/* ==========================================================================
   Yunok Tech — shared modern design layer for Home, Apps, Services & Course.
   Loaded after style.css. Each page sets its accent via a body class.
   ========================================================================== */

:root {
  --yt-bg: #050914;
  --yt-bg-2: #0a1122;
  --yt-panel: rgba(16,26,50,.62);
  --yt-line: rgba(120,170,255,.16);
  --yt-text: #e8eefc;
  --yt-muted: #98a6c2;
  --yt-head: 'Sora', 'Exo 2', sans-serif;
  --a1: #0ea5e9;
  --a2: #22d3ee;
  --a3: #8b5cf6;
  --yt-ease: cubic-bezier(.22,1,.36,1);
}
body.yt { background: var(--yt-bg); color: var(--yt-text); overflow-x: clip; }
body.yt-course { --a1: #8b5cf6; --a2: #ec4899; --a3: #22d3ee; }
body.yt-services { --a1: #10b981; --a2: #22d3ee; --a3: #8b5cf6; }
body.yt-page-apps { --a1: #6366f1; --a2: #22d3ee; --a3: #f59e0b; }
.yt #navbar.scrolled { background: rgba(5,9,20,.82); border-bottom-color: var(--yt-line); }
.yt ::selection { background: var(--a1); color: #fff; }
.yt .breadcrumb { justify-content: flex-start; }
.yt .breadcrumb a { color: var(--a2); }

.yt-grad { background: linear-gradient(100deg, var(--a1), var(--a2), var(--a3), var(--a1)); background-size: 300% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: yt-grad 9s linear infinite; }
@keyframes yt-grad { to { background-position: -300% 0; } }
.yt-progress { position: fixed; top: 0; left: 0; z-index: 1100; width: 100%; height: 3px; background: linear-gradient(90deg, var(--a1), var(--a2), var(--a3)); transform-origin: 0 50%; transform: scaleX(0); }

.yt-sec { position: relative; padding: 110px 0; overflow: hidden; }
.yt-sec.alt { background: var(--yt-bg-2); }
.yt-sec.tight { padding: 80px 0; }
.yt-center { text-align: center; }
.yt-tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 99px; font-size: .74rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: #dbe7ff; background: color-mix(in srgb, var(--a1) 14%, transparent); border: 1px solid color-mix(in srgb, var(--a1) 35%, transparent); margin-bottom: 18px; }
.yt-tag::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--a2); box-shadow: 0 0 10px var(--a2); }
.yt-h1 { font-family: var(--yt-head); font-weight: 800; color: #fff; font-size: clamp(2.4rem, 5.8vw, 4.4rem); line-height: 1.05; letter-spacing: -.035em; margin-bottom: 20px; }
.yt-h2 { font-family: var(--yt-head); font-weight: 800; color: #fff; font-size: clamp(1.9rem, 4.4vw, 3.1rem); line-height: 1.12; letter-spacing: -.025em; margin-bottom: 16px; }
.yt-sub { color: var(--yt-muted); font-size: 1.07rem; line-height: 1.8; max-width: 640px; }
.yt-center .yt-sub { margin-left: auto; margin-right: auto; }
.yt-lead { color: #c7d2ea; font-size: 1.1rem; line-height: 1.8; max-width: 560px; margin-bottom: 30px; }

/* ---- Entrance animations ---- */
[data-anim] { transition: opacity .8s var(--yt-ease), transform .9s var(--yt-ease), filter .8s; transition-delay: var(--d, 0s); }
[data-anim="up"]    { opacity: 0; transform: translateY(42px); }
[data-anim="left"]  { opacity: 0; transform: translateX(-60px); }
[data-anim="right"] { opacity: 0; transform: translateX(60px); }
[data-anim="zoom"]  { opacity: 0; transform: scale(.85); }
[data-anim="blur"]  { opacity: 0; filter: blur(14px); transform: translateY(16px); }
[data-anim="flip"]  { opacity: 0; transform: perspective(900px) rotateX(50deg) translateY(30px); transform-origin: 50% 100%; }
[data-anim].in { opacity: 1; transform: none; filter: none; }

/* ---- Buttons ---- */
.yt-btn { position: relative; overflow: hidden; isolation: isolate; display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 15px 26px; border-radius: 14px; font-weight: 800; font-size: 1rem; color: #fff; border: 1.5px solid transparent; transition: transform .35s var(--yt-ease), box-shadow .35s, background .3s, border-color .3s; cursor: pointer; }
.yt-btn.primary { background: linear-gradient(110deg, var(--a1), var(--a2)); box-shadow: 0 12px 34px color-mix(in srgb, var(--a1) 45%, transparent); }
.yt-btn.primary::before { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(110deg, transparent 35%, rgba(255,255,255,.4) 50%, transparent 65%); transform: translateX(-130%); animation: yt-shine 3.6s ease-in-out infinite; }
@keyframes yt-shine { 55%, 100% { transform: translateX(130%); } }
.yt-btn.primary:hover { transform: translateY(-3px); box-shadow: 0 18px 50px color-mix(in srgb, var(--a2) 50%, transparent); }
.yt-btn.ghost { border-color: var(--yt-line); background: rgba(255,255,255,.04); }
.yt-btn.ghost:hover { border-color: var(--a2); background: color-mix(in srgb, var(--a2) 10%, transparent); transform: translateY(-2px); }
.yt-btn.wa { background: #16a34a; box-shadow: 0 12px 30px rgba(22,163,74,.35); }
.yt-btn.wa:hover { background: #15803d; transform: translateY(-3px); }
.yt-btn.violet { background: linear-gradient(110deg, #8b5cf6, #ec4899); box-shadow: 0 12px 34px rgba(139,92,246,.4); }
.yt-btn.violet:hover { transform: translateY(-3px); }
.yt-btn.sm { padding: 10px 16px; font-size: .88rem; border-radius: 12px; }
.yt-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.yt-center .yt-actions { justify-content: center; }

/* ---- Background effects ---- */
.yt-aurora { position: absolute; inset: -15%; pointer-events: none; filter: blur(90px); opacity: .75; }
.yt-aurora i { position: absolute; border-radius: 50%; }
.yt-aurora i:nth-child(1) { width: 42vmax; height: 42vmax; left: -5%; top: -5%; background: color-mix(in srgb, var(--a1) 45%, transparent); animation: yt-blob 20s ease-in-out infinite alternate; }
.yt-aurora i:nth-child(2) { width: 36vmax; height: 36vmax; right: -5%; top: 25%; background: color-mix(in srgb, var(--a3) 38%, transparent); animation: yt-blob 24s ease-in-out infinite alternate-reverse; }
.yt-aurora i:nth-child(3) { width: 26vmax; height: 26vmax; left: 40%; bottom: -10%; background: color-mix(in srgb, var(--a2) 25%, transparent); animation: yt-blob 28s ease-in-out infinite alternate; }
@keyframes yt-blob { to { transform: translate(12vmax, 8vmax) scale(1.12); } }
.yt-gridbg { position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 60px 60px; -webkit-mask: radial-gradient(ellipse at 50% 40%, #000 15%, transparent 70%); mask: radial-gradient(ellipse at 50% 40%, #000 15%, transparent 70%); }

/* ---- Hero ---- */
.yt-hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; padding: 110px 0 70px; overflow: hidden; }
.yt-hero .container { position: relative; z-index: 2; width: 100%; }
.yt-hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 40px; align-items: center; }
.yt-hero-in > * { opacity: 0; transform: translateY(28px); animation: yt-rise .9s var(--yt-ease) forwards; }
.yt-hero-in > *:nth-child(2) { animation-delay: .08s; } .yt-hero-in > *:nth-child(3) { animation-delay: .16s; } .yt-hero-in > *:nth-child(4) { animation-delay: .26s; }
.yt-hero-in > *:nth-child(5) { animation-delay: .36s; } .yt-hero-in > *:nth-child(6) { animation-delay: .46s; } .yt-hero-in > *:nth-child(7) { animation-delay: .56s; }
@keyframes yt-rise { to { opacity: 1; transform: none; } }
.yt-badge { display: inline-flex; align-items: center; gap: 10px; padding: 7px 16px; border-radius: 99px; font-size: .8rem; font-weight: 700; color: #dbe7ff; background: rgba(255,255,255,.05); border: 1px solid var(--yt-line); margin-bottom: 20px; }
.yt-badge i { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 0 0 rgba(34,197,94,.7); animation: yt-ping 1.8s infinite; }
@keyframes yt-ping { 70% { box-shadow: 0 0 0 9px rgba(34,197,94,0); } 100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); } }
.yt-rotate { position: relative; display: inline-block; vertical-align: top; height: 1.1em; transition: width .6s var(--yt-ease); }
.yt-rotate span { position: absolute; left: 0; top: 0; white-space: nowrap; opacity: 0; transform: translateY(70%) rotateX(-80deg); transform-origin: 50% 0; filter: blur(6px); transition: all .7s var(--yt-ease); }
.yt-rotate span.on { opacity: 1; transform: none; filter: none; }
.yt-rotate span.out { opacity: 0; transform: translateY(-70%) rotateX(80deg); filter: blur(6px); }
.yt-stats { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.yt-stat { padding: 12px 18px; border-radius: 16px; background: rgba(255,255,255,.04); border: 1px solid var(--yt-line); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.yt-stat b { display: block; font-family: var(--yt-head); font-size: 1.5rem; color: #fff; line-height: 1.1; }
.yt-stat > span { font-size: .76rem; color: var(--yt-muted); text-transform: uppercase; letter-spacing: .08em; }

/* Phone frames */
.yt-stage { position: relative; height: 580px; perspective: 1400px; }
.yt-stage-in { position: absolute; inset: 0; transform-style: preserve-3d; transition: transform .4s ease-out; }
.yt-phone { position: absolute; top: 50%; left: 50%; width: 230px; aspect-ratio: 9 / 19.2; padding: 7px; border-radius: 36px; background: linear-gradient(160deg, #47506a, #10162a 45%, #2a3350); box-shadow: 0 40px 80px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,255,255,.1); }
.yt-phone > video, .yt-phone > img { width: 100%; height: 100%; object-fit: cover; border-radius: 29px; display: block; background: #0b1020; }
.yt-phone::after { content: ''; position: absolute; top: 14px; left: 50%; width: 66px; height: 17px; margin-left: -33px; border-radius: 12px; background: #04060c; }
.yt-phone.c { z-index: 3; transform: translate(-50%, -50%) translateZ(60px); box-shadow: 0 50px 100px rgba(0,0,0,.65), 0 0 90px color-mix(in srgb, var(--a1) 45%, transparent), inset 0 0 0 1px rgba(255,255,255,.12); animation: yt-fc 7s ease-in-out infinite; }
.yt-phone.l { z-index: 2; transform: translate(-128%, -46%) rotate(-10deg) scale(.86); animation: yt-fl 8s ease-in-out infinite; }
.yt-phone.r { z-index: 2; transform: translate(28%, -46%) rotate(10deg) scale(.86); animation: yt-fr 9s ease-in-out infinite; }
@keyframes yt-fc { 50% { transform: translate(-50%, -53%) translateZ(60px); } }
@keyframes yt-fl { 50% { transform: translate(-130%, -42%) rotate(-13deg) scale(.86); } }
@keyframes yt-fr { 50% { transform: translate(30%, -50%) rotate(13deg) scale(.86); } }
.yt-chip-float { position: absolute; z-index: 4; display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border-radius: 14px; font-size: .8rem; font-weight: 800; color: #fff; background: rgba(12,18,36,.78); border: 1px solid var(--yt-line); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 12px 30px rgba(0,0,0,.4); white-space: nowrap; transform: translateZ(140px); animation: yt-bobz 6s ease-in-out infinite; }
@keyframes yt-bobz { 50% { transform: translateZ(140px) translateY(-12px); } }
.yt-chip-float img { width: 24px; height: 24px; border-radius: 7px; }
@keyframes yt-bob { 50% { transform: translateY(-12px); } }

/* ---- Marquee ---- */
.yt-marquee { overflow: hidden; padding: 18px 0; border-block: 1px solid var(--yt-line); background: #060b18; }
.yt-marquee-track { display: flex; width: max-content; animation: yt-marq 36s linear infinite; }
.yt-marquee-track span { display: inline-flex; align-items: center; gap: 26px; padding-right: 26px; white-space: nowrap; font-family: var(--yt-head); font-weight: 700; font-size: clamp(1rem, 2.1vw, 1.35rem); color: #fff; }
.yt-marquee-track em { font-style: normal; color: var(--a2); }
.yt-marquee-track .o { color: transparent; -webkit-text-stroke: 1px rgba(200,215,255,.6); }
@keyframes yt-marq { to { transform: translateX(-50%); } }

/* ---- Generic cards ---- */
.yt-grid { display: grid; gap: 18px; margin-top: 50px; text-align: left; }
.yt-grid.g2 { grid-template-columns: repeat(2, 1fr); }
.yt-grid.g3 { grid-template-columns: repeat(3, 1fr); }
.yt-grid.g4 { grid-template-columns: repeat(4, 1fr); }
.yt-card { --mx: 50%; --my: 50%; position: relative; overflow: hidden; padding: 28px 24px; border-radius: 24px; background: var(--yt-panel); border: 1px solid var(--yt-line); transition: transform .4s var(--yt-ease), border-color .3s, box-shadow .4s; }
.yt-card::before { content: ''; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(380px circle at var(--mx) var(--my), color-mix(in srgb, var(--a2) 16%, transparent), transparent 45%); opacity: 0; transition: opacity .3s; }
.yt-card:hover { border-color: color-mix(in srgb, var(--a2) 50%, transparent); box-shadow: 0 20px 50px rgba(0,0,0,.35); }
.yt-card:hover::before { opacity: 1; }
.yt-card .ico { position: relative; width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center; font-size: 1.5rem; margin-bottom: 16px; background: linear-gradient(135deg, color-mix(in srgb, var(--a1) 35%, transparent), color-mix(in srgb, var(--a3) 25%, transparent)); transition: transform .6s var(--yt-ease); }
.yt-card:hover .ico { transform: rotate(-8deg) scale(1.1); }
.yt-card h3 { position: relative; font-family: var(--yt-head); font-size: 1.12rem; font-weight: 700; color: #fff; margin-bottom: 8px; }
.yt-card p { position: relative; color: var(--yt-muted); font-size: .92rem; line-height: 1.7; }
.yt-tags { position: relative; display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.yt-tags span { padding: 4px 10px; border-radius: 99px; font-size: .72rem; font-weight: 700; color: #cfe0ff; background: rgba(255,255,255,.05); border: 1px solid var(--yt-line); }
.yt-link { position: relative; display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-weight: 800; color: var(--a2); }
.yt-link::after { content: '→'; transition: transform .3s var(--yt-ease); }
.yt-card:hover .yt-link::after, .yt-link:hover::after { transform: translateX(5px); }

/* ---- "Three paths" cards (home) ---- */
.yt-paths { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 50px; text-align: left; }
.yt-path { position: relative; display: flex; flex-direction: column; min-height: 380px; padding: 30px 26px; border-radius: 28px; overflow: hidden; color: #fff; border: 1px solid var(--yt-line); background: var(--yt-panel); transition: transform .5s var(--yt-ease), box-shadow .5s, border-color .3s; isolation: isolate; }
.yt-path::before { content: ''; position: absolute; inset: 0; z-index: -1; background: var(--pg); opacity: .22; transition: opacity .5s; }
.yt-path:hover { transform: translateY(-10px); box-shadow: 0 30px 70px rgba(0,0,0,.45); border-color: rgba(255,255,255,.25); }
.yt-path:hover::before { opacity: .38; }
.yt-path .num { font-family: var(--yt-head); font-size: .8rem; font-weight: 800; letter-spacing: .16em; color: rgba(255,255,255,.6); margin-bottom: 18px; }
.yt-path .emoji { font-size: 3rem; margin-bottom: 16px; display: inline-block; transition: transform .6s var(--yt-ease); }
.yt-path:hover .emoji { transform: scale(1.15) rotate(-8deg); }
.yt-path h3 { font-family: var(--yt-head); font-size: 1.5rem; font-weight: 800; margin-bottom: 10px; line-height: 1.2; }
.yt-path p { color: #c7d2ea; line-height: 1.7; margin-bottom: 20px; }
.yt-path .go { margin-top: auto; display: inline-flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-radius: 14px; font-weight: 800; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); transition: background .3s; }
.yt-path:hover .go { background: rgba(255,255,255,.16); }
.yt-path .go::after { content: '→'; font-size: 1.2rem; transition: transform .3s var(--yt-ease); }
.yt-path:hover .go::after { transform: translateX(6px); }

/* ---- App showcase cards ---- */
.yt-apps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 50px; text-align: left; }
.yt-app { position: relative; display: flex; flex-direction: column; border-radius: 28px; overflow: hidden; background: var(--yt-panel); border: 1px solid var(--yt-line); transition: transform .5s var(--yt-ease), box-shadow .5s, border-color .3s; }
.yt-app:hover { transform: translateY(-8px); border-color: var(--ac); box-shadow: 0 30px 70px rgba(0,0,0,.45), 0 0 50px color-mix(in srgb, var(--ac) 25%, transparent); }
.yt-app-media { position: relative; height: 300px; overflow: hidden; background: var(--bgm); }
.yt-app-media video, .yt-app-media > img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--yt-ease); }
.yt-app:hover .yt-app-media video, .yt-app:hover .yt-app-media > img { transform: scale(1.06); }
.yt-app-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(8,12,26,.95)); }
.yt-app-icon { position: absolute; z-index: 2; left: 22px; bottom: -28px; width: 64px; height: 64px; border-radius: 18px; border: 3px solid #0d1428; box-shadow: 0 10px 30px rgba(0,0,0,.5); }
.yt-app-body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.yt-app-title { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.yt-app-title img { width: 44px; height: 44px; border-radius: 12px; flex-shrink: 0; box-shadow: 0 6px 16px rgba(0,0,0,.35); }
.yt-app-title .meta { margin: 2px 0 0 !important; }
.yt-app-body h3 { font-family: var(--yt-head); font-size: 1.35rem; font-weight: 800; color: #fff; }
.yt-app-body .meta { font-size: .82rem; font-weight: 700; color: var(--ac); margin: 4px 0 10px; }
.yt-app-body p { color: var(--yt-muted); font-size: .92rem; line-height: 1.7; margin-bottom: 18px; }
.yt-app-btns { margin-top: auto; display: flex; gap: 10px; flex-wrap: wrap; }
.yt-play { display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 12px; font-weight: 800; font-size: .88rem; color: #fff; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); transition: all .3s; }
.yt-play img { width: 18px; height: 18px; }
.yt-play:hover { background: var(--ac); border-color: var(--ac); }
.yt-live { position: absolute; z-index: 2; top: 14px; right: 14px; display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 99px; font-size: .66rem; font-weight: 800; letter-spacing: .1em; color: #fff; background: rgba(0,0,0,.5); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.yt-live::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: #ef4444; animation: yt-blink 1.2s infinite; }
@keyframes yt-blink { 50% { opacity: .25; } }

/* ---- Split feature rows (apps page, home teasers) ---- */
.yt-split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.yt-split.rev > :first-child { order: 2; }
.yt-check { list-style: none; padding: 0; margin: 22px 0 28px; display: grid; gap: 10px; }
.yt-check li { position: relative; padding-left: 32px; color: #dbe4f7; line-height: 1.6; }
.yt-check li::before { content: '✓'; position: absolute; left: 0; top: 2px; width: 22px; height: 22px; border-radius: 7px; display: grid; place-items: center; font-size: .72rem; font-weight: 900; color: #fff; background: linear-gradient(135deg, var(--a1), var(--a2)); }
.yt-check.cols { grid-template-columns: 1fr 1fr; }

/* ---- Code editor ---- */
.yt-code { position: relative; border-radius: 22px; overflow: hidden; background: #0b1024; border: 1px solid var(--yt-line); box-shadow: 0 40px 90px rgba(0,0,0,.5), 0 0 80px color-mix(in srgb, var(--a1) 22%, transparent); text-align: left; }
.yt-code-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: rgba(255,255,255,.04); border-bottom: 1px solid var(--yt-line); }
.yt-code-bar i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.yt-code-bar i:nth-child(2) { background: #febc2e; } .yt-code-bar i:nth-child(3) { background: #28c840; }
.yt-code-bar span { margin-left: 10px; font-size: .78rem; font-weight: 700; color: var(--yt-muted); font-family: 'JetBrains Mono', ui-monospace, monospace; }
.yt-code pre { margin: 0; padding: 20px 22px; min-height: 300px; font-family: 'JetBrains Mono', ui-monospace, Consolas, monospace; font-size: .86rem; line-height: 1.75; color: #d6deff; white-space: pre; overflow-x: auto; }
.yt-code .k { color: #c792ea; } .yt-code .f { color: #82aaff; } .yt-code .s { color: #c3e88d; } .yt-code .a { color: #ffcb6b; } .yt-code .c { color: #637199; font-style: italic; } .yt-code .n { color: #f78c6c; }
.yt-caret { display: inline-block; width: 8px; height: 1.1em; vertical-align: -2px; background: var(--a2); animation: yt-blink 1s steps(1) infinite; }

/* ---- Timeline / process ---- */
.yt-steps { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin-top: 60px; }
.yt-steps.s4 { grid-template-columns: repeat(4, 1fr); }
.yt-steps-line { position: absolute; top: 32px; left: 10%; right: 10%; height: 2px; background: rgba(255,255,255,.08); }
.yt-steps-line i { position: absolute; inset: 0; background: linear-gradient(90deg, var(--a1), var(--a2), var(--a3)); transform-origin: 0 50%; transform: scaleX(0); transition: transform 2s var(--yt-ease) .2s; }
.yt-steps.in .yt-steps-line i { transform: none; }
.yt-step { position: relative; text-align: center; }
.yt-step-n { position: relative; z-index: 1; width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 50%; display: grid; place-items: center; font-size: 1.5rem; background: #0e1630; border: 2px solid var(--yt-line); transition: all .6s var(--yt-ease); }
.yt-steps.in .yt-step-n { background: linear-gradient(135deg, var(--a1), var(--a2)); border-color: transparent; box-shadow: 0 0 34px color-mix(in srgb, var(--a1) 55%, transparent); }
.yt-steps.in .yt-step:nth-child(3) .yt-step-n { transition-delay: .4s; } .yt-steps.in .yt-step:nth-child(4) .yt-step-n { transition-delay: .8s; }
.yt-steps.in .yt-step:nth-child(5) .yt-step-n { transition-delay: 1.2s; } .yt-steps.in .yt-step:nth-child(6) .yt-step-n { transition-delay: 1.6s; }
.yt-step h3 { font-family: var(--yt-head); font-size: 1.05rem; color: #fff; margin-bottom: 6px; }
.yt-step p { font-size: .88rem; color: var(--yt-muted); line-height: 1.6; padding: 0 6px; }

/* ---- Founder ---- */
.yt-founder { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: center; }
.yt-founder-card { position: relative; padding: 36px 28px; border-radius: 30px; text-align: center; background: var(--yt-panel); border: 1px solid var(--yt-line); }
.yt-avatar { position: relative; width: 168px; height: 168px; margin: 0 auto 20px; }
.yt-avatar img { position: relative; z-index: 1; width: 100%; height: 100%; border-radius: 50%; object-fit: cover; border: 4px solid #0d1428; }
.yt-avatar::before { content: ''; position: absolute; inset: -6px; border-radius: 50%; background: conic-gradient(var(--a1), var(--a2), var(--a3), var(--a1)); animation: yt-spin 6s linear infinite; }
@keyframes yt-spin { to { transform: rotate(360deg); } }
.yt-founder-card h3 { font-family: var(--yt-head); font-size: 1.5rem; color: #fff; }
.yt-founder-card .role { color: var(--a2); font-weight: 700; font-size: .9rem; margin: 6px 0; }
.yt-founder-card .loc { color: var(--yt-muted); font-size: .88rem; margin-bottom: 18px; }
.yt-founder-links { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.yt-founder-links a { padding: 8px 14px; border-radius: 10px; font-size: .84rem; font-weight: 700; color: #fff; background: rgba(255,255,255,.06); border: 1px solid var(--yt-line); transition: all .3s; }
.yt-founder-links a:hover { border-color: var(--a2); background: color-mix(in srgb, var(--a2) 15%, transparent); }
.yt-nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 26px 0; }
.yt-nums div { padding: 18px; border-radius: 18px; text-align: center; background: var(--yt-panel); border: 1px solid var(--yt-line); }
.yt-nums b { display: block; font-family: var(--yt-head); font-size: 2rem; color: #fff; }
.yt-nums div > span { font-size: .78rem; color: var(--yt-muted); text-transform: uppercase; letter-spacing: .06em; }
.yt-timeline { position: relative; display: grid; gap: 14px; padding-left: 28px; }
.yt-timeline::before { content: ''; position: absolute; left: 8px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--a1), var(--a3)); }
.yt-tl { position: relative; padding: 16px 18px; border-radius: 16px; background: var(--yt-panel); border: 1px solid var(--yt-line); }
.yt-tl::before { content: ''; position: absolute; left: -26px; top: 22px; width: 14px; height: 14px; border-radius: 50%; background: var(--a2); box-shadow: 0 0 0 4px var(--yt-bg), 0 0 14px var(--a2); }
.yt-tl h4 { font-family: var(--yt-head); color: #fff; margin-bottom: 4px; }
.yt-tl p { color: var(--yt-muted); font-size: .9rem; line-height: 1.6; }

/* ---- Blog + testimonials ---- */
.yt-blog { display: block; border-radius: 24px; overflow: hidden; background: var(--yt-panel); border: 1px solid var(--yt-line); color: inherit; transition: transform .4s var(--yt-ease), border-color .3s; }
.yt-blog:hover { transform: translateY(-6px); border-color: var(--a2); }
.yt-blog-img { position: relative; height: 190px; overflow: hidden; }
.yt-blog-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--yt-ease); }
.yt-blog:hover .yt-blog-img img { transform: scale(1.08); }
.yt-blog-img span { position: absolute; left: 14px; top: 14px; padding: 4px 10px; border-radius: 99px; font-size: .72rem; font-weight: 800; color: #fff; background: var(--cat, var(--a1)); }
.yt-blog-body { padding: 20px 22px 24px; }
.yt-blog-body small { color: var(--yt-muted); font-size: .78rem; }
.yt-blog-body h3 { font-family: var(--yt-head); color: #fff; font-size: 1.08rem; line-height: 1.4; margin: 8px 0; }
.yt-blog-body p { color: var(--yt-muted); font-size: .9rem; line-height: 1.6; }
.yt-quote { position: relative; padding: 30px 26px; border-radius: 24px; background: var(--yt-panel); border: 1px solid var(--yt-line); }
.yt-quote::before { content: '“'; position: absolute; top: -6px; right: 20px; font-family: Georgia, serif; font-size: 6rem; line-height: 1; color: color-mix(in srgb, var(--a2) 22%, transparent); }
.yt-quote .stars { color: #fbbf24; letter-spacing: 2px; margin-bottom: 12px; }
.yt-quote p { color: #dbe4f7; line-height: 1.75; margin-bottom: 18px; }
.yt-who { display: flex; align-items: center; gap: 12px; }
.yt-who i { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font-style: normal; font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--a1), var(--a3)); }
.yt-who b { display: block; color: #fff; }
.yt-who span { font-size: .8rem; color: var(--a2); }

/* ---- FAQ ---- */
.yt .faq-list { max-width: 820px; margin: 46px auto 0; display: flex; flex-direction: column; gap: 12px; text-align: left; }
.yt .faq-item { background: var(--yt-panel); border: 1px solid var(--yt-line); border-radius: 18px; }
.yt .faq-item.open { border-color: var(--a2); box-shadow: 0 0 40px color-mix(in srgb, var(--a1) 15%, transparent); }
.yt .faq-question { color: #fff; }
.yt .faq-icon { background: color-mix(in srgb, var(--a1) 15%, transparent); border-color: var(--yt-line); color: var(--a2); }
.yt .faq-item.open .faq-icon { background: var(--a1); color: #fff; }
.yt .faq-answer p { color: var(--yt-muted); }

/* ---- Contact tiles + final CTA ---- */
.yt-contact { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 40px 0 34px; text-align: left; }
.yt-ct { display: flex; align-items: center; gap: 14px; padding: 18px; border-radius: 20px; color: inherit; background: var(--yt-panel); border: 1px solid var(--yt-line); transition: transform .4s var(--yt-ease), border-color .3s; }
.yt-ct:hover { transform: translateY(-5px); border-color: var(--a2); }
.yt-ct .i { flex-shrink: 0; width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; font-size: 1.3rem; background: var(--ib, linear-gradient(135deg, var(--a1), var(--a2))); }
.yt-ct small { display: block; color: var(--yt-muted); font-size: .76rem; }
.yt-ct span { color: #fff; font-weight: 700; font-size: .92rem; }
.yt-final { position: relative; padding: 130px 0; overflow: hidden; text-align: center; }
.yt-final .container { position: relative; z-index: 2; }

/* ---- Sticky CTA ---- */
.yt-sticky { position: fixed; z-index: 1050; left: 24px; bottom: 24px; display: flex; align-items: center; gap: 12px; padding: 10px 10px 10px 16px; border-radius: 20px; background: rgba(10,16,34,.9); border: 1px solid var(--yt-line); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); box-shadow: 0 20px 60px rgba(0,0,0,.6); transform: translateY(160%); transition: transform .6s var(--yt-ease); }
.yt-sticky.show { transform: none; }
.yt-sticky b { display: block; color: #fff; font-family: var(--yt-head); font-size: .95rem; }
.yt-sticky span { color: var(--yt-muted); font-size: .76rem; white-space: nowrap; }
.yt-sticky a { padding: 11px 16px; border-radius: 12px; font-weight: 800; font-size: .88rem; color: #fff; white-space: nowrap; }
.yt-sticky .wa { background: #16a34a; }
.yt-sticky .pr { background: linear-gradient(110deg, var(--a1), var(--a2)); }
.yt #back-top { background: var(--a1); }
.yt #footer { background: #03060f; border-top: 1px solid var(--yt-line); }

/* ==========================================================================
   SERVICES — app planner
   ========================================================================== */
.yt-planner { display: grid; grid-template-columns: 1.3fr .7fr; gap: 24px; margin-top: 50px; text-align: left; }
.yt-plan-box { padding: 28px; border-radius: 28px; background: var(--yt-panel); border: 1px solid var(--yt-line); }
.yt-plan-step { margin-bottom: 26px; }
.yt-plan-step h3 { display: flex; align-items: center; gap: 10px; font-family: var(--yt-head); font-size: 1.05rem; color: #fff; margin-bottom: 14px; }
.yt-plan-step h3 i { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font-style: normal; font-size: .8rem; font-weight: 800; background: linear-gradient(135deg, var(--a1), var(--a2)); }
.yt-opts { display: flex; flex-wrap: wrap; gap: 8px; }
.yt-opt { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 12px; font-weight: 700; font-size: .88rem; color: #dbe4f7; background: rgba(255,255,255,.04); border: 1.5px solid var(--yt-line); cursor: pointer; user-select: none; transition: all .25s; }
.yt-opt:hover { border-color: var(--a2); }
.yt-opt input { position: absolute; opacity: 0; pointer-events: none; }
.yt-opt:has(input:checked) { color: #04140f; background: linear-gradient(135deg, var(--a1), var(--a2)); border-color: transparent; transform: translateY(-2px); box-shadow: 0 8px 20px color-mix(in srgb, var(--a1) 40%, transparent); }
.yt-opt:has(input:focus-visible) { outline: 2px solid #fff; outline-offset: 2px; }
.yt-summary { position: sticky; top: 100px; align-self: start; padding: 26px; border-radius: 28px; background: linear-gradient(160deg, color-mix(in srgb, var(--a1) 22%, #0c1428), #0c1428 60%); border: 1px solid color-mix(in srgb, var(--a1) 40%, transparent); }
.yt-summary h3 { font-family: var(--yt-head); color: #fff; font-size: 1.2rem; margin-bottom: 14px; }
.yt-summary dl { display: grid; gap: 10px; margin: 0 0 18px; }
.yt-summary dt { font-size: .74rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--yt-muted); }
.yt-summary dd { margin: 2px 0 0; color: #fff; font-weight: 700; line-height: 1.5; }
.yt-scope { margin-bottom: 18px; }
.yt-scope-bar { height: 10px; border-radius: 99px; background: rgba(255,255,255,.08); overflow: hidden; margin: 8px 0 6px; }
.yt-scope-bar i { display: block; height: 100%; width: 10%; border-radius: 99px; background: linear-gradient(90deg, var(--a1), var(--a2), #f59e0b); transition: width .6s var(--yt-ease); }
.yt-scope small { color: var(--yt-muted); font-size: .8rem; }
.yt-summary .yt-btn { width: 100%; margin-top: 8px; }
.yt-note { margin-top: 12px; font-size: .78rem; color: var(--yt-muted); text-align: center; }

/* Building-phone animation (services hero) */
.yt-build { position: relative; width: 270px; height: 560px; margin: 0 auto; padding: 10px; border-radius: 44px; background: linear-gradient(160deg, #47506a, #10162a 45%, #2a3350); box-shadow: 0 50px 100px rgba(0,0,0,.6), 0 0 90px color-mix(in srgb, var(--a1) 40%, transparent); animation: yt-fc2 7s ease-in-out infinite; }
@keyframes yt-fc2 { 50% { transform: translateY(-14px); } }
.yt-build-screen { position: relative; height: 100%; border-radius: 35px; overflow: hidden; background: #f4f7ff; padding: 44px 16px 16px; display: flex; flex-direction: column; gap: 12px; }
.yt-build-screen > * { border-radius: 14px; background: #dde3f3; animation: yt-skel 9s ease-in-out infinite; animation-delay: var(--bd); }
.yt-b-head { height: 28px; width: 60%; }
.yt-b-hero { height: 130px; }
.yt-b-row { display: flex; gap: 10px; height: 74px; background: transparent !important; }
.yt-b-row i { flex: 1; border-radius: 14px; background: #dde3f3; animation: inherit; animation-delay: inherit; }
.yt-b-line { height: 16px; width: 85%; }
.yt-b-line.s { width: 55%; }
.yt-b-btn { height: 46px; margin-top: auto; }
@keyframes yt-skel {
  0%, 8% { background: #dde3f3; transform: scale(.96); opacity: .6; }
  20%, 80% { background: var(--bc); transform: none; opacity: 1; }
  92%, 100% { background: #dde3f3; transform: scale(.96); opacity: .6; }
}
.yt-build-label { position: absolute; left: 50%; bottom: -46px; transform: translateX(-50%); white-space: nowrap; font-weight: 800; font-size: .86rem; color: var(--a2); }

/* ==========================================================================
   COURSE — live code → phone preview
   ========================================================================== */
.yt-ide { display: grid; grid-template-columns: 1.25fr .75fr; gap: 18px; align-items: center; }
.yt-mini-phone { position: relative; width: 210px; height: 420px; margin: 0 auto; padding: 8px; border-radius: 34px; background: linear-gradient(160deg, #47506a, #10162a 45%, #2a3350); box-shadow: 0 30px 70px rgba(0,0,0,.55), 0 0 70px color-mix(in srgb, var(--a1) 35%, transparent); }
.yt-mini-screen { height: 100%; border-radius: 27px; background: #fff7ff; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; padding: 20px; text-align: center; color: #1d1530; }
.yt-mini-screen .hello { font-family: var(--yt-head); font-weight: 800; font-size: 1.15rem; opacity: 0; transform: translateY(10px); transition: all .6s var(--yt-ease); }
.yt-mini-screen button { padding: 12px 18px; border: 0; border-radius: 99px; font-weight: 800; color: #fff; background: #7c3aed; cursor: pointer; box-shadow: 0 8px 20px rgba(124,58,237,.35); opacity: 0; transform: scale(.8); transition: all .6s var(--yt-ease), background .2s; }
.yt-mini-screen button:active { transform: scale(.94); }
.yt-mini-screen.ready .hello, .yt-mini-screen.ready button { opacity: 1; transform: none; }
.yt-mini-screen small { font-size: .7rem; color: #8a7aa8; }
.yt-modules { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 50px; text-align: left; counter-reset: m; }
.yt-module { position: relative; padding: 24px; border-radius: 22px; background: var(--yt-panel); border: 1px solid var(--yt-line); transition: border-color .3s, transform .4s var(--yt-ease); }
.yt-module:hover { border-color: var(--a1); transform: translateY(-4px); }
.yt-module .m { font-family: var(--yt-head); font-size: .74rem; font-weight: 800; letter-spacing: .16em; color: var(--a2); }
.yt-module h3 { font-family: var(--yt-head); color: #fff; font-size: 1.15rem; margin: 6px 0 12px; }
.yt-module ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.yt-module li { position: relative; padding-left: 20px; color: var(--yt-muted); font-size: .9rem; line-height: 1.55; }
.yt-module li::before { content: '▹'; position: absolute; left: 0; color: var(--a1); }
.yt-module .wk { position: absolute; top: 22px; right: 22px; font-family: var(--yt-head); font-size: 2.4rem; font-weight: 800; color: color-mix(in srgb, var(--a1) 22%, transparent); line-height: 1; }
.yt-plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 50px; text-align: left; align-items: stretch; }
.yt-plan { position: relative; display: flex; flex-direction: column; padding: 30px 26px; border-radius: 28px; background: var(--yt-panel); border: 1px solid var(--yt-line); transition: transform .4s var(--yt-ease); }
.yt-plan:hover { transform: translateY(-6px); }
.yt-plan.featured { border: 0; background: linear-gradient(#0f1530, #0f1530) padding-box, linear-gradient(135deg, var(--a1), var(--a2), var(--a3)) border-box; border: 2px solid transparent; box-shadow: 0 30px 80px color-mix(in srgb, var(--a1) 25%, transparent); transform: scale(1.03); }
.yt-plan.featured:hover { transform: scale(1.03) translateY(-6px); }
.yt-plan .pop { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); padding: 5px 14px; border-radius: 99px; font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: #fff; background: linear-gradient(110deg, var(--a1), var(--a2)); white-space: nowrap; }
.yt-plan h3 { font-family: var(--yt-head); color: #fff; font-size: 1.3rem; }
.yt-plan .sub { color: var(--a2); font-size: .88rem; font-weight: 700; margin: 4px 0 18px; }
.yt-plan .yt-check { margin: 0 0 24px; }
.yt-plan .yt-btn { margin-top: auto; }

/* ==========================================================================
   APPS PAGE
   ========================================================================== */
.yt-filter { display: inline-flex; flex-wrap: wrap; justify-content: center; gap: 8px; padding: 6px; border-radius: 18px; background: var(--yt-panel); border: 1px solid var(--yt-line); margin-top: 26px; }
.yt-filter button { padding: 10px 18px; border-radius: 12px; border: 0; background: transparent; color: var(--yt-muted); font-weight: 800; font-size: .9rem; cursor: pointer; transition: all .3s; }
.yt-filter button.on { color: #fff; background: linear-gradient(110deg, var(--a1), var(--a2)); box-shadow: 0 8px 20px color-mix(in srgb, var(--a1) 40%, transparent); }
.yt-showcase { position: relative; margin-top: 50px; padding: 50px; border-radius: 36px; overflow: hidden; border: 1px solid var(--line); background: var(--bg); transition: opacity .5s, transform .5s var(--yt-ease); }
.yt-showcase.hide { display: none; }
.yt-showcase::before { content: ''; position: absolute; width: 60%; aspect-ratio: 1; right: -15%; top: -30%; border-radius: 50%; background: var(--glow); filter: blur(80px); opacity: .5; pointer-events: none; }
.yt-showcase .yt-split { position: relative; }
.yt-app-head { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.yt-app-head img { width: 76px; height: 76px; border-radius: 20px; box-shadow: 0 12px 30px rgba(0,0,0,.4); }
.yt-app-head h2 { font-family: var(--yt-head); font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 800; color: #fff; line-height: 1.1; }
.yt-app-head .meta { color: var(--ac); font-weight: 800; font-size: .88rem; margin-top: 4px; }
.yt-showcase p { color: #c7d2ea; line-height: 1.8; }
.yt-showcase .yt-tags span { color: #fff; border-color: var(--line); background: rgba(255,255,255,.06); }
.yt-showcase .yt-check li::before { background: var(--ac); }
.yt-showcase-media { position: relative; height: 520px; }
.yt-showcase-media .yt-phone.c { width: 240px; }
.yt-shot-fan img { position: absolute; top: 50%; left: 50%; width: 190px; aspect-ratio: 9 / 16; object-fit: cover; border-radius: 22px; border: 1px solid rgba(255,255,255,.15); box-shadow: 0 30px 60px rgba(0,0,0,.5); transition: transform .8s var(--yt-ease); }
.yt-shot-fan img:nth-child(1) { transform: translate(-115%, -48%) rotate(-10deg); }
.yt-shot-fan img:nth-child(2) { transform: translate(-50%, -52%); z-index: 2; }
.yt-shot-fan img:nth-child(3) { transform: translate(15%, -48%) rotate(10deg); }
.yt-showcase:hover .yt-shot-fan img:nth-child(1) { transform: translate(-125%, -46%) rotate(-14deg); }
.yt-showcase:hover .yt-shot-fan img:nth-child(3) { transform: translate(25%, -46%) rotate(14deg); }

/* ==========================================================================
   HOME — one app at a time (Walzi → NotiVault → Hanuman Dham)
   ========================================================================== */
.yt-show { position: relative; display: flex; flex-direction: column; align-items: center; gap: 22px; padding: 10px 0; }
.yt-show-glow { position: absolute; top: 4%; left: 50%; width: 440px; height: 440px; margin-left: -220px; border-radius: 50%; background: var(--ac); filter: blur(110px); opacity: .35; transition: background .9s; pointer-events: none; }
.yt-show-phone.yt-phone { position: relative; top: auto; left: auto; width: 270px; transform: none; animation: yt-trio 6s ease-in-out infinite; box-shadow: 0 40px 90px rgba(0,0,0,.6), 0 0 80px color-mix(in srgb, var(--ac) 40%, transparent), inset 0 0 0 1px rgba(255,255,255,.12); transition: box-shadow .9s; }
@keyframes yt-trio { 50% { transform: translateY(-14px); } }
.yt-show-phone.yt-phone::after { display: none; }
.yt-show-screen { position: absolute; inset: 7px; border-radius: 29px; overflow: hidden; opacity: 0; transform: translateX(40px) scale(.94) rotateY(-18deg); transition: opacity .7s var(--yt-ease), transform .8s var(--yt-ease); pointer-events: none; }
.yt-show-screen.on { opacity: 1; transform: none; pointer-events: auto; }
.yt-show-screen.out { opacity: 0; transform: translateX(-40px) scale(.94) rotateY(18deg); }
.yt-show-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }
.yt-show-label { position: relative; display: grid; }
.yt-show-item { grid-area: 1 / 1; display: flex; align-items: center; gap: 12px; padding: 10px 18px 10px 10px; border-radius: 18px; background: rgba(12,18,36,.8); border: 1px solid color-mix(in srgb, var(--ac) 45%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); opacity: 0; transform: translateY(12px); transition: opacity .6s var(--yt-ease), transform .6s var(--yt-ease); justify-self: center; }
.yt-show-item.on { opacity: 1; transform: none; }
.yt-show-item img { width: 40px; height: 40px; border-radius: 11px; flex-shrink: 0; }
.yt-show-item b { display: block; font-family: var(--yt-head); font-size: 1rem; color: #fff; line-height: 1.2; white-space: nowrap; }
.yt-show-item small { display: block; font-size: .78rem; color: var(--yt-muted); white-space: nowrap; }
.yt-show-dots { display: flex; gap: 8px; }
.yt-show-dots button { position: relative; width: 28px; height: 6px; padding: 0; border: 0; border-radius: 99px; overflow: hidden; cursor: pointer; background: rgba(255,255,255,.15); }
.yt-show-dots button i { position: absolute; inset: 0; transform-origin: 0 50%; transform: scaleX(0); background: var(--ac); }
.yt-show-dots button.on i { animation: yt-dot var(--yt-show-ms, 2600ms) linear forwards; }
.yt-show-dots button.done i { transform: none; }
@keyframes yt-dot { to { transform: scaleX(1); } }

/* App card media: the app's own screen rising from the bottom */
.yt-app-media.peek { display: flex; justify-content: center; align-items: flex-start; padding-top: 34px; }
.yt-app-media.peek::after { background: linear-gradient(180deg, transparent 70%, rgba(8,12,26,.9)); }
.peek-phone { width: 172px; height: 340px; padding: 7px; border-radius: 30px; background: linear-gradient(160deg, #47506a, #10162a 45%, #2a3350); box-shadow: 0 20px 50px rgba(0,0,0,.5), inset 0 0 0 1px rgba(255,255,255,.12); transition: transform .7s var(--yt-ease); }
.peek-phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 23px; display: block; }
.yt-app:hover .peek-phone { transform: translateY(-14px) rotate(-2deg); }

/* ==========================================================================
   BLOG LIST
   ========================================================================== */
.yt-blog-tools { display: flex; flex-direction: column; align-items: center; gap: 4px; margin-top: 28px; }
.yt-blog-search { display: flex; align-items: center; gap: 10px; width: min(560px, 100%); padding: 14px 18px; border-radius: 16px; background: rgba(255,255,255,.06); border: 1.5px solid var(--yt-line); transition: border-color .3s, box-shadow .3s; }
.yt-blog-search:focus-within { border-color: var(--a2); box-shadow: 0 0 0 4px color-mix(in srgb, var(--a2) 20%, transparent); }
.yt-blog-search input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: #fff; font: inherit; font-size: 1rem; }
.yt-blog-search input::placeholder { color: var(--yt-muted); }
.yt-feature { display: grid; grid-template-columns: 1.2fr 1fr; overflow: hidden; border-radius: 30px; background: var(--yt-panel); border: 1px solid var(--yt-line); color: inherit; transition: transform .5s var(--yt-ease), border-color .3s, box-shadow .5s; }
.yt-feature:hover { transform: translateY(-6px); border-color: var(--ac); box-shadow: 0 30px 80px rgba(0,0,0,.45), 0 0 60px color-mix(in srgb, var(--ac) 25%, transparent); }
.yt-feature-img { position: relative; min-height: 340px; overflow: hidden; }
.yt-feature-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--yt-ease); }
.yt-feature:hover .yt-feature-img img { transform: scale(1.06); }
.yt-chip { position: absolute; z-index: 1; left: 18px; top: 18px; padding: 6px 12px; border-radius: 99px; font-size: .74rem; font-weight: 800; color: #fff; background: var(--ac, var(--a1)); box-shadow: 0 6px 16px rgba(0,0,0,.35); }
.yt-feature-body { display: flex; flex-direction: column; justify-content: center; gap: 14px; padding: 40px; }
.yt-feature-body small { color: var(--yt-muted); font-size: .84rem; }
.yt-feature-body h2 { font-family: var(--yt-head); font-size: clamp(1.4rem, 2.6vw, 2rem); font-weight: 800; line-height: 1.25; color: #fff; }
.yt-feature-body p { color: #c3cee4; line-height: 1.75; }
.yt-posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 26px; }
.yt-post { display: flex; flex-direction: column; overflow: hidden; border-radius: 24px; background: var(--yt-panel); border: 1px solid var(--yt-line); color: inherit; transition: transform .45s var(--yt-ease), border-color .3s, box-shadow .45s; }
.yt-post:hover { transform: translateY(-8px); border-color: var(--ac); box-shadow: 0 24px 60px rgba(0,0,0,.4), 0 0 40px color-mix(in srgb, var(--ac) 20%, transparent); }
.yt-post-img { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--pg, #0b1226); }
.yt-post-img > img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--yt-ease); }
.yt-post-img.phone { display: flex; justify-content: center; align-items: flex-end; padding-top: 22px; }
.yt-post-img.phone > img { width: 46%; height: auto; aspect-ratio: 9 / 16; object-fit: cover; object-position: top; border-radius: 16px 16px 0 0; border: 1px solid rgba(255,255,255,.2); border-bottom: 0; box-shadow: 0 -10px 30px rgba(0,0,0,.3); }
.yt-post:hover .yt-post-img > img { transform: scale(1.06); }
.yt-post:hover .yt-post-img.phone > img { transform: translateY(-8px); }
.yt-post-body { display: flex; flex-direction: column; gap: 8px; flex: 1; padding: 20px 22px 24px; }
.yt-post-body small { color: var(--yt-muted); font-size: .8rem; }
.yt-post-body h3 { font-family: var(--yt-head); font-size: 1.12rem; font-weight: 700; line-height: 1.4; color: #fff; }
.yt-post-body p { color: var(--yt-muted); font-size: .92rem; line-height: 1.65; }
.yt-post-body .more { margin-top: auto; padding-top: 10px; font-weight: 800; font-size: .9rem; color: var(--ac); }
.yt-post-body .more::after { content: ' →'; display: inline-block; transition: transform .3s var(--yt-ease); }
.yt-post:hover .more::after { transform: translateX(5px); }
[data-post].gone { display: none !important; }
.yt-noresult { margin-top: 30px; text-align: center; color: var(--yt-muted); }
.yt-mini-apps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; max-width: 900px; margin: 34px auto 0; text-align: left; }
.yt-mini-apps a { display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: 20px; color: #fff; background: var(--yt-panel); border: 1px solid var(--yt-line); transition: transform .4s var(--yt-ease), border-color .3s; }
.yt-mini-apps a:hover { transform: translateY(-5px); border-color: var(--ac); }
.yt-mini-apps img { width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0; }
.yt-mini-apps span { flex: 1; min-width: 0; }
.yt-mini-apps b { display: block; font-family: var(--yt-head); }
.yt-mini-apps small { display: block; font-size: .78rem; color: var(--yt-muted); }
.yt-mini-apps i { font-style: normal; padding: 8px 14px; border-radius: 10px; font-weight: 800; font-size: .84rem; color: #06101f; background: var(--ac); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .yt-grid.g4 { grid-template-columns: repeat(2, 1fr); }
  .yt-apps { grid-template-columns: repeat(2, 1fr); }
  .yt-contact { grid-template-columns: repeat(2, 1fr); }
  .yt-steps { grid-template-columns: repeat(3, 1fr); row-gap: 36px; }
  .yt-steps-line { display: none; }
}
@media (max-width: 900px) {
  .yt-sec { padding: 84px 0; }
  .yt-hero-grid, .yt-split, .yt-founder, .yt-planner, .yt-ide { grid-template-columns: 1fr; }
  .yt-split.rev > :first-child { order: 0; }
  .yt-hero-grid { text-align: center; }
  .yt-hero .breadcrumb, .yt-hero .yt-actions, .yt-stats { justify-content: center; }
  .yt-lead { margin-left: auto; margin-right: auto; }
  .yt-paths, .yt-grid.g3, .yt-plans { grid-template-columns: 1fr; }
  .yt-plan.featured { transform: none; }
  .yt-plan.featured:hover { transform: translateY(-6px); }
  .yt-stage { height: 500px; }
  .yt-path { min-height: 0; }
  .yt-summary { position: static; }
  .yt-showcase { padding: 32px 22px; }
  .yt-showcase-media { height: 470px; }
  .yt-modules { grid-template-columns: 1fr; }
  .yt-feature { grid-template-columns: 1fr; }
  .yt-feature-img { min-height: 240px; }
  .yt-feature-body { padding: 26px 22px; }
  .yt-posts { grid-template-columns: repeat(2, 1fr); }
  .yt-mini-apps { grid-template-columns: 1fr; max-width: 420px; }
}
@media (max-width: 600px) {
  .yt-posts { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .yt-hero { padding: 100px 0 50px; }
  .yt-btn { flex: 1 1 100%; }
  .yt-grid.g2, .yt-grid.g4, .yt-apps, .yt-contact { grid-template-columns: 1fr; }
  .yt-stage { height: 420px; }
  .yt-phone { width: 170px; border-radius: 28px; padding: 6px; }
  .yt-phone > video, .yt-phone > img { border-radius: 22px; }
  .yt-phone::after { top: 11px; width: 50px; height: 13px; margin-left: -25px; }
  .yt-phone.l { transform: translate(-118%, -46%) rotate(-9deg) scale(.82); animation: none; }
  .yt-phone.r { transform: translate(18%, -46%) rotate(9deg) scale(.82); animation: none; }
  .yt-chip-float { font-size: .7rem; padding: 7px 10px; }
  .yt-show-phone.yt-phone { width: 210px; border-radius: 30px; }
  .yt-show-screen { inset: 6px; border-radius: 24px; }
  .yt-show-glow { width: 300px; height: 300px; margin-left: -150px; }
  .yt-steps { grid-template-columns: 1fr 1fr; }
  .yt-check.cols { grid-template-columns: 1fr; }
  .yt-nums b { font-size: 1.5rem; }
  .yt-showcase-media { height: 420px; }
  .yt-showcase-media .yt-phone.c { width: 190px; }
  .yt-shot-fan img { width: 140px; }
  .yt-plan-box, .yt-summary { padding: 20px; }
  .yt-code pre { font-size: .74rem; padding: 16px; min-height: 0; }
  .yt-sticky { left: 12px; right: 12px; bottom: 12px; }
  .yt-sticky > div { margin-right: auto; }
  .yt #back-top { bottom: 92px; }
}
@media (prefers-reduced-motion: reduce) {
  .yt *, .yt *::before, .yt *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-anim], .yt-hero-in > * { opacity: 1 !important; transform: none !important; filter: none !important; }
  .yt-marquee-track { animation: none !important; }
  .yt-build-screen > *, .yt-b-row i { background: var(--bc) !important; opacity: 1 !important; }
}