/* ============================================
   CashRoute — css/style.css
   Author: gorupa (https://github.com/gorupa)
   License: MIT
   ============================================ */

:root {
    --md-primary:        #1a73e8;
    --md-primary-dark:   #1557b0;
    --md-surface:        #ffffff;
    --md-background:     #f8f9fa;
    --md-on-surface:     #202124;
    --md-on-surface-var: #5f6368;
    --md-outline:        #dadce0;
    --md-success:        #1e8e3e;
    --md-elevation-1:    0 1px 2px rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
}

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

body {
    font-family: 'Roboto', sans-serif;
    background: var(--md-background);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ── Animations ── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideIn {
    from { opacity: 0; transform: translateY(10px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Top App Bar ── */
.app-bar {
    width: 100%;
    background: var(--md-surface);
    box-shadow: var(--md-elevation-1);
    padding: 0 16px;
    height: 64px;
    display: flex;
    align-items: center;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 100;
}
.brand-mark {
    width: 36px; height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.brand-mark .material-icons-round { font-size: 20px; color: white; }
.brand-name {
    font-family: 'Google Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--md-on-surface);
    letter-spacing: -0.3px;
    flex: 1;
}
.brand-name span { color: var(--md-primary); }

/* ── Content ── */
.content {
    width: 100%;
    max-width: 600px;
    padding: 24px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    animation: fadeUp 0.4s ease both;
}

/* ── Hero Banner ── */
.hero-banner {
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    border-radius: 16px;
    padding: 22px 24px;
    color: white;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(26,115,232,0.35);
}
.hero-banner::before {
    content: '';
    position: absolute;
    top: -50px; right: -30px;
    width: 180px; height: 180px;
    border-radius: 50%;
    background: rgba(255,255,255,0.07);
}
.hero-banner::after {
    content: '';
    position: absolute;
    bottom: -60px; left: -20px;
    width: 180px; height: 180px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
}
.hero-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}
.hero-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    background: rgba(255,255,255,0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.hero-icon .material-icons-round { font-size: 22px; color: white; }
.hero-title {
    font-family: 'Google Sans', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.2px;
}
.hero-subtitle { font-size: 0.78rem; opacity: 0.8; margin-top: 2px; }
.hero-steps {
    display: flex;
    align-items: center;
    gap: 6px;
    position: relative;
    z-index: 1;
}
.hero-step {
    flex: 1;
    background: rgba(255,255,255,0.13);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 10px;
    padding: 10px 6px;
    text-align: center;
    font-size: 0.71rem;
    line-height: 1.4;
}
.hero-step .material-icons-round { font-size: 17px; display: block; margin: 0 auto 3px; opacity: 0.9; }
.step-arrow { color: rgba(255,255,255,0.45); display: flex; align-items: center; }
.step-arrow .material-icons-round { font-size: 16px; }

/* ── Section Header ── */
.section-header {
    font-family: 'Google Sans', sans-serif;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--md-on-surface-var);
    padding: 0 4px;
    display: flex;
    align-items: center;
    gap: 7px;
}
.section-header .material-icons-round { font-size: 16px; color: var(--md-primary); }

/* ── Wallet List ── */
.wallet-card {
    background: var(--md-surface);
    border-radius: 16px;
    box-shadow: var(--md-elevation-1);
    overflow: hidden;
}
.wallet-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 15px 20px;
    cursor: pointer;
    transition: background 0.15s;
    border-bottom: 1px solid var(--md-outline);
    position: relative;
}
.wallet-item:last-child { border-bottom: none; }
.wallet-item:hover { background: #f8f9fa; }
.wallet-item.selected { background: #e8f0fe; }
.wallet-item:active { background: #d2e3fc; }

/* ── Wallet Logos ── */
.wallet-logo {
    width: 46px; height: 46px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.63rem;
    flex-shrink: 0;
    font-weight: 700;
    font-family: 'Google Sans', sans-serif;
    line-height: 1.25;
    text-align: center;
}
.logo-paytm    { background: #002970; color: #00baf2; }
.logo-phonepe  { background: #5f259f; color: white; }
.logo-amazon   { background: #232f3e; color: #ff9900; }
.logo-mobikwik { background: #21409a; color: white; }
.logo-jiomoney { background: #003087; color: #e63329; }

/* ── Wallet Info ── */
.wallet-info { flex: 1; min-width: 0; }
.wallet-name {
    font-family: 'Google Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--md-on-surface);
    margin-bottom: 1px;
}
.wallet-sub { font-size: 0.78rem; color: var(--md-on-surface-var); }

/* ── Radio Button ── */
.wallet-radio {
    width: 20px; height: 20px;
    border-radius: 50%;
    border: 2px solid var(--md-outline);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}
.wallet-item.selected .wallet-radio {
    border-color: var(--md-primary);
    background: var(--md-primary);
}
.wallet-radio::after {
    content: '';
    width: 8px; height: 8px;
    border-radius: 50%;
    background: white;
    opacity: 0;
    transform: scale(0);
    transition: all 0.2s cubic-bezier(0.34,1.56,0.64,1);
}
.wallet-item.selected .wallet-radio::after { opacity: 1; transform: scale(1); }

/* ── Connect Panel ── */
.connect-panel {
    background: var(--md-surface);
    border-radius: 16px;
    box-shadow: var(--md-elevation-1);
    padding: 20px;
    display: none;
}
.connect-panel.visible {
    display: block;
    animation: slideIn 0.3s cubic-bezier(0.34,1.56,0.64,1) both;
}
.connect-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--md-outline);
}
.connect-logo {
    width: 50px; height: 50px;
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.63rem;
    font-weight: 700;
    font-family: 'Google Sans', sans-serif;
    line-height: 1.25;
    text-align: center;
    flex-shrink: 0;
}
.connect-wallet-name {
    font-family: 'Google Sans', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--md-on-surface);
    margin-bottom: 2px;
}
.connect-wallet-desc { font-size: 0.8rem; color: var(--md-on-surface-var); }

/* ── Info Rows ── */
.info-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid #f1f3f4;
}
.info-row:last-of-type { border-bottom: none; }
.info-row .material-icons-round { font-size: 18px; color: var(--md-primary); flex-shrink: 0; margin-top: 1px; }
.info-row-text { font-size: 0.83rem; color: var(--md-on-surface-var); line-height: 1.45; }
.info-row-text strong { color: var(--md-on-surface); font-weight: 500; }

/* ── Security Note ── */
.security-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 11px 14px;
    background: #e6f4ea;
    border-radius: 10px;
    font-size: 0.78rem;
    color: #1e8e3e;
    font-weight: 500;
    margin-top: 14px;
    line-height: 1.45;
}
.security-note .material-icons-round { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

/* ── Buttons ── */
.btn-connect {
    width: 100%;
    height: 52px;
    background: var(--md-primary);
    color: white;
    border: none;
    border-radius: 100px;
    font-family: 'Google Sans', sans-serif;
    font-size: 0.975rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(26,115,232,0.4);
    margin-top: 18px;
}
.btn-connect:hover {
    background: var(--md-primary-dark);
    box-shadow: 0 4px 16px rgba(26,115,232,0.45);
    transform: translateY(-1px);
}
.btn-connect:active { transform: translateY(0); }
.btn-connect .material-icons-round { font-size: 20px; }

.btn-secondary {
    width: 100%;
    height: 44px;
    background: transparent;
    color: var(--md-primary);
    border: 1px solid var(--md-outline);
    border-radius: 100px;
    font-family: 'Google Sans', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.15s;
    margin-top: 10px;
}
.btn-secondary:hover { background: #e8f0fe; border-color: #93c5fd; }

/* ── No Selection ── */
.no-selection {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 28px 20px;
    background: var(--md-surface);
    border-radius: 16px;
    box-shadow: var(--md-elevation-1);
    text-align: center;
    color: var(--md-on-surface-var);
}
.no-selection .material-icons-round { font-size: 34px; color: var(--md-outline); }
.no-selection p { font-size: 0.85rem; }

/* ── Footer ── */
.footer {
    width: 100%;
    max-width: 600px;
    padding: 20px 16px 36px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.footer-brand { display: flex; align-items: center; gap: 8px; }
.footer-logo-mark {
    width: 28px; height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, #1a73e8, #0d47a1);
    display: flex;
    align-items: center;
    justify-content: center;
}
.footer-logo-mark .material-icons-round { font-size: 16px; color: white; }
.footer-brand-name {
    font-family: 'Google Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--md-on-surface);
}
.footer-brand-name span { color: var(--md-primary); }
.footer-divider { width: 40px; height: 1px; background: var(--md-outline); }
.footer-links {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--md-on-surface-var);
    flex-wrap: wrap;
    justify-content: center;
}
.footer-links a {
    color: var(--md-primary);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    transition: opacity 0.15s;
}
.footer-links a:hover { opacity: 0.7; }
.footer-sep { opacity: 0.4; }
.footer-copy {
    font-size: 0.73rem;
    color: var(--md-on-surface-var);
    text-align: center;
    line-height: 1.6;
    opacity: 0.72;
}

/* ── Responsive ── */
@media (max-width: 480px) {
    .app-bar { padding: 0 10px; }
    .content { padding: 16px 12px 12px; gap: 16px; }
    .wallet-item { padding: 13px 16px; }
    .hero-steps { gap: 4px; }
    .hero-step { padding: 8px 5px; font-size: 0.67rem; }
}