/* FarmaSana v1.2 - CSS Mejorado */

:root {
--bg: #f0f4f8;
--border: #e2e8f0;
--danger: #ef4444;
--dark: #334155;
--gray: #64748b;
--header-bg: #ffffff;
--light: #f8fafc;
--nav: #ffffff;
--primary: #5b8def;
--primary-dark: #4a7ad9;
--primary-light: #e8f0fe;
--success: #22c55e;
--text: #1e293b;
--warning: #f59e0b;
--card-bg: #ffffff;
--shadow: 0 1px 3px rgba(0,0,0,0.08);
--shadow-lg: 0 10px 40px rgba(0,0,0,0.1);
}

[data-theme="dark"] {
--bg: #1a1d23;
--border: #334155;
--danger: #f87171;
--dark: #e2e8f0;
--gray: #94a3b8;
--header-bg: #252930;
--light: #252930;
--nav: #252930;
--primary: #7eb3f0;
--primary-dark: #5b9de8;
--primary-light: #1e3a5f;
--success: #4ade80;
--text: #f1f5f9;
--warning: #fbbf24;
--card-bg: #252930;
--shadow: 0 1px 3px rgba(0,0,0,0.3);
--shadow-lg: 0 10px 40px rgba(0,0,0,0.4);
}

[data-theme="dark"] small,
[data-theme="dark"] footer.site-footer { color: #e2e8f0; }

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

html, body { height: 100%; overflow: hidden; }
body { position: relative; }

body {
background: var(--bg);
color: var(--text);
display: flex;
flex-direction: column;
font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
line-height: 1.5;
}

/* Header */
.header {
background: var(--header-bg);
border-bottom: 1px solid var(--border);
box-shadow: 0 2px 10px rgba(0,0,0,0.15);
flex-shrink: 0;
z-index: 100;
transition: background 0.3s;
}

.header-content {
align-items: center;
display: flex;
justify-content: space-between;
padding: 0.6rem 1.5rem;
width: 100%;
}

.menu-toggle {
background: transparent;
border: none;
color: var(--dark);
cursor: pointer;
display: none;
font-size: 1.5rem;
padding: 0.25rem 0.5rem;
transition: transform 0.2s;
}
.menu-toggle:hover { transform: scale(1.1); }

.logo {
align-items: center;
color: var(--dark);
display: flex;
font-size: 1.35rem;
font-weight: 700;
gap: 0.5rem;
}
.logo span { color: var(--primary); transition: color 0.2s; }

.doctor-info {
align-items: center;
color: var(--gray);
display: flex;
font-size: 0.85rem;
gap: 0.75rem;
flex-shrink: 0;
}

.theme-toggle {
align-items: center;
background: var(--light);
border: 1px solid var(--border);
border-radius: 50%;
cursor: pointer;
display: flex;
font-size: 1.1rem;
height: 36px;
justify-content: center;
transition: all 0.3s;
width: 36px;
}
.theme-toggle:hover { background: var(--primary-light); transform: rotate(15deg); }

.btn-logout {
align-items: center;
background: transparent;
border: 1px solid var(--border);
border-radius: 8px;
color: var(--gray);
display: inline-flex;
font-size: 0.8rem;
gap: 0.35rem;
padding: 0.4rem 0.8rem;
text-decoration: none;
transition: all 0.2s;
white-space: nowrap;
flex-shrink: 0;
}
.btn-logout:hover {
background: var(--danger);
border-color: var(--danger);
color: white;
transform: translateY(-1px);
}

/* Navigation */
.top-nav {
background: var(--nav);
border-bottom: 1px solid var(--border);
display: flex;
flex-shrink: 0;
overflow-x: auto;
padding: 0 1rem;
width: 100%;
}

.nav-link {
align-items: center;
border-bottom: 3px solid transparent;
color: var(--gray);
display: inline-flex;
font-size: 0.9rem;
gap: 0.4rem;
padding: 0.8rem 1rem;
text-decoration: none;
transition: all 0.2s;
white-space: nowrap;
position: relative;
}
.nav-link:hover { color: var(--primary); background: var(--light); }
.nav-link.active {
background: var(--primary-light);
border-bottom-color: var(--primary);
color: var(--primary);
font-weight: 600;
}

/* Layout */
.layout { display: flex; flex: 1; flex-direction: column; overflow: hidden; }
.main-content { flex: 1; overflow-y: auto; padding: 1.5rem; width: 100%; }

/* Footer */
footer.site-footer {
background-color: var(--nav);
border-top: 1px solid var(--border);
color: var(--gray);
flex-shrink: 0;
font-size: 0.8rem;
padding: 0.6rem 1rem;
text-align: center;
}

/* Components */
.page-header {
align-items: center;
display: flex;
flex-wrap: wrap;
gap: 1rem;
justify-content: space-between;
margin-bottom: 1.5rem;
}
.page-header h2 { color: var(--primary); font-size: 1.4rem; font-weight: 600; }

.btn {
align-items: center;
border: none;
border-radius: 8px;
cursor: pointer;
display: inline-flex;
font-size: 0.9rem;
gap: 0.4rem;
padding: 0.55rem 1.1rem;
text-decoration: none;
transition: all 0.2s;
font-weight: 500;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); color: white; }
.btn-danger { background: var(--danger); color: white; }
.btn-outline { background: transparent; border: 1px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: white; }
.btn-sm { font-size: 0.8rem; padding: 0.35rem 0.7rem; }

.card {
background: var(--card-bg);
border: 1px solid var(--border);
border-radius: 12px;
box-shadow: var(--shadow);
margin-bottom: 1.25rem;
overflow: hidden;
transition: box-shadow 0.3s, transform 0.2s;
}
.card:hover { box-shadow: var(--shadow-lg); }

.card-header {
background: var(--light);
border-bottom: 1px solid var(--border);
font-weight: 600;
padding: 1rem 1.25rem;
}
.card-body { padding: 1.25rem; }

.search-box { margin-bottom: 1rem; position: relative; }
.search-box input {
background: var(--card-bg);
border: 2px solid var(--border);
border-radius: 10px;
color: var(--text);
font-size: 0.95rem;
padding: 0.7rem 1rem 0.7rem 2.5rem;
width: 100%;
transition: border-color 0.2s, box-shadow 0.2s;
}
.search-box input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); outline: none; }
.search-box::before { content: "🔍"; left: 0.8rem; opacity: 0.5; position: absolute; top: 50%; transform: translateY(-50%); }

table { border-collapse: collapse; width: 100%; }
th, td { border-bottom: 1px solid var(--border); padding: 0.75rem 1rem; text-align: left; }
th { background: var(--light); color: var(--gray); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
tr { transition: background 0.15s; }
tr:hover { background: var(--light); }

.badge {
background: var(--primary-light);
border-radius: 6px;
color: var(--primary);
display: inline-block;
font-size: 0.75rem;
font-weight: 500;
padding: 0.2rem 0.5rem;
}

.alert { border-radius: 10px; margin-bottom: 1rem; padding: 0.8rem 1rem; animation: slideIn 0.3s ease; }
.alert-success { background: #dcfce7; color: #166534; }
.alert-error { background: #fee2e2; color: #991b1b; }

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

.form-group { margin-bottom: 1rem; }
.form-group label {
align-items: center;
color: var(--dark);
display: flex;
font-size: 0.75rem;
font-weight: 600;
gap: 0.3rem;
letter-spacing: 0.3px;
margin-bottom: 0.3rem;
text-transform: uppercase;
}
.form-control {
background: var(--card-bg);
border: 2px solid var(--border);
border-radius: 8px;
color: var(--text);
font-family: inherit;
font-size: 0.95rem;
padding: 0.6rem 0.8rem;
width: 100%;
transition: border-color 0.2s, box-shadow 0.2s;
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); outline: none; }
textarea.form-control { min-height: 80px; resize: vertical; }

.form-row { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }

.modal {
align-items: center;
background: rgba(0,0,0,0.5);
display: none;
height: 100vh;
justify-content: center;
left: 0;
position: fixed;
top: 0;
width: 100vw;
z-index: 99999;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-content {
background: var(--card-bg);
border-radius: 16px;
box-shadow: var(--shadow-lg);
display: flex;
flex-direction: column;
max-height: 80vh;
max-width: 650px;
overflow: hidden;
width: 90%;
animation: scaleIn 0.2s;
}
@keyframes scaleIn { from { transform: scale(0.95); opacity: 0; } to { transform: scale(1); opacity: 1; } }

.modal-header {
align-items: center;
background: var(--primary);
color: white;
display: flex;
justify-content: space-between;
padding: 1rem 1.25rem;
}
.modal-header h3 { font-size: 1.05rem; margin: 0; }
.close { cursor: pointer; font-size: 1.5rem; line-height: 1; transition: transform 0.2s; }
.close:hover { transform: scale(1.2); }
.modal-body { overflow-y: auto; padding: 1.25rem; }

.suive-list { max-height: 320px; overflow-y: auto; }
.suive-item { border-bottom: 1px solid var(--border); cursor: pointer; padding: 0.6rem 0.8rem; transition: background 0.15s; }
.suive-item:hover { background: var(--primary-light); }
.suive-item strong { color: var(--primary); }

.stats-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin-bottom: 1.25rem; }
.stat-card {
background: var(--card-bg);
border-left: 4px solid var(--primary);
border-radius: 12px;
box-shadow: var(--shadow);
padding: 1.1rem;
transition: transform 0.2s, box-shadow 0.2s;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }
.stat-card.info { border-left-color: #38bdf8; }
.stat-card h3 { font-size: 1.75rem; margin: 0.2rem 0 0; color: var(--text); }
.stat-card p { color: var(--gray); font-size: 0.8rem; margin: 0; }

.empty-state { color: var(--gray); padding: 3rem 1rem; text-align: center; }
.empty-state .icon { font-size: 3rem; margin-bottom: 0.5rem; opacity: 0.4; }

.actions { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.search-dropdown {
background: var(--card-bg);
border: 1px solid var(--border);
border-radius: 0 0 10px 10px;
box-shadow: var(--shadow-lg);
left: 0;
max-height: 300px;
overflow-y: auto;
position: absolute;
right: 0;
top: 100%;
z-index: 100;
}
.search-dropdown .item { border-bottom: 1px solid var(--border); cursor: pointer; padding: 0.7rem 1rem; transition: background 0.15s; }
.search-dropdown .item:hover { background: var(--primary-light); }
.search-dropdown .item small { color: var(--gray); display: block; font-size: 0.8rem; }
.search-dropdown .empty { color: var(--gray); padding: 1rem; text-align: center; }

.sortable-th { cursor: pointer; user-select: none; transition: background 0.15s; }
.sortable-th:hover { background: var(--border); }
.sortable-th.asc::after { content: " ↑"; }
.sortable-th.desc::after { content: " ↓"; }

/* Mobile */
@media (max-width: 768px) {
.header { position: relative; }
.menu-toggle { display: block; }
.top-nav {
background: var(--card-bg);
border-bottom: 1px solid var(--border);
box-shadow: var(--shadow-lg);
display: flex;
flex-direction: column;
left: 0;
max-height: 0;
opacity: 0;
overflow: hidden;
padding: 0;
pointer-events: none;
position: absolute;
right: 0;
top: 100%;
transition: max-height 0.3s ease, opacity 0.25s ease;
z-index: 99;
}
.top-nav.open { max-height: 400px; opacity: 1; pointer-events: auto; }
.nav-link { border-bottom: 1px solid var(--border); border-left: 3px solid transparent; display: block; padding: 0.9rem 1.2rem; }
.nav-link.active { background: var(--primary-light); border-left-color: var(--primary); }
.main-content { padding: 1rem; }
.page-header { align-items: flex-start; flex-direction: column; }
table { font-size: 0.85rem; }
th, td { padding: 0.5rem; }
}