/* ============================================================
   OCILISNI - MAIN STYLESHEET
   ============================================================ */

/* ============ RESET & BASE STYLES ============ */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-family-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-dark);
    background-color: var(--color-light);
    overflow-x: hidden;
}

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

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

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

button {
    cursor: pointer;
    border: none;
    font-family: inherit;
}

/* ============ UTILITY CLASSES ============ */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ============ HEADER & NAVIGATION ============ */

.header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-lg);
}

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

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.logo-text {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    letter-spacing: var(--letter-spacing-wide);
}

.logo-tagline {
    font-size: var(--font-size-xs);
    color: var(--color-dark-gray);
    font-weight: var(--font-weight-medium);
}

.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav-link {
    font-weight: var(--font-weight-medium);
    color: var(--color-dark);
    position: relative;
    padding-bottom: var(--spacing-sm);
    transition: color var(--transition-base);
}

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

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

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

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

/* Header CTA Button */
.header-cta {
    margin-left: var(--spacing-xl);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: var(--spacing-xs);
    background: none;
    cursor: pointer;
    margin-left: var(--spacing-lg);
}

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

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(10px, 10px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ============ BUTTONS ============ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius-base);
    transition: all var(--transition-base);
    border: 2px solid transparent;
    text-align: center;
    justify-content: center;
    white-space: nowrap;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--color-secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.btn-block {
    width: 100%;
}

/* ============ HERO SECTION ============ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.5) 0%, rgba(3, 105, 161, 0.5) 100%), url('../home-pic.jpg') center / cover no-repeat;
    background-attachment: fixed;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="pattern" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="1200" height="600" fill="url(%23pattern)"/></svg>');
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 118, 110, 0.1);
    backdrop-filter: blur(1px);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 700px;
    padding: 0 var(--spacing-lg);
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-family: var(--font-family-heading);
    font-size: clamp(2.25rem, 6vw, 3.75rem);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.015em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
}

/* ============ SECTIONS ============ */

section {
    padding: var(--section-padding-desktop) 0;
}

.section-title {
    font-family: var(--font-family-heading);
    font-size: clamp(1.875rem, 5vw, 3rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.015em;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-dark-gray);
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-3xl);
    line-height: var(--line-height-relaxed);
}

/* ============ ABOUT SECTION ============ */

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    align-items: start;
    margin-top: var(--spacing-3xl);
}

.about-photo {
    display: flex;
    justify-content: center;
}

.profile-image {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-xl);
    border: 3px solid white;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.photo-placeholder {
    position: relative;
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary-light));
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-xl);
    border: 3px solid white;
    overflow: hidden;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.photo-placeholder i {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.8;
}

.photo-placeholder p {
    font-weight: var(--font-weight-medium);
    opacity: 0.9;
}

.about-text {
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.about-name {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.credentials {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.credential-badge {
    display: inline-block;
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-base);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    width: fit-content;
}

.about-bio {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: var(--color-dark);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--color-medium-gray);
}

.experience-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.experience-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.experience-list li {
    padding-left: var(--spacing-lg);
    position: relative;
}

.experience-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.3em;
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

.experience-list strong {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

.experience-list p {
    color: var(--color-dark-gray);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    line-height: var(--line-height-tight);
}

.about-cta {
    display: flex;
    gap: var(--spacing-md);
}

/* ============ SERVICES SECTION ============ */

.services {
    background-color: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
}

.service-card {
    background: white;
    border: 1px solid var(--color-medium-gray);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-base);
    animation: fadeInUp 0.8s ease-out both;
}

.service-card:nth-child(1) {
    animation-delay: 0s;
}

.service-card:nth-child(2) {
    animation-delay: 0.1s;
}

.service-card:nth-child(3) {
    animation-delay: 0.2s;
}

.service-card:nth-child(4) {
    animation-delay: 0.3s;
}

.service-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.02), rgba(3, 105, 161, 0.02));
}

.service-icon {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(15, 118, 110, 0.1);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background-color: var(--color-primary);
    color: white;
    transform: scale(1.1);
}

.service-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.service-list li {
    color: var(--color-dark-gray);
    font-size: var(--font-size-sm);
    padding-left: var(--spacing-lg);
    position: relative;
    line-height: var(--line-height-normal);
}

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

/* ============ TESTIMONIALS SECTION ============ */

.testimonials {
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.05), rgba(3, 105, 161, 0.05));
}

.testimonials-placeholder {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
    margin-top: var(--spacing-3xl);
}

.placeholder-content {
    text-align: center;
    max-width: 500px;
    padding: var(--spacing-2xl);
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.8s ease-out;
}

.placeholder-content i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.placeholder-content h3 {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

.placeholder-content p {
    color: var(--color-dark-gray);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-lg);
}

/* ============ CONTACT SECTION ============ */

.contact {
    background-color: white;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-3xl);
}

.contact-info {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-3xl);
    animation: fadeInUp 0.8s ease-out;
    justify-content: center;
    align-items: flex-start;
    margin-top: var(--spacing-3xl);
}

.contact-info.contact-centered {
    width: 100%;
    text-align: center;
}

.contact-info.contact-centered .info-item {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    flex: 0 1 auto;
    min-width: 200px;
}

.contact-info.contact-centered .info-item i {
    font-size: var(--font-size-3xl);
    margin-top: 0;
}

.contact-info h3 {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
}

.info-item {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.info-item i {
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    margin-top: var(--spacing-sm);
    min-width: 30px;
}

.info-label {
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.info-item a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-base);
}

.info-item a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.info-item p {
    color: var(--color-dark-gray);
    margin: 0;
}

/* Contact Form */
.contact-form {
    background: var(--color-light);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group textarea {
    padding: var(--spacing-md);
    border: 1px solid var(--color-medium-gray);
    border-radius: var(--border-radius-base);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
    background-color: white;
    color: var(--color-dark);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.1);
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--color-error);
}

.form-group input.error:focus,
.form-group textarea.error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.error-message {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    display: none;
}

.error-message.show {
    display: block;
}

/* Checkbox Group */
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--color-dark);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-disclaimer {
    font-size: var(--font-size-xs);
    color: var(--color-dark-gray);
    text-align: center;
    margin-top: var(--spacing-md);
}

/* ============ FOOTER ============ */

.footer {
    background-color: var(--color-dark);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h4 {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: var(--line-height-relaxed);
}

.footer-section ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
    transition: color var(--transition-base);
}

.footer-section a:hover {
    color: var(--color-primary-light);
}

.social-links {
    display: flex;
    gap: var(--spacing-lg);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-base);
    font-size: var(--font-size-lg);
    transition: all var(--transition-base);
}

.social-links a:hover {
    background-color: var(--color-primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
}

/* ============ ANIMATIONS ============ */

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease-out forwards;
    opacity: 0;
}

/* Success Message */
.form-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-base);
    margin-bottom: var(--spacing-lg);
    display: none;
    animation: fadeInUp 0.6s ease-out;
}

.form-success.show {
    display: block;
}