/* ===== CSS Variables ===== */
:root {
    --primary-color: #5E7F5E;
    --primary-light: #7A9A7A;
    --primary-dark: #4A6B4A;
    --secondary-color: #8FAF8F;
    --text-dark: #2d3436;
    --text-light: #636e72;
    --bg-light: #f8f9f7;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* ===== Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 2rem; font-weight: 600; }
h3 { font-size: 1.5rem; font-weight: 600; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

a:hover {
    color: var(--primary-dark);
}

/* ===== Container ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===== Header & Navigation ===== */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    background-color: var(--primary-color);
    color: var(--white);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-color: var(--primary-color);
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 35%;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(94, 127, 94, 0.2), rgba(143, 175, 143, 0.3));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    color: var(--white);
    text-align: center;
    padding: 4rem 2rem;
}

.hero-content h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 3rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* ===== Main Content ===== */
main {
    /* Removed min-height to eliminate unnecessary whitespace */
}

section {
    padding: 4rem 2rem;
}

section:nth-of-type(odd) {
    background-color: var(--white);
}

section:nth-of-type(even) {
    background-color: var(--bg-light);
}

section.contact-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
}

section.contact-section h2,
section.contact-section h3,
section.contact-section p {
    color: var(--white);
}

section.contact-section a {
    color: rgba(255, 255, 255, 0.95);
    text-decoration: underline;
}

section.contact-section a:hover {
    color: var(--white);
}

section h2 {
    margin-bottom: 1.5rem;
}

section h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

section ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

section ul li {
    margin-bottom: 0.5rem;
}

/* ===== Profile Section ===== */
.profile-section {
    display: flex;
    gap: 3rem;
    align-items: center;
    margin-bottom: 2rem;
}

.profile-text {
    flex: 1;
}

.profile-image {
    flex: 0 0 300px;
    max-width: 300px;
}

.profile-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px var(--shadow);
}

@media (max-width: 1024px) {
    .profile-image {
        flex: 0 0 250px;
        max-width: 250px;
    }
}

@media (max-width: 768px) {
    .profile-section {
        flex-direction: column;
        gap: 2rem;
    }

    .profile-image {
        flex: 0 0 auto;
        max-width: 100%;
        width: 100%;
    }
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow);
}

/* ===== Scroll to Top Button ===== */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px var(--shadow);
    transition: var(--transition);
    z-index: 999;
}

.scroll-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

.scroll-to-top.visible {
    display: flex;
}

/* ===== Footer ===== */
footer {
    background-color: var(--text-dark);
    color: var(--white);
    text-align: center;
    padding: 2rem;
}

footer p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

footer a {
    color: var(--primary-light);
    margin-left: 1rem;
}

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

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px var(--shadow);
        padding: 2rem 0;
    }

    .nav-links.active {
        left: 0;
    }

    .hero {
        min-height: 300px;
    }

    .hero-content {
        padding: 3rem 2rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }

    section {
        padding: 3rem 1rem;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 1rem;
    }

    .scroll-to-top {
        width: 40px;
        height: 40px;
        bottom: 1rem;
        right: 1rem;
        font-size: 1.2rem;
    }
}