@layer dark-theme;@layer dark-theme{:root{color-scheme:dark;--color-bg: oklch(17% .01 264);--color-surface: oklch(20% .01 264);--color-surface-raised: oklch(23% .01 264);--color-surface-overlay: oklch(25% .01 264);--color-text: oklch(95% .005 264);--color-text-secondary: oklch(75% .01 264);--color-text-tertiary: oklch(55% .01 264);--color-text-muted: oklch(45% .01 264);--color-primary: oklch(65% .15 264);--color-primary-hover: oklch(70% .16 264);--color-primary-light: oklch(30% .08 264);--color-brand: oklch(55% .22 20);--color-success: oklch(65% .15 145);--color-success-bg: oklch(25% .05 145);--color-warning: oklch(70% .15 85);--color-warning-bg: oklch(28% .05 85);--color-warning-text: oklch(80% .15 85);--color-error: oklch(60% .2 25);--color-error-bg: oklch(25% .05 25);--color-border: oklch(28% .01 264);--shadow-sm: 0 1.6px 3.6px rgba(0, 0, 0, .35), 0 .3px .9px rgba(0, 0, 0, .25);--shadow-md: 0 20px 50px 2px rgba(0, 0, 0, .45), 0 .6px 1.8px rgba(0, 0, 0, .3);--shadow-lg: 0 6.4px 14.4px rgba(0, 0, 0, .4), 0 1.2px 3.6px rgba(0, 0, 0, .3)}.site-nav{background:var(--color-surface)}.site-nav.is-scrolled{box-shadow:0 1px 3px #00000040}.site-nav__inner{background:var(--color-surface)}.site-nav__mobile-menu{background:var(--color-bg)}.form-input,.input-group{background:var(--color-surface-raised);color:var(--color-text)}.form-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #5b8cc933}.form-input:disabled{background:var(--color-surface);color:var(--color-text-tertiary)}.input-group__textarea{background:transparent;color:var(--color-text)}.btn--primary,.btn--cta{background:var(--color-text);color:var(--color-bg)}.btn--primary:hover,.btn--cta:hover{background:#ccced1;color:var(--color-bg)}.btn--icon{background:var(--color-text);color:var(--color-bg)}.btn--icon:hover{background:#ccced1;color:var(--color-bg)}.btn--icon:disabled{background:var(--color-surface);color:var(--color-text-muted)}.site-nav__cta{background:var(--color-text);border-color:var(--color-text);color:var(--color-bg)}.site-nav__cta:hover{background:#ccced1;border-color:#ccced1;color:var(--color-bg)}.iso-card{background:var(--color-surface-raised);border-color:var(--color-border)}.card{background:var(--color-surface)}.search-panel--results{background:var(--color-bg)}header.site-nav__inner--results{background:var(--color-surface)}.search-chat__message--user{background:var(--color-surface-raised);color:var(--color-text)}.iso-category-tabs{background:var(--color-surface);border-color:var(--color-border)}.iso-category-tab--active{background:var(--color-surface-raised);color:var(--color-text)}.badge--subtle{background:var(--color-surface-raised);color:var(--color-text-secondary)}.iso-card__code{background:var(--color-primary-light);color:var(--color-primary)}.iso-card__tag,.standard-item__code{background:var(--color-surface-overlay);color:var(--color-text-secondary)}.pricing-card{background:var(--color-surface);border-color:var(--color-border)}.pricing-card__badge{background:var(--color-primary);color:var(--color-text)}.usage-modal__content,.welcome-modal__content{background:var(--color-surface-overlay)}.usage-modal__backdrop,.welcome-modal__backdrop{background:#000000bf}.usage-modal__stats{background:var(--color-surface)}.site-footer{background:var(--color-surface);border-top-color:var(--color-border)}.cost-widget__toggle{background:var(--color-surface-raised);border-color:var(--color-border)}.cost-widget__toggle:hover{background:var(--color-surface-overlay)}.cost-widget__panel{background:var(--color-surface-overlay);border-color:var(--color-border)}.cost-widget__header,.cost-widget__total{background:var(--color-surface-raised)}.cost-widget__reset:hover{background:var(--color-surface-overlay)}.alert--error{background:var(--color-error-bg);border-color:var(--color-error);color:var(--color-error)}.alert--success{background:var(--color-success-bg);border-color:var(--color-success);color:var(--color-success)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}}