/* FTTH Dashboard estilo Apple/iOS */

:root {
    --bg: #f2f2f7;
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-card-solid: #ffffff;
    --text: #1c1c1e;
    --text-secondary: #6e6e73;
    --border: rgba(0, 0, 0, 0.06);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --blue: #007AFF;
    --orange: #FF9500;
    --green: #34C759;
    --red: #FF3B30;
    --radius: 18px;
    --radius-sm: 12px;
}

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

html, body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
                 Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

h1 { font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: 1.4rem; font-weight: 600; letter-spacing: -0.01em; }
.subtitle { color: var(--text-secondary); font-size: 0.95rem; }

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: linear-gradient(135deg, #f2f2f7 0%, #e8e8ed 100%);
}

.login-card {
    width: 100%;
    max-width: 380px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.login-header { text-align: center; margin-bottom: 2rem; }

.logo-circle {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--blue), #5AC8FA);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.login-header h1 { font-size: 1.5rem; margin-bottom: 0.25rem; }

.login-form { display: flex; flex-direction: column; gap: 1rem; }

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group-row { flex-direction: row; align-items: center; gap: 0.5rem; }
.form-group label { font-size: 0.85rem; color: var(--text-secondary); font-weight: 500; }

.input {
    width: 100%;
    padding: 0.85rem 1rem;
    font-size: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card-solid);
    color: var(--text);
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
}

.input:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.15);
}

.btn {
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.2s, background 0.2s;
    font-family: inherit;
}

.btn-primary {
    background: var(--blue);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.25);
}
.btn-primary:hover { background: #0062cc; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
    background: var(--bg-card-solid);
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-secondary:hover { background: #f5f5f7; }

.error { color: var(--red); font-size: 0.8rem; }

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.flash-container {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.flash {
    padding: 0.85rem 1.5rem;
    border-radius: var(--radius-sm);
    background: var(--bg-card-solid);
    box-shadow: var(--shadow);
    font-size: 0.9rem;
    animation: slideDown 0.3s ease;
}

.flash-error { background: #FFE5E5; color: #8B0000; }
.flash-success { background: #E5F8E8; color: #1B5E20; }
.flash-info { background: #E3F2FD; color: #0D47A1; }

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

.home-container, .dashboard-placeholder {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.dashboard-placeholder {
    text-align: center;
    padding-top: 6rem;
}

.dashboard-placeholder h1 { margin-bottom: 0.5rem; }
.dashboard-placeholder p { color: var(--text-secondary); margin-bottom: 2rem; }

.home-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.home-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--bg-card-solid);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.card h2 { margin-bottom: 1rem; }
.card p { margin-bottom: 0.5rem; }
.card ul { margin-left: 1.5rem; margin-top: 0.5rem; }
.card ul li { margin-bottom: 0.3rem; color: var(--text-secondary); }