* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
    background: #0b0c14;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 16px;
}

.phone-frame {
    max-width: 400px;
    width: 100%;
    background: #151823;
    border-radius: 40px;
    padding: 24px 20px 30px;
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.7), 0 0 0 2px #2f3545 inset;
    position: relative;
    border: 1px solid #4b5267;
}

.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #b9c8e6;
    font-size: 14px;
    font-weight: 500;
    padding-bottom: 15px;
    border-bottom: 1px solid #2b3142;
    margin-bottom: 20px;
}
.time {
    background: #1e2332;
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 13px;
}
.battery {
    display: flex;
    align-items: center;
    gap: 6px;
}
.battery i {
    font-size: 18px;
    color: #6ed47c;
}

.main-title {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: 1px;
    color: #fff;
    text-align: center;
    margin-bottom: 5px;
    background: linear-gradient(135deg, #f7e05e, #f9c74f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 10px rgba(247, 224, 94, 0.3);
}

.badge-row {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
}
.badge {
    background: #252b3d;
    color: #ccd9f0;
    padding: 6px 22px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 500;
    border: 1px solid #49516b;
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.6);
}

.card {
    background: #1e2335;
    border-radius: 28px;
    padding: 20px;
    margin-bottom: 20px;
    border: 1px solid #3b435b;
    box-shadow: 0 10px 0 #0e111c;
}

.app-card {
    background: linear-gradient(145deg, #21273f, #1a1f30);
}

.app-name {
    font-size: 22px;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.app-name i {
    background: #f5b342;
    padding: 8px;
    border-radius: 18px;
    color: #1a1f2b;
    font-size: 18px;
}

.download-buttons {
    display: flex;
    gap: 12px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}
.download-btn {
    flex: 1 1 0;
    min-width: 130px;
    border: none;
    padding: 16px 0;
    border-radius: 60px;
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 6px 0 rgba(0,0,0,0.3);
    transition: 0.1s ease;
    cursor: pointer;
    border: 2px solid rgba(255,255,255,0.2);
    text-decoration: none;
    color: #1b1f2d;
}
.download-btn:active {
    transform: translateY(4px);
    box-shadow: 0 2px 0 rgba(0,0,0,0.3);
}
.btn-android {
    background: #ffcd4d;
    box-shadow: 0 6px 0 #b57c1a;
    border-color: #ffdb8a;
}
.btn-ios {
    background: #5e6c9e;
    box-shadow: 0 6px 0 #2f3b62;
    border-color: #99a8d9;
    color: white;
}
.btn-ios i {
    color: white;
}

.url-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #2b3147;
    padding: 12px 18px;
    border-radius: 40px;
    border: 1px solid #5b6688;
}
.url-text {
    color: #b9d0ff;
    font-size: 18px;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.url-text i {
    margin-right: 8px;
    color: #ffcd4d;
}
.copy-btn {
    background: #3e465f;
    border: none;
    color: white;
    padding: 8px 22px;
    border-radius: 40px;
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    border: 1px solid #7e8bb4;
    cursor: pointer;
    transition: 0.2s;
}
.copy-btn:active {
    background: #5f6b92;
}

.id-card {
    background: #1f253b;
    border-radius: 28px;
    padding: 22px 20px;
    border: 1px solid #e0b84d;
    box-shadow: 0 8px 0 #996f2a;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}
.id-label {
    color: #ffe087;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.id-number {
    background: #0000002e;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 26px;
    font-weight: 800;
    color: #ffd966;
    margin-left: 6px;
    border: 1px dashed #ffcd4d;
}
.copy-id-btn {
    background: #f5b942;
    border: none;
    border-radius: 40px;
    padding: 14px 28px;
    font-size: 18px;
    font-weight: 700;
    color: #1a1f2b;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 5px 0 #a0751e;
    cursor: pointer;
    transition: 0.1s;
    border: 1px solid #ffe28b;
}
.copy-id-btn:active {
    transform: translateY(4px);
    box-shadow: 0 1px 0 #a0751e;
}

.slogan {
    text-align: center;
    background: #2a314b;
    padding: 12px 8px;
    border-radius: 50px;
    margin: 20px 0 18px;
    color: #fff5cf;
    font-size: 18px;
    font-weight: 600;
    border: 1px solid #e1b85c;
    box-shadow: 0 0 10px #fbc74f4d;
}
.slogan i {
    margin: 0 5px;
    color: #ffd966;
}

.tutorial-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 6px 12px 6px;
    cursor: pointer;
}
.tutorial-title {
    font-size: 22px;
    font-weight: 700;
    color: white;
}
.tutorial-title i {
    color: #fec260;
    margin-right: 8px;
}
.toggle-icon {
    color: #ffcd4d;
    font-size: 26px;
    transition: 0.3s;
    background: #2d354f;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}
.tutorial-content {
    overflow: hidden;
    transition: max-height 0.4s ease;
    max-height: 450px;
}
.tutorial-content.collapsed {
    max-height: 0;
}

.step-list {
    background: #1b2133;
    border-radius: 28px;
    padding: 22px 18px 18px 30px;
    border: 1px solid #4a547a;
    list-style-type: decimal;
    color: #cfdefa;
    font-size: 17px;
    line-height: 1.9;
    margin-top: 6px;
}
.step-list li {
    margin-bottom: 14px;
    padding-left: 6px;
}
.step-list li::marker {
    color: #ffcd4d;
    font-weight: bold;
    font-size: 1.2em;
}
.step-list i {
    color: #ffcd4d;
    width: 22px;
    margin-right: 6px;
}

.swipe-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #8f9ed4;
    margin: 5px 0 18px;
    font-size: 16px;
    font-weight: 400;
}
.swipe-hint i {
    font-size: 28px;
    color: #fbc74f;
    animation: bounceUp 1.5s infinite;
}
@keyframes bounceUp {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.important-notice {
    background: #2a1f1f;
    color: #ffcc00;
    padding: 14px 18px;
    border-radius: 50px;
    text-align: center;
    font-weight: 700;
    font-size: 17px;
    border: 2px solid #ffaa00;
    box-shadow: 0 6px 0 #7f5500;
    margin: 24px 0 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    letter-spacing: 0.3px;
}
.important-notice i {
    font-size: 22px;
    color: #ffaa00;
}

.toast-message {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: #1e263de0;
    backdrop-filter: blur(12px);
    color: white;
    padding: 12px 28px;
    border-radius: 60px;
    font-size: 18px;
    font-weight: 500;
    border: 1px solid #ffcd4d;
    box-shadow: 0 10px 25px black;
    z-index: 999;
    opacity: 0;
    transition: opacity 0.25s;
    pointer-events: none;
    white-space: nowrap;
}
.toast-message.show {
    opacity: 1;
}

.footer-note {
    color: #5b6990;
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    border-top: 1px dashed #33405f;
    padding-top: 16px;
}
.ios-hint {
    color: #aabcf0;
    font-size: 15px;
    text-align: center;
    margin-top: 6px;
}