/* ====================================================================
   FICA FRIO SAAS - DESIGN SYSTEM & THEME
   Modern, Clean, Professional UI for SaaS Platform
   ==================================================================== */

:root {
    /* Color Palette - Professional & Modern */
    --primary: #1f3b4d;
    --primary-light: #2d5163;
    --primary-dark: #162938;
    --accent: #00a8e8;
    --accent-light: #4fc3f7;
    --accent-dark: #0081b4;
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --neutral-50: #f9fafb;
    --neutral-100: #f3f4f6;
    --neutral-200: #e5e7eb;
    --neutral-300: #d1d5db;
    --neutral-400: #9ca3af;
    --neutral-500: #6b7280;
    --neutral-600: #4b5563;
    --neutral-700: #374151;
    --neutral-800: #1f2937;
    --neutral-900: #111827;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'Courier New', monospace;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);

    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--neutral-700);
    background: var(--neutral-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ====================================================================
   TYPOGRAPHY
   ==================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: var(--line-height-tight);
    color: var(--neutral-900);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-4xl); margin-bottom: var(--spacing-lg); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-relaxed);
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-dark);
    text-decoration: underline;
}

/* ====================================================================
   LAYOUT - Grid & Wrapper
   ==================================================================== */

.wrap, .container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .wrap, .container {
        padding: 0 var(--spacing-lg);
    }
}

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
}

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* ====================================================================
   HEADER / NAVBAR
   ==================================================================== */

header, .navbar {
    background: white;
    border-bottom: 1px solid var(--neutral-200);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
    max-width: 1280px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .navbar-content {
        padding: 0 var(--spacing-lg);
    }
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary);
}

.navbar-brand img {
    height: 32px;
    width: auto;
}

.navbar-menu {
    display: flex;
    gap: var(--spacing-xl);
    list-style: none;
}

.navbar-menu a {
    color: var(--neutral-600);
    font-weight: 500;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--accent);
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }
}

/* ====================================================================
   BUTTONS
   ==================================================================== */

.btn, button, input[type="submit"], input[type="button"] {
    font-family: inherit;
    font-size: var(--font-size-base);
    font-weight: 600;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary, .btn-primary-large {
    background: var(--accent);
    color: white;
    border: 2px solid var(--accent);
}

.btn-primary:hover, .btn-primary-large:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-primary-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.btn-secondary {
    background: white;
    color: var(--accent);
    border: 2px solid var(--accent);
}

.btn-secondary:hover {
    background: var(--accent-light);
    opacity: 0.1;
    transform: translateY(-2px);
}

.btn-success {
    background: var(--success);
    color: white;
    border: 2px solid var(--success);
}

.btn-success:hover {
    background: #059669;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--danger);
    color: white;
    border: 2px solid var(--danger);
}

.btn-danger:hover {
    background: #dc2626;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--accent);
    border: none;
}

.btn-ghost:hover {
    background: var(--neutral-100);
}

.btn-disabled, button:disabled, input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-small {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn-full {
    width: 100%;
}

/* ====================================================================
   CARDS
   ==================================================================== */

.card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-highlight {
    border: 2px solid var(--accent);
    background: linear-gradient(135deg, rgba(0, 168, 232, 0.03) 0%, rgba(0, 168, 232, 0.01) 100%);
}

.card-success {
    border-left: 4px solid var(--success);
}

.card-warning {
    border-left: 4px solid var(--warning);
}

.card-danger {
    border-left: 4px solid var(--danger);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--neutral-200);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--neutral-900);
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--neutral-500);
}

/* ====================================================================
   FORMS
   ==================================================================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group:last-child {
    margin-bottom: 0;
}

label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--neutral-700);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="tel"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md);
    border: 2px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    background: white;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="tel"]:focus,
input[type="date"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 168, 232, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.form-hint {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--neutral-500);
}

.form-error {
    color: var(--danger);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
}

/* ====================================================================
   ALERTS & MESSAGES
   ==================================================================== */

.alert, .success, .error, .warning, .info {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.success, .alert-success {
    background: var(--success-light);
    border: 1px solid var(--success);
    color: #065f46;
}

.error, .alert-danger {
    background: var(--danger-light);
    border: 1px solid var(--danger);
    color: #7f1d1d;
}

.warning, .alert-warning {
    background: var(--warning-light);
    border: 1px solid var(--warning);
    color: #78350f;
}

.info, .alert-info {
    background: rgba(0, 168, 232, 0.1);
    border: 1px solid var(--accent);
    color: var(--primary);
}

.alert strong, .success strong, .error strong, .warning strong, .info strong {
    display: block;
    margin-bottom: var(--spacing-sm);
}

/* ====================================================================
   BADGES & PILLS
   ==================================================================== */

.badge, .pill, .tag {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    background: var(--neutral-100);
    color: var(--neutral-700);
}

.badge-primary {
    background: rgba(0, 168, 232, 0.15);
    color: var(--accent-dark);
}

.badge-success {
    background: var(--success-light);
    color: #065f46;
}

.badge-warning {
    background: var(--warning-light);
    color: #78350f;
}

.badge-danger {
    background: var(--danger-light);
    color: #7f1d1d;
}

/* ====================================================================
   HERO SECTION
   ==================================================================== */

.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: white;
    padding: var(--spacing-3xl) var(--spacing-md);
    text-align: center;
}

.hero h1 {
    color: white;
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
}

.hero p {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta-row {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-2xl);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (max-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
}

.hero-copy {
    text-align: left;
}

.hero-copy h1 {
    text-align: left;
}

/* ====================================================================
   FOOTER
   ==================================================================== */

footer, .footer {
    background: var(--neutral-900);
    color: white;
    padding: var(--spacing-3xl) var(--spacing-md) var(--spacing-lg);
    margin-top: auto;
    border-top: 1px solid var(--neutral-800);
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid var(--neutral-800);
    padding-top: var(--spacing-xl);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
}

/* ====================================================================
   TABLES
   ==================================================================== */

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

thead {
    background: var(--neutral-100);
    border-bottom: 2px solid var(--neutral-200);
}

th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-weight: 600;
    color: var(--neutral-700);
}

td {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--neutral-200);
}

tr:hover {
    background: var(--neutral-50);
}

tr:last-child td {
    border-bottom: none;
}

/* ====================================================================
   STEP/PROGRESS INDICATORS
   ==================================================================== */

.steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--neutral-200);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
    transition: all var(--transition-fast);
}

.step.active .step-number {
    background: var(--accent);
    color: white;
}

.step.completed .step-number {
    background: var(--success);
    color: white;
}

.step-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--neutral-600);
}

.step-line {
    position: absolute;
    top: 20px;
    left: 50%;
    width: calc(100% - 40px);
    height: 2px;
    background: var(--neutral-200);
    z-index: -1;
}

/* ====================================================================
   MODAL / DIALOG
   ==================================================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--neutral-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--neutral-200);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* ====================================================================
   UTILITIES
   ==================================================================== */

.muted {
    color: var(--neutral-500);
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }

.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

.hidden { display: none !important; }
.visible { display: block !important; }

/* ====================================================================
   ANIMATIONS
   ==================================================================== */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.reveal {
    animation: slideUp var(--transition-slow) ease-out forwards;
}

.reveal-1 { animation-delay: 0ms; }
.reveal-2 { animation-delay: 100ms; }
.reveal-3 { animation-delay: 200ms; }
.reveal-4 { animation-delay: 300ms; }

/* ====================================================================
   RESPONSIVE UTILITIES
   ==================================================================== */

@media (max-width: 768px) {
    h1 { font-size: var(--font-size-2xl); }
    h2 { font-size: var(--font-size-xl); }
    h3 { font-size: var(--font-size-lg); }

    .hero-cta-row {
        flex-direction: column;
    }

    .hero-cta-row .btn {
        width: 100%;
    }

    .navbar-menu {
        display: none;
    }
}

@media (max-width: 480px) {
    .wrap, .container {
        padding: 0 var(--spacing-sm);
    }

    .card {
        padding: var(--spacing-md);
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ====================================================================
   PRINT STYLES
   ==================================================================== */

@media print {
    body {
        background: white;
    }

    .no-print, header, footer, nav {
        display: none;
    }

    .card {
        box-shadow: none;
        border: 1px solid var(--neutral-200);
    }
}