12px; }
    .hero-actions > * { width: 100%; }
    .hero-section .subtitle { font-size: 1rem; }
    .hero-services { font-size: .7rem; letter-spacing: .025em; }
    .hero-services span { margin: 0 7px; }
    .modal-dialog { max-height: 94dvh; padding-bottom: max(30px, env(safe-area-inset-bottom)); }
    .splash-skip { right: 16px; }
}
@media (max-height: 620px) and (orientation: landscape) {
    .hero-section { min-height: 0; padding-top: 110px; }
    .hero-section .hero-scroll { display: none; }
    .ui-ready .nav-links { justify-content: flex-start; padding-top: 70px; }
    .ui-ready .nav-links a { padding: 8px 16px; font-size: 1rem; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}
.motion-off .stack-card { height: auto !important; min-height: 340px; }
/* Le visuel de portfolio conserve son ratio malgré les dimensions intrinsèques. */
.portfolio-screen img { height: 100%; object-fit: cover; }

/* Le menu donne accès aux sections sur les petits écrans. */
@media (max-width: 1100px) {
    .main-nav { gap: 16px; }
}