:root {
  color-scheme: dark;
  --background: 0 0% 3%;
  --foreground: 0 0% 96%;
  --card: 210 6% 6%;
  --card-foreground: 0 0% 96%;
  --popover: 210 6% 7%;
  --popover-foreground: 0 0% 96%;
  --primary: 188 100% 44%;
  --primary-foreground: 0 0% 3%;
  --secondary: 210 4% 11%;
  --secondary-foreground: 0 0% 96%;
  --muted: 210 4% 11%;
  --muted-foreground: 210 4% 60%;
  --accent: 188 32% 12%;
  --accent-foreground: 188 100% 65%;
  --destructive: 188 100% 44%;
  --border: 210 5% 16%;
  --input: 210 5% 18%;
  --ring: 188 100% 44%;
  --radius: 0.5rem;
  --font-body: "Segoe UI Variable Text", "Segoe UI", Arial, sans-serif;
  --font-heading: "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif;
  --font-display: "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif;
  --font-mono: Consolas, "Courier New", monospace;
  --site_surface: #0d1113;
  --site_border: #29353b;
  --site_muted: #9baab2;
  --site_cyan: #00c2df;
}

html, body { min-height: 100%; background: #080b0d; color: #f4f7f8; }
* { scrollbar-width: thin; scrollbar-color: #38616a #0b0e0f; }
::-webkit-scrollbar { width: 7px; height: 7px; }
::-webkit-scrollbar-track { background: #0b0e0f; }
::-webkit-scrollbar-thumb { border: 2px solid #0b0e0f; border-radius: 10px; background: #38616a; }
::-webkit-scrollbar-thumb:hover { background: #00c2df; }
::-webkit-scrollbar-button { display: none; width: 0; height: 0; }
::-webkit-scrollbar-corner { background: #0b0e0f; }
body { font-family: var(--font-body); font-size: 15px; line-height: 1.55; letter-spacing: -0.01em; }
h1, h2, h3 { font-family: var(--font-heading); }
body::before, body::after { content: none; }
::selection { background: #00c2df; color: #050809; }
a, button, input, textarea, select { -webkit-tap-highlight-color: transparent; transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease, transform 180ms ease; }
a, button { touch-action: manipulation; }
button:disabled { cursor: wait; opacity: 0.65; }
button:active:not(:disabled) { transform: translateY(1px); }
button, input, textarea, select { border-radius: 8px; }
input, textarea, select { background: #101213; border-color: #2a2e30; color: #f3f4f4; }
input::placeholder, textarea::placeholder { color: #717779; }
input:focus, textarea:focus, select:focus { border-color: #00c2df; outline: none; box-shadow: 0 0 0 1px #00c2df; }
*:focus-visible { outline: 2px solid #00c2df; outline-offset: 4px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: #00c2df; font-family: var(--font-mono); font-size: 11px; line-height: 1.7; letter-spacing: 0.12em; font-weight: 500; }
.primary_button, .secondary_button { display: inline-flex; justify-content: center; align-items: center; gap: 14px; min-height: 50px; padding: 14px 22px; border: 1px solid #303d44; border-radius: 10px; font-family: var(--font-body); font-size: 14px; font-weight: 600; line-height: 1.4; box-shadow: inset 0 1px 0 #ffffff08; }
.primary_button { background: #00c2df; border-color: #00c2df; color: #041014; }
.primary_button:hover { background: #5de7fa; border-color: #5de7fa; }
.primary_button:hover svg, .secondary_button:hover svg { transform: translateX(3px); }
.primary_button svg, .secondary_button svg { transition: transform 180ms ease; }
.secondary_button { color: #dce4e8; background: #11191d; }
.secondary_button:hover { color: #fff; border-color: #637078; background: #171c1e; }

.site_shell { display: flex; min-height: 100svh; flex-direction: column; background: #080b0d; color: #f4f7f8; }
.site_nav { position: sticky; z-index: 40; top: 0; border-bottom: 1px solid #253037; background: #0a0e10; }
.nav_inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; width: min(1240px, calc(100% - 80px)); min-height: 88px; margin: auto; }
.nav_brand { flex-shrink: 0; }
.brand_logo { display: inline-flex; align-items: center; gap: 12px; color: #f4f5f5; }
.brand_mark { display: block; flex-shrink: 0; width: 44px; height: 44px; }
.brand_wordmark { display: grid; gap: 5px; font-family: Consolas, "Liberation Mono", monospace; }
.brand_wordmark > span:first-child { font-size: 16px; line-height: 1; font-weight: 700; letter-spacing: 0.14em; }
.brand_wordmark > span:last-child { color: #a4b4bc; font-size: 9px; line-height: 1; font-weight: 500; letter-spacing: 0.17em; }
.nav_links { display: flex; gap: 4px; align-items: center; padding: 5px; border: 1px solid #27333a; border-radius: 12px; background: #10171b; }
.nav_link { position: relative; padding: 9px 19px; border-radius: 8px; font-size: 13px; font-weight: 500; color: #a6b3ba; }
.nav_link:hover { color: #fff; background: #1a252c; }
.nav_link.is_active { color: #5ce3f6; background: #15303a; box-shadow: inset 0 0 0 1px #24515f; }
.nav_actions { display: flex; align-items: center; gap: 24px; }
.nav_sign_in { padding: 10px 16px; border: 1px solid #2b3941; border-radius: 10px; color: #d6e0e6; white-space: nowrap; font-size: 13px; }
.nav_sign_in:hover { color: #00c2df; }
.nav_cart { display: flex; align-items: center; gap: 10px; min-height: 42px; padding: 10px 14px; background: #111c22; border: 1px solid #2c4653; border-radius: 10px; color: #bceef5; font-size: 13px; }
.nav_cart:hover { background: #13313a; border-color: #00c2df; }
.cart_count { padding-left: 10px; border-left: 1px solid #28606b; font-family: var(--font-mono); font-size: 10px; }
.nav_toggle { display: none; }
.nav_account { position: relative; color: #a0a6a9; font-size: 13px; }
.account_menu { position: absolute; top: 30px; left: 0; display: grid; gap: 15px; min-width: 150px; padding: 20px; background: #101213; border: 1px solid #303638; border-radius: 10px; }
.site_main { flex: 1; width: 100%; min-width: 0; }
.cart_surface aside { left: auto; right: 0; border-left: 1px solid #32434d; background: var(--site_surface) !important; box-shadow: -24px 0 64px #00000055; }
.cart_surface aside[class~='-translate-x-full'] { transform: translateX(100%); }
.cart_surface aside[class~='translate-x-0'] { transform: translateX(0); }
.cart_surface aside > div:first-child { padding: 23px 25px; border-bottom: 1px solid #30414b; background: #0b1216; }
.cart_surface aside > div:first-child > div { font-family: var(--font-heading); font-size: 20px; font-weight: 600; letter-spacing: -0.03em; }
.cart_surface aside > div:first-child button { border-radius: 9px; background: #14222a; }
.cart_surface aside .font-mono { font-family: var(--font-body); letter-spacing: normal; }
.cart_surface aside [class*='text-[#0A0A0A]'] { color: #9eb3bf; }
.cart_surface aside > div:nth-child(2) > div { color: #eef4f8; font-size: 20px; font-weight: 600; }
.cart_surface aside p { max-width: 310px; font-size: 14px; line-height: 1.75; }
.page_view { min-width: 0; }
.site_shell .site_nav { animation: nav_enter 240ms ease-out both; }
.site_shell .site_main { animation: storefront_enter 360ms cubic-bezier(0.2, 0.7, 0.2, 1) both; }

.catalog_hero { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 72px; width: min(1240px, calc(100% - 80px)); min-height: 720px; margin: auto; padding: 72px 0; }
.hero_copy { position: relative; z-index: 1; }
.hero_copy h1 { margin-top: 27px; color: #f4f7f8; font-size: clamp(56px, 6.5vw, 86px); line-height: 1.02; font-weight: 600; letter-spacing: -0.06em; }
.hero_copy h1 span { color: #00c2df; }
.hero_copy > p { max-width: 390px; margin-top: 26px; color: #a0b0b9; font-size: 17px; line-height: 1.75; }
.hero_actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.research_note { display: flex; align-items: center; gap: 9px; margin-top: 30px; color: #8b9ea9; font-size: 12px; }
.research_note svg { color: #58b3c4; }
.product_stage { min-width: 0; overflow: hidden; border: 1px solid #2b3d46; border-radius: 18px; background: var(--site_surface); box-shadow: 0 24px 64px #00000035, inset 0 1px 0 #ffffff07; }
.stage_header { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 19px 23px; border-bottom: 1px solid #26353d; color: #99adb8; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; }
.stage_header > span:first-child { color: #c2d0d7; }
.stage_display { position: relative; height: 430px; background: #0a0f12; }
.stage_float { position: absolute; inset: 18px; animation: vial_float 7s ease-in-out infinite; }
.stage_vial { display: block; width: 100%; height: 100%; object-fit: contain; animation: vial_enter 240ms ease-out; }
.stage_shadow { position: absolute; bottom: 25px; left: 50%; width: 150px; height: 12px; border-radius: 50%; background: #000; filter: blur(10px); transform: translateX(-50%); }
.stage_caption { display: flex; align-items: center; justify-content: space-between; gap: 15px; min-height: 92px; padding: 20px 23px; border-top: 1px solid #293940; }
.stage_product > span { display: block; color: #91a3ae; font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.07em; }
.stage_product > strong { display: block; margin-top: 5px; color: #f2f6f8; font-size: 23px; font-weight: 600; line-height: 1.2; letter-spacing: -0.025em; }
.stage_controls { display: flex; align-items: center; gap: 7px; }
.stage_count { margin-right: 7px; color: #8ea5b1; font-family: var(--font-mono); font-size: 11px; white-space: nowrap; }
.stage_controls button { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid #354953; border-radius: 9px; background: #152128; color: #b3cedb; }
.stage_controls button:hover { border-color: #00c2df; color: #00c2df; background: #16303a; }
.stage_previous svg { transform: rotate(180deg); }
.stage_brand { display: block; width: 32px; height: 32px; }
.catalog_section { width: min(1240px, calc(100% - 80px)); margin: 0 auto 80px; padding-top: 38px; border-top: 1px solid #252c30; scroll-margin-top: 110px; }
.section_heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 32px; }
.section_heading h2 { margin-top: 9px; font-size: 34px; font-weight: 600; letter-spacing: -0.04em; }
.result_count { padding: 8px 12px; border: 1px solid #293a43; border-radius: 7px; background: #10191e; color: #95abb8; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em; }
.compound_grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.compound_grid > div { border: 1px solid #283136; border-radius: 12px; background: #0d1113; transition: border-color 220ms ease, transform 220ms ease; }
.compound_grid > div:hover { border-color: #007e93; transform: translateY(-5px); }
.compound_card { min-width: 0; overflow: hidden; border: 1px solid var(--site_border); border-radius: 14px; background: var(--site_surface); box-shadow: inset 0 1px 0 #ffffff04; transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease; }
.compound_card:hover { border-color: #00a7c0; transform: translateY(-4px); box-shadow: 0 14px 34px #00000045; }
.compound_link { display: block; height: 100%; }
.compound_image { display: grid; place-items: center; height: 270px; padding: 20px; border-bottom: 1px solid #202a2e; background: #0a0e10; }
.compound_image img { display: block; width: 100%; height: 100%; object-fit: contain; transition: transform 300ms ease; }
.compound_card:hover .compound_image img { transform: translateY(-5px) rotate(-2deg); }
.compound_details { padding: 22px; }
.compound_details h3 { color: #f2f6f8; font-size: 16px; font-weight: 600; letter-spacing: -0.02em; overflow-wrap: anywhere; }
.compound_details p { margin-top: 8px; color: #92a5af; font-size: 12px; }
.compound_inquiry { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 26px; color: #00c2df; font-size: 13px; }
.compound_skeleton { min-height: 260px; animation: skeleton_pulse 1.8s ease-in-out infinite; }
.catalog_empty { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 200px; border: 1px solid #202a2e; border-radius: 12px; background: #0b0e10; text-align: center; }
.catalog_empty > svg { color: #16859a; margin-bottom: 15px; }
.catalog_empty h3 { color: #c2ced3; font-size: 15px; font-weight: 500; }
.catalog_empty p { margin-top: 7px; padding: 0 20px; color: #62737b; font-size: 12px; }

.site_footer { border-top: 1px solid #293940; background: #0b1013; }
.footer_main { display: grid; grid-template-columns: 1.2fr 0.7fr 1fr; align-items: start; gap: 64px; width: min(1240px, calc(100% - 80px)); margin: auto; padding: 56px 0; }
.footer_brand > p { max-width: 300px; margin-top: 20px; color: #8ca0ac; font-size: 10px; letter-spacing: 0.03em; line-height: 1.9; }
.footer_column h2 { margin: 7px 0 19px; color: #d9e4ea; font-size: 14px; font-weight: 600; }
.footer_links { display: grid; gap: 12px; color: #a7bac5; font-size: 13px; }
.footer_links a:hover, .footer_email:hover { color: #00c2df; }
.footer_email { display: inline-flex; align-items: center; gap: 10px; color: #b3c4ce; font-size: 13px; overflow-wrap: anywhere; }
.footer_email svg { flex-shrink: 0; }
.footer_email svg { color: #00c2df; }
.footer_bottom { display: flex; justify-content: space-between; gap: 20px; width: min(1240px, calc(100% - 80px)); margin: auto; padding: 20px 0; border-top: 1px solid #24323a; color: #8298a6; font-size: 11px; }

.about_page { width: min(1240px, calc(100% - 80px)); margin: auto; padding: 72px 0 88px; }
.about_intro { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 80px; }
.about_copy h1 { margin-top: 25px; color: #f4f7f8; font-size: clamp(52px, 6vw, 78px); font-weight: 600; line-height: 1.04; letter-spacing: -0.055em; }
.about_copy h1 span { color: #00c2df; }
.about_copy > p { max-width: 470px; margin-top: 28px; color: #a5b5be; font-size: 16px; line-height: 1.85; }
.about_notes { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 64px; }
.about_note { display: flex; align-items: flex-start; gap: 20px; padding: 28px; border: 1px solid #2a3a43; border-radius: 14px; background: var(--site_surface); box-shadow: inset 0 1px 0 #ffffff05; }
.note_icon { display: grid; flex-shrink: 0; place-items: center; width: 46px; height: 46px; border: 1px solid #2b4a58; border-radius: 11px; background: #122129; color: #00c2df; }
.about_note h2 { margin: 1px 0 9px; color: #e3edf3; font-size: 17px; font-weight: 600; letter-spacing: -0.02em; }
.about_note p { color: #96abb7; font-size: 13px; line-height: 1.8; }

.auth_page, .age_page { display: flex; min-height: 100svh; flex-direction: column; background: #080b0d; }
.auth_page .auth_layout { transition: opacity 160ms ease-out, transform 160ms ease-out; }
.auth_page.is_leaving .auth_layout { opacity: 0; transform: translateY(-12px); pointer-events: none; }
.auth_nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; width: min(1240px, calc(100% - 80px)); min-height: 88px; margin: 0 auto; border-bottom: 1px solid #20292d; }
.auth_nav > span { color: #92a6b1; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; }
.auth_layout { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 100px; flex: 1; width: min(1120px, calc(100% - 100px)); margin: auto; padding: 62px 0; }
.auth_science { position: relative; padding-top: 6px; }
.auth_science h2 { margin-top: 17px; color: #eef4f7; font-size: clamp(30px, 3vw, 42px); line-height: 1.12; font-weight: 600; letter-spacing: -0.045em; }
.auth_science h2 span { color: #00c2df; }
.stage_auth { margin-top: 26px; }
.stage_auth .stage_display { height: 295px; }
.stage_auth .stage_header { font-size: 9px; padding: 15px 20px; }
.stage_auth .stage_caption { min-height: 76px; padding: 16px 20px; }
.science_footnote { margin-top: 20px; color: #839ba8; font-size: 9px; letter-spacing: 0.04em; }
.auth_panel { width: 100%; max-width: 450px; padding: 36px; border: 1px solid #30424c; border-radius: 18px; background: var(--site_surface); box-shadow: 0 24px 64px #00000030, inset 0 1px 0 #ffffff07; animation: panel_enter 180ms ease both; }
.form_intro { margin-bottom: 28px; }
.form_icon { display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 22px; border: 1px solid #2a5264; border-radius: 11px; color: #00c2df; background: #12252e; }
.form_intro h1 { font-size: 32px; font-weight: 600; letter-spacing: -0.045em; line-height: 1.2; }
.form_intro > p { margin-top: 10px; color: #9aaeb9; font-size: 14px; }
.auth_form { font-size: 14px; }
.auth_form input { min-height: 52px; border: 1px solid #344751; background: #0a1014; border-radius: 10px; color: #f0f5f8; font-size: 14px; }
.auth_form label { color: #c0d0da; font-size: 13px; }
.auth_form button { min-height: 48px; border-radius: 10px; }
.auth_form button > svg { filter: grayscale(1); }
.auth_form button[type='submit'] { min-height: 50px; background: #00c2df; color: #041015; font-weight: 600; }
.auth_form button[type='submit']:hover { background: #6de9fc; }
.auth_form [class~='bg-card'] { background-color: #0c0f11; }
.auth_form_footer { margin-top: 25px; color: #96acb9; text-align: center; font-size: 13px; }
.auth_form_footer a { color: #00c2df; }
.guest_error { margin-top: 10px; color: #8ee5f2; font-size: 12px; line-height: 1.5; }
.auth_bottom { display: flex; justify-content: space-between; gap: 24px; width: min(1240px, calc(100% - 80px)); margin: 0 auto; padding: 22px 0; border-top: 1px solid #263740; color: #819aa9; font-size: 10px; letter-spacing: 0.04em; }
.auth_bottom a:hover { color: #00c2df; }

.age_page { position: fixed; z-index: 100; inset: 0; overflow: auto; transition: opacity 220ms ease, transform 220ms ease; }
.age_page.is_leaving { opacity: 0; transform: scale(1.018); pointer-events: none; }
.age_layout { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 70px; flex: 1; width: min(1180px, calc(100% - 100px)); margin: auto; padding: 40px 0; }
.age_science { position: relative; }
.stage_gate .stage_display { height: 365px; }
.age_copy { position: relative; z-index: 2; animation: panel_enter 180ms ease both; transition: opacity 300ms ease, transform 300ms ease; }
.age_copy.is_changing { opacity: 0; transform: translateY(-12px); }
.age_access_heading { display: flex; align-items: center; gap: 14px; }
.age_access_mark { display: grid; place-items: center; width: 46px; height: 48px; border: 1px solid #26373b; border-radius: 10px; background: #0c1315; }
.age_access_mark img { display: block; width: 32px; height: 32px; }
.age_copy h1 { max-width: 480px; margin-top: 25px; font-size: clamp(38px, 4.2vw, 58px); line-height: 1.07; font-weight: 600; letter-spacing: -0.05em; }
.age_copy > p { max-width: 440px; margin-top: 27px; color: #a1b2bd; font-size: 15px; line-height: 1.85; }
.gate_actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.gate_actions button { min-width: 100px; }
.gate_actions .primary_button { gap: 25px; }

.contact_page { display: grid; grid-template-columns: 0.9fr 1.1fr; align-items: center; gap: 80px; width: min(1150px, calc(100% - 80px)); margin: auto; padding: 96px 0 110px; }
.home_contact { width: min(1240px, calc(100% - 80px)); padding: 72px 0 90px; border-top: 1px solid #242c30; scroll-margin-top: 100px; }
.contact_copy { display: flex; flex-direction: column; padding: 8px 0; }
.contact_eyebrow { color: #b2c2c7; font-size: 11px; letter-spacing: 0.13em; }
.contact_eyebrow::before { content: ''; width: 25px; height: 2px; background: #00c2df; }
.contact_copy > :is(h1, h2) { margin-top: 25px; color: #f1f3f3; font-size: clamp(48px, 5vw, 68px); font-weight: 600; line-height: 1.02; letter-spacing: -0.055em; }
.contact_copy > :is(h1, h2) span { color: #00c2df; }
.contact_copy > p { max-width: 370px; margin-top: 27px; color: #9aa4a8; font-size: 15px; line-height: 1.8; overflow-wrap: anywhere; }
.contact_details { margin-top: 42px; }
.contact_method { display: flex; align-items: center; gap: 16px; padding: 19px 0; border-top: 1px solid #293033; border-bottom: 1px solid #293033; }
.contact_method > span:nth-child(2) { flex: 1; min-width: 0; }
.contact_method small { display: block; margin-bottom: 6px; color: #959fa3; font-size: 12px; }
.contact_method strong { display: block; color: #e4e8ea; font-size: 14px; font-weight: 500; overflow-wrap: anywhere; }
.contact_method > svg { flex-shrink: 0; color: #6f8b98; }
.contact_method:hover { border-color: #00a9c2; }
.contact_method_icon { display: grid; flex-shrink: 0; place-items: center; width: 42px; height: 42px; border: 1px solid #303a3e; border-radius: 10px; background: #101619; color: #00c2df; }
.contact_research_note { display: flex; align-items: center; gap: 12px; margin-top: 25px; color: #76878f; font-size: 10px; line-height: 1.8; letter-spacing: 0.025em; }
.contact_research_note svg { flex-shrink: 0; color: #009db7; }
.contact_form_panel { padding: 36px; border: 1px solid #30434e; border-radius: 18px; background: var(--site_surface); box-shadow: 0 24px 64px #00000030, inset 0 1px 0 #ffffff07; }
.contact_form_heading { display: flex; align-items: center; gap: 17px; margin-bottom: 32px; padding-bottom: 28px; border-bottom: 1px solid #292f31; }
.contact_brand_mark { display: block; flex-shrink: 0; width: 40px; height: 40px; }
.contact_form_heading h2 { color: #f3f5f5; font-size: 23px; font-weight: 600; letter-spacing: -0.035em; line-height: 1.2; }
.contact_form_heading p { max-width: 310px; margin-top: 8px; color: #929ea3; font-size: 12px; line-height: 1.65; }
.contact_form { display: grid; gap: 25px; }
.contact_form_row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact_form label { display: grid; min-width: 0; gap: 10px; color: #d5dadd; font-size: 13px; font-weight: 500; }
.field_label { display: flex; align-items: center; gap: 5px; }
.field_label > span { color: #00c2df; font-size: 12px; }
.field_with_icon, .message_field { position: relative; display: block; min-width: 0; border: 1px solid #343d41; border-radius: 10px; background: #0a0e10; transition: border-color 160ms ease, box-shadow 160ms ease; }
.field_with_icon:hover, .message_field:hover { border-color: #536168; }
.field_with_icon:focus-within, .message_field:focus-within { border-color: #00c2df; box-shadow: 0 0 0 3px #00c2df12; }
.contact_form input, .contact_form textarea { display: block; width: 100%; min-width: 0; padding: 16px; border: 0; border-radius: 10px; background: transparent; color: #f0f3f4; font: inherit; font-size: 14px; font-weight: 400; line-height: 1.5; letter-spacing: 0; }
.contact_form input:focus, .contact_form textarea:focus { outline: none; box-shadow: none; }
.contact_form input::placeholder, .contact_form textarea::placeholder { color: #707d84; }
.field_with_icon > svg { position: absolute; top: 50%; left: 16px; color: #7b8b93; transform: translateY(-50%); transition: color 160ms ease; pointer-events: none; }
.field_with_icon:focus-within > svg { color: #00c2df; }
.field_with_icon input { min-height: 54px; padding-left: 46px; }
.contact_form textarea { min-height: 180px; max-height: 440px; resize: vertical; }
.contact_form .primary_button { width: 100%; min-height: 52px; justify-content: space-between; border-radius: 10px; padding: 14px 20px; font-size: 14px; }
.form_delivery_note { margin-top: -11px; color: #8899a1; text-align: center; font-size: 12px; line-height: 1.5; }
.contact_confirmation { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 330px; text-align: center; animation: panel_enter 180ms ease both; }
.contact_confirmation > svg { color: #00c2df; }
.contact_confirmation h3 { margin-top: 24px; font-size: 23px; }
.contact_confirmation p { max-width: 270px; margin: 12px auto 25px; color: #82959f; font-size: 13px; line-height: 1.7; }

.theme-dark .bg_white, .theme-dark .bg-\[\#F4F4F4\] { background: #101416 !important; }
.theme-dark .bg-\[\#0A0A0A\] { background: #0c1012 !important; }
.theme-dark .bg-\[\#06b6d4\] { background: #00c2df; box-shadow: none; color: #061014; }
.theme-dark input, .theme-dark textarea, .theme-dark select { background: #0a1014; }
[class*='text-orange'], [class*='text-amber'], [class*='text-red'], [class*='text-green'], [class*='text-blue'] { color: #00c2df; }
[class*='bg-orange'], [class*='bg-amber'], [class*='bg-red'], [class*='bg-green'], [class*='bg-blue'] { background-color: #0b252d; }
[class*='border-orange'], [class*='border-amber'], [class*='border-red'], [class*='border-green'], [class*='border-blue'] { border-color: #00a4bd; }
@keyframes vial_float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
@keyframes vial_enter { from { transform: translateX(9px); } to { transform: none; } }
@keyframes panel_enter { from { transform: translateY(8px); } to { transform: none; } }
@keyframes storefront_enter { from { transform: translateY(16px); } to { transform: none; } }
@keyframes nav_enter { from { opacity: 0.4; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
@keyframes skeleton_pulse { 50% { opacity: 0.35; } }
.stage_auto .stage_vial { position: absolute; inset: 0; opacity: 0; transform: translateX(16px) scale(0.98); transition: opacity 450ms ease, transform 650ms cubic-bezier(0.2, 0.7, 0.2, 1); animation: none; }
.stage_auto .stage_vial.is_current { opacity: 1; transform: none; }

.login_page { position: fixed; inset: 0; display: grid; grid-template-rows: 72px minmax(0, 1fr) 40px; height: 100dvh; min-height: 0; overflow: hidden; }
.login_page .auth_nav { height: 100%; min-height: 0; }
.login_page .auth_bottom { height: 100%; align-items: center; padding-top: 0; padding-bottom: 0; }
.login_page .auth_layout { width: min(1120px, calc(100% - 80px)); height: 100%; min-height: 0; gap: 80px; margin: 0 auto; padding: 18px 0; }
.login_page .auth_panel { padding: 26px 30px; }
.login_page .form_intro { margin-bottom: 20px; }
.login_page .form_intro .form_icon { display: none; }
.login_page .form_intro h1 { font-size: 30px; }
.login_page .stage_auth .stage_display { height: clamp(170px, 29dvh, 300px); }
.login_page .auth_form > button { height: 46px; min-height: 46px; margin-bottom: 16px; }
.login_page .auth_form > div { margin-bottom: 16px; }
.login_page .auth_form input, .login_page .auth_form button[type='submit'] { height: 46px; min-height: 46px; }
.login_page .auth_form form > :not([hidden]) ~ :not([hidden]) { margin-top: 14px; }
.login_page .auth_form_footer { margin-top: 18px; }

@media (max-width: 1050px) {
  .nav_inner { gap: 20px; }
  .nav_links { gap: 4px; }
  .nav_link { padding-right: 14px; padding-left: 14px; }
  .nav_actions { gap: 16px; }
  .catalog_hero, .about_intro { gap: 40px; }
  .auth_layout { gap: 44px; }
  .contact_page { gap: 48px; }
  .contact_form_row { grid-template-columns: 1fr; }
  .compound_grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stage_header { font-size: 9px; padding-right: 18px; padding-left: 18px; }
  .stage_caption { padding-right: 18px; padding-left: 18px; }
  .stage_controls { gap: 5px; }
  .stage_count { margin-right: 3px; font-size: 10px; }
  .footer_main { gap: 32px; }
}
@media (max-width: 860px) {
  .nav_inner, .auth_nav { width: calc(100% - 40px); min-height: 70px; }
  .nav_inner { gap: 14px; }
  .nav_brand .brand_wordmark { display: none; }
  .nav_toggle { display: grid; place-items: center; width: 32px; height: 36px; border: 1px solid #2a3439; border-radius: 6px; }
  .nav_actions { gap: 15px; }
  .nav_links { position: absolute; top: 100%; left: 0; right: 0; display: none; padding: 10px 20px 20px; border: 0; border-bottom: 1px solid #2b3940; border-radius: 0; background: #0b1013; }
  .nav_links.is_open { display: flex; flex-direction: column; align-items: stretch; gap: 0; animation: panel_enter 220ms ease both; }
  .nav_link { padding: 14px 15px; }
  .nav_link.is_active { color: #00c2df; }
  .catalog_hero { grid-template-columns: 1fr; width: calc(100% - 40px); gap: 36px; min-height: auto; padding: 48px 0; }
  .hero_copy h1 { font-size: clamp(53px, 11vw, 76px); }
  .hero_copy > p { max-width: 360px; font-size: 15px; }
  .hero_copy > .eyebrow { font-size: 9px; }
  .research_note { font-size: 11px; }
  .product_stage { width: 100%; max-width: 540px; margin-right: auto; margin-left: auto; }
  .stage_display { height: 330px; }
  .stage_caption { min-height: 86px; }
  .catalog_section { width: calc(100% - 40px); margin-bottom: 44px; padding-top: 28px; }
  .section_heading h2 { font-size: 29px; }
  .result_count { font-size: 9px; }
  .compound_grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .compound_image { height: 230px; padding: 14px; }
  .compound_details { padding: 16px; }
  .compound_details h3 { font-size: 15px; }
  .compound_details p { font-size: 11px; }
  .compound_inquiry { font-size: 12px; }
  .footer_main { grid-template-columns: 0.7fr 1fr; width: calc(100% - 40px); gap: 32px; padding: 38px 0; }
  .footer_brand { grid-column: 1 / -1; }
  .footer_email { align-items: flex-start; font-size: 12px; }
  .footer_email svg { margin-top: 2px; }
  .footer_bottom { width: calc(100% - 40px); flex-direction: column; gap: 10px; }
  .about_page { width: calc(100% - 40px); padding: 44px 0 56px; }
  .about_intro { grid-template-columns: 1fr; gap: 36px; }
  .about_copy h1 { font-size: 57px; }
  .about_copy > p { font-size: 15px; }
  .about_notes { grid-template-columns: 1fr; gap: 16px; margin-top: 36px; }
  .about_note { padding: 23px; gap: 17px; }
  .about_note h2 { font-size: 16px; }
  .auth_nav > span { max-width: 145px; text-align: right; font-size: 8px; line-height: 1.6; }
  .auth_layout { grid-template-columns: 1fr; width: calc(100% - 40px); max-width: 440px; gap: 25px; padding: 28px 0 40px; }
  .auth_science { padding: 0; }
  .auth_science > .eyebrow, .auth_science h2, .science_footnote { display: none; }
  .stage_auth { margin-top: 0; }
  .stage_auth .stage_display { height: 210px; padding: 6px; }
  .stage_auth .stage_header, .stage_auth .stage_caption { display: none; }
  .auth_panel { max-width: none; padding: 26px; }
  .auth_bottom { width: calc(100% - 40px); font-size: 9px; }
  .age_layout { grid-template-columns: 1fr; width: calc(100% - 48px); max-width: 470px; gap: 12px; padding: 24px 0 40px; }
  .age_science { padding-bottom: 15px; }
  .stage_gate .stage_display { height: 235px; padding: 8px; }
  .stage_gate .stage_header, .stage_gate .stage_caption { display: none; }
  .age_copy h1 { font-size: 40px; }
  .age_copy > p { margin-top: 20px; font-size: 14px; }
  .gate_actions { margin-top: 25px; }
  .contact_page { grid-template-columns: 1fr; width: calc(100% - 40px); gap: 40px; padding: 45px 0 60px; }
  .contact_copy > :is(h1, h2) { font-size: 52px; }
  .contact_copy > p { font-size: 13px; }
  .contact_details { margin-top: 30px; }
  .contact_form_panel { padding: 26px; }
  .contact_form_row { grid-template-columns: 1fr; gap: 22px; }
}
@media (max-width: 420px) {
  .contact_form_panel { padding: 22px; }
  .contact_form_heading { gap: 13px; }
  .contact_form_heading h2 { font-size: 21px; }
  .contact_form input, .contact_form textarea { font-size: 16px; }
  .compound_image { height: 190px; padding: 12px; }
  .compound_details { padding: 13px; }
  .compound_details h3 { font-size: 13px; }
  .nav_cart > span:not(.cart_count) { display: none; }
  .nav_actions { gap: 11px; }
  .nav_sign_in { padding: 9px 12px; font-size: 12px; }
  .stage_controls button { width: 32px; height: 34px; }
  .stage_count { font-size: 9px; }
  .stage_product > strong { font-size: 21px; }
  .stage_header { font-size: 8px; padding: 15px 17px; }
  .stage_display { height: 300px; padding: 10px; }
  .footer_main { grid-template-columns: 1fr; gap: 25px; }
  .footer_column h2 { margin-bottom: 13px; }
  .contact_form_row { grid-template-columns: 1fr; }
  .section_heading { align-items: flex-start; flex-direction: column; gap: 10px; }
  .hero_actions .secondary_button { padding: 12px 15px; }
  .auth_panel { padding: 22px; }
}
@media (max-width: 860px) {
  .login_page { grid-template-rows: 60px minmax(0, 1fr) 32px; }
  .login_page .auth_layout { grid-template-columns: 1fr; grid-template-rows: max-content; align-content: center; align-items: start; width: min(440px, calc(100% - 32px)); gap: 0; padding: 10px 0; }
  .login_page .auth_panel { grid-area: 1 / 1; padding: 24px; }
  .login_page .auth_science { grid-area: 1 / 1; align-self: start; justify-self: end; z-index: 1; width: 108px; margin: 20px 20px 0 0; }
  .login_page .stage_auth { border: 0; border-radius: 0; background: transparent; box-shadow: none; }
  .login_page .stage_auth .stage_display { height: 100px; background: transparent; }
  .login_page .stage_float { inset: 0; }
  .login_page .stage_shadow { display: none; }
  .login_page .stage_auth .stage_caption { display: flex; justify-content: center; gap: 5px; min-height: 0; padding: 2px 0 0; border: 0; }
  .login_page .stage_product > span, .login_page .stage_count { display: none; }
  .login_page .stage_product > strong { margin: 0; font-size: 10px; }
  .login_page .stage_controls button { width: 24px; height: 24px; border-radius: 6px; }
  .login_page .stage_controls svg { width: 12px; height: 12px; }
  .login_page .form_intro { min-height: 110px; margin-bottom: 16px; padding-right: 105px; }
  .login_page .form_intro h1 { font-size: 28px; }
  .login_page .form_intro > p { margin-top: 7px; font-size: 13px; }
  .login_page .auth_form > button { height: 44px; min-height: 44px; margin-bottom: 12px; }
  .login_page .auth_form > div { margin-bottom: 12px; }
  .login_page .auth_form input { height: 44px; min-height: 44px; font-size: 16px; }
  .login_page .auth_form button[type='submit'] { height: 44px; min-height: 44px; }
  .login_page .auth_form form > :not([hidden]) ~ :not([hidden]) { margin-top: 12px; }
  .login_page .auth_form_footer { margin-top: 16px; font-size: 12px; }
}
@media (max-height: 760px) {
  .login_page .auth_layout { padding-top: 10px; padding-bottom: 10px; }
  .login_page .auth_panel { padding: 18px 22px; }
  .login_page .form_intro { margin-bottom: 12px; }
  .login_page .auth_form > button { height: 40px; min-height: 40px; margin-bottom: 10px; }
  .login_page .auth_form > div { margin-bottom: 10px; }
  .login_page .auth_form input, .login_page .auth_form button[type='submit'] { height: 40px; min-height: 40px; }
  .login_page .auth_form form > :not([hidden]) ~ :not([hidden]) { margin-top: 10px; }
  .login_page .auth_form_footer { margin-top: 12px; }
  .login_page .auth_science > .eyebrow, .login_page .science_footnote { display: none; }
  .login_page .auth_science h2 { font-size: 30px; }
  .login_page .stage_auth { margin-top: 18px; }
}
@media (max-width: 860px) and (max-height: 760px) {
  .login_page .form_intro { min-height: 102px; }
  .login_page .stage_auth { margin-top: 0; }
  .login_page .stage_auth .stage_display { height: 82px; }
  .login_page .auth_science { margin-top: 16px; margin-right: 18px; }
}
@media (max-width: 860px) and (max-height: 620px) {
  .login_page { grid-template-rows: 52px minmax(0, 1fr) 28px; }
  .login_page .auth_layout { padding-top: 6px; padding-bottom: 6px; }
  .login_page .auth_panel { padding: 16px; }
  .login_page .form_intro { min-height: 80px; margin-bottom: 10px; padding-right: 94px; }
  .login_page .form_intro > p { display: none; }
  .login_page .auth_science { width: 96px; margin-top: 14px; margin-right: 14px; }
  .login_page .stage_auth .stage_display { height: 64px; }
  .login_page .auth_form > button, .login_page .auth_form input, .login_page .auth_form button[type='submit'] { height: 38px; min-height: 38px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}