/* ==========================================================================
   Tanner Kohoutek - Personal Site
   Design: Clean, sophisticated, modern executive presence
   ========================================================================== */

:root {
    /* Personal Brand Colors */
    --color-charcoal: #1a1a1a;
    --color-slate: #2d2d2d;
    --color-gray-dark: #4a4a4a;
    --color-gray: #6b6b6b;
    --color-gray-light: #9a9a9a;
    --color-silver: #e5e5e5;
    --color-off-white: #f8f8f8;
    --color-white: #ffffff;
    --color-accent: #c9a227; /* Subtle gold accent */
    
    /* IBAP Colors - Navy & Gold */
    --ibap-navy: #1a365d;
    --ibap-navy-light: #2c5282;
    --ibap-gold: #c9a227;
    --ibap-gold-light: #d4b84b;
    
    /* Onyx Core Colors - Black & White (minimal) */
    --onyx-black: #000000;
    --onyx-white: #ffffff;
    --onyx-gray: #888888;
    --onyx-accent: #e5e5e5;
    
    /* Kohoutek House Colors - Earth Tones */
    --kh-forest: #1e3a2f;
    --kh-forest-light: #2d5a47;
    --kh-tan: #c4a87c;
    --kh-cream: #f5f0e8;
    
    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* Reset & Base
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-charcoal);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
}

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

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

/* Typography
   ========================================================================== */

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

/* Layout
   ========================================================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

section {
    padding: var(--space-2xl) 0;
}

/* Navigation
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-silver);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-sm) var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-charcoal);
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
}

.nav-menu a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-gray-dark);
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-accent);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-charcoal);
    transition: var(--transition-fast);
}

/* Hero Section
   ========================================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, var(--color-off-white) 0%, var(--color-white) 100%);
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.hero-greeting {
    font-size: 1.1rem;
    color: var(--color-gray);
    margin-bottom: var(--space-xs);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero h1 {
    margin-bottom: var(--space-sm);
    color: var(--color-charcoal);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-dark);
    margin-bottom: var(--space-sm);
    font-weight: 500;
}

.hero-tagline {
    font-size: 1.1rem;
    color: var(--color-gray);
    margin-bottom: var(--space-lg);
    max-width: 500px;
}

.hero-tagline em {
    color: var(--color-accent);
    font-style: normal;
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.hero-image img {
    width: 100%;
    max-width: 400px;
    border-radius: 8px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

/* Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 6px;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--color-slate);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

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

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

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.05rem;
}

/* Ventures Preview
   ========================================================================== */

.ventures-preview {
    background: var(--color-white);
}

.ventures-preview h2 {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.ventures-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.venture-card {
    padding: var(--space-lg);
    border-radius: 12px;
    transition: all var(--transition-base);
    text-align: center;
    border: 1px solid var(--color-silver);
    background: var(--color-white);
}

.venture-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.venture-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.venture-icon svg {
    width: 32px;
    height: 32px;
}

.venture-card h3 {
    margin-bottom: var(--space-xs);
    font-family: var(--font-body);
    font-weight: 600;
}

.venture-card p {
    color: var(--color-gray);
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
}

.venture-role {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.375rem 0.75rem;
    border-radius: 4px;
}

/* IBAP Card */
.ibap-card { border-color: var(--ibap-navy); }
.ibap-card:hover { border-color: var(--ibap-gold); }
.ibap-card .venture-icon { background: var(--ibap-navy); color: var(--ibap-gold); }
.ibap-card .venture-role { background: var(--ibap-navy); color: var(--ibap-gold); }

/* Onyx Card */
.onyx-card { border-color: var(--onyx-black); }
.onyx-card:hover { border-color: var(--onyx-gray); }
.onyx-card .venture-icon { background: var(--onyx-black); color: var(--onyx-white); }
.onyx-card .venture-role { background: var(--onyx-black); color: var(--onyx-white); }

/* Kohoutek House Card */
.kohoutek-card { border-color: var(--kh-forest); }
.kohoutek-card:hover { border-color: var(--kh-tan); }
.kohoutek-card .venture-icon { background: var(--kh-forest); color: var(--kh-tan); }
.kohoutek-card .venture-role { background: var(--kh-forest); color: var(--kh-tan); }

/* Credentials
   ========================================================================== */

.credentials {
    background: var(--color-charcoal);
    padding: var(--space-xl) 0;
}

.credentials-content {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

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

.credential-badge {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-charcoal);
    background: var(--color-accent);
    padding: 0.375rem 0.75rem;
    border-radius: 4px;
}

.credential-text {
    color: var(--color-silver);
    font-size: 0.9rem;
}

/* CTA Section
   ========================================================================== */

.cta-section {
    background: var(--color-off-white);
    text-align: center;
}

.cta-section h2 {
    margin-bottom: var(--space-sm);
}

.cta-section p {
    color: var(--color-gray);
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    font-size: 1.1rem;
}

/* Footer
   ========================================================================== */

.footer {
    background: var(--color-charcoal);
    color: var(--color-silver);
    padding: var(--space-xl) 0 var(--space-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-slate);
    margin-bottom: var(--space-md);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
}

.footer-brand p {
    font-size: 0.9rem;
    margin-top: var(--space-xs);
}

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

.footer-links a {
    color: var(--color-gray-light);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-gray);
}

/* About Page Styles
   ========================================================================== */

.page-header {
    padding: calc(80px + var(--space-xl)) 0 var(--space-xl);
    background: var(--color-off-white);
    text-align: center;
}

.page-header h1 {
    margin-bottom: var(--space-sm);
}

.page-header p {
    color: var(--color-gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.about-intro {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-xl);
    align-items: start;
}

.about-image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.about-text h2 {
    margin-bottom: var(--space-md);
}

.about-text p {
    margin-bottom: var(--space-md);
    color: var(--color-gray-dark);
}

.about-text p:last-child {
    margin-bottom: 0;
}

.image-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.gallery-item {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.gallery-item img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    object-position: center top;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-md);
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--color-white);
    font-size: 0.9rem;
}

/* Ventures Page Styles
   ========================================================================== */

.venture-section {
    padding: var(--space-2xl) 0;
}

.venture-section:nth-child(even) {
    background: var(--color-off-white);
}

.venture-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.venture-logo {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.venture-logo svg {
    width: 32px;
    height: 32px;
}

.venture-header h2 {
    margin: 0;
}

.venture-header .venture-role {
    margin-left: auto;
}

.venture-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.venture-description h3 {
    font-family: var(--font-body);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    margin-top: var(--space-lg);
}

.venture-description h3:first-child {
    margin-top: 0;
}

.venture-description p {
    color: var(--color-gray-dark);
}

.venture-description ul {
    list-style: none;
    margin-top: var(--space-sm);
}

.venture-description li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-gray-dark);
}

.venture-description li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

/* IBAP Section */
#ibap .venture-logo { background: var(--ibap-navy); color: var(--ibap-gold); }
#ibap .venture-role { background: var(--ibap-navy); color: var(--ibap-gold); }
#ibap .venture-description li::before { color: var(--ibap-gold); }

/* Onyx Section */
#onyx .venture-logo { background: var(--onyx-black); color: var(--onyx-white); }
#onyx .venture-role { background: var(--onyx-black); color: var(--onyx-white); }
#onyx .venture-description li::before { color: var(--onyx-black); }

/* Kohoutek House Section */
#kohoutek .venture-logo { background: var(--kh-forest); color: var(--kh-tan); }
#kohoutek .venture-role { background: var(--kh-forest); color: var(--kh-tan); }
#kohoutek .venture-description li::before { color: var(--kh-forest); }

/* Contact Page Styles
   ========================================================================== */

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.contact-info h3 {
    font-family: var(--font-body);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.contact-info p {
    color: var(--color-gray-dark);
    margin-bottom: var(--space-lg);
}

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

.contact-methods li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.contact-methods svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
}

.contact-methods a {
    color: var(--color-charcoal);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.contact-methods a:hover {
    color: var(--color-accent);
}

.contact-form {
    background: var(--color-off-white);
    padding: var(--space-lg);
    border-radius: 12px;
}

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

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--space-xs);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--color-silver);
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

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

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* Responsive
   ========================================================================== */

@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        order: 2;
    }
    
    .hero-image {
        order: 1;
    }
    
    .hero-image img {
        max-width: 300px;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .ventures-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .about-intro {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .venture-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--space-md);
        gap: var(--space-sm);
        border-bottom: 1px solid var(--color-silver);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .credentials-content {
        flex-direction: column;
        align-items: center;
        gap: var(--space-md);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-md);
    }
    
    .venture-header {
        flex-wrap: wrap;
    }
    
    .venture-header .venture-role {
        margin-left: 0;
        width: 100%;
        text-align: center;
    }
    
    .image-gallery {
        grid-template-columns: 1fr;
    }
}