/* ==UserStyle== @name Substack Catppuccin @namespace github.com/catppuccin/userstyles/styles/substack @homepageURL https://github.com/catppuccin/userstyles/tree/main/styles/substack @version 2025.09.06 @updateURL https://github.com/catppuccin/userstyles/raw/main/styles/substack/catppuccin.user.less @supportURL https://github.com/catppuccin/userstyles/issues?q=is%3Aopen+is%3Aissue+label%3Asubstack @description Soothing pastel theme for Substack @author Catppuccin @license MIT @preprocessor less @var select lightFlavor "Light Flavor" ["latte:Latte*", "frappe:Frappé", "macchiato:Macchiato", "mocha:Mocha"] @var select darkFlavor "Dark Flavor" ["latte:Latte", "frappe:Frappé", "macchiato:Macchiato", "mocha:Mocha*"] @var select accentColor "Accent" ["rosewater:Rosewater", "flamingo:Flamingo", "pink:Pink", "mauve:Mauve*", "red:Red", "maroon:Maroon", "peach:Peach", "yellow:Yellow", "green:Green", "teal:Teal", "blue:Blue", "sapphire:Sapphire", "sky:Sky", "lavender:Lavender", "subtext0:Gray"] ==/UserStyle== */ @import "https://userstyles.catppuccin.com/lib/lib.less"; @-moz-document domain("substack.com") { :root { @media (prefers-color-scheme: light) { #catppuccin(@lightFlavor); } @media (prefers-color-scheme: dark) { #catppuccin(@darkFlavor); } } #catppuccin(@flavor) { #lib.palette(); #lib.defaults(); color: @text; background-color: @base !important; &, .dark-mode, .dark-theme, [class*="_pubTheme_"] { --color-bg-primary: @base; --color-bg-primary-rgb: #lib.rgbify(@base)[]; --color-bg-primary-raw: #lib.rgbify(@base)[]; --color-bg-primary-hover: @surface0; --color-bg-secondary: @surface0; --color-bg-tertiary: @surface1; --color-bg-elevated-primary: @mantle; --color-bg-elevated-secondary: @crust; --color-fg-primary: @text; --color-fg-secondary: @subtext1; --color-fg-tertiary: @subtext0; --color-utility-detail: @surface1; --color-utility-white: @text; --color-detail-themed: @surface1; --color-accent-themed: @accent; --color-accent-fg-red: @red; --color-accent-bg-red: fade(@red, 20%); --color-semantic-error-bg-primary: @red; --color-semantic-error-utility-contrast: @crust; --color-accent-fg-orange: @accent; --color-accent-bg-orange: fade(@accent, 20%); --color-accent-fg-green: @green; --color-accent-bg-green: fade(@green, 20%); --color-accent-fg-cyan: @blue; --color-accent-bg-cyan: fade(@blue, 20%); /* Buttons */ --color-button-primary-bg: @accent; --color-button-primary-bg-hover: darken(@accent, 5%); --color-button-primary-fg: @crust; --color-button-secondary-bg: @surface0; --color-button-secondary-bg-hover: @surface1; --color-button-secondary-fg: @text; --color-button-tertiary-bg-hover: @surface1; --color-button-tertiary-fg: @text; --color-button-mono-bg: @text; --color-button-mono-bg-hover: @subtext1; --color-button-mono-fg: @crust; --color-button-disabled-fg: @subtext0; /* Tooltips & Toasts */ --color-bg-tooltip: @mantle; --material-thick: @mantle; --print_pop: @accent; --print_secondary: @subtext1; --background_pop: @accent; --print_on_pop: @crust; --color_theme_bg_pop: @accent; --color_theme_bg_pop_darken: darken(@accent, 5%); --color_theme_print_on_pop: @crust; --border_subtle: @surface1; --background_contrast_1: @mantle; --background_contrast_2: @surface2; --color_theme_bg_contrast_1: @surface1; --color_theme_bg_contrast_2: @overlay0; --color_theme_bg_contrast_4: @subtext0; --color-chat-other-fg-secondary: @subtext1; --color-semantic-select-fg-primary: @accent; --color-semantic-select-utility-detail: fade(@accent, 20%); --color-semantic-highlight-fg-primary: @accent; /* Weird variables issue fixes */ --color-light-bg-primary: @mantle; /* Was text, changing to mantle for (select text) -> Share -> Download button color. Might break things */ --color-light-bg-secondary: @surface0; /* substack.com homepage sections */ --color-dark-bg-primary: @mantle; --color-dark-bg-secondary: @base; --color-dark-bg-tertiary: @surface0; /* Publications with different variables */ --color-primary-themed: @text; --color-secondary-themed: @subtext1; --color-bg-secondary-themed: @surface0; --web_bg_color: @mantle; --print_on_web_bg_color: @text; --print_secondary_on_web_bg_color: @subtext1; /* Share button */ --material-dark-regular: @mantle; /* Copy (heading link) to clipboard notification */ --material-dark-thick: @crust; /* Button hover, faded to 0.1 */ --color-primitive-white-rgb: #lib.rgbify(@text)[]; /* Various full screen modals for singing up, subscribing etc */ --cover_print_primary: @text; --cover_print_secondary: @subtext1; --cover_print_tertiary: @subtext0; --cover_bg_color: @base; --cover_input_background: @mantle; } /* Substack logos */ [fill="#ff6719" i] { fill: @accent !important; } /* Inverted logo colors */ [fill="#FFFFFF" i] { fill: @crust !important; } /* Footer */ .footer-wrap { &, .footer { background-color: @mantle; } .home-footer { &, a, .footer-info .footer-info-col h3 { color: @text; } } } .subscribe-footer .button.primary { border-color: @crust; } /* Signup, onboarding, and profile */ .homepage-nav .homepage-nav-bar .homepage-nav-wrap.grey { background-color: @base; } .signup-page { background-color: @base; .signup-box-wrap .error { color: @red; } } .onboarding-profile-page { .accept-tos * { color: @subtext1; } .skip-button { color: @text; } } .profile-page .set-up-profile-button { color: @crust; } .edit-profile-page .publication-section .all-toggle { color: @subtext1; } /* Misc inputs */ button[role="switch"], input[type="radio"] + span { --color-utility-white: @surface0; } input[type="text"], input[type="date"], select { background-color: @mantle; color: @text; } .themed-select > div { background-color: @mantle; border-color: @surface0; * { color: @text; } } [aria-label="File Picker"] { background-color: @base; } /* Dashboard */ /* Icons */ [stroke="#888888"], [stroke="#555555"] { stroke: @subtext1 !important; } /* Import posts */ .signup-page > .container .signup-box { background-color: @base; } /* Stats */ .subscriber-stats-page { .heading .options .header-option .header-button { background-color: @surface0; } table { td, th { background-color: @base; } } } /* Editor */ .tw-bg-pub-accent { background-color: @accent !important; } } }