/* ==========================================================================
   Клиентски портал — екран за вход (на цял екран, без header/footer на сайта)
   Лява синя зона: въртящи се сцени с устройства (iM Manager, iM Portal Web,
   iM Portal Mobile), които леко плават. Дясно: формата за вход.
   ========================================================================== */

html, body { height: 100%; }
body.login { margin: 0; background: var(--brand-950); overflow-x: hidden; }

.login-grid { display: grid; grid-template-columns: minmax(0, 1fr) clamp(380px, 31vw, 520px); min-height: 100vh; min-height: 100dvh; }

/* ---------- Витрина ---------- */
.show {
    position: relative; overflow: hidden; color: #c9d8ea;
    background: radial-gradient(1100px 620px at 78% -8%, var(--brand-700), transparent 58%),
                radial-gradient(700px 500px at 0% 110%, #12345f, transparent 60%),
                linear-gradient(155deg, var(--brand-900) 15%, var(--brand-950));
    display: flex; flex-direction: column; padding: clamp(22px, 3vw, 40px) clamp(24px, 4vw, 64px) clamp(22px, 3vw, 34px);
}
.show::before { /* лека мрежа на фона */
    content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .5;
    background-image: radial-gradient(rgba(255,255,255,.07) 1px, transparent 1px); background-size: 26px 26px;
    mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
}
.show__top { position: relative; z-index: 2; display: flex; align-items: center; justify-content: flex-end; gap: 16px; }
.show__top img { height: 30px; filter: brightness(0) invert(1); }
.show__top a { color: #b7cbe0; font-size: .9rem; text-decoration: none; }
.show__top a:hover { color: #fff; }

.slides { position: relative; flex: 1; display: grid; align-items: center; }
.slide {
    grid-area: 1 / 1; display: grid; grid-template-columns: minmax(0, .72fr) minmax(0, 1.28fr); align-items: center; gap: clamp(16px, 3vw, 48px);
    opacity: 0; visibility: hidden; transform: translateX(40px); transition: opacity .8s var(--ease), transform .8s var(--ease), visibility 0s .8s;
}
.slide.is-on { opacity: 1; visibility: visible; transform: none; transition: opacity .8s var(--ease), transform .8s var(--ease); }
.slide__copy { position: relative; z-index: 2; }
.slide__copy .eyebrow { color: var(--brand-400); }
.slide__copy h2 { color: #fff; font-size: clamp(1.6rem, 2.3vw, 2.5rem); line-height: 1.1; margin: 10px 0 14px; }
.slide__copy h2 em { font-style: normal; background: linear-gradient(90deg, #8fc1ff, var(--accent-500)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.slide__copy p { font-size: 1.06rem; line-height: 1.6; color: #b7cbe0; margin: 0 0 18px; max-width: 40ch; }
.slide__copy ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: .95rem; color: #dbe7f4; }
.slide__copy li::before { content: '✓'; color: var(--accent-500); font-weight: 800; margin-right: 9px; }
.slide.is-on .slide__copy > * { animation: rise .7s var(--ease) both; }
.slide.is-on .slide__copy > *:nth-child(2) { animation-delay: .08s; }
.slide.is-on .slide__copy > *:nth-child(3) { animation-delay: .16s; }
.slide.is-on .slide__copy > *:nth-child(4) { animation-delay: .24s; }
@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

.stage { position: relative; width: 100%; aspect-ratio: 16 / 12; }

/* ---------- Устройства (iMac, iPad, iPhone) ---------- */
.dev { position: absolute; will-change: transform; }
.dev img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.dev__glow { position: absolute; inset: 12% 6% -6%; background: radial-gradient(closest-side, rgba(47,108,192,.55), transparent); filter: blur(34px); z-index: -1; }
/* отблясък на стъклото */
.glass { position: relative; overflow: hidden; background: #000; }
.glass::after { content: ''; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(115deg, rgba(255,255,255,.16) 0%, rgba(255,255,255,.04) 28%, transparent 42%); }

/* iMac 24": тънка черна рамка, сребриста брадичка, алуминиева стойка */
.imac { width: 82%; left: 10%; top: 2%; filter: drop-shadow(0 40px 50px rgba(0,0,0,.45)); }
.imac__body { border-radius: 14px; overflow: hidden; background: linear-gradient(180deg, #e9ecf0, #d5d9df); box-shadow: 0 0 0 1px rgba(255,255,255,.35) inset; }
.imac__screen { margin: 0; padding: 1.1% 1.1% 0; background: #0b0d10; border-radius: 14px 14px 0 0; }
.imac__screen .glass { aspect-ratio: 16 / 9.4; border-radius: 4px 4px 0 0; }
.imac__chin { height: 0; padding-bottom: 7.2%; position: relative; background: linear-gradient(180deg, #dfe3e8 0%, #c9ced5 100%); }
.imac__chin::after { content: ''; position: absolute; left: 50%; top: 42%; width: 3.2%; height: 16%; margin-left: -1.6%; border-radius: 3px; background: rgba(0,0,0,.08); }
.imac__neck { width: 22%; margin: -1px auto 0; height: 0; padding-bottom: 14%; background: linear-gradient(90deg, #b9bfc7, #e6e9ed 45%, #c3c8cf); clip-path: polygon(6% 0, 94% 0, 100% 100%, 0 100%); }
.imac__foot { width: 30%; margin: 0 auto; height: 10px; border-radius: 3px 3px 8px 8px; background: linear-gradient(180deg, #d9dde2, #a8aeb6); box-shadow: 0 14px 22px rgba(0,0,0,.45); }

/* iPad Pro: метален ръб, тънка равна черна рамка, камера */
.ipad { width: 44%; padding: .55%; border-radius: 26px; background: linear-gradient(145deg, #f3f4f6, #9aa1aa 45%, #e3e6ea 60%, #8a919a); filter: drop-shadow(0 30px 34px rgba(0,0,0,.5)); }
.ipad__bezel { position: relative; padding: 4.2%; border-radius: 22px; background: #0b0d10; }
.ipad__bezel::before { content: ''; position: absolute; top: 1.6%; left: 50%; width: 1.4%; aspect-ratio: 1; margin-left: -.7%; border-radius: 50%; background: radial-gradient(#3a4656, #0b0d10 70%); }
.ipad .glass { aspect-ratio: 4 / 3; border-radius: 10px; }

/* iPhone 15 Pro: титаниева рамка, бутони, Dynamic Island */
.iphone { width: 18%; padding: .75%; border-radius: 17% / 8%; background: linear-gradient(140deg, #d6d9de, #6f7680 30%, #c8ccd2 55%, #5d646e 85%); filter: drop-shadow(0 30px 34px rgba(0,0,0,.5)); }
.iphone::before, .iphone::after { content: ''; position: absolute; width: 1.6%; border-radius: 2px; background: linear-gradient(90deg, #6f7680, #c8ccd2); }
.iphone::before { left: -1.4%; top: 20%; height: 11%; box-shadow: 0 -16% 0 #8b929b; }
.iphone::after { right: -1.4%; top: 26%; height: 15%; }
.iphone__bezel { position: relative; padding: 2.6%; border-radius: 15% / 7%; background: #0b0d10; }
.iphone .glass { aspect-ratio: 9 / 19.5; border-radius: 12% / 5.6%; }
.iphone__island { position: absolute; top: 3.2%; left: 50%; width: 30%; height: 3.6%; margin-left: -15%; border-radius: 20px; background: #000; z-index: 2; }

/* сцена 1: монитор + отпред таблет (ляво) и телефон (дясно) */
.s1 .ipad { left: 0; top: 47%; }
.s1 .iphone { right: 3%; top: 36%; }
/* сцена 2: само монитор, по-голям */
.s2 .imac { width: 92%; left: 4%; top: 0; }
/* сцена 3: 4 телефона ветрило (като LIVO) */
.s3 .iphone { width: 25%; }
.s3 .p1 { left: 2%;  top: 10%; --r: -8deg; }
.s3 .p2 { left: 23%; top: 3%;  --r: -3deg; z-index: 3; }
.s3 .p3 { left: 48%; top: 1%;  --r: 3deg;  z-index: 2; }
.s3 .p4 { left: 71%; top: 10%; --r: 8deg; }

/* леко плаване — различни скорости, за да не се движат в синхрон */
.float-a { animation: floatA 7s ease-in-out infinite; }
.float-b { animation: floatB 8.5s ease-in-out infinite; }
.float-c { animation: floatC 6.2s ease-in-out infinite; }
@keyframes floatA { 0%, 100% { transform: translate(0, 0) rotate(var(--r, 0deg)); } 50% { transform: translate(6px, -12px) rotate(var(--r, 0deg)); } }
@keyframes floatB { 0%, 100% { transform: translate(0, 0) rotate(var(--r, 0deg)); } 50% { transform: translate(-9px, -16px) rotate(calc(var(--r, 0deg) - 1deg)); } }
@keyframes floatC { 0%, 100% { transform: translate(0, -4px) rotate(var(--r, 0deg)); } 50% { transform: translate(8px, 10px) rotate(calc(var(--r, 0deg) + 1deg)); } }

/* влизане на устройствата при смяна на сцената */
.slide .stage > .dev-in { opacity: 0; transform: translateY(40px) scale(.96); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.slide.is-on .stage > .dev-in { opacity: 1; transform: none; }
.slide.is-on .stage > .dev-in:nth-child(2) { transition-delay: .15s; }
.slide.is-on .stage > .dev-in:nth-child(3) { transition-delay: .3s; }
.slide.is-on .stage > .dev-in:nth-child(4) { transition-delay: .45s; }
.dev-in { position: absolute; inset: 0; pointer-events: none; }
.dev-in > .dev { pointer-events: auto; }

/* точки + прогрес */
.dots { position: relative; z-index: 2; display: flex; gap: 10px; align-items: center; }
.dots button { width: 36px; height: 5px; border: 0; border-radius: 4px; background: rgba(255,255,255,.22); cursor: pointer; padding: 0; overflow: hidden; position: relative; }
.dots button i { position: absolute; inset: 0; width: 0; background: #fff; }
.dots button.is-on i { animation: fill var(--dur, 7s) linear forwards; }
.show:hover .dots button.is-on i { animation-play-state: paused; }
@keyframes fill { to { width: 100%; } }
.dots span { margin-left: 8px; font-size: .82rem; color: #8fa8c4; }

/* ---------- Формата ---------- */
.pane { background: #fff; display: flex; flex-direction: column; padding: clamp(24px, 3.5vw, 48px); position: relative; z-index: 3; box-shadow: -24px 0 70px rgba(7, 26, 51, .35); }
.pane__body { flex: 1; display: flex; align-items: center; justify-content: center; }
.pane__foot { text-align: center; font-size: .8rem; color: var(--muted); }
.pane__foot a { color: var(--muted); }

@media (max-width: 1180px) {
    .slide { grid-template-columns: 1fr; align-content: center; gap: 10px; }
    .slide__copy ul { display: none; }
    .stage { max-width: 640px; margin: 0 auto; }
}
@media (max-width: 860px) {
    .login-grid { grid-template-columns: 1fr; }
    .show { padding-bottom: 50px; }
    .pane { margin-top: -30px; border-radius: 28px 28px 0 0; box-shadow: 0 -20px 50px rgba(7,26,51,.25); }
}
@media (max-width: 480px) {
    .slide__copy p { font-size: .98rem; }
    .slide__copy h2 { font-size: 1.5rem; }
}
@media (prefers-reduced-motion: reduce) {
    .float-a, .float-b, .float-c, .dots button.is-on i { animation: none !important; }
    .slide, .slide .stage > .dev-in { transition: none !important; }
}