/* ============================================
   CSS VARIABLES & RESET
   ============================================ */

:root {
    /* Colors */
    --color-primary: #1a365d;
    --color-primary-dark: #0f2942;
    --color-primary-light: #2d4a6f;
    --color-secondary: #c19a5b;
    --color-secondary-dark: #a37e42;
    --color-accent: #8b7355;
    
    --color-text-dark: #1a202c;
    --color-text-medium: #4a5568;
    --color-text-light: #718096;
    --color-text-inverse: #ffffff;
    
    --color-bg-light: #ffffff;
    --color-bg-lightgray: #f7fafc;
    --color-bg-dark: #1a202c;
    --color-bg-darker: #0f1419;
    
    --color-border: #e2e8f0;
    --color-border-dark: #2d3748;
    
    --color-success: #48bb78;
    --color-warning: #ed8936;
    --color-error: #f56565;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Libre Baskerville', Georgia, serif;
    
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Layout */
    --container-max: 1200px;
    --container-padding: 2rem;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-primary);
    line-height: var(--line-height-base);
    color: var(--color-text-dark);
    background-color: var(--color-bg-light);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-dark);
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

strong {
    font-weight: 600;
}

/* ============================================
   LAYOUT
   ============================================ */

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-light {
    background-color: var(--color-bg-lightgray);
}

.section-dark {
    background-color: var(--color-bg-dark);
    color: var(--color-text-inverse);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
    color: var(--color-text-inverse);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.section-intro {
    font-size: 1.125rem;
    color: var(--color-text-medium);
    max-width: 800px;
    margin: 0 auto;
}

.section-dark .section-intro {
    color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   NAVIGATION
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-base);
}

.nav.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    transition: opacity var(--transition-fast);
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-logo-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.nav-logo-title {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-secondary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-dark);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-secondary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.5rem 1.25rem;
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-primary);
    transition: all var(--transition-fast);
}

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

.hero {
    padding: 10rem 0 6rem;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(193, 154, 91, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(26, 54, 93, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.hero-title .highlight {
    color: var(--color-secondary);
    position: relative;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-medium);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-problems {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-problem-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-dark);
}

.hero-problem-item i {
    color: var(--color-success);
    font-size: 1.25rem;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
}

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

.risks-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.risk-card {
    background-color: var(--color-bg-light);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.risk-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.risk-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(245, 101, 101, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.risk-icon i {
    font-size: 1.5rem;
    color: var(--color-error);
}

.risk-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.risk-description {
    color: var(--color-text-medium);
    line-height: 1.6;
}

.problem-conclusion {
    margin-top: 3rem;
}

.conclusion-box {
    background-color: var(--color-bg-light);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-secondary);
    box-shadow: var(--shadow-md);
}

.conclusion-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.conclusion-text {
    font-size: 1.125rem;
    color: var(--color-text-medium);
    line-height: 1.7;
}

/* ============================================
   SOLUTION PROCESS
   ============================================ */

.solution-process {
    margin-bottom: 4rem;
}

.process-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
    align-items: flex-start;
}

.process-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-text-inverse);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-heading);
}

.process-content {
    flex: 1;
}

.process-title {
    font-size: 1.5rem;
    color: var(--color-text-inverse);
    margin-bottom: 0.75rem;
}

.process-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.solution-benefits {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.benefits-title {
    font-size: 1.5rem;
    color: var(--color-text-inverse);
    margin-bottom: 1.5rem;
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.benefit-item i {
    color: var(--color-secondary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.benefit-item span {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.4;
}

/* ============================================
   PACKAGES
   ============================================ */

.packages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.package-card {
    background-color: var(--color-bg-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    position: relative;
}

.package-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.package-featured {
    border: 3px solid var(--color-secondary);
}

.package-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background-color: var(--color-secondary);
    color: var(--color-text-inverse);
    padding: 0.5rem 2.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    transform: rotate(45deg);
    box-shadow: var(--shadow-md);
}

.package-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 2rem;
    text-align: center;
    color: var(--color-text-inverse);
}

.package-name {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-inverse);
}

.package-tagline {
    font-size: 0.9375rem;
    opacity: 0.9;
}

.package-body {
    padding: 2rem;
    flex: 1;
}

.package-description {
    color: var(--color-text-medium);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.package-features {
    margin-bottom: 1.5rem;
}

.package-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-dark);
}

.package-features i {
    color: var(--color-success);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.package-suitable,
.package-result {
    margin-bottom: 1rem;
    padding: 1rem;
    background-color: var(--color-bg-lightgray);
    border-radius: var(--radius-md);
}

.package-suitable strong,
.package-result strong {
    display: block;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.package-suitable p,
.package-result p {
    color: var(--color-text-medium);
    font-size: 0.9375rem;
    line-height: 1.5;
    margin: 0;
}

.package-footer {
    padding: 0 2rem 2rem;
}

.packages-note {
    background-color: var(--color-bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-secondary);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.packages-note i {
    color: var(--color-secondary);
    font-size: 1.25rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.packages-note p {
    color: var(--color-text-medium);
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   PERSON SECTION
   ============================================ */

.section-person {
    background: linear-gradient(135deg, #edf2f7 0%, #e2e8f0 100%);
}

.person-content {
    max-width: 900px;
    margin: 0 auto;
}

.person-text {
    background-color: var(--color-bg-light);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.person-name {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.person-roles {
    font-size: 1rem;
    color: var(--color-secondary);
    margin-bottom: 2rem;
    font-weight: 500;
}

.person-description {
    margin-bottom: 2.5rem;
}

.person-description p {
    color: var(--color-text-medium);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.person-qualifications,
.person-trust,
.person-difference {
    margin-bottom: 2.5rem;
}

.person-qualifications h4,
.person-trust h4,
.person-difference h4 {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.qualifications-grid {
    display: grid;
    gap: 1.5rem;
}

.qualification-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.qualification-item i {
    font-size: 1.5rem;
    color: var(--color-secondary);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.qualification-item strong {
    display: block;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.qualification-item p {
    color: var(--color-text-medium);
    font-size: 0.9375rem;
    margin: 0;
}

.trust-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.trust-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--color-bg-lightgray);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.trust-link:hover {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
    transform: translateX(5px);
}

.trust-link i {
    color: var(--color-secondary);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.trust-link:hover i {
    color: var(--color-text-inverse);
}

.person-difference ul {
    list-style: none;
}

.person-difference li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--color-text-medium);
    line-height: 1.6;
}

.person-difference li i {
    color: var(--color-secondary);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.section-contact {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    color: var(--color-text-inverse);
    margin-bottom: 1.5rem;
}

.contact-checklist {
    margin-bottom: 2.5rem;
}

.contact-checklist li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
}

.contact-checklist i {
    color: var(--color-secondary);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.contact-direct {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-direct h4 {
    color: var(--color-text-inverse);
    margin-bottom: 1rem;
}

.contact-direct p {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0.75rem;
}

.contact-direct i {
    color: var(--color-secondary);
    flex-shrink: 0;
}

.contact-direct a {
    color: var(--color-secondary);
    transition: color var(--transition-fast);
}

.contact-direct a:hover {
    color: var(--color-text-inverse);
}

/* ============================================
   CONTACT FORM
   ============================================ */

.contact-form-wrapper {
    position: relative;
}

.contact-form {
    background-color: var(--color-bg-light);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--color-text-dark);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
}

.form-checkbox label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    margin-bottom: 0;
}

.form-checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
    flex-shrink: 0;
    cursor: pointer;
}

.form-checkbox span {
    color: var(--color-text-medium);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.form-checkbox a {
    color: var(--color-primary);
    text-decoration: underline;
}

.form-note {
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--color-text-light);
    text-align: center;
}

.form-success {
    display: none;
    background-color: var(--color-bg-light);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.form-success.active {
    display: block;
}

.form-success i {
    font-size: 4rem;
    color: var(--color-success);
    margin-bottom: 1.5rem;
}

.form-success h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.form-success p {
    color: var(--color-text-medium);
}

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

.footer {
    background-color: var(--color-bg-darker);
    color: rgba(255, 255, 255, 0.8);
    padding: 3rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
}

.footer-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-inverse);
    margin-bottom: 0.5rem;
}

.footer-tagline {
    color: var(--color-secondary);
    margin-bottom: 1rem;
}

.footer-tech {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-tech a {
    color: var(--color-secondary);
    transition: color var(--transition-fast);
}

.footer-tech a:hover {
    color: var(--color-text-inverse);
}

.footer-right {
    text-align: right;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
    justify-content: flex-end;
}

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.hidden { display: none; }