/* ==========================================
   青岛小影电子商务有限公司
   薰衣草梦配色 · 柔美插画风
   ========================================== */

:root {
    --accent: #9B72CF;
    --accent-light: #EDE4FF;
    --accent-lighter: #F5EEFF;
    --accent-dark: #7B52B9;
    --accent-glow: rgba(155, 114, 207, 0.2);
    --gold: #D4A5E5;
    --bg: #F8F5FF;
    --card-bg: #FFFFFF;
    --text: #2D1B4E;
    --text-muted: #7C6A9A;
    --text-dim: #B8A9D4;
    --border: #E8DFF0;
    --shadow: 0 8px 30px rgba(155, 114, 207, 0.12);
    --shadow-sm: 0 4px 15px rgba(155, 114, 207, 0.08);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
}

/* 柔美背景装饰 - 花瓣飘落效果 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(ellipse at 10% 20%, rgba(155, 114, 207, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 90% 80%, rgba(212, 165, 229, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(237, 228, 255, 0.03) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ========== Header ========== */
.header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(232, 223, 240, 0.5);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 22px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    font-size: 15px;
    color: var(--text);
    transition: var(--transition);
    position: relative;
    padding: 4px 0;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav a:hover::after,
.nav a.active::after {
    width: 100%;
}

.nav a:hover,
.nav a.active {
    color: var(--accent);
}

.nav a.active {
    font-weight: 600;
}

.user-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ========== Buttons ========== */
.btn {
    padding: 10px 24px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #fff;
    box-shadow: 0 4px 15px rgba(155, 114, 207, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(155, 114, 207, 0.35);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
}

.btn-outline:hover {
    background: var(--accent);
    color: #fff;
}

/* ========== Hero ========== */
.hero {
    background: linear-gradient(135deg, var(--accent) 0%, #B388DD 40%, #D4A5E5 100%);
    color: #fff;
    padding: 80px 20px 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.12) 0%, transparent 60%);
    animation: float 20s infinite ease-in-out;
}

/* 插花装饰元素 */
.hero::after {
    content: '✿';
    position: absolute;
    font-size: 120px;
    opacity: 0.1;
    color: #fff;
    right: 5%;
    bottom: 10%;
    animation: rotateFloat 25s infinite linear;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-3%, 5%); }
}

@keyframes rotateFloat {
    0% { transform: rotate(0deg) translateY(0); }
    50% { transform: rotate(180deg) translateY(-20px); }
    100% { transform: rotate(360deg) translateY(0); }
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 15px;
    position: relative;
    font-weight: 700;
    text-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.hero p {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 30px;
    position: relative;
}

.hero .btn {
    background: rgba(255,255,255,0.95);
    color: var(--accent);
    padding: 16px 44px;
    font-size: 16px;
    font-weight: 600;
}

.hero .btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    background: #fff;
}

/* 花瓣飘落动画 */
.petal {
    position: absolute;
    font-size: 18px;
    opacity: 0.15;
    animation: petalFall 15s infinite linear;
    pointer-events: none;
}

.petal:nth-child(1) { left: 10%; animation-duration: 18s; animation-delay: 0s; }
.petal:nth-child(2) { left: 30%; animation-duration: 22s; animation-delay: 3s; }
.petal:nth-child(3) { left: 55%; animation-duration: 16s; animation-delay: 6s; }
.petal:nth-child(4) { left: 75%; animation-duration: 20s; animation-delay: 9s; }
.petal:nth-child(5) { left: 90%; animation-duration: 14s; animation-delay: 12s; }

@keyframes petalFall {
    0% { transform: translateY(-50px) rotate(0deg); opacity: 0; }
    10% { opacity: 0.15; }
    90% { opacity: 0.1; }
    100% { transform: translateY(calc(100vh + 50px)) rotate(720deg); opacity: 0; }
}

/* ========== Sections ========== */
.section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    position: relative;
}

.section-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 35px;
    position: relative;
    display: inline-block;
    color: var(--text);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--gold));
    border-radius: 3px;
}

.section-title::before {
    content: '✦';
    color: var(--accent);
    font-size: 20px;
    margin-right: 10px;
    opacity: 0.7;
}

/* ========== Quick Links ========== */
.quick-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 30px;
}

.quick-link {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(232, 223, 240, 0.4);
    position: relative;
    overflow: hidden;
}

.quick-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--gold));
    opacity: 0;
    transition: var(--transition);
}

.quick-link:hover::before {
    opacity: 1;
}

.quick-link:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    border-color: var(--accent-light);
}

.quick-link .icon {
    font-size: 48px;
    margin-bottom: 18px;
    display: block;
}

.quick-link h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text);
}

.quick-link p {
    color: var(--text-muted);
    font-size: 14px;
}

/* ========== Cards ========== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.card {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    border: 1px solid rgba(232, 223, 240, 0.3);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    border-color: var(--accent-light);
}

.card-img {
    width: 100%;
    height: 190px;
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-lighter) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    position: relative;
    overflow: hidden;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-body {
    padding: 20px;
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.card-text {
    color: var(--text-muted);
    font-size: 14px;
}

.live-badge {
    background: linear-gradient(135deg, #FF6B8A, #FF4757);
    color: #fff;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    position: absolute;
    top: 15px;
    right: 15px;
    animation: pulse 2s infinite;
    box-shadow: 0 2px 10px rgba(255, 71, 87, 0.3);
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.85; transform: scale(1.05); }
}

/* ========== Footer ========== */
.footer {
    background: linear-gradient(180deg, var(--card-bg) 0%, #F0E8FF 100%);
    border-top: 1px solid var(--border);
    padding: 50px 20px 30px;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 16px;
    margin-bottom: 20px;
    color: var(--accent);
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

.footer-col a {
    display: block;
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--accent);
    padding-left: 3px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 13px;
}

.footer-bottom a {
    color: var(--text-muted);
    margin: 0 10px;
    transition: var(--transition);
}

.footer-bottom a:hover {
    color: var(--accent);
}

/* ========== Auth Pages ========== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg) 0%, var(--accent-light) 100%);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.auth-page::before {
    content: '✿';
    position: absolute;
    font-size: 200px;
    opacity: 0.04;
    color: var(--accent);
    right: -5%;
    bottom: -10%;
    transform: rotate(-15deg);
}

.auth-box {
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255,255,255,0.5);
    position: relative;
}

.auth-title {
    font-size: 28px;
    text-align: center;
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-muted);
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 15px;
    transition: var(--transition);
    outline: none;
    background: var(--card-bg);
    color: var(--text);
    font-family: inherit;
}

.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(155, 114, 207, 0.1);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.form-checkbox input[type="checkbox"] {
    margin-top: 4px;
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
}

.auth-link {
    text-align: center;
    margin-top: 25px;
    font-size: 14px;
    color: var(--text-muted);
}

.auth-link a {
    color: var(--accent);
    font-weight: 500;
}

/* ========== Live Page ========== */
.live-container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px 20px;
}

.video-area {
    background: #1a1a2e;
    border-radius: var(--radius);
    aspect-ratio: 16/9;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.video-area video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: rgba(255,255,255,0.3);
    font-size: 64px;
}

.gift-panel {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(232, 223, 240, 0.3);
}

.gift-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.gift-title::before {
    content: '🎁';
    font-size: 20px;
}

.gift-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.gift-item {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 15px 10px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.gift-item:hover {
    border-color: var(--accent-light);
    background: var(--accent-lighter);
}

.gift-item.active {
    border-color: var(--accent);
    background: var(--accent-light);
    box-shadow: 0 0 0 3px rgba(155, 114, 207, 0.1);
}

.gift-emoji {
    font-size: 28px;
}

.gift-name {
    font-size: 12px;
    margin-top: 5px;
    color: var(--text);
}

.gift-price {
    font-size: 11px;
    color: var(--accent);
    font-weight: 600;
    margin-top: 2px;
}

.gift-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.gift-count {
    width: 60px;
    padding: 8px 12px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    text-align: center;
    outline: none;
}

.gift-count:focus {
    border-color: var(--accent);
}

.send-gift-btn {
    flex: 1;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.send-gift-btn:hover {
    box-shadow: 0 4px 15px rgba(155, 114, 207, 0.3);
    transform: translateY(-1px);
}

.donate-list {
    max-height: 200px;
    overflow-y: auto;
}

.donate-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
}

.donate-item:last-child {
    border-bottom: none;
}

/* ========== Comic Reader ========== */
.comic-reader {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(232, 223, 240, 0.3);
}

.comic-image {
    width: 100%;
    max-height: 80vh;
    object-fit: contain;
    background: #f5f0fa;
}

.comic-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--bg);
    border-top: 1px solid var(--border);
}

.comic-nav .btn {
    padding: 10px 28px;
    font-size: 14px;
}

.page-indicator {
    padding: 10px 24px;
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-muted);
    box-shadow: var(--shadow-sm);
}

/* ========== Admin Layout ========== */
.admin-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    background: linear-gradient(180deg, var(--card-bg) 0%, #F0E8FF 100%);
    border-right: 1px solid var(--border);
    padding: 25px 20px;
}

.admin-logo {
    font-size: 17px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.admin-menu a {
    display: block;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 5px;
    color: var(--text);
    transition: var(--transition);
    font-size: 14px;
}

.admin-menu a:hover {
    background: var(--accent-light);
}

.admin-menu a.active {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #fff;
}

.admin-main {
    padding: 30px;
    background: var(--bg);
    min-height: 100vh;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.admin-header h1 {
    font-size: 24px;
    color: var(--text);
}

.admin-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(232, 223, 240, 0.3);
}

.admin-card h3 {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-row.cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

/* Upload styles */
.upload-row {
    display: flex;
    gap: 10px;
    align-items: center;
}

.upload-row input {
    flex: 1;
}

.upload-btn {
    padding: 8px 16px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    white-space: nowrap;
    font-size: 13px;
    transition: var(--transition);
}

.upload-btn:hover {
    background: var(--accent-dark);
    opacity: 0.9;
}

.upload-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.preview-img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.comic-images {
    margin-top: 15px;
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius-sm);
}

.comic-images h4 {
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--text-muted);
}

.image-item {
    display: flex;
    gap: 10px;
    margin-bottom: 8px;
    align-items: center;
}

.image-item input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--card-bg);
    color: var(--text);
    font-size: 13px;
}

.image-item button {
    padding: 6px 14px;
}

/* ========== Recharge Page ========== */
.recharge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
}

.recharge-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 35px 25px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(232, 223, 240, 0.3);
    cursor: pointer;
}

.recharge-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    border-color: var(--accent-light);
}

.recharge-card .icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.recharge-card h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: var(--text);
}

.recharge-card .price {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 5px;
}

.recharge-card .desc {
    font-size: 13px;
    color: var(--text-muted);
}

/* ========== Live Room Selector ========== */
.live-room-selector {
    display: flex;
    gap: 12px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.room-tabs {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.room-tab {
    padding: 12px 24px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    color: var(--text-muted);
    text-align: center;
}

.room-tab:hover {
    border-color: var(--accent-light);
    color: var(--accent);
}

.room-tab.active {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #fff;
    border-color: transparent;
}

.room-tab .tab-online {
    font-size: 11px;
    color: #22c55e;
    display: block;
    margin-top: 2px;
}

.room-tab.active .tab-online {
    color: rgba(255,255,255,0.8);
}

/* ========== Agreement Page ========== */
.agreement-content {
    padding: 40px;
    line-height: 2;
}

.agreement-content h3 {
    font-size: 18px;
    color: var(--accent);
    margin: 25px 0 15px;
}

.agreement-content h3:first-child {
    margin-top: 0;
}

.agreement-content p {
    margin-bottom: 12px;
    color: var(--text);
    font-size: 15px;
}

/* ========== Responsive ========== */
@media (max-width: 900px) {
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .live-container { grid-template-columns: 1fr; }
    .admin-layout { grid-template-columns: 1fr; }
    .quick-links { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .form-row.cols-3 { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .header-inner { height: 60px; }
    .nav { display: none; }
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 16px; }
    .hero { padding: 60px 20px 70px; }
    .footer-grid { grid-template-columns: 1fr; }
    .section { padding: 40px 16px; }
    .section-title { font-size: 24px; }
    .auth-box { padding: 30px 24px; }
    .recharge-grid { grid-template-columns: 1fr 1fr; }
}