/*
Theme Name: airesearchmy-child
Template: inkbridge-theme
Version: 1.0.5
Description: Marketing site for ai.research.my
*/

/* ===== Design Tokens ===== */
:root {
    --bg-black: #000000;
    --bg-dark: #0C0C0C;
    --bg-card: #111111;
    --bg-elevated: #1A1A1A;
    --border: #222222;
    --border-light: #333333;
    --text-white: #FFFFFF;
    --text-gray: #999999;
    --text-muted: #666666;
    --text-dim: #444444;
    --accent-teal: #0EA5E9;
    --accent-blue: #4B7BF5;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;
    --pad-x: 60px;
    --max-w: 1440px;
}

/* ===== Base Reset ===== */
body { background: #000 !important; margin: 0 !important; padding: 0 !important; }
.wp-block-post-content { max-width: none !important; padding: 0 !important; margin: 0 !important; }
.wp-block-post-content p,
.wp-block-post-content h1,
.wp-block-post-content h2,
.wp-block-post-content h3,
.wp-block-post-content h4,
.wp-block-post-content h5,
.wp-block-post-content h6,
.wp-block-post-content hr,
.wp-block-post-content pre,
.wp-block-post-content img,
.wp-block-post-content figure,
.wp-block-post-content blockquote,
.wp-block-post-content ul,
.wp-block-post-content ol { margin: 0 !important; }
.wp-site-blocks { padding: 0 !important; }
.wp-site-blocks > * + * { margin-block-start: 0 !important; }

.arm-page {
    background: var(--bg-black);
    color: var(--text-white);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
    overflow-x: hidden;
    max-width: var(--max-w);
    margin: 0 auto;
}
.arm-page *, .arm-page *::before, .arm-page *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
/* Kill block-theme heading/element margins with high specificity */
.arm-page h1, .arm-page h2, .arm-page h3, .arm-page h4, .arm-page h5, .arm-page h6,
.arm-page p, .arm-page hr, .arm-page pre, .arm-page figure, .arm-page blockquote,
.arm-page ul, .arm-page ol, .arm-page img {
    margin: 0 !important;
}
.wp-block-post-content .arm-page h1,
.wp-block-post-content .arm-page h2,
.wp-block-post-content .arm-page h3,
.wp-block-post-content .arm-page h4,
.wp-block-post-content .arm-page h5,
.wp-block-post-content .arm-page h6,
.wp-block-post-content .arm-page p,
.wp-block-post-content .arm-page hr,
.wp-block-post-content .arm-page pre {
    margin: 0 !important;
}
.arm-page img { max-width: 100%; height: auto; display: block; }
.arm-page a { color: inherit; text-decoration: none; }

/* ===== Shared: Section Label ===== */
.arm-section-label {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
    display: block;
}

/* ===== Shared: Headlines ===== */
.arm-headline {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: -2px;
    line-height: 1.0;
}
.arm-headline--xl { font-size: 82px; line-height: 0.95; }
.arm-headline--lg { font-size: 64px; }
.arm-headline--md { font-size: 52px; line-height: 1.05; }
.arm-headline--sm { font-size: 48px; line-height: 1.1; }
.arm-headline--sec { font-size: 32px; letter-spacing: 1px; }
.arm-headline--sub { font-size: 28px; letter-spacing: -1px; }

/* ===== Shared: Body Text ===== */
.arm-body { font-family: var(--font-body); font-size: 18px; font-weight: 400; color: var(--text-gray); line-height: 1.6; }
.arm-body--sm { font-size: 17px; line-height: 1.7; }
.arm-body--xs { font-size: 16px; line-height: 1.7; }

/* ===== Shared: Rule & Divider ===== */
.arm-rule { width: 80px; height: 3px; background: var(--text-white); border: none; display: block; }
.arm-divider { width: 100%; height: 1px; background: var(--border); border: none; display: block; }

/* ===== Shared: Buttons ===== */
.arm-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 18px 40px;
    cursor: pointer;
    transition: opacity 0.2s;
    text-decoration: none;
}
.arm-btn:hover { opacity: 0.85; }
.arm-btn--primary {
    background: var(--text-white);
    color: var(--bg-black) !important;
}
.arm-btn--secondary {
    background: transparent;
    color: var(--text-white);
    border: 1px solid var(--border-light);
}
.arm-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 2px;
    text-transform: uppercase;
}
.arm-link:hover { opacity: 0.7; }

/* ===== Header ===== */
.arm-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px var(--pad-x);
    position: relative;
}
.arm-header__logo {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 3px;
    text-decoration: none;
}
.arm-header__nav {
    display: flex;
    gap: 40px;
    align-items: center;
}
.arm-header__nav a {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-gray);
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: color 0.2s;
    text-decoration: none;
}
.arm-header__nav a:hover,
.arm-header__nav a.active { color: var(--text-white); }
.arm-header__cta {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 12px 28px;
    border: 1px solid var(--text-white);
    display: inline-block;
    text-decoration: none;
    transition: 0.2s;
}
.arm-header__cta:hover { background: var(--text-white); color: var(--bg-black); }
.arm-header__toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.arm-header__toggle span { display: block; width: 24px; height: 2px; background: var(--text-white); margin: 5px 0; transition: 0.3s; }

/* ===== Hero (Landing) ===== */
.arm-hero {
    position: relative;
    padding: 0 var(--pad-x);
    height: 800px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
}
.arm-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.arm-hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
}
.arm-hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(to bottom, rgba(0,0,0,0.6) 0%, transparent 30%, rgba(0,0,0,0.7) 65%, #000 100%);
}
.arm-hero__content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding-bottom: 100px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.arm-hero__content .arm-body { max-width: 620px; }

/* ===== Platform Section ===== */
.arm-platform {
    padding: 120px var(--pad-x);
    display: flex;
    flex-direction: column;
    gap: 80px;
}
.arm-platform__row {
    display: flex;
    gap: 80px;
    align-items: flex-start;
}
.arm-platform__left {
    width: 520px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.arm-platform__left .arm-body--xs { max-width: 480px; }
.arm-platform__right {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-height: 420px;
}
.arm-platform__chat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 20px;
}
.arm-platform__chat-dot { width: 10px; height: 10px; border-radius: 50%; background: #22C55E; flex-shrink: 0; }
.arm-platform__chat-status {
    font-family: var(--font-heading);
    font-size: 10px;
    font-weight: 700;
    color: #22C55E;
    letter-spacing: 2px;
}
.arm-platform__msg { padding: 14px 20px; font-family: var(--font-body); font-size: 14px; }
.arm-platform__msg--user {
    background: var(--bg-elevated);
    border: 1px solid var(--border-light);
    color: var(--text-white);
    align-self: flex-end;
    max-width: 85%;
}
.arm-platform__msg--bot {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    color: var(--text-gray);
    align-self: flex-start;
    max-width: 90%;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.arm-platform__code {
    background: var(--bg-black);
    border: 1px solid var(--border);
    padding: 14px 16px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    color: var(--accent-teal);
    line-height: 1.6;
    white-space: pre;
    overflow-x: auto;
    margin: 0;
}
.arm-platform__meta {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
}

/* ===== Capabilities List (Landing) ===== */
.arm-cap-list {
    padding: 120px var(--pad-x);
    display: flex;
    flex-direction: column;
}
.arm-cap-list > .arm-section-label { margin-bottom: 40px; }
.arm-cap-list > .arm-divider { margin: 0; }
.arm-cap-list > .arm-numbered__head { padding: 40px 0; }

/* ===== Numbered Section ===== */
.arm-numbered {
    padding: 100px var(--pad-x);
    display: flex;
    flex-direction: column;
    gap: 60px;
}
.arm-numbered__head {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}
.arm-numbered__num {
    font-family: var(--font-heading);
    font-size: 72px;
    font-weight: 700;
    color: var(--border);
    letter-spacing: -2px;
    flex-shrink: 0;
    line-height: 1;
}
.arm-numbered__title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.arm-numbered__desc {
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.7;
    max-width: 700px;
}
.arm-numbered__features { display: flex; gap: 32px; }
.arm-numbered__feature {
    flex: 1;
    padding-top: 28px;
    border-top: 1px solid var(--border-light);
}
.arm-numbered__feature-title {
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.arm-numbered__feature-desc {
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.5;
}

/* ===== Stats Band ===== */
.arm-stats {
    display: flex;
    justify-content: space-between;
    padding: 80px var(--pad-x);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.arm-stats__item { display: flex; flex-direction: column; gap: 8px; }
.arm-stats__num {
    font-family: var(--font-heading);
    font-size: 56px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: -2px;
    line-height: 1;
}
.arm-stats__label {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ===== CTA Section ===== */
.arm-cta {
    padding: 140px var(--pad-x);
    display: flex;
    flex-direction: column;
    gap: 40px;
}
.arm-cta__headline { max-width: 800px; }
.arm-cta__body { max-width: 600px; }
.arm-cta__buttons { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; }

/* ===== Footer (Full) ===== */
.arm-footer {
    padding: 60px var(--pad-x);
    border-top: 1px solid var(--border);
}
.arm-footer__top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
}
.arm-footer__brand { max-width: 400px; }
.arm-footer__brand-name {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 3px;
    margin-bottom: 16px;
}
.arm-footer__brand-desc {
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}
.arm-footer__col-title {
    font-family: var(--font-heading);
    font-size: 10px;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.arm-footer__col a {
    display: block;
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
    text-decoration: none;
}
.arm-footer__col a:hover { color: var(--text-white); }
.arm-footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}
.arm-footer__bottom span {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 500;
    color: var(--text-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ===== Footer (Simple) ===== */
.arm-footer-simple {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 60px var(--pad-x);
    border-top: 1px solid var(--border);
}
.arm-footer-simple span {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 500;
    color: var(--text-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ===== Page Hero (text + optional image) ===== */
.arm-page-hero {
    padding: 140px var(--pad-x) 120px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}
.arm-page-hero__img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border: 1px solid var(--border);
    margin-top: 20px;
}

/* ===== Hero Image Banner ===== */
.arm-hero-banner { padding: 0 var(--pad-x); }
.arm-hero-banner img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border: 1px solid var(--border);
}

/* ===== Two Column Layout ===== */
.arm-two-col { display: flex; gap: 80px; align-items: flex-start; }
.arm-two-col--equal > * { flex: 1; }

/* ===== Principles ===== */
.arm-principles { display: flex; gap: 40px; }
.arm-principle {
    flex: 1;
    padding-top: 32px;
    border-top: 2px solid var(--text-white);
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.arm-principle__num { font-family: var(--font-heading); font-size: 14px; font-weight: 700; color: var(--text-dim); }
.arm-principle__title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.arm-principle__desc { font-family: var(--font-body); font-size: 15px; color: var(--text-gray); line-height: 1.6; }

/* ===== Cards Grid ===== */
.arm-card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.arm-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.arm-card__category {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-teal);
    letter-spacing: 2px;
    text-transform: uppercase;
}
.arm-card__title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: -1px;
}
.arm-card__desc { font-family: var(--font-body); font-size: 15px; color: var(--text-gray); line-height: 1.6; }
.arm-card__tags { display: flex; gap: 12px; flex-wrap: wrap; }
.arm-card__tag {
    padding: 6px 14px;
    border: 1px solid var(--border-light);
    font-family: var(--font-heading);
    font-size: 9px;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ===== Contact ===== */
.arm-contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 48px;
    flex: 1;
}
.arm-contact-info { display: flex; flex-direction: column; gap: 32px; }
.arm-contact-info__item { padding-top: 24px; border-top: 1px solid var(--border-light); }
.arm-contact-info__label {
    font-family: var(--font-heading);
    font-size: 10px;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 8px;
}
.arm-contact-info__value { font-family: var(--font-body); font-size: 16px; color: var(--text-white); }

/* Formidable Forms dark overrides */
.arm-contact-form .with_frm_style {
    --field-bg-color: transparent !important;
    --bg-color: transparent !important;
    --bg-color-active: transparent !important;
    --border-color: #333333 !important;
    --border-color-active: #666666 !important;
    --field-border-width: 1px !important;
    --text-color: #FFFFFF !important;
    --label-color: #444444 !important;
    --font-size: 14px !important;
    --field-font-size: 14px !important;
    --field-pad: 14px 16px !important;
    --field-margin: 24px !important;
    --field-width: 100% !important;
    --auto-width: 100% !important;
    --submit-bg-color: #FFFFFF !important;
    --submit-text-color: #000000 !important;
    --submit-border-color: #FFFFFF !important;
    --submit-font-size: 13px !important;
    --submit-weight: 700 !important;
    --submit-border-radius: 0px !important;
    --submit-width: 100% !important;
    --submit-height: auto !important;
    --submit-margin: 4px !important;
    --field-border-style: solid !important;
    --border-width-error: 1px !important;
    --border-color-error: #EF4444 !important;
    --bg-color-error: transparent !important;
    --required-color: #444444 !important;
    --field-height: auto !important;
    --line-height: normal !important;
    --position: none !important;
    --description-color: #666666 !important;
}
.arm-contact-form fieldset { border: none !important; padding: 0 !important; margin: 0 !important; }
.arm-contact-form .frm_forms .frm_form_field { margin-bottom: 0 !important; }
.arm-contact-form .frm_half { width: calc(50% - 12px) !important; display: inline-block !important; vertical-align: top !important; float: left !important; }
.arm-contact-form .frm_half.frm_first { margin-right: 24px !important; }
.arm-contact-form .frm_form_field:not(.frm_half) { clear: both !important; }
.arm-contact-form .frm_fields_container > .frm_half { width: calc(50% - 12px) !important; }
.arm-contact-form [class*="frm_half"] { width: calc(50% - 12px) !important; }
.arm-contact-form .frm_forms label,
.arm-contact-form .frm_forms .frm_primary_label {
    font-family: var(--font-heading) !important;
    font-size: 10px !important;
    font-weight: 700 !important;
    color: var(--text-dim) !important;
    letter-spacing: 2px !important;
    text-transform: uppercase !important;
    margin-bottom: 10px !important;
    padding: 0 !important;
    width: auto !important;
}
.arm-contact-form .frm_forms input[type="text"],
.arm-contact-form .frm_forms input[type="email"],
.arm-contact-form .frm_forms textarea,
.arm-contact-form .frm_forms select {
    background: transparent !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-white) !important;
    font-family: var(--font-body) !important;
    font-size: 14px !important;
    padding: 14px 16px !important;
    border-radius: 0 !important;
    width: 100% !important;
    box-shadow: none !important;
    outline: none !important;
    -webkit-appearance: none !important;
    max-width: 100% !important;
    min-width: 0 !important;
}
.arm-contact-form .frm_forms .frm_form_field input,
.arm-contact-form .frm_forms .frm_form_field textarea,
.arm-contact-form .frm_forms .frm_form_field select { width: 100% !important; }
.arm-contact-form .frm_forms input:focus,
.arm-contact-form .frm_forms textarea:focus,
.arm-contact-form .frm_forms select:focus {
    border-color: var(--text-muted) !important;
    box-shadow: none !important;
}
.arm-contact-form .frm_forms input::placeholder,
.arm-contact-form .frm_forms textarea::placeholder { color: var(--text-muted) !important; }
.arm-contact-form .frm_forms select {
    appearance: none !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 16px center !important;
    background-color: transparent !important;
}
.arm-contact-form .frm_forms select option {
    background: var(--bg-card) !important;
    color: var(--text-white) !important;
}
.arm-contact-form .frm_forms textarea { min-height: 140px !important; resize: vertical !important; }
.arm-contact-form .frm_forms .frm_submit {
    margin-top: 4px !important;
    padding: 0 !important;
}
.arm-contact-form .frm_forms .frm_submit button,
.arm-contact-form .frm_forms .frm_submit input[type="submit"] {
    background: var(--text-white) !important;
    color: var(--bg-black) !important;
    font-family: var(--font-heading) !important;
    font-size: 13px !important;
    font-weight: 700 !important;
    letter-spacing: 2px !important;
    text-transform: uppercase !important;
    padding: 18px 40px !important;
    border: none !important;
    border-radius: 0 !important;
    width: 100% !important;
    cursor: pointer !important;
    transition: opacity 0.2s !important;
}
.arm-contact-form .frm_forms .frm_submit button:hover,
.arm-contact-form .frm_forms .frm_submit input[type="submit"]:hover { opacity: 0.85 !important; }
.arm-contact-form .frm_forms .frm_submit { text-align: center !important; }
.arm-contact-form .frm_forms .frm_error_style,
.arm-contact-form .frm_forms .frm_message {
    background: transparent !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-gray) !important;
    font-family: var(--font-body) !important;
    padding: 16px !important;
    border-radius: 0 !important;
}
.arm-contact-form .frm_forms .frm_error { color: #EF4444 !important; font-size: 12px !important; }
.arm-contact-form .frm_forms .frm_description { display: none !important; }
.arm-contact-form .frm_forms .frm_required { color: var(--text-dim) !important; }
.arm-contact-form .frm_forms .frm_verify { position: absolute !important; left: -9999px !important; }
.arm-contact-form .frm_forms .frm_hidden_container { display: none !important; }

/* ===== Blog ===== */
.arm-blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.arm-blog-card__img { width: 100%; height: 200px; object-fit: cover; margin-bottom: 16px; border: 1px solid var(--border); }
.arm-blog-card__meta { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; }
.arm-blog-card__cat { font-family: var(--font-heading); font-size: 9px; font-weight: 700; color: var(--accent-teal); letter-spacing: 1px; text-transform: uppercase; }
.arm-blog-card__date { font-family: var(--font-heading); font-size: 9px; font-weight: 600; color: var(--text-dim); letter-spacing: 1px; }
.arm-blog-card__title { font-family: var(--font-heading); font-size: 20px; font-weight: 700; color: var(--text-white); letter-spacing: -0.5px; line-height: 1.2; margin-bottom: 12px; }
.arm-blog-card__excerpt { font-family: var(--font-body); font-size: 14px; color: var(--text-gray); line-height: 1.5; }
a.arm-blog-card { text-decoration: none; color: inherit; display: flex; flex-direction: column; transition: border-color 0.2s; }
a.arm-blog-card:hover { border-color: var(--border-light); }
a.arm-blog-card:hover .arm-blog-card__title { color: var(--accent-teal); }

.arm-featured { display: flex; gap: 60px; align-items: center; padding: 80px var(--pad-x); }
.arm-featured__img { width: 600px; height: 360px; object-fit: cover; flex-shrink: 0; border: 1px solid var(--border); }
.arm-featured__content { display: flex; flex-direction: column; gap: 20px; }

/* ===== Article ===== */
.arm-article__hero-img { width: 100%; height: 480px; object-fit: cover; }
.arm-article__body {
    max-width: 760px;
    margin: 80px auto 0;
    padding: 0 var(--pad-x);
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.arm-article__body p { font-family: var(--font-body); font-size: 17px; color: var(--text-gray); line-height: 1.8; }
.arm-article__body h2 { font-family: var(--font-heading); font-size: 32px; font-weight: 700; color: var(--text-white); letter-spacing: -1px; }
.arm-article__quote { padding: 32px 0 32px 40px; border-left: 3px solid var(--text-white); }
.arm-article__quote p { font-family: var(--font-heading); font-size: 24px; font-weight: 700; color: var(--text-white) !important; letter-spacing: -0.5px; line-height: 1.3; }
.arm-related { display: flex; gap: 32px; }
.arm-related__item { flex: 1; display: flex; flex-direction: column; gap: 12px; text-decoration: none; color: inherit; }
a.arm-related__item:hover .arm-blog-card__title { color: var(--accent-teal); }
.arm-related__item-img { width: 100%; height: 160px; object-fit: cover; border: 1px solid var(--border); }

/* ===== RESPONSIVE: Tablet (max-width: 1024px) ===== */
@media (max-width: 1024px) {
    :root { --pad-x: 40px; }
    .arm-hero { height: 600px; }
    .arm-headline--xl { font-size: 60px; }
    .arm-headline--lg { font-size: 48px; }
    .arm-headline--md { font-size: 40px; }
    .arm-headline--sm { font-size: 36px; }
    .arm-headline--sec { font-size: 28px; }
    .arm-platform__row { gap: 40px; }
    .arm-platform__left { width: 400px; }
    .arm-numbered__num { font-size: 56px; }
    .arm-stats__num { font-size: 44px; }
    .arm-cta { padding: 100px var(--pad-x); }
    .arm-page-hero { padding: 100px var(--pad-x) 80px; }
    .arm-page-hero__img { height: 360px; }
    .arm-hero-banner img { height: 320px; }
    .arm-featured { flex-direction: column; }
    .arm-featured__img { width: 100%; height: 300px; }
}

/* ===== RESPONSIVE: Mobile (max-width: 768px) ===== */
@media (max-width: 768px) {
    :root { --pad-x: 20px; }
    .arm-header__nav { display: none; }
    .arm-header__nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-black);
        padding: 24px 20px;
        border-bottom: 1px solid var(--border);
        z-index: 100;
        gap: 20px;
    }
    .arm-header__toggle { display: block; }
    .arm-header__cta { padding: 10px 20px; font-size: 10px; }

    .arm-hero { height: 500px; }
    .arm-hero__content { padding-bottom: 60px; gap: 24px; }
    .arm-headline--xl { font-size: 40px; letter-spacing: -1px; }
    .arm-headline--lg { font-size: 36px; letter-spacing: -1px; }
    .arm-headline--md { font-size: 32px; letter-spacing: -1px; }
    .arm-headline--sm { font-size: 28px; letter-spacing: -1px; }
    .arm-headline--sec { font-size: 24px; }
    .arm-headline--sub { font-size: 22px; }
    .arm-body { font-size: 16px; }
    .arm-body--sm, .arm-body--xs { font-size: 15px; }

    .arm-platform { padding: 60px var(--pad-x); gap: 40px; }
    .arm-platform__row { flex-direction: column; gap: 40px; }
    .arm-platform__left { width: 100%; }
    .arm-platform__right { min-height: auto; }
    .arm-platform__code { font-size: 11px; }

    .arm-cap-list { padding: 60px var(--pad-x); }
    .arm-cap-list > .arm-numbered__head { flex-direction: column; gap: 16px; }
    .arm-numbered { padding: 60px var(--pad-x); gap: 40px; }
    .arm-numbered__head { flex-direction: column; gap: 16px; }
    .arm-numbered__num { font-size: 48px; }
    .arm-numbered__title { font-size: 22px; }
    .arm-numbered__features { flex-direction: column; gap: 24px; }

    .arm-stats { padding: 40px var(--pad-x); flex-wrap: wrap; gap: 32px; }
    .arm-stats__item { width: 45%; }
    .arm-stats__num { font-size: 36px; }

    .arm-cta { padding: 80px var(--pad-x); }
    .arm-cta__buttons { flex-direction: column; align-items: stretch; }
    .arm-btn { justify-content: center; }

    .arm-page-hero { padding: 80px var(--pad-x) 60px; }
    .arm-page-hero__img { height: 260px; }
    .arm-hero-banner img { height: 220px; }

    .arm-two-col { flex-direction: column; gap: 40px; }
    .arm-principles { flex-direction: column; gap: 32px; }
    .arm-card-grid { grid-template-columns: 1fr; }
    .arm-card__title { font-size: 24px; }

    .arm-footer__top { flex-direction: column; gap: 40px; }
    .arm-footer-simple { flex-direction: column; gap: 16px; text-align: center; }

    .arm-blog-grid { grid-template-columns: 1fr; }
    .arm-featured__img { height: 240px; }
    .arm-article__hero-img { height: 280px; }
    .arm-article__body { margin-top: 40px; }
    .arm-related { flex-direction: column; }
    .arm-related__item-img { height: 200px; }
    .arm-contact-form { padding: 32px 20px; }
}

/* ===== RESPONSIVE: Small Mobile (max-width: 480px) ===== */
@media (max-width: 480px) {
    .arm-headline--xl { font-size: 32px; }
    .arm-headline--lg { font-size: 30px; }
    .arm-headline--md { font-size: 28px; }
    .arm-stats { flex-direction: column; }
    .arm-stats__item { width: 100%; }
    .arm-card { padding: 24px; }
    .arm-btn { padding: 16px 24px; font-size: 12px; }
    .arm-footer__bottom { flex-direction: column; gap: 12px; text-align: center; }
}