/* ============================
   FULL CSS PORTFOLIO DHIO ANDREAS
   ============================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f9f9f9;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* ===== NAVIGATION ===== */
nav {
    background-color: #1a1a2e;
    color: white;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #00adb5;
    text-decoration: none;
}

.logo span {
    color: white;
}

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

.nav-list li {
    margin-left: 30px;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    padding: 5px 0;
    position: relative;
}

.nav-link:hover {
    color: #00adb5;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #00adb5;
    transition: width 0.3s;
}

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

/* ===== MOBILE MENU ===== */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* ===== HERO SECTION (Home Page) ===== */
.hero {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    color: white;
    text-align: center;
    padding: 120px 20px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(0,173,181,0.1)"/></svg>');
    background-size: cover;
}

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

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: #eeeeee;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== BUTTONS (Global) ===== */
.btn, .btn-outline {
    display: inline-block;
    padding: 14px 35px;
    margin: 10px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 1rem;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn {
    background-color: #00adb5;
    color: white;
}

.btn-outline {
    background-color: transparent;
    border: 2px solid #00adb5;
    color: #00adb5;
}

.btn:hover, .btn-outline:hover {
    background-color: #00adb5;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 173, 181, 0.2);
}

.btn:active, .btn-outline:active {
    transform: translateY(-1px);
}

/* ===== ABOUT PAGE ===== */
.about-page {
    padding: 80px 0;
}

.page-title {
    font-size: 2.8rem;
    color: #1a1a2e;
    margin-bottom: 15px;
    text-align: center;
}

.page-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.2rem;
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.about-content {
    display: flex;
    gap: 60px;
    margin: 50px 0;
    align-items: center;
}

.about-text {
    flex: 1;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #555;
}

.about-image {
    flex: 0 0 350px;
}

.about-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.about-image img:hover {
    transform: scale(1.02);
}

/* ===== EDUCATION ===== */
.education {
    margin: 80px 0;
}

.education h2 {
    font-size: 2.2rem;
    color: #1a1a2e;
    margin-bottom: 40px;
    text-align: center;
}

.edu-item {
    background: white;
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 25px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    border-left: 5px solid #00adb5;
    transition: transform 0.3s;
}

.edu-item:hover {
    transform: translateX(10px);
}

.edu-item h3 {
    color: #1a1a2e;
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.edu-item .year {
    color: #00adb5;
    font-weight: 600;
    margin: 8px 0;
    font-size: 1.1rem;
}

.edu-item p {
    color: #666;
    font-size: 1.05rem;
}

/* ===== SKILLS ===== */
.skills-section {
    margin: 80px 0;
}

.skills-section h2 {
    font-size: 2.2rem;
    color: #1a1a2e;
    margin-bottom: 40px;
    text-align: center;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.skill-category {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.skill-category:hover {
    transform: translateY(-5px);
}

.skill-category h3 {
    color: #1a1a2e;
    font-size: 1.4rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.skill-category h3 i {
    color: #00adb5;
    font-size: 1.3rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 15px;
}

.skill-tag {
    background: linear-gradient(135deg, #e3f6f5 0%, #d1f0ef 100%);
    color: #007a80;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 500;
    border: 1px solid rgba(0, 173, 181, 0.2);
    transition: all 0.3s;
}

.skill-tag:hover {
    background: linear-gradient(135deg, #00adb5 0%, #007a80 100%);
    color: white;
    transform: translateY(-2px);
}

/* ===== PROJECTS PAGE ===== */
.projects-page {
    padding: 80px 0;
}

.projects-grid {
    display: flex;
    flex-direction: column;
    gap: 60px;
    margin-top: 50px;
}

.project-card {
    display: flex;
    gap: 50px;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    transition: all 0.4s;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.project-card:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
    transform: translateY(-10px);
}

.project-image {
    flex: 0 0 450px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 30px;
}

.project-image img {
    width: 100%;
    height: auto;
    max-height: 320px;
    object-fit: contain;
    border-radius: 12px;
    transition: transform 0.5s;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-badge {
    position: absolute;
    top: 25px;
    right: 25px;
    background: linear-gradient(135deg, #00adb5 0%, #007a80 100%);
    color: white;
    padding: 10px 25px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    box-shadow: 0 5px 15px rgba(0, 173, 181, 0.3);
}

.coming-soon {
    width: 100%;
    height: 320px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #6c757d;
    border-radius: 12px;
    border: 2px dashed #adb5bd;
}

.coming-soon i {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: #00adb5;
    opacity: 0.7;
}

.coming-soon p {
    font-size: 1.2rem;
    font-weight: 500;
}

.project-content {
    flex: 1;
    padding: 40px 40px 40px 0;
    display: flex;
    flex-direction: column;
}

.project-content h3 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: #1a1a2e;
    line-height: 1.3;
}

.project-tech {
    color: #00adb5;
    font-weight: 600;
    margin: 10px 0 25px 0;
    font-size: 1.15rem;
}

.project-desc {
    line-height: 1.8;
    color: #555;
    margin-bottom: 30px;
    font-size: 1.1rem;
    flex-grow: 1;
}

.project-features {
    margin: 25px 0;
}

.project-features h4 {
    color: #1a1a2e;
    margin-bottom: 18px;
    font-size: 1.3rem;
    font-weight: 600;
}

.project-features ul {
    list-style: none;
    padding-left: 0;
}

.project-features li {
    padding: 10px 0;
    position: relative;
    padding-left: 35px;
    color: #555;
    font-size: 1.05rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.project-features li:last-child {
    border-bottom: none;
}

.project-features li:before {
    content: '✓';
    color: #00adb5;
    position: absolute;
    left: 0;
    font-weight: bold;
    font-size: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
}

.project-actions {
    display: flex;
    gap: 20px;
    margin-top: auto;
}

.project-actions .btn {
    padding: 14px 30px;
    font-size: 1.05rem;
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.3s;
    flex: 1;
    text-align: center;
}

.project-actions .btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: #6c757d;
    border-color: #6c757d;
}

/* ===== CONTACT PAGE ENHANCED ===== */
.contact-page {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    min-height: 100vh;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    margin-top: 50px;
}

/* Contact Info Cards */
.contact-info-section {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-info-card {
    background: white;
    padding: 35px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.4s;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.contact-info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, #00adb5, #007a80);
    transition: width 0.3s;
}

.contact-info-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 173, 181, 0.15);
    border-color: rgba(0, 173, 181, 0.2);
}

.contact-info-card:hover::before {
    width: 100%;
    opacity: 0.1;
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #00adb5 0%, #007a80 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.8rem;
    position: relative;
    z-index: 1;
}

.contact-info-card h3 {
    color: #1a1a2e;
    margin-bottom: 10px;
    font-size: 1.4rem;
    position: relative;
    z-index: 1;
}

.contact-info-card p {
    color: #555;
    margin-bottom: 20px;
    font-size: 1.1rem;
    position: relative;
    z-index: 1;
}

/* ===== CONTACT ACTION BUTTONS ===== */
.contact-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    margin-top: auto;
}

.btn-email, .btn-whatsapp, .btn-call, .btn-location, .btn-linkedin {
    display: block;
    padding: 14px 20px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s;
    text-align: center;
    border: 2px solid transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.btn-email {
    background: linear-gradient(135deg, #ea4335 0%, #d14836 100%);
    color: white;
    border-color: #ea4335;
}

.btn-email:hover {
    background: linear-gradient(135deg, #d14836 0%, #b03c2f 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(234, 67, 53, 0.3);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
    border-color: #25d366;
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #128c7e 0%, #0e6e5e 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
}

.btn-call {
    background: linear-gradient(135deg, #4285f4 0%, #3367d6 100%);
    color: white;
    border-color: #4285f4;
}

.btn-call:hover {
    background: linear-gradient(135deg, #3367d6 0%, #2a56b5 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(66, 133, 244, 0.3);
}

.btn-location {
    background: linear-gradient(135deg, #fbbc05 0%, #f9ab00 100%);
    color: white;
    border-color: #fbbc05;
}

.btn-location:hover {
    background: linear-gradient(135deg, #f9ab00 0%, #e09a00 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(251, 188, 5, 0.3);
}

.btn-linkedin {
    background: linear-gradient(135deg, #0077b5 0%, #005582 100%);
    color: white;
    border-color: #0077b5;
}

.btn-linkedin:hover {
    background: linear-gradient(135deg, #005582 0%, #004469 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 119, 181, 0.3);
}

/* Contact Form Section */
.contact-form-section {
    background: white;
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.form-header {
    margin-bottom: 40px;
    text-align: center;
}

.form-header h2 {
    color: #1a1a2e;
    font-size: 2rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.form-header h2 i {
    color: #00adb5;
}

.form-header p {
    color: #666;
    font-size: 1.05rem;
}

/* Form Groups */
.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #1a1a2e;
    font-weight: 600;
    margin-bottom: 12px;
    font-size: 1.05rem;
}

.form-group label i {
    color: #00adb5;
    width: 20px;
}

/* Input with Icon */
.input-with-icon, .textarea-with-icon {
    position: relative;
}

.input-with-icon i, .textarea-with-icon i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
    font-size: 1.1rem;
    transition: color 0.3s;
}

.textarea-with-icon i {
    top: 25px;
    transform: none;
}

.input-with-icon input, .textarea-with-icon textarea {
    width: 100%;
    padding: 18px 20px 18px 55px;
    border: 2px solid #e2e8f0;
    border-radius: 15px;
    font-size: 1.05rem;
    transition: all 0.3s;
    font-family: 'Poppins', sans-serif;
    background: #f8fafc;
    color: #333;
}

.textarea-with-icon textarea {
    padding: 20px 20px 20px 55px;
    min-height: 160px;
    resize: vertical;
    line-height: 1.6;
}

.input-with-icon input:focus, .textarea-with-icon textarea:focus {
    outline: none;
    border-color: #00adb5;
    background: white;
    box-shadow: 0 0 0 4px rgba(0, 173, 181, 0.1);
}

.input-with-icon input:focus + .input-focus-line,
.textarea-with-icon textarea:focus + .textarea-focus-line {
    width: 100%;
}

.input-with-icon input:focus ~ i,
.textarea-with-icon textarea:focus ~ i {
    color: #00adb5;
}

/* Focus Line Animation */
.input-focus-line, .textarea-focus-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(to right, #00adb5, #007a80);
    border-radius: 0 0 15px 15px;
    transition: width 0.4s;
}

/* Character Counter */
.char-counter {
    text-align: right;
    font-size: 0.9rem;
    color: #666;
    margin-top: 8px;
}

.char-counter span {
    font-weight: 600;
    color: #00adb5;
}

/* Form Submit Buttons */
.form-submit {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.btn-submit, .btn-reset {
    flex: 1;
    padding: 18px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 15px;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.btn-submit {
    background: linear-gradient(135deg, #00adb5 0%, #007a80 100%);
    color: white;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 173, 181, 0.3);
}

.btn-reset {
    background: #f1f5f9;
    color: #64748b;
    border: 2px solid #e2e8f0;
}

.btn-reset:hover {
    background: #e2e8f0;
    color: #475569;
    transform: translateY(-3px);
}

/* Form Validation Styles */
.input-with-icon input.error, .textarea-with-icon textarea.error {
    border-color: #ff4757;
    background: rgba(255, 71, 87, 0.05);
}

.input-with-icon input.success, .textarea-with-icon textarea.success {
    border-color: #2ed573;
    background: rgba(46, 213, 115, 0.05);
}

.validation-message {
    font-size: 0.9rem;
    margin-top: 8px;
    padding-left: 55px;
}

.validation-message.error {
    color: #ff4757;
}

.validation-message.success {
    color: #2ed573;
}

/* ===== FORM NOTICE ===== */
.form-notice {
    margin-top: 30px;
    padding: 20px;
    background: rgba(0, 173, 181, 0.08);
    border-radius: 12px;
    border-left: 4px solid #00adb5;
    position: relative;
    z-index: 1;
}

.form-notice p {
    color: #007a80;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.form-notice i {
    color: #00adb5;
    font-size: 1.2rem;
}

/* ===== SOCIAL MEDIA SECTION ===== */
.social-media-section {
    margin-top: 80px;
    text-align: center;
    padding: 40px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.05);
}

.social-media-section h3 {
    color: #1a1a2e;
    font-size: 1.8rem;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.social-media-section h3 i {
    color: #00adb5;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
}

.social-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.social-icon:hover {
    transform: translateY(-10px) scale(1.1);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
}

.social-icon.github {
    background: linear-gradient(135deg, #333 0%, #24292e 100%);
}

.social-icon.youtube {
    background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
}

.social-icon.instagram {
    background: linear-gradient(135deg, #833ab4 0%, #fd1d1d 50%, #fcb045 100%);
}

.social-icon.twitter {
    background: linear-gradient(135deg, #1da1f2 0%, #0d8bd9 100%);
}

/* ===== ANIMATIONS FOR SOCIAL ICONS ===== */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.social-icon {
    animation: float 3s ease-in-out infinite;
}

.social-icon:nth-child(1) { animation-delay: 0s; }
.social-icon:nth-child(2) { animation-delay: 0.2s; }
.social-icon:nth-child(3) { animation-delay: 0.4s; }
.social-icon:nth-child(4) { animation-delay: 0.6s; }

/* ===== FOOTER ENHANCED ===== */
footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 50px;
    padding: 0 0 40px;
}

.footer-col h3 {
    color: #00adb5;
    margin-bottom: 25px;
    font-size: 1.5rem;
    font-weight: 600;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: #00adb5;
    border-radius: 2px;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
    line-height: 1.7;
}

.footer-col a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 12px;
    transition: all 0.3s;
    padding: 8px 0;
    font-size: 1rem;
}

.footer-col a:hover {
    color: #00adb5;
    transform: translateX(5px);
}

.footer-col a i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
    transition: transform 0.3s;
}

.footer-col a:hover i {
    transform: scale(1.2);
}

/* Social Icons Colors on Hover */
.footer-col a[href*="github"]:hover { color: #f0f6fc; }
.footer-col a[href*="youtube"]:hover { color: #ff0000; }
.footer-col a[href*="instagram"]:hover { color: #e4405f; }
.footer-col a[href*="twitter"]:hover, 
.footer-col a[href*="x.com"]:hover { color: #1da1f2; }
.footer-col a[href*="facebook"]:hover { color: #1877f2; }

/* Social Icons in First Column */
.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social .social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    transition: all 0.3s;
    font-size: 1.2rem;
}

.footer-social .social-icon:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Specific colors for social icons */
.footer-social .social-icon:nth-child(1):hover { background: #333; } /* GitHub */
.footer-social .social-icon:nth-child(2):hover { background: #ff0000; } /* YouTube */
.footer-social .social-icon:nth-child(3):hover { 
    background: linear-gradient(45deg, #405de6, #5851db, #833ab4, #c13584, #e1306c, #fd1d1d);
} /* Instagram */
.footer-social .social-icon:nth-child(4):hover { background: #1da1f2; } /* Twitter */

/* Contact Buttons in Footer */
.footer-contact-links {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.footer-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(0, 173, 181, 0.1);
    color: #00adb5;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s;
    border: 1px solid rgba(0, 173, 181, 0.3);
    font-size: 0.9rem;
}

.footer-btn:hover {
    background: #00adb5;
    color: white;
    border-color: #00adb5;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 173, 181, 0.2);
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
}

.footer-made {
    margin-top: 10px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-made i {
    margin: 0 5px;
    animation: heartbeat 1.5s infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .project-image {
        flex: 0 0 400px;
    }
    
    .project-image img {
        max-height: 280px;
    }
}

@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .hero p {
        font-size: 1.2rem;
    }
    
    .about-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .about-image {
        flex: 0 0 auto;
        width: 100%;
        max-width: 400px;
    }
    
    .project-card {
        flex-direction: column;
        gap: 0;
    }
    
    .project-image {
        flex: 0 0 auto;
        width: 100%;
        padding: 40px;
    }
    
    .project-image img {
        max-height: 350px;
        max-width: 80%;
    }
    
    .coming-soon {
        height: 300px;
    }
    
    .project-content {
        padding: 40px;
    }
    
    .footer-content {
        gap: 40px;
    }
    
    /* Contact Page Responsive */
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-info-section {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .contact-info-card {
        flex: 1;
        min-width: 250px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-list {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background-color: #1a1a2e;
        padding: 30px;
        transition: 0.4s;
        z-index: 1000;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        height: calc(100vh - 70px);
        justify-content: flex-start;
        gap: 20px;
    }
    
    .nav-list.active {
        left: 0;
    }
    
    .nav-list li {
        margin: 0;
        width: 100%;
    }
    
    .nav-link {
        display: block;
        padding: 15px 0;
        font-size: 1.1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-link::after {
        display: none;
    }
    
    .hero {
        padding: 80px 20px;
    }
    
    .hero h1 {
        font-size: 2.3rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .page-title {
        font-size: 2.3rem;
    }
    
    .project-image {
        padding: 30px;
    }
    
    .project-image img {
        max-height: 250px;
    }
    
    .coming-soon {
        height: 250px;
    }
    
    .project-content h3 {
        font-size: 1.7rem;
    }
    
    .project-actions {
        flex-direction: column;
    }
    
    .project-actions .btn {
        width: 100%;
    }
    
    /* Contact Page Responsive */
    .contact-form-section {
        padding: 30px;
    }
    
    .contact-info-section {
        flex-direction: column;
    }
    
    .contact-info-card {
        width: 100%;
    }
    
    .form-header h2 {
        font-size: 1.7rem;
    }
    
    .form-submit {
        flex-direction: column;
    }
    
    .btn-submit, .btn-reset {
        width: 100%;
    }
    
    /* Footer Responsive */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-col {
        text-align: center;
    }
    
    .footer-col h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-col a {
        justify-content: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-contact-links {
        justify-content: center;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
}

@media (max-width: 576px) {
    .container {
        width: 95%;
        padding: 15px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .btn, .btn-outline {
        padding: 12px 25px;
        margin: 5px;
        font-size: 0.95rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .about-content {
        gap: 30px;
        margin: 30px 0;
    }
    
    .about-text p {
        font-size: 1rem;
    }
    
    .about-image {
        max-width: 300px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .skill-category {
        padding: 25px;
    }
    
    .project-image {
        padding: 20px;
    }
    
    .project-image img {
        max-height: 200px;
    }
    
    .coming-soon {
        height: 200px;
    }
    
    .coming-soon i {
        font-size: 2.5rem;
    }
    
    .project-content {
        padding: 30px;
    }
    
    .project-content h3 {
        font-size: 1.5rem;
    }
    
    .project-tech {
        font-size: 1rem;
    }
    
    .project-desc {
        font-size: 1rem;
    }
    
    .project-features li {
        font-size: 1rem;
        padding-left: 30px;
    }
    
    /* Contact Page Responsive */
    .contact-form-section {
        padding: 25px 20px;
    }
    
    .input-with-icon input, .textarea-with-icon textarea {
        padding: 16px 15px 16px 50px;
        font-size: 1rem;
    }
    
    .textarea-with-icon textarea {
        padding: 18px 15px 18px 50px;
    }
    
    .input-with-icon i, .textarea-with-icon i {
        left: 15px;
    }
    
    .form-group label {
        font-size: 1rem;
    }
    
    .btn-submit, .btn-reset {
        padding: 16px;
        font-size: 1rem;
    }
    
    /* Contact Buttons Responsive */
    .contact-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .btn-email, .btn-whatsapp, .btn-call, .btn-location, .btn-linkedin {
        flex: 1;
        min-width: 120px;
        font-size: 0.95rem;
        padding: 12px 15px;
    }
    
    /* Social Media Section Responsive */
    .social-media-section {
        padding: 30px 20px;
    }
    
    .social-media-section h3 {
        font-size: 1.5rem;
    }
    
    .social-icons {
        gap: 20px;
    }
    
    .social-icon {
        width: 55px;
        height: 55px;
        font-size: 1.6rem;
    }
    
    /* Footer Responsive */
    .footer-content {
        gap: 30px;
    }
    
    .footer-col h3 {
        font-size: 1.3rem;
    }
    
    .footer-social .social-icon {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .footer-btn {
        padding: 8px 15px;
        font-size: 0.85rem;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.mt-40 { margin-top: 40px; }
.mt-50 { margin-top: 50px; }

.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.mb-40 { margin-bottom: 40px; }
.mb-50 { margin-bottom: 50px; }

.error {
    color: #ff4757;
    font-size: 0.9rem;
    margin-top: 5px;
    display: block;
}

.success {
    color: #2ed573;
    font-size: 0.9rem;
    margin-top: 5px;
    display: block;
}

/* Animation for form elements */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.contact-info-card, .contact-form-section {
    animation: fadeInUp 0.6s ease-out;
}

.contact-info-card:nth-child(2) {
    animation-delay: 0.2s;
}

.contact-info-card:nth-child(3) {
    animation-delay: 0.4s;
}