/*
Theme Name: Kết Nối Số
Theme URI: https://ketnoiso.com.vn
Author: Kết Nối Số
Description: Theme doanh nghiệp cho ketnoiso.com.vn: TVC AI, đào tạo vận hành AI, Automation AI và giải pháp AI cho doanh nghiệp.
Version: 2.2.0
Requires at least: 6.5
Requires PHP: 8.0
Text Domain: ketnoiso
*/

:root {
	--ink: #0B1530;
	--ink-2: #2A3956;
	--muted: #596580;
	--blue: #1F5BFF;
	--blue-dark: #1442C7;
	--violet: #7B5CFF;
	--teal: #00B3A4;
	--teal-ink: #047A71;
	--amber: #F59E0B;
	--paper: #F4F6FB;
	--line: #D9DFEA;
	--white: #fff;
	--grad: linear-gradient(120deg, #1F5BFF 0%, #7B5CFF 55%, #00C2B2 100%);
	--grad-soft: linear-gradient(120deg, rgba(31,91,255,.1), rgba(123,92,255,.1) 55%, rgba(0,194,178,.1));
	--radius: 14px;
	--radius-lg: 20px;
	--shadow: 0 18px 40px -24px rgba(11,21,48,.45);
	--shadow-lg: 0 30px 60px -30px rgba(11,21,48,.55);
	--font: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
	--wrap: 1200px;
}

/* ============ Nền tảng ============ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 92px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; } }
body { margin: 0; font-family: var(--font); font-size: 16.5px; line-height: 1.65; color: var(--ink); background: var(--white); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; height: auto; }
a { color: var(--blue-dark); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }
[hidden] { display: none !important; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.wrap.narrow { max-width: 820px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: #fff; padding: 10px 14px; }

h1, h2, h3 { font-weight: 800; line-height: 1.2; letter-spacing: -0.025em; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(2.1rem, 4.4vw, 3.5rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.45rem); letter-spacing: -0.022em; }
h3 { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1.3; }
p { margin: 0 0 1em; }
.lead { font-size: 1.16rem; color: var(--ink-2); max-width: 60ch; }

.ico { width: 24px; height: 24px; flex: none; }
.ico-sm { width: 18px; height: 18px; }

/* ============ Nút ============ */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 50px; padding: 0 24px; border: 2px solid var(--ink); border-radius: 12px; background: transparent; color: var(--ink); font: 650 1rem/1 var(--font); text-decoration: none; cursor: pointer; transition: background .15s, color .15s, border-color .15s, transform .15s, box-shadow .15s; }
.btn:hover { background: var(--ink); color: #fff; }
.btn-primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); }
.btn-sm { min-height: 42px; padding: 0 18px; font-size: .95rem; border-radius: 10px; }
.btn-glow { position: relative; border: 0; color: #fff; background: var(--grad); background-size: 140% 100%; box-shadow: 0 10px 30px -10px rgba(123,92,255,.7); }
.btn-glow:hover { color: #fff; background: var(--grad); background-position: 100% 0; transform: translateY(-1px); box-shadow: 0 14px 36px -10px rgba(123,92,255,.85); }
.btn-ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn-ghost:hover { background: #fff; color: var(--ink); border-color: #fff; }

/* ============ Đầu trang ============ */
.site-head { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.92); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s; }
.site-head.scrolled { border-bottom-color: var(--line); box-shadow: 0 8px 24px -20px rgba(11,21,48,.5); }
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 76px; }
.brand { display: inline-flex; align-items: center; color: var(--ink); text-decoration: none; flex: none; }
.brand-logo { display: block; height: 40px; width: auto; }
.brand-name { font-weight: 800; font-size: 1.3rem; }
.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav ul { list-style: none; margin: 0; padding: 0; }
.site-nav > ul { display: flex; gap: 4px; }
.site-nav li { position: relative; }
.site-nav li a { display: block; padding: 10px 12px; border-radius: 8px; color: var(--ink); text-decoration: none; font-weight: 600; font-size: .98rem; white-space: nowrap; }
.site-nav li a:hover { color: var(--blue); background: var(--paper); }
.site-nav .current-menu-item > a, .site-nav .current-menu-parent > a { color: var(--blue); }
.site-nav .menu-item-has-children > a::after { content: ""; display: inline-block; width: 7px; height: 7px; margin: 0 0 3px 8px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg); opacity: .6; }
.site-nav .sub-menu { position: absolute; top: calc(100% + 6px); left: -8px; min-width: 280px; padding: 8px; background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity .16s, transform .16s, visibility .16s; }
.site-nav .sub-menu::before { content: ""; position: absolute; left: 0; right: 0; top: -10px; height: 10px; }
.site-nav li:hover > .sub-menu, .site-nav li:focus-within > .sub-menu { opacity: 1; visibility: visible; transform: none; }
.site-nav .sub-menu a { padding: 10px 12px; font-weight: 560; }
.sub-toggle { display: none; }
.site-nav .btn { white-space: nowrap; }
.nav-toggle { display: none; align-items: center; gap: 10px; min-height: 42px; padding: 0 14px; border: 1.5px solid var(--line); border-radius: 10px; background: #fff; font: 600 .95rem var(--font); color: var(--ink); cursor: pointer; }
.nav-burger, .nav-burger::before, .nav-burger::after { display: block; width: 16px; height: 2px; border-radius: 2px; background: currentColor; }
.nav-burger { position: relative; }
.nav-burger::before, .nav-burger::after { content: ""; position: absolute; left: 0; }
.nav-burger::before { top: -5px; } .nav-burger::after { top: 5px; }
@media (max-width: 1080px) {
	.nav-toggle { display: inline-flex; }
	.site-nav { display: none; position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 14px; max-height: calc(100vh - 76px); overflow: auto; padding: 14px 20px 24px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg); }
	.site-nav.open { display: flex; }
	.site-nav > ul { flex-direction: column; gap: 2px; }
	.site-nav li a { padding: 12px 10px; }
	.site-nav .menu-item-has-children > a::after { display: none; }
	.site-nav .sub-menu { position: static; min-width: 0; padding: 0 0 6px 14px; border: 0; box-shadow: none; opacity: 1; visibility: visible; transform: none; display: none; }
	.site-nav li.open > .sub-menu { display: block; }
	.sub-toggle { display: block; position: absolute; right: 0; top: 4px; width: 44px; height: 40px; border: 0; border-radius: 8px; background: var(--paper); cursor: pointer; }
	.sub-toggle::before { content: ""; position: absolute; left: 18px; top: 14px; width: 8px; height: 8px; border-right: 2px solid var(--ink); border-bottom: 2px solid var(--ink); transform: rotate(45deg); transition: transform .15s; }
	.site-nav li.open > .sub-toggle::before { transform: translate(0, 4px) rotate(-135deg); }
	.site-nav .btn { align-self: flex-start; }
}
@media (max-width: 420px) { .brand-logo { height: 34px; } }

/* ============ Khối chữ dùng chung ============ */
.kicker { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 18px; padding: 6px 14px 6px 10px; border-radius: 999px; background: var(--grad-soft); color: var(--blue-dark); font-weight: 650; font-size: .9rem; }
.kicker--inv { background: rgba(255,255,255,.08); color: #C9D6FF; border: 1px solid rgba(255,255,255,.14); }
.eyebrow { display: inline-block; margin: 0 0 12px; color: var(--blue-dark); font-weight: 700; font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow--inv { color: #9DB7FF; }
.grad-text { background: linear-gradient(100deg, #6E95FF, #A68BFF 50%, #3FE3D2); -webkit-background-clip: text; background-clip: text; color: transparent; }
.ticks { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 10px; }
.ticks li { display: flex; gap: 10px; align-items: flex-start; font-weight: 550; }
.ticks .ico { margin-top: 3px; color: var(--teal-ink); }
.ticks--inv .ico { color: #6FF0E1; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

/* ============ Hero trang chủ ============ */
.hero { position: relative; overflow: hidden; padding: 84px 0 96px; background: var(--ink); color: #C8D3EA; }
.hero-glow { position: absolute; inset: 0; pointer-events: none; background:
	radial-gradient(600px 400px at 85% 20%, rgba(123,92,255,.38), transparent 70%),
	radial-gradient(520px 380px at 70% 95%, rgba(0,194,178,.24), transparent 70%),
	radial-gradient(700px 500px at 0% 0%, rgba(31,91,255,.3), transparent 65%); }
.hero-glow::after { content: ""; position: absolute; inset: 0; 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: 48px 48px; mask-image: radial-gradient(ellipse at 60% 40%, #000 20%, transparent 75%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.02fr .98fr; gap: 56px; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(2.2rem, 4.6vw, 3.7rem); letter-spacing: -0.03em; }
.hero .lead { color: #B9C6E2; }
.hero-trust { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 30px 0 0; padding: 0; font-size: .93rem; color: #A9B8D8; }
.hero-trust li { display: inline-flex; align-items: center; gap: 7px; }
.hero-trust .ico { color: #5FE8D9; }
.hero-art { position: relative; min-height: 420px; }
.hero-mark { display: block; margin: 0 auto; filter: drop-shadow(0 30px 60px rgba(123,92,255,.4)); }
.showreel { position: relative; display: block; z-index: 2; margin: 0 0 0 auto; max-width: 540px; border-radius: var(--radius-lg); background: #fff; padding: 10px; color: var(--ink); text-decoration: none; box-shadow: 0 40px 80px -30px rgba(0,0,0,.6); transform: rotate(-1.2deg); transition: transform .3s; }
.showreel:hover { color: var(--ink); transform: rotate(0) translateY(-3px); }
.sr-main { position: relative; display: block; overflow: hidden; border-radius: 12px; aspect-ratio: 16 / 9; background: var(--paper); }
.sr-main img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.showreel:hover .sr-main img { transform: scale(1.04); }
.sr-play { position: absolute; right: 16px; bottom: 16px; display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; background: rgba(255,255,255,.9); color: var(--violet); box-shadow: 0 10px 30px rgba(0,0,0,.3); }
.sr-play .ico { width: 28px; height: 28px; }
.sr-play::after { content: ""; position: absolute; inset: -8px; border-radius: 50%; border: 2px solid rgba(255,255,255,.7); animation: pulse 2.2s ease-out infinite; }
@keyframes pulse { from { transform: scale(.9); opacity: 1; } to { transform: scale(1.35); opacity: 0; } }
.sr-cap { display: flex; flex-direction: column; gap: 2px; padding: 14px 8px 6px; }
.sr-cap b { font-size: 1.05rem; line-height: 1.35; }
.sr-cap > span:last-child { color: var(--muted); font-size: .9rem; }
.sr-tag { align-self: flex-start; margin-bottom: 4px; padding: 2px 9px; border-radius: 999px; background: var(--grad); color: #fff; font-weight: 700; font-size: .74rem; letter-spacing: .04em; text-transform: uppercase; }
.sr-mini { position: absolute; z-index: 3; display: block; width: 190px; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 12px; border: 4px solid #fff; box-shadow: 0 24px 50px -20px rgba(0,0,0,.7); transition: transform .3s; }
.sr-mini img { display: block; width: 100%; height: 100%; object-fit: cover; }
.sr-mini--0 { left: -34px; top: 44%; transform: rotate(-5deg); }
.sr-mini--1 { right: -18px; top: -26px; width: 160px; transform: rotate(5deg); }
.sr-mini:hover { transform: rotate(0) scale(1.04); }
.sr-stat { position: absolute; z-index: 4; right: 8px; bottom: -22px; display: flex; gap: 18px; padding: 12px 18px; border-radius: 14px; background: rgba(11,21,48,.86); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.14); color: #AFC0E6; font-size: .8rem; box-shadow: 0 20px 40px -20px rgba(0,0,0,.7); }
.sr-stat span { display: flex; flex-direction: column; line-height: 1.2; }
.sr-stat b { color: #fff; font-size: 1.45rem; font-weight: 800; }
@media (prefers-reduced-motion: no-preference) {
	.sr-mini--0 { animation: float 7s ease-in-out infinite; }
	.sr-mini--1 { animation: float 8s ease-in-out -2s infinite; }
}
@keyframes float { 50% { translate: 0 -8px; } }
@media (max-width: 980px) {
	.hero { padding: 56px 0 80px; }
	.hero-grid { grid-template-columns: 1fr; gap: 56px; }
	.hero-art { min-height: 0; padding: 20px 10px 30px; }
	.showreel { margin: 0 auto; }
}
@media (max-width: 560px) {
	.sr-mini--0 { width: 120px; left: -4px; top: 40%; }
	.sr-mini--1 { width: 110px; right: -6px; top: -4px; }
	.sr-stat { right: 50%; transform: translateX(50%); gap: 14px; padding: 10px 14px; }
	.sr-stat b { font-size: 1.2rem; }
}

/* ============ Section ============ */
.section { padding: 96px 0; }
.section--paper { background: var(--paper); }
.section--ink { position: relative; background: var(--ink); color: #C8D3EA; }
.section--ink h2, .section--ink h3 { color: #fff; }
.section--ink a { color: #9DB7FF; }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.section-head--inv p { color: #A9B8D8; }
.section-head--row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px 40px; max-width: none; }
.section-head--row > div:first-child { max-width: 680px; }
.section-head--row .actions { margin: 0; }
.section-head--row p { margin-bottom: 0; }
@media (max-width: 720px) { .section { padding: 68px 0; } .section-head { margin-bottom: 34px; } }

/* ============ 4 dịch vụ ============ */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pillar { --tone: var(--blue); --tone-ink: var(--blue-dark); position: relative; display: flex; flex-direction: column; padding: 30px; border-radius: var(--radius-lg); background: #fff; border: 1.5px solid var(--line); transition: transform .2s, box-shadow .2s, border-color .2s; }
.pillar:hover { transform: translateY(-3px); border-color: var(--tone); box-shadow: var(--shadow); }
.pillar h3 { font-size: 1.3rem; margin: 0 0 10px; }
.pillar h3 a { color: inherit; text-decoration: none; }
.pillar h3 a::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.pillar p { color: var(--ink-2); margin: 0 0 18px; }
.pillar-ico { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 18px; border-radius: 14px; background: color-mix(in srgb, var(--tone) 12%, #fff); color: var(--tone-ink); }
.pillar-ico .ico { width: 28px; height: 28px; }
.pillar-tag { margin: 0 0 6px !important; color: var(--tone-ink) !important; font-weight: 700; font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; }
.pillar-go { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; color: var(--tone-ink); font-weight: 700; font-size: .95rem; }
.pillar:hover .pillar-go .ico { transform: translateX(3px); }
.pillar-go .ico { transition: transform .2s; }
.pillar--main { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); column-gap: 56px; align-items: start; padding: 40px 44px; border: 0; color: #C8D3EA; background: radial-gradient(500px 300px at 100% 0%, rgba(123,92,255,.55), transparent 70%), radial-gradient(400px 300px at 0% 100%, rgba(0,194,178,.35), transparent 70%), var(--ink); }
.pillar--main h3 { color: #fff; font-size: clamp(1.6rem, 2.6vw, 2.1rem); }
.pillar--main p { color: #B9C6E2; font-size: 1.05rem; }
.pillar--main .pillar-ico { background: rgba(255,255,255,.1); color: #fff; }
.pillar--main .pillar-tag { color: #9DB7FF !important; }
.pillar--main .pillar-go { color: #fff; }
.pillar--main > * { grid-column: 1; }
.pillar--main .ticks { grid-column: 2; grid-row: 1 / span 6; align-self: center; margin: 0; padding: 26px 28px; gap: 16px; border-radius: 16px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); color: #E3E9F7; font-size: 1.02rem; }
.pillar--main .pillar-go { margin-top: 6px; }
.pillar--main:hover { box-shadow: var(--shadow-lg); }
.tone-blue { --tone: #1F5BFF; --tone-ink: #1442C7; }
.tone-violet { --tone: #7B5CFF; --tone-ink: #5B3FD9; }
.tone-teal { --tone: #00B3A4; --tone-ink: #047A71; }
.tone-amber { --tone: #F59E0B; --tone-ink: #93560A; }
@media (max-width: 1000px) { .pillars { grid-template-columns: 1fr 1fr; } .pillar--main { grid-template-columns: 1fr; } .pillar--main .ticks { grid-column: 1; grid-row: auto; margin: 6px 0 22px; } .pillars > .pillar:last-child { grid-column: 1 / -1; } }
@media (max-width: 640px) { .pillars { grid-template-columns: 1fr; } .pillar, .pillar--main { padding: 26px; } .pillar--main .ticks { padding: 18px; } }

/* ============ Con số ============ */
.numbers { padding: 0 0 8px; }
.numbers-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1.5px solid var(--line); border-bottom: 1.5px solid var(--line); }
.numbers-row > div { display: flex; flex-direction: column; gap: 6px; padding: 30px 26px; border-left: 1.5px solid var(--line); }
.numbers-row > div:first-child { border-left: 0; padding-left: 0; }
.numbers-row b { font-size: clamp(2.2rem, 4vw, 3.1rem); font-weight: 800; line-height: 1; letter-spacing: -0.03em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-variant-numeric: tabular-nums; }
.numbers-row span { color: var(--muted); font-size: .95rem; line-height: 1.45; }
@media (max-width: 860px) { .numbers-row { grid-template-columns: 1fr 1fr; } .numbers-row > div:nth-child(3) { border-left: 0; padding-left: 0; } .numbers-row > div:nth-child(n+3) { border-top: 1.5px solid var(--line); } }
@media (max-width: 460px) { .numbers-row > div { padding: 22px 14px; } }

/* ============ Thử ngay (công cụ nhúng) ============ */
.try { overflow: hidden; }
.try::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(700px 400px at 100% 0%, rgba(123,92,255,.28), transparent 70%), radial-gradient(600px 400px at 0% 100%, rgba(31,91,255,.22), transparent 70%); }
.try > .wrap { position: relative; }
.try-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 36px; align-items: start; }
.try-panel { padding: 8px; border-radius: 24px; background: #fff; color: var(--ink); box-shadow: 0 40px 80px -40px rgba(0,0,0,.7); }
.try-panel a { color: var(--blue-dark); }
.try-panel h2, .try-panel h3 { color: var(--ink); }
.try-panel > [data-tool] { min-height: 320px; }
.try-side { display: grid; gap: 14px; padding-top: 6px; }
@media (max-width: 1060px) { .try-grid { grid-template-columns: 1fr; } .try-side { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px) { .try-side { grid-template-columns: 1fr; } .try-panel { padding: 4px; border-radius: 18px; } }

/* Thẻ công cụ */
.tool-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tool-grid--big { grid-template-columns: repeat(2, 1fr); }
.tool-card { position: relative; display: flex; flex-direction: column; gap: 6px; padding: 22px; border-radius: 18px; background: #fff; border: 1.5px solid var(--line); color: var(--ink); text-decoration: none; transition: transform .2s, border-color .2s, box-shadow .2s; }
.tool-card:hover { color: var(--ink); transform: translateY(-3px); border-color: var(--violet); box-shadow: var(--shadow); }
.tool-ico { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 8px; border-radius: 12px; background: var(--grad); color: #fff; }
.tool-meta { color: var(--teal-ink); font-weight: 700; font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; }
.tool-card b { font-size: 1.1rem; line-height: 1.3; }
.tool-desc { color: var(--muted); font-size: .94rem; line-height: 1.5; }
.tool-go { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; padding-top: 8px; color: var(--blue-dark); font-weight: 700; font-size: .93rem; }
.tool-grid--big .tool-card { padding: 30px; }
.tool-grid--big .tool-card b { font-size: 1.35rem; }
.tool-card--dark { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.12); color: #fff; }
.tool-card--dark:hover { color: #fff; background: rgba(255,255,255,.08); border-color: rgba(157,183,255,.6); box-shadow: none; }
.tool-card--dark .tool-desc { color: #A9B8D8; }
.tool-card--dark .tool-meta { color: #6FF0E1; }
.section--ink .tool-card--dark .tool-go { color: #9DB7FF; }
.tool-card--row { display: grid; grid-template-columns: 44px 1fr; gap: 2px 14px; padding: 16px 18px; }
.tool-card--row .tool-ico { grid-row: span 3; margin: 0; }
.tool-card--row .tool-desc, .tool-card--row .tool-go { display: none; }
@media (max-width: 1000px) { .tool-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .tool-grid, .tool-grid--big { grid-template-columns: 1fr; } }

/* ============ Dự án ============ */
.cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.case { display: flex; flex-direction: column; overflow: hidden; border: 1.5px solid var(--line); border-radius: 18px; background: #fff; color: var(--ink); text-decoration: none; transition: border-color .2s, transform .2s, box-shadow .2s; }
.case:hover { color: var(--ink); border-color: var(--blue); transform: translateY(-3px); box-shadow: var(--shadow); }
.case-img { display: block; overflow: hidden; aspect-ratio: 16 / 9; background: var(--paper); }
.case-img img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.case:hover .case-img img { transform: scale(1.04); }
.case-body { display: flex; flex-direction: column; gap: 8px; flex: 1; padding: 18px 20px 20px; }
.case-tag { align-self: flex-start; padding: 3px 10px; border-radius: 999px; background: var(--grad-soft); color: var(--blue-dark); font-weight: 700; font-size: .78rem; }
.case-title { font-weight: 700; font-size: 1.05rem; line-height: 1.35; }
.case-excerpt { color: var(--ink-2); font-size: .97rem; }
.case-go { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; padding-top: 6px; font-weight: 700; color: var(--blue-dark); font-size: .93rem; }
.case--lead { grid-column: span 2; grid-row: span 2; }
.case--lead .case-title { font-size: clamp(1.3rem, 2.2vw, 1.7rem); letter-spacing: -0.02em; }
.case--lead .case-body { padding: 24px 26px 26px; }
@media (max-width: 960px) { .cases { grid-template-columns: 1fr 1fr; } .case--lead { grid-row: auto; } }
@media (max-width: 600px) { .cases { grid-template-columns: 1fr; } .case--lead { grid-column: auto; } }

/* ============ Quy trình (chuỗi bước có số) ============ */
.flow { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; }
.flow--5 { grid-template-columns: repeat(5, 1fr); }
.flow--6 { grid-template-columns: repeat(6, 1fr); }
.flow li { position: relative; padding: 24px 22px 22px; border-radius: 16px; background: #fff; border: 1.5px solid var(--line); counter-increment: step; }
.flow li::before { content: counter(step, decimal-leading-zero); display: block; margin-bottom: 14px; font-size: 1.9rem; font-weight: 800; line-height: 1; letter-spacing: -0.03em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.flow li:not(:last-child)::after { content: ""; position: absolute; top: 38px; right: -13px; width: 10px; height: 10px; border-top: 2px solid var(--line); border-right: 2px solid var(--line); transform: rotate(45deg); }
.section:not(.section--paper) .flow li { background: var(--paper); border-color: transparent; }
.flow h3 { margin-bottom: 6px; font-size: 1.05rem; }
.flow p { color: var(--ink-2); margin: 0; font-size: .95rem; }
@media (max-width: 1080px) { .flow--5, .flow--6 { grid-template-columns: repeat(3, 1fr); } .flow li::after { display: none; } }
@media (max-width: 920px) { .flow { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .flow, .flow--5, .flow--6 { grid-template-columns: 1fr; } }

.promises { list-style: none; margin: 40px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.promises li { display: flex; flex-direction: column; gap: 4px; padding: 22px; border-radius: 16px; background: #fff; border: 1.5px solid var(--line); }
.promises .ico { margin-bottom: 8px; color: var(--violet); width: 28px; height: 28px; }
.promises span { color: var(--ink-2); font-size: .94rem; }
@media (max-width: 920px) { .promises { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .promises { grid-template-columns: 1fr; } }

/* ============ Bài mmo.vn ============ */
.mmo-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 18px; }
.mmo-cards--4 { grid-template-columns: repeat(4, 1fr); }
.mmo-card { display: flex; flex-direction: column; overflow: hidden; border-radius: 16px; background: #fff; border: 1.5px solid var(--line); color: var(--ink); text-decoration: none; transition: transform .2s, border-color .2s, box-shadow .2s; }
.mmo-card:hover { color: var(--ink); transform: translateY(-3px); border-color: var(--blue); box-shadow: var(--shadow); }
.mmo-img { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--paper); }
.mmo-img img { display: block; width: 100%; height: 100%; object-fit: cover; }
.mmo-body { display: flex; flex-direction: column; gap: 6px; flex: 1; padding: 16px 18px 18px; }
.mmo-kind { color: var(--teal-ink); font-weight: 700; font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; }
.mmo-body b { font-size: 1rem; line-height: 1.4; }
.mmo-go { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; padding-top: 6px; color: var(--blue-dark); font-weight: 650; font-size: .9rem; }
@media (max-width: 1000px) { .mmo-cards--4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .mmo-cards--4 { grid-template-columns: 1fr; } }

/* ============ Sản phẩm tự vận hành ============ */
.own { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.own-card { display: flex; flex-direction: column; gap: 8px; padding: 32px; border-radius: var(--radius-lg); background: radial-gradient(400px 260px at 100% 0%, rgba(31,91,255,.5), transparent 70%), var(--ink); color: #C3CEE2; text-decoration: none; transition: transform .2s, box-shadow .2s; }
.own-card:hover { color: #C3CEE2; transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.own-card--violet { background: radial-gradient(400px 260px at 100% 0%, rgba(123,92,255,.6), transparent 70%), #1B1240; }
.own-host { font-weight: 800; font-size: 1.6rem; color: #fff; letter-spacing: -0.02em; }
.own-card b { color: #fff; font-size: 1.1rem; }
.own-skills { margin-top: auto; padding-top: 10px; color: #7FE3D9; font-weight: 600; font-size: .9rem; }
@media (max-width: 760px) { .own { grid-template-columns: 1fr; } }

/* ============ Hỏi đáp ============ */
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.faq details { border-bottom: 1.5px solid var(--line); }
.faq details:first-child { border-top: 1.5px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; position: relative; padding: 20px 44px 20px 0; font-weight: 700; font-size: 1.07rem; line-height: 1.4; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 6px; top: 24px; width: 18px; height: 18px; background: linear-gradient(var(--blue), var(--blue)) center / 18px 2px no-repeat, linear-gradient(var(--blue), var(--blue)) center / 2px 18px no-repeat; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 22px; color: var(--ink-2); max-width: 64ch; }
.svc-others { display: flex; flex-wrap: wrap; gap: 8px 14px; }
.svc-others a { font-weight: 650; }
@media (max-width: 900px) { .faq-grid { grid-template-columns: 1fr; gap: 0; } }

/* ============ Liên hệ ============ */
.contact { overflow: hidden; }
.contact::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(600px 400px at 0% 0%, rgba(31,91,255,.3), transparent 70%), radial-gradient(500px 400px at 100% 100%, rgba(123,92,255,.25), transparent 70%); }
.contact > .wrap { position: relative; }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: start; }
.contact-info > p { color: #B9C6E2; }
.next-steps { margin: 26px 0 0; padding: 0; list-style: none; counter-reset: ns; display: grid; gap: 14px; }
.next-steps li { position: relative; padding-left: 42px; counter-increment: ns; color: #DCE4F2; }
.next-steps li::before { content: counter(ns); position: absolute; left: 0; top: 0; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--grad); color: #fff; font-weight: 700; font-size: .85rem; }
.company-dl { display: grid; grid-template-columns: auto 1fr; gap: 10px 20px; margin: 30px 0 0; }
.company-dl dt { color: var(--muted); }
.company-dl dd { margin: 0; font-weight: 600; }
.section--ink .company-dl dt { color: #8D9BB5; }
.section--ink .company-dl dd { color: #fff; }
.contact-form { background: #fff; color: var(--ink); border-radius: var(--radius-lg); padding: 34px; box-shadow: 0 40px 80px -40px rgba(0,0,0,.7); }
.contact-form a { color: var(--blue-dark); }
@media (max-width: 920px) { .contact-grid { grid-template-columns: 1fr; gap: 36px; } }

/* Form */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; margin-bottom: 22px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field--wide { grid-column: 1 / -1; }
.field label { font-weight: 600; font-size: .94rem; }
.field input, .field textarea, .field select { width: 100%; padding: 13px 14px; border: 1.5px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink); font: inherit; transition: border-color .15s, box-shadow .15s; }
.field textarea { resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 4px rgba(31,91,255,.15); }
.lead-form .btn-primary { width: 100%; border: 0; background: var(--grad); }
.lead-form .btn-primary:hover { filter: brightness(1.08); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.notice { margin: 0 0 18px; padding: 12px 16px; border-radius: 10px; font-weight: 600; }
.notice.ok { background: #DFF5F2; color: #04605A; }
.notice.err { background: #FDE8E8; color: #9B1C1C; }
@media (max-width: 560px) { .form-grid { grid-template-columns: 1fr; } .contact-form { padding: 22px; } }

/* ============ Trang dịch vụ ============ */
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; font-size: .9rem; color: #8FA0C2; }
.crumbs a { color: #B9C6E2; text-decoration: none; }
.crumbs a:hover { color: #fff; text-decoration: underline; }
.crumbs [aria-current] { color: #fff; }
.svc-hero { position: relative; overflow: hidden; padding: 64px 0 88px; background: var(--ink); color: #C8D3EA; }
.svc-hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(600px 420px at 90% 10%, color-mix(in srgb, var(--tone) 55%, transparent), transparent 70%), radial-gradient(500px 400px at 0% 100%, rgba(31,91,255,.25), transparent 70%); }
.svc-hero-grid { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.svc-hero h1 { color: #fff; font-size: clamp(2rem, 4vw, 3.1rem); }
.svc-hero .lead { color: #B9C6E2; }
.svc-hero .kicker { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); color: #DDE5FF; }
.svc-hero .ticks { color: #E3E9F7; }
.svc-hero .ticks .ico { color: #6FF0E1; }
.reel { position: relative; padding: 0 0 40px; }
.reel-frame { display: block; overflow: hidden; border-radius: 16px; border: 6px solid #fff; background: #fff; aspect-ratio: 16 / 9; box-shadow: 0 30px 60px -30px rgba(0,0,0,.7); }
.reel-frame img { display: block; width: 100%; height: 100%; object-fit: cover; }
.reel-frame--0 { position: relative; z-index: 2; transform: rotate(-1.5deg); }
.reel-frame--1, .reel-frame--2 { position: absolute; z-index: 3; width: 46%; }
.reel-frame--1 { right: -14px; bottom: 0; transform: rotate(4deg); }
.reel-frame--2 { left: -14px; top: -28px; width: 38%; transform: rotate(-6deg); z-index: 1; opacity: .9; }
.reel-badge { position: absolute; z-index: 6; left: 16px; bottom: 4px; white-space: nowrap; display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; background: rgba(11,21,48,.88); border: 1px solid rgba(255,255,255,.16); color: #fff; font-weight: 650; font-size: .86rem; backdrop-filter: blur(6px); }
.svc-glyph { display: grid; place-items: center; aspect-ratio: 1; max-width: 300px; margin: 0 auto; border-radius: 40px; background: var(--grad); color: #fff; box-shadow: 0 40px 80px -30px rgba(123,92,255,.7); }
.svc-glyph .ico { width: 45%; height: 45%; stroke-width: 1.4; }
@media (max-width: 960px) { .svc-hero-grid { grid-template-columns: 1fr; gap: 48px; } .reel { max-width: 560px; margin: 0 auto; } }
@media (max-width: 560px) { .svc-hero { padding: 40px 0 64px; } .reel-frame--1 { right: -4px; } .reel-frame--2 { left: -4px; } }

.fit-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: start; }
.fit-grid .section-head { margin: 0; }
.fit-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.fit-list li { display: flex; gap: 12px; padding: 20px; border-radius: 16px; background: var(--paper); font-weight: 560; line-height: 1.5; }
.fit-list .ico { color: #fff; background: var(--grad); border-radius: 50%; padding: 4px; width: 26px; height: 26px; stroke-width: 2.6; }
@media (max-width: 900px) { .fit-grid { grid-template-columns: 1fr; gap: 28px; } }
@media (max-width: 560px) { .fit-list { grid-template-columns: 1fr; } }

.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feat { padding: 26px; border-radius: 18px; background: #fff; border: 1.5px solid var(--line); transition: border-color .2s, box-shadow .2s, transform .2s; }
.feat:hover { border-color: var(--violet); box-shadow: var(--shadow); transform: translateY(-2px); }
.feat-ico { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 16px; border-radius: 14px; background: var(--grad-soft); color: var(--violet); }
.feat h3 { margin-bottom: 6px; }
.feat p { margin: 0; color: var(--ink-2); font-size: .97rem; }
.stack { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 28px; }
.stack span { margin-right: 6px; color: var(--muted); font-weight: 600; font-size: .93rem; }
.stack em { padding: 6px 12px; border-radius: 999px; background: #fff; border: 1.5px solid var(--line); font-style: normal; font-weight: 600; font-size: .9rem; }
@media (max-width: 900px) { .feat-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .feat-grid { grid-template-columns: 1fr; } }

.fmt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.fmt-grid--2 { grid-template-columns: repeat(2, 1fr); }
.fmt-grid--5 { grid-template-columns: repeat(6, 1fr); }
.fmt-grid--5 .fmt { grid-column: span 2; }
.fmt-grid--5 .fmt:nth-child(4) { grid-column: 2 / span 2; }
.fmt { position: relative; display: flex; flex-direction: column; padding: 28px; border-radius: 18px; background: var(--paper); overflow: hidden; }
.fmt::before { content: ""; position: absolute; left: 0; top: 0; right: 0; height: 4px; background: var(--grad); }
.fmt-n { margin-bottom: 10px; color: var(--violet); font-weight: 800; font-size: .9rem; letter-spacing: .08em; }
.fmt h3 { font-size: 1.2rem; margin-bottom: 8px; }
.fmt p { color: var(--ink-2); font-size: .97rem; }
.fmt a { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; font-weight: 700; font-size: .93rem; text-decoration: none; }
.fmt a:hover { text-decoration: underline; }
@media (max-width: 900px) { .fmt-grid, .fmt-grid--5 { grid-template-columns: 1fr 1fr; } .fmt-grid--5 .fmt, .fmt-grid--5 .fmt:nth-child(4) { grid-column: auto; } }
@media (max-width: 560px) { .fmt-grid, .fmt-grid--2, .fmt-grid--5 { grid-template-columns: 1fr; } }

.sub-h { margin: 44px 0 14px; font-size: 1.1rem; }
.guide-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
.guide-list a { display: flex; justify-content: space-between; gap: 12px; padding: 14px 0; border-bottom: 1.5px solid var(--line); color: var(--ink); font-weight: 600; text-decoration: none; line-height: 1.45; }
.guide-list a:hover { color: var(--blue-dark); border-color: var(--blue); }
.guide-list .ico { margin-top: 3px; color: var(--muted); }
@media (max-width: 760px) { .guide-list { grid-template-columns: 1fr; } }

/* ============ Trang tổng quan, công cụ ============ */
.page-hero { position: relative; overflow: hidden; padding: 60px 0 64px; background: var(--ink); color: #C8D3EA; }
.page-hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(600px 360px at 90% 0%, rgba(123,92,255,.4), transparent 70%), radial-gradient(500px 300px at 10% 100%, rgba(31,91,255,.3), transparent 70%); }
.page-hero > .wrap { position: relative; }
.page-hero h1 { color: #fff; max-width: 22ch; }
.page-hero .lead { color: #B9C6E2; }
.page-hero--tool { padding-bottom: 150px; }
.tool-stage { position: relative; margin-top: -110px; padding-bottom: 20px; }
.try-panel--page { box-shadow: var(--shadow-lg); border: 1px solid var(--line); }
.tool-next { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: start; }
.tool-next p { color: var(--ink-2); }
.tool-others { display: grid; gap: 12px; }
@media (max-width: 900px) { .tool-next { grid-template-columns: 1fr; gap: 36px; } }

.svc-list { display: grid; gap: 20px; }
.svc-row { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; padding: 34px; border-radius: var(--radius-lg); border: 1.5px solid var(--line); background: #fff; }
.svc-row h2 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); }
.svc-row h2 a { color: var(--ink); text-decoration: none; }
.svc-row h2 a:hover { color: var(--tone-ink); }
.svc-row p { color: var(--ink-2); }
.svc-row .kicker { margin-bottom: 10px; }
.svc-ico { display: grid; place-items: center; width: 54px; height: 54px; margin-bottom: 16px; border-radius: 16px; background: color-mix(in srgb, var(--tone) 12%, #fff); color: var(--tone-ink); }
.svc-row-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; align-content: center; }
.svc-row-list li { display: flex; gap: 10px; align-items: center; padding: 14px; border-radius: 12px; background: var(--paper); font-weight: 600; font-size: .95rem; line-height: 1.35; }
.svc-row-list .ico { color: var(--tone-ink); }
@media (max-width: 860px) { .svc-row { grid-template-columns: 1fr; padding: 26px; } }
@media (max-width: 480px) { .svc-row-list { grid-template-columns: 1fr; } }

.mmo-strip { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 24px 48px; }
.mmo-strip > div:first-child { max-width: 640px; }
.mmo-strip p { color: var(--ink-2); margin: 0; }
.mmo-strip .actions { margin: 0; }

/* ============ Trang nhận diện ============ */
.brand-story { display: grid; grid-template-columns: 260px 1fr; gap: 56px; align-items: center; }
.brand-story-mark { display: grid; place-items: center; aspect-ratio: 1; border-radius: 32px; background: var(--paper); }
.brand-story-mark img { width: 62%; filter: drop-shadow(0 20px 30px rgba(11,21,48,.25)); }
.brand-story p { color: var(--ink-2); max-width: 62ch; }
.logo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.logo-tile { margin: 0; overflow: hidden; border-radius: 18px; background: #fff; border: 1.5px solid var(--line); }
.logo-tile-art { display: grid; place-items: center; height: 180px; padding: 28px; }
.logo-tile-art img { display: block; width: auto; max-width: 86%; }
.logo-tile-art--light { background: #fff; border-bottom: 1.5px solid var(--line); }
.logo-tile-art--dark { background: var(--ink); }
.logo-tile-art--paper { background: var(--paper); }
.logo-tile figcaption { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px 18px; }
.logo-tile figcaption > span:not(.logo-dl) { color: var(--muted); font-size: .92rem; }
.logo-dl { display: flex; gap: 8px; margin-top: 8px; }
.logo-dl a { padding: 6px 14px; border-radius: 8px; border: 1.5px solid var(--line); color: var(--ink); font-weight: 700; font-size: .85rem; text-decoration: none; }
.logo-dl a:hover { border-color: var(--blue); color: var(--blue-dark); }
.brand-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.swatches { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.swatches li { display: grid; grid-template-columns: 56px 1fr auto; grid-template-rows: auto auto; gap: 0 16px; align-items: center; }
.sw { grid-row: span 2; width: 56px; height: 56px; border-radius: 14px; border: 1px solid rgba(11,21,48,.12); }
.sw--grad { background: var(--grad); }
.swatches code { font-size: .88rem; color: var(--ink-2); }
.swatches li > span:last-child { grid-column: 2 / -1; color: var(--muted); font-size: .9rem; }
.type-spec { padding: 28px; border-radius: 18px; background: var(--paper); }
.type-a { font-size: 2.6rem; font-weight: 800; line-height: 1.25; letter-spacing: -0.02em; margin-bottom: 10px; }
.type-b { font-size: 1.4rem; font-weight: 500; }
.dos { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.dos ul { margin: 0; padding: 24px 24px 24px 46px; border-radius: 18px; background: #fff; border: 1.5px solid var(--line); display: grid; gap: 8px; }
.dos .do { border-top: 4px solid var(--teal); }
.dos .dont { border-top: 4px solid #E5484D; }
@media (max-width: 900px) { .logo-grid { grid-template-columns: 1fr 1fr; } .brand-cols, .dos { grid-template-columns: 1fr; } .brand-story { grid-template-columns: 1fr; gap: 28px; } .brand-story-mark { max-width: 220px; } }
@media (max-width: 560px) { .logo-grid { grid-template-columns: 1fr; } }

/* ============ Trang thường, bài viết ============ */
.page-head { padding: 64px 0 44px; background: var(--paper); }
.page-head h1 { max-width: 22ch; }
.prose { max-width: 760px; margin: 0 auto; padding: 48px 24px 88px; }
.prose h2 { font-size: 1.7rem; margin-top: 1.8em; }
.prose h3 { margin-top: 1.5em; }
.prose ul, .prose ol { padding-left: 1.25em; }
.prose li { margin-bottom: .35em; }
.prose blockquote { margin: 1.5em 0; padding: 4px 0 4px 20px; border-left: 3px solid var(--violet); color: var(--ink-2); }
.prose .page-form { margin-top: 40px; padding: 30px; border: 1.5px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.entry-cover { margin: 32px auto 0; }
.card-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; color: var(--muted); font-size: .92rem; margin-bottom: 10px; }
.card-cat { font-weight: 700; color: var(--teal-ink); text-decoration: none; }
.list-wrap { padding-top: 48px; padding-bottom: 88px; }
.post-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 40px 32px; }
.card-thumb img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 12px; margin-bottom: 14px; }
.card-title { font-size: 1.25rem; margin-bottom: 8px; }
.card-title a { color: var(--ink); text-decoration: none; }
.card-title a:hover { color: var(--blue); }
.card-excerpt { color: var(--ink-2); margin: 0; }
.empty { padding: 40px 0; }
.nav-links { display: flex; gap: 12px; margin-top: 48px; }
.nav-links .page-numbers { padding: 8px 14px; border: 1.5px solid var(--line); border-radius: 8px; text-decoration: none; color: var(--ink); }
.nav-links .current { background: var(--ink); color: #fff; border-color: var(--ink); }
.search-form { display: flex; gap: 8px; margin-bottom: 20px; }
.search-form input[type=search] { flex: 1; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 10px; font: inherit; }
.search-form input[type=submit] { padding: 0 18px; border: 0; border-radius: 10px; background: var(--ink); color: #fff; font: 600 1rem var(--font); }
.alignwide { max-width: 1100px; margin-left: auto; margin-right: auto; }
.wp-block-image img { border-radius: 10px; }

/* ============ Chân trang ============ */
.site-foot { background: #070E22; color: #A9B6CE; padding: 64px 0 28px; font-size: .95rem; }
.site-foot a { color: #fff; }
.foot-grid { display: grid; grid-template-columns: 1.25fr 1fr 1fr 1.15fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid #1C2A4A; }
.foot-brand .brand { color: #fff; margin-bottom: 16px; }
.foot-brand .brand-logo { height: 38px; }
.foot-brand p { max-width: 34ch; }
.foot-col h2 { font-size: .85rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: #8193B8; margin-bottom: 16px; }
.foot-col ul { list-style: none; margin: 0; padding: 0; }
.foot-col li { margin-bottom: 11px; line-height: 1.4; }
.foot-col li a { text-decoration: none; color: #DCE4F2; }
.foot-col li a:hover { color: #fff; text-decoration: underline; }
.site-foot .company-dl { margin: 0; gap: 2px; grid-template-columns: 1fr; }
.site-foot .company-dl dd { margin-bottom: 10px; }
.site-foot .company-dl dt { color: #8191AE; }
.site-foot .company-dl dd { color: #DCE4F2; font-weight: 500; overflow-wrap: break-word; }
.foot-legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 22px; font-size: .88rem; }
.foot-legal p { margin: 0; }
.foot-menu { list-style: none; display: flex; gap: 18px; margin: 0; padding: 0; }
.foot-menu a { color: #A9B6CE; }
@media (max-width: 1000px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .foot-grid { grid-template-columns: 1fr; gap: 30px; } }

/* Thanh hệ sinh thái */
.eco-bar { padding-bottom: 36px; margin-bottom: 40px; border-bottom: 1px solid #1C2A4A; }
.eco-title { margin: 0 0 14px; color: #fff; font-weight: 700; font-size: .95rem; }
.eco-bar ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.eco-bar a { display: flex; flex-direction: column; gap: 4px; height: 100%; padding: 16px 18px; border: 1px solid #22335A; border-radius: 14px; color: #A9B6CE; text-decoration: none; transition: border-color .15s, background .15s; }
.eco-bar a:hover { border-color: #8FB0FF; background: rgba(255,255,255,.03); color: #A9B6CE; }
.eco-bar b { color: #fff; font-size: 1.05rem; }
.eco-bar span { font-size: .9rem; line-height: 1.45; }
.eco-bar em { margin-top: auto; padding-top: 6px; font-style: normal; font-weight: 700; color: #8FB0FF; font-size: .9rem; }
.eco-bar .is-here a { border-style: dashed; }
.eco-bar .is-here em { color: #6B7A97; font-weight: 500; }
@media (max-width: 760px) { .eco-bar ul { grid-template-columns: 1fr; } }

/* ============ Hiện dần khi cuộn ============ */
.js .rv { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .rv.in { opacity: 1; transform: none; }

/* ============ Trang Tạo brief video ============ */
.brief-head { padding-bottom: 48px; }
.brief-head h1 { max-width: none; }
.brief-head .eyebrow { display: inline-block; padding: 4px 12px; border-radius: 999px; background: var(--grad-soft); letter-spacing: 0; text-transform: none; font-size: .9rem; }
.brief { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 40px; align-items: start; padding-top: 44px; padding-bottom: 88px; }
.brief-step { margin: 0 0 18px; padding: 22px 24px; border: 1.5px solid var(--line); border-radius: 16px; background: #fff; min-width: 0; }
.brief-step legend { display: flex; align-items: center; gap: 10px; padding: 0 8px; margin-left: -8px; font-weight: 700; font-size: 1.12rem; }
.brief-step legend span { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--grad); color: #fff; font-size: .95rem; }
.brief-step legend small { font-weight: 500; font-size: .85rem; color: var(--muted); }
.brief-step .form-grid { margin: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-opt { position: relative; cursor: pointer; }
.chip-opt input { position: absolute; opacity: 0; pointer-events: none; }
.chip-opt span { display: inline-flex; align-items: center; gap: 6px; padding: 9px 14px; border: 1.5px solid var(--line); border-radius: 10px; background: #fff; font-weight: 560; font-size: .95rem; transition: border-color .12s, background .12s; }
.chip-opt em { font-style: normal; font-size: .8rem; color: var(--muted); }
.chip-opt:hover span { border-color: var(--blue); }
.chip-opt input:checked + span { border-color: var(--blue); background: #E8EEFF; color: var(--blue-dark); box-shadow: inset 0 0 0 1px var(--blue); }
.chip-opt input:checked + span::before { content: "✓"; font-weight: 800; }
.chip-opt input:focus-visible + span { outline: 3px solid var(--blue); outline-offset: 2px; }
.brief-out { position: sticky; top: 96px; }
.brief-card { padding: 24px; border-radius: 18px; background: var(--ink); color: #DCE4F2; box-shadow: var(--shadow-lg); }
.brief-kicker { margin: 0; color: #8D9BB5; font-weight: 600; font-size: .85rem; text-transform: uppercase; letter-spacing: .05em; }
.brief-total { margin: 4px 0 2px; }
.brief-total b { font-size: 3.4rem; font-weight: 800; line-height: 1; color: #fff; }
.brief-total span { font-weight: 600; color: #fff; }
.brief-formula { margin: 0 0 14px; font-size: .9rem; color: #9DB7FF; }
.brief-steps-est { margin: 0 0 16px; padding: 0; list-style: none; counter-reset: bs; display: grid; gap: 6px; font-size: .92rem; }
.brief-steps-est li { position: relative; padding-left: 30px; counter-increment: bs; }
.brief-steps-est li::before { content: counter(bs); position: absolute; left: 0; top: 1px; display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: #22324F; color: #fff; font-size: .75rem; font-weight: 700; }
.brief-text { max-height: 280px; overflow: auto; margin: 0 0 16px; padding: 14px; border-radius: 10px; background: #060D20; color: #DCE4F2; font: .86rem/1.55 ui-monospace, Menlo, Consolas, monospace; white-space: pre-wrap; }
.brief-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.brief-actions .btn:not(.btn-primary) { border-color: #3A4D72; color: #fff; }
.brief-actions .btn:not(.btn-primary):hover { background: #fff; color: var(--ink); }
.brief-mini { display: none; }
@media (max-width: 980px) {
	.brief { grid-template-columns: 1fr; }
	.brief-out { position: static; }
	.brief-mini { position: fixed; left: 50%; bottom: 14px; z-index: 40; transform: translateX(-50%); display: inline-flex; align-items: center; gap: 6px; padding: 12px 20px; border-radius: 999px; background: var(--blue); color: #fff; font-weight: 650; text-decoration: none; white-space: nowrap; box-shadow: 0 10px 24px -10px rgba(14,31,61,.7); }
	.brief-mini:hover { color: #fff; background: var(--blue-dark); }
	.brief { padding-bottom: 110px; }
}
@media (max-width: 560px) { .brief-step { padding: 18px 14px; } }

/* Công cụ nhúng: chừa chỗ cho đầu trang dính */
.tdh { --tdh-top: 96px; }
.try-panel > .tdh, .try-panel > .sb { padding: 22px 26px 28px; }
@media (max-width: 560px) { .try-panel > .tdh, .try-panel > .sb { padding: 14px 10px 18px; } }
@media (max-width: 560px) {
	.feat { display: grid; grid-template-columns: 44px 1fr; gap: 4px 14px; padding: 20px; }
	.feat-ico { grid-row: span 2; width: 44px; height: 44px; margin: 0; }
	.feat h3 { margin: 2px 0 0; }
	.feat p { grid-column: 2; }
}
/* Phác thảo TVC: khung dọc thấp hơn trên điện thoại để trang không quá dài */
@media (max-width: 560px) {
	.sb .sb-r-916 .sb-frame { max-width: 190px; }
	.sb .sb-r-11 .sb-frame { max-width: 260px; }
}

/* ============ Tư vấn nhanh (chip soạn sẵn nhu cầu) ============ */
.qf { margin: -6px 0 22px; padding: 18px 18px 6px; border-radius: 16px; background: var(--paper); border: 1.5px solid var(--line); }
.qf-h { margin: 0 0 12px; font-weight: 800; font-size: 1.02rem; color: var(--ink); }
.qf-h span { display: block; margin-top: 2px; font-weight: 500; font-size: .88rem; color: var(--muted); }
.qf-g { display: grid; grid-template-columns: 128px 1fr; gap: 8px 12px; align-items: start; margin-bottom: 12px; }
.qf-l { padding-top: 7px; font-weight: 650; font-size: .88rem; color: var(--ink-2); }
.qf-c { display: flex; flex-wrap: wrap; gap: 6px; }
.qf-chip { min-height: 36px; padding: 6px 12px; border: 1.5px solid var(--line); border-radius: 999px; background: #fff; color: var(--ink); font: 600 .88rem/1.2 var(--font); cursor: pointer; transition: border-color .12s, background .12s, color .12s; }
.qf-chip:hover { border-color: var(--blue); }
.qf-chip[aria-pressed="true"] { border-color: transparent; background: var(--grad); color: #fff; box-shadow: 0 6px 16px -10px rgba(123,92,255,.9); }
.qf-chip[aria-pressed="true"]::before { content: "✓ "; }
@media (max-width: 560px) { .qf { padding: 14px 12px 4px; } .qf-g { grid-template-columns: 1fr; gap: 6px; } .qf-l { padding: 0; } }

/* ============ Màn hình đã nhận yêu cầu ============ */
.ok-box { text-align: left; }
.ok-box:focus { outline: none; }
.ok-ico { display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 14px; border-radius: 50%; background: var(--grad); color: #fff; box-shadow: 0 12px 30px -12px rgba(123,92,255,.8); }
.ok-ico .ico { width: 30px; height: 30px; stroke-width: 2.6; }
.ok-h { margin: 0 0 8px; font-weight: 800; font-size: 1.5rem; letter-spacing: -.02em; color: var(--ink); }
.ok-ref { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin: 0 0 10px; color: var(--ink-2); }
.ok-ref b { padding: 4px 10px; border-radius: 8px; background: var(--paper); font-family: ui-monospace, Menlo, Consolas, monospace; letter-spacing: .04em; color: var(--ink); }
.ok-copy { padding: 5px 12px; border: 1.5px solid var(--line); border-radius: 999px; background: #fff; color: var(--blue-dark); font: 650 .85rem var(--font); cursor: pointer; }
.ok-lead { color: var(--ink-2); }
.ok-steps { margin: 18px 0 22px; padding: 0; list-style: none; counter-reset: ok; display: grid; gap: 12px; }
.ok-steps li { position: relative; display: flex; flex-direction: column; padding-left: 40px; counter-increment: ok; color: var(--ink-2); font-size: .95rem; }
.ok-steps li::before { content: counter(ok); position: absolute; left: 0; top: 0; display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--paper); border: 1.5px solid var(--line); color: var(--ink); font-weight: 700; font-size: .82rem; }
.ok-steps b { color: var(--ink); }
.ok-wait { padding: 18px; border-radius: 16px; background: var(--paper); }
.ok-wait-h { margin: 0 0 10px; font-weight: 750; color: var(--ink); }
.ok-links { display: grid; gap: 8px; }
.ok-links a { display: flex; gap: 12px; align-items: flex-start; padding: 12px 14px; border-radius: 12px; background: #fff; border: 1.5px solid var(--line); color: var(--ink-2); text-decoration: none; font-size: .9rem; line-height: 1.45; transition: border-color .15s; }
.ok-links a:hover { border-color: var(--violet); color: var(--ink-2); }
.ok-links .ico { margin-top: 2px; color: var(--violet); }
.ok-links b { display: block; color: var(--ink); font-size: .97rem; }
.ok-again { margin: 18px 0 0; font-size: .93rem; }