/*
 * Iris Design System - Component Styles
 * 现代 SaaS / 科技类产品组件样式
 */

/* ========================================
   BASE RESET & GLOBAL
   ======================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--iris-font-family);
  font-size: var(--iris-text-md);
  font-weight: var(--iris-font-regular);
  color: var(--iris-neutral-900);
  background-color: var(--iris-neutral-0);
  line-height: var(--iris-leading-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   LAYOUT - 布局组件
   ======================================== */

.iris-container {
  width: var(--iris-container-lg);
  max-width: var(--iris-container-xl);
  margin: 0 auto;
  padding: 0 var(--iris-space-4);
}

.iris-section {
  padding: var(--iris-space-17) 0 var(--iris-space-10);
}

.iris-section--light {
  background: var(--iris-gradient-bg-light);
}

.iris-section--cool {
  background: var(--iris-gradient-bg-cool);
}

.iris-section--soft {
  background: var(--iris-gradient-bg-soft);
}

/* ========================================
   TYPOGRAPHY - 文字排版
   ======================================== */

.iris-heading-1 {
  font-size: var(--iris-text-8xl);
  font-weight: var(--iris-font-semibold);
  font-family: var(--iris-font-family-semibold);
  line-height: var(--iris-leading-5xl);
  color: var(--iris-neutral-900);
}

.iris-heading-2 {
  font-size: var(--iris-text-6xl);
  font-weight: var(--iris-font-semibold);
  font-family: var(--iris-font-family-semibold);
  line-height: var(--iris-leading-3xl);
  color: var(--iris-neutral-900);
}

.iris-heading-3 {
  font-size: var(--iris-text-5xl);
  font-weight: var(--iris-font-semibold);
  line-height: var(--iris-leading-2xl);
  color: var(--iris-neutral-900);
}

.iris-heading-4 {
  font-size: var(--iris-text-4xl);
  font-weight: var(--iris-font-medium);
  line-height: var(--iris-leading-lg);
  color: var(--iris-neutral-900);
}

.iris-heading-5 {
  font-size: var(--iris-text-3xl);
  font-weight: var(--iris-font-medium);
  line-height: var(--iris-leading-md);
  color: var(--iris-neutral-900);
}

.iris-text-body {
  font-size: var(--iris-text-md);
  font-weight: var(--iris-font-regular);
  line-height: var(--iris-leading-normal);
  color: var(--iris-neutral-700);
}

.iris-text-caption {
  font-size: var(--iris-text-sm);
  font-weight: var(--iris-font-regular);
  color: var(--iris-neutral-500);
}

/* ========================================
   BUTTONS - 按钮系统
   ======================================== */

.iris-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--iris-font-family-medium);
  font-weight: var(--iris-font-medium);
  border: none;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  text-align: center;
  letter-spacing: 0.5px;
  transition: background 0.5s;
}

/* Primary Button - 主按钮 */
.iris-btn--primary {
  background: #0070f9;
  color: var(--iris-neutral-0);
  font-size: 18px;
  height: 60px;
  line-height: 60px;
  padding: 0;
  width: 180px;
  border-radius: 12px;
}

.iris-btn--primary:hover {
  background: #1c87fd;
}

.iris-btn--primary:active {
  background: var(--iris-primary-active);
}

/* Secondary Button - 次按钮 (白色半透明边框) */
.iris-btn--secondary {
  background: hsla(0, 0%, 100%, 0.12);
  border: 1px solid #fff;
  color: var(--iris-neutral-0);
  font-size: 18px;
  height: 60px;
  line-height: 60px;
  padding: 0;
  width: 180px;
  border-radius: 12px;
}

.iris-btn--secondary:hover {
  background: hsla(0, 0%, 100%, 0.18);
}

/* Gradient Button - 渐变按钮 (高优先级 CTA) */
.iris-btn--gradient {
  background: var(--iris-gradient-primary);
  color: var(--iris-neutral-0);
  font-size: 18px;
  height: 60px;
  line-height: 60px;
  padding: 0;
  width: 180px;
  border-radius: 12px;
  box-shadow: 0 5px 15px 0 rgba(0, 0, 0, 0.051);
}

.iris-btn--gradient:hover {
  opacity: 0.9;
  box-shadow: 0 6px 20px 0 rgba(0, 123, 255, 0.4);
}

/* CTA Button - 促销按钮 (橙红渐变) */
.iris-btn--cta {
  background: linear-gradient(97.95deg, #ffa742 4.31%, #f95001 94.74%);
  color: var(--iris-neutral-0);
  font-size: 18px;
  height: 60px;
  line-height: 60px;
  padding: 0;
  width: 180px;
  border-radius: 12px;
  box-shadow: 0 5px 15px 0 rgba(0, 0, 0, 0.051);
}

.iris-btn--cta:hover {
  background: linear-gradient(97.95deg, #ffb55f 4.31%, #fb6b28 94.74%);
}

.iris-btn--cta:active {
  background: linear-gradient(97.95deg, #d98e38 4.31%, #d54401 94.74%);
}

/* Ghost Button - 幽灵按钮 */
.iris-btn--ghost {
  background: transparent;
  color: var(--iris-primary-700);
  font-size: 20px;
  line-height: 52px;
  padding: 0 32px;
  border: 1px solid var(--iris-primary-700);
  border-radius: 4px;
}

.iris-btn--ghost:hover {
  background: rgba(0, 101, 221, 0.08);
}

/* Link Button - 文字按钮 (带箭头) */
.iris-btn--link {
  background: transparent;
  color: var(--iris-primary-600);
  font-size: 15px;
  padding: 0;
  border: none;
}

.iris-btn--link:hover {
  color: var(--iris-primary-hover);
}

/* Inline Button - 内联小按钮 */
.iris-btn--inline {
  background: #0070f9;
  color: var(--iris-neutral-0);
  font-size: 15px;
  line-height: 40px;
  padding: 0 24px;
  border-radius: 4px;
  width: auto;
  height: auto;
}

.iris-btn--inline:hover {
  background: rgba(0, 112, 255, 0.8);
}

/* Button Sizes */
.iris-btn--sm {
  font-size: 14px;
  height: 40px;
  line-height: 40px;
  width: 120px;
}

.iris-btn--lg {
  font-size: 20px;
  height: 60px;
  line-height: 60px;
  width: 200px;
}

.iris-btn--pill {
  border-radius: 30px;
}

/* New Icon Badge on Nav/Button */
.iris-badge-new {
  background: linear-gradient(270deg, #ff771c, #ff961c 105.88%);
  border-radius: 10px 10px 10px 0;
  color: #fff;
  font-size: 11px;
  font-weight: 400;
  line-height: 16px;
  padding: 1px 6px;
  position: absolute;
  right: -10px;
  top: -6px;
  z-index: 1;
}

/* Link Button - 文字按钮 */
.iris-btn--link {
  background: transparent;
  color: var(--iris-primary-700);
  font-size: var(--iris-text-md);
  padding: 0;
  border: none;
}

.iris-btn--link:hover {
  color: var(--iris-primary-hover);
}

/* Button Sizes */
.iris-btn--sm {
  font-size: var(--iris-text-base);
  padding: 8px 20px;
}

.iris-btn--lg {
  font-size: var(--iris-text-xl);
  padding: 14px 40px;
}

.iris-btn--pill {
  border-radius: var(--iris-radius-pill);
}

/* ========================================
   CARDS - 卡片组件
   ======================================== */

.iris-card {
  background: var(--iris-neutral-0);
  border-radius: var(--iris-radius-2xl);
  padding: var(--iris-space-8);
  transition: var(--iris-transition-base);
}

.iris-card--shadow {
  box-shadow: var(--iris-shadow-sm);
}

.iris-card--shadow:hover {
  box-shadow: var(--iris-shadow-card-hover);
  transform: translateY(-2px);
}

.iris-card--bordered {
  border: 1px solid var(--iris-neutral-200);
}

.iris-card--bordered:hover {
  border-color: var(--iris-primary-500);
  box-shadow: var(--iris-shadow-primary);
}

.iris-card--float {
  box-shadow: var(--iris-shadow-card-float);
}

.iris-card--glass {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: var(--iris-shadow-card);
}

/* ========================================
   NAVIGATION - 导航组件
   ======================================== */

.iris-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--iris-neutral-0);
  height: 64px;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 10px 0 rgba(0, 0, 0, 0.06);
  transition: background-color 0.3s, box-shadow 0.3s;
}

.iris-header--transparent {
  background-color: transparent;
  box-shadow: none;
}

.iris-header--transparent .iris-nav__item {
  color: var(--iris-neutral-0);
}

.iris-header--scrolled {
  background-color: var(--iris-neutral-0);
  box-shadow: 0 2px 10px 0 rgba(0, 0, 0, 0.06);
}

.iris-header--scrolled .iris-nav__item {
  color: #444546;
}

.iris-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.iris-nav__item {
  display: flex;
  align-items: center;
  font-size: 16px;
  font-family: var(--iris-font-family);
  font-weight: var(--iris-font-regular);
  color: #444546;
  text-decoration: none;
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
  width: fit-content;
  transition: color 0.3s, background-color 0.3s;
}

.iris-nav__item:hover {
  background-color: #f2f3f5;
  color: #0070f9;
  font-weight: var(--iris-font-medium);
}

.iris-nav__item--active {
  background-color: #f2f3f5;
  color: #0070f9;
  font-weight: var(--iris-font-medium);
}

/* Dropdown */
.iris-dropdown {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 70px;
  background: var(--iris-neutral-0);
  border-radius: 12px;
  border-top: 1px solid #e8e9ed;
  box-shadow: 0 14px 24px -4px rgba(31, 35, 41, 0.12);
  padding: 28px 18px;
  opacity: 0;
  visibility: hidden;
  transition: var(--iris-transition-spring);
}

.iris-dropdown--visible {
  opacity: 1;
  visibility: visible;
}

.iris-dropdown__item {
  display: flex;
  align-items: center;
  padding: 10px 10px 10px 24px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  color: var(--iris-neutral-950);
  text-decoration: none;
  transition: background-color 0.2s, color 0.2s;
}

.iris-dropdown__item:hover {
  background: rgba(33, 51, 95, 0.051);
  color: var(--iris-primary-500);
}

.iris-dropdown__bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  background: rgba(229, 241, 254, 0.5);
  border-radius: 8px;
  margin-top: 12px;
  cursor: pointer;
  font-size: 14px;
  color: var(--iris-primary-500);
  transition: background 0.3s, color 0.3s;
}

.iris-dropdown__bottom:hover {
  background: #2990ff;
  color: var(--iris-neutral-0);
}

/* ========================================
   HERO SECTION - 首屏区域
   ======================================== */

.iris-hero {
  position: relative;
  min-height: 670px;
  background: linear-gradient(90deg, #f7fbff, #eaeff5);
  overflow: hidden;
}

.iris-hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  overflow: hidden;
  z-index: 0;
}

.iris-hero__bg img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  margin: auto;
}

.iris-hero__bg--gradient::before,
.iris-hero__bg--gradient::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
}

.iris-hero__bg--gradient::before {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(1, 117, 255, 0.2) 0%, transparent 70%);
  top: -100px;
  right: -100px;
}

.iris-hero__bg--gradient::after {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(66, 165, 251, 0.15) 0%, transparent 70%);
  bottom: -80px;
  left: -80px;
}

.iris-hero__inner {
  position: relative;
  z-index: 2;
  display: flex;
  height: 100%;
  min-height: 670px;
  max-width: 1200px;
  min-width: 1200px;
  margin: auto;
  box-sizing: border-box;
  align-items: center;
  padding-left: 8px;
}

.iris-hero__content {
  width: 100%;
}

.iris-hero__title {
  font-size: 42px;
  font-weight: var(--iris-font-semibold);
  font-family: var(--iris-font-family-semibold);
  color: var(--iris-neutral-900);
  margin-bottom: 20px;
  line-height: 1.3;
}

.iris-hero__subtitle {
  font-size: 22px;
  color: var(--iris-neutral-700);
  margin-bottom: 32px;
  line-height: 1.6;
}

.iris-hero__actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.iris-hero__tip {
  position: absolute;
  bottom: 48px;
  color: var(--iris-neutral-500);
  font-size: 13px;
  z-index: 2;
}

/* Hero - 居中版本 (适用于产品展示页) */
.iris-hero--center {
  text-align: center;
}

.iris-hero--center .iris-hero__inner {
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 120px 0 80px;
}

.iris-hero--center .iris-hero__subtitle {
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

.iris-hero--center .iris-hero__actions {
  justify-content: center;
}

/* Hero Banner - 内嵌展示图 */
.iris-hero__banner {
  position: relative;
  max-width: 960px;
  margin: 40px auto 0;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 19, 86, 0.15);
}

.iris-hero__banner img {
  width: 100%;
  height: auto;
  display: block;
}

.iris-hero__banner--placeholder {
  height: 360px;
  background: linear-gradient(135deg, #e8f0fe 0%, #d4e4fc 50%, #c0d8fa 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--iris-neutral-600);
}

/* ========================================
   BADGE / TAG - 标签组件
   ======================================== */

.iris-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 6px;
  font-size: var(--iris-text-xs);
  font-weight: var(--iris-font-medium);
  border-radius: var(--iris-radius-sm);
  white-space: nowrap;
}

.iris-badge--primary {
  background: var(--iris-primary-50);
  color: var(--iris-primary-500);
}

.iris-badge--success {
  background: #f0f9eb;
  color: var(--iris-success);
}

.iris-badge--warning {
  background: #fdf6ec;
  color: var(--iris-warning);
}

.iris-badge--hot {
  background: var(--iris-gradient-cta);
  color: var(--iris-neutral-0);
}

/* ========================================
   TABS - 选项卡组件
   ======================================== */

/* 水平选项卡 (底部线条) */
.iris-tabs {
  display: flex;
  gap: var(--iris-space-6);
  border-bottom: 1px solid var(--iris-neutral-200);
}

.iris-tabs__item {
  padding: var(--iris-space-3) 0;
  font-size: 16px;
  font-weight: var(--iris-font-regular);
  color: var(--iris-neutral-600);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.3s;
}

.iris-tabs__item:hover {
  color: var(--iris-primary-500);
}

.iris-tabs__item--active {
  color: var(--iris-primary-500);
  font-weight: var(--iris-font-medium);
  border-bottom-color: var(--iris-primary-500);
}

/* 垂直侧边栏选项卡 (产品导航) */
.iris-tabs-vertical {
  display: flex;
  flex-direction: column;
  border-right: 1px solid #e8e9ed;
  box-shadow: 8px 0 16px 0 rgba(59, 59, 59, 0.102);
  padding: 30px 10px;
  align-items: flex-end;
}

.iris-tabs-vertical__item {
  display: flex;
  align-items: center;
  padding: 10px 10px 10px 24px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  color: var(--iris-neutral-950);
  cursor: pointer;
  width: 156px;
  margin-bottom: 21px;
  background: var(--iris-neutral-0);
  transition: background-color 0.2s, color 0.2s;
}

.iris-tabs-vertical__item:hover {
  background: rgba(33, 51, 95, 0.051);
  color: var(--iris-primary-500);
}

.iris-tabs-vertical__item--active {
  background: rgba(33, 51, 95, 0.051);
  color: var(--iris-primary-500);
}

/* ========================================
   PROGRESS BAR - 进度条 (轮播指示器)
   ======================================== */

.iris-progress {
  height: 3px;
  background: rgba(154, 158, 171, 0.2);
  border-radius: 2px;
  overflow: hidden;
}

.iris-progress__bar {
  height: 100%;
  background: linear-gradient(90deg, #0175ff 43.33%, rgba(1, 117, 255, 0) 100%);
  border-radius: 2px;
  width: 0%;
  transition: width 0.3s linear;
}

.iris-progress--active .iris-progress__bar {
  animation: iris-progress-fill 5s linear forwards;
}

@keyframes iris-progress-fill {
  from { width: 0%; }
  to { width: 100%; }
}

/* ========================================
   CAROUSEL INDICATORS - 轮播指示器
   ======================================== */

.iris-indicators {
  display: flex;
  gap: 12px;
  align-items: center;
}

.iris-indicators__item {
  width: 80px;
  cursor: pointer;
}

.iris-indicators__item .iris-progress {
  opacity: 0.5;
  transition: opacity 0.3s;
}

.iris-indicators__item--active .iris-progress {
  opacity: 1;
}

/* ========================================
   FOOTER - 页脚
   ======================================== */

.iris-footer {
  background: var(--iris-neutral-900);
  color: var(--iris-neutral-500);
  padding: var(--iris-space-12) 0 var(--iris-space-8);
}

.iris-footer__link {
  color: var(--iris-neutral-500);
  font-size: var(--iris-text-base);
  text-decoration: none;
  transition: color 0.3s;
}

.iris-footer__link:hover {
  color: var(--iris-neutral-0);
}

/* ========================================
   GRADIENT TEXT - 渐变文字效果
   ======================================== */

.iris-text-gradient {
  background: linear-gradient(90.54deg, #0175ff 0.47%, #0022ca 41.46%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.iris-text-highlight {
  color: #0070f9;
}

/* ========================================
   SECTION TITLE - 区块标题规范
   ======================================== */

.iris-section-title {
  color: var(--iris-neutral-950);
  font-family: var(--iris-font-family);
  font-size: 42px;
  font-weight: 500;
  line-height: 59px;
  text-align: center;
}

.iris-section-subtitle {
  color: #353840;
  font-size: 20px;
  margin-top: 10px;
  text-align: center;
}

.iris-section-title--left {
  text-align: left;
  font-size: 38px;
  line-height: 53px;
  font-weight: 600;
  color: #444546;
}

.iris-section-subtitle--left {
  text-align: left;
  color: #747576;
  font-size: 24px;
  line-height: 34px;
  margin-top: 20px;
}

/* ========================================
   GLASS CARD - 毛玻璃卡片
   ======================================== */

.iris-card-glass {
  backdrop-filter: blur(60px);
  -webkit-backdrop-filter: blur(60px);
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 0 0 0.5px rgba(0, 0, 0, 0.05), 0 2px 10px 0 rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  transition: box-shadow 0.2s;
}

.iris-card-glass:hover {
  box-shadow: 0 0 0 0.5px rgba(0, 0, 0, 0.05), 0 4px 16px 0 rgba(0, 0, 0, 0.15);
}

.iris-card-glass__link {
  display: flex;
  align-items: center;
  padding: 0 20px 0 32px;
  height: 112px;
  text-decoration: none;
  box-sizing: border-box;
}

/* ========================================
   ENTERPRISE TABS - 企业区块选项卡
   ======================================== */

.iris-tabs-enterprise {
  width: 190px;
  user-select: none;
}

.iris-tabs-enterprise__item {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f9fafc;
  border-bottom: 1px solid rgba(0, 0, 0, 0.051);
  color: #353840;
  cursor: pointer;
  font-size: 18px;
  font-weight: 400;
  height: 68px;
  line-height: 1;
  padding: 22px 0;
  width: 100%;
  transition: background-color 0.2s, color 0.2s;
}

.iris-tabs-enterprise__item:hover,
.iris-tabs-enterprise__item--active {
  background: #fff;
  color: var(--iris-primary-500);
}

/* ========================================
   BRAND SECTION - 品牌展示区块
   ======================================== */

.iris-brand-section {
  box-sizing: border-box;
  max-width: 1200px;
  margin: 0 auto;
  padding: 68px 0 40px;
  position: relative;
  overflow: hidden;
}

.iris-brand-section__btn-group {
  display: flex;
  margin-top: 39px;
  user-select: none;
  gap: 30px;
}

.iris-brand-section__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  cursor: pointer;
  font-size: 20px;
  font-weight: 500;
  height: 60px;
  width: 200px;
  letter-spacing: 0.5px;
  transition: background-color 0.2s;
}

.iris-brand-section__btn--primary {
  background-color: #0070f9;
  color: #fff;
}

.iris-brand-section__btn--primary:hover {
  background-color: rgba(0, 112, 249, 0.8);
}

.iris-brand-section__btn--ghost {
  background: transparent;
  border: 1px solid #0065dd;
  color: #0065dd;
}

.iris-brand-section__btn--ghost:hover {
  background: rgba(0, 101, 221, 0.08);
}

/* ========================================
   FLOATING ACTION - 悬浮客服/工具栏
   ======================================== */

.iris-fab {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  position: relative;
  cursor: pointer;
  transition: background-color 0.2s;
}

.iris-fab:hover {
  background-color: #f2f3f5;
}

.iris-fab:hover .iris-fab__icon {
  color: #0070f9;
}

.iris-fab::after {
  content: '';
  display: block;
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 29px;
  height: 1px;
  background-color: #eeeff0;
  border-radius: 9px;
  pointer-events: none;
}

.iris-fab:last-child::after {
  display: none;
}

/* ========================================
   UTILITIES - 工具类
   ======================================== */

.iris-letter-spacing-sm { letter-spacing: 0.5px; }
.iris-letter-spacing-md { letter-spacing: 1px; }
.iris-letter-spacing-lg { letter-spacing: 1.2px; }
.iris-letter-spacing-xl { letter-spacing: 4px; }

.iris-opacity-80 { opacity: 0.8; }
.iris-opacity-30 { opacity: 0.3; }

.iris-blur-60 {
  backdrop-filter: blur(60px);
  -webkit-backdrop-filter: blur(60px);
}

.iris-user-select-none {
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

/* ========================================
   TOAST - 通知浮条 (居中深色 pill)
   ======================================== */

@keyframes iris-toast-in {
  from { transform: translateY(-60px); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}

@keyframes iris-toast-out {
  from { opacity: 1; }
  to   { opacity: 0; }
}

/* Container — 固定顶部居中，纵向堆叠 */
.iris-toast-container {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

/* 单条通知 — 深色 pill */
.iris-toast {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: var(--iris-text-base);
  line-height: 1.4;
  background: #1e1e28;
  color: #fff;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.28);
  animation: iris-toast-in 0.25s ease-out;
  pointer-events: auto;
}

.iris-toast--removing {
  animation: iris-toast-out 0.2s ease-in forwards;
}

/* 图标 */
.iris-toast__icon {
  font-size: 15px;
  flex-shrink: 0;
  line-height: 1;
}

.iris-toast--success .iris-toast__icon { color: #4ade80; }
.iris-toast--error   .iris-toast__icon { color: #f87171; }

/* 消息文字 */
.iris-toast__msg {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
}