/* Google Fonts - Poppins for that clean, modern look */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    /* Premium Palette - Warm & Deep */
    --bg-primary: #120f0d;
    --bg-gradient: radial-gradient(circle at top center, #231d1a 0%, #120f0d 100%);
    --bg-card: #1e1a17;
    --accent-gold: #d4af37;
    --accent-gold-glow: rgba(212, 175, 55, 0.3);
    --accent-gold-gradient: linear-gradient(135deg, #f9e4a0 0%, #d4af37 50%, #b8962e 100%);
    --text-primary: #fdfaf5;
    --text-secondary: #a39992;
    --border-color: rgba(255, 255, 255, 0.05);
    --border-highlight: rgba(212, 175, 55, 0.2);
    --transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* --- Header --- */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 8%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-weight: 700;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 12px;
    letter-spacing: -0.5px;
}

.btn-create {
    background-color: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.7rem 1.4rem;
    border-radius: 30px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

.btn-create:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* --- Main Layout --- */
.main-container {
    display: grid;
    grid-template-columns: 1fr 450px;
    gap: 4rem;
    max-width: 1200px;
    margin: 3rem auto;
    padding: 0 8%;
}

/* --- Left Column: Profile --- */
.profile-col {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.user-profile {
    text-align: left;
}

.avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1.5rem;
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 0 2px var(--accent-gold);
}

.user-name {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
    letter-spacing: -1px;
}

.user-tagline {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.social-links {
    display: flex;
    gap: 20px;
    margin-bottom: 2rem;
}

.social-links a {
    color: var(--text-primary);
    font-size: 1.5rem;
    transition: var(--transition);
    opacity: 0.7;
}

.social-links a:hover {
    opacity: 1;
    color: var(--accent-gold);
    transform: scale(1.2);
}

.user-bio {
    color: var(--text-secondary);
    max-width: 600px;
    font-size: 1.05rem;
    font-weight: 300;
    line-height: 1.8;
}

.projects-section h2 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    opacity: 0.6;
}

.projects-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.project-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.project-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2rem;
    max-width: 550px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-highlight), transparent);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-highlight);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.project-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.6rem;
    font-weight: 600;
}

.project-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 300;
}

/* --- Right Column: Payment --- */
.payment-col {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.payment-box {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 32px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    position: relative;
}

.payment-box h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.amount-chips {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 2rem;
}

.chip {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 1rem 0.5rem;
    border-radius: 16px;
    cursor: pointer;
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.chip i {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.chip.active {
    background: var(--accent-gold-gradient);
    border-color: transparent;
    color: #120f0d;
    font-weight: 600;
    box-shadow: 0 10px 20px var(--accent-gold-glow);
}

.chip:hover:not(.active) {
    border-color: var(--border-highlight);
    transform: translateY(-3px);
}

.custom-amount, .message-box {
    text-align: left;
    margin-bottom: 1.5rem;
}

.custom-amount label, .message-box label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.7rem;
    font-weight: 500;
}

.input-group {
    display: flex;
    align-items: center;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 0 1.2rem;
    transition: var(--transition);
}

.input-group:focus-within {
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.input-group span {
    color: var(--text-secondary);
    margin-right: 10px;
    font-weight: 600;
}

.input-group input, .message-box textarea {
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 1rem 0;
    width: 100%;
    font-family: inherit;
    outline: none;
    font-size: 1rem;
}

.message-box textarea {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 1rem;
    resize: none;
    height: 100px;
    transition: var(--transition);
}

.message-box textarea:focus {
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.result-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 32px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

.amount-display {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.amount-display span {
    background: var(--accent-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.upi-section {
    margin-bottom: 2rem;
}

.upi-id-badge {
    background-color: var(--bg-primary);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
    display: inline-block;
    font-weight: 500;
    color: var(--text-primary);
}

.qr-section img {
    width: 220px;
    height: 220px;
    background-color: white;
    padding: 15px;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.btn-action {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    margin: 0 8px;
}

.btn-action:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-2px);
}

/* --- Footer --- */
.site-footer {
    text-align: center;
    padding: 4rem 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.site-footer a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

/* --- Responsive --- */
@media (max-width: 992px) {
    .main-container {
        grid-template-columns: 1fr;
        gap: 5rem;
        padding: 0 5%;
    }

    .payment-col {
        order: -1;
    }

    .user-name {
        font-size: 2rem;
    }
}