/* ========================================
   STARTTINY LANDING PAGE - STYLESHEET
   ======================================== */

/* ========================================
   CSS VARIABLES / DESIGN TOKENS
   ======================================== */
:root {
    /* Colors */
    --sage-green: #6B9080;
    --sage-dark: #4A6356;
    --sage-light: #A4C3B2;
    --sage-pale: #EAF4F0;

    --cream: #F6F6F4;
    --white: #FFFFFF;
    --charcoal: #2C2C2C;
    --gray-medium: #6C757D;
    --gray-light: #E8E8E8;
    --gray-pale: #F8F9FA;

    --warm-orange: #E07A5F;

    /* Typography */
    --font-primary: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --fs-h1: clamp(2.5rem, 5vw, 3.5rem);
    --fs-h2: clamp(2rem, 4vw, 2.5rem);
    --fs-h3: clamp(1.25rem, 2.5vw, 1.75rem);
    --fs-body-large: clamp(1.125rem, 2vw, 1.25rem);
    --fs-body: 1rem;
    --fs-small: 0.875rem;

    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;
    --fw-extrabold: 800;

    --lh-tight: 1.2;
    --lh-normal: 1.6;
    --lh-relaxed: 1.8;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.03), 0 2px 4px rgba(0, 0, 0, 0.02);
    --shadow-md: 0 10px 24px rgba(0, 0, 0, 0.04), 0 4px 8px rgba(0, 0, 0, 0.02);
    --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.06), 0 8px 16px rgba(0, 0, 0, 0.03);
    --shadow-button: 0 8px 20px rgba(107, 144, 128, 0.3), 0 4px 8px rgba(107, 144, 128, 0.2);

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: 1px solid rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
    --glass-blur: blur(12px);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    font-size: var(--fs-body);
    line-height: var(--lh-normal);
    color: var(--charcoal);
    background-color: var(--cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

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

/* ========================================
   UTILITY CLASSES
   ======================================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.highlight {
    color: var(--sage-green);
}

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

/* ========================================
   SECTION 1: HERO
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-xl) 0 var(--space-2xl);
    background: radial-gradient(circle at 50% 30%, rgba(164, 195, 178, 0.2) 0%, var(--cream) 60%);
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--sage-light) 0%, transparent 70%);
    opacity: 0.15;
    filter: blur(60px);
    z-index: 0;
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

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

.logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
}

.logo-icon {
    font-size: 2rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: var(--fw-bold);
    color: var(--charcoal);
}

.hero-headline {
    font-size: var(--fs-h1);
    font-weight: var(--fw-extrabold);
    line-height: var(--lh-tight);
    letter-spacing: -0.03em;
    margin-bottom: var(--space-md);
    color: var(--charcoal);
}

.hero-subheadline {
    font-size: var(--fs-body-large);
    line-height: var(--lh-relaxed);
    color: var(--gray-medium);
    margin-bottom: var(--space-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    letter-spacing: -0.01em;
}

.hero-cta {
    margin-bottom: var(--space-lg);
}

.waitlist-form-hero {
    display: flex;
    gap: var(--space-sm);
    max-width: 600px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}

.email-input {
    flex: 1;
    min-width: 280px;
    padding: 1rem 1.25rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-md);
    font-size: var(--fs-body);
    transition: all var(--transition-normal);
    background: var(--white);
}

.email-input:focus {
    outline: none;
    border-color: var(--sage-green);
    box-shadow: 0 0 0 3px rgba(107, 144, 128, 0.1);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 1rem 2rem;
    background: var(--sage-green);
    color: var(--white);
    font-size: 1.125rem;
    font-weight: var(--fw-semibold);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-button);
    transition: all var(--transition-normal);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(255, 255, 255, 0.2), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.btn-primary:hover {
    background: var(--sage-dark);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 28px rgba(107, 144, 128, 0.4);
}

.btn-primary:hover::after {
    opacity: 1;
}

.btn-primary:active {
    transform: translateY(1px) scale(0.98);
    box-shadow: 0 4px 12px rgba(107, 144, 128, 0.3);
}

.btn-primary.loading {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-arrow {
    transition: transform var(--transition-normal);
}

.btn-primary:hover .btn-arrow {
    transform: translateX(4px);
}

.success-message {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 1rem 1.5rem;
    background: #d4edda;
    border: 1px solid #c3e6cb;
    border-radius: var(--radius-md);
    color: #155724;
    font-weight: var(--fw-medium);
    animation: slideIn 0.4s ease;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.success-icon {
    font-size: 1.5rem;
}

.trust-indicators {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
    font-size: var(--fs-small);
    color: var(--gray-medium);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.trust-icon {
    color: var(--sage-green);
    font-weight: var(--fw-bold);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--gray-medium);
    font-size: var(--fs-small);
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

.scroll-arrow {
    font-size: 1.5rem;
}

/* ========================================
   SECTION 2: THE PROBLEM
   ======================================== */
.problem {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.section-headline {
    font-size: var(--fs-h2);
    font-weight: var(--fw-bold);
    line-height: var(--lh-tight);
    text-align: center;
    margin-bottom: var(--space-xl);
    color: var(--charcoal);
}

.section-subheadline {
    font-size: var(--fs-body-large);
    color: var(--gray-medium);
    text-align: center;
    margin-bottom: var(--space-lg);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.problem-card {
    text-align: center;
    padding: var(--space-lg);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.problem-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.problem-emoji {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

.problem-title {
    font-size: var(--fs-h3);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-sm);
    color: var(--charcoal);
}

.problem-text {
    font-size: var(--fs-body);
    line-height: var(--lh-relaxed);
    color: var(--gray-medium);
}

.problem-closing {
    text-align: center;
    font-size: var(--fs-body-large);
    line-height: var(--lh-relaxed);
    color: var(--gray-medium);
    max-width: 600px;
    margin: 0 auto;
}

.problem-closing strong {
    color: var(--charcoal);
    font-weight: var(--fw-bold);
}

/* ========================================
   SECTION 3: THE SOLUTION
   ======================================== */
.solution {
    padding: var(--space-3xl) 0;
    background: var(--sage-pale);
}

.principles-grid {
    display: grid;
    /* Forces exactly 2 columns on desktop/tablet */
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

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

.principle-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: var(--glass-border);
}

.principle-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.8);
}

.principle-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    background: rgba(107, 144, 128, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    color: var(--sage-green);
}

.principle-icon svg {
    width: 2rem;
    height: 2rem;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

.principle-title {
    font-size: var(--fs-h3);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-sm);
    color: var(--charcoal);
}

.principle-text {
    font-size: var(--fs-body);
    line-height: var(--lh-relaxed);
    color: var(--gray-medium);
}

/* ========================================
   SECTION 4: HOW IT WORKS
   ======================================== */
.how-it-works {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.steps {
    max-width: 800px;
    margin: var(--space-xl) auto var(--space-2xl);
}

.step {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sage-green);
    color: var(--white);
    font-size: 1.75rem;
    font-weight: var(--fw-bold);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: var(--fs-h3);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-sm);
    color: var(--charcoal);
}

.step-text {
    font-size: var(--fs-body);
    line-height: var(--lh-relaxed);
    color: var(--gray-medium);
}

.step-text em {
    color: var(--sage-dark);
    font-style: normal;
    font-weight: var(--fw-medium);
}

.step-connector {
    height: 60px;
    width: 2px;
    background: var(--sage-light);
    margin-left: 29px;
}

.cta-center {
    text-align: center;
    margin-top: var(--space-2xl);
}

.btn-secondary {
    display: inline-block;
    padding: 1rem 2rem;
    background: transparent;
    color: var(--sage-dark);
    font-size: 1.125rem;
    font-weight: var(--fw-semibold);
    border: 2px solid var(--sage-green);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.btn-secondary:hover {
    background: var(--sage-green);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-button);
}

/* ========================================
   SECTION 5: SOCIAL PROOF / SCIENCE
   ======================================== */
.social-proof {
    padding: var(--space-3xl) 0;
    background: var(--cream);
}

.science-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.science-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: var(--glass-border);
    border-left: 4px solid var(--sage-green);
    transition: all var(--transition-normal);
}

.science-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.science-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.science-title {
    font-size: var(--fs-h3);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-md);
    color: var(--charcoal);
}

.science-text {
    font-size: var(--fs-body);
    line-height: var(--lh-relaxed);
    color: var(--gray-medium);
    margin-bottom: var(--space-md);
}

.science-source {
    font-size: var(--fs-small);
    color: var(--sage-dark);
    font-weight: var(--fw-medium);
    font-style: italic;
}

/* ========================================
   SECTION 6: FINAL CTA
   ======================================== */
.final-cta {
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, var(--sage-green) 0%, var(--sage-dark) 100%);
    color: var(--white);
}

.final-cta .section-headline {
    color: var(--white);
    margin-bottom: var(--space-xl);
}

.final-cta .highlight {
    color: var(--sage-pale);
}

.final-cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.waitlist-form-wrapper {
    margin-bottom: var(--space-xl);
}

.waitlist-form-final {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    max-width: 600px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .waitlist-form-final {
        flex-direction: row;
        align-items: center;
    }
}

.email-input-large {
    flex: 1;
    padding: 1.25rem 1.5rem;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
    background: var(--white);
    color: var(--charcoal);
    transition: all var(--transition-normal);
}

.email-input-large::placeholder {
    color: var(--gray-medium);
}

.email-input-large:focus {
    outline: none;
    border-color: var(--sage-light);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2);
}

.trust-microcopy {
    display: block;
    margin-top: var(--space-sm);
    font-size: var(--fs-small);
    color: rgba(255, 255, 255, 0.7);
}

.btn-primary-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 1.25rem 2.5rem;
    background: var(--charcoal);
    color: var(--white);
    font-size: 1.25rem;
    font-weight: var(--fw-bold);
    border-radius: var(--radius-md);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
    border: 2px solid var(--charcoal);
    transition: all var(--transition-normal);
}

.btn-primary-large:hover {
    background: var(--sage-pale);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.btn-primary-large:active {
    transform: translateY(1px) scale(0.98);
}

.success-message-large {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-md);
    color: var(--white);
    font-weight: var(--fw-semibold);
    font-size: 1.125rem;
    animation: slideIn 0.4s ease;
}

.benefits-list {
    margin-top: var(--space-2xl);
}

.benefits-headline {
    font-size: var(--fs-body);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-md);
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.benefits {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm) var(--space-lg);
}

.benefits li {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--fs-small);
    font-weight: var(--fw-medium);
    color: var(--white);
}

.benefits li svg {
    width: 1.25rem;
    height: 1.25rem;
    stroke: var(--sage-light);
    stroke-width: 2.5;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    padding: var(--space-2xl) 0 var(--space-lg);
    background: var(--charcoal);
    color: var(--gray-light);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-tagline {
    margin-top: var(--space-sm);
    color: var(--gray-medium);
    font-size: var(--fs-small);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.footer-link {
    font-size: var(--fs-small);
    color: var(--gray-light);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--sage-light);
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.copyright {
    font-size: var(--fs-small);
    color: var(--gray-medium);
}

.footer-legal {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.legal-link {
    font-size: var(--fs-small);
    color: var(--gray-medium);
    transition: color var(--transition-fast);
}

.legal-link:hover {
    color: var(--sage-light);
}

.separator {
    color: var(--gray-medium);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablet */
@media (max-width: 768px) {
    :root {
        --space-xl: 3rem;
        --space-2xl: 4rem;
        --space-3xl: 5rem;
    }

    .hero {
        min-height: auto;
        padding: var(--space-2xl) 0;
    }

    .waitlist-form-hero {
        flex-direction: column;
    }

    .email-input {
        min-width: 100%;
    }

    .btn-primary {
        width: 100%;
        justify-content: center;
    }

    .trust-indicators {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .step {
        flex-direction: column;
        gap: var(--space-md);
    }

    .step-connector {
        display: none;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Mobile */
@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
    }

    .problem-grid,
    .principles-grid,
    .science-grid {
        grid-template-columns: 1fr;
    }

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

/* ========================================
   ACCESSIBILITY
   ======================================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus states for keyboard navigation */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid var(--sage-green);
    outline-offset: 2px;
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {

    .hero-cta,
    .scroll-indicator,
    .cta-center,
    .final-cta,
    .footer {
        display: none;
    }
}

/* ========================================
   ANIMATIONS & PREMIUM UI EXTRAS
   ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 1rem;
    background: rgba(107, 144, 128, 0.1);
    border: 1px solid rgba(107, 144, 128, 0.2);
    border-radius: var(--radius-full);
    color: var(--sage-dark);
    font-size: var(--fs-small);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-md);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

/* Scroll Reveal Classes added by JS */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1rem 0;
    z-index: 100;
    transition: all var(--transition-normal);
    background: transparent;
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: var(--glass-border);
    padding: 0.75rem 0;
    box-shadow: var(--shadow-sm);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar .btn-nav {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1.25rem;
    font-size: var(--fs-small);
    border-radius: var(--radius-full);
    background: var(--sage-green);
    color: var(--white);
    font-weight: var(--fw-semibold);
    transition: all var(--transition-normal);
}

.navbar .btn-nav:hover {
    background: var(--sage-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-button);
}