/*
Theme Name: AeroData AI
Theme URI: https://aerodataai.com
Author: AeroData AI
Author URI: https://aerodataai.com
Description: A quiet-luxury, ultra-modern dark theme for AeroData AI — autonomous lead enrichment for high-performance sales teams. Inspired by Linear and Vercel: jet-black canvas, a single electric-blue highlight, refined system typography, and zero external dependencies.
Version: 1.1.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: aerodata-ai
Tags: business, one-column, custom-menu, full-width-template, dark-mode
*/

/* =========================================================
   1. DESIGN TOKENS (CSS Custom Properties)
   ========================================================= */
:root {
    /* Refined palette — jet black canvas + a single electric-blue highlight */
    --color-bg:            #0B0F19; /* Jet black — primary canvas */
    --color-bg-elevated:   #0E1422; /* Slightly raised surfaces */
    --color-surface:       #111827; /* Cards / panels */
    --color-terminal:      #020617; /* Code block background */
    --color-border:        #1E293B; /* Muted border */
    --color-border-strong: #2A3850;

    --color-text:          #F8FAFC; /* Primary text */
    --color-text-muted:    #94A3B8; /* Secondary / mono text */
    --color-slate:         #64748B; /* Slate grey — tertiary / captions */

    --color-accent:        #60A5FA; /* Electric blue — the single highlight */
    --color-accent-hover:  #3B82F6;
    --color-accent-soft:   rgba(96, 165, 250, 0.10);
    --color-accent-glow:   rgba(96, 165, 250, 0.35);

    /* Typography — premium system stack (SF Pro Display → Inter → system-ui) */
    --font-sans: -apple-system, "SF Pro Display", BlinkMacSystemFont, "Inter",
                 "Segoe UI", system-ui, Roboto, Helvetica, Arial, sans-serif,
                 "Apple Color Emoji", "Segoe UI Emoji";
    --font-mono: "SF Mono", ui-monospace, SFMono-Regular, Menlo, "Roboto Mono",
                 Consolas, "Liberation Mono", monospace;

    /* Fluid type scale */
    --fs-display:  clamp(2.5rem, 1.55rem + 4.2vw, 4.5rem);
    --fs-h2:       clamp(1.75rem, 1.25rem + 2.2vw, 2.625rem);
    --fs-h3:       clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
    --fs-lead:     clamp(1.0625rem, 0.95rem + 0.55vw, 1.3125rem);
    --fs-base:     1rem;
    --fs-sm:       0.9375rem;
    --fs-xs:       0.8125rem;

    /* Spacing & rhythm */
    --space-section: clamp(3.5rem, 2.5rem + 4vw, 6.5rem);
    --radius-sm: 8px;
    --radius:    14px;
    --radius-lg: 20px;
    --radius-pill: 999px;

    /* Layout */
    --container: 1180px;
    --container-narrow: 760px;
    --gutter: clamp(1.25rem, 0.8rem + 2vw, 2.5rem);

    /* Effects */
    --shadow-card: 0 1px 2px rgba(2, 6, 23, 0.5),
                   0 16px 40px -20px rgba(2, 6, 23, 0.8);
    /* Neon glow used on card hover */
    --shadow-glow: 0 0 0 1px var(--color-accent-glow),
                   0 0 28px -6px var(--color-accent-glow),
                   0 18px 48px -22px rgba(2, 6, 23, 0.9);
    --transition: 220ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================================================
   2. MODERN RESET
   ========================================================= */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: 6rem;
}

body {
    min-height: 100vh;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: var(--fs-base);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

img,
picture,
svg,
video {
    display: block;
    max-width: 100%;
    height: auto;
}

h1, h2, h3, h4 {
    line-height: 1.08;
    font-weight: 600;
    letter-spacing: -0.025em;
    text-wrap: balance;
}

p {
    text-wrap: pretty;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

ul,
ol {
    list-style: none;
}

button,
input,
textarea {
    font: inherit;
    color: inherit;
}

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

::selection {
    background: var(--color-accent);
    color: #04101F;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* =========================================================
   3. LAYOUT PRIMITIVES
   ========================================================= */
.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--gutter);
}

.container--narrow {
    max-width: var(--container-narrow);
}

.section {
    padding-block: var(--space-section);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
}

.eyebrow::before {
    content: "";
    width: 1.5rem;
    height: 1px;
    background: var(--color-accent);
    opacity: 0.55;
}

.section__head {
    max-width: 46rem;
    margin-bottom: clamp(2.25rem, 1.5rem + 2.5vw, 3.5rem);
}

.section__head .eyebrow {
    margin-bottom: 1rem;
}

.section__title {
    font-size: var(--fs-h2);
}

.section__subtitle {
    margin-top: 1rem;
    font-size: var(--fs-lead);
    color: var(--color-text-muted);
    line-height: 1.55;
}

/* =========================================================
   4. BUTTONS
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8125rem 1.5rem;
    font-size: var(--fs-sm);
    font-weight: 600;
    letter-spacing: -0.01em;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform var(--transition), background var(--transition),
                box-shadow var(--transition), border-color var(--transition),
                color var(--transition);
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn--primary {
    background: var(--color-accent);
    color: #04101F;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15) inset,
                0 8px 24px -10px var(--color-accent-glow);
}

.btn--primary:hover {
    background: var(--color-accent-hover);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15) inset,
                0 14px 36px -12px var(--color-accent-glow);
}

.btn--ghost {
    background: rgba(255, 255, 255, 0.02);
    color: var(--color-text);
    border-color: var(--color-border-strong);
}

.btn--ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-soft);
}

/* =========================================================
   5. SITE HEADER / NAVIGATION
   ========================================================= */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 15, 25, 0.7);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid var(--color-border);
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 4.25rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    font-weight: 600;
    font-size: 1.125rem;
    letter-spacing: -0.03em;
    color: var(--color-text);
}

.brand__mark {
    display: grid;
    place-items: center;
    width: 1.875rem;
    height: 1.875rem;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--color-accent), #2563EB);
    box-shadow: 0 4px 14px -4px var(--color-accent-glow);
    flex-shrink: 0;
}

.brand__mark svg { width: 1rem; height: 1rem; }

.brand__name span { color: var(--color-accent); }

.brand:hover { color: var(--color-text); }

.nav-cta { display: inline-flex; }

/* =========================================================
   6. HERO
   ========================================================= */
.hero {
    position: relative;
    padding-block: clamp(3rem, 2rem + 4vw, 5.5rem) clamp(3rem, 2rem + 4vw, 5rem);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(48rem 30rem at 15% -10%, var(--color-accent-soft), transparent 70%),
        radial-gradient(40rem 26rem at 100% 0%, rgba(37, 99, 235, 0.10), transparent 70%);
}

.hero__grid {
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(to right, rgba(148, 163, 184, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 70% at 20% 5%, #000 20%, transparent 72%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 20% 5%, #000 20%, transparent 72%);
}

.hero__inner {
    max-width: 54rem;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.875rem;
    margin-bottom: 1.75rem;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--color-text-muted);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
}

.hero__badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 0 4px var(--color-accent-soft);
}

.hero__title {
    max-width: 18ch;
    font-size: var(--fs-display);
    font-weight: 600;
    letter-spacing: -0.035em;
    color: #FFFFFF;
}

.hero__title .accent {
    color: var(--color-accent);
}

.hero__subtitle {
    max-width: 42rem;
    margin-top: 1.5rem;
    font-size: var(--fs-lead);
    color: var(--color-text-muted);
    line-height: 1.6;
}

.hero__subtitle strong {
    color: var(--color-text);
    font-weight: 600;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
    margin-top: 2.25rem;
}

/* Mono proof line — raw, technical, no marketing fluff */
.hero__proof {
    margin-top: 2.25rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--color-slate);
    letter-spacing: 0.01em;
}

.hero__proof b {
    color: var(--color-text-muted);
    font-weight: 500;
}

.hero__proof .sep {
    color: var(--color-border-strong);
    padding-inline: 0.6rem;
}

/* =========================================================
   7. SPLIT TERMINAL BLOCK  (replaces the old feature grid)
   ========================================================= */
.split {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: clamp(2rem, 1rem + 4vw, 4rem);
    align-items: center;
}

.split__intro .section__title {
    max-width: 16ch;
}

.split__lead {
    margin-top: 1rem;
    font-size: var(--fs-lead);
    color: var(--color-text-muted);
    line-height: 1.55;
    max-width: 34rem;
}

/* Technical feature cards — neon glow border on hover */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 2rem;
}

.feature-card {
    display: flex;
    gap: 0.9rem;
    align-items: flex-start;
    padding: 1.05rem 1.15rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: transform var(--transition), border-color var(--transition),
                box-shadow var(--transition), background var(--transition);
}

.feature-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-accent);
    background: var(--color-bg-elevated);
    box-shadow: var(--shadow-glow);
}

.feature-card__icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 9px;
    color: var(--color-accent);
    background: var(--color-accent-soft);
    border: 1px solid var(--color-accent-glow);
}

.feature-card__icon svg { width: 1.15rem; height: 1.15rem; }

.feature-card__title {
    font-size: var(--fs-sm);
    font-weight: 600;
}

.feature-card__text {
    margin-top: 0.2rem;
    font-size: var(--fs-xs);
    color: var(--color-slate);
    line-height: 1.5;
}

/* --- Mock API terminal --- */
.terminal-wrap {
    position: relative;
}

.terminal-wrap::before {
    content: "";
    position: absolute;
    inset: -14% -10% -10% -10%;
    z-index: -1;
    background: radial-gradient(55% 55% at 75% 10%, var(--color-accent-soft), transparent 72%);
    filter: blur(10px);
}

.terminal {
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background: var(--color-terminal);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.terminal:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-glow);
}

.terminal__bar {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.015);
}

.terminal__dots {
    display: flex;
    gap: 0.4rem;
}

.terminal__dots i {
    display: block;
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--color-border-strong);
}

.terminal__route {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--color-slate);
    margin-left: 0.35rem;
}

.terminal__method {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    background: var(--color-accent-soft);
    border: 1px solid var(--color-accent-glow);
    border-radius: var(--radius-pill);
    padding: 0.15rem 0.55rem;
}

.terminal__body {
    margin: 0;
    padding: 1.25rem 1.35rem;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    line-height: 1.75;
    color: var(--color-text-muted);
    overflow-x: auto;
    tab-size: 2;
}

.terminal__body code { font-family: inherit; }

/* Minimal, restrained syntax accents — electric blue carries the meaning */
.tok-cmd    { color: var(--color-slate); }
.tok-flag   { color: var(--color-text-muted); }
.tok-key    { color: var(--color-slate); }
.tok-str    { color: var(--color-text-muted); }
.tok-num    { color: var(--color-accent); }
.tok-bool   { color: var(--color-accent); }
.tok-punct  { color: #475569; }
.tok-hi     { color: var(--color-accent); font-weight: 600; }
.tok-comment{ color: #475569; font-style: italic; }

.caret {
    display: inline-block;
    width: 0.5rem;
    height: 1rem;
    vertical-align: -0.15rem;
    background: var(--color-accent);
    animation: aerodata-blink 1.1s steps(1) infinite;
}

@keyframes aerodata-blink {
    0%, 50%  { opacity: 1; }
    50.01%, 100% { opacity: 0; }
}

/* =========================================================
   8. CTA SECTION
   ========================================================= */
.cta-card {
    position: relative;
    overflow: hidden;
    text-align: center;
    padding: clamp(2.5rem, 1.5rem + 5vw, 4.75rem) var(--gutter);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background:
        radial-gradient(38rem 18rem at 50% 0%, var(--color-accent-soft), transparent 70%),
        linear-gradient(180deg, var(--color-bg-elevated), var(--color-surface));
    box-shadow: var(--shadow-card);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.cta-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
}

.cta-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(180deg, var(--color-accent-glow), transparent 55%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.cta-card__title {
    max-width: 20ch;
    margin-inline: auto;
    font-size: var(--fs-h2);
}

.cta-card__text {
    max-width: 44rem;
    margin: 1.25rem auto 0;
    font-size: var(--fs-lead);
    color: var(--color-text-muted);
    line-height: 1.6;
}

.cta-card__text strong { color: var(--color-text); font-weight: 600; }

.cta-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
    justify-content: center;
    margin-top: 2.25rem;
}

.cta-card__email {
    font-family: var(--font-mono);
    font-weight: 500;
    color: var(--color-accent);
    white-space: nowrap;
    border-bottom: 1px solid var(--color-accent-glow);
}

.cta-card__email:hover { color: var(--color-accent-hover); }

/* =========================================================
   9. BLOG / INDEX FALLBACK
   ========================================================= */
.post-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 22rem), 1fr));
    gap: 1.5rem;
}

.post-card {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: border-color var(--transition), transform var(--transition),
                box-shadow var(--transition);
}

.post-card:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
}

.post-card__meta {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.post-card__title {
    font-size: var(--fs-h3);
}

.post-card__title a:hover { color: var(--color-accent); }

.post-card__excerpt {
    color: var(--color-text-muted);
    font-size: var(--fs-sm);
}

.read-more {
    margin-top: auto;
    padding-top: 0.5rem;
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--color-accent);
}

.page-title {
    font-size: var(--fs-h2);
    margin-bottom: 2.5rem;
}

.no-content {
    text-align: center;
    color: var(--color-text-muted);
    padding-block: var(--space-section);
}

/* Pagination */
.pagination {
    margin-top: 3rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.pagination .page-numbers {
    display: inline-grid;
    place-items: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding-inline: 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: var(--fs-sm);
    transition: var(--transition);
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-soft);
}

/* =========================================================
   10. SITE FOOTER
   ========================================================= */
.site-footer {
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-elevated);
    padding-block: 2.5rem;
}

.site-footer__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.site-footer__brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--color-text);
}

.site-footer__copy {
    font-size: var(--fs-sm);
    color: var(--color-slate);
}

.site-footer__links {
    display: flex;
    gap: 1.5rem;
    font-size: var(--fs-sm);
}

.site-footer__links a {
    color: var(--color-text-muted);
}

.site-footer__links a:hover { color: var(--color-accent); }

/* =========================================================
   11. ACCESSIBILITY HELPERS
   ========================================================= */
.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    z-index: 1000;
    padding: 0.75rem 1.25rem;
    background: var(--color-accent);
    color: #04101F;
    font-weight: 600;
    border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
    left: 0;
}

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    width: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    word-wrap: normal !important;
}

/* =========================================================
   12. RESPONSIVE
   ========================================================= */
@media (max-width: 880px) {
    .split {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .split__intro .section__title,
    .split__lead {
        max-width: none;
    }
}

@media (max-width: 600px) {
    .nav-cta .btn-label-long { display: none; }

    .site-footer__inner {
        flex-direction: column;
        text-align: center;
    }

    .hero__actions,
    .cta-card__actions {
        flex-direction: column;
    }

    .hero__actions .btn,
    .cta-card__actions .btn {
        width: 100%;
    }

    .hero__proof .sep { padding-inline: 0.4rem; }
}