:root {
--color-primary: #1e3a5f;
--color-secondary: #2d5a7b;
--color-accent: #4a9eff;
--color-dark: #0f1c2e;
--color-light: #f0f4f8;
--color-white: #ffffff;
--color-text: #2c3e50;
--color-text-light: #6c757d;
--color-border: #d1dce5;
--color-error: #dc3545;
--color-success: #28a745;

--font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
--font-size-base: 16px;
--font-size-small: 14px;
--font-size-large: 18px;
--font-size-h1: 2.5rem;
--font-size-h2: 2rem;
--font-size-h3: 1.5rem;
--line-height-base: 1.6;
--line-height-heading: 1.3;

--shadow-small: 0 2px 4px rgba(0, 0, 0, 0.1);
--shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.15);
--shadow-large: 0 8px 16px rgba(0, 0, 0, 0.2);

--radius-small: 4px;
--radius-medium: 8px;
--radius-large: 12px;

--spacing-xs: 0.5rem;
--spacing-sm: 1rem;
--spacing-md: 1.5rem;
--spacing-lg: 2rem;
--spacing-xl: 3rem;
--spacing-xxl: 4rem;

--transition-fast: 0.2s ease;
--transition-medium: 0.3s ease;
--transition-slow: 0.5s ease;
}

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

html {
scroll-behavior: smooth;
}

body {
font-family: var(--font-primary);
font-size: var(--font-size-base);
line-height: var(--line-height-base);
color: var(--color-text);
background-color: var(--color-white);
}

.container {
max-width: 1200px;
margin: 0 auto;
padding: 0 var(--spacing-md);
}

h1, h2, h3, h4, h5, h6 {
line-height: var(--line-height-heading);
color: var(--color-dark);
margin-bottom: var(--spacing-md);
}

h1 {
font-size: var(--font-size-h1);
}

h2 {
font-size: var(--font-size-h2);
}

h3 {
font-size: var(--font-size-h3);
}

p {
margin-bottom: var(--spacing-sm);
}

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

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

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

header {
background-color: var(--color-white);
box-shadow: var(--shadow-small);
position: sticky;
top: 0;
z-index: 1000;
}

.header-content {
display: flex;
justify-content: space-between;
align-items: center;
padding: var(--spacing-sm) 0;
}

.brand {
font-size: var(--font-size-large);
font-weight: bold;
color: var(--color-primary);
}

nav ul {
display: flex;
list-style: none;
gap: var(--spacing-md);
}

nav a {
color: var(--color-text);
font-weight: 500;
padding: var(--spacing-xs) var(--spacing-sm);
border-radius: var(--radius-small);
transition: background-color var(--transition-fast), color var(--transition-fast);
}

nav a:hover {
background-color: var(--color-light);
color: var(--color-primary);
}

.hero {
background: var(--color-dark);
color: var(--color-white);
padding: 0;
position: relative;
overflow: hidden;
min-height: 100vh;
display: flex;
align-items: center;
}

.hero-background {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: linear-gradient(135deg, #0f1c2e 0%, #1e3a5f 50%, #2d5a7b 100%);
z-index: 1;
}

.hero-overlay {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: radial-gradient(circle at 20% 50%, rgba(127, 179, 213, 0.1) 0%, transparent 50%),
radial-gradient(circle at 80% 80%, rgba(74, 144, 164, 0.1) 0%, transparent 50%);
z-index: 2;
}

.hero-shapes {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
z-index: 2;
}

.shape {
position: absolute;
border-radius: 50%;
filter: blur(80px);
opacity: 0.3;
animation: float 20s infinite ease-in-out;
}

.shape-1 {
width: 400px;
height: 400px;
background: var(--color-accent);
top: -100px;
left: -100px;
animation-delay: 0s;
}

.shape-2 {
width: 300px;
height: 300px;
background: var(--color-secondary);
bottom: -50px;
right: 10%;
animation-delay: 7s;
}

.shape-3 {
width: 250px;
height: 250px;
background: var(--color-primary);
top: 50%;
right: -50px;
animation-delay: 14s;
}

@keyframes float {
0%, 100% {
transform: translate(0, 0) scale(1);
}
33% {
transform: translate(30px, -30px) scale(1.1);
}
66% {
transform: translate(-20px, 20px) scale(0.9);
}
}

.hero .container {
position: relative;
z-index: 3;
padding: var(--spacing-xl) var(--spacing-md);
}

.hero-wrapper {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-xxl);
align-items: center;
min-height: 90vh;
}

.hero-badge {
display: inline-block;
padding: var(--spacing-xs) var(--spacing-md);
background: rgba(127, 179, 213, 0.2);
border: 1px solid rgba(127, 179, 213, 0.3);
border-radius: 50px;
color: var(--color-accent);
font-size: var(--font-size-small);
font-weight: 600;
text-transform: uppercase;
letter-spacing: 1px;
margin-bottom: var(--spacing-md);
backdrop-filter: blur(10px);
}

.hero-content h1 {
color: var(--color-white);
font-size: 3.5rem;
line-height: 1.2;
margin-bottom: var(--spacing-md);
font-weight: 800;
}

.hero-subtitle {
font-size: 1.25rem;
line-height: 1.6;
color: rgba(255, 255, 255, 0.9);
margin-bottom: var(--spacing-xl);
}

.hero-features {
display: flex;
flex-direction: column;
gap: var(--spacing-sm);
margin-bottom: var(--spacing-xl);
}

.feature-item {
display: flex;
align-items: center;
gap: var(--spacing-sm);
color: rgba(255, 255, 255, 0.9);
font-size: var(--font-size-base);
}

.feature-item svg {
flex-shrink: 0;
color: var(--color-accent);
}

.hero-buttons {
display: flex;
gap: var(--spacing-md);
flex-wrap: wrap;
}

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

.hero-visual {
position: relative;
}

.hero-image-wrapper {
position: relative;
z-index: 2;
}

.image-decoration {
position: absolute;
border-radius: var(--radius-large);
z-index: 1;
}

.decoration-1 {
width: 100%;
height: 100%;
top: -20px;
left: -20px;
background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
opacity: 0.3;
}

.decoration-2 {
width: 100%;
height: 100%;
top: 20px;
left: 20px;
border: 2px solid var(--color-accent);
opacity: 0.5;
}

.hero-image {
position: relative;
z-index: 3;
margin: 0;
}

.hero-image img {
border-radius: var(--radius-large);
box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
width: 100%;
height: auto;
}

.hero-stats {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: var(--spacing-md);
margin-top: var(--spacing-xl);
}

.stat-card {
background: rgba(255, 255, 255, 0.1);
backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.2);
border-radius: var(--radius-medium);
padding: var(--spacing-md);
text-align: center;
transition: transform var(--transition-medium), background var(--transition-medium);
}

.stat-card:hover {
transform: translateY(-5px);
background: rgba(255, 255, 255, 0.15);
}

.stat-number {
font-size: 2rem;
font-weight: 800;
color: var(--color-accent);
margin-bottom: var(--spacing-xs);
}

.stat-label {
font-size: var(--font-size-small);
color: rgba(255, 255, 255, 0.8);
text-transform: uppercase;
letter-spacing: 1px;
}

.btn-primary, .btn-secondary {
display: inline-block;
padding: var(--spacing-sm) var(--spacing-lg);
border-radius: var(--radius-medium);
font-weight: 600;
cursor: pointer;
border: none;
transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary {
background-color: var(--color-accent);
color: var(--color-dark);
}

.btn-primary:hover {
transform: translateY(-2px);
box-shadow: var(--shadow-medium);
}

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

.btn-secondary:hover {
background-color: var(--color-light);
}

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

section:nth-child(even) {
background-color: var(--color-light);
}

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

.about article {
padding-right: var(--spacing-lg);
}

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

.phases-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: var(--spacing-lg);
margin-top: var(--spacing-xl);
}

.phase-card {
background-color: var(--color-white);
padding: var(--spacing-lg);
border-radius: var(--radius-large);
box-shadow: var(--shadow-small);
transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.phase-card figure {
margin-bottom: var(--spacing-md);
}

.phase-card img {
border-radius: var(--radius-medium);
}

.energy-connection .content-split {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-xl);
align-items: center;
}

.factors {
text-align: center;
}

.factors-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: var(--spacing-lg);
margin-top: var(--spacing-xl);
}

.factor-card {
background-color: var(--color-white);
padding: var(--spacing-lg);
border-radius: var(--radius-large);
box-shadow: var(--shadow-small);
transition: transform var(--transition-medium);
}

.factor-card:hover {
transform: scale(1.05);
}

.icon-wrapper {
margin: 0 auto var(--spacing-md);
width: 80px;
height: 80px;
}

.icon-wrapper img {
margin: 0 auto;
border-radius: 50%;
}

.tips-list {
display: flex;
flex-direction: column;
gap: var(--spacing-xl);
margin-top: var(--spacing-xl);
}

.tip-item {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-lg);
align-items: center;
background-color: var(--color-white);
padding: var(--spacing-lg);
border-radius: var(--radius-large);
box-shadow: var(--shadow-small);
transition: box-shadow var(--transition-medium);
}

.tip-item:hover {
box-shadow: var(--shadow-medium);
}

.tip-item:nth-child(even) {
grid-template-columns: 1fr 1fr;
}

.tip-item:nth-child(even) figure {
order: 2;
}

.tip-item figure img {
border-radius: var(--radius-medium);
}

.myths {
text-align: center;
}

.myths-grid {
display: grid;
grid-template-columns: repeat(2, 1fr);
gap: var(--spacing-lg);
margin-top: var(--spacing-xl);
}

.myth-card {
background-color: var(--color-white);
padding: var(--spacing-lg);
border-radius: var(--radius-large);
box-shadow: var(--shadow-small);
text-align: left;
border-left: 4px solid var(--color-accent);
transition: border-color var(--transition-fast);
}

.myth-card:hover {
border-color: var(--color-primary);
}

.circadian article {
max-width: 900px;
margin: 0 auto;
text-align: center;
}

.circadian figure {
margin: var(--spacing-xl) 0;
}

.circadian img {
margin: 0 auto;
border-radius: var(--radius-large);
box-shadow: var(--shadow-medium);
}

.nutrition-content {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-xl);
align-items: center;
margin-top: var(--spacing-lg);
}

.nutrition-content ul {
margin-top: var(--spacing-md);
padding-left: var(--spacing-lg);
}

.nutrition-content li {
margin-bottom: var(--spacing-sm);
}

.tech-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: var(--spacing-lg);
margin-top: var(--spacing-xl);
}

.tech-card {
background-color: var(--color-white);
padding: var(--spacing-lg);
border-radius: var(--radius-large);
box-shadow: var(--shadow-small);
transition: transform var(--transition-medium);
}

.tech-card:hover {
transform: translateY(-5px);
}

.tech-card figure {
margin-bottom: var(--spacing-md);
}

.tech-card img {
border-radius: var(--radius-medium);
}

.seasons-content {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-xl);
align-items: center;
margin-top: var(--spacing-lg);
}

.seasons-content img {
border-radius: var(--radius-large);
box-shadow: var(--shadow-medium);
}

.contact {
background: linear-gradient(135deg, #1e3a5f 0%, #0f1c2e 100%);
color: var(--color-white);
position: relative;
overflow: hidden;
}

.contact::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="1" fill="rgba(255,255,255,0.1)"/></svg>');
opacity: 0.3;
}

.contact .container {
position: relative;
z-index: 2;
}

.cta-wrapper {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-xxl);
align-items: start;
margin-bottom: var(--spacing-xxl);
}

.cta-badge {
display: inline-block;
padding: var(--spacing-xs) var(--spacing-md);
background: rgba(127, 179, 213, 0.2);
border: 1px solid rgba(127, 179, 213, 0.3);
border-radius: 50px;
color: var(--color-accent);
font-size: var(--font-size-small);
font-weight: 600;
text-transform: uppercase;
letter-spacing: 1px;
margin-bottom: var(--spacing-md);
}

.cta-content h2 {
color: var(--color-white);
font-size: 2.5rem;
margin-bottom: var(--spacing-md);
}

.cta-description {
font-size: var(--font-size-large);
color: rgba(255, 255, 255, 0.9);
margin-bottom: var(--spacing-lg);
line-height: 1.8;
}

.cta-features {
display: flex;
flex-direction: column;
gap: var(--spacing-sm);
}

.cta-feature {
display: flex;
align-items: center;
gap: var(--spacing-sm);
color: rgba(255, 255, 255, 0.9);
}

.cta-feature svg {
flex-shrink: 0;
color: var(--color-accent);
}

.contact-form-wrapper {
background: rgba(255, 255, 255, 0.1);
backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.2);
border-radius: var(--radius-large);
padding: var(--spacing-xl);
}

.form-row {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-md);
}

.contact-form input,
.contact-form textarea {
background: rgba(255, 255, 255, 0.9);
border: 2px solid transparent;
}

.contact-form input:focus,
.contact-form textarea:focus {
background: var(--color-white);
border-color: var(--color-accent);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
color: var(--color-text-light);
}

.contact-form label {
color: var(--color-white);
}

.contact-form .checkbox-group label {
color: rgba(255, 255, 255, 0.9);
}

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

.contact-info-cards {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: var(--spacing-lg);
}

.info-card {
background: rgba(255, 255, 255, 0.1);
backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.2);
border-radius: var(--radius-large);
padding: var(--spacing-lg);
text-align: center;
transition: transform var(--transition-medium), background var(--transition-medium);
}

.info-card:hover {
transform: translateY(-5px);
background: rgba(255, 255, 255, 0.15);
}

.info-icon {
width: 60px;
height: 60px;
margin: 0 auto var(--spacing-md);
background: var(--color-accent);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
}

.info-icon svg {
color: var(--color-dark);
}

.info-card h3 {
color: var(--color-white);
font-size: var(--font-size-large);
margin-bottom: var(--spacing-sm);
}

.info-card p {
color: rgba(255, 255, 255, 0.9);
margin-bottom: var(--spacing-xs);
}

.info-card a {
color: var(--color-accent);
font-weight: 600;
}

.info-note {
font-size: var(--font-size-small);
color: rgba(255, 255, 255, 0.7);
}

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

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

.form-group input,
.form-group textarea {
width: 100%;
padding: var(--spacing-sm);
border: 2px solid var(--color-border);
border-radius: var(--radius-small);
font-family: var(--font-primary);
font-size: var(--font-size-base);
transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
outline: none;
border-color: var(--color-primary);
}

.form-group.error input,
.form-group.error textarea {
border-color: var(--color-error);
}

.error-message {
display: none;
color: var(--color-error);
font-size: var(--font-size-small);
margin-top: var(--spacing-xs);
}

.form-group.error .error-message {
display: block;
}

.checkbox-group label {
display: flex;
align-items: flex-start;
gap: var(--spacing-xs);
font-weight: normal;
}

.checkbox-group input[type="checkbox"] {
width: auto;
margin-top: 4px;
}

.contact-form button {
width: 100%;
}

.disclaimer {
background-color: var(--color-light);
border-top: 2px solid var(--color-border);
padding: var(--spacing-lg) 0;
text-align: center;
}

.disclaimer p {
color: var(--color-text-light);
font-size: var(--font-size-small);
margin: 0;
}

footer {
background-color: var(--color-dark);
color: var(--color-white);
padding: var(--spacing-lg) 0;
}

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

.footer-links {
display: flex;
justify-content: center;
flex-wrap: wrap;
gap: var(--spacing-md);
margin-bottom: var(--spacing-md);
}

.footer-links a {
color: var(--color-white);
font-size: var(--font-size-small);
}

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

.copyright {
font-size: var(--font-size-small);
color: var(--color-text-light);
margin: 0;
}

.cookie-banner {
position: fixed;
bottom: 0;
left: 0;
right: 0;
background-color: var(--color-dark);
color: var(--color-white);
padding: var(--spacing-md);
box-shadow: var(--shadow-large);
z-index: 2000;
display: none;
}

.cookie-banner.show {
display: block;
}

.cookie-content {
max-width: 1200px;
margin: 0 auto;
display: flex;
justify-content: space-between;
align-items: center;
gap: var(--spacing-lg);
}

.cookie-buttons {
display: flex;
gap: var(--spacing-sm);
}

.cookie-buttons button {
padding: var(--spacing-xs) var(--spacing-md);
white-space: nowrap;
}

.cookie-modal {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background-color: rgba(0, 0, 0, 0.7);
display: none;
justify-content: center;
align-items: center;
z-index: 3000;
}

.cookie-modal.show {
display: flex;
}

.modal-content {
background-color: var(--color-white);
padding: var(--spacing-xl);
border-radius: var(--radius-large);
max-width: 500px;
width: 90%;
max-height: 80vh;
overflow-y: auto;
}

.cookie-category {
margin-bottom: var(--spacing-md);
padding: var(--spacing-md);
background-color: var(--color-light);
border-radius: var(--radius-medium);
}

.cookie-category label {
display: flex;
align-items: center;
gap: var(--spacing-sm);
font-weight: 600;
cursor: pointer;
}

.cookie-category p {
margin-top: var(--spacing-xs);
margin-left: calc(var(--spacing-sm) + 20px);
font-size: var(--font-size-small);
color: var(--color-text-light);
}

.modal-buttons {
display: flex;
gap: var(--spacing-sm);
margin-top: var(--spacing-lg);
}

.modal-buttons button {
flex: 1;
}

@media (max-width: 768px) {
.header-content {
flex-direction: column;
gap: var(--spacing-sm);
padding: var(--spacing-sm) 0;
}

.brand {
font-size: var(--font-size-base);
}

nav ul {
flex-direction: row;
flex-wrap: wrap;
justify-content: center;
gap: var(--spacing-xs);
}

nav a {
font-size: var(--font-size-small);
padding: var(--spacing-xs);
}

.hero-wrapper {
grid-template-columns: 1fr;
min-height: auto;
padding: var(--spacing-xl) 0;
}

.hero-content h1 {
font-size: 2.5rem;
}

.hero-subtitle {
font-size: 1.1rem;
}

.hero-visual {
order: -1;
}

.hero-stats {
grid-template-columns: repeat(3, 1fr);
gap: var(--spacing-sm);
}

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

.stat-number {
font-size: 1.5rem;
}

.hero-buttons {
flex-direction: column;
}

.hero-buttons a {
width: 100%;
text-align: center;
}

.decoration-1,
.decoration-2 {
display: none;
}

.cta-wrapper {
grid-template-columns: 1fr;
gap: var(--spacing-lg);
}

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

.contact-info-cards {
grid-template-columns: 1fr;
}

.tips-grid {
grid-template-columns: 1fr;
}

.circadian-content {
grid-template-columns: 1fr;
}

.seasons-grid {
grid-template-columns: 1fr;
}

.about .container {
grid-template-columns: 1fr;
}

.phases-grid {
grid-template-columns: 1fr;
}

.energy-connection .content-split {
grid-template-columns: 1fr;
}

.factors-grid {
grid-template-columns: repeat(2, 1fr);
}

.tip-item {
grid-template-columns: 1fr;
}

.tip-item:nth-child(even) figure {
order: 0;
}

.myths-grid {
grid-template-columns: 1fr;
}

.nutrition-content {
grid-template-columns: 1fr;
}

.tech-grid {
grid-template-columns: 1fr;
}

.seasons-content {
grid-template-columns: 1fr;
}

.contact-wrapper {
grid-template-columns: 1fr;
}

nav ul {
flex-direction: column;
gap: var(--spacing-xs);
}

.cookie-content {
flex-direction: column;
align-items: stretch;
}

.cookie-buttons {
flex-direction: column;
}

h1 {
font-size: 2rem;
}

h2 {
font-size: 1.75rem;
}

h3 {
font-size: 1.25rem;
}
}

@media (max-width: 480px) {
.factors-grid {
grid-template-columns: 1fr;
}

.footer-links {
flex-direction: column;
gap: var(--spacing-sm);
}

.tips-grid {
grid-template-columns: 1fr;
}

.hero-content h1 {
font-size: 1.75rem;
}

.hero-subtitle {
font-size: 1rem;
}

.stat-number {
font-size: 1.25rem;
}

.stat-label {
font-size: 0.75rem;
}

.phase-number {
font-size: 2rem;
}

.tip-number {
font-size: 1.75rem;
}

.container {
padding: 0 var(--spacing-sm);
}

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

h2 {
font-size: 1.5rem;
}

h3 {
font-size: 1.1rem;
}

.section-intro {
font-size: var(--font-size-base);
}

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

.hero-features {
font-size: var(--font-size-small);
}

.feature-item svg {
width: 18px;
height: 18px;
}

.cta-feature svg {
width: 16px;
height: 16px;
}

.info-icon {
width: 50px;
height: 50px;
}

.info-icon svg {
width: 20px;
height: 20px;
}
}

@media (max-width: 320px) {
.hero-content h1 {
font-size: 1.5rem;
}

.hero-subtitle {
font-size: 0.9rem;
}

.hero-stats {
grid-template-columns: 1fr;
}

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

.stat-number {
font-size: 1.5rem;
}

.phase-number,
.tip-number {
font-size: 1.5rem;
}

h2 {
font-size: 1.25rem;
}

h3 {
font-size: 1rem;
}

.section-intro {
font-size: var(--font-size-small);
}

.btn-primary,
.btn-secondary {
padding: var(--spacing-xs) var(--spacing-sm);
font-size: var(--font-size-small);
}

.hero-features {
gap: var(--spacing-xs);
}

.feature-item {
font-size: 0.8rem;
}

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

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

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

.factor-card,
.phase-card,
.tip-card,
.tech-card,
.season-card,
.myth-card {
padding: var(--spacing-md);
}
}

.section-intro {
font-size: var(--font-size-large);
color: var(--color-text-light);
text-align: center;
max-width: 800px;
margin: 0 auto var(--spacing-xl);
}

.phase-number {
font-size: 3rem;
font-weight: 800;
color: var(--color-accent);
opacity: 0.2;
margin-bottom: var(--spacing-sm);
}

.factor-icon {
font-size: 3rem;
margin-bottom: var(--spacing-md);
}

.tip-number {
font-size: 2.5rem;
font-weight: 800;
color: var(--color-accent);
opacity: 0.3;
margin-bottom: var(--spacing-sm);
}

.tips-grid {
display: grid;
grid-template-columns: 1fr;
gap: var(--spacing-lg);
margin-top: var(--spacing-xl);
}

@media (min-width: 769px) {
.tips-grid {
grid-template-columns: repeat(3, 1fr);
}
}

.tip-card {
background-color: var(--color-white);
padding: var(--spacing-xl);
border-radius: var(--radius-large);
box-shadow: var(--shadow-small);
transition: transform var(--transition-medium), box-shadow var(--transition-medium);
border-left: 4px solid var(--color-accent);
}

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

.tech-icon {
font-size: 3rem;
margin-bottom: var(--spacing-md);
}

.circadian-content {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-xxl);
align-items: start;
margin-top: var(--spacing-xl);
}

.circadian-tips {
background-color: var(--color-light);
padding: var(--spacing-lg);
border-radius: var(--radius-medium);
margin-top: var(--spacing-lg);
}

.circadian-tips h4 {
color: var(--color-primary);
margin-bottom: var(--spacing-md);
}

.circadian-tips ul {
list-style: none;
padding: 0;
}

.circadian-tips li {
padding-left: var(--spacing-lg);
margin-bottom: var(--spacing-sm);
position: relative;
}

.circadian-tips li:before {
content: '✓';
position: absolute;
left: 0;
color: var(--color-accent);
font-weight: bold;
}

.circadian-visual img {
border-radius: var(--radius-large);
box-shadow: var(--shadow-medium);
}

.seasons-grid {
display: grid;
grid-template-columns: 1fr;
gap: var(--spacing-lg);
margin-top: var(--spacing-xl);
margin-bottom: var(--spacing-xl);
}

@media (min-width: 769px) {
.seasons-grid {
grid-template-columns: repeat(2, 1fr);
}
}

.season-card {
background-color: var(--color-white);
padding: var(--spacing-xl);
border-radius: var(--radius-large);
box-shadow: var(--shadow-small);
transition: transform var(--transition-medium);
}

.season-card:hover {
transform: translateY(-5px);
}

.season-icon {
font-size: 3rem;
margin-bottom: var(--spacing-md);
}

.seasons-image {
margin: 0 auto;
max-width: 800px;
}

.seasons-image img {
border-radius: var(--radius-large);
box-shadow: var(--shadow-medium);
}