:root {
    --body-font: 'Google Sans Text', 'Google Sans', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --display-font: 'Google Sans', 'Google Sans Text', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --color-text: #202124;
    --color-text-secondary: #5f6368;
    --color-border: #dadce0;
    --color-surface: #f8f9fa;
    --color-blue: #1a73e8;
    --color-blue-strong: #1557b0;
    --color-green: #0d904f;
    --color-amber: #e37400;
    --color-red: #d93025;
    --color-purple: #6a1b9a;
    --color-purple-soft: rgba(106,27,154,0.08);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--body-font);
    background: linear-gradient(135deg, #f7f0ff 0%, #e8f0fe 50%, #f0f4ff 100%);
    background-attachment: fixed;
    min-height: 100vh;
    color: var(--color-text);
    line-height: 1.5;
    letter-spacing: 0.1px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 { font-family: var(--display-font); letter-spacing: -0.5px; }

/* ═══════ TOP BAR ═══════ */
.top-bar {
    position: sticky; top: 0; z-index: 9999;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 24px; height: 64px;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
}
.logo-area { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-area img { width: 32px; height: 32px; border-radius: 8px; }
.logo-area span {
    color: var(--color-text); font-size: 1.1rem; font-weight: 500;
    font-family: var(--display-font);
}
.logo-area em { font-style: normal; color: var(--color-purple); font-weight: 500; }
.top-actions { display: flex; align-items: center; gap: 8px; }
.hospital-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 12px; border-radius: 999px;
    background: var(--color-purple-soft); color: var(--color-purple);
    font-size: 0.85rem; font-weight: 500;
}
.hospital-badge .material-icons-outlined { font-size: 16px; }
.icon-btn {
    width: 40px; height: 40px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: transparent; border: none; cursor: pointer;
    color: var(--color-text-secondary);
    transition: background 0.12s ease;
}
.icon-btn:hover { background: var(--color-surface); }
.icon-btn .material-icons-outlined { font-size: 22px; }

/* ═══════ AUTH VIEW ═══════ */
.auth-view {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 48px; max-width: 1200px;
    margin: 0 auto; padding: 64px 32px;
    align-items: start;
}
.auth-card, .auth-aside {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 36px;
}
.chip {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 16px; border-radius: 999px;
    background: var(--color-purple-soft); color: var(--color-purple);
    font-size: 0.8rem; font-weight: 500; margin-bottom: 24px;
    border: 1px solid rgba(106,27,154,0.15);
}
.chip .material-icons-outlined { font-size: 16px; }
.auth-card h1 {
    font-size: 2rem; font-weight: 500; line-height: 1.15;
    letter-spacing: -1px; margin-bottom: 16px;
    background: linear-gradient(135deg, var(--color-purple), var(--color-blue));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.subtitle {
    font-size: 0.95rem; color: var(--color-text-secondary);
    line-height: 1.7; margin-bottom: 28px;
}

.auth-tabs {
    display: flex; gap: 4px; padding: 4px;
    background: var(--color-surface); border-radius: 10px;
    margin-bottom: 24px;
}
.auth-tab {
    flex: 1; padding: 10px 16px;
    background: transparent; border: none; cursor: pointer;
    font-family: var(--display-font); font-size: 0.9rem; font-weight: 500;
    color: var(--color-text-secondary); border-radius: 8px;
    transition: all 0.15s ease;
}
.auth-tab.active { background: white; color: var(--color-text); box-shadow: 0 1px 4px rgba(0,0,0,0.08); }
.auth-tab:hover:not(.active) { color: var(--color-text); }

.auth-form { display: flex; flex-direction: column; gap: 16px; }
.auth-form label { display: flex; flex-direction: column; gap: 6px; }
.auth-form label span {
    font-size: 0.82rem; font-weight: 500; color: var(--color-text-secondary);
}
.auth-form input {
    padding: 12px 14px; border-radius: 8px; border: 1px solid var(--color-border);
    font-size: 0.95rem; font-family: var(--body-font);
    background: white; color: var(--color-text);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.auth-form input:focus {
    outline: none; border-color: var(--color-purple);
    box-shadow: 0 0 0 3px rgba(106,27,154,0.12);
}
.auth-warning {
    display: flex; gap: 10px; padding: 12px 14px;
    background: rgba(26,115,232,0.05); border: 1px solid rgba(26,115,232,0.18);
    border-radius: 8px;
    color: var(--color-blue); font-size: 0.82rem; line-height: 1.5;
}
.auth-warning .material-icons-outlined { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.auth-error { color: var(--color-red); font-size: 0.85rem; margin-top: 4px; }

.cta-btn {
    display: inline-flex; align-items: center; gap: 8px; justify-content: center;
    padding: 12px 24px; border-radius: 8px; font-size: 0.95rem;
    font-weight: 500; text-decoration: none; transition: all 0.2s;
    border: none; cursor: pointer;
    font-family: var(--display-font);
}
.cta-primary {
    background: var(--color-purple); color: white;
    box-shadow: 0 2px 10px rgba(106,27,154,0.25);
}
.cta-primary:hover { background: #4a0072; transform: translateY(-1px); box-shadow: 0 4px 18px rgba(106,27,154,0.32); }
.cta-primary:disabled { background: var(--color-text-secondary); cursor: not-allowed; transform: none; box-shadow: none; }
.cta-secondary {
    background: white; color: var(--color-purple);
    border: 1px solid var(--color-border);
}
.cta-secondary:hover { background: var(--color-surface); border-color: var(--color-purple); }
.cta-danger {
    background: white; color: var(--color-red);
    border: 1px solid var(--color-border);
}
.cta-danger:hover { background: rgba(217,48,37,0.06); border-color: var(--color-red); }
.cta-btn .material-icons-outlined { font-size: 20px; }

.link-btn {
    background: none; border: none; padding: 0;
    color: var(--color-purple); cursor: pointer;
    font-family: var(--display-font); font-size: 0.85rem; font-weight: 500;
}
.link-btn:hover { text-decoration: underline; }

/* ═══════ AUTH ASIDE ═══════ */
.auth-aside h2 { font-size: 1.35rem; font-weight: 500; margin-bottom: 20px; }
.auth-features { list-style: none; display: flex; flex-direction: column; gap: 20px; margin-bottom: 24px; }
.auth-features li { display: flex; gap: 14px; }
.auth-features li > .material-icons-outlined {
    flex-shrink: 0; width: 40px; height: 40px;
    border-radius: 10px; display: flex; align-items: center; justify-content: center;
    font-size: 22px; background: var(--color-purple-soft); color: var(--color-purple);
}
.auth-features li:nth-child(2) > .material-icons-outlined { background: rgba(26,115,232,0.08); color: var(--color-blue); }
.auth-features li:nth-child(3) > .material-icons-outlined { background: rgba(13,144,79,0.08); color: var(--color-green); }
.auth-features li:nth-child(4) > .material-icons-outlined { background: rgba(227,116,0,0.08); color: var(--color-amber); }
.auth-features li strong { display: block; font-weight: 500; font-size: 0.95rem; margin-bottom: 4px; }
.auth-features li p { font-size: 0.85rem; color: var(--color-text-secondary); line-height: 1.55; }
.auth-disclaimer {
    padding: 14px 16px; border-radius: 10px;
    background: rgba(227,116,0,0.06); border: 1px solid rgba(227,116,0,0.18);
    font-size: 0.78rem; color: var(--color-amber); line-height: 1.55;
}
.auth-disclaimer strong { font-weight: 500; }

/* ═══════ APP VIEW ═══════ */
.app-view {
    display: grid; grid-template-columns: 320px 1fr;
    gap: 24px; max-width: 1400px;
    margin: 0 auto; padding: 24px 32px 64px;
}

.sidebar { display: flex; flex-direction: column; gap: 16px; }

.sidebar-card {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: 14px;
    padding: 18px;
}
.sidebar-section-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 12px;
}
.sidebar-section-header h3 {
    font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.8px; color: var(--color-text-secondary);
}

/* ─── Connect card ─── */
.connect-header {
    display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px;
}
.connect-header > .material-icons-outlined {
    flex-shrink: 0; width: 40px; height: 40px;
    border-radius: 10px; display: flex; align-items: center; justify-content: center;
    font-size: 24px;
    background: var(--color-purple-soft); color: var(--color-purple);
}
.connect-header h3 { font-size: 1.02rem; font-weight: 500; margin-bottom: 2px; }
.connect-header p { font-size: 0.82rem; color: var(--color-text-secondary); }

.connect-form { display: flex; flex-direction: column; gap: 10px; }
.connect-form input {
    padding: 12px 14px; border-radius: 8px; border: 1px solid var(--color-border);
    font-family: 'SF Mono', 'Roboto Mono', Menlo, Consolas, monospace;
    font-size: 1.4rem; letter-spacing: 4px; text-align: center;
    text-transform: uppercase; font-weight: 600;
    background: white;
}
.connect-form input:focus {
    outline: none; border-color: var(--color-purple);
    box-shadow: 0 0 0 3px rgba(106,27,154,0.12);
}
.connect-hint {
    margin-top: 10px;
    font-size: 0.78rem; color: var(--color-text-secondary); line-height: 1.5;
}

/* ─── Visits list ─── */
.visits-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.visits-list li {
    padding: 10px 12px; border-radius: 8px; background: var(--color-surface);
    font-size: 0.85rem; display: flex; flex-direction: column; gap: 2px;
    cursor: default;
}
.visits-list li strong { color: var(--color-text); font-weight: 500; }
.visits-list li small { color: var(--color-text-secondary); font-size: 0.78rem; }
.visits-empty { font-style: italic; color: var(--color-text-secondary); }

/* ═══════ CONTENT (visit pane) ═══════ */
.content {
    background: rgba(255,255,255,0.65);
    border: 1px solid var(--color-border); border-radius: 16px;
    padding: 28px 32px; min-height: 70vh;
}
.patient-header {
    display: flex; justify-content: space-between; align-items: flex-start;
    margin-bottom: 24px; gap: 16px; flex-wrap: wrap;
}
.patient-header h2 { font-size: 1.6rem; font-weight: 500; margin-bottom: 4px; }
.content-subtitle { font-size: 0.9rem; color: var(--color-text-secondary); }

.patient-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px; margin-bottom: 28px;
}
.patient-card {
    background: white; border: 1px solid var(--color-border);
    border-radius: 12px; padding: 14px 16px;
}
.patient-card h4 {
    font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.8px; color: var(--color-text-secondary); margin-bottom: 6px;
}
.patient-card p { font-size: 0.92rem; color: var(--color-text); }

.history-section { margin-bottom: 32px; }
.history-section h3 {
    font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.8px; color: var(--color-text-secondary); margin-bottom: 12px;
}
.history-list { display: flex; flex-direction: column; gap: 6px; }
.history-row {
    display: grid; grid-template-columns: 1fr auto auto;
    gap: 12px; align-items: center;
    padding: 10px 14px; border-radius: 8px;
    background: white; border: 1px solid var(--color-border);
    font-size: 0.88rem;
}
.history-row .med { font-weight: 500; }
.history-row .meta { color: var(--color-text-secondary); font-size: 0.82rem; }
.history-row .dispensed-pill {
    font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
    padding: 3px 8px; border-radius: 999px;
    background: rgba(13,144,79,0.1); color: var(--color-green);
}
.history-row .pending-pill {
    font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
    padding: 3px 8px; border-radius: 999px;
    background: var(--color-surface); color: var(--color-text-secondary);
}
.history-empty { font-size: 0.85rem; color: var(--color-text-secondary); font-style: italic; }

/* ─── Prescribe form ─── */
.prescribe-section {
    background: white; border: 1px solid var(--color-border);
    border-radius: 14px; padding: 20px 22px;
}
.prescribe-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 14px;
}
.prescribe-header h3 {
    font-size: 1rem; font-weight: 500;
}
.rx-rows { display: flex; flex-direction: column; gap: 10px; }
.rx-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1.4fr 1fr 36px;
    gap: 8px; align-items: end;
}
.rx-row label { display: flex; flex-direction: column; gap: 4px; }
.rx-row label span {
    font-size: 0.72rem; color: var(--color-text-secondary); font-weight: 500;
    text-transform: uppercase; letter-spacing: 0.6px;
}
.rx-row input {
    padding: 10px 12px; border-radius: 8px; border: 1px solid var(--color-border);
    font-size: 0.92rem; font-family: var(--body-font); background: white;
}
.rx-row input:focus {
    outline: none; border-color: var(--color-purple);
    box-shadow: 0 0 0 3px rgba(106,27,154,0.12);
}
.rx-row-instructions {
    grid-column: 1 / -1;
    display: flex; flex-direction: column; gap: 4px;
}
.rx-row-instructions span {
    font-size: 0.72rem; color: var(--color-text-secondary); font-weight: 500;
    text-transform: uppercase; letter-spacing: 0.6px;
}
.rx-row-instructions input {
    padding: 10px 12px; border-radius: 8px; border: 1px solid var(--color-border);
    font-size: 0.9rem; background: white; font-family: var(--body-font);
}
.rx-row-wrap {
    background: var(--color-surface); padding: 14px;
    border-radius: 10px;
    display: flex; flex-direction: column; gap: 10px;
}
.rx-remove {
    width: 36px; height: 36px; border-radius: 8px;
    background: white; border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; margin-bottom: 1px;
    transition: all 0.15s ease;
}
.rx-remove:hover { color: var(--color-red); border-color: var(--color-red); }
.rx-remove .material-icons-outlined { font-size: 18px; }

.prescribe-actions {
    display: flex; justify-content: flex-end; margin-top: 16px;
}

/* ═══════ EMPTY STATE ═══════ */
.empty-state {
    text-align: center; padding: 80px 24px; color: var(--color-text-secondary);
}
.empty-state .material-icons-outlined { font-size: 56px; opacity: 0.45; }
.empty-state h3 { margin: 14px 0 6px; font-weight: 500; font-size: 1.15rem; }
.empty-state p { font-size: 0.9rem; }

/* ═══════ TOAST ═══════ */
.toast {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
    background: var(--color-text); color: white;
    padding: 12px 20px; border-radius: 10px;
    font-size: 0.88rem; font-weight: 500;
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    z-index: 2000;
    max-width: 90%;
}
.toast.error { background: var(--color-red); }
.toast.success { background: var(--color-green); }

/* ═══════ RESPONSIVE ═══════ */
@media (max-width: 960px) {
    .auth-view { grid-template-columns: 1fr; padding: 32px 16px; gap: 24px; }
    .app-view { grid-template-columns: 1fr; padding: 16px; }
    .rx-row { grid-template-columns: 1fr 1fr; }
    .rx-row > :nth-child(5) { grid-column: 1 / -1; justify-self: flex-end; }
}
@media (max-width: 600px) {
    .auth-card, .auth-aside { padding: 24px; }
    .auth-card h1 { font-size: 1.6rem; }
    .top-bar { padding: 0 12px; height: 56px; }
}