/**
 * DigitalSeal.org - Complete Main Stylesheet
 * Version: 2.0
 */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    --color-primary: #1E3A8A;
    --color-secondary: #F59E0B;
    --color-success: #10B981;
    --color-danger: #EF4444;
    --color-warning: #F59E0B;
    --color-info: #3B82F6;
    
    --color-dark: #1F2937;
    --color-gray: #6B7280;
    --color-light-gray: #D1D5DB;
    --color-lighter-gray: #F3F4F6;
    --color-light: #F9FAFB;
    --color-white: #FFFFFF;
    
    --color-border: #E5E7EB;
    
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

/* ========================================
   RESET & BASE
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background: var(--color-white);
    overflow-x: hidden;
}

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

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;
}

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

a:hover {
    opacity: 0.8;
}

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

ul {
    list-style-position: inside;
}

/* ========================================
   LAYOUT
   ======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-fluid {
    width: 100%;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-sm {
    padding: 40px 0;
}

.section-lg {
    padding: 120px 0;
}

.section-header {
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--color-gray);
}

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

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

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

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
.site-header {
    background: var(--color-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo img {
    height: 65px!important;
    width: auto;
}

.logo-text {
    font-family: var(--font-heading);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
}

.nav-menu a {
    color: var(--color-dark);
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.nav-actions {
    display: flex;
    gap: 1rem;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-dark);
    transition: var(--transition);
    border-radius: 2px;
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.5;
}

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

.btn-primary:hover {
    background: #1e40af;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: #d97706;
}

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

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

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

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
}

.btn-xl {
    padding: 20px 48px;
    font-size: 1.2rem;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn i {
    margin-right: 8px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="%231E3A8A" opacity="0.1"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

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

.hero-subtitle {
    font-size: 1.5rem;
    color: #4B5563;
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--color-gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.trust-signals {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #4B5563;
    font-size: 0.95rem;
}

.trust-item i {
    color: var(--color-success);
    font-size: 1.2rem;
}

.hero-visual {
    animation: fadeInRight 0.8s ease;
}

.certificate-preview {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
}

.certificate-preview:hover {
    transform: scale(1.05);
}

/* ========================================
   PAGE HEADER
   ======================================== */
.page-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%);
    color: var(--color-white);
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    color: var(--color-white);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* ========================================
   CARDS & GRIDS
   ======================================== */
.problem-grid,
.steps-grid,
.pricing-grid,
.audience-grid,
.testimonials-grid,
.parameters-grid {
    display: grid;
    gap: 30px;
    margin-top: 2rem;
}

.steps-grid,
.audience-grid,
.testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
}

.pricing-grid {
    grid-template-columns: repeat(3, 1fr);
}

.parameters-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.problem-grid {
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
}

/* Generic Card */
.card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

/* Problem & Solution Cards */
.problem-card,
.solution-card {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

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

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

.problem-icon,
.solution-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.solution-arrow {
    font-size: 3rem;
    color: var(--color-primary);
}

/* Step Cards */
.step-card {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    position: relative;
    border-top: 4px solid var(--color-primary);
}

.step-number {
    position: absolute;
    top: -20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    box-shadow: var(--shadow-md);
}

.step-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.step-time {
    color: var(--color-secondary);
    font-weight: 600;
    margin-top: 1rem;
}

/* Parameter Cards */
.parameter-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.parameter-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.parameter-weight {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 6px 16px;
    border-radius: 20px;
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 600;
    margin: 10px 0;
}

/* Audience Cards */
.audience-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.audience-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-top: 4px solid var(--color-primary);
}

.audience-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

/* Testimonial Cards */
.testimonial-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border-left: 4px solid var(--color-secondary);
}

.testimonial-rating {
    color: var(--color-secondary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.testimonial-text {
    font-style: italic;
    color: #4B5563;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.testimonial-author strong {
    color: var(--color-dark);
    font-weight: 600;
}

.testimonial-author span {
    color: var(--color-gray);
    font-size: 0.9rem;
}

/* ========================================
   PRICING CARDS
   ======================================== */
.discount-banner {
    background: var(--color-secondary);
    color: var(--color-white);
    padding: 12px 24px;
    border-radius: 8px;
    display: inline-block;
    margin-top: 1rem;
    font-weight: 600;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.pricing-card {
    background: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
    position: relative;
    transition: var(--transition);
}

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

.pricing-card.popular {
    border-color: var(--color-primary);
    border-width: 3px;
    box-shadow: var(--shadow-lg);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
}

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

.plan-header h3 {
    font-size: 1.8rem;
}

.plan-badge {
    font-size: 4rem;
    margin: 1rem 0;
}

.plan-price {
    text-align: center;
    margin-bottom: 2rem;
    padding: 20px 0;
    border-top: 2px solid var(--color-border);
    border-bottom: 2px solid var(--color-border);
}

.price-old {
    text-decoration: line-through;
    color: #9CA3AF;
    font-size: 1.2rem;
    display: block;
    margin-bottom: 5px;
}

.price-current {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    display: block;
}

.price-period {
    color: var(--color-gray);
    font-size: 1rem;
}

.plan-features {
    list-style: none;
    margin-bottom: 2rem;
}

.plan-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.plan-features li:last-child {
    border-bottom: none;
}

.plan-features i {
    font-size: 1.1rem;
}

.plan-features .fa-check {
    color: var(--color-success);
}

.plan-features .fa-times {
    color: #D1D5DB;
}

/* ========================================
   FORMS
   ======================================== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-dark);
}

.form-control,
.form-control-lg,
.form-control-xl,
input[type="text"],
input[type="email"],
input[type="url"],
input[type="tel"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: var(--transition);
}

.form-control-lg {
    padding: 16px 20px;
    font-size: 1.1rem;
}

.form-control-xl {
    padding: 20px 24px;
    font-size: 1.2rem;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

input.error {
    border-color: var(--color-danger);
}

.form-group-inline {
    display: flex;
    gap: 1rem;
}

.form-note {
    text-align: center;
    color: var(--color-gray);
    margin-top: 1rem;
    font-size: 0.9rem;
}

/* Checker Form */
.checker-box,
.verify-box,
.cta-box {
    background: var(--color-white);
    padding: 50px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.checker-icon,
.verify-icon {
    font-size: 5rem;
    margin-bottom: 1rem;
}

.checker-form,
.verify-form {
    margin: 2rem 0;
}

.checker-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.checker-features span {
    color: var(--color-gray);
    font-size: 0.95rem;
}

.checker-features i {
    color: var(--color-success);
    margin-right: 5px;
}

/* ========================================
   SCORE DISPLAY
   ======================================== */
.result-card,
.sample-report {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.result-header,
.report-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%);
    color: var(--color-white);
    padding: 40px;
    text-align: center;
}

.result-domain {
    font-size: 1.2rem;
    opacity: 0.9;
}

.result-score,
.report-score {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    padding: 60px 40px;
    background: var(--color-lighter-gray);
}

.score-circle-large {
    width: 200px;
    height: 200px;
    border: 10px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
}

.score-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.score-label {
    font-size: 1.5rem;
    color: var(--color-gray);
}

.score-level {
    text-align: left;
}

.level-badge-large {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.result-breakdown,
.report-breakdown {
    padding: 40px;
}

.result-breakdown h2,
.report-breakdown h2 {
    margin-bottom: 2rem;
}

.breakdown-item {
    margin-bottom: 1.5rem;
}

.breakdown-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-weight: 600;
}

.breakdown-score {
    color: var(--color-primary);
}

.progress-bar {
    height: 12px;
    background: var(--color-lighter-gray);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-info));
    border-radius: 10px;
    transition: width 1s ease;
}

.result-recommendations {
    padding: 40px;
    background: var(--color-lighter-gray);
}

.result-recommendations ul {
    list-style-position: inside;
    text-align: left;
}

.result-recommendations li {
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
}

.result-recommendations li:last-child {
    border-bottom: none;
}

.result-cta,
.report-action {
    padding: 40px;
    text-align: center;
    background: var(--color-white);
}

/* ========================================
   CERTIFICATE DISPLAY
   ======================================== */
.verification-success {
    text-align: center;
    padding: 40px;
    background: var(--color-lighter-gray);
    border-radius: var(--radius-lg);
    margin-bottom: 30px;
}

.success-icon {
    font-size: 5rem;
    color: var(--color-success);
    margin-bottom: 1rem;
}

.certificate-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    margin-bottom: 30px;
}

.certificate-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%);
    color: var(--color-white);
    padding: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.issuer-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.issuer-logo {
    width: 80px;
    height: 80px;
    background: var(--color-white);
    border-radius: 50%;
    padding: 10px;
}

.certificate-id-display {
    text-align: right;
}

.certificate-id-display small {
    display: block;
    opacity: 0.8;
    font-size: 0.9rem;
}

.certificate-id-display strong {
    font-size: 1.2rem;
}

.certificate-body {
    padding: 50px;
}

.certificate-body h2 {
    text-align: center;
    color: var(--color-primary);
    font-size: 2.5rem;
    margin-bottom: 3rem;
    border-bottom: 3px solid var(--color-secondary);
    padding-bottom: 1rem;
}

.certificate-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 3rem;
}

.info-item {
    padding: 20px;
    background: var(--color-lighter-gray);
    border-radius: var(--radius);
}

.info-item label {
    display: block;
    font-size: 0.9rem;
    color: var(--color-gray);
    margin-bottom: 5px;
    text-transform: uppercase;
    font-weight: 600;
}

.info-item strong {
    font-size: 1.2rem;
    color: var(--color-dark);
}

.webscore-display {
    font-size: 2rem !important;
    color: var(--color-primary) !important;
}

.level-platinum { color: #10B981; }
.level-gold { color: #F59E0B; }
.level-silver { color: #94A3B8; }
.level-bronze { color: #F97316; }
.level-unverified { color: #EF4444; }

.score-breakdown {
    margin-top: 3rem;
}

.score-breakdown h3 {
    margin-bottom: 2rem;
}

.breakdown-grid {
    display: grid;
    gap: 15px;
}

.certificate-footer {
    background: var(--color-lighter-gray);
    padding: 30px 50px;
}

.verified-badges {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.badge {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.badge-success {
    background: #D1FAE5;
    color: #065F46;
}

.badge-warning {
    background: #FEF3C7;
    color: #92400E;
}

.badge-danger {
    background: #FEE2E2;
    color: #991B1B;
}

.certificate-signature {
    text-align: center;
    border-top: 2px solid var(--color-border);
    padding-top: 20px;
}

.verification-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

/* ========================================
   FAQ
   ======================================== */
.faq-grid {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    color: var(--color-primary);
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: '\f107';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    transition: var(--transition);
}

.faq-item.active .faq-question::after {
    transform: rotate(180deg);
}

.faq-answer {
    color: #4B5563;
    line-height: 1.8;
}

/* ========================================
   CTA SECTIONS
   ======================================== */
.section-cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%);
    color: var(--color-white);
}

.section-cta h2,
.section-cta p {
    color: var(--color-white);
}

.section-cta-alt {
    background: var(--color-lighter-gray);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.cta-guarantee {
    color: var(--color-gray);
    margin-top: 1rem;
    font-size: 0.95rem;
}

.section-cta .cta-guarantee {
    color: var(--color-white);
    opacity: 0.9;
}

/* ========================================
   ALERTS & MESSAGES
   ======================================== */
.alert {
    padding: 15px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #D1FAE5;
    color: #065F46;
    border-left: 4px solid var(--color-success);
}

.alert-error {
    background: #FEE2E2;
    color: #991B1B;
    border-left: 4px solid var(--color-danger);
}

.alert-warning {
    background: #FEF3C7;
    color: #92400E;
    border-left: 4px solid var(--color-warning);
}

.alert-info {
    background: #DBEAFE;
    color: #1E40AF;
    border-left: 4px solid var(--color-info);
}

.flash-message {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    min-width: 400px;
    max-width: 600px;
    padding: 15px 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.flash-success {
    background: #D1FAE5;
    color: #065F46;
}

.flash-error {
    background: #FEE2E2;
    color: #991B1B;
}

.flash-close {
    position: absolute;
    top: 10px;
    right: 15px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0.7;
    color: inherit;
}

.flash-close:hover {
    opacity: 1;
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
    background: var(--color-dark);
    color: #D1D5DB;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: var(--color-white);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col a {
    color: #D1D5DB;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--color-white);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #374151;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

.contact-info {
    list-style: none;
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1rem;
}

.contact-info i {
    color: var(--color-primary);
    font-size: 1.1rem;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
}

.footer-tagline {
    color: var(--color-secondary);
    margin-top: 0.5rem;
    font-weight: 600;
}

/* ========================================
   UTILITIES
   ======================================== */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.pt-1 { padding-top: 0.5rem; }
.pt-2 { padding-top: 1rem; }
.pt-3 { padding-top: 1.5rem; }
.pt-4 { padding-top: 2rem; }
.pt-5 { padding-top: 3rem; }

.pb-1 { padding-bottom: 0.5rem; }
.pb-2 { padding-bottom: 1rem; }
.pb-3 { padding-bottom: 1.5rem; }
.pb-4 { padding-bottom: 2rem; }
.pb-5 { padding-bottom: 3rem; }

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .parameters-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Typography */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    /* Layout */
    .section {
        padding: 50px 0;
    }
    
    /* Navigation */
    .nav-wrapper {
        flex-wrap: wrap;
    }
    
    .nav-menu {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        gap: 0;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li {
        width: 100%;
        padding: 10px 0;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-actions {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    /* Hero */
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .trust-signals {
        flex-direction: column;
        gap: 1rem;
    }
    
    /* Grids */
    .problem-grid,
    .steps-grid,
    .pricing-grid,
    .audience-grid,
    .testimonials-grid,
    .parameters-grid {
        grid-template-columns: 1fr;
    }
    
    .solution-arrow {
        transform: rotate(90deg);
    }
    
    /* Forms */
    .form-group-inline {
        flex-direction: column;
    }
    
    .checker-box,
    .verify-box,
    .cta-box {
        padding: 30px 20px;
    }
    
    .flash-message {
        min-width: auto;
        left: 10px;
        right: 10px;
        transform: none;
    }
    
    /* Result/Certificate */
    .result-score,
    .report-score {
        flex-direction: column;
        gap: 30px;
    }
    
    .score-circle-large {
        width: 150px;
        height: 150px;
    }
    
    .score-number {
        font-size: 3rem;
    }
    
    .certificate-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .certificate-id-display {
        text-align: center;
    }
    
    .certificate-info-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .certificate-body {
        padding: 30px 20px;
    }
    
    .verification-actions {
        flex-direction: column;
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* CTA */
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn-lg,
    .btn-xl {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .step-number {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .price-current {
        font-size: 2.5rem;
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {
    .site-header,
    .site-footer,
    .nav-menu,
    .hero-cta,
    .section-cta,
    .verification-actions,
    .flash-message,
    .btn {
        display: none !important;
    }
    
    .certificate-card {
        box-shadow: none;
        border: 2px solid #000;
    }
    
    body {
        background: white;
    }
    
    .section {
        page-break-inside: avoid;
    }
}