From ec97bc186d16de6542cc0ae0d825e34de0fa7bc7 Mon Sep 17 00:00:00 2001
From: "Andrey K. Choi" <a.choi@smartsoltech.kr>
Date: Tue, 11 Nov 2025 17:37:10 +0900
Subject: [PATCH] dark theme

---
 .../src/app/components/ThemeToggle.css        |  21 +-
 frontend/linktree-frontend/src/app/layout.tsx |   1 +
 .../src/app/styles/night-comfort.css          | 293 ++++++++++++++++++
 3 files changed, 308 insertions(+), 7 deletions(-)
 create mode 100644 frontend/linktree-frontend/src/app/styles/night-comfort.css

diff --git a/frontend/linktree-frontend/src/app/components/ThemeToggle.css b/frontend/linktree-frontend/src/app/components/ThemeToggle.css
index 909e700..05d347a 100644
--- a/frontend/linktree-frontend/src/app/components/ThemeToggle.css
+++ b/frontend/linktree-frontend/src/app/components/ThemeToggle.css
@@ -11,9 +11,11 @@
 }
 
 .theme-toggle.dark {
-  background: linear-gradient(135deg, #7c3aed, #9333ea);
-  border: 2px solid #8b5cf6;
-  box-shadow: 0 4px 15px rgba(124, 58, 237, 0.25);
+  background: linear-gradient(135deg, #7c3aed 0%, #8b5cf6 50%, #9333ea 100%);
+  border: 2px solid rgba(139, 92, 246, 0.6);
+  box-shadow: 
+    0 4px 15px rgba(124, 58, 237, 0.25),
+    inset 0 1px 0 rgba(255, 255, 255, 0.1);
 }
 
 .theme-toggle-slider {
@@ -33,8 +35,10 @@
 
 .theme-toggle.dark .theme-toggle-slider {
   transform: translateX(30px);
-  background: linear-gradient(45deg, #f8fafc, #e2e8f0);
-  box-shadow: 0 3px 12px rgba(124, 58, 237, 0.3);
+  background: linear-gradient(145deg, #f8fafc, #e2e8f0);
+  box-shadow: 
+    0 3px 12px rgba(124, 58, 237, 0.3),
+    inset 0 1px 0 rgba(255, 255, 255, 0.8);
 }
 
 .theme-toggle-icon {
@@ -69,8 +73,11 @@
 }
 
 .theme-toggle.dark:hover {
-  box-shadow: 0 6px 25px rgba(124, 58, 237, 0.35);
-  transform: scale(1.05);
+  box-shadow: 
+    0 6px 25px rgba(124, 58, 237, 0.4),
+    0 0 20px rgba(139, 92, 246, 0.2),
+    inset 0 1px 0 rgba(255, 255, 255, 0.15);
+  transform: scale(1.05) translateY(-1px);
 }
 
 .theme-toggle:active {
diff --git a/frontend/linktree-frontend/src/app/layout.tsx b/frontend/linktree-frontend/src/app/layout.tsx
index c6a3473..d94d1be 100644
--- a/frontend/linktree-frontend/src/app/layout.tsx
+++ b/frontend/linktree-frontend/src/app/layout.tsx
@@ -4,6 +4,7 @@ import { Geist, Geist_Mono } from "next/font/google";
 import "./globals.css";
 import "./styles/themes.css";
 import "./styles/comfort.css";
+import "./styles/night-comfort.css";
 import { ReactNode } from "react";
 import { LayoutWrapper } from "./components/LayoutWrapper";
 import Providers from "./components/Providers";
diff --git a/frontend/linktree-frontend/src/app/styles/night-comfort.css b/frontend/linktree-frontend/src/app/styles/night-comfort.css
new file mode 100644
index 0000000..8e90d0a
--- /dev/null
+++ b/frontend/linktree-frontend/src/app/styles/night-comfort.css
@@ -0,0 +1,293 @@
+/* Специальные стили для максимального комфорта в ночное время */
+
+/* Снижение напряжения глаз */
+[data-theme="dark"] {
+  /* Дополнительные переменные для ночного режима */
+  --night-comfort-bg: #1c1c28;
+  --night-comfort-card: #242430;
+  --night-comfort-text: #e0e0e6;
+  --night-comfort-border: #35353f;
+  --warm-white: #f5f5dc;
+  --soft-purple: #8b5cf6;
+  --gentle-glow: rgba(139, 92, 246, 0.08);
+}
+
+/* Фильтр синего света для комфортного чтения */
+[data-theme="dark"] body {
+  filter: hue-rotate(-10deg) brightness(0.95) contrast(1.05);
+}
+
+/* Мягкие переходы для всех интерактивных элементов */
+[data-theme="dark"] button,
+[data-theme="dark"] .btn,
+[data-theme="dark"] a,
+[data-theme="dark"] .nav-link,
+[data-theme="dark"] .card,
+[data-theme="dark"] .form-control,
+[data-theme="dark"] .dropdown-item {
+  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
+}
+
+/* Улучшенная читаемость текста */
+[data-theme="dark"] body,
+[data-theme="dark"] .card,
+[data-theme="dark"] .modal-content {
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+/* Мягкие тени вместо резких границ */
+[data-theme="dark"] .card {
+  box-shadow: 
+    0 4px 20px rgba(0, 0, 0, 0.1),
+    0 1px 3px rgba(0, 0, 0, 0.1),
+    inset 0 1px 0 rgba(255, 255, 255, 0.03);
+  border: 1px solid rgba(139, 92, 246, 0.1);
+}
+
+[data-theme="dark"] .card:hover {
+  box-shadow: 
+    0 8px 30px rgba(0, 0, 0, 0.15),
+    0 2px 6px rgba(0, 0, 0, 0.1),
+    inset 0 1px 0 rgba(255, 255, 255, 0.05),
+    0 0 20px rgba(139, 92, 246, 0.1);
+}
+
+/* Комфортные кнопки с мягким свечением */
+[data-theme="dark"] .btn-primary {
+  background: linear-gradient(135deg, #7c3aed 0%, #8b5cf6 50%, #9333ea 100%);
+  border: none;
+  box-shadow: 
+    0 4px 15px rgba(124, 58, 237, 0.25),
+    inset 0 1px 0 rgba(255, 255, 255, 0.1);
+}
+
+[data-theme="dark"] .btn-primary:hover {
+  background: linear-gradient(135deg, #8b5cf6 0%, #9333ea 50%, #a855f7 100%);
+  box-shadow: 
+    0 6px 20px rgba(124, 58, 237, 0.35),
+    0 0 25px rgba(139, 92, 246, 0.2),
+    inset 0 1px 0 rgba(255, 255, 255, 0.15);
+  transform: translateY(-1px);
+}
+
+[data-theme="dark"] .btn-primary:active {
+  transform: translateY(0);
+  box-shadow: 
+    0 2px 10px rgba(124, 58, 237, 0.3),
+    inset 0 1px 0 rgba(255, 255, 255, 0.05);
+}
+
+/* Успокаивающие формы ввода */
+[data-theme="dark"] .form-control,
+[data-theme="dark"] .form-select {
+  background: linear-gradient(145deg, #1c1c28, #242430);
+  border: 1px solid #35353f;
+  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+[data-theme="dark"] .form-control:focus,
+[data-theme="dark"] .form-select:focus {
+  background: linear-gradient(145deg, #1c1c28, #242430);
+  border-color: #8b5cf6;
+  box-shadow: 
+    inset 0 2px 4px rgba(0, 0, 0, 0.1),
+    0 0 0 3px rgba(139, 92, 246, 0.15),
+    0 0 20px rgba(139, 92, 246, 0.1);
+}
+
+/* Мягкие модальные окна */
+[data-theme="dark"] .modal-content {
+  background: linear-gradient(145deg, #22222f, #2a2a3a);
+  border: 1px solid rgba(139, 92, 246, 0.2);
+  box-shadow: 
+    0 25px 50px rgba(0, 0, 0, 0.3),
+    0 10px 25px rgba(0, 0, 0, 0.2),
+    inset 0 1px 0 rgba(255, 255, 255, 0.05);
+}
+
+[data-theme="dark"] .modal-backdrop {
+  background: linear-gradient(135deg, rgba(26, 26, 35, 0.8), rgba(26, 26, 35, 0.9));
+  -webkit-backdrop-filter: blur(8px);
+  backdrop-filter: blur(8px);
+}
+
+/* Навигация с мягким свечением */
+[data-theme="dark"] .navbar {
+  background: linear-gradient(145deg, #22222f, #2a2a3a);
+  border-bottom: 1px solid rgba(139, 92, 246, 0.1);
+  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
+  -webkit-backdrop-filter: blur(10px);
+  backdrop-filter: blur(10px);
+}
+
+[data-theme="dark"] .nav-link {
+  color: #b8b8c8;
+  transition: all 0.3s ease;
+}
+
+[data-theme="dark"] .nav-link:hover {
+  color: #e8e8f0;
+  text-shadow: 0 0 10px rgba(139, 92, 246, 0.3);
+}
+
+[data-theme="dark"] .nav-link.active {
+  color: #8b5cf6;
+  text-shadow: 0 0 15px rgba(139, 92, 246, 0.5);
+}
+
+/* Dropdown с улучшенной видимостью */
+[data-theme="dark"] .dropdown-menu {
+  background: linear-gradient(145deg, #22222f, #2a2a3a);
+  border: 1px solid rgba(139, 92, 246, 0.2);
+  box-shadow: 
+    0 10px 30px rgba(0, 0, 0, 0.2),
+    inset 0 1px 0 rgba(255, 255, 255, 0.05);
+  -webkit-backdrop-filter: blur(10px);
+  backdrop-filter: blur(10px);
+}
+
+[data-theme="dark"] .dropdown-item {
+  color: #b8b8c8;
+  transition: all 0.2s ease;
+}
+
+[data-theme="dark"] .dropdown-item:hover {
+  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(139, 92, 246, 0.05));
+  color: #e8e8f0;
+  border-radius: 6px;
+}
+
+/* Списки с мягкими границами */
+[data-theme="dark"] .list-group-item {
+  background: linear-gradient(145deg, #22222f, #2a2a3a);
+  border: 1px solid #35353f;
+  transition: all 0.3s ease;
+}
+
+[data-theme="dark"] .list-group-item:hover {
+  background: linear-gradient(145deg, #2a2a3a, #32323f);
+  border-color: rgba(139, 92, 246, 0.3);
+  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.1);
+}
+
+/* Вкладки с плавными переходами */
+[data-theme="dark"] .nav-tabs {
+  border-bottom: 2px solid #35353f;
+}
+
+[data-theme="dark"] .nav-tabs .nav-link {
+  background: transparent;
+  border: none;
+  color: #9090a0;
+  border-radius: 8px 8px 0 0;
+  transition: all 0.3s ease;
+}
+
+[data-theme="dark"] .nav-tabs .nav-link:hover {
+  background: linear-gradient(145deg, rgba(139, 92, 246, 0.05), rgba(139, 92, 246, 0.1));
+  color: #b8b8c8;
+}
+
+[data-theme="dark"] .nav-tabs .nav-link.active {
+  background: linear-gradient(145deg, #22222f, #2a2a3a);
+  color: #8b5cf6;
+  border-bottom: 3px solid #8b5cf6;
+  box-shadow: 0 -2px 10px rgba(139, 92, 246, 0.2);
+}
+
+/* Алерты с мягкими цветами */
+[data-theme="dark"] .alert {
+  border: none;
+  border-radius: 12px;
+  border-left-width: 4px;
+  border-left-style: solid;
+  -webkit-backdrop-filter: blur(10px);
+  backdrop-filter: blur(10px);
+}
+
+/* Скроллбар с улучшенной видимостью */
+[data-theme="dark"] ::-webkit-scrollbar {
+  width: 14px;
+  height: 14px;
+}
+
+[data-theme="dark"] ::-webkit-scrollbar-track {
+  background: #1c1c28;
+  border-radius: 8px;
+  margin: 2px;
+}
+
+[data-theme="dark"] ::-webkit-scrollbar-thumb {
+  background: linear-gradient(135deg, #7c3aed, #8b5cf6);
+  border-radius: 8px;
+  border: 2px solid #1c1c28;
+  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
+}
+
+[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
+  background: linear-gradient(135deg, #8b5cf6, #9333ea);
+  box-shadow: 
+    inset 0 1px 0 rgba(255, 255, 255, 0.15),
+    0 0 10px rgba(139, 92, 246, 0.3);
+}
+
+/* Медиа-запросы для адаптации к предпочтениям пользователя */
+@media (prefers-reduced-motion: reduce) {
+  [data-theme="dark"] * {
+    transition: none !important;
+    animation: none !important;
+  }
+}
+
+@media (prefers-contrast: high) {
+  [data-theme="dark"] {
+    --text: #f0f0f6;
+    --text-secondary: #c8c8d0;
+    --border: #4a4a5a;
+  }
+}
+
+@media (prefers-color-scheme: dark) and (prefers-reduced-transparency: reduce) {
+  [data-theme="dark"] .modal-backdrop,
+  [data-theme="dark"] .navbar,
+  [data-theme="dark"] .dropdown-menu {
+    -webkit-backdrop-filter: none;
+    backdrop-filter: none;
+  }
+}
+
+/* Специальные утилиты для ночного комфорта */
+.night-text {
+  color: var(--night-comfort-text) !important;
+  line-height: 1.7;
+}
+
+.night-card {
+  background: var(--night-comfort-card) !important;
+  border: 1px solid var(--night-comfort-border) !important;
+  border-radius: 12px;
+}
+
+.gentle-shadow {
+  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08) !important;
+}
+
+.soft-glow {
+  box-shadow: 0 0 20px var(--gentle-glow) !important;
+}
+
+/* Анимации для плавности */
+@keyframes gentle-pulse {
+  0%, 100% {
+    opacity: 0.8;
+  }
+  50% {
+    opacity: 1;
+  }
+}
+
+[data-theme="dark"] .pulse-gentle {
+  animation: gentle-pulse 3s ease-in-out infinite;
+}
\ No newline at end of file