/* ==========================================================
   ADRIÁN TAKANO — Portfolio
   Aesthetic: Clean editorial minimalism with warm accents
   Fonts: DM Serif Display (display) + Outfit (body)
   ========================================================== */

/* ---------- RESET & VARIABLES ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Palette — warm, professional, food-adjacent earth tones */
    --clr-bg:        #FAFAF7;
    --clr-bg-alt:    #F0EDE6;
    --clr-surface:   #FFFFFF;
    --clr-text:      #1A1A18;
    --clr-text-soft: #5C5C58;
    --clr-accent:    #B8860B; /* dark goldenrod — warm, trust, food */
    --clr-accent-light: #D4A843;
    --clr-accent-bg: rgba(184, 134, 11, .07);
    --clr-border:    #E2DFD6;
    --clr-dark:      #1A1A18;
    --clr-white:     #FFFFFF;

    /* Typography */
    --ff-display: 'DM Serif Display', Georgia, serif;
    --ff-body:    'Outfit', system-ui, sans-serif;

    /* Spacing */
    --space-xs: .5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    --space-2xl: 8rem;

    /* Misc */
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 2px 20px rgba(26,26,24,.06);
    --transition: .35s cubic-bezier(.4,0,.2,1);
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--ff-body);
    font-weight: 400;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--clr-text);
    background: var(--clr-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

/* ---------- CONTAINER ---------- */
.container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ---------- TYPOGRAPHY ---------- */
h1, h2, h3, h4 {
    font-family: var(--ff-display);
    font-weight: 400;
    line-height: 1.2;
}

/* ---------- NAVIGATION ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(250, 250, 247, .88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.nav--scrolled {
    border-bottom-color: var(--clr-border);
    box-shadow: 0 1px 12px rgba(26,26,24,.04);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1120px;
    margin: 0 auto;
    padding: var(--space-sm) var(--space-md);
}

.nav__logo {
    font-family: var(--ff-display);
    font-size: 1.5rem;
    letter-spacing: -.02em;
    color: var(--clr-text);
}

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

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav__link {
    font-size: .875rem;
    font-weight: 500;
    letter-spacing: .02em;
    color: var(--clr-text-soft);
    position: relative;
    transition: color var(--transition);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--clr-accent);
    transition: width var(--transition);
}

.nav__link:hover {
    color: var(--clr-text);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link--cta {
    background: var(--clr-accent);
    color: var(--clr-white) !important;
    padding: .5rem 1.25rem;
    border-radius: 100px;
    font-weight: 500;
    transition: background var(--transition), transform var(--transition);
}

.nav__link--cta::after { display: none; }

.nav__link--cta:hover {
    background: var(--clr-accent-light);
    transform: translateY(-1px);
}

/* Hamburger */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    z-index: 1001;
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--clr-text);
    border-radius: 2px;
    transition: var(--transition);
    transform-origin: center;
}

/* ---------- HERO ---------- */
.hero {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: calc(80px + var(--space-lg)) var(--space-md) var(--space-lg);
    position: relative;
}

.hero__grid {
    max-width: 1120px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.hero__greeting {
    font-size: .875rem;
    font-weight: 500;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--clr-accent);
    margin-bottom: var(--space-xs);
}

.hero__name {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -.02em;
    margin-bottom: var(--space-sm);
    color: var(--clr-text);
}

.hero__tagline {
    font-size: 1.1rem;
    color: var(--clr-text-soft);
    max-width: 500px;
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* Portrait */
.hero__portrait {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero__portrait-frame {
    width: clamp(280px, 22vw, 380px);
    aspect-ratio: 1;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    z-index: 2;
    box-shadow: 0 8px 40px rgba(26,26,24,.1);
}

.hero__portrait-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.hero__portrait-accent {
    position: absolute;
    top: -12px;
    right: -12px;
    width: clamp(280px, 22vw, 380px);
    aspect-ratio: 1;
    border-radius: 50%;
    border: 2px solid var(--clr-accent);
    opacity: .3;
    z-index: 1;
}

/* Scroll hint */
.hero__scroll-hint {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    font-size: .75rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--clr-text-soft);
    opacity: .6;
    animation: float 2.5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%      { transform: translateX(-50%) translateY(6px); }
}

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .75rem 1.75rem;
    font-family: var(--ff-body);
    font-size: .9rem;
    font-weight: 500;
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
}

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

.btn--primary:hover {
    background: var(--clr-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(184,134,11,.25);
}

.btn--outline {
    background: transparent;
    color: var(--clr-text);
    border: 1.5px solid var(--clr-border);
}

.btn--outline:hover {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
    transform: translateY(-2px);
}

/* ---------- SECTIONS (GENERAL) ---------- */
.section {
    padding: var(--space-xl) 0;
}

.section__label {
    display: inline-block;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--clr-accent);
    margin-bottom: var(--space-xs);
}

.section__title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-sm);
    color: var(--clr-text);
}

.section__subtitle {
    font-size: 1.05rem;
    color: var(--clr-text-soft);
    max-width: 620px;
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

/* ---------- ABOUT ---------- */
.about {
    background: var(--clr-bg);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.about__text p {
    margin-bottom: var(--space-sm);
    color: var(--clr-text-soft);
}

.about__text strong {
    color: var(--clr-text);
    font-weight: 600;
}

.about__right {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.about__illustration {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--clr-border);
}

.about__illustration img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* Section hero images (Calidad Alimentaria, Asesor TI) */
.section__hero-img {
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: var(--space-lg);
    border: 1px solid var(--clr-border);
    max-height: 360px;
}

.section__hero-img img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.about__skills {
    display: grid;
    gap: var(--space-sm);
}

.skill-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    padding: var(--space-sm) 1.25rem;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.skill-card:hover {
    border-color: var(--clr-accent);
    box-shadow: var(--shadow);
}

.skill-card__icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--clr-accent-bg);
    border-radius: var(--radius-sm);
    color: var(--clr-accent);
}

.skill-card h3 {
    font-family: var(--ff-body);
    font-size: .95rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.skill-card p {
    font-size: .82rem;
    color: var(--clr-text-soft);
    line-height: 1.4;
}

/* ---------- FOOD QUALITY ---------- */
.food {
    background: var(--clr-bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.service-card {
    background: var(--clr-surface);
    border-radius: var(--radius);
    padding: var(--space-md);
    position: relative;
    border: 1px solid var(--clr-border);
    transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(26,26,24,.08);
}

.service-card__number {
    font-family: var(--ff-display);
    font-size: 2rem;
    color: var(--clr-accent);
    opacity: .35;
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.service-card__title {
    font-family: var(--ff-body);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--clr-text);
}

.service-card__desc {
    font-size: .88rem;
    color: var(--clr-text-soft);
    line-height: 1.65;
    margin-bottom: var(--space-sm);
}

.service-card__tag {
    display: inline-block;
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--clr-accent);
    background: var(--clr-accent-bg);
    padding: .3rem .75rem;
    border-radius: 100px;
}

/* Value metrics */
.food__value {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    text-align: center;
    padding: var(--space-lg) 0 0;
    border-top: 1px solid var(--clr-border);
}

.value-item__number {
    display: block;
    font-family: var(--ff-display);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    color: var(--clr-accent);
    margin-bottom: .25rem;
}

.value-item__label {
    font-size: .85rem;
    color: var(--clr-text-soft);
}

/* ---------- TI SECTION ---------- */
.ti {
    background: var(--clr-bg);
}

.ti__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.ti-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: var(--space-md);
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.ti-card:hover {
    border-color: var(--clr-accent);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.ti-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--clr-accent-bg);
    border-radius: var(--radius-sm);
    color: var(--clr-accent);
    margin-bottom: var(--space-sm);
}

.ti-card h3 {
    font-family: var(--ff-body);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.ti-card p {
    font-size: .88rem;
    color: var(--clr-text-soft);
    line-height: 1.65;
}

/* Bonus card */
.ti__bonus {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    background: var(--clr-dark);
    color: var(--clr-white);
    border-radius: var(--radius);
    padding: var(--space-md) var(--space-lg);
}

.ti__bonus-content h3 {
    font-size: 1.3rem;
    margin-bottom: var(--space-xs);
}

.ti__bonus-content p {
    font-size: .9rem;
    opacity: .8;
    max-width: 600px;
    line-height: 1.65;
}

.ti__bonus-badge {
    flex-shrink: 0;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    background: var(--clr-accent);
    color: var(--clr-white);
    padding: .5rem 1.25rem;
    border-radius: 100px;
}

/* ---------- CONTACT ---------- */
.contact {
    background: var(--clr-bg-alt);
    text-align: center;
}

.contact .section__subtitle {
    margin-left: auto;
    margin-right: auto;
}

.contact__grid {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .5rem;
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: var(--space-md) var(--space-lg);
    min-width: 240px;
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    color: var(--clr-text-soft);
}

.contact-card:hover {
    border-color: var(--clr-accent);
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}

.contact-card svg {
    color: var(--clr-accent);
}

.contact-card__li-icon {
    width: 24px;
    height: 24px;
    border-radius: 4px;
}

.contact-card__label {
    font-size: .75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--clr-accent);
}

.contact-card__value {
    font-size: .95rem;
    color: var(--clr-text);
    font-weight: 500;
}

/* ---------- FOOTER ---------- */
.footer {
    background: var(--clr-dark);
    color: rgba(255,255,255,.5);
    padding: var(--space-md) 0;
}

.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer__copy {
    font-size: .82rem;
}

.footer__links {
    display: flex;
    gap: var(--space-md);
}

.footer__links a {
    font-size: .82rem;
    transition: color var(--transition);
}

.footer__links a:hover {
    color: var(--clr-accent-light);
}

/* ---------- REVEAL ANIMATIONS ---------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1);
}

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

.reveal--delay-1 { transition-delay: .15s; }
.reveal--delay-2 { transition-delay: .3s; }

/* ========== RESPONSIVE ========== */

/* Tablet */
@media (max-width: 960px) {
    .hero__grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-md);
    }

    .hero__text {
        order: 2;
    }

    .hero__portrait {
        order: 1;
    }

    .hero__tagline {
        margin-left: auto;
        margin-right: auto;
    }

    .hero__actions {
        justify-content: center;
    }

    .about__grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ti__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ti__bonus {
        flex-direction: column;
        text-align: center;
        padding: var(--space-md);
    }
}

/* Mobile */
@media (max-width: 640px) {
    :root {
        --space-lg: 3rem;
        --space-xl: 4rem;
    }

    /* Mobile Nav */
    .nav__toggle {
        display: flex;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 320px;
        height: 100vh;
        height: 100dvh;
        background: var(--clr-surface);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-md);
        transition: right var(--transition);
        box-shadow: -4px 0 24px rgba(26,26,24,.1);
    }

    .nav__menu--open {
        right: 0;
    }

    .nav__link {
        font-size: 1.1rem;
    }

    /* Hamburger animation */
    .nav__toggle--active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .nav__toggle--active span:nth-child(2) {
        opacity: 0;
    }
    .nav__toggle--active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        min-height: auto;
        padding-top: calc(80px + var(--space-md));
        padding-bottom: var(--space-lg);
    }

    .hero__portrait-frame {
        width: 220px;
    }

    .hero__portrait-accent {
        width: 220px;
    }

    .hero__scroll-hint {
        display: none;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .food__value {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .ti__grid {
        grid-template-columns: 1fr;
    }

    .contact__grid {
        flex-direction: column;
        align-items: center;
    }

    .contact-card {
        width: 100%;
        max-width: 340px;
    }

    .footer__inner {
        flex-direction: column;
        text-align: center;
    }
}

/* Very small */
@media (max-width: 380px) {
    .hero__name {
        font-size: 2rem;
    }

    .btn {
        padding: .65rem 1.25rem;
        font-size: .85rem;
    }
}