/* CSS Design System - Organic Professional Theme */

:root {
    /* Color Palette */
    --clr-bg-main: #FAF8F5;       /* Warm cream / off-white */
    --clr-bg-soft: #F2ECE4;       /* Warm sand / soft beige */
    --clr-bg-card: #FFFFFF;
    --clr-primary: #0B4A3A;       /* Deep forest emerald green */
    --clr-primary-hover: #08382B;
    --clr-accent: #C99B62;        /* Warm champagne gold */
    --clr-accent-hover: #B48750;
    --clr-accent-light: #E8DFD3;
    --clr-text-main: #2C3330;     /* Dark olive charcoal */
    --clr-text-muted: #5C6660;    /* Muted olive gray */
    --clr-text-light: #8A968F;
    --clr-border: #E5DDD3;
    
    /* Fonts */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
    
    /* Layout */
    --container-width: 1200px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--clr-bg-main);
    color: var(--clr-text-main);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--clr-primary);
    line-height: 1.2;
}

p {
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--clr-text-muted);
}

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

/* Containers & Layout */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1.75rem;
    border-radius: 4px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition-smooth);
}

.btn-large {
    padding: 1rem 2.25rem;
    font-size: 1.05rem;
}

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

.btn-primary {
    background-color: var(--clr-primary);
    color: #FFFFFF;
}

.btn-primary:hover {
    background-color: var(--clr-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(11, 74, 58, 0.15);
}

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

.btn-secondary:hover {
    background-color: var(--clr-primary);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn i {
    width: 1.1rem;
    height: 1.1rem;
    transition: var(--transition-smooth);
}

.btn-primary:hover i {
    transform: translate(2px, -2px);
}

/* Header & Navigation */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: var(--transition-smooth);
    background-color: transparent;
}

.main-header.scrolled {
    background-color: rgba(250, 248, 245, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--clr-border);
    height: 70px;
}

.header-container {
    max-width: var(--container-width);
    height: 100%;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.6rem;
    color: var(--clr-primary);
    letter-spacing: -0.5px;
}

.logo-accent {
    color: var(--clr-accent);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--clr-text-main);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--clr-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    padding-top: calc(var(--header-height) + 2rem);
    display: flex;
    align-items: center;
    position: relative;
    background-color: var(--clr-bg-main);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    background-color: var(--clr-accent-light);
    color: var(--clr-primary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 100px;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    line-height: 1.7;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 1.2rem;
}

.hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
}

.hero-image-backdrop {
    position: absolute;
    top: 2rem;
    left: -2rem;
    right: 2rem;
    bottom: -2rem;
    background-color: var(--clr-bg-soft);
    border-radius: 8px;
    z-index: 1;
    border: 1px solid var(--clr-border);
}

.hero-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
    position: relative;
    z-index: 2;
    box-shadow: 0 20px 40px rgba(44, 51, 48, 0.08);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    z-index: 5;
}

.scroll-indicator a {
    color: var(--clr-text-light);
    font-size: 1.8rem;
    display: flex;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* Shared Sections Styles */
section {
    padding: 7rem 0;
}

.section-header {
    max-width: 800px;
    margin-bottom: 4rem;
}

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

.section-tag {
    display: inline-block;
    color: var(--clr-accent);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.6rem;
    margin-bottom: 1.5rem;
}

.section-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    font-weight: 400;
}

.section-subtitle-center {
    font-size: 1.25rem;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

/* About / Features Section */
.about-section {
    background-color: var(--clr-bg-soft);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.feature-card {
    background-color: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    padding: 3rem 2.5rem;
    border-radius: 8px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(44, 51, 48, 0.04);
    border-color: var(--clr-accent-light);
}

.feature-icon-wrapper {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 6px;
    background-color: var(--clr-bg-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-primary);
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}

.feature-card:hover .feature-icon-wrapper {
    background-color: var(--clr-primary);
    color: #FFFFFF;
}

.feature-icon-wrapper i {
    width: 1.6rem;
    height: 1.6rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    font-size: 1rem;
    line-height: 1.6;
}

/* Experience / Timeline Section */
.experience-section {
    background-color: var(--clr-bg-main);
}

.timeline-container {
    max-width: 850px;
    margin: 3rem auto 0 auto;
    position: relative;
    padding-left: 2rem;
}

.timeline-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 100%;
    background-color: var(--clr-border);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    transition: var(--transition-smooth);
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 1.7rem;
    left: calc(-2rem - 5px);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--clr-bg-main);
    border: 2px solid var(--clr-border);
    transition: var(--transition-smooth);
    z-index: 2;
}

.timeline-item.active::before {
    background-color: var(--clr-accent);
    border-color: var(--clr-accent);
    transform: scale(1.3);
}

.timeline-header {
    background-color: var(--clr-bg-soft);
    border: 1px solid var(--clr-border);
    padding: 1.5rem 2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
    outline: none;
}

.timeline-item.active .timeline-header {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    background-color: var(--clr-bg-card);
    border-color: var(--clr-border);
}

.timeline-header:focus-visible {
    box-shadow: 0 0 0 3px rgba(201, 155, 98, 0.4);
}

.timeline-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.timeline-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--clr-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-company {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--clr-text-muted);
}

.timeline-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.timeline-role {
    font-size: 1.35rem;
    margin: 0;
}

.timeline-indicator {
    display: flex;
    color: var(--clr-primary);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.timeline-item.active .timeline-indicator {
    transform: rotate(180deg);
}

.timeline-content {
    background-color: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-top: none;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.timeline-content-inner {
    padding: 2rem;
}

.timeline-content p {
    font-size: 1.05rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.timeline-bullets {
    list-style: none;
    padding-left: 0;
}

.timeline-bullets li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    color: var(--clr-text-muted);
}

.timeline-bullets li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--clr-accent);
    font-weight: bold;
}

/* Contact Section */
.contact-section {
    background-color: var(--clr-primary);
    color: #FFFFFF;
}

.text-white {
    color: #FFFFFF;
}

.text-white-muted {
    color: rgba(255, 255, 255, 0.8);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 5rem;
    align-items: center;
}

.contact-intro {
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-method-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem;
    border-radius: 8px;
    transition: var(--transition-smooth);
}

.contact-method-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.contact-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 6px;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-accent);
}

.contact-icon i {
    width: 1.5rem;
    height: 1.5rem;
}

.contact-method-item h4 {
    color: #FFFFFF;
    font-family: var(--font-body);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.25rem;
}

.contact-method-item p {
    color: #FFFFFF;
    font-size: 1.15rem;
    font-weight: 500;
}

.contact-card {
    background-color: var(--clr-bg-card);
    border-radius: 8px;
    padding: 3.5rem;
    color: var(--clr-text-main);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.contact-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.contact-card p {
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--clr-text-muted);
}

.form-group input,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 1rem;
    padding: 0.75rem 1rem;
    border-radius: 4px;
    border: 1px solid var(--clr-border);
    background-color: var(--clr-bg-main);
    color: var(--clr-text-main);
    transition: var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--clr-accent);
    background-color: #FFFFFF;
    box-shadow: 0 0 0 3px rgba(201, 155, 98, 0.15);
}

.form-feedback {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 500;
    text-align: center;
}

.form-feedback.success {
    background-color: #D1E2D3;
    color: var(--clr-primary);
    border: 1px solid var(--clr-border);
}

.form-feedback.error {
    background-color: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
}

.hidden {
    display: none !important;
}

/* Footer */
.main-footer {
    background-color: var(--clr-bg-soft);
    border-top: 1px solid var(--clr-border);
    padding: 3rem 0;
    color: var(--clr-text-muted);
    font-size: 0.9rem;
}

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

.footer-links {
    display: flex;
    gap: 1rem;
}

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

/* Responsive Breakpoints */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-description {
        max-width: 100%;
    }
    
    .hero-image-wrapper {
        max-width: 380px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    /* Mobile Navigation */
    .nav-toggle {
        display: block;
        z-index: 1001;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--clr-bg-main);
        flex-direction: column;
        justify-content: center;
        gap: 3rem;
        padding: 3rem;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05);
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 1000;
        border-left: 1px solid var(--clr-border);
    }
    
    .nav-menu.open {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    
    .nav-link {
        font-size: 1.15rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .timeline-container {
        padding-left: 1.5rem;
    }
    
    .timeline-header {
        padding: 1.25rem 1.5rem;
    }
    
    .timeline-role {
        font-size: 1.15rem;
    }
    
    .timeline-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .contact-card {
        padding: 2rem;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}

/* Scroll Reveal & Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger transitions for hero */
.hero-content .animate-fade-in:nth-child(1) { transition-delay: 0.1s; }
.hero-content .animate-fade-in:nth-child(2) { transition-delay: 0.25s; }
.hero-content .animate-fade-in:nth-child(3) { transition-delay: 0.4s; }
.hero-content .animate-fade-in:nth-child(4) { transition-delay: 0.55s; }
.hero-image-wrapper.animate-fade-in { transition-delay: 0.7s; }