/*
Theme Name: TagStockAI
Theme URI: https://tagstockai.stupanel.com
Author: Md. Faisal
Description: Fast custom theme for the TagStockAI metadata generator.
Version: 0.2.0
Requires PHP: 7.4
Text Domain: tagstockai
*/

:root {
	--c-accent: #059669;
	--c-accent-2: #10b981;
	--c-accent-ink: #065f46;
	--c-accent-soft: #e7f7f0;
	--c-bg: #ffffff;
	--c-bg-2: #f5f8f6;
	--c-card: #ffffff;
	--c-line: #e2e9e5;
	--c-text: #0e1a15;
	--c-text-2: #43534c;
	--c-text-3: #74847d;
	--shadow: 0 1px 2px rgba(14, 26, 21, .05), 0 10px 30px -14px rgba(14, 26, 21, .18);
	--radius: 16px;
	--font: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
	--mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
	color-scheme: light;
}

html[data-theme="dark"] {
	--c-accent: #10b981;
	--c-accent-2: #34d399;
	--c-accent-ink: #a7f3d0;
	--c-accent-soft: rgba(16, 185, 129, .12);
	--c-bg: #0a110e;
	--c-bg-2: #0f1814;
	--c-card: #121d18;
	--c-line: #1f2e27;
	--c-text: #e8f1ec;
	--c-text-2: #a8b8b0;
	--c-text-3: #74867d;
	--shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 32px -16px rgba(0, 0, 0, .6);
	color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
	margin: 0;
	background: var(--c-bg);
	color: var(--c-text);
	font-family: var(--font);
	font-size: 16px;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	transition: background-color .25s ease, color .25s ease;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--c-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -0.02em; }
p { margin: 0 0 1em; }
button { font: inherit; }

.tsai-skip { position: absolute; left: -999px; top: 8px; background: var(--c-accent); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.tsai-skip:focus { left: 16px; }

.tsai-wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.tsai-wrap--wide { max-width: 1320px; }
.tsai-wrap--narrow { max-width: 820px; }
.tsai-muted { color: var(--c-text-3); }

/* Buttons */
.tsai-btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	padding: 12px 22px; border-radius: 12px; font-weight: 700; font-size: 15px;
	border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, background .2s ease, box-shadow .2s ease;
	text-decoration: none !important;
}
.tsai-btn--sm { padding: 8px 16px; font-size: 14px; border-radius: 10px; }
.tsai-btn--primary { background: var(--c-accent); color: #fff; box-shadow: 0 6px 18px -8px rgba(5, 150, 105, .7); }
.tsai-btn--primary:hover { background: var(--c-accent-ink); transform: translateY(-1px); }
html[data-theme="dark"] .tsai-btn--primary { color: #04130d; }
html[data-theme="dark"] .tsai-btn--primary:hover { background: var(--c-accent-2); }
.tsai-btn--light { background: #fff; color: #065f46; }
.tsai-btn--light:hover { transform: translateY(-1px); }
.tsai-icon-btn {
	width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--c-line);
	background: var(--c-card); color: var(--c-text); display: inline-grid; place-items: center; cursor: pointer;
}
.tsai-icon-btn svg { width: 20px; height: 20px; }
.tsai-icon-btn:hover { border-color: var(--c-accent); color: var(--c-accent); }
.i-moon { display: none; }
html[data-theme="dark"] .i-sun { display: none; }
html[data-theme="dark"] .i-moon { display: block; }

/* Header */
.tsai-header {
	position: sticky; top: 0; z-index: 50;
	background: color-mix(in srgb, var(--c-bg) 82%, transparent);
	backdrop-filter: saturate(1.6) blur(14px); -webkit-backdrop-filter: saturate(1.6) blur(14px);
	border-bottom: 1px solid transparent; transition: border-color .2s ease;
}
.tsai-header.is-scrolled { border-bottom-color: var(--c-line); }
.tsai-header__inner { display: flex; align-items: center; gap: 24px; height: 68px; }
.tsai-logo { display: inline-flex; align-items: center; gap: 10px; color: var(--c-text); text-decoration: none !important; }
.tsai-logo__mark { width: 32px; height: 32px; color: var(--c-accent); }
.tsai-logo__text { font-weight: 800; font-size: 19px; letter-spacing: -0.03em; }
.tsai-logo__text span { color: var(--c-accent); }
.tsai-nav { display: flex; gap: 4px; margin-left: 12px; }
.tsai-nav a { color: var(--c-text-2); font-weight: 600; font-size: 15px; padding: 8px 12px; border-radius: 9px; text-decoration: none; }
.tsai-nav a:hover { color: var(--c-text); background: var(--c-bg-2); }
.tsai-header__actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.tsai-menu-btn { display: none; }

/* Hero */
.tsai-hero {
	position: relative; overflow: hidden; padding: 56px 0 28px; text-align: center;
	background:
		radial-gradient(60% 70% at 50% 0%, color-mix(in srgb, var(--c-accent) 16%, transparent) 0%, transparent 70%),
		var(--c-bg);
}
.tsai-hero::before {
	content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
	background-image: linear-gradient(var(--c-line) 1px, transparent 1px), linear-gradient(90deg, var(--c-line) 1px, transparent 1px);
	background-size: 44px 44px;
	mask-image: radial-gradient(70% 60% at 50% 10%, #000 20%, transparent 75%);
	-webkit-mask-image: radial-gradient(70% 60% at 50% 10%, #000 20%, transparent 75%);
}
.tsai-hero__inner { position: relative; max-width: 860px; }
.tsai-eyebrow {
	display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 99px;
	background: var(--c-card); border: 1px solid var(--c-line); font-size: 13px; font-weight: 600; color: var(--c-text-2); margin-bottom: 20px;
}
.tsai-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--c-accent-2); box-shadow: 0 0 0 4px var(--c-accent-soft); }
.tsai-hero h1 { font-size: clamp(32px, 5.4vw, 56px); font-weight: 800; letter-spacing: -0.035em; margin-bottom: 16px; }
.tsai-hl { background: linear-gradient(100deg, var(--c-accent) 0%, var(--c-accent-2) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.tsai-hero__sub { font-size: clamp(16px, 2vw, 18px); color: var(--c-text-2); max-width: 680px; margin: 0 auto 26px; }
.tsai-stats { list-style: none; margin: 0 auto; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.tsai-stats li { background: var(--c-card); border: 1px solid var(--c-line); border-radius: 12px; padding: 9px 16px; display: flex; gap: 6px; align-items: baseline; font-size: 14px; }
.tsai-stats strong { font-weight: 800; color: var(--c-accent); }
.tsai-stats span { color: var(--c-text-2); }

/* Sections */
.tsai-section { padding: 80px 0; }
.tsai-section--tool { padding: 20px 0 64px; }
.tsai-section--alt { background: var(--c-bg-2); border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); }
.tsai-section__head { text-align: center; max-width: 680px; margin: 0 auto 44px; }
.tsai-section__head h2 { font-size: clamp(26px, 3.6vw, 38px); font-weight: 800; }
.tsai-section__head p { color: var(--c-text-2); }
.tsai-kicker { display: inline-block; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--c-accent); margin-bottom: 10px !important; }

.tsai-steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: s; }
.tsai-steps li { position: relative; background: var(--c-card); border: 1px solid var(--c-line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.tsai-steps__n { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--c-accent-soft); color: var(--c-accent); font-weight: 800; margin-bottom: 14px; }
.tsai-steps h3 { font-size: 17px; }
.tsai-steps p { color: var(--c-text-2); font-size: 15px; margin: 0; }

.tsai-platforms { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.tsai-platform { background: var(--c-card); border: 1px solid var(--c-line); border-radius: 14px; padding: 18px; transition: border-color .2s ease, transform .2s ease; }
.tsai-platform:hover { border-color: var(--c-accent); transform: translateY(-2px); }
.tsai-platform h3 { font-size: 16px; margin-bottom: 6px; }
.tsai-platform p { font-size: 13.5px; color: var(--c-text-2); margin: 0; line-height: 1.5; }

.tsai-features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tsai-feature { padding: 22px; border-radius: var(--radius); border: 1px solid var(--c-line); background: var(--c-card); }
.tsai-feature h3 { font-size: 16px; display: flex; align-items: center; gap: 10px; }
.tsai-feature h3::before { content: ""; width: 8px; height: 8px; border-radius: 3px; background: var(--c-accent-2); flex: none; }
.tsai-feature p { color: var(--c-text-2); font-size: 14.5px; margin: 0; }
.tsai-honest { margin-top: 28px; padding: 18px 22px; border-radius: 14px; background: var(--c-accent-soft); border: 1px solid color-mix(in srgb, var(--c-accent) 30%, transparent); display: flex; gap: 14px; align-items: baseline; flex-wrap: wrap; }
.tsai-honest strong { color: var(--c-accent-ink); }
.tsai-honest p { margin: 0; color: var(--c-text-2); flex: 1 1 400px; }

.tsai-faq details { background: var(--c-card); border: 1px solid var(--c-line); border-radius: 14px; margin-bottom: 10px; overflow: hidden; }
.tsai-faq summary { cursor: pointer; list-style: none; padding: 18px 52px 18px 22px; font-weight: 700; position: relative; }
.tsai-faq summary::-webkit-details-marker { display: none; }
.tsai-faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 22px; color: var(--c-accent); transition: transform .2s ease; }
.tsai-faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.tsai-faq details p { padding: 0 22px 18px; margin: 0; color: var(--c-text-2); }

.tsai-cta { text-align: center; padding: 56px 24px; border-radius: 24px; color: #fff; background: radial-gradient(80% 120% at 0% 0%, #10b981 0%, #047857 55%, #064e3b 100%); }
.tsai-cta h2 { font-size: clamp(26px, 3.6vw, 36px); font-weight: 800; }
.tsai-cta p { opacity: .9; margin-bottom: 22px; }

/* Footer */
.tsai-footer {
	--f-text: #e6f2ec; --f-text-2: #a9bfb4; --f-text-3: #77908a; --f-line: rgba(255, 255, 255, .09);
	position: relative; overflow: hidden; color: var(--f-text); padding: 0 0 26px; margin-top: 40px;
	background: radial-gradient(70% 60% at 85% 0%, rgba(16, 185, 129, .18) 0%, transparent 60%), radial-gradient(50% 50% at 0% 100%, rgba(16, 185, 129, .1) 0%, transparent 60%), #06140f;
}
.tsai-footer::before {
	content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .35;
	background-image: linear-gradient(var(--f-line) 1px, transparent 1px), linear-gradient(90deg, var(--f-line) 1px, transparent 1px);
	background-size: 44px 44px; mask-image: linear-gradient(180deg, #000, transparent 70%); -webkit-mask-image: linear-gradient(180deg, #000, transparent 70%);
}
.tsai-footer .tsai-wrap { position: relative; }
.tsai-footer__cta {
	display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
	padding: 44px 0 40px; border-bottom: 1px solid var(--f-line); margin-bottom: 44px;
}
.tsai-footer__cta h2 { font-size: clamp(22px, 3vw, 30px); font-weight: 800; letter-spacing: -0.02em; color: #fff; margin: 0 0 6px; }
.tsai-footer__cta p { color: var(--f-text-2); margin: 0; }
.tsai-footer__btn {
	display: inline-flex; align-items: center; gap: 10px; padding: 14px 24px; border-radius: 14px; font-weight: 700; text-decoration: none;
	color: #04130d; background: linear-gradient(135deg, #34d399, #10b981); box-shadow: 0 10px 30px -10px rgba(16, 185, 129, .7); transition: transform .2s ease, box-shadow .2s ease;
}
.tsai-footer__btn svg { width: 18px; height: 18px; transition: transform .2s ease; }
.tsai-footer__btn:hover { transform: translateY(-2px); box-shadow: 0 14px 34px -10px rgba(16, 185, 129, .85); color: #04130d; }
.tsai-footer__btn:hover svg { transform: translateX(3px); }
.tsai-footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 36px; }
.tsai-footer .tsai-logo { color: #fff; }
.tsai-footer .tsai-logo__mark { color: #10b981; }
.tsai-footer__brand p { color: var(--f-text-2); font-size: 14.5px; margin: 14px 0 18px; max-width: 320px; }
.tsai-footer__badges { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 9px; }
.tsai-footer__badges li { display: flex; align-items: center; gap: 9px; font-size: 13.5px; color: var(--f-text-2); }
.tsai-footer__badges svg { width: 17px; height: 17px; color: #34d399; flex: none; }
.tsai-footer h3 { font-size: 12.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: #34d399; margin: 4px 0 16px; }
.tsai-footer ul { list-style: none; padding: 0; margin: 0; }
.tsai-footer nav li { margin-bottom: 10px; }
.tsai-footer nav li a { display: inline-flex; align-items: center; gap: 8px; color: var(--f-text-2); font-size: 14.5px; text-decoration: none; transition: color .15s ease, transform .15s ease; }
.tsai-footer nav li a:hover { color: #fff; transform: translateX(3px); }
.tsai-pill { font-size: 10.5px; font-weight: 700; letter-spacing: .04em; padding: 2px 7px; border-radius: 99px; color: #6ee7b7; background: rgba(16, 185, 129, .14); border: 1px solid rgba(16, 185, 129, .25); }
.tsai-footer__bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px 20px; margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--f-line); font-size: 13.5px; color: var(--f-text-3); }
.tsai-footer__credit strong { color: var(--f-text); font-weight: 700; }
.tsai-footer__top { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; color: var(--f-text); border: 1px solid var(--f-line); background: rgba(255, 255, 255, .04); transition: background .2s ease, color .2s ease; }
.tsai-footer__top svg { width: 18px; height: 18px; }
.tsai-footer__top:hover { background: #10b981; color: #04130d; }

/* Generic pages */
.tsai-page { padding: 56px 0 80px; }
.tsai-prose { max-width: 760px; }
.tsai-prose h1 { font-size: clamp(30px, 4vw, 42px); }
.tsai-post-card { padding: 20px 0; border-bottom: 1px solid var(--c-line); }
.tsai-notice { padding: 20px; border-radius: 14px; border: 1px dashed var(--c-line); text-align: center; color: var(--c-text-2); }

@media (max-width: 1024px) {
	.tsai-steps, .tsai-features { grid-template-columns: repeat(2, 1fr); }
	.tsai-platforms { grid-template-columns: repeat(3, 1fr); }
	.tsai-footer__grid { grid-template-columns: 1fr 1fr 1fr; }
	.tsai-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 860px) {
	.tsai-menu-btn { display: inline-grid; }
	.tsai-nav {
		position: absolute; top: 68px; left: 0; right: 0; margin: 0; flex-direction: column; gap: 0;
		background: var(--c-bg); border-bottom: 1px solid var(--c-line); padding: 8px 16px 16px; display: none;
	}
	.tsai-nav.is-open { display: flex; }
	.tsai-nav a { padding: 12px; }
}
@media (max-width: 640px) {
	.tsai-hide-sm { display: none; }
	.tsai-hero { padding: 40px 0 20px; }
	.tsai-section { padding: 56px 0; }
	.tsai-steps, .tsai-features { grid-template-columns: 1fr; }
	.tsai-platforms { grid-template-columns: 1fr 1fr; }
	.tsai-footer__grid { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
	.tsai-footer__cta { padding: 34px 0 30px; margin-bottom: 32px; }
	.tsai-footer__btn { width: 100%; justify-content: center; }
	.tsai-footer__bottom { flex-direction: column; align-items: flex-start; position: relative; padding-right: 50px; }
	.tsai-footer__top { position: absolute; right: 0; top: 22px; }
	.tsai-wrap { padding: 0 16px; }
}
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	* { transition: none !important; }
}

/* v0.2: focused homepage + inner pages */
.tsai-nav a.is-active { color: var(--c-accent); background: var(--c-accent-soft); }
.tsai-hero--compact { padding: 40px 0 8px; }
.tsai-hero--compact h1 { font-size: clamp(28px, 4.4vw, 46px); margin-bottom: 12px; }
.tsai-hero--compact .tsai-hero__sub { margin-bottom: 0; }
.tsai-quick { padding: 22px 0 6px; }
.tsai-quick__list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; counter-reset: none; }
.tsai-quick__list li { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; border-radius: 16px; background: var(--c-card); border: 1px solid var(--c-line); }
.tsai-quick__list strong { display: block; font-size: 15px; font-weight: 700; margin-bottom: 2px; }
.tsai-quick__list span { font-size: 13.5px; color: var(--c-text-2); line-height: 1.45; }
.tsai-quick__list b { color: var(--c-text); font-weight: 700; }
.tsai-quick__n { flex: 0 0 30px; height: 30px; border-radius: 10px; display: grid; place-items: center; font-weight: 800; font-size: 14px; color: #fff !important; background: var(--c-accent); }
.tsai-tool-note { text-align: center; color: var(--c-text-2); font-size: 14px; margin: 18px 0 0; }
.tsai-pagehead {
	position: relative; text-align: center; padding: 56px 0 12px;
	background: radial-gradient(60% 80% at 50% 0%, color-mix(in srgb, var(--c-accent) 14%, transparent) 0%, transparent 70%), var(--c-bg);
}
.tsai-pagehead h1 { font-size: clamp(28px, 4.4vw, 46px); font-weight: 800; letter-spacing: -0.03em; max-width: 820px; margin: 0 auto 12px; }
.tsai-pagehead p:not(.tsai-kicker) { color: var(--c-text-2); max-width: 640px; margin: 0 auto; font-size: clamp(15px, 2vw, 17px); }
.tsai-pagehead + .tsai-section { padding-top: 36px; }
.tsai-section--cta { padding-top: 0; }
@media (max-width: 860px) {
	.tsai-quick__list { grid-template-columns: 1fr; gap: 8px; }
	.tsai-quick__list li { padding: 11px 14px; align-items: center; }
}
@media (max-width: 640px) {
	.tsai-hero--compact { padding: 26px 0 4px; }
	.tsai-hero--compact .tsai-eyebrow { margin-bottom: 12px; }
	.tsai-hero--compact .tsai-hero__sub { font-size: 15px; }
	.tsai-quick { padding-top: 16px; }
	.tsai-section--tool { padding-top: 14px; }
	.tsai-pagehead { padding: 36px 0 4px; }
}