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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--tg-theme-bg-color, #ffffff);
    color: var(--tg-theme-text-color, #000000);
    padding: 20px 16px 40px;
    transition: background 0.2s ease;
}

.container {
    max-width: 600px;
    margin: 0 auto;
}

h1 {
    font-size: 24px;
    text-align: center;
    margin-bottom: 8px;
}

.sub {
    text-align: center;
    font-size: 14px;
    color: var(--tg-theme-hint-color, #6c6c70);
    margin-bottom: 24px;
}

.card {
    background: var(--tg-theme-secondary-bg-color, #f5f5f7);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 20px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.card-title {
    font-weight: 600;
    margin-bottom: 16px;
    font-size: 16px;
}

.map-container {
    width: 100%;
    height: 350px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 12px;
    border: 1px solid var(--tg-theme-hint-color, #e5e5ea);
}

.selected-address {
    background: rgba(52, 199, 89, 0.12);
    padding: 12px;
    border-radius: 12px;
    font-size: 14px;
    margin-top: 8px;
    animation: fadeInUp 0.3s ease;
}

.field {
    margin-bottom: 16px;
}

label {
    display: block;
    font-size: 14px;
    margin-bottom: 6px;
    font-weight: 500;
}

label .required {
    color: #ff3b30;
    margin-left: 4px;
}

input {
    width: 100%;
    padding: 12px 14px;
    font-size: 16px;
    border: 1px solid var(--tg-theme-hint-color, #c6c6c8);
    border-radius: 12px;
    background: var(--tg-theme-bg-color, #ffffff);
    color: var(--tg-theme-text-color, #000000);
    transition: all 0.2s ease;
}

input:focus {
    outline: none;
    border-color: var(--tg-theme-button-color, #3390ec);
    transform: scale(1.01);
}

input.error {
    border-color: #ff3b30;
    animation: shake 0.3s ease;
}

.error-msg {
    font-size: 12px;
    color: #ff3b30;
    margin-top: 4px;
    animation: fadeIn 0.2s ease;
}

.row {
    display: flex;
    gap: 12px;
}

.row .field {
    flex: 1;
}

.btn-geo {
    margin-top: 8px;
    background: var(--tg-theme-button-color, #3390ec);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.1s;
}

.btn-geo:active {
    transform: scale(0.96);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

@media (prefers-color-scheme: dark) {
    .card {
        background: var(--tg-theme-secondary-bg-color, #1c1c1e);
    }
    .map-container {
        border-color: var(--tg-theme-hint-color, #38383a);
    }
}