/* ============================================
   Portfolio Website - Custom Styles
   Color Theme: #005c5a (dark teal) & #ff8129 (orange)
   ============================================ */

:root {
    --primary-color: #005c5a;
    --accent-color: #ff8129;
    --primary-dark: #004040;
    --primary-light: #007a77;
    --accent-dark: #e6701f;
    --accent-light: #ff9d4d;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --shadow: rgba(0, 92, 90, 0.1);
    --shadow-hover: rgba(0, 92, 90, 0.2);
}

/* ============================================
   Base Styles
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: 80px; /* Compensate for fixed navbar */
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

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

a {
    text-decoration: none;
    transition: all 0.3s ease;
}

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

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

.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px var(--shadow);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 4px 20px var(--shadow-hover);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color) !important;
    transition: color 0.3s ease;
}

.navbar-brand:hover {
    color: var(--accent-color) !important;
}

.navbar-nav .nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    position: relative;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 80%;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--accent-color) !important;
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280, 92, 90, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

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

.hero-section {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    position: relative;
    overflow: hidden;
    padding-top: 0;
}

.hero-section::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"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

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

.hero-section h1 {
    color: white;
    font-size: 4rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
}

.hero-section .lead {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.2s both;
}

.location-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
    animation: fadeInUp 1s ease 0.4s both;
}

.location-divider {
    flex: 1;
    max-width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.location-text {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.85);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.location-text i {
    font-size: 0.9rem;
    color: var(--accent-color);
    opacity: 0.9;
}

.location-text span {
    color: rgba(255, 255, 255, 0.9);
}

.hero-buttons {
    margin-top: 2rem;
    animation: fadeInUp 1s ease 0.6s both;
}

.btn-primary-custom {
    background-color: var(--accent-color);
    border: none;
    color: white;
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 129, 41, 0.3);
}

.btn-primary-custom:hover {
    background-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 129, 41, 0.4);
    color: white;
}

.btn-outline-custom {
    background-color: transparent;
    border: 2px solid white;
    color: white;
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    margin-left: 1rem;
}

.btn-outline-custom:hover {
    background-color: white;
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* ============================================
   Section Styles
   ============================================ */

.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    position: relative;
    display: inline-block;
    padding-bottom: 1rem;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.section-title p {
    margin-top: 1rem;
    font-size: 1.1rem;
    color: var(--text-light);
}

/* ============================================
   About Section
   ============================================ */

.about-section {
    background-color: var(--bg-light);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.about-text {
    flex: 1;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-image {
    flex: 1;
    text-align: center;
}

.about-image img {
    border-radius: 20px;
    box-shadow: 0 10px 30px var(--shadow);
    max-width: 100%;
}

.highlight {
    color: var(--accent-color);
    font-weight: 600;
}

/* ============================================
   Skills Section
   ============================================ */

.skills-section {
    background-color: var(--bg-white);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px var(--shadow);
    transition: all 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-hover);
}

.skill-category h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-category h3 i {
    color: var(--accent-color);
    font-size: 1.8rem;
}

.skill-list {
    list-style: none;
    padding: 0;
}

.skill-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #e9ecef;
    color: var(--text-dark);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-list li:last-child {
    border-bottom: none;
}

.skill-list li i {
    color: var(--accent-color);
    font-size: 0.9rem;
}

/* ============================================
   Portfolio Section
   ============================================ */

.portfolio-section {
    background-color: var(--bg-light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.portfolio-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px var(--shadow);
    transition: all 0.3s ease;
    position: relative;
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px var(--shadow-hover);
}

.portfolio-card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.portfolio-card-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-card:hover .portfolio-card-image::before {
    opacity: 1;
}

.portfolio-card-image i {
    font-size: 4rem;
    color: white;
    opacity: 0.8;
    z-index: 1;
}

.portfolio-card-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 2;
}

.portfolio-card-body {
    padding: 2rem;
}

.portfolio-card-body h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.portfolio-card-body p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.portfolio-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.portfolio-card-tag {
    background-color: var(--bg-light);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* ============================================
   Contact Section
   ============================================ */

.contact-section {
    background-color: var(--bg-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-top: 0.25rem;
}

.contact-item-content h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.contact-item-content p {
    color: var(--text-light);
    margin: 0;
}

.contact-form {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: block;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 129, 41, 0.1);
}

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

.form-control.is-invalid {
    border-color: #dc3545;
}

.invalid-feedback {
    display: block;
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.btn-submit {
    width: 100%;
    background-color: var(--accent-color);
    border: none;
    color: white;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-submit:hover {
    background-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 129, 41, 0.4);
}

button.btn.btn-submit:disabled,
button.btn.btn-submit.disabled {
    background-color: var(--accent-color);
    border-color: transparent;
    color: rgba(255, 255, 255, 0.95);
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

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

.footer {
    background-color: var(--primary-dark);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

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

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
}

/* ============================================
   Animations
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

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

@media (max-width: 992px) {
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-section h1 {
        font-size: 3rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .btn-outline-custom {
        margin-left: 0;
        margin-top: 1rem;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 70px; /* Smaller padding for mobile navbar */
    }
    
    .section {
        padding: 3rem 0;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero-section {
        min-height: calc(100vh - 70px);
        text-align: center;
        padding-top: 1rem;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-section .lead {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn-outline-custom {
        margin-left: 0;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .navbar {
        padding: 0.75rem 0;
    }
}

@media (max-width: 576px) {
    body {
        padding-top: 65px; /* Even smaller for very small screens */
    }
    
    .hero-section {
        min-height: calc(100vh - 65px);
        padding-top: 1.5rem;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section .lead {
        font-size: 1rem;
    }
    
    .section-title h2 {
        font-size: 1.75rem;
    }
    
    .navbar {
        padding: 0.5rem 0;
    }
}